diff options
Diffstat (limited to 'Master/bin/i386-freebsd/mtxrun.lua')
-rw-r--r-- | Master/bin/i386-freebsd/mtxrun.lua | 27610 |
1 files changed, 27610 insertions, 0 deletions
diff --git a/Master/bin/i386-freebsd/mtxrun.lua b/Master/bin/i386-freebsd/mtxrun.lua new file mode 100644 index 00000000000..a00dc59288c --- /dev/null +++ b/Master/bin/i386-freebsd/mtxrun.lua @@ -0,0 +1,27610 @@ +#!/usr/bin/env texlua + +if not modules then modules = { } end modules ['mtxrun'] = { + version = 1.001, + comment = "runner, lua replacement for texmfstart.rb", + author = "Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright = "PRAGMA ADE / ConTeXt Development Team", + license = "see context related readme files" +} + +-- one can make a stub: + +-- mtxrun : +-- +-- #!/bin/sh +-- env LUATEXDIR=/....../texmf/scripts/context/lua luatex --luaonly mtxrun.lua "$@" + +-- mtxrun.cmd : +-- +-- @luatex --luaonly %~d0%~p0mtxrun.lua %* + +-- filename : mtxrun.lua +-- comment : companion to context.tex +-- author : Hans Hagen, PRAGMA-ADE, Hasselt NL +-- copyright: PRAGMA ADE / ConTeXt Development Team +-- license : see context related readme files + +-- This script is based on texmfstart.rb but does not use kpsewhich to locate files. +-- Although kpse is a library it never came to opening up its interface to other +-- programs (esp scripting languages) and so we do it ourselves. The lua variant +-- evolved out of an experimental ruby one. Interesting is that using a scripting +-- language instead of c does not have a speed penalty. Actually the lua variant is +-- more efficient, especially when multiple calls to kpsewhich are involved. The lua +-- library also gives way more control. + +-- When libraries used here are updates you can run +-- +-- mtxrun --selfmerge +-- +-- to update the embedded code. After that you might need to run +-- +-- mtxrun --selfupdate +-- +-- to copy the new script (from scripts/context/lua) to location where +-- binaries are expected. If you want to remove the embedded code you can run +-- +-- mtxxun --selfclean + +-- to be done / considered +-- +-- support for --exec or make it default +-- support for jar files (or maybe not, never used, too messy) +-- support for $RUBYINPUTS cum suis (if still needed) +-- remember for subruns: _CTX_K_V_#{original}_ +-- remember for subruns: _CTX_K_S_#{original}_ +-- remember for subruns: TEXMFSTART.#{original} [tex.rb texmfstart.rb] + +-- begin library merge + + + +do -- create closure to overcome 200 locals limit + +package.loaded["l-bit32"] = package.loaded["l-bit32"] or true + +-- original size: 3607, stripped down to: 3009 + +if not modules then modules={} end modules ['l-bit32']={ + version=1.001, + license="the same as regular Lua", + source="bitwise.lua, v 1.24 2014/12/26 17:20:53 roberto", + comment="drop-in for bit32, adapted a bit by Hans Hagen", +} +if bit32 then +elseif utf8 then + load ([[ +local select = select -- instead of: arg = { ... } +bit32 = { + bnot = function (a) + return ~a & 0xFFFFFFFF + end, + band = function (x, y, z, ...) + if not z then + return ((x or -1) & (y or -1)) & 0xFFFFFFFF + else + local res = x & y & z + for i=1,select("#",...) do + res = res & select(i,...) + end + return res & 0xFFFFFFFF + end + end, + bor = function (x, y, z, ...) + if not z then + return ((x or 0) | (y or 0)) & 0xFFFFFFFF + else + local res = x | y | z + for i=1,select("#",...) do + res = res | select(i,...) + end + return res & 0xFFFFFFFF + end + end, + bxor = function (x, y, z, ...) + if not z then + return ((x or 0) ~ (y or 0)) & 0xFFFFFFFF + else + local res = x ~ y ~ z + for i=1,select("#",...) do + res = res ~ select(i,...) + end + return res & 0xFFFFFFFF + end + end, + btest = function (x, y, z, ...) + if not z then + return (((x or -1) & (y or -1)) & 0xFFFFFFFF) ~= 0 + else + local res = x & y & z + for i=1,select("#",...) do + res = res & select(i,...) + end + return (res & 0xFFFFFFFF) ~= 0 + end + end, + lshift = function (a, b) + return ((a & 0xFFFFFFFF) << b) & 0xFFFFFFFF + end, + rshift = function (a, b) + return ((a & 0xFFFFFFFF) >> b) & 0xFFFFFFFF + end, + arshift = function (a, b) + a = a & 0xFFFFFFFF + if b <= 0 or (a & 0x80000000) == 0 then + return (a >> b) & 0xFFFFFFFF + else + return ((a >> b) | ~(0xFFFFFFFF >> b)) & 0xFFFFFFFF + end + end, + lrotate = function (a ,b) + b = b & 31 + a = a & 0xFFFFFFFF + a = (a << b) | (a >> (32 - b)) + return a & 0xFFFFFFFF + end, + rrotate = function (a, b) + b = -b & 31 + a = a & 0xFFFFFFFF + a = (a << b) | (a >> (32 - b)) + return a & 0xFFFFFFFF + end, + extract = function (a, f, w) + return (a >> f) & ~(-1 << (w or 1)) + end, + replace = function (a, v, f, w) + local mask = ~(-1 << (w or 1)) + return ((a & ~(mask << f)) | ((v & mask) << f)) & 0xFFFFFFFF + end, +} + ]] ) () +elseif bit then + load ([[ +local band, bnot, rshift, lshift = bit.band, bit.bnot, bit.rshift, bit.lshift +bit32 = { + arshift = bit.arshift, + band = band, + bnot = bnot, + bor = bit.bor, + bxor = bit.bxor, + btest = function(...) + return band(...) ~= 0 + end, + extract = function(a,f,w) + return band(rshift(a,f),2^(w or 1)-1) + end, + lrotate = bit.rol, + lshift = lshift, + replace = function(a,v,f,w) + local mask = 2^(w or 1)-1 + return band(a,bnot(lshift(mask,f)))+lshift(band(v,mask),f) + end, + rrotate = bit.ror, + rshift = rshift, +} + ]] ) () +else + xpcall(function() local _,t=require("bit32") if t then bit32=t end return end,function() end) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-lua"] = package.loaded["l-lua"] or true + +-- original size: 6405, stripped down to: 2865 + +if not modules then modules={} end modules ['l-lua']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local next,type,tonumber=next,type,tonumber +LUAMAJORVERSION,LUAMINORVERSION=string.match(_VERSION,"^[^%d]+(%d+)%.(%d+).*$") +LUAMAJORVERSION=tonumber(LUAMAJORVERSION) or 5 +LUAMINORVERSION=tonumber(LUAMINORVERSION) or 1 +LUAVERSION=LUAMAJORVERSION+LUAMINORVERSION/10 +if LUAVERSION<5.2 and jit then + MINORVERSION=2 + LUAVERSION=5.2 +end +if not lpeg then + lpeg=require("lpeg") +end +if loadstring then + local loadnormal=load + function load(first,...) + if type(first)=="string" then + return loadstring(first,...) + else + return loadnormal(first,...) + end + end +else + loadstring=load +end +if not ipairs then + local function iterate(a,i) + i=i+1 + local v=a[i] + if v~=nil then + return i,v + end + end + function ipairs(a) + return iterate,a,0 + end +end +if not pairs then + function pairs(t) + return next,t + end +end +if not table.unpack then + table.unpack=_G.unpack +elseif not unpack then + _G.unpack=table.unpack +end +if not package.loaders then + package.loaders=package.searchers +end +local print,select,tostring=print,select,tostring +local inspectors={} +function setinspector(kind,inspector) + inspectors[kind]=inspector +end +function inspect(...) + for s=1,select("#",...) do + local value=select(s,...) + if value==nil then + print("nil") + else + local done=false + local kind=type(value) + local inspector=inspectors[kind] + if inspector then + done=inspector(value) + if done then + break + end + end + for kind,inspector in next,inspectors do + done=inspector(value) + if done then + break + end + end + if not done then + print(tostring(value)) + end + end + end +end +local dummy=function() end +function optionalrequire(...) + local ok,result=xpcall(require,dummy,...) + if ok then + return result + end +end +local flush=io.flush +if flush then + local execute=os.execute if execute then function os.execute(...) flush() return execute(...) end end + local exec=os.exec if exec then function os.exec (...) flush() return exec (...) end end + local spawn=os.spawn if spawn then function os.spawn (...) flush() return spawn (...) end end + local popen=io.popen if popen then function io.popen (...) flush() return popen (...) end end +end +FFISUPPORTED=type(ffi)=="table" and ffi.os~="" and ffi.arch~="" and ffi.load +if not FFISUPPORTED then + local okay;okay,ffi=pcall(require,"ffi") + FFISUPPORTED=type(ffi)=="table" and ffi.os~="" and ffi.arch~="" and ffi.load +end +if not FFISUPPORTED then + ffi=nil +elseif not ffi.number then + ffi.number=tonumber +end +if LUAVERSION>5.3 then +end +if status and os.setenv then + os.setenv("engine",string.lower(status.luatex_engine or "unknown")) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-macro"] = package.loaded["l-macro"] or true + +-- original size: 10130, stripped down to: 5990 + +if not modules then modules={} end modules ['l-macros']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local S,P,R,V,C,Cs,Cc,Ct,Carg=lpeg.S,lpeg.P,lpeg.R,lpeg.V,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Ct,lpeg.Carg +local lpegmatch=lpeg.match +local concat=table.concat +local format,sub,match=string.format,string.sub,string.match +local next,load,type=next,load,type +local newline=S("\n\r")^1 +local continue=P("\\")*newline +local whitespace=S(" \t\n\r") +local spaces=S(" \t")+continue +local nametoken=R("az","AZ","__","09") +local name=nametoken^1 +local body=((continue/""+1)-newline)^1 +local lparent=P("(") +local rparent=P(")") +local noparent=1-(lparent+rparent) +local nested=P { lparent*(noparent+V(1))^0*rparent } +local escaped=P("\\")*P(1) +local squote=P("'") +local dquote=P('"') +local quoted=dquote*(escaped+(1-dquote))^0*dquote+squote*(escaped+(1-squote))^0*squote +local arguments=lparent*Ct((Cs((nested+(quoted+1-S("),")))^1)+S(", "))^0)*rparent +local macros=lua.macros or {} +lua.macros=macros +local patterns={} +local definitions={} +local resolve +local subparser +local report_lua=function(...) + if logs and logs.reporter then + report_lua=logs.reporter("system","lua") + report_lua(...) + else + print(format(...)) + end +end +local safeguard=P("local")*whitespace^1*name*(whitespace+P("=")) +resolve=safeguard+C(C(name)*(arguments^-1))/function(raw,s,a) + local d=definitions[s] + if d then + if a then + local n=#a + local p=patterns[s][n] + if p then + local d=d[n] + for i=1,n do + a[i]=lpegmatch(subparser,a[i]) or a[i] + end + return lpegmatch(p,d,1,a) or d + else + return raw + end + else + return d[0] or raw + end + elseif a then + for i=1,#a do + a[i]=lpegmatch(subparser,a[i]) or a[i] + end + return s.."("..concat(a,",")..")" + else + return raw + end +end +subparser=Cs((resolve+P(1))^1) +local enddefine=P("#enddefine")/"" +local beginregister=(C(name)*(arguments+Cc(false))*C((1-enddefine)^1)*enddefine)/function(k,a,v) + local n=0 + if a then + n=#a + local pattern=P(false) + for i=1,n do + pattern=pattern+(P(a[i])*Carg(1))/function(t) return t[i] end + end + pattern=Cs((pattern+P(1))^1) + local p=patterns[k] + if not p then + p={ [0]=false,false,false,false,false,false,false,false,false } + patterns[k]=p + end + p[n]=pattern + end + local d=definitions[k] + if not d then + d={ a=a,[0]=false,false,false,false,false,false,false,false,false } + definitions[k]=d + end + d[n]=lpegmatch(subparser,v) or v + return "" +end +local register=(Cs(name)*(arguments+Cc(false))*spaces^0*Cs(body))/function(k,a,v) + local n=0 + if a then + n=#a + local pattern=P(false) + for i=1,n do + pattern=pattern+(P(a[i])*Carg(1))/function(t) return t[i] end + end + pattern=Cs((pattern+P(1))^1) + local p=patterns[k] + if not p then + p={ [0]=false,false,false,false,false,false,false,false,false } + patterns[k]=p + end + p[n]=pattern + end + local d=definitions[k] + if not d then + d={ a=a,[0]=false,false,false,false,false,false,false,false,false } + definitions[k]=d + end + d[n]=lpegmatch(subparser,v) or v + return "" +end +local unregister=(C(name)*spaces^0*(arguments+Cc(false)))/function(k,a) + local n=0 + if a then + n=#a + local p=patterns[k] + if p then + p[n]=false + end + end + local d=definitions[k] + if d then + d[n]=false + end + return "" +end +local begindefine=(P("begindefine")*spaces^0/"")*beginregister +local define=(P("define" )*spaces^0/"")*register +local undefine=(P("undefine" )*spaces^0/"")*unregister +local parser=Cs((((P("#")/"")*(define+begindefine+undefine)*(newline^0/"") )+resolve+P(1) )^0 ) +function macros.reset() + definitions={} + patterns={} +end +function macros.showdefinitions() + for name,list in table.sortedhash(definitions) do + local arguments=list.a + if arguments then + arguments="("..concat(arguments,",")..")" + else + arguments="" + end + print("macro: "..name..arguments) + for i=0,#list do + local l=list[i] + if l then + print(" "..l) + end + end + end +end +function macros.resolvestring(str) + return lpegmatch(parser,str) or str +end +function macros.resolving() + return next(patterns) +end +local function reload(path,name,data) + local only=match(name,".-([^/]+)%.lua") + if only and only~="" then + local name=path.."/"..only + local f=io.open(name,"wb") + f:write(data) + f:close() + local f=loadfile(name) + os.remove(name) + return f + end +end +local function reload(path,name,data) + if path and path~="" then + local only=string.match(name,".-([^/]+)%.lua") + if only and only~="" then + local name=path.."/"..only.."-macro.lua" + local f=io.open(name,"wb") + if f then + f:write(data) + f:close() + local l=loadfile(name) + os.remove(name) + return l + end + end + end + return load(data,name) +end +local function loaded(name,trace,detail) + local f=io.open(name,"rb") + if not f then + return false,format("file '%s' not found",name) + end + local c=f:read("*a") + if not c then + return false,format("file '%s' is invalid",name) + end + f:close() + local n=lpegmatch(parser,c) + if trace then + if #n~=#c then + report_lua("macros expanded in '%s' (%i => %i bytes)",name,#c,#n) + if detail then + report_lua() + report_lua(n) + report_lua() + end + elseif detail then + report_lua("no macros expanded in '%s'",name) + end + end + return reload(lfs and lfs.currentdir(),name,n) +end +macros.loaded=loaded +function required(name,trace) + local filename=file.addsuffix(name,"lua") + local fullname=resolvers and resolvers.findfile(filename) or filename + if not fullname or fullname=="" then + return false + end + local codeblob=package.loaded[fullname] + if codeblob then + return codeblob + end + local code,message=loaded(fullname,macros,trace,trace) + if type(code)=="function" then + code=code() + else + report_lua("error when loading '%s'",fullname) + return false,message + end + if code==nil then + code=false + end + package.loaded[fullname]=code + return code +end +macros.required=required + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-sandbox"] = package.loaded["l-sandbox"] or true + +-- original size: 9604, stripped down to: 6394 + +if not modules then modules={} end modules ['l-sandbox']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local global=_G +local next=next +local unpack=unpack or table.unpack +local type=type +local tprint=texio and texio.write_nl or print +local tostring=tostring +local format=string.format +local concat=table.concat +local sort=table.sort +local gmatch=string.gmatch +local gsub=string.gsub +local requiem=require +sandbox={} +local sandboxed=false +local overloads={} +local skiploads={} +local initializers={} +local finalizers={} +local originals={} +local comments={} +local trace=false +local logger=false +local blocked={} +local function report(...) + tprint("sandbox ! "..format(...)) +end +sandbox.report=report +function sandbox.setreporter(r) + report=r + sandbox.report=r +end +function sandbox.settrace(v) + trace=v +end +function sandbox.setlogger(l) + logger=type(l)=="function" and l or false +end +local function register(func,overload,comment) + if type(func)=="function" then + if type(overload)=="string" then + comment=overload + overload=nil + end + local function f(...) + if sandboxed then + local overload=overloads[f] + if overload then + if logger then + local result={ overload(func,...) } + logger { + comment=comments[f] or tostring(f), + arguments={... }, + result=result[1] and true or false, + } + return unpack(result) + else + return overload(func,...) + end + else + end + else + return func(...) + end + end + if comment then + comments[f]=comment + if trace then + report("registering function: %s",comment) + end + end + overloads[f]=overload or false + originals[f]=func + return f + end +end +local function redefine(func,comment) + if type(func)=="function" then + skiploads[func]=comment or comments[func] or "unknown" + if overloads[func]==false then + overloads[func]=nil + end + end +end +sandbox.register=register +sandbox.redefine=redefine +function sandbox.original(func) + return originals and originals[func] or func +end +function sandbox.overload(func,overload,comment) + comment=comment or comments[func] or "?" + if type(func)~="function" then + if trace then + report("overloading unknown function: %s",comment) + end + elseif type(overload)~="function" then + if trace then + report("overloading function with bad overload: %s",comment) + end + elseif overloads[func]==nil then + if trace then + report("function is not registered: %s",comment) + end + elseif skiploads[func] then + if trace then + report("function is not skipped: %s",comment) + end + else + if trace then + report("overloading function: %s",comment) + end + overloads[func]=overload + end + return func +end +local function whatever(specification,what,target) + if type(specification)~="table" then + report("%s needs a specification",what) + elseif type(specification.category)~="string" or type(specification.action)~="function" then + report("%s needs a category and action",what) + elseif not sandboxed then + target[#target+1]=specification + elseif trace then + report("already enabled, discarding %s",what) + end +end +function sandbox.initializer(specification) + whatever(specification,"initializer",initializers) +end +function sandbox.finalizer(specification) + whatever(specification,"finalizer",finalizers) +end +function require(name) + local n=gsub(name,"^.*[\\/]","") + local n=gsub(n,"[%.].*$","") + local b=blocked[n] + if b==false then + return nil + elseif b then + if trace then + report("using blocked: %s",n) + end + return b + else + if trace then + report("requiring: %s",name) + end + return requiem(name) + end +end +function blockrequire(name,lib) + if trace then + report("preventing reload of: %s",name) + end + blocked[name]=lib or _G[name] or false +end +function sandbox.enable() + if not sandboxed then + debug={ + traceback=debug.traceback, + } + for i=1,#initializers do + initializers[i].action() + end + for i=1,#finalizers do + finalizers[i].action() + end + local nnot=0 + local nyes=0 + local cnot={} + local cyes={} + local skip={} + for k,v in next,overloads do + local c=comments[k] + if v then + if c then + cyes[#cyes+1]=c + else + nyes=nyes+1 + end + else + if c then + cnot[#cnot+1]=c + else + nnot=nnot+1 + end + end + end + for k,v in next,skiploads do + skip[#skip+1]=v + end + if #cyes>0 then + sort(cyes) + report("overloaded known: %s",concat(cyes," | ")) + end + if nyes>0 then + report("overloaded unknown: %s",nyes) + end + if #cnot>0 then + sort(cnot) + report("not overloaded known: %s",concat(cnot," | ")) + end + if nnot>0 then + report("not overloaded unknown: %s",nnot) + end + if #skip>0 then + sort(skip) + report("not overloaded redefined: %s",concat(skip," | ")) + end + initializers=nil + finalizers=nil + originals=nil + sandboxed=true + end +end +blockrequire("lfs",lfs) +blockrequire("io",io) +blockrequire("os",os) +blockrequire("ffi",ffi) +local function supported(library) + local l=_G[library] + return l +end +loadfile=register(loadfile,"loadfile") +if supported("lua") then + lua.openfile=register(lua.openfile,"lua.openfile") +end +if supported("io") then + io.open=register(io.open,"io.open") + io.popen=register(io.popen,"io.popen") + io.lines=register(io.lines,"io.lines") + io.output=register(io.output,"io.output") + io.input=register(io.input,"io.input") +end +if supported("os") then + os.execute=register(os.execute,"os.execute") + os.spawn=register(os.spawn,"os.spawn") + os.exec=register(os.exec,"os.exec") + os.rename=register(os.rename,"os.rename") + os.remove=register(os.remove,"os.remove") +end +if supported("lfs") then + lfs.chdir=register(lfs.chdir,"lfs.chdir") + lfs.mkdir=register(lfs.mkdir,"lfs.mkdir") + lfs.rmdir=register(lfs.rmdir,"lfs.rmdir") + lfs.isfile=register(lfs.isfile,"lfs.isfile") + lfs.isdir=register(lfs.isdir,"lfs.isdir") + lfs.attributes=register(lfs.attributes,"lfs.attributes") + lfs.dir=register(lfs.dir,"lfs.dir") + lfs.lock_dir=register(lfs.lock_dir,"lfs.lock_dir") + lfs.touch=register(lfs.touch,"lfs.touch") + lfs.link=register(lfs.link,"lfs.link") + lfs.setmode=register(lfs.setmode,"lfs.setmode") + lfs.readlink=register(lfs.readlink,"lfs.readlink") + lfs.shortname=register(lfs.shortname,"lfs.shortname") + lfs.symlinkattributes=register(lfs.symlinkattributes,"lfs.symlinkattributes") +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-package"] = package.loaded["l-package"] or true + +-- original size: 12566, stripped down to: 8937 + +if not modules then modules={} end modules ['l-package']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,unpack=type,unpack +local gsub,format,find=string.gsub,string.format,string.find +local insert,remove=table.insert,table.remove +local P,S,Cs,lpegmatch=lpeg.P,lpeg.S,lpeg.Cs,lpeg.match +local package=package +local searchers=package.searchers or package.loaders +local filejoin=file and file.join or function(path,name) return path.."/"..name end +local isreadable=file and file.is_readable or function(name) local f=io.open(name) if f then f:close() return true end end +local addsuffix=file and file.addsuffix or function(name,suffix) return name.."."..suffix end +local function cleanpath(path) + return path +end +local pattern=Cs((((1-S("\\/"))^0*(S("\\/")^1/"/"))^0*(P(".")^1/"/"+P(1))^1)*-1) +local function lualibfile(name) + return lpegmatch(pattern,name) or name +end +local offset=luarocks and 1 or 0 +local helpers=package.helpers or { + cleanpath=cleanpath, + lualibfile=lualibfile, + trace=false, + report=function(...) print(format(...)) end, + builtin={ + ["preload table"]=searchers[1+offset], + ["path specification"]=searchers[2+offset], + ["cpath specification"]=searchers[3+offset], + ["all in one fallback"]=searchers[4+offset], + }, + methods={}, + sequence={ + "reset loaded", + "already loaded", + "preload table", + "qualified path", + "lua extra list", + "lib extra list", + "path specification", + "cpath specification", + "all in one fallback", + "not loaded", + } +} +package.helpers=helpers +local methods=helpers.methods +local builtin=helpers.builtin +local extraluapaths={} +local extralibpaths={} +local checkedfiles={} +local luapaths=nil +local libpaths=nil +local oldluapath=nil +local oldlibpath=nil +local nofextralua=-1 +local nofextralib=-1 +local nofpathlua=-1 +local nofpathlib=-1 +local function listpaths(what,paths) + local nofpaths=#paths + if nofpaths>0 then + for i=1,nofpaths do + helpers.report("using %s path %i: %s",what,i,paths[i]) + end + else + helpers.report("no %s paths defined",what) + end + return nofpaths +end +local function getextraluapaths() + if helpers.trace and #extraluapaths~=nofextralua then + nofextralua=listpaths("extra lua",extraluapaths) + end + return extraluapaths +end +local function getextralibpaths() + if helpers.trace and #extralibpaths~=nofextralib then + nofextralib=listpaths("extra lib",extralibpaths) + end + return extralibpaths +end +local function getluapaths() + local luapath=package.path or "" + if oldluapath~=luapath then + luapaths=file.splitpath(luapath,";") + oldluapath=luapath + nofpathlua=-1 + end + if helpers.trace and #luapaths~=nofpathlua then + nofpathlua=listpaths("builtin lua",luapaths) + end + return luapaths +end +local function getlibpaths() + local libpath=package.cpath or "" + if oldlibpath~=libpath then + libpaths=file.splitpath(libpath,";") + oldlibpath=libpath + nofpathlib=-1 + end + if helpers.trace and #libpaths~=nofpathlib then + nofpathlib=listpaths("builtin lib",libpaths) + end + return libpaths +end +package.luapaths=getluapaths +package.libpaths=getlibpaths +package.extraluapaths=getextraluapaths +package.extralibpaths=getextralibpaths +local hashes={ + lua={}, + lib={}, +} +local function registerpath(tag,what,target,...) + local pathlist={... } + local cleanpath=helpers.cleanpath + local trace=helpers.trace + local report=helpers.report + local hash=hashes[what] + local function add(path) + local path=cleanpath(path) + if not hash[path] then + target[#target+1]=path + hash[path]=true + if trace then + report("registered %s path %s: %s",tag,#target,path) + end + else + if trace then + report("duplicate %s path: %s",tag,path) + end + end + end + for p=1,#pathlist do + local path=pathlist[p] + if type(path)=="table" then + for i=1,#path do + add(path[i]) + end + else + add(path) + end + end +end +local function pushpath(tag,what,target,path) + local path=helpers.cleanpath(path) + insert(target,1,path) + if helpers.trace then + helpers.report("pushing %s path in front: %s",tag,path) + end +end +local function poppath(tag,what,target) + local path=remove(target,1) + if helpers.trace then + if path then + helpers.report("popping %s path from front: %s",tag,path) + else + helpers.report("no %s path to pop",tag) + end + end +end +helpers.registerpath=registerpath +function package.extraluapath(...) + registerpath("extra lua","lua",extraluapaths,...) +end +function package.pushluapath(path) + pushpath("extra lua","lua",extraluapaths,path) +end +function package.popluapath() + poppath("extra lua","lua",extraluapaths) +end +function package.extralibpath(...) + registerpath("extra lib","lib",extralibpaths,...) +end +function package.pushlibpath(path) + pushpath("extra lib","lib",extralibpaths,path) +end +function package.poplibpath() + poppath("extra lib","lua",extralibpaths) +end +local function loadedaslib(resolved,rawname) + local base=gsub(rawname,"%.","_") + local init="luaopen_"..gsub(base,"%.","_") + local data={ resolved,init,"" } + checkedfiles[#checkedfiles+1]=data + if helpers.trace then + helpers.report("calling loadlib with '%s' with init '%s'",resolved,init) + end + local a,b,c=package.loadlib(resolved,init) + if not a and type(b)=="string" then + data[3]=string.fullstrip(b or "unknown error") + end + return a,b,c +end +helpers.loadedaslib=loadedaslib +local function loadedbypath(name,rawname,paths,islib,what) + local trace=helpers.trace + for p=1,#paths do + local path=paths[p] + local resolved=filejoin(path,name) + if trace then + helpers.report("%s path, identifying '%s' on '%s'",what,name,path) + end + if isreadable(resolved) then + if trace then + helpers.report("%s path, '%s' found on '%s'",what,name,resolved) + end + if islib then + return loadedaslib(resolved,rawname) + else + return loadfile(resolved) + end + end + end +end +helpers.loadedbypath=loadedbypath +local function loadedbyname(name,rawname) + if find(name,"^/") or find(name,"^[a-zA-Z]:/") then + local trace=helpers.trace + if trace then + helpers.report("qualified name, identifying '%s'",what,name) + end + if isreadable(name) then + if trace then + helpers.report("qualified name, '%s' found",what,name) + end + return loadfile(name) + end + end +end +helpers.loadedbyname=loadedbyname +methods["reset loaded"]=function(name) + checkedfiles={} + return false +end +methods["already loaded"]=function(name) + return package.loaded[name] +end +methods["preload table"]=function(name) + local f=builtin["preload table"] + if f then + return f(name) + end +end +methods["qualified path"]=function(name) + return loadedbyname(addsuffix(lualibfile(name),"lua"),name) +end +methods["lua extra list"]=function(name) + return loadedbypath(addsuffix(lualibfile(name),"lua"),name,getextraluapaths(),false,"lua") +end +methods["lib extra list"]=function(name) + return loadedbypath(addsuffix(lualibfile(name),os.libsuffix),name,getextralibpaths(),true,"lib") +end +methods["path specification"]=function(name) + local f=builtin["path specification"] + if f then + getluapaths() + return f(name) + end +end +methods["cpath specification"]=function(name) + local f=builtin["cpath specification"] + if f then + getlibpaths() + return f(name) + end +end +methods["all in one fallback"]=function(name) + local f=builtin["all in one fallback"] + if f then + return f(name) + end +end +methods["not loaded"]=function(name) + if helpers.trace then + helpers.report("unable to locate '%s'",name or "?") + for i=1,#checkedfiles do + helpers.report("checked file '%s', initializer '%s', message '%s'",unpack(checkedfiles[i])) + end + end + return nil +end +local level=0 +local used={} +helpers.traceused=false +function helpers.loaded(name) + local sequence=helpers.sequence + level=level+1 + for i=1,#sequence do + local method=sequence[i] + local lookup=method and methods[method] + if type(lookup)=="function" then + if helpers.trace then + helpers.report("%s, level '%s', method '%s', name '%s'","locating",level,method,name) + end + local result,rest=lookup(name) + if type(result)=="function" then + if helpers.trace then + helpers.report("%s, level '%s', method '%s', name '%s'","found",level,method,name) + end + if helpers.traceused then + used[#used+1]={ level=level,name=name } + end + level=level-1 + return result,rest + end + end + end + level=level-1 + return nil +end +function helpers.showused() + local n=#used + if n>0 then + helpers.report("%s libraries loaded:",n) + helpers.report() + for i=1,n do + local u=used[i] + helpers.report("%i %a",u.level,u.name) + end + helpers.report() + end +end +function helpers.unload(name) + if helpers.trace then + if package.loaded[name] then + helpers.report("unloading, name '%s', %s",name,"done") + else + helpers.report("unloading, name '%s', %s",name,"not loaded") + end + end + package.loaded[name]=nil +end +table.insert(searchers,1,helpers.loaded) +if context then + package.path="" +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-lpeg"] = package.loaded["l-lpeg"] or true + +-- original size: 38742, stripped down to: 19489 + +if not modules then modules={} end modules ['l-lpeg']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +lpeg=require("lpeg") +local lpeg=lpeg +if not lpeg.print then function lpeg.print(...) print(lpeg.pcode(...)) end end +local type,next,tostring=type,next,tostring +local byte,char,gmatch,format=string.byte,string.char,string.gmatch,string.format +local floor=math.floor +local P,R,S,V,Ct,C,Cs,Cc,Cp,Cmt=lpeg.P,lpeg.R,lpeg.S,lpeg.V,lpeg.Ct,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Cp,lpeg.Cmt +local lpegtype,lpegmatch,lpegprint=lpeg.type,lpeg.match,lpeg.print +if setinspector then + setinspector("lpeg",function(v) if lpegtype(v) then lpegprint(v) return true end end) +end +lpeg.patterns=lpeg.patterns or {} +local patterns=lpeg.patterns +local anything=P(1) +local endofstring=P(-1) +local alwaysmatched=P(true) +patterns.anything=anything +patterns.endofstring=endofstring +patterns.beginofstring=alwaysmatched +patterns.alwaysmatched=alwaysmatched +local sign=S('+-') +local zero=P('0') +local digit=R('09') +local digits=digit^1 +local octdigit=R("07") +local octdigits=octdigit^1 +local lowercase=R("az") +local uppercase=R("AZ") +local underscore=P("_") +local hexdigit=digit+lowercase+uppercase +local hexdigits=hexdigit^1 +local cr,lf,crlf=P("\r"),P("\n"),P("\r\n") +local newline=P("\r")*(P("\n")+P(true))+P("\n") +local escaped=P("\\")*anything +local squote=P("'") +local dquote=P('"') +local space=P(" ") +local period=P(".") +local comma=P(",") +local utfbom_32_be=P('\000\000\254\255') +local utfbom_32_le=P('\255\254\000\000') +local utfbom_16_be=P('\254\255') +local utfbom_16_le=P('\255\254') +local utfbom_8=P('\239\187\191') +local utfbom=utfbom_32_be+utfbom_32_le+utfbom_16_be+utfbom_16_le+utfbom_8 +local utftype=utfbom_32_be*Cc("utf-32-be")+utfbom_32_le*Cc("utf-32-le")+utfbom_16_be*Cc("utf-16-be")+utfbom_16_le*Cc("utf-16-le")+utfbom_8*Cc("utf-8")+alwaysmatched*Cc("utf-8") +local utfstricttype=utfbom_32_be*Cc("utf-32-be")+utfbom_32_le*Cc("utf-32-le")+utfbom_16_be*Cc("utf-16-be")+utfbom_16_le*Cc("utf-16-le")+utfbom_8*Cc("utf-8") +local utfoffset=utfbom_32_be*Cc(4)+utfbom_32_le*Cc(4)+utfbom_16_be*Cc(2)+utfbom_16_le*Cc(2)+utfbom_8*Cc(3)+Cc(0) +local utf8next=R("\128\191") +patterns.utfbom_32_be=utfbom_32_be +patterns.utfbom_32_le=utfbom_32_le +patterns.utfbom_16_be=utfbom_16_be +patterns.utfbom_16_le=utfbom_16_le +patterns.utfbom_8=utfbom_8 +patterns.utf_16_be_nl=P("\000\r\000\n")+P("\000\r")+P("\000\n") +patterns.utf_16_le_nl=P("\r\000\n\000")+P("\r\000")+P("\n\000") +patterns.utf_32_be_nl=P("\000\000\000\r\000\000\000\n")+P("\000\000\000\r")+P("\000\000\000\n") +patterns.utf_32_le_nl=P("\r\000\000\000\n\000\000\000")+P("\r\000\000\000")+P("\n\000\000\000") +patterns.utf8one=R("\000\127") +patterns.utf8two=R("\194\223")*utf8next +patterns.utf8three=R("\224\239")*utf8next*utf8next +patterns.utf8four=R("\240\244")*utf8next*utf8next*utf8next +patterns.utfbom=utfbom +patterns.utftype=utftype +patterns.utfstricttype=utfstricttype +patterns.utfoffset=utfoffset +local utf8char=patterns.utf8one+patterns.utf8two+patterns.utf8three+patterns.utf8four +local validutf8char=utf8char^0*endofstring*Cc(true)+Cc(false) +local utf8character=P(1)*R("\128\191")^0 +patterns.utf8=utf8char +patterns.utf8char=utf8char +patterns.utf8character=utf8character +patterns.validutf8=validutf8char +patterns.validutf8char=validutf8char +local eol=S("\n\r") +local spacer=S(" \t\f\v") +local whitespace=eol+spacer +local nonspacer=1-spacer +local nonwhitespace=1-whitespace +patterns.eol=eol +patterns.spacer=spacer +patterns.whitespace=whitespace +patterns.nonspacer=nonspacer +patterns.nonwhitespace=nonwhitespace +local stripper=spacer^0*C((spacer^0*nonspacer^1)^0) +local fullstripper=whitespace^0*C((whitespace^0*nonwhitespace^1)^0) +local collapser=Cs(spacer^0/""*nonspacer^0*((spacer^0/" "*nonspacer^1)^0)) +local nospacer=Cs((whitespace^1/""+nonwhitespace^1)^0) +local b_collapser=Cs(whitespace^0/""*(nonwhitespace^1+whitespace^1/" ")^0) +local m_collapser=Cs((nonwhitespace^1+whitespace^1/" ")^0) +local e_collapser=Cs((whitespace^1*endofstring/""+nonwhitespace^1+whitespace^1/" ")^0) +local x_collapser=Cs((nonwhitespace^1+whitespace^1/"" )^0) +local b_stripper=Cs(spacer^0/""*(nonspacer^1+spacer^1/" ")^0) +local m_stripper=Cs((nonspacer^1+spacer^1/" ")^0) +local e_stripper=Cs((spacer^1*endofstring/""+nonspacer^1+spacer^1/" ")^0) +local x_stripper=Cs((nonspacer^1+spacer^1/"" )^0) +patterns.stripper=stripper +patterns.fullstripper=fullstripper +patterns.collapser=collapser +patterns.nospacer=nospacer +patterns.b_collapser=b_collapser +patterns.m_collapser=m_collapser +patterns.e_collapser=e_collapser +patterns.x_collapser=x_collapser +patterns.b_stripper=b_stripper +patterns.m_stripper=m_stripper +patterns.e_stripper=e_stripper +patterns.x_stripper=x_stripper +patterns.lowercase=lowercase +patterns.uppercase=uppercase +patterns.letter=patterns.lowercase+patterns.uppercase +patterns.space=space +patterns.tab=P("\t") +patterns.spaceortab=patterns.space+patterns.tab +patterns.newline=newline +patterns.emptyline=newline^1 +patterns.equal=P("=") +patterns.comma=comma +patterns.commaspacer=comma*spacer^0 +patterns.period=period +patterns.colon=P(":") +patterns.semicolon=P(";") +patterns.underscore=underscore +patterns.escaped=escaped +patterns.squote=squote +patterns.dquote=dquote +patterns.nosquote=(escaped+(1-squote))^0 +patterns.nodquote=(escaped+(1-dquote))^0 +patterns.unsingle=(squote/"")*patterns.nosquote*(squote/"") +patterns.undouble=(dquote/"")*patterns.nodquote*(dquote/"") +patterns.unquoted=patterns.undouble+patterns.unsingle +patterns.unspacer=((patterns.spacer^1)/"")^0 +patterns.singlequoted=squote*patterns.nosquote*squote +patterns.doublequoted=dquote*patterns.nodquote*dquote +patterns.quoted=patterns.doublequoted+patterns.singlequoted +patterns.digit=digit +patterns.digits=digits +patterns.octdigit=octdigit +patterns.octdigits=octdigits +patterns.hexdigit=hexdigit +patterns.hexdigits=hexdigits +patterns.sign=sign +patterns.cardinal=digits +patterns.integer=sign^-1*digits +patterns.unsigned=digit^0*period*digits +patterns.float=sign^-1*patterns.unsigned +patterns.cunsigned=digit^0*comma*digits +patterns.cpunsigned=digit^0*(period+comma)*digits +patterns.cfloat=sign^-1*patterns.cunsigned +patterns.cpfloat=sign^-1*patterns.cpunsigned +patterns.number=patterns.float+patterns.integer +patterns.cnumber=patterns.cfloat+patterns.integer +patterns.cpnumber=patterns.cpfloat+patterns.integer +patterns.oct=zero*octdigits +patterns.octal=patterns.oct +patterns.HEX=zero*P("X")*(digit+uppercase)^1 +patterns.hex=zero*P("x")*(digit+lowercase)^1 +patterns.hexadecimal=zero*S("xX")*hexdigits +patterns.hexafloat=sign^-1*zero*S("xX")*(hexdigit^0*period*hexdigits+hexdigits*period*hexdigit^0+hexdigits)*(S("pP")*sign^-1*hexdigits)^-1 +patterns.decafloat=sign^-1*(digit^0*period*digits+digits*period*digit^0+digits)*S("eE")*sign^-1*digits +patterns.propername=(uppercase+lowercase+underscore)*(uppercase+lowercase+underscore+digit)^0*endofstring +patterns.somecontent=(anything-newline-space)^1 +patterns.beginline=#(1-newline) +patterns.longtostring=Cs(whitespace^0/""*((patterns.quoted+nonwhitespace^1+whitespace^1/""*(endofstring+Cc(" ")))^0)) +local function anywhere(pattern) + return (1-P(pattern))^0*P(pattern) +end +lpeg.anywhere=anywhere +function lpeg.instringchecker(p) + p=anywhere(p) + return function(str) + return lpegmatch(p,str) and true or false + end +end +function lpeg.splitter(pattern,action) + if action then + return (((1-P(pattern))^1)/action+1)^0 + else + return (Cs((1-P(pattern))^1)+1)^0 + end +end +function lpeg.tsplitter(pattern,action) + if action then + return Ct((((1-P(pattern))^1)/action+1)^0) + else + return Ct((Cs((1-P(pattern))^1)+1)^0) + end +end +local splitters_s,splitters_m,splitters_t={},{},{} +local function splitat(separator,single) + local splitter=(single and splitters_s[separator]) or splitters_m[separator] + if not splitter then + separator=P(separator) + local other=C((1-separator)^0) + if single then + local any=anything + splitter=other*(separator*C(any^0)+"") + splitters_s[separator]=splitter + else + splitter=other*(separator*other)^0 + splitters_m[separator]=splitter + end + end + return splitter +end +local function tsplitat(separator) + local splitter=splitters_t[separator] + if not splitter then + splitter=Ct(splitat(separator)) + splitters_t[separator]=splitter + end + return splitter +end +lpeg.splitat=splitat +lpeg.tsplitat=tsplitat +function string.splitup(str,separator) + if not separator then + separator="," + end + return lpegmatch(splitters_m[separator] or splitat(separator),str) +end +local cache={} +function lpeg.split(separator,str) + local c=cache[separator] + if not c then + c=tsplitat(separator) + cache[separator]=c + end + return lpegmatch(c,str) +end +function string.split(str,separator) + if separator then + local c=cache[separator] + if not c then + c=tsplitat(separator) + cache[separator]=c + end + return lpegmatch(c,str) + else + return { str } + end +end +local spacing=patterns.spacer^0*newline +local empty=spacing*Cc("") +local nonempty=Cs((1-spacing)^1)*spacing^-1 +local content=(empty+nonempty)^1 +patterns.textline=content +local linesplitter=tsplitat(newline) +patterns.linesplitter=linesplitter +function string.splitlines(str) + return lpegmatch(linesplitter,str) +end +local cache={} +function lpeg.checkedsplit(separator,str) + local c=cache[separator] + if not c then + separator=P(separator) + local other=C((1-separator)^1) + c=Ct(separator^0*other*(separator^1*other)^0) + cache[separator]=c + end + return lpegmatch(c,str) +end +function string.checkedsplit(str,separator) + local c=cache[separator] + if not c then + separator=P(separator) + local other=C((1-separator)^1) + c=Ct(separator^0*other*(separator^1*other)^0) + cache[separator]=c + end + return lpegmatch(c,str) +end +local function f2(s) local c1,c2=byte(s,1,2) return c1*64+c2-12416 end +local function f3(s) local c1,c2,c3=byte(s,1,3) return (c1*64+c2)*64+c3-925824 end +local function f4(s) local c1,c2,c3,c4=byte(s,1,4) return ((c1*64+c2)*64+c3)*64+c4-63447168 end +local utf8byte=patterns.utf8one/byte+patterns.utf8two/f2+patterns.utf8three/f3+patterns.utf8four/f4 +patterns.utf8byte=utf8byte +local cache={} +function lpeg.stripper(str) + if type(str)=="string" then + local s=cache[str] + if not s then + s=Cs(((S(str)^1)/""+1)^0) + cache[str]=s + end + return s + else + return Cs(((str^1)/""+1)^0) + end +end +local cache={} +function lpeg.keeper(str) + if type(str)=="string" then + local s=cache[str] + if not s then + s=Cs((((1-S(str))^1)/""+1)^0) + cache[str]=s + end + return s + else + return Cs((((1-str)^1)/""+1)^0) + end +end +function lpeg.frontstripper(str) + return (P(str)+P(true))*Cs(anything^0) +end +function lpeg.endstripper(str) + return Cs((1-P(str)*endofstring)^0) +end +function lpeg.replacer(one,two,makefunction,isutf) + local pattern + local u=isutf and utf8char or 1 + if type(one)=="table" then + local no=#one + local p=P(false) + if no==0 then + for k,v in next,one do + p=p+P(k)/v + end + pattern=Cs((p+u)^0) + elseif no==1 then + local o=one[1] + one,two=P(o[1]),o[2] + pattern=Cs((one/two+u)^0) + else + for i=1,no do + local o=one[i] + p=p+P(o[1])/o[2] + end + pattern=Cs((p+u)^0) + end + else + pattern=Cs((P(one)/(two or "")+u)^0) + end + if makefunction then + return function(str) + return lpegmatch(pattern,str) + end + else + return pattern + end +end +function lpeg.finder(lst,makefunction,isutf) + local pattern + if type(lst)=="table" then + pattern=P(false) + if #lst==0 then + for k,v in next,lst do + pattern=pattern+P(k) + end + else + for i=1,#lst do + pattern=pattern+P(lst[i]) + end + end + else + pattern=P(lst) + end + if isutf then + pattern=((utf8char or 1)-pattern)^0*pattern + else + pattern=(1-pattern)^0*pattern + end + if makefunction then + return function(str) + return lpegmatch(pattern,str) + end + else + return pattern + end +end +local splitters_f,splitters_s={},{} +function lpeg.firstofsplit(separator) + local splitter=splitters_f[separator] + if not splitter then + local pattern=P(separator) + splitter=C((1-pattern)^0) + splitters_f[separator]=splitter + end + return splitter +end +function lpeg.secondofsplit(separator) + local splitter=splitters_s[separator] + if not splitter then + local pattern=P(separator) + splitter=(1-pattern)^0*pattern*C(anything^0) + splitters_s[separator]=splitter + end + return splitter +end +local splitters_s,splitters_p={},{} +function lpeg.beforesuffix(separator) + local splitter=splitters_s[separator] + if not splitter then + local pattern=P(separator) + splitter=C((1-pattern)^0)*pattern*endofstring + splitters_s[separator]=splitter + end + return splitter +end +function lpeg.afterprefix(separator) + local splitter=splitters_p[separator] + if not splitter then + local pattern=P(separator) + splitter=pattern*C(anything^0) + splitters_p[separator]=splitter + end + return splitter +end +function lpeg.balancer(left,right) + left,right=P(left),P(right) + return P { left*((1-left-right)+V(1))^0*right } +end +function lpeg.counter(pattern,action) + local n=0 + local pattern=(P(pattern)/function() n=n+1 end+anything)^0 + if action then + return function(str) n=0;lpegmatch(pattern,str);action(n) end + else + return function(str) n=0;lpegmatch(pattern,str);return n end + end +end +function lpeg.is_lpeg(p) + return p and lpegtype(p)=="pattern" +end +function lpeg.oneof(list,...) + if type(list)~="table" then + list={ list,... } + end + local p=P(list[1]) + for l=2,#list do + p=p+P(list[l]) + end + return p +end +local sort=table.sort +local function copyindexed(old) + local new={} + for i=1,#old do + new[i]=old + end + return new +end +local function sortedkeys(tab) + local keys,s={},0 + for key,_ in next,tab do + s=s+1 + keys[s]=key + end + sort(keys) + return keys +end +function lpeg.append(list,pp,delayed,checked) + local p=pp + if #list>0 then + local keys=copyindexed(list) + sort(keys) + for i=#keys,1,-1 do + local k=keys[i] + if p then + p=P(k)+p + else + p=P(k) + end + end + elseif delayed then + local keys=sortedkeys(list) + if p then + for i=1,#keys,1 do + local k=keys[i] + local v=list[k] + p=P(k)/list+p + end + else + for i=1,#keys do + local k=keys[i] + local v=list[k] + if p then + p=P(k)+p + else + p=P(k) + end + end + if p then + p=p/list + end + end + elseif checked then + local keys=sortedkeys(list) + for i=1,#keys do + local k=keys[i] + local v=list[k] + if p then + if k==v then + p=P(k)+p + else + p=P(k)/v+p + end + else + if k==v then + p=P(k) + else + p=P(k)/v + end + end + end + else + local keys=sortedkeys(list) + for i=1,#keys do + local k=keys[i] + local v=list[k] + if p then + p=P(k)/v+p + else + p=P(k)/v + end + end + end + return p +end +local p_false=P(false) +local p_true=P(true) +local lower=utf and utf.lower or string.lower +local upper=utf and utf.upper or string.upper +function lpeg.setutfcasers(l,u) + lower=l or lower + upper=u or upper +end +local function make1(t,rest) + local p=p_false + local keys=sortedkeys(t) + for i=1,#keys do + local k=keys[i] + if k~="" then + local v=t[k] + if v==true then + p=p+P(k)*p_true + elseif v==false then + else + p=p+P(k)*make1(v,v[""]) + end + end + end + if rest then + p=p+p_true + end + return p +end +local function make2(t,rest) + local p=p_false + local keys=sortedkeys(t) + for i=1,#keys do + local k=keys[i] + if k~="" then + local v=t[k] + if v==true then + p=p+(P(lower(k))+P(upper(k)))*p_true + elseif v==false then + else + p=p+(P(lower(k))+P(upper(k)))*make2(v,v[""]) + end + end + end + if rest then + p=p+p_true + end + return p +end +local function utfchartabletopattern(list,insensitive) + local tree={} + local n=#list + if n==0 then + for s in next,list do + local t=tree + local p,pk + for c in gmatch(s,".") do + if t==true then + t={ [c]=true,[""]=true } + p[pk]=t + p=t + t=false + elseif t==false then + t={ [c]=false } + p[pk]=t + p=t + t=false + else + local tc=t[c] + if not tc then + tc=false + t[c]=false + end + p=t + t=tc + end + pk=c + end + if t==false then + p[pk]=true + elseif t==true then + else + t[""]=true + end + end + else + for i=1,n do + local s=list[i] + local t=tree + local p,pk + for c in gmatch(s,".") do + if t==true then + t={ [c]=true,[""]=true } + p[pk]=t + p=t + t=false + elseif t==false then + t={ [c]=false } + p[pk]=t + p=t + t=false + else + local tc=t[c] + if not tc then + tc=false + t[c]=false + end + p=t + t=tc + end + pk=c + end + if t==false then + p[pk]=true + elseif t==true then + else + t[""]=true + end + end + end + return (insensitive and make2 or make1)(tree) +end +lpeg.utfchartabletopattern=utfchartabletopattern +function lpeg.utfreplacer(list,insensitive) + local pattern=Cs((utfchartabletopattern(list,insensitive)/list+utf8character)^0) + return function(str) + return lpegmatch(pattern,str) or str + end +end +patterns.containseol=lpeg.finder(eol) +local function nextstep(n,step,result) + local m=n%step + local d=floor(n/step) + if d>0 then + local v=V(tostring(step)) + local s=result.start + for i=1,d do + if s then + s=v*s + else + s=v + end + end + result.start=s + end + if step>1 and result.start then + local v=V(tostring(step/2)) + result[tostring(step)]=v*v + end + if step>0 then + return nextstep(m,step/2,result) + else + return result + end +end +function lpeg.times(pattern,n) + return P(nextstep(n,2^16,{ "start",["1"]=pattern })) +end +do + local trailingzeros=zero^0*-digit + local stripper=Cs(( + digits*( + period*trailingzeros/""+period*(digit-trailingzeros)^1*(trailingzeros/"") + )+1 + )^0) + lpeg.patterns.stripzeros=stripper + local nonzero=digit-zero + local trailingzeros=zero^1*endofstring + local stripper=Cs((1-period)^0*( + period*trailingzeros/""+period*(nonzero^1+(trailingzeros/"")+zero^1)^0+endofstring + )) + lpeg.patterns.stripzero=stripper +end +local byte_to_HEX={} +local byte_to_hex={} +local byte_to_dec={} +local hex_to_byte={} +for i=0,255 do + local H=format("%02X",i) + local h=format("%02x",i) + local d=format("%03i",i) + local c=char(i) + byte_to_HEX[c]=H + byte_to_hex[c]=h + byte_to_dec[c]=d + hex_to_byte[h]=c + hex_to_byte[H]=c +end +local hextobyte=P(2)/hex_to_byte +local bytetoHEX=P(1)/byte_to_HEX +local bytetohex=P(1)/byte_to_hex +local bytetodec=P(1)/byte_to_dec +local hextobytes=Cs(hextobyte^0) +local bytestoHEX=Cs(bytetoHEX^0) +local bytestohex=Cs(bytetohex^0) +local bytestodec=Cs(bytetodec^0) +patterns.hextobyte=hextobyte +patterns.bytetoHEX=bytetoHEX +patterns.bytetohex=bytetohex +patterns.bytetodec=bytetodec +patterns.hextobytes=hextobytes +patterns.bytestoHEX=bytestoHEX +patterns.bytestohex=bytestohex +patterns.bytestodec=bytestodec +function string.toHEX(s) + if not s or s=="" then + return s + else + return lpegmatch(bytestoHEX,s) + end +end +function string.tohex(s) + if not s or s=="" then + return s + else + return lpegmatch(bytestohex,s) + end +end +function string.todec(s) + if not s or s=="" then + return s + else + return lpegmatch(bytestodec,s) + end +end +function string.tobytes(s) + if not s or s=="" then + return s + else + return lpegmatch(hextobytes,s) + end +end +local patterns={} +local function containsws(what) + local p=patterns[what] + if not p then + local p1=P(what)*(whitespace+endofstring)*Cc(true) + local p2=whitespace*P(p1) + p=P(p1)+P(1-p2)^0*p2+Cc(false) + patterns[what]=p + end + return p +end +lpeg.containsws=containsws +function string.containsws(str,what) + return lpegmatch(patterns[what] or containsws(what),str) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-function"] = package.loaded["l-function"] or true + +-- original size: 361, stripped down to: 317 + +if not modules then modules={} end modules ['l-functions']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +functions=functions or {} +function functions.dummy() end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-string"] = package.loaded["l-string"] or true + +-- original size: 6955, stripped down to: 3504 + +if not modules then modules={} end modules ['l-string']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local string=string +local sub,gmatch,format,char,byte,rep,lower,find=string.sub,string.gmatch,string.format,string.char,string.byte,string.rep,string.lower,string.find +local lpegmatch,patterns=lpeg.match,lpeg.patterns +local P,S,C,Ct,Cc,Cs=lpeg.P,lpeg.S,lpeg.C,lpeg.Ct,lpeg.Cc,lpeg.Cs +local unquoted=patterns.squote*C(patterns.nosquote)*patterns.squote+patterns.dquote*C(patterns.nodquote)*patterns.dquote +function string.unquoted(str) + return lpegmatch(unquoted,str) or str +end +function string.quoted(str) + return format("%q",str) +end +function string.count(str,pattern) + local n=0 + local i=1 + local l=#pattern + while true do + i=find(str,pattern,i) + if i then + n=n+1 + i=i+l + else + break + end + end + return n +end +function string.limit(str,n,sentinel) + if #str>n then + sentinel=sentinel or "..." + return sub(str,1,(n-#sentinel))..sentinel + else + return str + end +end +local stripper=patterns.stripper +local fullstripper=patterns.fullstripper +local collapser=patterns.collapser +local nospacer=patterns.nospacer +local longtostring=patterns.longtostring +function string.strip(str) + return str and lpegmatch(stripper,str) or "" +end +function string.fullstrip(str) + return str and lpegmatch(fullstripper,str) or "" +end +function string.collapsespaces(str) + return str and lpegmatch(collapser,str) or "" +end +function string.nospaces(str) + return str and lpegmatch(nospacer,str) or "" +end +function string.longtostring(str) + return str and lpegmatch(longtostring,str) or "" +end +local pattern=P(" ")^0*P(-1) +function string.is_empty(str) + if not str or str=="" then + return true + else + return lpegmatch(pattern,str) and true or false + end +end +local anything=patterns.anything +local moreescapes=Cc("%")*S(".-+%?()[]*$^{}") +local allescapes=Cc("%")*S(".-+%?()[]*") +local someescapes=Cc("%")*S(".-+%()[]") +local matchescapes=Cc(".")*S("*?") +local pattern_m=Cs ((moreescapes+anything )^0 ) +local pattern_a=Cs ((allescapes+anything )^0 ) +local pattern_b=Cs ((someescapes+matchescapes+anything )^0 ) +local pattern_c=Cs (Cc("^")*(someescapes+matchescapes+anything )^0*Cc("$") ) +function string.escapedpattern(str,simple) + return lpegmatch(simple and pattern_b or pattern_a,str) +end +function string.topattern(str,lowercase,strict) + if str=="" or type(str)~="string" then + return ".*" + elseif strict=="all" then + str=lpegmatch(pattern_m,str) + elseif strict then + str=lpegmatch(pattern_c,str) + else + str=lpegmatch(pattern_b,str) + end + if lowercase then + return lower(str) + else + return str + end +end +function string.valid(str,default) + return (type(str)=="string" and str~="" and str) or default or nil +end +string.itself=function(s) return s end +local pattern_c=Ct(C(1)^0) +local pattern_b=Ct((C(1)/byte)^0) +function string.totable(str,bytes) + return lpegmatch(bytes and pattern_b or pattern_c,str) +end +local replacer=lpeg.replacer("@","%%") +function string.tformat(fmt,...) + return format(lpegmatch(replacer,fmt),...) +end +string.quote=string.quoted +string.unquote=string.unquoted +if not string.bytetable then + local limit=5000 + function string.bytetable(str) + local n=#str + if n>limit then + local t={ byte(str,1,limit) } + for i=limit+1,n do + t[i]=byte(str,i) + end + return t + else + return { byte(str,1,n) } + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-table"] = package.loaded["l-table"] or true + +-- original size: 41758, stripped down to: 22643 + +if not modules then modules={} end modules ['l-table']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,next,tostring,tonumber,select,rawget=type,next,tostring,tonumber,select,rawget +local table,string=table,string +local concat,sort=table.concat,table.sort +local format,lower,dump=string.format,string.lower,string.dump +local getmetatable,setmetatable=getmetatable,setmetatable +local lpegmatch,patterns=lpeg.match,lpeg.patterns +local floor=math.floor +local stripper=patterns.stripper +function table.getn(t) + return t and #t +end +function table.strip(tab) + local lst={} + local l=0 + for i=1,#tab do + local s=lpegmatch(stripper,tab[i]) or "" + if s=="" then + else + l=l+1 + lst[l]=s + end + end + return lst +end +function table.keys(t) + if t then + local keys={} + local k=0 + for key in next,t do + k=k+1 + keys[k]=key + end + return keys + else + return {} + end +end +local function compare(a,b) + local ta=type(a) + if ta=="number" then + local tb=type(b) + if ta==tb then + return a<b + elseif tb=="string" then + return tostring(a)<b + end + elseif ta=="string" then + local tb=type(b) + if ta==tb then + return a<b + else + return a<tostring(b) + end + end + return tostring(a)<tostring(b) +end +local function sortedkeys(tab) + if tab then + local srt={} + local category=0 + local s=0 + for key in next,tab do + s=s+1 + srt[s]=key + if category~=3 then + local tkey=type(key) + if category==1 then + if tkey~="string" then + category=3 + end + elseif category==2 then + if tkey~="number" then + category=3 + end + else + if tkey=="string" then + category=1 + elseif tkey=="number" then + category=2 + else + category=3 + end + end + end + end + if s<2 then + elseif category==3 then + sort(srt,compare) + else + sort(srt) + end + return srt + else + return {} + end +end +local function sortedhashonly(tab) + if tab then + local srt={} + local s=0 + for key in next,tab do + if type(key)=="string" then + s=s+1 + srt[s]=key + end + end + if s>1 then + sort(srt) + end + return srt + else + return {} + end +end +local function sortedindexonly(tab) + if tab then + local srt={} + local s=0 + for key in next,tab do + if type(key)=="number" then + s=s+1 + srt[s]=key + end + end + if s>1 then + sort(srt) + end + return srt + else + return {} + end +end +local function sortedhashkeys(tab,cmp) + if tab then + local srt={} + local s=0 + for key in next,tab do + if key then + s=s+1 + srt[s]=key + end + end + if s>1 then + sort(srt,cmp) + end + return srt + else + return {} + end +end +function table.allkeys(t) + local keys={} + for k,v in next,t do + for k in next,v do + keys[k]=true + end + end + return sortedkeys(keys) +end +table.sortedkeys=sortedkeys +table.sortedhashonly=sortedhashonly +table.sortedindexonly=sortedindexonly +table.sortedhashkeys=sortedhashkeys +local function nothing() end +local function sortedhash(t,cmp) + if t then + local s + if cmp then + s=sortedhashkeys(t,function(a,b) return cmp(t,a,b) end) + else + s=sortedkeys(t) + end + local m=#s + if m==1 then + return next,t + elseif m>0 then + local n=0 + return function() + if n<m then + n=n+1 + local k=s[n] + return k,t[k] + end + end + end + end + return nothing +end +table.sortedhash=sortedhash +table.sortedpairs=sortedhash +function table.append(t,list) + local n=#t + for i=1,#list do + n=n+1 + t[n]=list[i] + end + return t +end +function table.prepend(t,list) + local nl=#list + local nt=nl+#t + for i=#t,1,-1 do + t[nt]=t[i] + nt=nt-1 + end + for i=1,#list do + t[i]=list[i] + end + return t +end +function table.merge(t,...) + if not t then + t={} + end + for i=1,select("#",...) do + for k,v in next,(select(i,...)) do + t[k]=v + end + end + return t +end +function table.merged(...) + local t={} + for i=1,select("#",...) do + for k,v in next,(select(i,...)) do + t[k]=v + end + end + return t +end +function table.imerge(t,...) + local nt=#t + for i=1,select("#",...) do + local nst=select(i,...) + for j=1,#nst do + nt=nt+1 + t[nt]=nst[j] + end + end + return t +end +function table.imerged(...) + local tmp={} + local ntmp=0 + for i=1,select("#",...) do + local nst=select(i,...) + for j=1,#nst do + ntmp=ntmp+1 + tmp[ntmp]=nst[j] + end + end + return tmp +end +local function fastcopy(old,metatabletoo) + if old then + local new={} + for k,v in next,old do + if type(v)=="table" then + new[k]=fastcopy(v,metatabletoo) + else + new[k]=v + end + end + if metatabletoo then + local mt=getmetatable(old) + if mt then + setmetatable(new,mt) + end + end + return new + else + return {} + end +end +local function copy(t,tables) + if not tables then + tables={} + end + local tcopy={} + if not tables[t] then + tables[t]=tcopy + end + for i,v in next,t do + if type(i)=="table" then + if tables[i] then + i=tables[i] + else + i=copy(i,tables) + end + end + if type(v)~="table" then + tcopy[i]=v + elseif tables[v] then + tcopy[i]=tables[v] + else + tcopy[i]=copy(v,tables) + end + end + local mt=getmetatable(t) + if mt then + setmetatable(tcopy,mt) + end + return tcopy +end +table.fastcopy=fastcopy +table.copy=copy +function table.derive(parent) + local child={} + if parent then + setmetatable(child,{ __index=parent }) + end + return child +end +function table.tohash(t,value) + local h={} + if t then + if value==nil then value=true end + for _,v in next,t do + h[v]=value + end + end + return h +end +function table.fromhash(t) + local hsh={} + local h=0 + for k,v in next,t do + if v then + h=h+1 + hsh[h]=k + end + end + return hsh +end +local noquotes,hexify,handle,compact,inline,functions,metacheck,accurate +local reserved=table.tohash { + 'and','break','do','else','elseif','end','false','for','function','if', + 'in','local','nil','not','or','repeat','return','then','true','until','while', + 'NaN','goto','const', +} +local function is_simple_table(t,hexify,accurate) + local nt=#t + if nt>0 then + local n=0 + for _,v in next,t do + n=n+1 + if type(v)=="table" then + return nil + end + end + local haszero=rawget(t,0) + if n==nt then + local tt={} + for i=1,nt do + local v=t[i] + local tv=type(v) + if tv=="number" then + if hexify then + tt[i]=format("0x%X",v) + elseif accurate then + tt[i]=format("%q",v) + else + tt[i]=v + end + elseif tv=="string" then + tt[i]=format("%q",v) + elseif tv=="boolean" then + tt[i]=v and "true" or "false" + else + return nil + end + end + return tt + elseif haszero and (n==nt+1) then + local tt={} + for i=0,nt do + local v=t[i] + local tv=type(v) + if tv=="number" then + if hexify then + tt[i+1]=format("0x%X",v) + elseif accurate then + tt[i+1]=format("%q",v) + else + tt[i+1]=v + end + elseif tv=="string" then + tt[i+1]=format("%q",v) + elseif tv=="boolean" then + tt[i+1]=v and "true" or "false" + else + return nil + end + end + tt[1]="[0] = "..tt[1] + return tt + end + end + return nil +end +table.is_simple_table=is_simple_table +local propername=patterns.propername +local function dummy() end +local function do_serialize(root,name,depth,level,indexed) + if level>0 then + depth=depth.." " + if indexed then + handle(format("%s{",depth)) + else + local tn=type(name) + if tn=="number" then + if hexify then + handle(format("%s[0x%X]={",depth,name)) + else + handle(format("%s[%s]={",depth,name)) + end + elseif tn=="string" then + if noquotes and not reserved[name] and lpegmatch(propername,name) then + handle(format("%s%s={",depth,name)) + else + handle(format("%s[%q]={",depth,name)) + end + elseif tn=="boolean" then + handle(format("%s[%s]={",depth,name and "true" or "false")) + else + handle(format("%s{",depth)) + end + end + end + if root and next(root)~=nil then + local first=nil + local last=0 + if compact then + last=#root + for k=1,last do + if rawget(root,k)==nil then + last=k-1 + break + end + end + if last>0 then + first=1 + end + end + local sk=sortedkeys(root) + for i=1,#sk do + local k=sk[i] + local v=root[k] + local tv=type(v) + local tk=type(k) + if compact and first and tk=="number" and k>=first and k<=last then + if tv=="number" then + if hexify then + handle(format("%s 0x%X,",depth,v)) + elseif accurate then + handle(format("%s %q,",depth,v)) + else + handle(format("%s %s,",depth,v)) + end + elseif tv=="string" then + handle(format("%s %q,",depth,v)) + elseif tv=="table" then + if next(v)==nil then + handle(format("%s {},",depth)) + elseif inline then + local st=is_simple_table(v,hexify,accurate) + if st then + handle(format("%s { %s },",depth,concat(st,", "))) + else + do_serialize(v,k,depth,level+1,true) + end + else + do_serialize(v,k,depth,level+1,true) + end + elseif tv=="boolean" then + handle(format("%s %s,",depth,v and "true" or "false")) + elseif tv=="function" then + if functions then + handle(format('%s load(%q),',depth,dump(v))) + else + handle(format('%s "function",',depth)) + end + else + handle(format("%s %q,",depth,tostring(v))) + end + elseif k=="__p__" then + if false then + handle(format("%s __p__=nil,",depth)) + end + elseif tv=="number" then + if tk=="number" then + if hexify then + handle(format("%s [0x%X]=0x%X,",depth,k,v)) + elseif accurate then + handle(format("%s [%s]=%q,",depth,k,v)) + else + handle(format("%s [%s]=%s,",depth,k,v)) + end + elseif tk=="boolean" then + if hexify then + handle(format("%s [%s]=0x%X,",depth,k and "true" or "false",v)) + elseif accurate then + handle(format("%s [%s]=%q,",depth,k and "true" or "false",v)) + else + handle(format("%s [%s]=%s,",depth,k and "true" or "false",v)) + end + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + if hexify then + handle(format("%s %s=0x%X,",depth,k,v)) + elseif accurate then + handle(format("%s %s=%q,",depth,k,v)) + else + handle(format("%s %s=%s,",depth,k,v)) + end + else + if hexify then + handle(format("%s [%q]=0x%X,",depth,k,v)) + elseif accurate then + handle(format("%s [%q]=%q,",depth,k,v)) + else + handle(format("%s [%q]=%s,",depth,k,v)) + end + end + elseif tv=="string" then + if tk=="number" then + if hexify then + handle(format("%s [0x%X]=%q,",depth,k,v)) + elseif accurate then + handle(format("%s [%q]=%q,",depth,k,v)) + else + handle(format("%s [%s]=%q,",depth,k,v)) + end + elseif tk=="boolean" then + handle(format("%s [%s]=%q,",depth,k and "true" or "false",v)) + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + handle(format("%s %s=%q,",depth,k,v)) + else + handle(format("%s [%q]=%q,",depth,k,v)) + end + elseif tv=="table" then + if next(v)==nil then + if tk=="number" then + if hexify then + handle(format("%s [0x%X]={},",depth,k)) + elseif accurate then + handle(format("%s [%q]={},",depth,k)) + else + handle(format("%s [%s]={},",depth,k)) + end + elseif tk=="boolean" then + handle(format("%s [%s]={},",depth,k and "true" or "false")) + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + handle(format("%s %s={},",depth,k)) + else + handle(format("%s [%q]={},",depth,k)) + end + elseif inline then + local st=is_simple_table(v,hexify,accurate) + if st then + if tk=="number" then + if hexify then + handle(format("%s [0x%X]={ %s },",depth,k,concat(st,", "))) + elseif accurate then + handle(format("%s [%q]={ %s },",depth,k,concat(st,", "))) + else + handle(format("%s [%s]={ %s },",depth,k,concat(st,", "))) + end + elseif tk=="boolean" then + handle(format("%s [%s]={ %s },",depth,k and "true" or "false",concat(st,", "))) + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + handle(format("%s %s={ %s },",depth,k,concat(st,", "))) + else + handle(format("%s [%q]={ %s },",depth,k,concat(st,", "))) + end + else + do_serialize(v,k,depth,level+1) + end + else + do_serialize(v,k,depth,level+1) + end + elseif tv=="boolean" then + if tk=="number" then + if hexify then + handle(format("%s [0x%X]=%s,",depth,k,v and "true" or "false")) + elseif accurate then + handle(format("%s [%q]=%s,",depth,k,v and "true" or "false")) + else + handle(format("%s [%s]=%s,",depth,k,v and "true" or "false")) + end + elseif tk=="boolean" then + handle(format("%s [%s]=%s,",depth,tostring(k),v and "true" or "false")) + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + handle(format("%s %s=%s,",depth,k,v and "true" or "false")) + else + handle(format("%s [%q]=%s,",depth,k,v and "true" or "false")) + end + elseif tv=="function" then + if functions then + local getinfo=debug and debug.getinfo + if getinfo then + local f=getinfo(v).what=="C" and dump(dummy) or dump(v) + if tk=="number" then + if hexify then + handle(format("%s [0x%X]=load(%q),",depth,k,f)) + elseif accurate then + handle(format("%s [%q]=load(%q),",depth,k,f)) + else + handle(format("%s [%s]=load(%q),",depth,k,f)) + end + elseif tk=="boolean" then + handle(format("%s [%s]=load(%q),",depth,k and "true" or "false",f)) + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + handle(format("%s %s=load(%q),",depth,k,f)) + else + handle(format("%s [%q]=load(%q),",depth,k,f)) + end + end + end + else + if tk=="number" then + if hexify then + handle(format("%s [0x%X]=%q,",depth,k,tostring(v))) + elseif accurate then + handle(format("%s [%q]=%q,",depth,k,tostring(v))) + else + handle(format("%s [%s]=%q,",depth,k,tostring(v))) + end + elseif tk=="boolean" then + handle(format("%s [%s]=%q,",depth,k and "true" or "false",tostring(v))) + elseif tk~="string" then + elseif noquotes and not reserved[k] and lpegmatch(propername,k) then + handle(format("%s %s=%q,",depth,k,tostring(v))) + else + handle(format("%s [%q]=%q,",depth,k,tostring(v))) + end + end + end + end + if level>0 then + handle(format("%s},",depth)) + end +end +local function serialize(_handle,root,name,specification) + local tname=type(name) + if type(specification)=="table" then + noquotes=specification.noquotes + hexify=specification.hexify + accurate=specification.accurate + handle=_handle or specification.handle or print + functions=specification.functions + compact=specification.compact + inline=specification.inline and compact + metacheck=specification.metacheck + if functions==nil then + functions=true + end + if compact==nil then + compact=true + end + if inline==nil then + inline=compact + end + if metacheck==nil then + metacheck=true + end + else + noquotes=false + hexify=false + handle=_handle or print + compact=true + inline=true + functions=true + metacheck=true + end + if tname=="string" then + if name=="return" then + handle("return {") + else + handle(name.."={") + end + elseif tname=="number" then + if hexify then + handle(format("[0x%X]={",name)) + else + handle("["..name.."]={") + end + elseif tname=="boolean" then + if name then + handle("return {") + else + handle("{") + end + else + handle("t={") + end + if root then + if metacheck and getmetatable(root) then + local dummy=root._w_h_a_t_e_v_e_r_ + root._w_h_a_t_e_v_e_r_=nil + end + if next(root)~=nil then + do_serialize(root,name,"",0) + end + end + handle("}") +end +function table.serialize(root,name,specification) + local t={} + local n=0 + local function flush(s) + n=n+1 + t[n]=s + end + serialize(flush,root,name,specification) + return concat(t,"\n") +end +table.tohandle=serialize +local maxtab=2*1024 +function table.tofile(filename,root,name,specification) + local f=io.open(filename,'w') + if f then + if maxtab>1 then + local t={} + local n=0 + local function flush(s) + n=n+1 + t[n]=s + if n>maxtab then + f:write(concat(t,"\n"),"\n") + t={} + n=0 + end + end + serialize(flush,root,name,specification) + f:write(concat(t,"\n"),"\n") + else + local function flush(s) + f:write(s,"\n") + end + serialize(flush,root,name,specification) + end + f:close() + io.flush() + end +end +local function flattened(t,f,depth) + if f==nil then + f={} + depth=0xFFFF + elseif tonumber(f) then + depth=f + f={} + elseif not depth then + depth=0xFFFF + end + for k,v in next,t do + if type(k)~="number" then + if depth>0 and type(v)=="table" then + flattened(v,f,depth-1) + else + f[#f+1]=v + end + end + end + for k=1,#t do + local v=t[k] + if depth>0 and type(v)=="table" then + flattened(v,f,depth-1) + else + f[#f+1]=v + end + end + return f +end +table.flattened=flattened +local function collapsed(t,f,h) + if f==nil then + f={} + h={} + end + for k=1,#t do + local v=t[k] + if type(v)=="table" then + collapsed(v,f,h) + elseif not h[v] then + f[#f+1]=v + h[v]=true + end + end + return f +end +local function collapsedhash(t,h) + if h==nil then + h={} + end + for k=1,#t do + local v=t[k] + if type(v)=="table" then + collapsedhash(v,h) + else + h[v]=true + end + end + return h +end +table.collapsed=collapsed +table.collapsedhash=collapsedhash +local function unnest(t,f) + if not f then + f={} + end + for i=1,#t do + local v=t[i] + if type(v)=="table" then + if type(v[1])=="table" then + unnest(v,f) + else + f[#f+1]=v + end + else + f[#f+1]=v + end + end + return f +end +function table.unnest(t) + return unnest(t) +end +local function are_equal(a,b,n,m) + if a==b then + return true + elseif a and b and #a==#b then + if not n then + n=1 + end + if not m then + m=#a + end + for i=n,m do + local ai,bi=a[i],b[i] + if ai==bi then + elseif type(ai)=="table" and type(bi)=="table" then + if not are_equal(ai,bi) then + return false + end + else + return false + end + end + return true + else + return false + end +end +local function identical(a,b) + if a~=b then + for ka,va in next,a do + local vb=b[ka] + if va==vb then + elseif type(va)=="table" and type(vb)=="table" then + if not identical(va,vb) then + return false + end + else + return false + end + end + end + return true +end +table.identical=identical +table.are_equal=are_equal +local function sparse(old,nest,keeptables) + local new={} + for k,v in next,old do + if not (v=="" or v==false) then + if nest and type(v)=="table" then + v=sparse(v,nest) + if keeptables or next(v)~=nil then + new[k]=v + end + else + new[k]=v + end + end + end + return new +end +table.sparse=sparse +function table.compact(t) + return sparse(t,true,true) +end +function table.contains(t,v) + if t then + for i=1,#t do + if t[i]==v then + return i + end + end + end + return false +end +function table.count(t) + local n=0 + for k,v in next,t do + n=n+1 + end + return n +end +function table.swapped(t,s) + local n={} + if s then + for k,v in next,s do + n[k]=v + end + end + for k,v in next,t do + n[v]=k + end + return n +end +function table.hashed(t) + for i=1,#t do + t[t[i]]=i + end + return t +end +function table.mirrored(t) + local n={} + for k,v in next,t do + n[v]=k + n[k]=v + end + return n +end +function table.reversed(t) + if t then + local tt={} + local tn=#t + if tn>0 then + local ttn=0 + for i=tn,1,-1 do + ttn=ttn+1 + tt[ttn]=t[i] + end + end + return tt + end +end +function table.reverse(t) + if t then + local n=#t + local m=n+1 + for i=1,floor(n/2) do + local j=m-i + t[i],t[j]=t[j],t[i] + end + return t + end +end +local function sequenced(t,sep,simple) + if not t then + return "" + elseif type(t)~="table" then + return t + end + local n=#t + local s={} + if n>0 then + for i=1,n do + local v=t[i] + if type(v)=="table" then + s[i]="{"..sequenced(v,sep,simple).."}" + else + s[i]=tostring(t[i]) + end + end + else + n=0 + for k,v in sortedhash(t) do + if simple then + if v==true then + n=n+1 + s[n]=k + elseif v and v~="" then + n=n+1 + if type(v)=="table" then + s[n]=k.."={"..sequenced(v,sep,simple).."}" + else + s[n]=k.."="..tostring(v) + end + end + else + n=n+1 + if type(v)=="table" then + s[n]=k.."={"..sequenced(v,sep,simple).."}" + else + s[n]=k.."="..tostring(v) + end + end + end + end + if sep==true then + return "{ "..concat(s,", ").." }" + else + return concat(s,sep or " | ") + end +end +table.sequenced=sequenced +function table.print(t,...) + if type(t)~="table" then + print(tostring(t)) + else + serialize(print,t,...) + end +end +if setinspector then + setinspector("table",function(v) if type(v)=="table" then serialize(print,v,"table") return true end end) +end +function table.sub(t,i,j) + return { unpack(t,i,j) } +end +function table.is_empty(t) + return not t or next(t)==nil +end +function table.has_one_entry(t) + return t and next(t,next(t))==nil +end +function table.loweredkeys(t) + local l={} + for k,v in next,t do + l[lower(k)]=v + end + return l +end +function table.unique(old) + local hash={} + local new={} + local n=0 + for i=1,#old do + local oi=old[i] + if not hash[oi] then + n=n+1 + new[n]=oi + hash[oi]=true + end + end + return new +end +function table.sorted(t,...) + sort(t,...) + return t +end +function table.values(t,s) + if t then + local values={} + local keys={} + local v=0 + for key,value in next,t do + if not keys[value] then + v=v+1 + values[v]=value + keys[k]=key + end + end + if s then + sort(values) + end + return values + else + return {} + end +end +function table.filtered(t,pattern,sort,cmp) + if t and type(pattern)=="string" then + if sort then + local s + if cmp then + s=sortedhashkeys(t,function(a,b) return cmp(t,a,b) end) + else + s=sortedkeys(t) + end + local n=0 + local m=#s + local function kv(s) + while n<m do + n=n+1 + local k=s[n] + if find(k,pattern) then + return k,t[k] + end + end + end + return kv,s + else + local n=next(t) + local function iterator() + while n~=nil do + local k=n + n=next(t,k) + if find(k,pattern) then + return k,t[k] + end + end + end + return iterator,t + end + else + return nothing + end +end +if not table.move then + function table.move(a1,f,e,t,a2) + if a2 and a1~=a2 then + for i=f,e do + a2[t]=a1[i] + t=t+1 + end + return a2 + else + t=t+e-f + for i=e,f,-1 do + a1[t]=a1[i] + t=t-1 + end + return a1 + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-io"] = package.loaded["l-io"] or true + +-- original size: 11988, stripped down to: 6430 + +if not modules then modules={} end modules ['l-io']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local io=io +local open,flush,write,read=io.open,io.flush,io.write,io.read +local byte,find,gsub,format=string.byte,string.find,string.gsub,string.format +local concat=table.concat +local type=type +if string.find(os.getenv("PATH") or "",";",1,true) then + io.fileseparator,io.pathseparator="\\",";" +else + io.fileseparator,io.pathseparator="/",":" +end +local large=0x01000000 +local medium=0x00100000 +local small=0x00020000 +local function readall(f) + local size=f:seek("end") + if size>0 then + f:seek("set",0) + return f:read(size) + else + return "" + end +end +io.readall=readall +function io.loaddata(filename,textmode) + local f=open(filename,(textmode and 'r') or 'rb') + if f then + local size=f:seek("end") + local data=nil + if size>0 then + f:seek("set",0) + data=f:read(size) + end + f:close() + return data + end +end +function io.copydata(source,target,action) + local f=open(source,"rb") + if f then + local g=open(target,"wb") + if g then + local size=f:seek("end") + if size>0 then + f:seek("set",0) + local data=f:read(size) + if action then + data=action(data) + end + if data then + g:write(data) + end + end + g:close() + end + f:close() + flush() + end +end +function io.savedata(filename,data,joiner,append) + local f=open(filename,append and "ab" or "wb") + if f then + if append and joiner and f:seek("end")>0 then + f:write(joiner) + end + if type(data)=="table" then + f:write(concat(data,joiner or "")) + elseif type(data)=="function" then + data(f) + else + f:write(data or "") + end + f:close() + flush() + return true + else + return false + end +end +if fio and fio.readline then + local readline=fio.readline + function io.loadlines(filename,n) + local f=open(filename,'r') + if not f then + elseif n then + local lines={} + for i=1,n do + local line=readline(f) + if line then + lines[i]=line + else + break + end + end + f:close() + lines=concat(lines,"\n") + if #lines>0 then + return lines + end + else + local line=readline(f) + f:close() + if line and #line>0 then + return line + end + end + end +else + function io.loadlines(filename,n) + local f=open(filename,'r') + if not f then + elseif n then + local lines={} + for i=1,n do + local line=f:read("*lines") + if line then + lines[i]=line + else + break + end + end + f:close() + lines=concat(lines,"\n") + if #lines>0 then + return lines + end + else + local line=f:read("*line") or "" + f:close() + if #line>0 then + return line + end + end + end +end +function io.loadchunk(filename,n) + local f=open(filename,'rb') + if f then + local data=f:read(n or 1024) + f:close() + if #data>0 then + return data + end + end +end +function io.exists(filename) + local f=open(filename) + if f==nil then + return false + else + f:close() + return true + end +end +function io.size(filename) + local f=open(filename) + if f==nil then + return 0 + else + local s=f:seek("end") + f:close() + return s + end +end +local function noflines(f) + if type(f)=="string" then + local f=open(filename) + if f then + local n=f and noflines(f) or 0 + f:close() + return n + else + return 0 + end + else + local n=0 + for _ in f:lines() do + n=n+1 + end + f:seek('set',0) + return n + end +end +io.noflines=noflines +local nextchar={ + [ 4]=function(f) + return f:read(1,1,1,1) + end, + [ 2]=function(f) + return f:read(1,1) + end, + [ 1]=function(f) + return f:read(1) + end, + [-2]=function(f) + local a,b=f:read(1,1) + return b,a + end, + [-4]=function(f) + local a,b,c,d=f:read(1,1,1,1) + return d,c,b,a + end +} +function io.characters(f,n) + if f then + return nextchar[n or 1],f + end +end +local nextbyte={ + [4]=function(f) + local a,b,c,d=f:read(1,1,1,1) + if d then + return byte(a),byte(b),byte(c),byte(d) + end + end, + [3]=function(f) + local a,b,c=f:read(1,1,1) + if b then + return byte(a),byte(b),byte(c) + end + end, + [2]=function(f) + local a,b=f:read(1,1) + if b then + return byte(a),byte(b) + end + end, + [1]=function (f) + local a=f:read(1) + if a then + return byte(a) + end + end, + [-2]=function (f) + local a,b=f:read(1,1) + if b then + return byte(b),byte(a) + end + end, + [-3]=function(f) + local a,b,c=f:read(1,1,1) + if b then + return byte(c),byte(b),byte(a) + end + end, + [-4]=function(f) + local a,b,c,d=f:read(1,1,1,1) + if d then + return byte(d),byte(c),byte(b),byte(a) + end + end +} +function io.bytes(f,n) + if f then + return nextbyte[n or 1],f + else + return nil,nil + end +end +function io.ask(question,default,options) + while true do + write(question) + if options then + write(format(" [%s]",concat(options,"|"))) + end + if default then + write(format(" [%s]",default)) + end + write(format(" ")) + flush() + local answer=read() + answer=gsub(answer,"^%s*(.*)%s*$","%1") + if answer=="" and default then + return default + elseif not options then + return answer + else + for k=1,#options do + if options[k]==answer then + return answer + end + end + local pattern="^"..answer + for k=1,#options do + local v=options[k] + if find(v,pattern) then + return v + end + end + end + end +end +local function readnumber(f,n,m) + if m then + f:seek("set",n) + n=m + end + if n==1 then + return byte(f:read(1)) + elseif n==2 then + local a,b=byte(f:read(2),1,2) + return 0x100*a+b + elseif n==3 then + local a,b,c=byte(f:read(3),1,3) + return 0x10000*a+0x100*b+c + elseif n==4 then + local a,b,c,d=byte(f:read(4),1,4) + return 0x1000000*a+0x10000*b+0x100*c+d + elseif n==8 then + local a,b=readnumber(f,4),readnumber(f,4) + return 0x100*a+b + elseif n==12 then + local a,b,c=readnumber(f,4),readnumber(f,4),readnumber(f,4) + return 0x10000*a+0x100*b+c + elseif n==-2 then + local b,a=byte(f:read(2),1,2) + return 0x100*a+b + elseif n==-3 then + local c,b,a=byte(f:read(3),1,3) + return 0x10000*a+0x100*b+c + elseif n==-4 then + local d,c,b,a=byte(f:read(4),1,4) + return 0x1000000*a+0x10000*b+0x100*c+d + elseif n==-8 then + local h,g,f,e,d,c,b,a=byte(f:read(8),1,8) + return 0x100000000000000*a+0x1000000000000*b+0x10000000000*c+0x100000000*d+0x1000000*e+0x10000*f+0x100*g+h + else + return 0 + end +end +io.readnumber=readnumber +function io.readstring(f,n,m) + if m then + f:seek("set",n) + n=m + end + local str=gsub(f:read(n),"\000","") + return str +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-number"] = package.loaded["l-number"] or true + +-- original size: 4588, stripped down to: 2159 + +if not modules then modules={} end modules ['l-number']={ + version=1.001, + comment="companion to luat-lib.mkxl", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local tostring,tonumber=tostring,tonumber +local format,match,rep=string.format,string.match,string.rep +local concat,insert=table.concat,table.insert +local lpegmatch=lpeg.match +local floor=math.floor +number=number or {} +local number=number +if bit32 then + local bextract=bit32.extract + local t={ + "0","0","0","0","0","0","0","0", + "0","0","0","0","0","0","0","0", + "0","0","0","0","0","0","0","0", + "0","0","0","0","0","0","0","0", + } + function number.tobitstring(b,m,w) + if not w then + w=32 + end + local n=w + for i=0,w-1 do + local v=bextract(b,i) + local k=w-i + if v==1 then + n=k + t[k]="1" + else + t[k]="0" + end + end + if w then + return concat(t,"",1,w) + elseif m then + m=33-m*8 + if m<1 then + m=1 + end + return concat(t,"",1,m) + elseif n<8 then + return concat(t) + elseif n<16 then + return concat(t,"",9) + elseif n<24 then + return concat(t,"",17) + else + return concat(t,"",25) + end + end +else + function number.tobitstring(n,m) + if n>0 then + local t={} + while n>0 do + insert(t,1,n%2>0 and 1 or 0) + n=floor(n/2) + end + local nn=8-#t%8 + if nn>0 and nn<8 then + for i=1,nn do + insert(t,1,0) + end + end + if m then + m=m*8-#t + if m>0 then + insert(t,1,rep("0",m)) + end + end + return concat(t) + elseif m then + rep("00000000",m) + else + return "00000000" + end + end +end +function number.valid(str,default) + return tonumber(str) or default or nil +end +function number.toevenhex(n) + local s=format("%X",n) + if #s%2==0 then + return s + else + return "0"..s + end +end +function number.bytetodecimal(b) + local d=floor(b*100/255+0.5) + if d>100 then + return 100 + elseif d<-100 then + return -100 + else + return d + end +end +function number.decimaltobyte(d) + local b=floor(d*255/100+0.5) + if b>255 then + return 255 + elseif b<-255 then + return -255 + else + return b + end +end +function number.idiv(i,d) + return floor(i/d) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-set"] = package.loaded["l-set"] or true + +-- original size: 1923, stripped down to: 1044 + +if not modules then modules={} end modules ['l-set']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +set=set or {} +local nums={} +local tabs={} +local concat=table.concat +local next,type=next,type +set.create=table.tohash +function set.tonumber(t) + if next(t) then + local s="" + for k,v in next,t do + if v then + s=s.." "..k + end + end + local n=nums[s] + if not n then + n=#tabs+1 + tabs[n]=t + nums[s]=n + end + return n + else + return 0 + end +end +function set.totable(n) + if n==0 then + return {} + else + return tabs[n] or {} + end +end +function set.tolist(n) + if n==0 or not tabs[n] then + return "" + else + local t,n={},0 + for k,v in next,tabs[n] do + if v then + n=n+1 + t[n]=k + end + end + return concat(t," ") + end +end +function set.contains(n,s) + if type(n)=="table" then + return n[s] + elseif n==0 then + return false + else + local t=tabs[n] + return t and t[s] + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-os"] = package.loaded["l-os"] or true + +-- original size: 20585, stripped down to: 10701 + +if not modules then modules={} end modules ['l-os']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local os=os +local date,time,difftime=os.date,os.time,os.difftime +local find,format,gsub,upper,gmatch=string.find,string.format,string.gsub,string.upper,string.gmatch +local concat=table.concat +local random,ceil,randomseed,modf=math.random,math.ceil,math.randomseed,math.modf +local type,setmetatable,tonumber,tostring=type,setmetatable,tonumber,tostring +do + local selfdir=os.selfdir + if selfdir=="" then + selfdir=nil + end + if not selfdir then + if arg then + for i=1,#arg do + local a=arg[i] + if find(a,"^%-%-[c:]*texmfbinpath=") then + selfdir=gsub(a,"^.-=","") + break + end + end + end + if not selfdir then + selfdir=os.selfbin or "luatex" + if find(selfdir,"[/\\]") then + selfdir=gsub(selfdir,"[/\\][^/\\]*$","") + elseif os.getenv then + local path=os.getenv("PATH") + local name=gsub(selfdir,"^.*[/\\][^/\\]","") + local patt="[^:]+" + if os.type=="windows" then + patt="[^;]+" + name=name..".exe" + end + local isfile + if lfs then + local attributes=lfs.attributes + isfile=function(name) + local a=attributes(name,"mode") + return a=="file" or a=="link" or nil + end + else + local open=io.open + isfile=function(name) + local f=open(name) + if f then + f:close() + return true + end + end + end + for p in gmatch(path,patt) do + if isfile(p.."/"..name) then + selfdir=p + break + end + end + end + end + os.selfdir=selfdir or "." + end +end +math.initialseed=tonumber(string.sub(string.reverse(tostring(ceil(socket and socket.gettime()*10000 or time()))),1,6)) +randomseed(math.initialseed) +if not os.__getenv__ then + os.__getenv__=os.getenv + os.__setenv__=os.setenv + if os.env then + local osgetenv=os.getenv + local ossetenv=os.setenv + local osenv=os.env local _=osenv.PATH + function os.setenv(k,v) + if v==nil then + v="" + end + local K=upper(k) + osenv[K]=v + if type(v)=="table" then + v=concat(v,";") + end + ossetenv(K,v) + end + function os.getenv(k) + local K=upper(k) + local v=osenv[K] or osenv[k] or osgetenv(K) or osgetenv(k) + if v=="" then + return nil + else + return v + end + end + else + local ossetenv=os.setenv + local osgetenv=os.getenv + local osenv={} + function os.setenv(k,v) + if v==nil then + v="" + end + local K=upper(k) + osenv[K]=v + end + function os.getenv(k) + local K=upper(k) + local v=osenv[K] or osgetenv(K) or osgetenv(k) + if v=="" then + return nil + else + return v + end + end + local function __index(t,k) + return os.getenv(k) + end + local function __newindex(t,k,v) + os.setenv(k,v) + end + os.env={} + setmetatable(os.env,{ __index=__index,__newindex=__newindex } ) + end +end +if not io.fileseparator then + if find(os.getenv("PATH"),";",1,true) then + io.fileseparator,io.pathseparator,os.type="\\",";",os.type or "windows" + else + io.fileseparator,io.pathseparator,os.type="/",":",os.type or "unix" + end +end +os.type=os.type or (io.pathseparator==";" and "windows") or "unix" +os.name=os.name or (os.type=="windows" and "mswin" ) or "linux" +if os.type=="windows" then + os.libsuffix,os.binsuffix,os.binsuffixes='dll','exe',{ 'exe','cmd','bat' } +else + os.libsuffix,os.binsuffix,os.binsuffixes='so','',{ '' } +end +do + local execute=os.execute + local iopopen=io.popen + local ostype=os.type + local function resultof(command) + local handle=iopopen(command,ostype=="windows" and "rb" or "r") + if handle then + local result=handle:read("*all") or "" + handle:close() + return result + else + return "" + end + end + os.resultof=resultof + function os.pipeto(command) + return iopopen(command,"w") + end + local launchers={ + windows="start %s", + macosx="open %s", + unix="xdg-open %s &> /dev/null &", + } + function os.launch(str) + local command=format(launchers[os.name] or launchers.unix,str) + execute(command) + end +end +do + local gettimeofday=os.gettimeofday or os.clock + os.gettimeofday=gettimeofday + local startuptime=gettimeofday() + function os.runtime() + return gettimeofday()-startuptime + end +end +do + local name=os.name or "linux" + local platform=os.getenv("MTX_PLATFORM") or "" + local architecture=os.uname and os.uname().machine + local bits=os.getenv("MTX_BITS") or find(platform,"64") and 64 or 32 + if platform~="" then + elseif os.type=="windows" then + architecture=string.lower(architecture or os.getenv("PROCESSOR_ARCHITECTURE") or "") + if architecture=="x86_64" then + bits,platform=64,"win64" + elseif find(architecture,"amd64") then + bits,platform=64,"win64" + elseif find(architecture,"arm64") then + bits,platform=64,"windows-arm64" + elseif find(architecture,"arm32") then + bits,platform=32,"windows-arm32" + else + bits,platform=32,"mswin" + end + elseif name=="linux" then + architecture=architecture or os.getenv("HOSTTYPE") or resultof("uname -m") or "" + local musl=find(os.selfdir or "","linuxmusl") + if find(architecture,"x86_64") then + bits,platform=64,musl and "linuxmusl" or "linux-64" + elseif find(architecture,"ppc") then + bits,platform=32,"linux-ppc" + else + bits,platform=32,musl and "linuxmusl" or "linux" + end + elseif name=="macosx" then + architecture=architecture or resultof("echo $HOSTTYPE") or "" + if architecture=="" then + bits,platform=64,"osx-intel" + elseif find(architecture,"i386") then + bits,platform=64,"osx-intel" + elseif find(architecture,"x86_64") then + bits,platform=64,"osx-64" + elseif find(architecture,"arm64") then + bits,platform=64,"osx-arm" + else + bits,platform=32,"osx-ppc" + end + elseif name=="sunos" then + architecture=architecture or resultof("uname -m") or "" + if find(architecture,"sparc") then + bits,platform=32,"solaris-sparc" + else + bits,platform=32,"solaris-intel" + end + elseif name=="freebsd" then + architecture=architecture or os.getenv("MACHTYPE") or resultof("uname -m") or "" + if find(architecture,"amd64") or find(architecture,"AMD64") then + bits,platform=64,"freebsd-amd64" + else + bits,platform=32,"freebsd" + end + elseif name=="kfreebsd" then + architecture=architecture or os.getenv("HOSTTYPE") or resultof("uname -m") or "" + if architecture=="x86_64" then + bits,platform=64,"kfreebsd-amd64" + else + bits,platform=32,"kfreebsd-i386" + end + else + architecture=architecture or resultof("uname -m") or "" + if find(architecture,"aarch64") then + bits,platform="linux-aarch64" + elseif find(architecture,"armv7l") then + bits,platform=32,"linux-armhf" + elseif find(architecture,"mips64") or find(architecture,"mips64el") then + bits,platform=64,"linux-mipsel" + elseif find(architecture,"mipsel") or find(architecture,"mips") then + bits,platform=32,"linux-mipsel" + else + bits,platform=64,"linux-64" + end + end + os.setenv("MTX_PLATFORM",platform) + os.setenv("MTX_BITS",bits) + os.platform=platform + os.bits=bits + os.newline=name=="windows" and "\013\010" or "\010" +end +do + local t={ 8,9,"a","b" } + function os.uuid() + return format("%04x%04x-4%03x-%s%03x-%04x-%04x%04x%04x", + random(0xFFFF),random(0xFFFF), + random(0x0FFF), + t[ceil(random(4))] or 8,random(0x0FFF), + random(0xFFFF), + random(0xFFFF),random(0xFFFF),random(0xFFFF) + ) + end +end +do + local hour,min + function os.timezone(difference) + if not hour then + local current=time() + local utcdate=date("!*t",current) + local localdate=date("*t",current) + localdate.isdst=false + local timediff=difftime(time(localdate),time(utcdate)) + hour,min=modf(timediff/3600) + min=min*60 + end + if difference then + return hour,min + else + return format("%+03d:%02d",hour,min) + end + end + local timeformat=format("%%s%s",os.timezone()) + local dateformat="%Y-%m-%d %H:%M:%S" + local lasttime=nil + local lastdate=nil + function os.fulltime(t,default) + t=t and tonumber(t) or 0 + if t>0 then + elseif default then + return default + else + t=time() + end + if t~=lasttime then + lasttime=t + lastdate=format(timeformat,date(dateformat)) + end + return lastdate + end + local dateformat="%Y-%m-%d %H:%M:%S" + local lasttime=nil + local lastdate=nil + function os.localtime(t,default) + t=t and tonumber(t) or 0 + if t>0 then + elseif default then + return default + else + t=time() + end + if t~=lasttime then + lasttime=t + lastdate=date(dateformat,t) + end + return lastdate + end + function os.converttime(t,default) + local t=tonumber(t) + if t and t>0 then + return date(dateformat,t) + else + return default or "-" + end + end + function os.today() + return date("!*t") + end + function os.now() + return date("!%Y-%m-%d %H:%M:%S") + end +end +do + local cache={} + local function which(filename) + local fullname=cache[filename] + if fullname==nil then + local suffix=file.suffix(filename) + local suffixes=suffix=="" and os.binsuffixes or { suffix } + for directory in gmatch(os.getenv("PATH"),"[^"..io.pathseparator.."]+") do + local df=file.join(directory,filename) + for i=1,#suffixes do + local dfs=file.addsuffix(df,suffixes[i]) + if io.exists(dfs) then + fullname=dfs + break + end + end + end + if not fullname then + fullname=false + end + cache[filename]=fullname + end + return fullname + end + os.which=which + os.where=which +end +if not os.sleep then + local socket=socket + function os.sleep(n) + if not socket then + socket=require("socket") + end + socket.sleep(n) + end +end +do + local function isleapyear(year) + return (year%4==0) and (year%100~=0 or year%400==0) + end + os.isleapyear=isleapyear + local days={ 31,28,31,30,31,30,31,31,30,31,30,31 } + local function nofdays(year,month,day) + if not month then + return isleapyear(year) and 365 or 364 + elseif not day then + return month==2 and isleapyear(year) and 29 or days[month] + else + for i=1,month-1 do + day=day+days[i] + end + if month>2 and isleapyear(year) then + day=day+1 + end + return day + end + end + os.nofdays=nofdays + function os.weekday(day,month,year) + return date("%w",time { year=year,month=month,day=day })+1 + end + function os.validdate(year,month,day) + if month<1 then + month=1 + elseif month>12 then + month=12 + end + if day<1 then + day=1 + else + local max=nofdays(year,month) + if day>max then + day=max + end + end + return year,month,day + end + function os.date(fmt,...) + if not fmt then + fmt="%Y-%m-%d %H:%M" + end + return date(fmt,...) + end +end +do + local osexit=os.exit + local exitcode=nil + function os.setexitcode(code) + exitcode=code + end + function os.exit(c) + if exitcode~=nil then + return osexit(exitcode) + end + if c~=nil then + return osexit(c) + end + return osexit() + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-file"] = package.loaded["l-file"] or true + +-- original size: 22186, stripped down to: 10313 + +if not modules then modules={} end modules ['l-file']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +file=file or {} +local file=file +if not lfs then + lfs=optionalrequire("lfs") +end +local insert,concat=table.insert,table.concat +local match,find,gmatch=string.match,string.find,string.gmatch +local lpegmatch=lpeg.match +local getcurrentdir,attributes=lfs.currentdir,lfs.attributes +local checkedsplit=string.checkedsplit +local P,R,S,C,Cs,Cp,Cc,Ct=lpeg.P,lpeg.R,lpeg.S,lpeg.C,lpeg.Cs,lpeg.Cp,lpeg.Cc,lpeg.Ct +local attributes=lfs.attributes +function lfs.isdir(name) + if name then + return attributes(name,"mode")=="directory" + end +end +function lfs.isfile(name) + if name then + local a=attributes(name,"mode") + return a=="file" or a=="link" or nil + end +end +function lfs.isfound(name) + if name then + local a=attributes(name,"mode") + return (a=="file" or a=="link") and name or nil + end +end +function lfs.modification(name) + return name and attributes(name,"modification") or nil +end +if sandbox then + sandbox.redefine(lfs.isfile,"lfs.isfile") + sandbox.redefine(lfs.isdir,"lfs.isdir") + sandbox.redefine(lfs.isfound,"lfs.isfound") +end +local colon=P(":") +local period=P(".") +local periods=P("..") +local fwslash=P("/") +local bwslash=P("\\") +local slashes=S("\\/") +local noperiod=1-period +local noslashes=1-slashes +local name=noperiod^1 +local suffix=period/""*(1-period-slashes)^1*-1 +local pattern=C((1-(slashes^1*noslashes^1*-1))^1)*P(1) +local function pathpart(name,default) + return name and lpegmatch(pattern,name) or default or "" +end +local pattern=(noslashes^0*slashes)^1*C(noslashes^1)*-1 +local function basename(name) + return name and lpegmatch(pattern,name) or name +end +local pattern=(noslashes^0*slashes^1)^0*Cs((1-suffix)^1)*suffix^0 +local function nameonly(name) + return name and lpegmatch(pattern,name) or name +end +local pattern=(noslashes^0*slashes)^0*(noperiod^1*period)^1*C(noperiod^1)*-1 +local function suffixonly(name) + return name and lpegmatch(pattern,name) or "" +end +local pattern=(noslashes^0*slashes)^0*noperiod^1*((period*C(noperiod^1))^1)*-1+Cc("") +local function suffixesonly(name) + if name then + return lpegmatch(pattern,name) + else + return "" + end +end +file.pathpart=pathpart +file.basename=basename +file.nameonly=nameonly +file.suffixonly=suffixonly +file.suffix=suffixonly +file.suffixesonly=suffixesonly +file.suffixes=suffixesonly +file.dirname=pathpart +file.extname=suffixonly +local drive=C(R("az","AZ"))*colon +local path=C((noslashes^0*slashes)^0) +local suffix=period*C(P(1-period)^0*P(-1)) +local base=C((1-suffix)^0) +local rest=C(P(1)^0) +drive=drive+Cc("") +path=path+Cc("") +base=base+Cc("") +suffix=suffix+Cc("") +local pattern_a=drive*path*base*suffix +local pattern_b=path*base*suffix +local pattern_c=C(drive*path)*C(base*suffix) +local pattern_d=path*rest +function file.splitname(str,splitdrive) + if not str then + elseif splitdrive then + return lpegmatch(pattern_a,str) + else + return lpegmatch(pattern_b,str) + end +end +function file.splitbase(str) + if str then + return lpegmatch(pattern_d,str) + else + return "",str + end +end +function file.nametotable(str,splitdrive) + if str then + local path,drive,subpath,name,base,suffix=lpegmatch(pattern_c,str) + if splitdrive then + return { + path=path, + drive=drive, + subpath=subpath, + name=name, + base=base, + suffix=suffix, + } + else + return { + path=path, + name=name, + base=base, + suffix=suffix, + } + end + end +end +local pattern=Cs(((period*(1-period-slashes)^1*-1)/""+1)^1) +function file.removesuffix(name) + return name and lpegmatch(pattern,name) +end +local suffix=period/""*(1-period-slashes)^1*-1 +local pattern=Cs((noslashes^0*slashes^1)^0*((1-suffix)^1))*Cs(suffix) +function file.addsuffix(filename,suffix,criterium) + if not filename or not suffix or suffix=="" then + return filename + elseif criterium==true then + return filename.."."..suffix + elseif not criterium then + local n,s=lpegmatch(pattern,filename) + if not s or s=="" then + return filename.."."..suffix + else + return filename + end + else + local n,s=lpegmatch(pattern,filename) + if s and s~="" then + local t=type(criterium) + if t=="table" then + for i=1,#criterium do + if s==criterium[i] then + return filename + end + end + elseif t=="string" then + if s==criterium then + return filename + end + end + end + return (n or filename).."."..suffix + end +end +local suffix=period*(1-period-slashes)^1*-1 +local pattern=Cs((1-suffix)^0) +function file.replacesuffix(name,suffix) + if name and suffix and suffix~="" then + return lpegmatch(pattern,name).."."..suffix + else + return name + end +end +local reslasher=lpeg.replacer(P("\\"),"/") +function file.reslash(str) + return str and lpegmatch(reslasher,str) +end +if lfs.isreadablefile and lfs.iswritablefile then + file.is_readable=lfs.isreadablefile + file.is_writable=lfs.iswritablefile +else + function file.is_writable(name) + if not name then + elseif lfs.isdir(name) then + name=name.."/m_t_x_t_e_s_t.tmp" + local f=io.open(name,"wb") + if f then + f:close() + os.remove(name) + return true + end + elseif lfs.isfile(name) then + local f=io.open(name,"ab") + if f then + f:close() + return true + end + else + local f=io.open(name,"ab") + if f then + f:close() + os.remove(name) + return true + end + end + return false + end + local readable=P("r")*Cc(true) + function file.is_readable(name) + if name then + local a=attributes(name) + return a and lpegmatch(readable,a.permissions) or false + else + return false + end + end +end +file.isreadable=file.is_readable +file.iswritable=file.is_writable +function file.size(name) + if name then + local a=attributes(name) + return a and a.size or 0 + else + return 0 + end +end +function file.splitpath(str,separator) + return str and checkedsplit(lpegmatch(reslasher,str),separator or io.pathseparator) +end +function file.joinpath(tab,separator) + return tab and concat(tab,separator or io.pathseparator) +end +local someslash=S("\\/") +local stripper=Cs(P(fwslash)^0/""*reslasher) +local isnetwork=someslash*someslash*(1-someslash)+(1-fwslash-colon)^1*colon +local isroot=fwslash^1*-1 +local hasroot=fwslash^1 +local reslasher=lpeg.replacer(S("\\/"),"/") +local deslasher=lpeg.replacer(S("\\/")^1,"/") +function file.join(one,two,three,...) + if not two then + return one=="" and one or lpegmatch(reslasher,one) + end + if not one or one=="" then + return lpegmatch(stripper,three and concat({ two,three,... },"/") or two) + end + if lpegmatch(isnetwork,one) then + local one=lpegmatch(reslasher,one) + local two=lpegmatch(deslasher,three and concat({ two,three,... },"/") or two) + if lpegmatch(hasroot,two) then + return one..two + else + return one.."/"..two + end + elseif lpegmatch(isroot,one) then + local two=lpegmatch(deslasher,three and concat({ two,three,... },"/") or two) + if lpegmatch(hasroot,two) then + return two + else + return "/"..two + end + else + return lpegmatch(deslasher,concat({ one,two,three,... },"/")) + end +end +local drivespec=R("az","AZ")^1*colon +local anchors=fwslash+drivespec +local untouched=periods+(1-period)^1*P(-1) +local mswindrive=Cs(drivespec*(bwslash/"/"+fwslash)^0) +local mswinuncpath=(bwslash+fwslash)*(bwslash+fwslash)*Cc("//") +local splitstarter=(mswindrive+mswinuncpath+Cc(false))*Ct(lpeg.splitat(S("/\\")^1)) +local absolute=fwslash +function file.collapsepath(str,anchor) + if not str then + return + end + if anchor==true and not lpegmatch(anchors,str) then + str=getcurrentdir().."/"..str + end + if str=="" or str=="." then + return "." + elseif lpegmatch(untouched,str) then + return lpegmatch(reslasher,str) + end + local starter,oldelements=lpegmatch(splitstarter,str) + local newelements={} + local i=#oldelements + while i>0 do + local element=oldelements[i] + if element=='.' then + elseif element=='..' then + local n=i-1 + while n>0 do + local element=oldelements[n] + if element~='..' and element~='.' then + oldelements[n]='.' + break + else + n=n-1 + end + end + if n<1 then + insert(newelements,1,'..') + end + elseif element~="" then + insert(newelements,1,element) + end + i=i-1 + end + if #newelements==0 then + return starter or "." + elseif starter then + return starter..concat(newelements,'/') + elseif lpegmatch(absolute,str) then + return "/"..concat(newelements,'/') + else + newelements=concat(newelements,'/') + if anchor=="." and find(str,"^%./") then + return "./"..newelements + else + return newelements + end + end +end +local validchars=R("az","09","AZ","--","..") +local pattern_a=lpeg.replacer(1-validchars) +local pattern_a=Cs((validchars+P(1)/"-")^1) +local whatever=P("-")^0/"" +local pattern_b=Cs(whatever*(1-whatever*-1)^1) +function file.robustname(str,strict) + if str then + str=lpegmatch(pattern_a,str) or str + if strict then + return lpegmatch(pattern_b,str) or str + else + return str + end + end +end +local loaddata=io.loaddata +local savedata=io.savedata +file.readdata=loaddata +file.savedata=savedata +function file.copy(oldname,newname) + if oldname and newname then + local data=loaddata(oldname) + if data and data~="" then + savedata(newname,data) + end + end +end +local letter=R("az","AZ")+S("_-+") +local separator=P("://") +local qualified=period^0*fwslash+letter*colon+letter^1*separator+letter^1*fwslash +local rootbased=fwslash+letter*colon +lpeg.patterns.qualified=qualified +lpeg.patterns.rootbased=rootbased +function file.is_qualified_path(filename) + return filename and lpegmatch(qualified,filename)~=nil +end +function file.is_rootbased_path(filename) + return filename and lpegmatch(rootbased,filename)~=nil +end +function file.strip(name,dir) + if name then + local b,a=match(name,"^(.-)"..dir.."(.*)$") + return a~="" and a or name + end +end +function lfs.mkdirs(path) + local full="" + for sub in gmatch(path,"(/*[^\\/]+)") do + full=full..sub + lfs.mkdir(full) + end +end +function file.withinbase(path) + local l=0 + if not find(path,"^/") then + path="/"..path + end + for dir in gmatch(path,"/([^/]+)") do + if dir==".." then + l=l-1 + elseif dir~="." then + l=l+1 + end + if l<0 then + return false + end + end + return true +end +local symlinkattributes=lfs.symlinkattributes +function lfs.readlink(name) + return symlinkattributes(name,"target") or nil +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-gzip"] = package.loaded["l-gzip"] or true + +-- original size: 268, stripped down to: 216 + +if not modules then modules={} end modules ['l-gzip']={ + version=1.001, + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-md5"] = package.loaded["l-md5"] or true + +-- original size: 3414, stripped down to: 2307 + +if not modules then modules={} end modules ['l-md5']={ + version=1.001, + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +if not md5 then + md5=optionalrequire("md5") +end +if not md5 then + md5={ + sum=function(str) print("error: md5 is not loaded (sum ignored)") return str end, + sumhexa=function(str) print("error: md5 is not loaded (sumhexa ignored)") return str end, + } +end +local md5,file=md5,file +local gsub=string.gsub +local modification,isfile,touch=lfs.modification,lfs.isfile,lfs.touch +local loaddata,savedata=io.loaddata,io.savedata +do + local patterns=lpeg and lpeg.patterns + if patterns then + local bytestoHEX=patterns.bytestoHEX + local bytestohex=patterns.bytestohex + local bytestodec=patterns.bytestodec + local lpegmatch=lpeg.match + local md5sum=md5.sum + if not md5.HEX then function md5.HEX(str) if str then return lpegmatch(bytestoHEX,md5sum(str)) end end end + if not md5.hex then function md5.hex(str) if str then return lpegmatch(bytestohex,md5sum(str)) end end end + if not md5.dec then function md5.dec(str) if str then return lpegmatch(bytestodec,md5sum(str)) end end end + md5.sumhexa=md5.hex + md5.sumHEXA=md5.HEX + end +end +local md5HEX=md5.HEX +function file.needsupdating(oldname,newname,threshold) + local oldtime=modification(oldname) + if oldtime then + local newtime=modification(newname) + if not newtime then + return true + elseif newtime>=oldtime then + return false + elseif oldtime-newtime<(threshold or 1) then + return false + else + return true + end + else + return false + end +end +file.needs_updating=file.needsupdating +function file.syncmtimes(oldname,newname) + local oldtime=modification(oldname) + if oldtime and isfile(newname) then + touch(newname,oldtime,oldtime) + end +end +local function checksum(name) + if md5 then + local data=loaddata(name) + if data then + return md5HEX(data) + end + end + return nil +end +file.checksum=checksum +function file.loadchecksum(name) + if md5 then + local data=loaddata(name..".md5") + return data and (gsub(data,"%s","")) + end + return nil +end +function file.savechecksum(name,checksum) + if not checksum then checksum=checksum(name) end + if checksum then + savedata(name..".md5",checksum) + return checksum + end + return nil +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-sha"] = package.loaded["l-sha"] or true + +-- original size: 1085, stripped down to: 969 + +if not modules then modules={} end modules ['l-sha']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +if sha2 then + local lpegmatch=lpeg.match + local lpegpatterns=lpeg.patterns + local bytestohex=lpegpatterns.bytestohex + local bytestoHEX=lpegpatterns.bytestoHEX + local digest256=sha2.digest256 + local digest384=sha2.digest384 + local digest512=sha2.digest512 + sha2.hash256=function(str) return lpegmatch(bytestohex,digest256(str)) end + sha2.hash384=function(str) return lpegmatch(bytestohex,digest384(str)) end + sha2.hash512=function(str) return lpegmatch(bytestohex,digest512(str)) end + sha2.HASH256=function(str) return lpegmatch(bytestoHEX,digest256(str)) end + sha2.HASH384=function(str) return lpegmatch(bytestoHEX,digest384(str)) end + sha2.HASH512=function(str) return lpegmatch(bytestoHEX,digest512(str)) end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-url"] = package.loaded["l-url"] or true + +-- original size: 14713, stripped down to: 6981 + +if not modules then modules={} end modules ['l-url']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local char,format,byte=string.char,string.format,string.byte +local concat=table.concat +local tonumber,type,next=tonumber,type,next +local P,C,R,S,Cs,Cc,Ct,Cf,Cg,V=lpeg.P,lpeg.C,lpeg.R,lpeg.S,lpeg.Cs,lpeg.Cc,lpeg.Ct,lpeg.Cf,lpeg.Cg,lpeg.V +local lpegmatch,lpegpatterns,replacer=lpeg.match,lpeg.patterns,lpeg.replacer +local sortedhash=table.sortedhash +url=url or {} +local url=url +local unescapes={} +local escapes={} +setmetatable(unescapes,{ __index=function(t,k) + local v=char(tonumber(k,16)) + t[k]=v + return v +end }) +setmetatable(escapes,{ __index=function(t,k) + local v=format("%%%02X",byte(k)) + t[k]=v + return v +end }) +local colon=P(":") +local qmark=P("?") +local hash=P("#") +local slash=P("/") +local atsign=P("@") +local percent=P("%") +local endofstring=P(-1) +local hexdigit=R("09","AF","af") +local plus=P("+") +local nothing=Cc("") +local okay=R("09","AZ","az")+S("-_.,:=+*~!'()@&$") +local escapedchar=(percent*C(hexdigit*hexdigit))/unescapes +local unescapedchar=P(1)/escapes +local escaped=(plus/" ")+escapedchar +local noslash=P("/")/"" +local plustospace=P("+")/" " +local decoder=Cs(( + plustospace+escapedchar+P("\r\n")/"\n"+P(1) + )^0 ) +local encoder=Cs(( + R("09","AZ","az")^1+S("-./_")^1+P(" ")/"+"+P("\n")/"\r\n"+unescapedchar + )^0 ) +lpegpatterns.urldecoder=decoder +lpegpatterns.urlencoder=encoder +function url.decode (str) return str and lpegmatch(decoder,str) or str end +function url.encode (str) return str and lpegmatch(encoder,str) or str end +function url.unescape(str) return str and lpegmatch(unescaper,str) or str end +local schemestr=Cs((escaped+(1-colon-slash-qmark-hash))^2) +local authoritystr=Cs((escaped+(1- slash-qmark-hash))^0) +local pathstr=Cs((escaped+(1- qmark-hash))^0) +local querystr=Cs(((1- hash))^0) +local fragmentstr=Cs((escaped+(1- endofstring))^0) +local scheme=schemestr*colon+nothing +local authority=slash*slash*authoritystr+nothing +local path=slash*pathstr+nothing +local query=qmark*querystr+nothing +local fragment=hash*fragmentstr+nothing +local validurl=scheme*authority*path*query*fragment +local parser=Ct(validurl) +lpegpatterns.url=validurl +lpegpatterns.urlsplitter=parser +local escaper=Cs((R("09","AZ","az")^1+P(" ")/"%%20"+S("-./_:")^1+P(1)/escapes)^0) +local unescaper=Cs((escapedchar+1)^0) +local getcleaner=Cs((P("+++")/"%%2B"+P("+")/"%%20"+P(1))^1) +lpegpatterns.urlunescaped=escapedchar +lpegpatterns.urlescaper=escaper +lpegpatterns.urlunescaper=unescaper +lpegpatterns.urlgetcleaner=getcleaner +function url.unescapeget(str) + return lpegmatch(getcleaner,str) +end +local function split(str) + return (type(str)=="string" and lpegmatch(parser,str)) or str +end +local isscheme=schemestr*colon*slash*slash +local function hasscheme(str) + if str then + local scheme=lpegmatch(isscheme,str) + return scheme~="" and scheme or false + else + return false + end +end +local rootletter=R("az","AZ")+S("_-+") +local separator=P("://") +local qualified=P(".")^0*P("/")+rootletter*P(":")+rootletter^1*separator+rootletter^1*P("/") +local rootbased=P("/")+rootletter*P(":") +local barswapper=replacer("|",":") +local backslashswapper=replacer("\\","/") +local equal=P("=") +local amp=P("&") +local key=Cs(((plustospace+escapedchar+1)-equal )^0) +local value=Cs(((plustospace+escapedchar+1)-amp-endofstring)^0) +local splitquery=Cf (Ct("")*P { "sequence", + sequence=V("pair")*(amp*V("pair"))^0, + pair=Cg(key*equal*value), +},rawset) +local userpart=(1-atsign-colon)^1 +local serverpart=(1-colon)^1 +local splitauthority=((Cs(userpart)*colon*Cs(userpart)+Cs(userpart)*Cc(nil))*atsign+Cc(nil)*Cc(nil))*Cs(serverpart)*(colon*(serverpart/tonumber)+Cc(nil)) +local function hashed(str) + if not str or str=="" then + return { + scheme="invalid", + original=str, + } + end + local detailed=split(str) + local rawscheme="" + local rawquery="" + local somescheme=false + local somequery=false + if detailed then + rawscheme=detailed[1] + rawquery=detailed[4] + somescheme=rawscheme~="" + somequery=rawquery~="" + end + if not somescheme and not somequery then + return { + scheme="file", + authority="", + path=str, + query="", + fragment="", + original=str, + noscheme=true, + filename=str, + } + end + local authority=detailed[2] + local path=detailed[3] + local filename + local username + local password + local host + local port + if authority~="" then + username,password,host,port=lpegmatch(splitauthority,authority) + end + if authority=="" then + filename=path + elseif path=="" then + filename="" + else + filename=authority.."/"..path + end + return { + scheme=rawscheme, + authority=authority, + path=path, + query=lpegmatch(unescaper,rawquery), + queries=lpegmatch(splitquery,rawquery), + fragment=detailed[5], + original=str, + noscheme=false, + filename=filename, + host=host, + port=port, + } +end +url.split=split +url.hasscheme=hasscheme +url.hashed=hashed +function url.addscheme(str,scheme) + if hasscheme(str) then + return str + elseif not scheme then + return "file:///"..str + else + return scheme..":///"..str + end +end +function url.construct(hash) + local result,r={},0 + local scheme=hash.scheme + local authority=hash.authority + local path=hash.path + local queries=hash.queries + local fragment=hash.fragment + if scheme and scheme~="" then + r=r+1;result[r]=lpegmatch(escaper,scheme) + r=r+1;result[r]="://" + end + if authority and authority~="" then + r=r+1;result[r]=lpegmatch(escaper,authority) + end + if path and path~="" then + r=r+1;result[r]="/" + r=r+1;result[r]=lpegmatch(escaper,path) + end + if queries then + local done=false + for k,v in sortedhash(queries) do + r=r+1;result[r]=done and "&" or "?" + r=r+1;result[r]=lpegmatch(escaper,k) + r=r+1;result[r]="=" + r=r+1;result[r]=lpegmatch(escaper,v) + done=true + end + end + if fragment and fragment~="" then + r=r+1;result[r]="#" + r=r+1;result[r]=lpegmatch(escaper,fragment) + end + return concat(result) +end +local pattern=Cs(slash^-1/""*R("az","AZ")*((S(":|")/":")+P(":"))*slash*P(1)^0) +function url.filename(filename) + local spec=hashed(filename) + local path=spec.path + return (spec.scheme=="file" and path and lpegmatch(pattern,path)) or filename +end +local function escapestring(str) + return lpegmatch(escaper,str) +end +url.escape=escapestring +function url.query(str) + if type(str)=="string" then + return lpegmatch(splitquery,str) or "" + else + return str + end +end +function url.toquery(data) + local td=type(data) + if td=="string" then + return #str and escape(data) or nil + elseif td=="table" then + if next(data) then + local t={} + for k,v in next,data do + t[#t+1]=format("%s=%s",k,escapestring(v)) + end + return concat(t,"&") + end + else + end +end +local pattern=Cs(noslash^0*(1-noslash*P(-1))^0) +function url.barepath(path) + if not path or path=="" then + return "" + else + return lpegmatch(pattern,path) + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-dir"] = package.loaded["l-dir"] or true + +-- original size: 18217, stripped down to: 10792 + +if not modules then modules={} end modules ['l-dir']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,select=type,select +local find,gmatch,match,gsub,sub=string.find,string.gmatch,string.match,string.gsub,string.sub +local concat,insert,remove,unpack=table.concat,table.insert,table.remove,table.unpack +local lpegmatch=lpeg.match +local P,S,R,C,Cc,Cs,Ct,Cv,V=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.Cc,lpeg.Cs,lpeg.Ct,lpeg.Cv,lpeg.V +dir=dir or {} +local dir=dir +local lfs=lfs +local attributes=lfs.attributes +local walkdir=lfs.dir +local isdir=lfs.isdir +local isfile=lfs.isfile +local currentdir=lfs.currentdir +local chdir=lfs.chdir +local mkdir=lfs.mkdir +local onwindows=os.type=="windows" or find(os.getenv("PATH"),";",1,true) +if onwindows then + local tricky=S("/\\")*P(-1) + isdir=function(name) + if lpegmatch(tricky,name) then + return attributes(name,"mode")=="directory" + else + return attributes(name.."/.","mode")=="directory" + end + end + isfile=function(name) + return attributes(name,"mode")=="file" + end + lfs.isdir=isdir + lfs.isfile=isfile +else + isdir=function(name) + return attributes(name,"mode")=="directory" + end + isfile=function(name) + return attributes(name,"mode")=="file" + end + lfs.isdir=isdir + lfs.isfile=isfile +end +function dir.current() + return (gsub(currentdir(),"\\","/")) +end +local function glob_pattern_function(path,patt,recurse,action) + if isdir(path) then + local usedpath + if path=="/" then + usedpath="/." + elseif not find(path,"/$") then + usedpath=path.."/." + path=path.."/" + else + usedpath=path + end + local dirs + local nofdirs=0 + for name,mode,size,time in walkdir(usedpath) do + if name~="." and name~=".." then + local full=path..name + if mode==nil then + mode=attributes(full,'mode') + end + if mode=='file' then + if not patt or find(full,patt) then + action(full,size,time) + end + elseif recurse and mode=="directory" then + if dirs then + nofdirs=nofdirs+1 + dirs[nofdirs]=full + else + nofdirs=1 + dirs={ full } + end + end + end + end + if dirs then + for i=1,nofdirs do + glob_pattern_function(dirs[i],patt,recurse,action) + end + end + end +end +local function glob_pattern_table(path,patt,recurse,result) + if not result then + result={} + end + local usedpath + if path=="/" then + usedpath="/." + elseif not find(path,"/$") then + usedpath=path.."/." + path=path.."/" + else + usedpath=path + end + local dirs + local nofdirs=0 + local noffiles=#result + for name,mode in walkdir(usedpath) do + if name~="." and name~=".." then + local full=path..name + if mode==nil then + mode=attributes(full,'mode') + end + if mode=='file' then + if not patt or find(full,patt) then + noffiles=noffiles+1 + result[noffiles]=full + end + elseif recurse and mode=="directory" then + if dirs then + nofdirs=nofdirs+1 + dirs[nofdirs]=full + else + nofdirs=1 + dirs={ full } + end + end + end + end + if dirs then + for i=1,nofdirs do + glob_pattern_table(dirs[i],patt,recurse,result) + end + end + return result +end +local function globpattern(path,patt,recurse,method) + local kind=type(method) + if patt and sub(patt,1,-3)==path then + patt=false + end + local okay=isdir(path) + if kind=="function" then + return okay and glob_pattern_function(path,patt,recurse,method) or {} + elseif kind=="table" then + return okay and glob_pattern_table(path,patt,recurse,method) or method + else + return okay and glob_pattern_table(path,patt,recurse,{}) or {} + end +end +dir.globpattern=globpattern +local function collectpattern(path,patt,recurse,result) + local ok,scanner + result=result or {} + if path=="/" then + ok,scanner,first=xpcall(function() return walkdir(path..".") end,function() end) + else + ok,scanner,first=xpcall(function() return walkdir(path) end,function() end) + end + if ok and type(scanner)=="function" then + if not find(path,"/$") then + path=path..'/' + end + for name in scanner,first do + if name=="." then + elseif name==".." then + else + local full=path..name + local attr=attributes(full) + local mode=attr.mode + if mode=='file' then + if find(full,patt) then + result[name]=attr + end + elseif recurse and mode=="directory" then + attr.list=collectpattern(full,patt,recurse) + result[name]=attr + end + end + end + end + return result +end +dir.collectpattern=collectpattern +local separator,pattern +if onwindows then + local slash=S("/\\")/"/" + pattern={ + (Cs(P(".")+slash^1)+Cs(R("az","AZ")*P(":")*slash^0)+Cc("./"))*V(2)*V(3), + Cs(((1-S("*?/\\"))^0*slash)^0), + Cs(P(1)^0) + } +else + pattern={ + (C(P(".")+P("/")^1)+Cc("./"))*V(2)*V(3), + C(((1-S("*?/"))^0*P("/"))^0), + C(P(1)^0) + } +end +local filter=Cs (( + P("**")/".*"+P("*")/"[^/]*"+P("?")/"[^/]"+P(".")/"%%."+P("+")/"%%+"+P("-")/"%%-"+P(1) +)^0 ) +local function glob(str,t) + if type(t)=="function" then + if type(str)=="table" then + for s=1,#str do + glob(str[s],t) + end + elseif isfile(str) then + t(str) + else + local root,path,base=lpegmatch(pattern,str) + if root and path and base then + local recurse=find(base,"**",1,true) + local start=root..path + local result=lpegmatch(filter,start..base) + globpattern(start,result,recurse,t) + end + end + else + if type(str)=="table" then + local t=t or {} + for s=1,#str do + glob(str[s],t) + end + return t + elseif isfile(str) then + if t then + t[#t+1]=str + return t + else + return { str } + end + else + local root,path,base=lpegmatch(pattern,str) + if root and path and base then + local recurse=find(base,"**",1,true) + local start=root..path + local result=lpegmatch(filter,start..base) + return globpattern(start,result,recurse,t) + else + return {} + end + end + end +end +dir.glob=glob +local function globfiles(path,recurse,func,files) + if type(func)=="string" then + local s=func + func=function(name) return find(name,s) end + end + files=files or {} + local noffiles=#files + for name,mode in walkdir(path) do + if find(name,"^%.") then + else + if mode==nil then + mode=attributes(name,'mode') + end + if mode=="directory" then + if recurse then + globfiles(path.."/"..name,recurse,func,files) + end + elseif mode=="file" then + if not func or func(name) then + noffiles=noffiles+1 + files[noffiles]=path.."/"..name + end + end + end + end + return files +end +dir.globfiles=globfiles +local function globdirs(path,recurse,func,files) + if type(func)=="string" then + local s=func + func=function(name) return find(name,s) end + end + files=files or {} + local noffiles=#files + for name,mode in walkdir(path) do + if find(name,"^%.") then + else + if mode==nil then + mode=attributes(name,'mode') + end + if mode=="directory" then + if not func or func(name) then + noffiles=noffiles+1 + files[noffiles]=path.."/"..name + if recurse then + globdirs(path.."/"..name,recurse,func,files) + end + end + end + end + end + return files +end +dir.globdirs=globdirs +function dir.ls(pattern) + return concat(glob(pattern),"\n") +end +local make_indeed=true +if onwindows then + function dir.mkdirs(...) + local n=select("#",...) + local str + if n==1 then + str=select(1,...) + if isdir(str) then + return str,true + end + else + str="" + for i=1,n do + local s=select(i,...) + if s=="" then + elseif str=="" then + str=s + else + str=str.."/"..s + end + end + end + local pth="" + local drive=false + local first,middle,last=match(str,"^(//)(//*)(.*)$") + if first then + else + first,last=match(str,"^(//)/*(.-)$") + if first then + middle,last=match(str,"([^/]+)/+(.-)$") + if middle then + pth="//"..middle + else + pth="//"..last + last="" + end + else + first,middle,last=match(str,"^([a-zA-Z]:)(/*)(.-)$") + if first then + pth,drive=first..middle,true + else + middle,last=match(str,"^(/*)(.-)$") + if not middle then + last=str + end + end + end + end + for s in gmatch(last,"[^/]+") do + if pth=="" then + pth=s + elseif drive then + pth,drive=pth..s,false + else + pth=pth.."/"..s + end + if make_indeed and not isdir(pth) then + mkdir(pth) + end + end + return pth,(isdir(pth)==true) + end +else + function dir.mkdirs(...) + local n=select("#",...) + local str,pth + if n==1 then + str=select(1,...) + if isdir(str) then + return str,true + end + else + str="" + for i=1,n do + local s=select(i,...) + if s and s~="" then + if str~="" then + str=str.."/"..s + else + str=s + end + end + end + end + str=gsub(str,"/+","/") + if find(str,"^/") then + pth="/" + for s in gmatch(str,"[^/]+") do + local first=(pth=="/") + if first then + pth=pth..s + else + pth=pth.."/"..s + end + if make_indeed and not first and not isdir(pth) then + mkdir(pth) + end + end + else + pth="." + for s in gmatch(str,"[^/]+") do + pth=pth.."/"..s + if make_indeed and not isdir(pth) then + mkdir(pth) + end + end + end + return pth,(isdir(pth)==true) + end +end +dir.makedirs=dir.mkdirs +do + local chdir=sandbox and sandbox.original(chdir) or chdir + if onwindows then + local xcurrentdir=dir.current + function dir.expandname(str) + local first,nothing,last=match(str,"^(//)(//*)(.*)$") + if first then + first=xcurrentdir().."/" + end + if not first then + first,last=match(str,"^(//)/*(.*)$") + end + if not first then + first,last=match(str,"^([a-zA-Z]:)(.*)$") + if first and not find(last,"^/") then + local d=currentdir() + if chdir(first) then + first=xcurrentdir() + end + chdir(d) + end + end + if not first then + first,last=xcurrentdir(),str + end + last=gsub(last,"//","/") + last=gsub(last,"/%./","/") + last=gsub(last,"^/*","") + first=gsub(first,"/*$","") + if last=="" or last=="." then + return first + else + return first.."/"..last + end + end + else + function dir.expandname(str) + if not find(str,"^/") then + str=currentdir().."/"..str + end + str=gsub(str,"//","/") + str=gsub(str,"/%./","/") + str=gsub(str,"(.)/%.$","%1") + return str + end + end +end +file.expandname=dir.expandname +local stack={} +function dir.push(newdir) + local curdir=currentdir() + insert(stack,curdir) + if newdir and newdir~="" and chdir(newdir) then + return newdir + else + return curdir + end +end +function dir.pop() + local d=remove(stack) + if d then + chdir(d) + end + return d +end +local function found(...) + for i=1,select("#",...) do + local path=select(i,...) + local kind=type(path) + if kind=="string" then + if isdir(path) then + return path + end + elseif kind=="table" then + local path=found(unpack(path)) + if path then + return path + end + end + end +end +dir.found=found + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-boolean"] = package.loaded["l-boolean"] or true + +-- original size: 1850, stripped down to: 1498 + +if not modules then modules={} end modules ['l-boolean']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,tonumber=type,tonumber +boolean=boolean or {} +local boolean=boolean +function boolean.tonumber(b) + if b then return 1 else return 0 end +end +function toboolean(str,tolerant) + if str==nil then + return false + elseif str==false then + return false + elseif str==true then + return true + elseif str=="true" then + return true + elseif str=="false" then + return false + elseif not tolerant then + return false + elseif str==0 then + return false + elseif (tonumber(str) or 0)>0 then + return true + else + return str=="yes" or str=="on" or str=="t" + end +end +string.toboolean=toboolean +function string.booleanstring(str) + if str=="0" then + return false + elseif str=="1" then + return true + elseif str=="" then + return false + elseif str=="false" then + return false + elseif str=="true" then + return true + elseif (tonumber(str) or 0)>0 then + return true + else + return str=="yes" or str=="on" or str=="t" + end +end +function string.is_boolean(str,default,strict) + if type(str)=="string" then + if str=="true" or str=="yes" or str=="on" or str=="t" or (not strict and str=="1") then + return true + elseif str=="false" or str=="no" or str=="off" or str=="f" or (not strict and str=="0") then + return false + end + end + return default +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-unicode"] = package.loaded["l-unicode"] or true + +-- original size: 41303, stripped down to: 17277 + +if not modules then modules={} end modules ['l-unicode']={ + version=1.001, + optimize=true, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +utf=utf or {} +unicode=nil +if not string.utfcharacters then + local gmatch=string.gmatch + function string.characters(str) + return gmatch(str,".[\128-\191]*") + end +end +utf.characters=string.utfcharacters +local type=type +local char,byte,format,sub,gmatch=string.char,string.byte,string.format,string.sub,string.gmatch +local concat=table.concat +local P,C,R,Cs,Ct,Cmt,Cc,Carg,Cp=lpeg.P,lpeg.C,lpeg.R,lpeg.Cs,lpeg.Ct,lpeg.Cmt,lpeg.Cc,lpeg.Carg,lpeg.Cp +local lpegmatch=lpeg.match +local patterns=lpeg.patterns +local tabletopattern=lpeg.utfchartabletopattern +local bytepairs=string.bytepairs +local finder=lpeg.finder +local replacer=lpeg.replacer +local p_utftype=patterns.utftype +local p_utfstricttype=patterns.utfstricttype +local p_utfoffset=patterns.utfoffset +local p_utf8character=patterns.utf8character +local p_utf8char=patterns.utf8char +local p_utf8byte=patterns.utf8byte +local p_utfbom=patterns.utfbom +local p_newline=patterns.newline +local p_whitespace=patterns.whitespace +if not utf.char then + utf.char=string.utfcharacter or (utf8 and utf8.char) + if not utf.char then + local char=string.char + if bit32 then + local rshift=bit32.rshift + function utf.char(n) + if n<0x80 then + return char(n) + elseif n<0x800 then + return char( + 0xC0+rshift(n,6), + 0x80+(n%0x40) + ) + elseif n<0x10000 then + return char( + 0xE0+rshift(n,12), + 0x80+(rshift(n,6)%0x40), + 0x80+(n%0x40) + ) + elseif n<0x200000 then + return char( + 0xF0+rshift(n,18), + 0x80+(rshift(n,12)%0x40), + 0x80+(rshift(n,6)%0x40), + 0x80+(n%0x40) + ) + else + return "" + end + end + else + local floor=math.floor + function utf.char(n) + if n<0x80 then + return char(n) + elseif n<0x800 then + return char( + 0xC0+floor(n/0x40), + 0x80+(n%0x40) + ) + elseif n<0x10000 then + return char( + 0xE0+floor(n/0x1000), + 0x80+(floor(n/0x40)%0x40), + 0x80+(n%0x40) + ) + elseif n<0x200000 then + return char( + 0xF0+floor(n/0x40000), + 0x80+(floor(n/0x1000)%0x40), + 0x80+(floor(n/0x40)%0x40), + 0x80+(n%0x40) + ) + else + return "" + end + end + end + end +end +if not utf.byte then + utf.byte=string.utfvalue or (utf8 and utf8.codepoint) + if not utf.byte then + function utf.byte(c) + return lpegmatch(p_utf8byte,c) + end + end +end +local utfchar,utfbyte=utf.char,utf.byte +function utf.filetype(data) + return data and lpegmatch(p_utftype,data) or "unknown" +end +local toentities=Cs ( + ( + patterns.utf8one+( + patterns.utf8two+patterns.utf8three+patterns.utf8four + )/function(s) local b=utfbyte(s) if b<127 then return s else return format("&#%X;",b) end end + )^0 +) +patterns.toentities=toentities +function utf.toentities(str) + return lpegmatch(toentities,str) +end +local one=P(1) +local two=C(1)*C(1) +local four=C(R(utfchar(0xD8),utfchar(0xFF)))*C(1)*C(1)*C(1) +local pattern=P("\254\255")*Cs(( + four/function(a,b,c,d) + local ab=0xFF*byte(a)+byte(b) + local cd=0xFF*byte(c)+byte(d) + return utfchar((ab-0xD800)*0x400+(cd-0xDC00)+0x10000) + end+two/function(a,b) + return utfchar(byte(a)*256+byte(b)) + end+one + )^1 )+P("\255\254")*Cs(( + four/function(b,a,d,c) + local ab=0xFF*byte(a)+byte(b) + local cd=0xFF*byte(c)+byte(d) + return utfchar((ab-0xD800)*0x400+(cd-0xDC00)+0x10000) + end+two/function(b,a) + return utfchar(byte(a)*256+byte(b)) + end+one + )^1 ) +function string.toutf(s) + return lpegmatch(pattern,s) or s +end +local validatedutf=Cs ( + ( + patterns.utf8one+patterns.utf8two+patterns.utf8three+patterns.utf8four+P(1)/"�" + )^0 +) +patterns.validatedutf=validatedutf +function utf.is_valid(str) + return type(str)=="string" and lpegmatch(validatedutf,str) or false +end +if not utf.len then + utf.len=string.utflength or (utf8 and utf8.len) + if not utf.len then + local n,f=0,1 + local utfcharcounter=patterns.utfbom^-1*Cmt ( + Cc(1)*patterns.utf8one^1+Cc(2)*patterns.utf8two^1+Cc(3)*patterns.utf8three^1+Cc(4)*patterns.utf8four^1, + function(_,t,d) + n=n+(t-f)/d + f=t + return true + end + )^0 + function utf.len(str) + n,f=0,1 + lpegmatch(utfcharcounter,str or "") + return n + end + end +end +utf.length=utf.len +if not utf.sub then + local utflength=utf.length + local b,e,n,first,last=0,0,0,0,0 + local function slide_zero(s,p) + n=n+1 + if n>=last then + e=p-1 + else + return p + end + end + local function slide_one(s,p) + n=n+1 + if n==first then + b=p + end + if n>=last then + e=p-1 + else + return p + end + end + local function slide_two(s,p) + n=n+1 + if n==first then + b=p + else + return true + end + end + local pattern_zero=Cmt(p_utf8character,slide_zero)^0 + local pattern_one=Cmt(p_utf8character,slide_one )^0 + local pattern_two=Cmt(p_utf8character,slide_two )^0 + local pattern_first=C(p_utf8character) + function utf.sub(str,start,stop) + if not start then + return str + end + if start==0 then + start=1 + end + if not stop then + if start<0 then + local l=utflength(str) + start=l+start + else + start=start-1 + end + b,n,first=0,0,start + lpegmatch(pattern_two,str) + if n>=first then + return sub(str,b) + else + return "" + end + end + if start<0 or stop<0 then + local l=utf.length(str) + if start<0 then + start=l+start + if start<=0 then + start=1 + else + start=start+1 + end + end + if stop<0 then + stop=l+stop + if stop==0 then + stop=1 + else + stop=stop+1 + end + end + end + if start==1 and stop==1 then + return lpegmatch(pattern_first,str) or "" + elseif start>stop then + return "" + elseif start>1 then + b,e,n,first,last=0,0,0,start-1,stop + lpegmatch(pattern_one,str) + if n>=first and e==0 then + e=#str + end + return sub(str,b,e) + else + b,e,n,last=1,0,0,stop + lpegmatch(pattern_zero,str) + if e==0 then + e=#str + end + return sub(str,b,e) + end + end +end +function utf.remapper(mapping,option,action) + local variant=type(mapping) + if variant=="table" then + action=action or mapping + if option=="dynamic" then + local pattern=false + table.setmetatablenewindex(mapping,function(t,k,v) rawset(t,k,v) pattern=false end) + return function(str) + if not str or str=="" then + return "" + else + if not pattern then + pattern=Cs((tabletopattern(mapping)/action+p_utf8character)^0) + end + return lpegmatch(pattern,str) + end + end + elseif option=="pattern" then + return Cs((tabletopattern(mapping)/action+p_utf8character)^0) + else + local pattern=Cs((tabletopattern(mapping)/action+p_utf8character)^0) + return function(str) + if not str or str=="" then + return "" + else + return lpegmatch(pattern,str) + end + end,pattern + end + elseif variant=="function" then + if option=="pattern" then + return Cs((p_utf8character/mapping+p_utf8character)^0) + else + local pattern=Cs((p_utf8character/mapping+p_utf8character)^0) + return function(str) + if not str or str=="" then + return "" + else + return lpegmatch(pattern,str) + end + end,pattern + end + else + return function(str) + return str or "" + end + end +end +function utf.replacer(t) + local r=replacer(t,false,false,true) + return function(str) + return lpegmatch(r,str) + end +end +function utf.subtituter(t) + local f=finder (t) + local r=replacer(t,false,false,true) + return function(str) + local i=lpegmatch(f,str) + if not i then + return str + elseif i>#str then + return str + else + return lpegmatch(r,str) + end + end +end +local utflinesplitter=p_utfbom^-1*lpeg.tsplitat(p_newline) +local utfcharsplitter_ows=p_utfbom^-1*Ct(C(p_utf8character)^0) +local utfcharsplitter_iws=p_utfbom^-1*Ct((p_whitespace^1+C(p_utf8character))^0) +local utfcharsplitter_raw=Ct(C(p_utf8character)^0) +patterns.utflinesplitter=utflinesplitter +function utf.splitlines(str) + return lpegmatch(utflinesplitter,str or "") +end +function utf.split(str,ignorewhitespace) + if ignorewhitespace then + return lpegmatch(utfcharsplitter_iws,str or "") + else + return lpegmatch(utfcharsplitter_ows,str or "") + end +end +function utf.totable(str) + return lpegmatch(utfcharsplitter_raw,str) +end +function utf.magic(f) + local str=f:read(4) or "" + local off=lpegmatch(p_utfoffset,str) + if off<4 then + f:seek('set',off) + end + return lpegmatch(p_utftype,str) +end +local utf16_to_utf8_be,utf16_to_utf8_le +local utf32_to_utf8_be,utf32_to_utf8_le +local utf_16_be_getbom=patterns.utfbom_16_be^-1 +local utf_16_le_getbom=patterns.utfbom_16_le^-1 +local utf_32_be_getbom=patterns.utfbom_32_be^-1 +local utf_32_le_getbom=patterns.utfbom_32_le^-1 +local utf_16_be_linesplitter=utf_16_be_getbom*lpeg.tsplitat(patterns.utf_16_be_nl) +local utf_16_le_linesplitter=utf_16_le_getbom*lpeg.tsplitat(patterns.utf_16_le_nl) +local utf_32_be_linesplitter=utf_32_be_getbom*lpeg.tsplitat(patterns.utf_32_be_nl) +local utf_32_le_linesplitter=utf_32_le_getbom*lpeg.tsplitat(patterns.utf_32_le_nl) +local more=0 +local p_utf16_to_utf8_be=C(1)*C(1)/function(left,right) + local now=256*byte(left)+byte(right) + if more>0 then + now=(more-0xD800)*0x400+(now-0xDC00)+0x10000 + more=0 + return utfchar(now) + elseif now>=0xD800 and now<=0xDBFF then + more=now + return "" + else + return utfchar(now) + end +end +local p_utf16_to_utf8_le=C(1)*C(1)/function(right,left) + local now=256*byte(left)+byte(right) + if more>0 then + now=(more-0xD800)*0x400+(now-0xDC00)+0x10000 + more=0 + return utfchar(now) + elseif now>=0xD800 and now<=0xDBFF then + more=now + return "" + else + return utfchar(now) + end +end +local p_utf32_to_utf8_be=C(1)*C(1)*C(1)*C(1)/function(a,b,c,d) + return utfchar(256*256*256*byte(a)+256*256*byte(b)+256*byte(c)+byte(d)) +end +local p_utf32_to_utf8_le=C(1)*C(1)*C(1)*C(1)/function(a,b,c,d) + return utfchar(256*256*256*byte(d)+256*256*byte(c)+256*byte(b)+byte(a)) +end +p_utf16_to_utf8_be=P(true)/function() more=0 end*utf_16_be_getbom*Cs(p_utf16_to_utf8_be^0) +p_utf16_to_utf8_le=P(true)/function() more=0 end*utf_16_le_getbom*Cs(p_utf16_to_utf8_le^0) +p_utf32_to_utf8_be=P(true)/function() more=0 end*utf_32_be_getbom*Cs(p_utf32_to_utf8_be^0) +p_utf32_to_utf8_le=P(true)/function() more=0 end*utf_32_le_getbom*Cs(p_utf32_to_utf8_le^0) +patterns.utf16_to_utf8_be=p_utf16_to_utf8_be +patterns.utf16_to_utf8_le=p_utf16_to_utf8_le +patterns.utf32_to_utf8_be=p_utf32_to_utf8_be +patterns.utf32_to_utf8_le=p_utf32_to_utf8_le +utf16_to_utf8_be=function(s) + if s and s~="" then + return lpegmatch(p_utf16_to_utf8_be,s) + else + return s + end +end +local utf16_to_utf8_be_t=function(t) + if not t then + return nil + elseif type(t)=="string" then + t=lpegmatch(utf_16_be_linesplitter,t) + end + for i=1,#t do + local s=t[i] + if s~="" then + t[i]=lpegmatch(p_utf16_to_utf8_be,s) + end + end + return t +end +utf16_to_utf8_le=function(s) + if s and s~="" then + return lpegmatch(p_utf16_to_utf8_le,s) + else + return s + end +end +local utf16_to_utf8_le_t=function(t) + if not t then + return nil + elseif type(t)=="string" then + t=lpegmatch(utf_16_le_linesplitter,t) + end + for i=1,#t do + local s=t[i] + if s~="" then + t[i]=lpegmatch(p_utf16_to_utf8_le,s) + end + end + return t +end +utf32_to_utf8_be=function(s) + if s and s~="" then + return lpegmatch(p_utf32_to_utf8_be,s) + else + return s + end +end +local utf32_to_utf8_be_t=function(t) + if not t then + return nil + elseif type(t)=="string" then + t=lpegmatch(utf_32_be_linesplitter,t) + end + for i=1,#t do + local s=t[i] + if s~="" then + t[i]=lpegmatch(p_utf32_to_utf8_be,s) + end + end + return t +end +utf32_to_utf8_le=function(s) + if s and s~="" then + return lpegmatch(p_utf32_to_utf8_le,s) + else + return s + end +end +local utf32_to_utf8_le_t=function(t) + if not t then + return nil + elseif type(t)=="string" then + t=lpegmatch(utf_32_le_linesplitter,t) + end + for i=1,#t do + local s=t[i] + if s~="" then + t[i]=lpegmatch(p_utf32_to_utf8_le,s) + end + end + return t +end +utf.utf16_to_utf8_le_t=utf16_to_utf8_le_t +utf.utf16_to_utf8_be_t=utf16_to_utf8_be_t +utf.utf32_to_utf8_le_t=utf32_to_utf8_le_t +utf.utf32_to_utf8_be_t=utf32_to_utf8_be_t +utf.utf16_to_utf8_le=utf16_to_utf8_le +utf.utf16_to_utf8_be=utf16_to_utf8_be +utf.utf32_to_utf8_le=utf32_to_utf8_le +utf.utf32_to_utf8_be=utf32_to_utf8_be +function utf.utf8_to_utf8_t(t) + return type(t)=="string" and lpegmatch(utflinesplitter,t) or t +end +function utf.utf16_to_utf8_t(t,endian) + return endian and utf16_to_utf8_be_t(t) or utf16_to_utf8_le_t(t) or t +end +function utf.utf32_to_utf8_t(t,endian) + return endian and utf32_to_utf8_be_t(t) or utf32_to_utf8_le_t(t) or t +end +if bit32 then + local rshift=bit32.rshift + local function little(b) + if b<0x10000 then + return char(b%256,rshift(b,8)) + else + b=b-0x10000 + local b1=rshift(b,10)+0xD800 + local b2=b%1024+0xDC00 + return char(b1%256,rshift(b1,8),b2%256,rshift(b2,8)) + end + end + local function big(b) + if b<0x10000 then + return char(rshift(b,8),b%256) + else + b=b-0x10000 + local b1=rshift(b,10)+0xD800 + local b2=b%1024+0xDC00 + return char(rshift(b1,8),b1%256,rshift(b2,8),b2%256) + end + end + local l_remap=Cs((p_utf8byte/little+P(1)/"")^0) + local b_remap=Cs((p_utf8byte/big+P(1)/"")^0) + local function utf8_to_utf16_be(str,nobom) + if nobom then + return lpegmatch(b_remap,str) + else + return char(254,255)..lpegmatch(b_remap,str) + end + end + local function utf8_to_utf16_le(str,nobom) + if nobom then + return lpegmatch(l_remap,str) + else + return char(255,254)..lpegmatch(l_remap,str) + end + end + utf.utf8_to_utf16_be=utf8_to_utf16_be + utf.utf8_to_utf16_le=utf8_to_utf16_le + function utf.utf8_to_utf16(str,littleendian,nobom) + if littleendian then + return utf8_to_utf16_le(str,nobom) + else + return utf8_to_utf16_be(str,nobom) + end + end +end +local pattern=Cs ( + (p_utf8byte/function(unicode ) return format("0x%04X",unicode) end)*(p_utf8byte*Carg(1)/function(unicode,separator) return format("%s0x%04X",separator,unicode) end)^0 +) +function utf.tocodes(str,separator) + return lpegmatch(pattern,str,1,separator or " ") +end +function utf.ustring(s) + return format("U+%05X",type(s)=="number" and s or utfbyte(s)) +end +function utf.xstring(s) + return format("0x%05X",type(s)=="number" and s or utfbyte(s)) +end +function utf.toeight(str) + if not str or str=="" then + return nil + end + local utftype=lpegmatch(p_utfstricttype,str) + if utftype=="utf-8" then + return sub(str,4) + elseif utftype=="utf-16-be" then + return utf16_to_utf8_be(str) + elseif utftype=="utf-16-le" then + return utf16_to_utf8_le(str) + else + return str + end +end +do + local p_nany=p_utf8character/"" + local cache={} + function utf.count(str,what) + if type(what)=="string" then + local p=cache[what] + if not p then + p=Cs((P(what)/" "+p_nany)^0) + cache[p]=p + end + return #lpegmatch(p,str) + else + return #lpegmatch(Cs((P(what)/" "+p_nany)^0),str) + end + end +end +if not string.utfvalues then + local find=string.find + local dummy=function() + end + function string.utfvalues(str) + local n=#str + if n==0 then + return dummy + elseif n==1 then + return function() return utfbyte(str) end + else + local p=1 + return function() + local b,e=find(str,".[\128-\191]*",p) + if b then + p=e+1 + return utfbyte(sub(str,b,e)) + end + end + end + end +end +utf.values=string.utfvalues +function utf.chrlen(u) + return + (u<0x80 and 1) or + (u<0xE0 and 2) or + (u<0xF0 and 3) or + (u<0xF8 and 4) or + (u<0xFC and 5) or + (u<0xFE and 6) or 0 +end +if bit32 then + local extract=bit32.extract + local char=string.char + function utf.toutf32string(n) + if n<=0xFF then + return + char(n).."\000\000\000" + elseif n<=0xFFFF then + return + char(extract(n,0,8))..char(extract(n,8,8)).."\000\000" + elseif n<=0xFFFFFF then + return + char(extract(n,0,8))..char(extract(n,8,8))..char(extract(n,16,8)).."\000" + else + return + char(extract(n,0,8))..char(extract(n,8,8))..char(extract(n,16,8))..char(extract(n,24,8)) + end + end +end +local len=utf.len +local rep=rep +function string.utfpadd(s,n) + if n and n~=0 then + local l=len(s) + if n>0 then + local d=n-l + if d>0 then + return rep(c or " ",d)..s + end + else + local d=- n-l + if d>0 then + return s..rep(c or " ",d) + end + end + end + return s +end +do + local utfcharacters=utf.characters or string.utfcharacters + local utfchar=utf.char or string.utfcharacter + lpeg.UP=P + if utfcharacters then + function lpeg.US(str) + local p=P(false) + for uc in utfcharacters(str) do + p=p+P(uc) + end + return p + end + else + function lpeg.US(str) + local p=P(false) + local f=function(uc) + p=p+P(uc) + end + lpegmatch((p_utf8char/f)^0,str) + return p + end + end + local range=p_utf8byte*p_utf8byte+Cc(false) + function lpeg.UR(str,more) + local first,last + if type(str)=="number" then + first=str + last=more or first + else + first,last=lpegmatch(range,str) + if not last then + return P(str) + end + end + if first==last then + return P(str) + end + if not utfchar then + utfchar=utf.char + end + if utfchar and (last-first<8) then + local p=P(false) + for i=first,last do + p=p+P(utfchar(i)) + end + return p + else + local f=function(b) + return b>=first and b<=last + end + return p_utf8byte/f + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["l-math"] = package.loaded["l-math"] or true + +-- original size: 2679, stripped down to: 1909 + +if not modules then modules={} end modules ['l-math']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +if not math.ceiling then + math.ceiling=math.ceil +end +if not math.round then + if xmath then + math.round=xmath.round + else + local floor=math.floor + function math.round(x) + return x<0 and -floor(-x+0.5) or floor(x+0.5) + end + end +end +if not math.div then + local floor=math.floor + function math.div(n,m) return floor(n/m) end +end +if not math.mod then + function math.mod(n,m) return n%m end +end +if not math.sind then + local sin,cos,tan=math.sin,math.cos,math.tan + local pipi=2*math.pi/360 + function math.sind(d) return sin(d*pipi) end + function math.cosd(d) return cos(d*pipi) end + function math.tand(d) return tan(d*pipi) end +end +if not math.odd then + function math.odd (n) return n%2~=0 end + function math.even(n) return n%2==0 end +end +if not math.cosh then + local exp=math.exp + function math.cosh(x) + local xx=exp(x) + return (xx+1/xx)/2 + end + function math.sinh(x) + local xx=exp(x) + return (xx-1/xx)/2 + end + function math.tanh(x) + local xx=exp(x) + return (xx-1/xx)/(xx+1/xx) + end +end +if not math.pow then + function math.pow(x,y) + return x^y + end +end +if not math.atan2 then + math.atan2=math.atan +end +if not math.ldexp then + function math.ldexp(x,e) + return x*2.0^e + end +end +if not math.log10 then + local log=math.log + function math.log10(x) + return log(x,10) + end +end +if not math.type then + function math.type() + return "float" + end +end +if not math.tointeger then + math.mininteger=-0x4FFFFFFFFFFF + math.maxinteger=0x4FFFFFFFFFFF + local floor=math.floor + function math.tointeger(n) + local f=floor(n) + return f==n and f or nil + end +end +if not math.ult then + local floor=math.floor + function math.ult(m,n) + return floor(m)<floor(n) + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-str"] = package.loaded["util-str"] or true + +-- original size: 46322, stripped down to: 24128 + +if not modules then modules={} end modules ['util-str']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +utilities=utilities or {} +utilities.strings=utilities.strings or {} +local strings=utilities.strings +local format,gsub,rep,sub,find,char=string.format,string.gsub,string.rep,string.sub,string.find,string.char +local load,dump=load,string.dump +local tonumber,type,tostring,next,setmetatable=tonumber,type,tostring,next,setmetatable +local unpack,concat=table.unpack,table.concat +local P,V,C,S,R,Ct,Cs,Cp,Carg,Cc=lpeg.P,lpeg.V,lpeg.C,lpeg.S,lpeg.R,lpeg.Ct,lpeg.Cs,lpeg.Cp,lpeg.Carg,lpeg.Cc +local patterns,lpegmatch=lpeg.patterns,lpeg.match +local tsplitat=lpeg.tsplitat +local utfchar,utfbyte,utflen=utf.char,utf.byte,utf.len +local loadstripped=function(str,shortcuts) + if shortcuts then + return load(dump(load(str),true),nil,nil,shortcuts) + else + return load(dump(load(str),true)) + end +end +if not number then number={} end +local stripzero=patterns.stripzero +local stripzeros=patterns.stripzeros +local newline=patterns.newline +local endofstring=patterns.endofstring +local anything=patterns.anything +local whitespace=patterns.whitespace +local space=patterns.space +local spacer=patterns.spacer +local spaceortab=patterns.spaceortab +local digit=patterns.digit +local sign=patterns.sign +local period=patterns.period +local ptf=1/65536 +local bpf=(7200/7227)/65536 +local function points(n) + if n==0 then + return "0pt" + end + n=tonumber(n) + if not n or n==0 then + return "0pt" + end + n=n*ptf + if n%1==0 then + return format("%ipt",n) + else + return lpegmatch(stripzeros,format("%.5fpt",n)) + end +end +local function nupoints(n) + if n==0 then + return "0" + end + n=tonumber(n) + if not n or n==0 then + return "0" + end + n=n*ptf + if n%1==0 then + return format("%i",n) + else + return format("%.5f",n) + end +end +local function basepoints(n) + if n==0 then + return "0bp" + end + n=tonumber(n) + if not n or n==0 then + return "0bp" + end + n=n*bpf + if n%1==0 then + return format("%ibp",n) + else + return lpegmatch(stripzeros,format("%.5fbp",n)) + end +end +local function nubasepoints(n) + if n==0 then + return "0" + end + n=tonumber(n) + if not n or n==0 then + return "0" + end + n=n*bpf + if n%1==0 then + return format("%i",n) + else + return format("%.5f",n) + end +end +number.points=points +number.nupoints=nupoints +number.basepoints=basepoints +number.nubasepoints=nubasepoints +local rubish=spaceortab^0*newline +local anyrubish=spaceortab+newline +local stripped=(spaceortab^1/"")*newline +local leading=rubish^0/"" +local trailing=(anyrubish^1*endofstring)/"" +local redundant=rubish^3/"\n" +local pattern=Cs(leading*(trailing+redundant+stripped+anything)^0) +function strings.collapsecrlf(str) + return lpegmatch(pattern,str) +end +local repeaters={} +function strings.newrepeater(str,offset) + offset=offset or 0 + local s=repeaters[str] + if not s then + s={} + repeaters[str]=s + end + local t=s[offset] + if t then + return t + end + t={} + setmetatable(t,{ __index=function(t,k) + if not k then + return "" + end + local n=k+offset + local s=n>0 and rep(str,n) or "" + t[k]=s + return s + end }) + s[offset]=t + return t +end +local extra,tab,start=0,0,4,0 +local nspaces=strings.newrepeater(" ") +string.nspaces=nspaces +local pattern=Carg(1)/function(t) + extra,tab,start=0,t or 7,1 + end*Cs(( + Cp()*patterns.tab/function(position) + local current=(position-start+1)+extra + local spaces=tab-(current-1)%tab + if spaces>0 then + extra=extra+spaces-1 + return nspaces[spaces] + else + return "" + end + end+newline*Cp()/function(position) + extra,start=0,position + end+anything + )^1) +function strings.tabtospace(str,tab) + return lpegmatch(pattern,str,1,tab or 7) +end +function string.utfpadding(s,n) + if not n or n==0 then + return "" + end + local l=utflen(s) + if n>0 then + return nspaces[n-l] + else + return nspaces[-n-l] + end +end +local optionalspace=spacer^0 +local nospace=optionalspace/"" +local endofline=nospace*newline +local stripend=(whitespace^1*endofstring)/"" +local normalline=(nospace*((1-optionalspace*(newline+endofstring))^1)*nospace) +local stripempty=endofline^1/"" +local normalempty=endofline^1 +local singleempty=endofline*(endofline^0/"") +local doubleempty=endofline*endofline^-1*(endofline^0/"") +local stripstart=stripempty^0 +local intospace=whitespace^1/" " +local noleading=whitespace^1/"" +local notrailing=noleading*endofstring +local p_prune_normal=Cs (stripstart*(stripend+normalline+normalempty )^0 ) +local p_prune_collapse=Cs (stripstart*(stripend+normalline+doubleempty )^0 ) +local p_prune_noempty=Cs (stripstart*(stripend+normalline+singleempty )^0 ) +local p_prune_intospace=Cs (noleading*(notrailing+intospace+1 )^0 ) +local p_retain_normal=Cs ((normalline+normalempty )^0 ) +local p_retain_collapse=Cs ((normalline+doubleempty )^0 ) +local p_retain_noempty=Cs ((normalline+singleempty )^0 ) +local striplinepatterns={ + ["prune"]=p_prune_normal, + ["prune and collapse"]=p_prune_collapse, + ["prune and no empty"]=p_prune_noempty, + ["prune and to space"]=p_prune_intospace, + ["retain"]=p_retain_normal, + ["retain and collapse"]=p_retain_collapse, + ["retain and no empty"]=p_retain_noempty, + ["collapse"]=patterns.collapser, +} +setmetatable(striplinepatterns,{ __index=function(t,k) return p_prune_collapse end }) +strings.striplinepatterns=striplinepatterns +function strings.striplines(str,how) + return str and lpegmatch(striplinepatterns[how],str) or str +end +function strings.collapse(str) + return str and lpegmatch(p_prune_intospace,str) or str +end +strings.striplong=strings.striplines +function strings.nice(str) + str=gsub(str,"[:%-+_]+"," ") + return str +end +local n=0 +local sequenced=table.sequenced +function string.autodouble(s,sep) + if s==nil then + return '""' + end + local t=type(s) + if t=="number" then + return tostring(s) + end + if t=="table" then + return ('"'..sequenced(s,sep or ",")..'"') + end + return ('"'..tostring(s)..'"') +end +function string.autosingle(s,sep) + if s==nil then + return "''" + end + local t=type(s) + if t=="number" then + return tostring(s) + end + if t=="table" then + return ("'"..sequenced(s,sep or ",").."'") + end + return ("'"..tostring(s).."'") +end +local tracedchars={ [0]= + "[null]","[soh]","[stx]","[etx]","[eot]","[enq]","[ack]","[bel]", + "[bs]","[ht]","[lf]","[vt]","[ff]","[cr]","[so]","[si]", + "[dle]","[dc1]","[dc2]","[dc3]","[dc4]","[nak]","[syn]","[etb]", + "[can]","[em]","[sub]","[esc]","[fs]","[gs]","[rs]","[us]", + "[space]", +} +string.tracedchars=tracedchars +strings.tracers=tracedchars +function string.tracedchar(b) + if type(b)=="number" then + return tracedchars[b] or (utfchar(b).." (U+"..format("%05X",b)..")") + else + local c=utfbyte(b) + return tracedchars[c] or (b.." (U+"..(c and format("%05X",c) or "?????")..")") + end +end +function number.signed(i) + if i>0 then + return "+",i + else + return "-",-i + end +end +local two=digit*digit +local three=two*digit +local prefix=(Carg(1)*three)^1 +local splitter=Cs ( + (((1-(three^1*period))^1+C(three))*prefix+C((1-period)^1))*(anything/""*Carg(2))*C(2) +) +local splitter3=Cs ( + three*prefix*endofstring+two*prefix*endofstring+digit*prefix*endofstring+three+two+digit +) +patterns.formattednumber=splitter +function number.formatted(n,sep1,sep2) + if sep1==false then + if type(n)=="number" then + n=tostring(n) + end + return lpegmatch(splitter3,n,1,sep2 or ".") + else + if type(n)=="number" then + n=format("%0.2f",n) + end + if sep1==true then + return lpegmatch(splitter,n,1,".",",") + elseif sep1=="." then + return lpegmatch(splitter,n,1,sep1,sep2 or ",") + elseif sep1=="," then + return lpegmatch(splitter,n,1,sep1,sep2 or ".") + else + return lpegmatch(splitter,n,1,sep1 or ",",sep2 or ".") + end + end +end +local p=Cs( + P("-")^0*(P("0")^1/"")^0*(1-period)^0*(period*P("0")^1*endofstring/""+period^0)*P(1-P("0")^1*endofstring)^0 + ) +function number.compactfloat(n,fmt) + if n==0 then + return "0" + elseif n==1 then + return "1" + end + n=lpegmatch(p,format(fmt or "%0.3f",n)) + if n=="." or n=="" or n=="-" then + return "0" + end + return n +end +local zero=P("0")^1/"" +local plus=P("+")/"" +local minus=P("-") +local separator=period +local trailing=zero^1*#S("eE") +local exponent=(S("eE")*(plus+Cs((minus*zero^0*endofstring)/"")+minus)*zero^0*(endofstring*Cc("0")+anything^1)) +local pattern_a=Cs(minus^0*digit^1*(separator/""*trailing+separator*(trailing+digit)^0)*exponent) +local pattern_b=Cs((exponent+anything)^0) +function number.sparseexponent(f,n) + if not n then + n=f + f="%e" + end + local tn=type(n) + if tn=="string" then + local m=tonumber(n) + if m then + return lpegmatch((f=="%e" or f=="%E") and pattern_a or pattern_b,format(f,m)) + end + elseif tn=="number" then + return lpegmatch((f=="%e" or f=="%E") and pattern_a or pattern_b,format(f,n)) + end + return tostring(n) +end +local hf={} +local hs={} +setmetatable(hf,{ __index=function(t,k) + local v="%."..k.."f" + t[k]=v + return v +end } ) +setmetatable(hs,{ __index=function(t,k) + local v="%"..k.."s" + t[k]=v + return v +end } ) +function number.formattedfloat(n,b,a) + local s=format(hf[a],n) + local l=(b or 0)+(a or 0)+1 + if #s<l then + return format(hs[l],s) + else + return s + end +end +local template=[[ +%s +%s +return function(%s) return %s end +]] +local pattern=Cs(Cc('"')*( + (1-S('"\\\n\r'))^1+P('"')/'\\"'+P('\\')/'\\\\'+P('\n')/'\\n'+P('\r')/'\\r' +)^0*Cc('"')) +patterns.escapedquotes=pattern +function string.escapedquotes(s) + return lpegmatch(pattern,s) +end +local pattern=(1-P("\\"))^1;pattern=Cs ( + pattern*((P("\\")/""*(digit^-3/function(s) return char(tonumber(s)) end))+pattern )^1 +) +patterns.unescapedquotes=pattern +function string.unescapedquotes(s) + return lpegmatch(pattern,s) or s +end +string.texnewlines=lpeg.replacer(patterns.newline,"\r",true) +local preamble="" +local environment={ + global=global or _G, + lpeg=lpeg, + type=type, + tostring=tostring, + tonumber=tonumber, + format=string.format, + concat=table.concat, + signed=number.signed, + points=number.points, + nupoints=number.nupoints, + basepoints=number.basepoints, + nubasepoints=number.nubasepoints, + utfchar=utf.char, + utfbyte=utf.byte, + lpegmatch=lpeg.match, + nspaces=string.nspaces, + utfpadding=string.utfpadding, + tracedchar=string.tracedchar, + autosingle=string.autosingle, + autodouble=string.autodouble, + sequenced=table.sequenced, + formattednumber=number.formatted, + sparseexponent=number.sparseexponent, + formattedfloat=number.formattedfloat, + stripzero=patterns.stripzero, + stripzeros=patterns.stripzeros, + escapedquotes=string.escapedquotes, + FORMAT=string.f6, +} +local arguments={ "a1" } +setmetatable(arguments,{ __index=function(t,k) + local v=t[k-1]..",a"..k + t[k]=v + return v + end +}) +local prefix_any=C((sign+space+period+digit)^0) +local prefix_sub=(C((sign+digit)^0)+Cc(0))*period*(C((sign+digit)^0)+Cc(0)) +local prefix_tab=P("{")*C((1-P("}"))^0)*P("}")+C((1-R("az","AZ","09","%%"))^0) +local format_s=function(f) + n=n+1 + if f and f~="" then + return format("format('%%%ss',a%s)",f,n) + else + return format("(a%s or '')",n) + end +end +local format_S=function(f) + n=n+1 + if f and f~="" then + return format("format('%%%ss',tostring(a%s))",f,n) + else + return format("tostring(a%s)",n) + end +end +local format_right=function(f) + n=n+1 + f=tonumber(f) + if not f or f==0 then + return format("(a%s or '')",n) + elseif f>0 then + return format("utfpadding(a%s,%i)..a%s",n,f,n) + else + return format("a%s..utfpadding(a%s,%i)",n,n,f) + end +end +local format_left=function(f) + n=n+1 + f=tonumber(f) + if not f or f==0 then + return format("(a%s or '')",n) + end + if f<0 then + return format("utfpadding(a%s,%i)..a%s",n,-f,n) + else + return format("a%s..utfpadding(a%s,%i)",n,n,-f) + end +end +local format_q=JITSUPPORTED and function() + n=n+1 + return format("(a%s ~= nil and format('%%q',tostring(a%s)) or '')",n,n) +end or function() + n=n+1 + return format("(a%s ~= nil and format('%%q',a%s) or '')",n,n) +end +local format_Q=function() + n=n+1 + return format("escapedquotes(tostring(a%s))",n) +end +local format_i=function(f) + n=n+1 + if f and f~="" then + return format("format('%%%si',a%s)",f,n) + else + return format("format('%%i',a%s)",n) + end +end +local format_d=format_i +local format_I=function(f) + n=n+1 + return format("format('%%s%%%si',signed(a%s))",f,n) +end +local format_f=function(f) + n=n+1 + return format("format('%%%sf',a%s)",f,n) +end +local format_F=function(f) + n=n+1 + if not f or f=="" then + return format("(((a%s > -0.0000000005 and a%s < 0.0000000005) and '0') or format((a%s %% 1 == 0) and '%%i' or '%%.9f',a%s))",n,n,n,n) + else + return format("format((a%s %% 1 == 0) and '%%i' or '%%%sf',a%s)",n,f,n) + end +end +local format_k=function(b,a) + n=n+1 + return format("formattedfloat(a%s,%s,%s)",n,b or 0,a or 0) +end +local format_g=function(f) + n=n+1 + return format("format('%%%sg',a%s)",f,n) +end +local format_G=function(f) + n=n+1 + return format("format('%%%sG',a%s)",f,n) +end +local format_e=function(f) + n=n+1 + return format("format('%%%se',a%s)",f,n) +end +local format_E=function(f) + n=n+1 + return format("format('%%%sE',a%s)",f,n) +end +local format_j=function(f) + n=n+1 + return format("sparseexponent('%%%se',a%s)",f,n) +end +local format_J=function(f) + n=n+1 + return format("sparseexponent('%%%sE',a%s)",f,n) +end +local format_x=function(f) + n=n+1 + return format("format('%%%sx',a%s)",f,n) +end +local format_X=function(f) + n=n+1 + return format("format('%%%sX',a%s)",f,n) +end +local format_o=function(f) + n=n+1 + return format("format('%%%so',a%s)",f,n) +end +local format_c=function() + n=n+1 + return format("utfchar(a%s)",n) +end +local format_C=function() + n=n+1 + return format("tracedchar(a%s)",n) +end +local format_r=function(f) + n=n+1 + return format("format('%%%s.0f',a%s)",f,n) +end +local format_h=function(f) + n=n+1 + if f=="-" then + f=sub(f,2) + return format("format('%%%sx',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + else + return format("format('0x%%%sx',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + end +end +local format_H=function(f) + n=n+1 + if f=="-" then + f=sub(f,2) + return format("format('%%%sX',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + else + return format("format('0x%%%sX',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + end +end +local format_u=function(f) + n=n+1 + if f=="-" then + f=sub(f,2) + return format("format('%%%sx',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + else + return format("format('u+%%%sx',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + end +end +local format_U=function(f) + n=n+1 + if f=="-" then + f=sub(f,2) + return format("format('%%%sX',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + else + return format("format('U+%%%sX',type(a%s) == 'number' and a%s or utfbyte(a%s))",f=="" and "05" or f,n,n,n) + end +end +local format_p=function() + n=n+1 + return format("points(a%s)",n) +end +local format_P=function() + n=n+1 + return format("nupoints(a%s)",n) +end +local format_b=function() + n=n+1 + return format("basepoints(a%s)",n) +end +local format_B=function() + n=n+1 + return format("nubasepoints(a%s)",n) +end +local format_t=function(f) + n=n+1 + if f and f~="" then + return format("concat(a%s,%q)",n,f) + else + return format("concat(a%s)",n) + end +end +local format_T=function(f) + n=n+1 + if f and f~="" then + return format("sequenced(a%s,%q)",n,f) + else + return format("sequenced(a%s)",n) + end +end +local format_l=function() + n=n+1 + return format("(a%s and 'true' or 'false')",n) +end +local format_L=function() + n=n+1 + return format("(a%s and 'TRUE' or 'FALSE')",n) +end +local format_n=function() + n=n+1 + return format("((a%s %% 1 == 0) and format('%%i',a%s) or tostring(a%s))",n,n,n) +end +local format_N if environment.FORMAT then + format_N=function(f) + n=n+1 + if not f or f=="" then + return format("FORMAT(a%s,'%%.9f')",n) + elseif f==".6" or f=="0.6" then + return format("FORMAT(a%s)",n) + else + return format("FORMAT(a%s,'%%%sf')",n,f) + end + end +else + format_N=function(f) + n=n+1 + if not f or f=="" then + f=".9" + end + return format("(((a%s %% 1 == 0) and format('%%i',a%s)) or lpegmatch(stripzero,format('%%%sf',a%s)))",n,n,f,n) + end +end +local format_a=function(f) + n=n+1 + if f and f~="" then + return format("autosingle(a%s,%q)",n,f) + else + return format("autosingle(a%s)",n) + end +end +local format_A=function(f) + n=n+1 + if f and f~="" then + return format("autodouble(a%s,%q)",n,f) + else + return format("autodouble(a%s)",n) + end +end +local format_w=function(f) + n=n+1 + f=tonumber(f) + if f then + return format("nspaces[%s+a%s]",f,n) + else + return format("nspaces[a%s]",n) + end +end +local format_W=function(f) + return format("nspaces[%s]",tonumber(f) or 0) +end +local format_m=function(f) + n=n+1 + if not f or f=="" then + f="," + end + if f=="0" then + return format([[formattednumber(a%s,false)]],n) + else + return format([[formattednumber(a%s,%q,".")]],n,f) + end +end +local format_M=function(f) + n=n+1 + if not f or f=="" then + f="." + end + if f=="0" then + return format([[formattednumber(a%s,false)]],n) + else + return format([[formattednumber(a%s,%q,",")]],n,f) + end +end +local format_z=function(f) + n=n+(tonumber(f) or 1) + return "''" +end +local format_rest=function(s) + return format("%q",s) +end +local format_extension=function(extensions,f,name) + local extension=extensions[name] or "tostring(%s)" + local f=tonumber(f) or 1 + local w=find(extension,"%.%.%.") + if f==0 then + if w then + extension=gsub(extension,"%.%.%.","") + end + return extension + elseif f==1 then + if w then + extension=gsub(extension,"%.%.%.","%%s") + end + n=n+1 + local a="a"..n + return format(extension,a,a) + elseif f<0 then + if w then + extension=gsub(extension,"%.%.%.","") + return extension + else + local a="a"..(n+f+1) + return format(extension,a,a) + end + else + if w then + extension=gsub(extension,"%.%.%.",rep("%%s,",f-1).."%%s") + end + local t={} + for i=1,f do + n=n+1 + t[i]="a"..n + end + return format(extension,unpack(t)) + end +end +local builder=Cs { "start", + start=( + ( + P("%")/""*( + V("!") ++V("s")+V("q")+V("i")+V("d")+V("f")+V("F")+V("g")+V("G")+V("e")+V("E")+V("x")+V("X")+V("o") ++V("c")+V("C")+V("S") ++V("Q") ++V("n") ++V("N") ++V("k") ++V("r")+V("h")+V("H")+V("u")+V("U")+V("p")+V("P")+V("b")+V("B")+V("t")+V("T")+V("l")+V("L")+V("I")+V("w") ++V("W") ++V("a") ++V("A") ++V("j")+V("J") ++V("m")+V("M") ++V("z") ++V(">") ++V("<") + )+V("*") + )*(endofstring+Carg(1)) + )^0, + ["s"]=(prefix_any*P("s"))/format_s, + ["q"]=(prefix_any*P("q"))/format_q, + ["i"]=(prefix_any*P("i"))/format_i, + ["d"]=(prefix_any*P("d"))/format_d, + ["f"]=(prefix_any*P("f"))/format_f, + ["F"]=(prefix_any*P("F"))/format_F, + ["g"]=(prefix_any*P("g"))/format_g, + ["G"]=(prefix_any*P("G"))/format_G, + ["e"]=(prefix_any*P("e"))/format_e, + ["E"]=(prefix_any*P("E"))/format_E, + ["x"]=(prefix_any*P("x"))/format_x, + ["X"]=(prefix_any*P("X"))/format_X, + ["o"]=(prefix_any*P("o"))/format_o, + ["S"]=(prefix_any*P("S"))/format_S, + ["Q"]=(prefix_any*P("Q"))/format_Q, + ["n"]=(prefix_any*P("n"))/format_n, + ["N"]=(prefix_any*P("N"))/format_N, + ["k"]=(prefix_sub*P("k"))/format_k, + ["c"]=(prefix_any*P("c"))/format_c, + ["C"]=(prefix_any*P("C"))/format_C, + ["r"]=(prefix_any*P("r"))/format_r, + ["h"]=(prefix_any*P("h"))/format_h, + ["H"]=(prefix_any*P("H"))/format_H, + ["u"]=(prefix_any*P("u"))/format_u, + ["U"]=(prefix_any*P("U"))/format_U, + ["p"]=(prefix_any*P("p"))/format_p, + ["P"]=(prefix_any*P("P"))/format_P, + ["b"]=(prefix_any*P("b"))/format_b, + ["B"]=(prefix_any*P("B"))/format_B, + ["t"]=(prefix_tab*P("t"))/format_t, + ["T"]=(prefix_tab*P("T"))/format_T, + ["l"]=(prefix_any*P("l"))/format_l, + ["L"]=(prefix_any*P("L"))/format_L, + ["I"]=(prefix_any*P("I"))/format_I, + ["w"]=(prefix_any*P("w"))/format_w, + ["W"]=(prefix_any*P("W"))/format_W, + ["j"]=(prefix_any*P("j"))/format_j, + ["J"]=(prefix_any*P("J"))/format_J, + ["m"]=(prefix_any*P("m"))/format_m, + ["M"]=(prefix_any*P("M"))/format_M, + ["z"]=(prefix_any*P("z"))/format_z, + ["a"]=(prefix_any*P("a"))/format_a, + ["A"]=(prefix_any*P("A"))/format_A, + ["<"]=(prefix_any*P("<"))/format_left, + [">"]=(prefix_any*P(">"))/format_right, + ["*"]=Cs(((1-P("%"))^1+P("%%")/"%%")^1)/format_rest, + ["?"]=Cs(((1-P("%"))^1 )^1)/format_rest, + ["!"]=Carg(2)*prefix_any*P("!")*C((1-P("!"))^1)*P("!")/format_extension, +} +local xx=setmetatable({},{ __index=function(t,k) local v=format("%02x",k) t[k]=v return v end }) +local XX=setmetatable({},{ __index=function(t,k) local v=format("%02X",k) t[k]=v return v end }) +local preset={ + ["%02x"]=function(n) return xx[n] end, + ["%02X"]=function(n) return XX[n] end, +} +local direct=P("%")*(sign+space+period+digit)^0*S("sqidfgGeExXo")*endofstring/[[local format = string.format return function(str) return format("%0",str) end]] +local function make(t,str) + local f=preset[str] + if f then + return f + end + local p=lpegmatch(direct,str) + if p then + f=loadstripped(p)() + else + n=0 + p=lpegmatch(builder,str,1,t._connector_,t._extensions_) + if n>0 then + p=format(template,preamble,t._preamble_,arguments[n],p) + f=loadstripped(p,t._environment_)() + else + f=function() return str end + end + end + t[str]=f + return f +end +local function use(t,fmt,...) + return t[fmt](...) +end +strings.formatters={} +function strings.formatters.new(noconcat) + local e={} + for k,v in next,environment do + e[k]=v + end + local t={ + _type_="formatter", + _connector_=noconcat and "," or "..", + _extensions_={}, + _preamble_="", + _environment_=e, + } + setmetatable(t,{ __index=make,__call=use }) + return t +end +local formatters=strings.formatters.new() +string.formatters=formatters +string.formatter=function(str,...) return formatters[str](...) end +local function add(t,name,template,preamble) + if type(t)=="table" and t._type_=="formatter" then + t._extensions_[name]=template or "%s" + if type(preamble)=="string" then + t._preamble_=preamble.."\n"..t._preamble_ + elseif type(preamble)=="table" then + for k,v in next,preamble do + t._environment_[k]=v + end + end + end +end +strings.formatters.add=add +patterns.xmlescape=Cs((P("<")/"<"+P(">")/">"+P("&")/"&"+P('"')/"""+anything)^0) +patterns.texescape=Cs((C(S("#$%\\{}"))/"\\%1"+anything)^0) +patterns.luaescape=Cs(((1-S('"\n'))^1+P('"')/'\\"'+P('\n')/'\\n"')^0) +patterns.luaquoted=Cs(Cc('"')*((1-S('"\n'))^1+P('"')/'\\"'+P('\n')/'\\n"')^0*Cc('"')) +add(formatters,"xml",[[lpegmatch(xmlescape,%s)]],{ xmlescape=patterns.xmlescape }) +add(formatters,"tex",[[lpegmatch(texescape,%s)]],{ texescape=patterns.texescape }) +add(formatters,"lua",[[lpegmatch(luaescape,%s)]],{ luaescape=patterns.luaescape }) +local dquote=patterns.dquote +local equote=patterns.escaped+dquote/'\\"'+1 +local cquote=Cc('"') +local pattern=Cs(dquote*(equote-P(-2))^0*dquote) ++Cs(cquote*(equote-space)^0*space*equote^0*cquote) +function string.optionalquoted(str) + return lpegmatch(pattern,str) or str +end +local pattern=Cs((newline/(os.newline or "\r")+1)^0) +function string.replacenewlines(str) + return lpegmatch(pattern,str) +end +function strings.newcollector() + local result,r={},0 + return + function(fmt,str,...) + r=r+1 + result[r]=str==nil and fmt or formatters[fmt](str,...) + end, + function(connector) + if result then + local str=concat(result,connector) + result,r={},0 + return str + end + end +end +local f_16_16=formatters["%0.5N"] +function number.to16dot16(n) + return f_16_16(n/65536.0) +end +if not string.explode then + local p_utf=patterns.utf8character + local p_check=C(p_utf)*(P("+")*Cc(true))^0 + local p_split=Ct(C(p_utf)^0) + local p_space=Ct((C(1-P(" ")^1)+P(" ")^1)^0) + function string.explode(str,symbol) + if symbol=="" then + return lpegmatch(p_split,str) + elseif symbol then + local a,b=lpegmatch(p_check,symbol) + if b then + return lpegmatch(tsplitat(P(a)^1),str) + else + return lpegmatch(tsplitat(a),str) + end + else + return lpegmatch(p_space,str) + end + end +end +do + local p_whitespace=patterns.whitespace^1 + local cache=setmetatable({},{ __index=function(t,k) + local p=tsplitat(p_whitespace*P(k)*p_whitespace) + local v=function(s) + return lpegmatch(p,s) + end + t[k]=v + return v + end }) + function string.wordsplitter(s) + return cache[s] + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-tab"] = package.loaded["util-tab"] or true + +-- original size: 34148, stripped down to: 18419 + +if not modules then modules={} end modules ['util-tab']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +utilities=utilities or {} +utilities.tables=utilities.tables or {} +local tables=utilities.tables +local format,gmatch,gsub,sub=string.format,string.gmatch,string.gsub,string.sub +local concat,insert,remove,sort=table.concat,table.insert,table.remove,table.sort +local setmetatable,getmetatable,tonumber,tostring,rawget=setmetatable,getmetatable,tonumber,tostring,rawget +local type,next,rawset,tonumber,tostring,load,select=type,next,rawset,tonumber,tostring,load,select +local lpegmatch,P,Cs,Cc=lpeg.match,lpeg.P,lpeg.Cs,lpeg.Cc +local sortedkeys,sortedpairs=table.sortedkeys,table.sortedpairs +local formatters=string.formatters +local utftoeight=utf.toeight +local splitter=lpeg.tsplitat(".") +function utilities.tables.definetable(target,nofirst,nolast) + local composed=nil + local t={} + local snippets=lpegmatch(splitter,target) + for i=1,#snippets-(nolast and 1 or 0) do + local name=snippets[i] + if composed then + composed=composed.."."..name + t[#t+1]=formatters["if not %s then %s = { } end"](composed,composed) + else + composed=name + if not nofirst then + t[#t+1]=formatters["%s = %s or { }"](composed,composed) + end + end + end + if composed then + if nolast then + composed=composed.."."..snippets[#snippets] + end + return concat(t,"\n"),composed + else + return "",target + end +end +function tables.definedtable(...) + local t=_G + for i=1,select("#",...) do + local li=select(i,...) + local tl=t[li] + if not tl then + tl={} + t[li]=tl + end + t=tl + end + return t +end +function tables.accesstable(target,root) + local t=root or _G + for name in gmatch(target,"([^%.]+)") do + t=t[name] + if not t then + return + end + end + return t +end +function tables.migratetable(target,v,root) + local t=root or _G + local names=lpegmatch(splitter,target) + for i=1,#names-1 do + local name=names[i] + t[name]=t[name] or {} + t=t[name] + if not t then + return + end + end + t[names[#names]]=v +end +function tables.removevalue(t,value) + if value then + for i=1,#t do + if t[i]==value then + remove(t,i) + end + end + end +end +function tables.replacevalue(t,oldvalue,newvalue) + if oldvalue and newvalue then + for i=1,#t do + if t[i]==oldvalue then + t[i]=newvalue + end + end + end +end +function tables.insertbeforevalue(t,value,extra) + for i=1,#t do + if t[i]==extra then + remove(t,i) + end + end + for i=1,#t do + if t[i]==value then + insert(t,i,extra) + return + end + end + insert(t,1,extra) +end +function tables.insertaftervalue(t,value,extra) + for i=1,#t do + if t[i]==extra then + remove(t,i) + end + end + for i=1,#t do + if t[i]==value then + insert(t,i+1,extra) + return + end + end + insert(t,#t+1,extra) +end +local escape=Cs(Cc('"')*((P('"')/'""'+P(1))^0)*Cc('"')) +function table.tocsv(t,specification) + if t and #t>0 then + local result={} + local r={} + specification=specification or {} + local fields=specification.fields + if type(fields)~="string" then + fields=sortedkeys(t[1]) + end + local separator=specification.separator or "," + local noffields=#fields + if specification.preamble==true then + for f=1,noffields do + r[f]=lpegmatch(escape,tostring(fields[f])) + end + result[1]=concat(r,separator) + end + for i=1,#t do + local ti=t[i] + for f=1,noffields do + local field=ti[fields[f]] + if type(field)=="string" then + r[f]=lpegmatch(escape,field) + else + r[f]=tostring(field) + end + end + result[i+1]=concat(r,separator) + end + return concat(result,"\n") + else + return "" + end +end +local nspaces=utilities.strings.newrepeater(" ") +local function toxml(t,d,result,step) + local r=#result + for k,v in sortedpairs(t) do + local s=nspaces[d] + local tk=type(k) + local tv=type(v) + if tv=="table" then + if tk=="number" then + r=r+1 result[r]=formatters["%s<entry n='%s'>"](s,k) + toxml(v,d+step,result,step) + r=r+1 result[r]=formatters["%s</entry>"](s,k) + else + r=r+1 result[r]=formatters["%s<%s>"](s,k) + toxml(v,d+step,result,step) + r=r+1 result[r]=formatters["%s</%s>"](s,k) + end + elseif tv=="string" then + if tk=="number" then + r=r+1 result[r]=formatters["%s<entry n='%s'>%!xml!</entry>"](s,k,v,k) + else + r=r+1 result[r]=formatters["%s<%s>%!xml!</%s>"](s,k,v,k) + end + elseif tk=="number" then + r=r+1 result[r]=formatters["%s<entry n='%s'>%S</entry>"](s,k,v,k) + else + r=r+1 result[r]=formatters["%s<%s>%S</%s>"](s,k,v,k) + end + end +end +function table.toxml(t,specification) + specification=specification or {} + local name=specification.name + local noroot=name==false + local result=(specification.nobanner or noroot) and {} or { "<?xml version='1.0' standalone='yes' ?>" } + local indent=specification.indent or 0 + local spaces=specification.spaces or 1 + if noroot then + toxml(t,indent,result,spaces) + else + toxml({ [name or "data"]=t },indent,result,spaces) + end + return concat(result,"\n") +end +function tables.encapsulate(core,capsule,protect) + if type(capsule)~="table" then + protect=true + capsule={} + end + for key,value in next,core do + if capsule[key] then + print(formatters["\ninvalid %s %a in %a"]("inheritance",key,core)) + os.exit() + else + capsule[key]=value + end + end + if protect then + for key,value in next,core do + core[key]=nil + end + setmetatable(core,{ + __index=capsule, + __newindex=function(t,key,value) + if capsule[key] then + print(formatters["\ninvalid %s %a' in %a"]("overload",key,core)) + os.exit() + else + rawset(t,key,value) + end + end + } ) + end +end +if JITSUPPORTED then + local f_hashed_string=formatters["[%Q]=%Q,"] + local f_hashed_number=formatters["[%Q]=%s,"] + local f_hashed_boolean=formatters["[%Q]=%l,"] + local f_hashed_table=formatters["[%Q]="] + local f_indexed_string=formatters["[%s]=%Q,"] + local f_indexed_number=formatters["[%s]=%s,"] + local f_indexed_boolean=formatters["[%s]=%l,"] + local f_indexed_table=formatters["[%s]="] + local f_ordered_string=formatters["%Q,"] + local f_ordered_number=formatters["%s,"] + local f_ordered_boolean=formatters["%l,"] + function table.fastserialize(t,prefix) + local r={ type(prefix)=="string" and prefix or "return" } + local m=1 + local function fastserialize(t,outer) + local n=#t + m=m+1 + r[m]="{" + if n>0 then + local v=t[0] + if v then + local tv=type(v) + if tv=="string" then + m=m+1 r[m]=f_indexed_string(0,v) + elseif tv=="number" then + m=m+1 r[m]=f_indexed_number(0,v) + elseif tv=="table" then + m=m+1 r[m]=f_indexed_table(0) + fastserialize(v) + m=m+1 r[m]=f_indexed_table(0) + elseif tv=="boolean" then + m=m+1 r[m]=f_indexed_boolean(0,v) + end + end + for i=1,n do + local v=t[i] + local tv=type(v) + if tv=="string" then + m=m+1 r[m]=f_ordered_string(v) + elseif tv=="number" then + m=m+1 r[m]=f_ordered_number(v) + elseif tv=="table" then + fastserialize(v) + elseif tv=="boolean" then + m=m+1 r[m]=f_ordered_boolean(v) + end + end + end + for k,v in next,t do + local tk=type(k) + if tk=="number" then + if k>n or k<0 then + local tv=type(v) + if tv=="string" then + m=m+1 r[m]=f_indexed_string(k,v) + elseif tv=="number" then + m=m+1 r[m]=f_indexed_number(k,v) + elseif tv=="table" then + m=m+1 r[m]=f_indexed_table(k) + fastserialize(v) + elseif tv=="boolean" then + m=m+1 r[m]=f_indexed_boolean(k,v) + end + end + else + local tv=type(v) + if tv=="string" then + m=m+1 r[m]=f_hashed_string(k,v) + elseif tv=="number" then + m=m+1 r[m]=f_hashed_number(k,v) + elseif tv=="table" then + m=m+1 r[m]=f_hashed_table(k) + fastserialize(v) + elseif tv=="boolean" then + m=m+1 r[m]=f_hashed_boolean(k,v) + end + end + end + m=m+1 + if outer then + r[m]="}" + else + r[m]="}," + end + return r + end + return concat(fastserialize(t,true)) + end +else + function table.fastserialize(t,prefix) + local r={ type(prefix)=="string" and prefix or "return" } + local m=1 + local function fastserialize(t,outer) + local n=#t + m=m+1 + r[m]="{" + if n>0 then + local v=t[0] + if v then + m=m+1 + r[m]="[0]=" + if type(v)=="table" then + fastserialize(v) + else + r[m]=format("%q,",v) + end + end + for i=1,n do + local v=t[i] + m=m+1 + if type(v)=="table" then + r[m]=format("[%i]=",i) + fastserialize(v) + else + r[m]=format("[%i]=%q,",i,v) + end + end + end + for k,v in next,t do + local tk=type(k) + if tk=="number" then + if k>n or k<0 then + m=m+1 + if type(v)=="table" then + r[m]=format("[%i]=",k) + fastserialize(v) + else + r[m]=format("[%i]=%q,",k,v) + end + end + else + m=m+1 + if type(v)=="table" then + r[m]=format("[%q]=",k) + fastserialize(v) + else + r[m]=format("[%q]=%q,",k,v) + end + end + end + m=m+1 + if outer then + r[m]="}" + else + r[m]="}," + end + return r + end + return concat(fastserialize(t,true)) + end +end +function table.deserialize(str) + if not str or str=="" then + return + end + local code=load(str) + if not code then + return + end + code=code() + if not code then + return + end + return code +end +function table.load(filename,loader) + if filename then + local t=(loader or io.loaddata)(filename) + if t and t~="" then + local t=utftoeight(t) + t=load(t) + if type(t)=="function" then + t=t() + if type(t)=="table" then + return t + end + end + end + end +end +function table.save(filename,t,n,...) + io.savedata(filename,table.serialize(t,n==nil and true or n,...)) +end +local f_key_value=formatters["%s=%q"] +local f_add_table=formatters[" {%t},\n"] +local f_return_table=formatters["return {\n%t}"] +local function slowdrop(t) + local r={} + local l={} + for i=1,#t do + local ti=t[i] + local j=0 + for k,v in next,ti do + j=j+1 + l[j]=f_key_value(k,v) + end + r[i]=f_add_table(l) + end + return f_return_table(r) +end +local function fastdrop(t) + local r={ "return {\n" } + local m=1 + for i=1,#t do + local ti=t[i] + m=m+1 r[m]=" {" + for k,v in next,ti do + m=m+1 r[m]=f_key_value(k,v) + end + m=m+1 r[m]="},\n" + end + m=m+1 + r[m]="}" + return concat(r) +end +function table.drop(t,slow) + if #t==0 then + return "return { }" + elseif slow==true then + return slowdrop(t) + else + return fastdrop(t) + end +end +local selfmapper={ __index=function(t,k) t[k]=k return k end } +function table.twowaymapper(t) + if not t then + t={} + else + local zero=rawget(t,0) + for i=zero and 0 or 1,#t do + local ti=t[i] + if ti then + local i=tostring(i) + t[i]=ti + t[ti]=i + end + end + end + setmetatable(t,selfmapper) + return t +end +local f_start_key_idx=formatters["%w{"] +local f_start_key_num=JITSUPPORTED and formatters["%w[%s]={"] or formatters["%w[%q]={"] +local f_start_key_str=formatters["%w[%q]={"] +local f_start_key_boo=formatters["%w[%l]={"] +local f_start_key_nop=formatters["%w{"] +local f_stop=formatters["%w},"] +local f_key_num_value_num=JITSUPPORTED and formatters["%w[%s]=%s,"] or formatters["%w[%s]=%q,"] +local f_key_str_value_num=JITSUPPORTED and formatters["%w[%Q]=%s,"] or formatters["%w[%Q]=%q,"] +local f_key_boo_value_num=JITSUPPORTED and formatters["%w[%l]=%s,"] or formatters["%w[%l]=%q,"] +local f_key_num_value_str=JITSUPPORTED and formatters["%w[%s]=%Q,"] or formatters["%w[%q]=%Q,"] +local f_key_str_value_str=formatters["%w[%Q]=%Q,"] +local f_key_boo_value_str=formatters["%w[%l]=%Q,"] +local f_key_num_value_boo=JITSUPPORTED and formatters["%w[%s]=%l,"] or formatters["%w[%q]=%l,"] +local f_key_str_value_boo=formatters["%w[%Q]=%l,"] +local f_key_boo_value_boo=formatters["%w[%l]=%l,"] +local f_key_num_value_not=JITSUPPORTED and formatters["%w[%s]={},"] or formatters["%w[%q]={},"] +local f_key_str_value_not=formatters["%w[%Q]={},"] +local f_key_boo_value_not=formatters["%w[%l]={},"] +local f_key_num_value_seq=JITSUPPORTED and formatters["%w[%s]={ %, t },"] or formatters["%w[%q]={ %, t },"] +local f_key_str_value_seq=formatters["%w[%Q]={ %, t },"] +local f_key_boo_value_seq=formatters["%w[%l]={ %, t },"] +local f_val_num=JITSUPPORTED and formatters["%w%s,"] or formatters["%w%q,"] +local f_val_str=formatters["%w%Q,"] +local f_val_boo=formatters["%w%l,"] +local f_val_not=formatters["%w{},"] +local f_val_seq=formatters["%w{ %, t },"] +local f_fin_seq=formatters[" %, t }"] +local f_table_return=formatters["return {"] +local f_table_name=formatters["%s={"] +local f_table_direct=formatters["{"] +local f_table_entry=formatters["[%Q]={"] +local f_table_finish=formatters["}"] +local spaces=utilities.strings.newrepeater(" ") +local original_serialize=table.serialize +local is_simple_table=table.is_simple_table +local function serialize(root,name,specification) + if type(specification)=="table" then + return original_serialize(root,name,specification) + end + local t + local n=1 + local unknown=false + local function do_serialize(root,name,depth,level,indexed) + if level>0 then + n=n+1 + if indexed then + t[n]=f_start_key_idx(depth) + else + local tn=type(name) + if tn=="number" then + t[n]=f_start_key_num(depth,name) + elseif tn=="string" then + t[n]=f_start_key_str(depth,name) + elseif tn=="boolean" then + t[n]=f_start_key_boo(depth,name) + else + t[n]=f_start_key_nop(depth) + end + end + depth=depth+1 + end + if root and next(root)~=nil then + local first=nil + local last=#root + if last>0 then + for k=1,last do + if rawget(root,k)==nil then + last=k-1 + break + end + end + if last>0 then + first=1 + end + end + local sk=sortedkeys(root) + for i=1,#sk do + local k=sk[i] + local v=root[k] + local tv=type(v) + local tk=type(k) + if first and tk=="number" and k<=last and k>=first then + if tv=="number" then + n=n+1 t[n]=f_val_num(depth,v) + elseif tv=="string" then + n=n+1 t[n]=f_val_str(depth,v) + elseif tv=="table" then + if next(v)==nil then + n=n+1 t[n]=f_val_not(depth) + else + local st=is_simple_table(v) + if st then + n=n+1 t[n]=f_val_seq(depth,st) + else + do_serialize(v,k,depth,level+1,true) + end + end + elseif tv=="boolean" then + n=n+1 t[n]=f_val_boo(depth,v) + elseif unknown then + n=n+1 t[n]=f_val_str(depth,tostring(v)) + end + elseif tv=="number" then + if tk=="number" then + n=n+1 t[n]=f_key_num_value_num(depth,k,v) + elseif tk=="string" then + n=n+1 t[n]=f_key_str_value_num(depth,k,v) + elseif tk=="boolean" then + n=n+1 t[n]=f_key_boo_value_num(depth,k,v) + elseif unknown then + n=n+1 t[n]=f_key_str_value_num(depth,tostring(k),v) + end + elseif tv=="string" then + if tk=="number" then + n=n+1 t[n]=f_key_num_value_str(depth,k,v) + elseif tk=="string" then + n=n+1 t[n]=f_key_str_value_str(depth,k,v) + elseif tk=="boolean" then + n=n+1 t[n]=f_key_boo_value_str(depth,k,v) + elseif unknown then + n=n+1 t[n]=f_key_str_value_str(depth,tostring(k),v) + end + elseif tv=="table" then + if next(v)==nil then + if tk=="number" then + n=n+1 t[n]=f_key_num_value_not(depth,k) + elseif tk=="string" then + n=n+1 t[n]=f_key_str_value_not(depth,k) + elseif tk=="boolean" then + n=n+1 t[n]=f_key_boo_value_not(depth,k) + elseif unknown then + n=n+1 t[n]=f_key_str_value_not(depth,tostring(k)) + end + else + local st=is_simple_table(v) + if not st then + do_serialize(v,k,depth,level+1) + elseif tk=="number" then + n=n+1 t[n]=f_key_num_value_seq(depth,k,st) + elseif tk=="string" then + n=n+1 t[n]=f_key_str_value_seq(depth,k,st) + elseif tk=="boolean" then + n=n+1 t[n]=f_key_boo_value_seq(depth,k,st) + elseif unknown then + n=n+1 t[n]=f_key_str_value_seq(depth,tostring(k),st) + end + end + elseif tv=="boolean" then + if tk=="number" then + n=n+1 t[n]=f_key_num_value_boo(depth,k,v) + elseif tk=="string" then + n=n+1 t[n]=f_key_str_value_boo(depth,k,v) + elseif tk=="boolean" then + n=n+1 t[n]=f_key_boo_value_boo(depth,k,v) + elseif unknown then + n=n+1 t[n]=f_key_str_value_boo(depth,tostring(k),v) + end + else + if tk=="number" then + n=n+1 t[n]=f_key_num_value_str(depth,k,tostring(v)) + elseif tk=="string" then + n=n+1 t[n]=f_key_str_value_str(depth,k,tostring(v)) + elseif tk=="boolean" then + n=n+1 t[n]=f_key_boo_value_str(depth,k,tostring(v)) + elseif unknown then + n=n+1 t[n]=f_key_str_value_str(depth,tostring(k),tostring(v)) + end + end + end + end + if level>0 then + n=n+1 t[n]=f_stop(depth-1) + end + end + local tname=type(name) + if tname=="string" then + if name=="return" then + t={ f_table_return() } + else + t={ f_table_name(name) } + end + elseif tname=="number" then + t={ f_table_entry(name) } + elseif tname=="boolean" then + if name then + t={ f_table_return() } + else + t={ f_table_direct() } + end + else + t={ f_table_name("t") } + end + if root then + if getmetatable(root) then + local dummy=root._w_h_a_t_e_v_e_r_ + root._w_h_a_t_e_v_e_r_=nil + end + if next(root)~=nil then + local st=is_simple_table(root) + if st then + return t[1]..f_fin_seq(st) + else + do_serialize(root,name,1,0) + end + end + end + n=n+1 + t[n]=f_table_finish() + return concat(t,"\n") +end +table.serialize=serialize +if setinspector then + setinspector("table",function(v) + if type(v)=="table" then + print(serialize(v,"table",{ metacheck=false })) + return true + end + end) +end +local mt={ + __newindex=function(t,k,v) + local n=t.last+1 + t.last=n + t.list[n]=k + t.hash[k]=v + end, + __index=function(t,k) + return t.hash[k] + end, + __len=function(t) + return t.last + end, +} +function table.orderedhash() + return setmetatable({ list={},hash={},last=0 },mt) +end +function table.ordered(t) + local n=t.last + if n>0 then + local l=t.list + local i=1 + local h=t.hash + local f=function() + if i<=n then + local k=i + local v=h[l[k]] + i=i+1 + return k,v + end + end + return f,1,h[l[1]] + else + return function() end + end +end +function combine(target,source) + if target then + for k,v in next,source do + if type(v)=="table" then + target[k]=combine(target[k],source[k]) + else + target[k]=v + end + end + return target + else + return source + end +end +table.combine=combine + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-fil"] = package.loaded["util-fil"] or true + +-- original size: 11474, stripped down to: 8973 + +if not modules then modules={} end modules ['util-fil']={ + version=1.001, + optimize=true, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local tonumber=tonumber +local byte=string.byte +local char=string.char +utilities=utilities or {} +local files={} +utilities.files=files +local zerobased={} +function files.open(filename,zb) + local f=io.open(filename,"rb") + if f then + zerobased[f]=zb or false + end + return f +end +function files.close(f) + zerobased[f]=nil + f:close() +end +function files.size(f) + local current=f:seek() + local size=f:seek("end") + f:seek("set",current) + return size +end +files.getsize=files.size +function files.setposition(f,n) + if zerobased[f] then + f:seek("set",n) + else + f:seek("set",n-1) + end +end +function files.getposition(f) + if zerobased[f] then + return f:seek() + else + return f:seek()+1 + end +end +function files.look(f,n,chars) + local p=f:seek() + local s=f:read(n) + f:seek("set",p) + if chars then + return s + else + return byte(s,1,#s) + end +end +function files.skip(f,n) + if n==1 then + f:read(n) + else + f:seek("set",f:seek()+n) + end +end +function files.readbyte(f) + return byte(f:read(1)) +end +function files.readbytes(f,n) + return byte(f:read(n),1,n) +end +function files.readbytetable(f,n) + local s=f:read(n or 1) + return { byte(s,1,#s) } +end +function files.readchar(f) + return f:read(1) +end +function files.readstring(f,n) + return f:read(n or 1) +end +function files.readinteger1(f) + local n=byte(f:read(1)) + if n>=0x80 then + return n-0x100 + else + return n + end +end +files.readcardinal1=files.readbyte +files.readcardinal=files.readcardinal1 +files.readinteger=files.readinteger1 +files.readsignedbyte=files.readinteger1 +function files.readcardinal2(f) + local a,b=byte(f:read(2),1,2) + return 0x100*a+b +end +function files.readcardinal2le(f) + local b,a=byte(f:read(2),1,2) + return 0x100*a+b +end +function files.readinteger2(f) + local a,b=byte(f:read(2),1,2) + if a>=0x80 then + return 0x100*a+b-0x10000 + else + return 0x100*a+b + end +end +function files.readinteger2le(f) + local b,a=byte(f:read(2),1,2) + if a>=0x80 then + return 0x100*a+b-0x10000 + else + return 0x100*a+b + end +end +function files.readcardinal3(f) + local a,b,c=byte(f:read(3),1,3) + return 0x10000*a+0x100*b+c +end +function files.readcardinal3le(f) + local c,b,a=byte(f:read(3),1,3) + return 0x10000*a+0x100*b+c +end +function files.readinteger3(f) + local a,b,c=byte(f:read(3),1,3) + if a>=0x80 then + return 0x10000*a+0x100*b+c-0x1000000 + else + return 0x10000*a+0x100*b+c + end +end +function files.readinteger3le(f) + local c,b,a=byte(f:read(3),1,3) + if a>=0x80 then + return 0x10000*a+0x100*b+c-0x1000000 + else + return 0x10000*a+0x100*b+c + end +end +function files.readcardinal4(f) + local a,b,c,d=byte(f:read(4),1,4) + return 0x1000000*a+0x10000*b+0x100*c+d +end +function files.readcardinal4le(f) + local d,c,b,a=byte(f:read(4),1,4) + return 0x1000000*a+0x10000*b+0x100*c+d +end +function files.readinteger4(f) + local a,b,c,d=byte(f:read(4),1,4) + if a>=0x80 then + return 0x1000000*a+0x10000*b+0x100*c+d-0x100000000 + else + return 0x1000000*a+0x10000*b+0x100*c+d + end +end +function files.readinteger4le(f) + local d,c,b,a=byte(f:read(4),1,4) + if a>=0x80 then + return 0x1000000*a+0x10000*b+0x100*c+d-0x100000000 + else + return 0x1000000*a+0x10000*b+0x100*c+d + end +end +function files.readfixed2(f) + local n1,n2=byte(f:read(2),1,2) + if n1>=0x80 then + n1=n1-0x100 + end + return n1+n2/0xFF +end +function files.readfixed4(f) + local a,b,c,d=byte(f:read(4),1,4) + local n1=0x100*a+b + local n2=0x100*c+d + if n1>=0x8000 then + n1=n1-0x10000 + end + return n1+n2/0xFFFF +end +if bit32 then + local extract=bit32.extract + local band=bit32.band + function files.read2dot14(f) + local a,b=byte(f:read(2),1,2) + if a>=0x80 then + local n=-(0x100*a+b) + return-(extract(n,14,2)+(band(n,0x3FFF)/16384.0)) + else + local n=0x100*a+b + return (extract(n,14,2)+(band(n,0x3FFF)/16384.0)) + end + end +end +function files.skipshort(f,n) + f:read(2*(n or 1)) +end +function files.skiplong(f,n) + f:read(4*(n or 1)) +end +if bit32 then + local rshift=bit32.rshift + function files.writecardinal2(f,n) + local a=char(n%256) + n=rshift(n,8) + local b=char(n%256) + f:write(b,a) + end + function files.writecardinal4(f,n) + local a=char(n%256) + n=rshift(n,8) + local b=char(n%256) + n=rshift(n,8) + local c=char(n%256) + n=rshift(n,8) + local d=char(n%256) + f:write(d,c,b,a) + end + function files.writecardinal2le(f,n) + local a=char(n%256) + n=rshift(n,8) + local b=char(n%256) + f:write(a,b) + end + function files.writecardinal4le(f,n) + local a=char(n%256) + n=rshift(n,8) + local b=char(n%256) + n=rshift(n,8) + local c=char(n%256) + n=rshift(n,8) + local d=char(n%256) + f:write(a,b,c,d) + end +else + local floor=math.floor + function files.writecardinal2(f,n) + local a=char(n%256) + n=floor(n/256) + local b=char(n%256) + f:write(b,a) + end + function files.writecardinal4(f,n) + local a=char(n%256) + n=floor(n/256) + local b=char(n%256) + n=floor(n/256) + local c=char(n%256) + n=floor(n/256) + local d=char(n%256) + f:write(d,c,b,a) + end + function files.writecardinal2le(f,n) + local a=char(n%256) + n=floor(n/256) + local b=char(n%256) + f:write(a,b) + end + function files.writecardinal4le(f,n) + local a=char(n%256) + n=floor(n/256) + local b=char(n%256) + n=floor(n/256) + local c=char(n%256) + n=floor(n/256) + local d=char(n%256) + f:write(a,b,c,d) + end +end +function files.writestring(f,s) + f:write(char(byte(s,1,#s))) +end +function files.writebyte(f,b) + f:write(char(b)) +end +if fio and fio.readcardinal1 then + files.readcardinal1=fio.readcardinal1 + files.readcardinal2=fio.readcardinal2 + files.readcardinal3=fio.readcardinal3 + files.readcardinal4=fio.readcardinal4 + files.readcardinal1le=fio.readcardinal1le or files.readcardinal1le + files.readcardinal2le=fio.readcardinal2le or files.readcardinal2le + files.readcardinal3le=fio.readcardinal3le or files.readcardinal3le + files.readcardinal4le=fio.readcardinal4le or files.readcardinal4le + files.readinteger1=fio.readinteger1 + files.readinteger2=fio.readinteger2 + files.readinteger3=fio.readinteger3 + files.readinteger4=fio.readinteger4 + files.readinteger1le=fio.readinteger1le or files.readinteger1le + files.readinteger2le=fio.readinteger2le or files.readinteger2le + files.readinteger3le=fio.readinteger3le or files.readinteger3le + files.readinteger4le=fio.readinteger4le or files.readinteger4le + files.readfixed2=fio.readfixed2 + files.readfixed4=fio.readfixed4 + files.read2dot14=fio.read2dot14 + files.setposition=fio.setposition + files.getposition=fio.getposition + files.readbyte=files.readcardinal1 + files.readsignedbyte=files.readinteger1 + files.readcardinal=files.readcardinal1 + files.readinteger=files.readinteger1 + local skipposition=fio.skipposition + files.skipposition=skipposition + files.readbytes=fio.readbytes + files.readbytetable=fio.readbytetable + function files.skipshort(f,n) + skipposition(f,2*(n or 1)) + end + function files.skiplong(f,n) + skipposition(f,4*(n or 1)) + end +end +if fio and fio.writecardinal1 then + files.writecardinal1=fio.writecardinal1 + files.writecardinal2=fio.writecardinal2 + files.writecardinal3=fio.writecardinal3 + files.writecardinal4=fio.writecardinal4 + files.writecardinal1le=fio.writecardinal1le + files.writecardinal2le=fio.writecardinal2le + files.writecardinal3le=fio.writecardinal3le + files.writecardinal4le=fio.writecardinal4le + files.writeinteger1=fio.writeinteger1 or fio.writecardinal1 + files.writeinteger2=fio.writeinteger2 or fio.writecardinal2 + files.writeinteger3=fio.writeinteger3 or fio.writecardinal3 + files.writeinteger4=fio.writeinteger4 or fio.writecardinal4 + files.writeinteger1le=files.writeinteger1le or fio.writecardinal1le + files.writeinteger2le=files.writeinteger2le or fio.writecardinal2le + files.writeinteger3le=files.writeinteger3le or fio.writecardinal3le + files.writeinteger4le=files.writeinteger4le or fio.writecardinal4le +end +if fio and fio.readcardinaltable then + files.readcardinaltable=fio.readcardinaltable + files.readintegertable=fio.readintegertable +else + local readcardinal1=files.readcardinal1 + local readcardinal2=files.readcardinal2 + local readcardinal3=files.readcardinal3 + local readcardinal4=files.readcardinal4 + function files.readcardinaltable(f,n,b) + local t={} + if b==1 then for i=1,n do t[i]=readcardinal1(f) end + elseif b==2 then for i=1,n do t[i]=readcardinal2(f) end + elseif b==3 then for i=1,n do t[i]=readcardinal3(f) end + elseif b==4 then for i=1,n do t[i]=readcardinal4(f) end end + return t + end + local readinteger1=files.readinteger1 + local readinteger2=files.readinteger2 + local readinteger3=files.readinteger3 + local readinteger4=files.readinteger4 + function files.readintegertable(f,n,b) + local t={} + if b==1 then for i=1,n do t[i]=readinteger1(f) end + elseif b==2 then for i=1,n do t[i]=readinteger2(f) end + elseif b==3 then for i=1,n do t[i]=readinteger3(f) end + elseif b==4 then for i=1,n do t[i]=readinteger4(f) end end + return t + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-sac"] = package.loaded["util-sac"] or true + +-- original size: 14071, stripped down to: 10417 + +if not modules then modules={} end modules ['util-sac']={ + version=1.001, + optimize=true, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local byte,sub=string.byte,string.sub +local tonumber=tonumber +utilities=utilities or {} +local streams={} +utilities.streams=streams +function streams.open(filename,zerobased) + local f=filename and io.loaddata(filename) + if f then + return { f,1,#f,zerobased or false } + end +end +function streams.openstring(f,zerobased) + if f then + return { f,1,#f,zerobased or false } + end +end +function streams.getstring(f) + if f then + return f[1] + end +end +function streams.close() +end +function streams.size(f) + return f and f[3] or 0 +end +streams.getsize=streams.size +function streams.setposition(f,i) + if f[4] then + if i<=0 then + f[2]=1 + else + f[2]=i+1 + end + else + if i<=1 then + f[2]=1 + else + f[2]=i + end + end +end +function streams.getposition(f) + if f[4] then + return f[2]-1 + else + return f[2] + end +end +function streams.look(f,n,chars) + local b=f[2] + local e=b+n-1 + if chars then + return sub(f[1],b,e) + else + return byte(f[1],b,e) + end +end +function streams.skip(f,n) + f[2]=f[2]+n +end +function streams.readbyte(f) + local i=f[2] + f[2]=i+1 + return byte(f[1],i) +end +function streams.readbytes(f,n) + local i=f[2] + local j=i+n + f[2]=j + return byte(f[1],i,j-1) +end +function streams.readbytetable(f,n) + local i=f[2] + local j=i+n + f[2]=j + return { byte(f[1],i,j-1) } +end +function streams.skipbytes(f,n) + f[2]=f[2]+n +end +function streams.readchar(f) + local i=f[2] + f[2]=i+1 + return sub(f[1],i,i) +end +function streams.readstring(f,n) + local i=f[2] + local j=i+n + f[2]=j + return sub(f[1],i,j-1) +end +function streams.readinteger1(f) + local i=f[2] + f[2]=i+1 + local n=byte(f[1],i) + if n>=0x80 then + return n-0x100 + else + return n + end +end +streams.readcardinal1=streams.readbyte +streams.readcardinal=streams.readcardinal1 +streams.readinteger=streams.readinteger1 +function streams.readcardinal2(f) + local i=f[2] + local j=i+1 + f[2]=j+1 + local a,b=byte(f[1],i,j) + return 0x100*a+b +end +function streams.readcardinal2le(f) + local i=f[2] + local j=i+1 + f[2]=j+1 + local b,a=byte(f[1],i,j) + return 0x100*a+b +end +function streams.readinteger2(f) + local i=f[2] + local j=i+1 + f[2]=j+1 + local a,b=byte(f[1],i,j) + if a>=0x80 then + return 0x100*a+b-0x10000 + else + return 0x100*a+b + end +end +function streams.readinteger2le(f) + local i=f[2] + local j=i+1 + f[2]=j+1 + local b,a=byte(f[1],i,j) + if a>=0x80 then + return 0x100*a+b-0x10000 + else + return 0x100*a+b + end +end +function streams.readcardinal3(f) + local i=f[2] + local j=i+2 + f[2]=j+1 + local a,b,c=byte(f[1],i,j) + return 0x10000*a+0x100*b+c +end +function streams.readcardinal3le(f) + local i=f[2] + local j=i+2 + f[2]=j+1 + local c,b,a=byte(f[1],i,j) + return 0x10000*a+0x100*b+c +end +function streams.readinteger3(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local a,b,c=byte(f[1],i,j) + if a>=0x80 then + return 0x10000*a+0x100*b+c-0x1000000 + else + return 0x10000*a+0x100*b+c + end +end +function streams.readinteger3le(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local c,b,a=byte(f[1],i,j) + if a>=0x80 then + return 0x10000*a+0x100*b+c-0x1000000 + else + return 0x10000*a+0x100*b+c + end +end +function streams.readcardinal4(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local a,b,c,d=byte(f[1],i,j) + return 0x1000000*a+0x10000*b+0x100*c+d +end +function streams.readcardinal4le(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local d,c,b,a=byte(f[1],i,j) + return 0x1000000*a+0x10000*b+0x100*c+d +end +function streams.readinteger4(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local a,b,c,d=byte(f[1],i,j) + if a>=0x80 then + return 0x1000000*a+0x10000*b+0x100*c+d-0x100000000 + else + return 0x1000000*a+0x10000*b+0x100*c+d + end +end +function streams.readinteger4le(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local d,c,b,a=byte(f[1],i,j) + if a>=0x80 then + return 0x1000000*a+0x10000*b+0x100*c+d-0x100000000 + else + return 0x1000000*a+0x10000*b+0x100*c+d + end +end +function streams.readfixed2(f) + local i=f[2] + local j=i+1 + f[2]=j+1 + local n1,n2=byte(f[1],i,j) + if n1>=0x80 then + n1=n1-0x100 + end + return n1+n2/0xFF +end +function streams.readfixed4(f) + local i=f[2] + local j=i+3 + f[2]=j+1 + local a,b,c,d=byte(f[1],i,j) + local n1=0x100*a+b + local n2=0x100*c+d + if n1>=0x8000 then + n1=n1-0x10000 + end + return n1+n2/0xFFFF +end +if bit32 then + local extract=bit32.extract + local band=bit32.band + function streams.read2dot14(f) + local i=f[2] + local j=i+1 + f[2]=j+1 + local a,b=byte(f[1],i,j) + if a>=0x80 then + local n=-(0x100*a+b) + return-(extract(n,14,2)+(band(n,0x3FFF)/16384.0)) + else + local n=0x100*a+b + return (extract(n,14,2)+(band(n,0x3FFF)/16384.0)) + end + end +end +function streams.skipshort(f,n) + f[2]=f[2]+2*(n or 1) +end +function streams.skiplong(f,n) + f[2]=f[2]+4*(n or 1) +end +if sio and sio.readcardinal2 then + local readcardinal1=sio.readcardinal1 + local readcardinal2=sio.readcardinal2 + local readcardinal3=sio.readcardinal3 + local readcardinal4=sio.readcardinal4 + local readinteger1=sio.readinteger1 + local readinteger2=sio.readinteger2 + local readinteger3=sio.readinteger3 + local readinteger4=sio.readinteger4 + local readfixed2=sio.readfixed2 + local readfixed4=sio.readfixed4 + local read2dot14=sio.read2dot14 + local readbytes=sio.readbytes + local readbytetable=sio.readbytetable + function streams.readcardinal1(f) + local i=f[2] + f[2]=i+1 + return readcardinal1(f[1],i) + end + function streams.readcardinal2(f) + local i=f[2] + f[2]=i+2 + return readcardinal2(f[1],i) + end + function streams.readcardinal3(f) + local i=f[2] + f[2]=i+3 + return readcardinal3(f[1],i) + end + function streams.readcardinal4(f) + local i=f[2] + f[2]=i+4 + return readcardinal4(f[1],i) + end + function streams.readinteger1(f) + local i=f[2] + f[2]=i+1 + return readinteger1(f[1],i) + end + function streams.readinteger2(f) + local i=f[2] + f[2]=i+2 + return readinteger2(f[1],i) + end + function streams.readinteger3(f) + local i=f[2] + f[2]=i+3 + return readinteger3(f[1],i) + end + function streams.readinteger4(f) + local i=f[2] + f[2]=i+4 + return readinteger4(f[1],i) + end + function streams.readfixed2(f) + local i=f[2] + f[2]=i+2 + return readfixed2(f[1],i) + end + function streams.readfixed4(f) + local i=f[2] + f[2]=i+4 + return readfixed4(f[1],i) + end + function streams.read2dot14(f) + local i=f[2] + f[2]=i+2 + return read2dot14(f[1],i) + end + function streams.readbytes(f,n) + local i=f[2] + local s=f[3] + local p=i+n + if p>s then + f[2]=s+1 + else + f[2]=p + end + return readbytes(f[1],i,n) + end + function streams.readbytetable(f,n) + local i=f[2] + local s=f[3] + local p=i+n + if p>s then + f[2]=s+1 + else + f[2]=p + end + return readbytetable(f[1],i,n) + end + streams.readbyte=streams.readcardinal1 + streams.readsignedbyte=streams.readinteger1 + streams.readcardinal=streams.readcardinal1 + streams.readinteger=streams.readinteger1 +end +if sio and sio.readcardinaltable then + local readcardinaltable=sio.readcardinaltable + local readintegertable=sio.readintegertable + function utilities.streams.readcardinaltable(f,n,b) + local i=f[2] + local s=f[3] + local p=i+n*b + if p>s then + f[2]=s+1 + else + f[2]=p + end + return readcardinaltable(f[1],i,n,b) + end + function utilities.streams.readintegertable(f,n,b) + local i=f[2] + local s=f[3] + local p=i+n*b + if p>s then + f[2]=s+1 + else + f[2]=p + end + return readintegertable(f[1],i,n,b) + end +else + local readcardinal1=streams.readcardinal1 + local readcardinal2=streams.readcardinal2 + local readcardinal3=streams.readcardinal3 + local readcardinal4=streams.readcardinal4 + function streams.readcardinaltable(f,n,b) + local i=f[2] + local s=f[3] + local p=i+n*b + if p>s then + f[2]=s+1 + else + f[2]=p + end + local t={} + if b==1 then for i=1,n do t[i]=readcardinal1(f[1],i) end + elseif b==2 then for i=1,n do t[i]=readcardinal2(f[1],i) end + elseif b==3 then for i=1,n do t[i]=readcardinal3(f[1],i) end + elseif b==4 then for i=1,n do t[i]=readcardinal4(f[1],i) end end + return t + end + local readinteger1=streams.readinteger1 + local readinteger2=streams.readinteger2 + local readinteger3=streams.readinteger3 + local readinteger4=streams.readinteger4 + function streams.readintegertable(f,n,b) + local i=f[2] + local s=f[3] + local p=i+n*b + if p>s then + f[2]=s+1 + else + f[2]=p + end + local t={} + if b==1 then for i=1,n do t[i]=readinteger1(f[1],i) end + elseif b==2 then for i=1,n do t[i]=readinteger2(f[1],i) end + elseif b==3 then for i=1,n do t[i]=readinteger3(f[1],i) end + elseif b==4 then for i=1,n do t[i]=readinteger4(f[1],i) end end + return t + end +end +do + local files=utilities.files + if files then + local openfile=files.open + local openstream=streams.open + local openstring=streams.openstring + local setmetatable=setmetatable + function io.newreader(str,method) + local f,m + if method=="string" then + f=openstring(str,true) + m=streams + elseif method=="stream" then + f=openstream(str,true) + m=streams + else + f=openfile(str,"rb") + m=files + end + if f then + local t={} + setmetatable(t,{ + __index=function(t,k) + local r=m[k] + if k=="close" then + if f then + m.close(f) + f=nil + end + return function() end + elseif r then + local v=function(_,a,b) return r(f,a,b) end + t[k]=v + return v + else + print("unknown key",k) + end + end + } ) + return t + end + end + end +end +if bit32 and not streams.tocardinal1 then + local extract=bit32.extract + local char=string.char + streams.tocardinal1=char + function streams.tocardinal2(n) return char(extract(8,8),extract(0,8)) end + function streams.tocardinal3(n) return char(extract(16,8),extract(8,8),extract(0,8)) end + function streams.tocardinal4(n) return char(extract(24,8),extract(16,8),extract(8,8),extract(0,8)) end + streams.tocardinal1le=char + function streams.tocardinal2le(n) return char(extract(0,8),extract(8,8)) end + function streams.tocardinal3le(n) return char(extract(0,8),extract(8,8),extract(16,8)) end + function streams.tocardinal4le(n) return char(extract(0,8),extract(8,8),extract(16,8),extract(24,8)) end +end +if not streams.readcstring then + local readchar=streams.readchar + local concat=table.concat + function streams.readcstring(f) + local t={} + while true do + local c=readchar(f) + if c and c~="\0" then + t[#t+1]=c + else + return concat(t) + end + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-sto"] = package.loaded["util-sto"] or true + +-- original size: 6661, stripped down to: 3074 + +if not modules then modules={} end modules ['util-sto']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local setmetatable,getmetatable,rawset,type=setmetatable,getmetatable,rawset,type +utilities=utilities or {} +utilities.storage=utilities.storage or {} +local storage=utilities.storage +function storage.mark(t) + if not t then + print("\nfatal error: storage cannot be marked\n") + os.exit() + return + end + local m=getmetatable(t) + if not m then + m={} + setmetatable(t,m) + end + m.__storage__=true + return t +end +function storage.allocate(t) + t=t or {} + local m=getmetatable(t) + if not m then + m={} + setmetatable(t,m) + end + m.__storage__=true + return t +end +function storage.marked(t) + local m=getmetatable(t) + return m and m.__storage__ +end +function storage.checked(t) + if not t then + report("\nfatal error: storage has not been allocated\n") + os.exit() + return + end + return t +end +function storage.setinitializer(data,initialize) + local m=getmetatable(data) or {} + m.__index=function(data,k) + m.__index=nil + initialize() + return data[k] + end + setmetatable(data,m) +end +local keyisvalue={ __index=function(t,k) + t[k]=k + return k +end } +function storage.sparse(t) + t=t or {} + setmetatable(t,keyisvalue) + return t +end +local function f_empty () return "" end +local function f_self (t,k) t[k]=k return k end +local function f_table (t,k) local v={} t[k]=v return v end +local function f_number(t,k) t[k]=0 return 0 end +local function f_ignore() end +local f_index={ + ["empty"]=f_empty, + ["self"]=f_self, + ["table"]=f_table, + ["number"]=f_number, +} +function table.setmetatableindex(t,f) + if type(t)~="table" then + f,t=t,{} + end + local m=getmetatable(t) + local i=f_index[f] or f + if m then + m.__index=i + else + setmetatable(t,{ __index=i }) + end + return t +end +local f_index={ + ["ignore"]=f_ignore, +} +function table.setmetatablenewindex(t,f) + if type(t)~="table" then + f,t=t,{} + end + local m=getmetatable(t) + local i=f_index[f] or f + if m then + m.__newindex=i + else + setmetatable(t,{ __newindex=i }) + end + return t +end +function table.setmetatablecall(t,f) + if type(t)~="table" then + f,t=t,{} + end + local m=getmetatable(t) + if m then + m.__call=f + else + setmetatable(t,{ __call=f }) + end + return t +end +function table.setmetatableindices(t,f,n,c) + if type(t)~="table" then + f,t=t,{} + end + local m=getmetatable(t) + local i=f_index[f] or f + if m then + m.__index=i + m.__newindex=n + m.__call=c + else + setmetatable(t,{ + __index=i, + __newindex=n, + __call=c, + }) + end + return t +end +function table.setmetatablekey(t,key,value) + local m=getmetatable(t) + if not m then + m={} + setmetatable(t,m) + end + m[key]=value + return t +end +function table.getmetatablekey(t,key,value) + local m=getmetatable(t) + return m and m[key] +end +function table.makeweak(t) + if not t then + t={} + end + local m=getmetatable(t) + if m then + m.__mode="v" + else + setmetatable(t,{ __mode="v" }) + end + return t +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-prs"] = package.loaded["util-prs"] or true + +-- original size: 25542, stripped down to: 16783 + +if not modules then modules={} end modules ['util-prs']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local lpeg,table,string=lpeg,table,string +local P,R,V,S,C,Ct,Cs,Carg,Cc,Cg,Cf,Cp=lpeg.P,lpeg.R,lpeg.V,lpeg.S,lpeg.C,lpeg.Ct,lpeg.Cs,lpeg.Carg,lpeg.Cc,lpeg.Cg,lpeg.Cf,lpeg.Cp +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local concat,gmatch,find=table.concat,string.gmatch,string.find +local tonumber,tostring,type,next,rawset=tonumber,tostring,type,next,rawset +local mod,div=math.mod,math.div +utilities=utilities or {} +local parsers=utilities.parsers or {} +utilities.parsers=parsers +local patterns=parsers.patterns or {} +parsers.patterns=patterns +local setmetatableindex=table.setmetatableindex +local sortedhash=table.sortedhash +local sortedkeys=table.sortedkeys +local tohash=table.tohash +local hashes={} +parsers.hashes=hashes +local digit=R("09") +local space=P(' ') +local equal=P("=") +local colon=P(":") +local comma=P(",") +local lbrace=P("{") +local rbrace=P("}") +local lparent=P("(") +local rparent=P(")") +local lbracket=P("[") +local rbracket=P("]") +local period=S(".") +local punctuation=S(".,:;") +local spacer=lpegpatterns.spacer +local whitespace=lpegpatterns.whitespace +local newline=lpegpatterns.newline +local anything=lpegpatterns.anything +local endofstring=lpegpatterns.endofstring +local nobrace=1-(lbrace+rbrace ) +local noparent=1-(lparent+rparent) +local nobracket=1-(lbracket+rbracket) +local escape,left,right=P("\\"),P('{'),P('}') +lpegpatterns.balanced=P { + ((escape*(left+right))+(1-(left+right))+V(2))^0, + left*V(1)*right +} +local nestedbraces=P { lbrace*(nobrace+V(1))^0*rbrace } +local nestedparents=P { lparent*(noparent+V(1))^0*rparent } +local nestedbrackets=P { lbracket*(nobracket+V(1))^0*rbracket } +local spaces=space^0 +local argument=Cs((lbrace/"")*((nobrace+nestedbraces)^0)*(rbrace/"")) +local content=(1-endofstring)^0 +lpegpatterns.nestedbraces=nestedbraces +lpegpatterns.nestedparents=nestedparents +lpegpatterns.nestedbrackets=nestedbrackets +lpegpatterns.nested=nestedbraces +lpegpatterns.argument=argument +lpegpatterns.content=content +local value=lbrace*C((nobrace+nestedbraces)^0)*rbrace+C((nestedbraces+(1-comma))^0) +local key=C((1-equal-comma)^1) +local pattern_a=(space+comma)^0*(key*equal*value+key*C("")) +local pattern_c=(space+comma)^0*(key*equal*value) +local pattern_d=(space+comma)^0*(key*(equal+colon)*value+key*C("")) +local key=C((1-space-equal-comma)^1) +local pattern_b=spaces*comma^0*spaces*(key*((spaces*equal*spaces*value)+C(""))) +local hash={} +local function set(key,value) + hash[key]=value +end +local pattern_a_s=(pattern_a/set)^1 +local pattern_b_s=(pattern_b/set)^1 +local pattern_c_s=(pattern_c/set)^1 +local pattern_d_s=(pattern_d/set)^1 +patterns.settings_to_hash_a=pattern_a_s +patterns.settings_to_hash_b=pattern_b_s +patterns.settings_to_hash_c=pattern_c_s +patterns.settings_to_hash_d=pattern_d_s +function parsers.make_settings_to_hash_pattern(set,how) + if how=="strict" then + return (pattern_c/set)^1 + elseif how=="tolerant" then + return (pattern_b/set)^1 + else + return (pattern_a/set)^1 + end +end +function parsers.settings_to_hash(str,existing) + if not str or str=="" then + return {} + elseif type(str)=="table" then + if existing then + for k,v in next,str do + existing[k]=v + end + return exiting + else + return str + end + else + hash=existing or {} + lpegmatch(pattern_a_s,str) + return hash + end +end +function parsers.settings_to_hash_colon_too(str) + if not str or str=="" then + return {} + elseif type(str)=="table" then + return str + else + hash={} + lpegmatch(pattern_d_s,str) + return hash + end +end +function parsers.settings_to_hash_tolerant(str,existing) + if not str or str=="" then + return {} + elseif type(str)=="table" then + if existing then + for k,v in next,str do + existing[k]=v + end + return exiting + else + return str + end + else + hash=existing or {} + lpegmatch(pattern_b_s,str) + return hash + end +end +function parsers.settings_to_hash_strict(str,existing) + if not str or str=="" then + return nil + elseif type(str)=="table" then + if existing then + for k,v in next,str do + existing[k]=v + end + return exiting + else + return str + end + elseif str and str~="" then + hash=existing or {} + lpegmatch(pattern_c_s,str) + return next(hash) and hash + end +end +local separator=comma*space^0 +local value=lbrace*C((nobrace+nestedbraces)^0)*rbrace+C((nestedbraces+(1-comma))^0) +local pattern=spaces*Ct(value*(separator*value)^0) +patterns.settings_to_array=pattern +function parsers.settings_to_array(str,strict) + if not str or str=="" then + return {} + elseif type(str)=="table" then + return str + elseif strict then + if find(str,"{",1,true) then + return lpegmatch(pattern,str) + else + return { str } + end + elseif find(str,",",1,true) then + return lpegmatch(pattern,str) + else + return { str } + end +end +function parsers.settings_to_numbers(str) + if not str or str=="" then + return {} + end + if type(str)=="table" then + elseif find(str,",",1,true) then + str=lpegmatch(pattern,str) + else + return { tonumber(str) } + end + for i=1,#str do + str[i]=tonumber(str[i]) + end + return str +end +local value=lbrace*C((nobrace+nestedbraces)^0)*rbrace+C((nestedbraces+nestedbrackets+nestedparents+(1-comma))^0) +local pattern=spaces*Ct(value*(separator*value)^0) +function parsers.settings_to_array_obey_fences(str) + return lpegmatch(pattern,str) +end +local cache_a={} +local cache_b={} +function parsers.groupedsplitat(symbol,withaction) + if not symbol then + symbol="," + end + local pattern=(withaction and cache_b or cache_a)[symbol] + if not pattern then + local symbols=S(symbol) + local separator=space^0*symbols*space^0 + local value=lbrace*C((nobrace+nestedbraces)^0)*rbrace+C((nestedbraces+(1-(space^0*(symbols+P(-1)))))^0) + if withaction then + local withvalue=Carg(1)*value/function(f,s) return f(s) end + pattern=spaces*withvalue*(separator*withvalue)^0 + cache_b[symbol]=pattern + else + pattern=spaces*Ct(value*(separator*value)^0) + cache_a[symbol]=pattern + end + end + return pattern +end +local pattern_a=parsers.groupedsplitat(",",false) +local pattern_b=parsers.groupedsplitat(",",true) +function parsers.stripped_settings_to_array(str) + if not str or str=="" then + return {} + else + return lpegmatch(pattern_a,str) + end +end +function parsers.process_stripped_settings(str,action) + if not str or str=="" then + return {} + else + return lpegmatch(pattern_b,str,1,action) + end +end +local function set(t,v) + t[#t+1]=v +end +local value=P(Carg(1)*value)/set +local pattern=value*(separator*value)^0*Carg(1) +function parsers.add_settings_to_array(t,str) + return lpegmatch(pattern,str,nil,t) +end +function parsers.hash_to_string(h,separator,yes,no,strict,omit) + if h then + local t={} + local tn=0 + local s=sortedkeys(h) + omit=omit and tohash(omit) + for i=1,#s do + local key=s[i] + if not omit or not omit[key] then + local value=h[key] + if type(value)=="boolean" then + if yes and no then + if value then + tn=tn+1 + t[tn]=key..'='..yes + elseif not strict then + tn=tn+1 + t[tn]=key..'='..no + end + elseif value or not strict then + tn=tn+1 + t[tn]=key..'='..tostring(value) + end + else + tn=tn+1 + t[tn]=key..'='..value + end + end + end + return concat(t,separator or ",") + else + return "" + end +end +function parsers.array_to_string(a,separator) + if a then + return concat(a,separator or ",") + else + return "" + end +end +local pattern=Cf(Ct("")*Cg(C((1-S(", "))^1)*S(", ")^0*Cc(true))^1,rawset) +function parsers.settings_to_set(str) + return str and lpegmatch(pattern,str) or {} +end +hashes.settings_to_set=table.setmetatableindex(function(t,k) + local v=k and lpegmatch(pattern,k) or {} + t[k]=v + return v +end) +getmetatable(hashes.settings_to_set).__mode="kv" +function parsers.simple_hash_to_string(h,separator) + local t={} + local tn=0 + for k,v in sortedhash(h) do + if v then + tn=tn+1 + t[tn]=k + end + end + return concat(t,separator or ",") +end +local str=Cs(lpegpatterns.unquoted)+C((1-whitespace-equal)^1) +local setting=Cf(Carg(1)*(whitespace^0*Cg(str*whitespace^0*(equal*whitespace^0*str+Cc(""))))^1,rawset) +local splitter=setting^1 +function parsers.options_to_hash(str,target) + return str and lpegmatch(splitter,str,1,target or {}) or {} +end +local splitter=lpeg.tsplitat(" ") +function parsers.options_to_array(str) + return str and lpegmatch(splitter,str) or {} +end +local value=P(lbrace*C((nobrace+nestedbraces)^0)*rbrace)+C(digit^1*lparent*(noparent+nestedparents)^1*rparent)+C((nestedbraces+(1-comma))^1) +local pattern_a=spaces*Ct(value*(separator*value)^0) +local function repeater(n,str) + if not n then + return str + else + local s=lpegmatch(pattern_a,str) + if n==1 then + return unpack(s) + else + local t={} + local tn=0 + for i=1,n do + for j=1,#s do + tn=tn+1 + t[tn]=s[j] + end + end + return unpack(t) + end + end +end +local value=P(lbrace*C((nobrace+nestedbraces)^0)*rbrace)+(C(digit^1)/tonumber*lparent*Cs((noparent+nestedparents)^1)*rparent)/repeater+C((nestedbraces+(1-comma))^1) +local pattern_b=spaces*Ct(value*(separator*value)^0) +function parsers.settings_to_array_with_repeat(str,expand) + if expand then + return lpegmatch(pattern_b,str) or {} + else + return lpegmatch(pattern_a,str) or {} + end +end +local value=lbrace*C((nobrace+nestedbraces)^0)*rbrace +local pattern=Ct((space+value)^0) +function parsers.arguments_to_table(str) + return lpegmatch(pattern,str) +end +function parsers.getparameters(self,class,parentclass,settings) + local sc=self[class] + if not sc then + sc={} + self[class]=sc + if parentclass then + local sp=self[parentclass] + if not sp then + sp={} + self[parentclass]=sp + end + setmetatableindex(sc,sp) + end + end + parsers.settings_to_hash(settings,sc) +end +function parsers.listitem(str) + return gmatch(str,"[^, ]+") +end +local pattern=Cs { "start", + start=V("one")+V("two")+V("three"), + rest=(Cc(",")*V("thousand"))^0*(P(".")+endofstring)*anything^0, + thousand=digit*digit*digit, + one=digit*V("rest"), + two=digit*digit*V("rest"), + three=V("thousand")*V("rest"), +} +lpegpatterns.splitthousands=pattern +function parsers.splitthousands(str) + return lpegmatch(pattern,str) or str +end +local optionalwhitespace=whitespace^0 +lpegpatterns.words=Ct((Cs((1-punctuation-whitespace)^1)+anything)^1) +lpegpatterns.sentences=Ct((optionalwhitespace*Cs((1-period)^0*period))^1) +lpegpatterns.paragraphs=Ct((optionalwhitespace*Cs((whitespace^1*endofstring/""+1-(spacer^0*newline*newline))^1))^1) +local dquote=P('"') +local equal=P('=') +local escape=P('\\') +local separator=S(' ,') +local key=C((1-equal)^1) +local value=dquote*C((1-dquote-escape*dquote)^0)*dquote +local pattern=Cf(Ct("")*(Cg(key*equal*value)*separator^0)^1,rawset)^0*P(-1) +function parsers.keq_to_hash(str) + if str and str~="" then + return lpegmatch(pattern,str) + else + return {} + end +end +local defaultspecification={ separator=",",quote='"' } +function parsers.csvsplitter(specification) + specification=specification and setmetatableindex(specification,defaultspecification) or defaultspecification + local separator=specification.separator + local quotechar=specification.quote + local numbers=specification.numbers + local separator=S(separator~="" and separator or ",") + local whatever=C((1-separator-newline)^0) + if quotechar and quotechar~="" then + local quotedata=nil + for chr in gmatch(quotechar,".") do + local quotechar=P(chr) + local quoteitem=(1-quotechar)^0 + local quoteword=quotechar*(numbers and (quoteitem/tonumber) or C(quoteitem))*quotechar + if quotedata then + quotedata=quotedata+quoteword + else + quotedata=quoteword + end + end + whatever=quotedata+whatever + end + local parser=Ct((Ct(whatever*(separator*whatever)^0)*S("\n\r")^1)^0 ) + return function(data) + return lpegmatch(parser,data) + end +end +function parsers.rfc4180splitter(specification) + specification=specification and setmetatableindex(specification,defaultspecification) or defaultspecification + local numbers=specification.numbers + local separator=specification.separator + local quotechar=P(specification.quote) + local dquotechar=quotechar*quotechar +/specification.quote + local separator=S(separator~="" and separator or ",") + local whatever=(dquotechar+(1-quotechar))^0 + local escaped=quotechar*(numbers and (whatever/tonumber) or Cs(whatever))*quotechar + local non_escaped=C((1-quotechar-newline-separator)^1) + local field=escaped+non_escaped+Cc("") + local record=Ct(field*(separator*field)^1) + local headerline=record*Cp() + local morerecords=(newline^(specification.strict and -1 or 1)*record)^0 + local headeryes=Ct(morerecords) + local headernop=Ct(record*morerecords) + return function(data,getheader) + if getheader then + local header,position=lpegmatch(headerline,data) + local data=lpegmatch(headeryes,data,position) + return data,header + else + return lpegmatch(headernop,data) + end + end +end +local function ranger(first,last,n,action) + if not first then + elseif last==true then + for i=first,n or first do + action(i) + end + elseif last then + for i=first,last do + action(i) + end + else + action(first) + end +end +local cardinal=(lpegpatterns.hexadecimal+lpegpatterns.cardinal)/tonumber +local spacers=lpegpatterns.spacer^0 +local endofstring=lpegpatterns.endofstring +local stepper=spacers*(cardinal*(spacers*S(":-")*spacers*(cardinal+Cc(true) )+Cc(false) )*Carg(1)*Carg(2)/ranger*S(", ")^0 )^1 +local stepper=spacers*(cardinal*(spacers*S(":-")*spacers*(cardinal+(P("*")+endofstring)*Cc(true) )+Cc(false) )*Carg(1)*Carg(2)/ranger*S(", ")^0 )^1*endofstring +function parsers.stepper(str,n,action) + local ts=type(str) + if type(n)=="function" then + if ts=="number" then + n(str) + elseif ts=="table" then + for i=1,#str do + n(str[i]) + end + else + lpegmatch(stepper,str,1,false,n or print) + end + elseif ts=="string" then + lpegmatch(stepper,str,1,n,action or print) + end +end +local pattern_math=Cs((P("%")/"\\percent "+P("^")*Cc("{")*lpegpatterns.integer*Cc("}")+anything)^0) +local pattern_text=Cs((P("%")/"\\percent "+(P("^")/"\\high")*Cc("{")*lpegpatterns.integer*Cc("}")+anything)^0) +patterns.unittotex=pattern +function parsers.unittotex(str,textmode) + return lpegmatch(textmode and pattern_text or pattern_math,str) +end +local pattern=Cs((P("^")/"<sup>"*lpegpatterns.integer*Cc("</sup>")+anything)^0) +function parsers.unittoxml(str) + return lpegmatch(pattern,str) +end +local cache={} +local spaces=lpegpatterns.space^0 +local dummy=function() end +setmetatableindex(cache,function(t,k) + local separator=S(k) + local value=(1-separator)^0 + local pattern=spaces*C(value)*separator^0*Cp() + t[k]=pattern + return pattern +end) +local commalistiterator=cache[","] +function parsers.iterator(str,separator) + local n=#str + if n==0 then + return dummy + else + local pattern=separator and cache[separator] or commalistiterator + local p=1 + return function() + if p<=n then + local s,e=lpegmatch(pattern,str,p) + if e then + p=e + return s + end + end + end + end +end +local function initialize(t,name) + local source=t[name] + if source then + local result={} + for k,v in next,t[name] do + result[k]=v + end + return result + else + return {} + end +end +local function fetch(t,name) + return t[name] or {} +end +local function process(result,more) + for k,v in next,more do + result[k]=v + end + return result +end +local name=C((1-S(", "))^1) +local parser=(Carg(1)*name/initialize)*(S(", ")^1*(Carg(1)*name/fetch))^0 +local merge=Cf(parser,process) +function parsers.mergehashes(hash,list) + return lpegmatch(merge,list,1,hash) +end +function parsers.runtime(time) + if not time then + time=os.runtime() + end + local days=div(time,24*60*60) + time=mod(time,24*60*60) + local hours=div(time,60*60) + time=mod(time,60*60) + local minutes=div(time,60) + local seconds=mod(time,60) + return days,hours,minutes,seconds +end +local spacing=whitespace^0 +local apply=P("->") +local method=C((1-apply)^1) +local token=lbrace*C((1-rbrace)^1)*rbrace+C(anything^1) +local pattern=spacing*(method*spacing*apply+Carg(1))*spacing*token +function parsers.splitmethod(str,default) + if str then + return lpegmatch(pattern,str,1,default or false) + else + return default or false,"" + end +end +local p_year=lpegpatterns.digit^4/tonumber +local pattern=Cf(Ct("")*( + (Cg(Cc("year")*p_year)*S("-/")*Cg(Cc("month")*cardinal)*S("-/")*Cg(Cc("day")*cardinal) + )+(Cg(Cc("day")*cardinal)*S("-/")*Cg(Cc("month")*cardinal)*S("-/")*Cg(Cc("year")*p_year) + )+(Cg(Cc("year")*p_year)*S("-/")*Cg(Cc("month")*cardinal) + )+(Cg(Cc("month")*cardinal)*S("-/")*Cg(Cc("year")*p_year) + ) + )*( + P(" ")*Cg(Cc("hour")*cardinal)*P(":")*Cg(Cc("min")*cardinal)*(P(":")*Cg(Cc("sec")*cardinal))^-1+P(-1) ) +,rawset) +lpegpatterns.splittime=pattern +function parsers.totime(str) + return lpegmatch(pattern,str) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-fmt"] = package.loaded["util-fmt"] or true + +-- original size: 2541, stripped down to: 1624 + +if not modules then modules={} end modules ['util-fmt']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +utilities=utilities or {} +utilities.formatters=utilities.formatters or {} +local formatters=utilities.formatters +local concat,format=table.concat,string.format +local tostring,type=tostring,type +local strip=string.strip +local lpegmatch=lpeg.match +local stripper=lpeg.patterns.stripzeros +function formatters.stripzeros(str) + return lpegmatch(stripper,str) +end +function formatters.formatcolumns(result,between) + if result and #result>0 then + between=between or " " + local widths,numbers={},{} + local first=result[1] + local n=#first + for i=1,n do + widths[i]=0 + end + for i=1,#result do + local r=result[i] + for j=1,n do + local rj=r[j] + local tj=type(rj) + if tj=="number" then + numbers[j]=true + rj=tostring(rj) + elseif tj~="string" then + rj=tostring(rj) + r[j]=rj + end + local w=#rj + if w>widths[j] then + widths[j]=w + end + end + end + for i=1,n do + local w=widths[i] + if numbers[i] then + if w>80 then + widths[i]="%s"..between + else + widths[i]="%0"..w.."i"..between + end + else + if w>80 then + widths[i]="%s"..between + elseif w>0 then + widths[i]="%-"..w.."s"..between + else + widths[i]="%s" + end + end + end + local template=strip(concat(widths)) + for i=1,#result do + local str=format(template,unpack(result[i])) + result[i]=strip(str) + end + end + return result +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-reset"] = package.loaded["util-soc-imp-reset"] or true + +-- original size: 374, stripped down to: 282 + +local loaded=package.loaded +loaded["socket"]=nil +loaded["copas"]=nil +loaded["ltn12"]=nil +loaded["mbox"]=nil +loaded["mime"]=nil +loaded["socket.url"]=nil +loaded["socket.headers"]=nil +loaded["socket.tp"]=nil +loaded["socket.http"]=nil +loaded["socket.ftp"]=nil +loaded["socket.smtp"]=nil + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-socket"] = package.loaded["util-soc-imp-socket"] or true + +-- original size: 4905, stripped down to: 3562 + + +local type,tostring,setmetatable=type,tostring,setmetatable +local min=math.min +local format=string.format +local socket=socket or package.loaded.socket or require("socket.core") +local connect=socket.connect +local tcp4=socket.tcp4 +local tcp6=socket.tcp6 +local getaddrinfo=socket.dns.getaddrinfo +local defaulthost="0.0.0.0" +local function report(fmt,first,...) + if logs then + report=logs and logs.reporter("socket") + report(fmt,first,...) + elseif fmt then + fmt="socket: "..fmt + if first then + print(format(fmt,first,...)) + else + print(fmt) + end + end +end +socket.report=report +function socket.connect4(address,port,laddress,lport) + return connect(address,port,laddress,lport,"inet") +end +function socket.connect6(address,port,laddress,lport) + return connect(address,port,laddress,lport,"inet6") +end +function socket.bind(host,port,backlog) + if host=="*" or host=="" then + host=defaulthost + end + local addrinfo,err=getaddrinfo(host) + if not addrinfo then + return nil,err + end + for i=1,#addrinfo do + local alt=addrinfo[i] + local sock,err=(alt.family=="inet" and tcp4 or tcp6)() + if not sock then + return nil,err or "unknown error" + end + sock:setoption("reuseaddr",true) + local res,err=sock:bind(alt.addr,port) + if res then + res,err=sock:listen(backlog) + if res then + return sock + else + sock:close() + end + else + sock:close() + end + end + return nil,"invalid address" +end +socket.try=socket.newtry() +function socket.choose(list) + return function(name,opt1,opt2) + if type(name)~="string" then + name,opt1,opt2="default",name,opt1 + end + local f=list[name or "nil"] + if f then + return f(opt1,opt2) + else + report("error: unknown key '%s'",tostring(name)) + end + end +end +local sourcet={} +local sinkt={} +socket.sourcet=sourcet +socket.sinkt=sinkt +socket.BLOCKSIZE=2048 +sinkt["close-when-done"]=function(sock) + return setmetatable ( + { + getfd=function() return sock:getfd() end, + dirty=function() return sock:dirty() end, + }, + { + __call=function(self,chunk,err) + if chunk then + return sock:send(chunk) + else + sock:close() + return 1 + end + end + } + ) +end +sinkt["keep-open"]=function(sock) + return setmetatable ( + { + getfd=function() return sock:getfd() end, + dirty=function() return sock:dirty() end, + },{ + __call=function(self,chunk,err) + if chunk then + return sock:send(chunk) + else + return 1 + end + end + } + ) +end +sinkt["default"]=sinkt["keep-open"] +socket.sink=socket.choose(sinkt) +sourcet["by-length"]=function(sock,length) + local blocksize=socket.BLOCKSIZE + return setmetatable ( + { + getfd=function() return sock:getfd() end, + dirty=function() return sock:dirty() end, + }, + { + __call=function() + if length<=0 then + return nil + end + local chunk,err=sock:receive(min(blocksize,length)) + if err then + return nil,err + end + length=length-#chunk + return chunk + end + } + ) +end +sourcet["until-closed"]=function(sock) + local blocksize=socket.BLOCKSIZE + local done=false + return setmetatable ( + { + getfd=function() return sock:getfd() end, + dirty=function() return sock:dirty() end, + },{ + __call=function() + if done then + return nil + end + local chunk,status,partial=sock:receive(blocksize) + if not status then + return chunk + elseif status=="closed" then + sock:close() + done=true + return partial + else + return nil,status + end + end + } + ) +end +sourcet["default"]=sourcet["until-closed"] +socket.source=socket.choose(sourcet) +_G.socket=socket +package.loaded["socket"]=socket + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-copas"] = package.loaded["util-soc-imp-copas"] or true + +-- original size: 26186, stripped down to: 14893 + + +local socket=socket or require("socket") +local ssl=ssl or nil +local WATCH_DOG_TIMEOUT=120 +local UDP_DATAGRAM_MAX=8192 +local type,next,pcall,getmetatable,tostring=type,next,pcall,getmetatable,tostring +local min,max,random=math.min,math.max,math.random +local find=string.find +local insert,remove=table.insert,table.remove +local gettime=socket.gettime +local selectsocket=socket.select +local createcoroutine=coroutine.create +local resumecoroutine=coroutine.resume +local yieldcoroutine=coroutine.yield +local runningcoroutine=coroutine.running +local function report(fmt,first,...) + if logs then + report=logs and logs.reporter("copas") + report(fmt,first,...) + elseif fmt then + fmt="copas: "..fmt + if first then + print(format(fmt,first,...)) + else + print(fmt) + end + end +end +local copas={ + _COPYRIGHT="Copyright (C) 2005-2016 Kepler Project", + _DESCRIPTION="Coroutine Oriented Portable Asynchronous Services", + _VERSION="Copas 2.0.1", + autoclose=true, + running=false, + report=report, + trace=false, +} +local function statushandler(status,...) + if status then + return... + end + local err=(...) + if type(err)=="table" then + err=err[1] + end + if copas.trace then + report("error: %s",tostring(err)) + end + return nil,err +end +function socket.protect(func) + return function(...) + return statushandler(pcall(func,...)) + end +end +function socket.newtry(finalizer) + return function (...) + local status=(...) + if not status then + local detail=select(2,...) + pcall(finalizer,detail) + if copas.trace then + report("error: %s",tostring(detail)) + end + return + end + return... + end +end +local function newset() + local reverse={} + local set={} + local queue={} + setmetatable(set,{ + __index={ + insert=function(set,value) + if not reverse[value] then + local n=#set+1 + set[n]=value + reverse[value]=n + end + end, + remove=function(set,value) + local index=reverse[value] + if index then + reverse[value]=nil + local n=#set + local top=set[n] + set[n]=nil + if top~=value then + reverse[top]=index + set[index]=top + end + end + end, + push=function (set,key,itm) + local entry=queue[key] + if entry==nil then + queue[key]={ itm } + else + entry[#entry+1]=itm + end + end, + pop=function (set,key) + local top=queue[key] + if top~=nil then + local ret=remove(top,1) + if top[1]==nil then + queue[key]=nil + end + return ret + end + end + } + } ) + return set +end +local _sleeping={ + times={}, + cos={}, + lethargy={}, + insert=function() + end, + remove=function() + end, + push=function(self,sleeptime,co) + if not co then + return + end + if sleeptime<0 then + self.lethargy[co]=true + return + else + sleeptime=gettime()+sleeptime + end + local t=self.times + local c=self.cos + local i=1 + local n=#t + while i<=n and t[i]<=sleeptime do + i=i+1 + end + insert(t,i,sleeptime) + insert(c,i,co) + end, + getnext= + function(self) + local t=self.times + local delay=t[1] and t[1]-gettime() or nil + return delay and max(delay,0) or nil + end, + pop= + function(self,time) + local t=self.times + local c=self.cos + if #t==0 or time<t[1] then + return + end + local co=c[1] + remove(t,1) + remove(c,1) + return co + end, + wakeup=function(self,co) + local let=self.lethargy + if let[co] then + self:push(0,co) + let[co]=nil + else + local c=self.cos + local t=self.times + for i=1,#c do + if c[i]==co then + remove(c,i) + remove(t,i) + self:push(0,co) + return + end + end + end + end +} +local _servers=newset() +local _reading=newset() +local _writing=newset() +local _reading_log={} +local _writing_log={} +local _is_timeout={ + timeout=true, + wantread=true, + wantwrite=true, +} +local function isTCP(socket) + return not find(tostring(socket),"^udp") +end +local function copasreceive(client,pattern,part) + if not pattern or pattern=="" then + pattern="*l" + end + local current_log=_reading_log + local s,err + repeat + s,err,part=client:receive(pattern,part) + if s or (not _is_timeout[err]) then + current_log[client]=nil + return s,err,part + end + if err=="wantwrite" then + current_log=_writing_log + current_log[client]=gettime() + yieldcoroutine(client,_writing) + else + current_log=_reading_log + current_log[client]=gettime() + yieldcoroutine(client,_reading) + end + until false +end +local function copasreceivefrom(client,size) + local s,err,port + if not size or size==0 then + size=UDP_DATAGRAM_MAX + end + repeat + s,err,port=client:receivefrom(size) + if s or err~="timeout" then + _reading_log[client]=nil + return s,err,port + end + _reading_log[client]=gettime() + yieldcoroutine(client,_reading) + until false +end +local function copasreceivepartial(client,pattern,part) + if not pattern or pattern=="" then + pattern="*l" + end + local logger=_reading_log + local queue=_reading + local s,err + repeat + s,err,part=client:receive(pattern,part) + if s or (type(pattern)=="number" and part~="" and part) or not _is_timeout[err] then + logger[client]=nil + return s,err,part + end + if err=="wantwrite" then + logger=_writing_log + queue=_writing + else + logger=_reading_log + queue=_reading + end + logger[client]=gettime() + yieldcoroutine(client,queue) + until false +end +local function copassend(client,data,from,to) + if not from then + from=1 + end + local lastIndex=from-1 + local logger=_writing_log + local queue=_writing + local s,err + repeat + s,err,lastIndex=client:send(data,lastIndex+1,to) + if random(100)>90 then + logger[client]=gettime() + yieldcoroutine(client,queue) + end + if s or not _is_timeout[err] then + logger[client]=nil + return s,err,lastIndex + end + if err=="wantread" then + logger=_reading_log + queue=_reading + else + logger=_writing_log + queue=_writing + end + logger[client]=gettime() + yieldcoroutine(client,queue) + until false +end +local function copassendto(client,data,ip,port) + repeat + local s,err=client:sendto(data,ip,port) + if random(100)>90 then + _writing_log[client]=gettime() + yieldcoroutine(client,_writing) + end + if s or err~="timeout" then + _writing_log[client]=nil + return s,err + end + _writing_log[client]=gettime() + yieldcoroutine(client,_writing) + until false +end +local function copasconnect(skt,host,port) + skt:settimeout(0) + local ret,err,tried_more_than_once + repeat + ret,err=skt:connect (host,port) + if ret or (err~="timeout" and err~="Operation already in progress") then + if not ret and err=="already connected" and tried_more_than_once then + ret=1 + err=nil + end + _writing_log[skt]=nil + return ret,err + end + tried_more_than_once=tried_more_than_once or true + _writing_log[skt]=gettime() + yieldcoroutine(skt,_writing) + until false +end +local function copasdohandshake(skt,sslt) + if not ssl then + ssl=require("ssl") + end + if not ssl then + report("error: no ssl library") + return + end + local nskt,err=ssl.wrap(skt,sslt) + if not nskt then + report("error: %s",tostring(err)) + return + end + nskt:settimeout(0) + local queue + repeat + local success,err=nskt:dohandshake() + if success then + return nskt + elseif err=="wantwrite" then + queue=_writing + elseif err=="wantread" then + queue=_reading + else + report("error: %s",tostring(err)) + return + end + yieldcoroutine(nskt,queue) + until false +end +local function copasflush(client) +end +copas.connect=copassconnect +copas.send=copassend +copas.sendto=copassendto +copas.receive=copasreceive +copas.receivefrom=copasreceivefrom +copas.copasreceivepartial=copasreceivepartial +copas.copasreceivePartial=copasreceivepartial +copas.dohandshake=copasdohandshake +copas.flush=copasflush +local function _skt_mt_tostring(self) + return tostring(self.socket).." (copas wrapped)" +end +local _skt_mt_tcp_index={ + send=function(self,data,from,to) + return copassend (self.socket,data,from,to) + end, + receive=function (self,pattern,prefix) + if self.timeout==0 then + return copasreceivePartial(self.socket,pattern,prefix) + else + return copasreceive(self.socket,pattern,prefix) + end + end, + flush=function (self) + return copasflush(self.socket) + end, + settimeout=function (self,time) + self.timeout=time + return true + end, + connect=function(self,...) + local res,err=copasconnect(self.socket,...) + if res and self.ssl_params then + res,err=self:dohandshake() + end + return res,err + end, + close=function(self,...) + return self.socket:close(...) + end, + bind=function(self,...) + return self.socket:bind(...) + end, + getsockname=function(self,...) + return self.socket:getsockname(...) + end, + getstats=function(self,...) + return self.socket:getstats(...) + end, + setstats=function(self,...) + return self.socket:setstats(...) + end, + listen=function(self,...) + return self.socket:listen(...) + end, + accept=function(self,...) + return self.socket:accept(...) + end, + setoption=function(self,...) + return self.socket:setoption(...) + end, + getpeername=function(self,...) + return self.socket:getpeername(...) + end, + shutdown=function(self,...) + return self.socket:shutdown(...) + end, + dohandshake=function(self,sslt) + self.ssl_params=sslt or self.ssl_params + local nskt,err=copasdohandshake(self.socket,self.ssl_params) + if not nskt then + return nskt,err + end + self.socket=nskt + return self + end, +} +local _skt_mt_tcp={ + __tostring=_skt_mt_tostring, + __index=_skt_mt_tcp_index, +} +local _skt_mt_udp_index={ + sendto=function (self,...) + return copassendto(self.socket,...) + end, + receive=function (self,size) + return copasreceive(self.socket,size or UDP_DATAGRAM_MAX) + end, + receivefrom=function (self,size) + return copasreceivefrom(self.socket,size or UDP_DATAGRAM_MAX) + end, + setpeername=function(self,...) + return self.socket:getpeername(...) + end, + setsockname=function(self,...) + return self.socket:setsockname(...) + end, + close=function(self,...) + return true + end +} +local _skt_mt_udp={ + __tostring=_skt_mt_tostring, + __index=_skt_mt_udp_index, +} +for k,v in next,_skt_mt_tcp_index do + if not _skt_mt_udp_index[k] then + _skt_mt_udp_index[k]=v + end +end +local function wrap(skt,sslt) + if getmetatable(skt)==_skt_mt_tcp or getmetatable(skt)==_skt_mt_udp then + return skt + end + skt:settimeout(0) + if isTCP(skt) then + return setmetatable ({ socket=skt,ssl_params=sslt },_skt_mt_tcp) + else + return setmetatable ({ socket=skt },_skt_mt_udp) + end +end +copas.wrap=wrap +function copas.handler(handler,sslparams) + return function (skt,...) + skt=wrap(skt) + if sslparams then + skt:dohandshake(sslparams) + end + return handler(skt,...) + end +end +local _errhandlers={} +function copas.setErrorHandler(err) + local co=runningcoroutine() + if co then + _errhandlers[co]=err + end +end +local function _deferror (msg,co,skt) + report("%s (%s) (%s)",msg,tostring(co),tostring(skt)) +end +local function _doTick (co,skt,...) + if not co then + return + end + local ok,res,new_q=resumecoroutine(co,skt,...) + if ok and res and new_q then + new_q:insert(res) + new_q:push(res,co) + else + if not ok then + pcall(_errhandlers[co] or _deferror,res,co,skt) + end + if skt and copas.autoclose and isTCP(skt) then + skt:close() + end + _errhandlers[co]=nil + end +end +local function _accept(input,handler) + local client=input:accept() + if client then + client:settimeout(0) + local co=createcoroutine(handler) + _doTick (co,client) + end + return client +end +local function _tickRead(skt) + _doTick(_reading:pop(skt),skt) +end +local function _tickWrite(skt) + _doTick(_writing:pop(skt),skt) +end +local function addTCPserver(server,handler,timeout) + server:settimeout(timeout or 0) + _servers[server]=handler + _reading:insert(server) +end +local function addUDPserver(server,handler,timeout) + server:settimeout(timeout or 0) + local co=createcoroutine(handler) + _reading:insert(server) + _doTick(co,server) +end +function copas.addserver(server,handler,timeout) + if isTCP(server) then + addTCPserver(server,handler,timeout) + else + addUDPserver(server,handler,timeout) + end +end +function copas.removeserver(server,keep_open) + local s=server + local mt=getmetatable(server) + if mt==_skt_mt_tcp or mt==_skt_mt_udp then + s=server.socket + end + _servers[s]=nil + _reading:remove(s) + if keep_open then + return true + end + return server:close() +end +function copas.addthread(handler,...) + local thread=createcoroutine(function(_,...) return handler(...) end) + _doTick(thread,nil,...) + return thread +end +local _tasks={} +local function addtaskRead(task) + task.def_tick=_tickRead + _tasks[task]=true +end +local function addtaskWrite(task) + task.def_tick=_tickWrite + _tasks[task]=true +end +local function tasks() + return next,_tasks +end +local _readable_t={ + events=function(self) + local i=0 + return function () + i=i+1 + return self._evs[i] + end + end, + tick=function(self,input) + local handler=_servers[input] + if handler then + input=_accept(input,handler) + else + _reading:remove(input) + self.def_tick(input) + end + end +} +addtaskRead(_readable_t) +local _writable_t={ + events=function(self) + local i=0 + return function() + i=i+1 + return self._evs[i] + end + end, + tick=function(self,output) + _writing:remove(output) + self.def_tick(output) + end +} +addtaskWrite(_writable_t) +local _sleeping_t={ + tick=function(self,time,...) + _doTick(_sleeping:pop(time),...) + end +} +function copas.sleep(sleeptime) + yieldcoroutine((sleeptime or 0),_sleeping) +end +function copas.wakeup(co) + _sleeping:wakeup(co) +end +local last_cleansing=0 +local function _select(timeout) + local now=gettime() + local r_evs,w_evs,err=selectsocket(_reading,_writing,timeout) + _readable_t._evs=r_evs + _writable_t._evs=w_evs + if (last_cleansing-now)>WATCH_DOG_TIMEOUT then + last_cleansing=now + for skt,time in next,_reading_log do + if not r_evs[skt] and (time-now)>WATCH_DOG_TIMEOUT then + local n=#r_evs+1 + _reading_log[skt]=nil + r_evs[n]=skt + r_evs[skt]=n + end + end + for skt,time in next,_writing_log do + if not w_evs[skt] and (time-now)>WATCH_DOG_TIMEOUT then + local n=#w_evs+1 + _writing_log[skt]=nil + w_evs[n]=skt + w_evs[skt]=n + end + end + end + if err=="timeout" and #r_evs+#w_evs>0 then + return nil + else + return err + end +end +local function copasfinished() + return not (next(_reading) or next(_writing) or _sleeping:getnext()) +end +local function copasstep(timeout) + _sleeping_t:tick(gettime()) + local nextwait=_sleeping:getnext() + if nextwait then + timeout=timeout and min(nextwait,timeout) or nextwait + elseif copasfinished() then + return false + end + local err=_select(timeout) + if err then + if err=="timeout" then + return false + end + return nil,err + end + for task in tasks() do + for event in task:events() do + task:tick(event) + end + end + return true +end +copas.finished=copasfinished +copas.step=copasstep +function copas.loop(timeout) + copas.running=true + while not copasfinished() do + copasstep(timeout) + end + copas.running=false +end +package.loaded["copas"]=copas + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-ltn12"] = package.loaded["util-soc-imp-ltn12"] or true + +-- original size: 8709, stripped down to: 5411 + + +local select,unpack=select,unpack +local insert,remove=table.insert,table.remove +local sub=string.sub +local function report(fmt,first,...) + if logs then + report=logs and logs.reporter("ltn12") + report(fmt,first,...) + elseif fmt then + fmt="ltn12: "..fmt + if first then + print(format(fmt,first,...)) + else + print(fmt) + end + end +end +local filter={} +local source={} +local sink={} +local pump={} +local ltn12={ + _VERSION="LTN12 1.0.3", + BLOCKSIZE=2048, + filter=filter, + source=source, + sink=sink, + pump=pump, + report=report, +} +function filter.cycle(low,ctx,extra) + if low then + return function(chunk) + return (low(ctx,chunk,extra)) + end + end +end +function filter.chain(...) + local arg={... } + local n=select('#',...) + local top=1 + local index=1 + local retry="" + return function(chunk) + retry=chunk and retry + while true do + local action=arg[index] + if index==top then + chunk=action(chunk) + if chunk=="" or top==n then + return chunk + elseif chunk then + index=index+1 + else + top=top+1 + index=top + end + else + chunk=action(chunk or "") + if chunk=="" then + index=index-1 + chunk=retry + elseif chunk then + if index==n then + return chunk + else + index=index+1 + end + else + report("error: filter returned inappropriate 'nil'") + return + end + end + end + end +end +local function empty() + return nil +end +function source.empty() + return empty +end +local function sourceerror(err) + return function() + return nil,err + end +end +source.error=sourceerror +function source.file(handle,io_err) + if handle then + local blocksize=ltn12.BLOCKSIZE + return function() + local chunk=handle:read(blocksize) + if not chunk then + handle:close() + end + return chunk + end + else + return sourceerror(io_err or "unable to open file") + end +end +function source.simplify(src) + return function() + local chunk,err_or_new=src() + if err_or_new then + src=err_or_new + end + if chunk then + return chunk + else + return nil,err_or_new + end + end +end +function source.string(s) + if s then + local blocksize=ltn12.BLOCKSIZE + local i=1 + return function() + local nexti=i+blocksize + local chunk=sub(s,i,nexti-1) + i=nexti + if chunk~="" then + return chunk + else + return nil + end + end + else return source.empty() end +end +function source.rewind(src) + local t={} + return function(chunk) + if chunk then + insert(t,chunk) + else + chunk=remove(t) + if chunk then + return chunk + else + return src() + end + end + end +end +function source.chain(src,f,...) + if... then + f=filter.chain(f,...) + end + local last_in="" + local last_out="" + local state="feeding" + local err + return function() + if not last_out then + report("error: source is empty") + return + end + while true do + if state=="feeding" then + last_in,err=src() + if err then + return nil,err + end + last_out=f(last_in) + if not last_out then + if last_in then + report("error: filter returned inappropriate 'nil'") + end + return nil + elseif last_out~="" then + state="eating" + if last_in then + last_in="" + end + return last_out + end + else + last_out=f(last_in) + if last_out=="" then + if last_in=="" then + state="feeding" + else + report("error: filter returned nothing") + return + end + elseif not last_out then + if last_in then + report("filter returned inappropriate 'nil'") + end + return nil + else + return last_out + end + end + end + end +end +function source.cat(...) + local arg={... } + local src=remove(arg,1) + return function() + while src do + local chunk,err=src() + if chunk then + return chunk + end + if err then + return nil,err + end + src=remove(arg,1) + end + end +end +function sink.table(t) + if not t then + t={} + end + local f=function(chunk,err) + if chunk then + insert(t,chunk) + end + return 1 + end + return f,t +end +function sink.simplify(snk) + return function(chunk,err) + local ret,err_or_new=snk(chunk,err) + if not ret then + return nil,err_or_new + end + if err_or_new then + snk=err_or_new + end + return 1 + end +end +local function null() + return 1 +end +function sink.null() + return null +end +local function sinkerror(err) + return function() + return nil,err + end +end +sink.error=sinkerror +function sink.file(handle,io_err) + if handle then + return function(chunk,err) + if not chunk then + handle:close() + return 1 + else + return handle:write(chunk) + end + end + else + return sinkerror(io_err or "unable to open file") + end +end +function sink.chain(f,snk,...) + if... then + local args={ f,snk,... } + snk=remove(args,#args) + f=filter.chain(unpack(args)) + end + return function(chunk,err) + if chunk~="" then + local filtered=f(chunk) + local done=chunk and "" + while true do + local ret,snkerr=snk(filtered,err) + if not ret then + return nil,snkerr + end + if filtered==done then + return 1 + end + filtered=f(done) + end + else + return 1 + end + end +end +function pump.step(src,snk) + local chunk,src_err=src() + local ret,snk_err=snk(chunk,src_err) + if chunk and ret then + return 1 + else + return nil,src_err or snk_err + end +end +function pump.all(src,snk,step) + if not step then + step=pump.step + end + while true do + local ret,err=step(src,snk) + if not ret then + if err then + return nil,err + else + return 1 + end + end + end +end +package.loaded["ltn12"]=ltn12 + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-mime"] = package.loaded["util-soc-imp-mime"] or true + +-- original size: 2373, stripped down to: 1931 + + +local type,tostring=type,tostring +local mime=mime or package.loaded.mime or require("mime.core") +local ltn12=ltn12 or package.loaded.ltn12 or require("ltn12") +local filtercycle=ltn12.filter.cycle +local function report(fmt,first,...) + if logs then + report=logs and logs.reporter("mime") + report(fmt,first,...) + elseif fmt then + fmt="mime: "..fmt + if first then + print(format(fmt,first,...)) + else + print(fmt) + end + end +end +mime.report=report +local encodet={} +local decodet={} +local wrapt={} +mime.encodet=encodet +mime.decodet=decodet +mime.wrapt=wrapt +local mime_b64=mime.b64 +local mime_qp=mime.qp +local mime_unb64=mime.unb64 +local mime_unqp=mime.unqp +local mime_wrp=mime.wrp +local mime_qpwrp=mime.qpwrp +local mime_eol=mime_eol +local mime_dot=mime_dot +encodet['base64']=function() + return filtercycle(mime_b64,"") +end +encodet['quoted-printable']=function(mode) + return filtercycle(mime_qp,"",mode=="binary" and "=0D=0A" or "\r\n") +end +decodet['base64']=function() + return filtercycle(mime_unb64,"") +end +decodet['quoted-printable']=function() + return filtercycle(mime_unqp,"") +end +local wraptext=function(length) + if not length then + length=76 + end + return filtercycle(mime_wrp,length,length) +end +local wrapquoted=function() + return filtercycle(mime_qpwrp,76,76) +end +wrapt['text']=wraptext +wrapt['base64']=wraptext +wrapt['default']=wraptext +wrapt['quoted-printable']=wrapquoted +function mime.normalize(marker) + return filtercycle(mime_eol,0,marker) +end +function mime.stuff() + return filtercycle(mime_dot,2) +end +local function choose(list) + return function(name,opt1,opt2) + if type(name)~="string" then + name,opt1,opt2="default",name,opt1 + end + local filter=list[name or "nil"] + if filter then + return filter(opt1,opt2) + else + report("error: unknown key '%s'",tostring(name)) + end + end +end +mime.encode=choose(encodet) +mime.decode=choose(decodet) +mime.wrap=choose(wrapt) +package.loaded["mime"]=mime + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-url"] = package.loaded["util-soc-imp-url"] or true + +-- original size: 6863, stripped down to: 5269 + + +local tonumber,tostring,type=tonumber,tostring,type +local gsub,sub,match,find,format,byte,char=string.gsub,string.sub,string.match,string.find,string.format,string.byte,string.char +local insert=table.insert +local socket=socket or require("socket") +local url={ + _VERSION="URL 1.0.3", +} +socket.url=url +function url.escape(s) + return (gsub(s,"([^A-Za-z0-9_])",function(c) + return format("%%%02x",byte(c)) + end)) +end +local function make_set(t) + local s={} + for i=1,#t do + s[t[i]]=true + end + return s +end +local segment_set=make_set { + "-","_",".","!","~","*","'","(", + ")",":","@","&","=","+","$",",", +} +local function protect_segment(s) + return gsub(s,"([^A-Za-z0-9_])",function(c) + if segment_set[c] then + return c + else + return format("%%%02X",byte(c)) + end + end) +end +function url.unescape(s) + return (gsub(s,"%%(%x%x)",function(hex) + return char(tonumber(hex,16)) + end)) +end +local function absolute_path(base_path,relative_path) + if find(relative_path,"^/") then + return relative_path + end + local path=gsub(base_path,"[^/]*$","") + path=path..relative_path + path=gsub(path,"([^/]*%./)",function (s) + if s~="./" then + return s + else + return "" + end + end) + path=gsub(path,"/%.$","/") + local reduced + while reduced~=path do + reduced=path + path=gsub(reduced,"([^/]*/%.%./)",function (s) + if s~="../../" then + return "" + else + return s + end + end) + end + path=gsub(reduced,"([^/]*/%.%.)$",function (s) + if s~="../.." then + return "" + else + return s + end + end) + return path +end +function url.parse(url,default) + local parsed={} + for k,v in next,default or parsed do + parsed[k]=v + end + if not url or url=="" then + return nil,"invalid url" + end + url=gsub(url,"#(.*)$",function(f) + parsed.fragment=f + return "" + end) + url=gsub(url,"^([%w][%w%+%-%.]*)%:",function(s) + parsed.scheme=s + return "" + end) + url=gsub(url,"^//([^/]*)",function(n) + parsed.authority=n + return "" + end) + url=gsub(url,"%?(.*)",function(q) + parsed.query=q + return "" + end) + url=gsub(url,"%;(.*)",function(p) + parsed.params=p + return "" + end) + if url~="" then + parsed.path=url + end + local authority=parsed.authority + if not authority then + return parsed + end + authority=gsub(authority,"^([^@]*)@",function(u) + parsed.userinfo=u + return "" + end) + authority=gsub(authority,":([^:%]]*)$",function(p) + parsed.port=p + return "" + end) + if authority~="" then + parsed.host=match(authority,"^%[(.+)%]$") or authority + end + local userinfo=parsed.userinfo + if not userinfo then + return parsed + end + userinfo=gsub(userinfo,":([^:]*)$",function(p) + parsed.password=p + return "" + end) + parsed.user=userinfo + return parsed +end +function url.build(parsed) + local url=parsed.path or "" + if parsed.params then + url=url..";"..parsed.params + end + if parsed.query then + url=url.."?"..parsed.query + end + local authority=parsed.authority + if parsed.host then + authority=parsed.host + if find(authority,":") then + authority="["..authority.."]" + end + if parsed.port then + authority=authority..":"..tostring(parsed.port) + end + local userinfo=parsed.userinfo + if parsed.user then + userinfo=parsed.user + if parsed.password then + userinfo=userinfo..":"..parsed.password + end + end + if userinfo then authority=userinfo.."@"..authority end + end + if authority then + url="//"..authority..url + end + if parsed.scheme then + url=parsed.scheme..":"..url + end + if parsed.fragment then + url=url.."#"..parsed.fragment + end + return url +end +function url.absolute(base_url,relative_url) + local base_parsed + if type(base_url)=="table" then + base_parsed=base_url + base_url=url.build(base_parsed) + else + base_parsed=url.parse(base_url) + end + local relative_parsed=url.parse(relative_url) + if not base_parsed then + return relative_url + elseif not relative_parsed then + return base_url + elseif relative_parsed.scheme then + return relative_url + else + relative_parsed.scheme=base_parsed.scheme + if not relative_parsed.authority then + relative_parsed.authority=base_parsed.authority + if not relative_parsed.path then + relative_parsed.path=base_parsed.path + if not relative_parsed.params then + relative_parsed.params=base_parsed.params + if not relative_parsed.query then + relative_parsed.query=base_parsed.query + end + end + else + relative_parsed.path=absolute_path(base_parsed.path or "",relative_parsed.path) + end + end + return url.build(relative_parsed) + end +end +function url.parse_path(path) + local parsed={} + path=path or "" + gsub(path,"([^/]+)",function (s) + insert(parsed,s) + end) + for i=1,#parsed do + parsed[i]=url.unescape(parsed[i]) + end + if sub(path,1,1)=="/" then + parsed.is_absolute=1 + end + if sub(path,-1,-1)=="/" then + parsed.is_directory=1 + end + return parsed +end +function url.build_path(parsed,unsafe) + local path="" + local n=#parsed + if unsafe then + for i=1,n-1 do + path=path..parsed[i].."/" + end + if n>0 then + path=path..parsed[n] + if parsed.is_directory then + path=path.."/" + end + end + else + for i=1,n-1 do + path=path..protect_segment(parsed[i]).."/" + end + if n>0 then + path=path..protect_segment(parsed[n]) + if parsed.is_directory then + path=path.."/" + end + end + end + if parsed.is_absolute then + path="/"..path + end + return path +end +package.loaded["socket.url"]=url + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-headers"] = package.loaded["util-soc-imp-headers"] or true + +-- original size: 5721, stripped down to: 3754 + + +local next=next +local lower=string.lower +local concat=table.concat +local socket=socket or require("socket") +local headers={} +socket.headers=headers +local canonic={ + ["accept"]="Accept", + ["accept-charset"]="Accept-Charset", + ["accept-encoding"]="Accept-Encoding", + ["accept-language"]="Accept-Language", + ["accept-ranges"]="Accept-Ranges", + ["action"]="Action", + ["alternate-recipient"]="Alternate-Recipient", + ["age"]="Age", + ["allow"]="Allow", + ["arrival-date"]="Arrival-Date", + ["authorization"]="Authorization", + ["bcc"]="Bcc", + ["cache-control"]="Cache-Control", + ["cc"]="Cc", + ["comments"]="Comments", + ["connection"]="Connection", + ["content-description"]="Content-Description", + ["content-disposition"]="Content-Disposition", + ["content-encoding"]="Content-Encoding", + ["content-id"]="Content-ID", + ["content-language"]="Content-Language", + ["content-length"]="Content-Length", + ["content-location"]="Content-Location", + ["content-md5"]="Content-MD5", + ["content-range"]="Content-Range", + ["content-transfer-encoding"]="Content-Transfer-Encoding", + ["content-type"]="Content-Type", + ["cookie"]="Cookie", + ["date"]="Date", + ["diagnostic-code"]="Diagnostic-Code", + ["dsn-gateway"]="DSN-Gateway", + ["etag"]="ETag", + ["expect"]="Expect", + ["expires"]="Expires", + ["final-log-id"]="Final-Log-ID", + ["final-recipient"]="Final-Recipient", + ["from"]="From", + ["host"]="Host", + ["if-match"]="If-Match", + ["if-modified-since"]="If-Modified-Since", + ["if-none-match"]="If-None-Match", + ["if-range"]="If-Range", + ["if-unmodified-since"]="If-Unmodified-Since", + ["in-reply-to"]="In-Reply-To", + ["keywords"]="Keywords", + ["last-attempt-date"]="Last-Attempt-Date", + ["last-modified"]="Last-Modified", + ["location"]="Location", + ["max-forwards"]="Max-Forwards", + ["message-id"]="Message-ID", + ["mime-version"]="MIME-Version", + ["original-envelope-id"]="Original-Envelope-ID", + ["original-recipient"]="Original-Recipient", + ["pragma"]="Pragma", + ["proxy-authenticate"]="Proxy-Authenticate", + ["proxy-authorization"]="Proxy-Authorization", + ["range"]="Range", + ["received"]="Received", + ["received-from-mta"]="Received-From-MTA", + ["references"]="References", + ["referer"]="Referer", + ["remote-mta"]="Remote-MTA", + ["reply-to"]="Reply-To", + ["reporting-mta"]="Reporting-MTA", + ["resent-bcc"]="Resent-Bcc", + ["resent-cc"]="Resent-Cc", + ["resent-date"]="Resent-Date", + ["resent-from"]="Resent-From", + ["resent-message-id"]="Resent-Message-ID", + ["resent-reply-to"]="Resent-Reply-To", + ["resent-sender"]="Resent-Sender", + ["resent-to"]="Resent-To", + ["retry-after"]="Retry-After", + ["return-path"]="Return-Path", + ["sender"]="Sender", + ["server"]="Server", + ["smtp-remote-recipient"]="SMTP-Remote-Recipient", + ["status"]="Status", + ["subject"]="Subject", + ["te"]="TE", + ["to"]="To", + ["trailer"]="Trailer", + ["transfer-encoding"]="Transfer-Encoding", + ["upgrade"]="Upgrade", + ["user-agent"]="User-Agent", + ["vary"]="Vary", + ["via"]="Via", + ["warning"]="Warning", + ["will-retry-until"]="Will-Retry-Until", + ["www-authenticate"]="WWW-Authenticate", + ["x-mailer"]="X-Mailer", +} +headers.canonic=setmetatable(canonic,{ + __index=function(t,k) + socket.report("invalid header: %s",k) + t[k]=k + return k + end +}) +function headers.normalize(headers) + if not headers then + return {} + end + local normalized={} + for k,v in next,headers do + normalized[#normalized+1]=canonic[k]..": "..v + end + normalized[#normalized+1]="" + normalized[#normalized+1]="" + return concat(normalized,"\r\n") +end +function headers.lower(lowered,headers) + if not lowered then + return {} + end + if not headers then + lowered,headers={},lowered + end + for k,v in next,headers do + lowered[lower(k)]=v + end + return lowered +end +socket.headers=headers +package.loaded["socket.headers"]=headers + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-tp"] = package.loaded["util-soc-imp-tp"] or true + +-- original size: 3116, stripped down to: 2533 + + +local setmetatable,next,type,tonumber=setmetatable,next,type,tonumber +local find,upper=string.find,string.upper +local socket=socket or require("socket") +local ltn12=ltn12 or require("ltn12") +local skipsocket=socket.skip +local sinksocket=socket.sink +local tcpsocket=socket.tcp +local ltn12pump=ltn12.pump +local pumpall=ltn12pump.all +local pumpstep=ltn12pump.step +local tp={ + TIMEOUT=60, +} +socket.tp=tp +local function get_reply(c) + local line,err=c:receive() + local reply=line + if err then return + nil,err + end + local code,sep=skipsocket(2,find(line,"^(%d%d%d)(.?)")) + if not code then + return nil,"invalid server reply" + end + if sep=="-" then + local current + repeat + line,err=c:receive() + if err then + return nil,err + end + current,sep=skipsocket(2,find(line,"^(%d%d%d)(.?)")) + reply=reply.."\n"..line + until code==current and sep==" " + end + return code,reply +end +local methods={} +local mt={ __index=methods } +function methods.getpeername(self) + return self.c:getpeername() +end +function methods.getsockname(self) + return self.c:getpeername() +end +function methods.check(self,ok) + local code,reply=get_reply(self.c) + if not code then + return nil,reply + end + local c=tonumber(code) + local t=type(ok) + if t=="function" then + return ok(c,reply) + elseif t=="table" then + for i=1,#ok do + if find(code,ok[i]) then + return c,reply + end + end + return nil,reply + elseif find(code,ok) then + return c,reply + else + return nil,reply + end +end +function methods.command(self,cmd,arg) + cmd=upper(cmd) + if arg then + cmd=cmd.." "..arg.."\r\n" + else + cmd=cmd.."\r\n" + end + return self.c:send(cmd) +end +function methods.sink(self,snk,pat) + local chunk,err=self.c:receive(pat) + return snk(chunk,err) +end +function methods.send(self,data) + return self.c:send(data) +end +function methods.receive(self,pat) + return self.c:receive(pat) +end +function methods.getfd(self) + return self.c:getfd() +end +function methods.dirty(self) + return self.c:dirty() +end +function methods.getcontrol(self) + return self.c +end +function methods.source(self,source,step) + local sink=sinksocket("keep-open",self.c) + local ret,err=pumpall(source,sink,step or pumpstep) + return ret,err +end +function methods.close(self) + self.c:close() + return 1 +end +function tp.connect(host,port,timeout,create) + local c,e=(create or tcpsocket)() + if not c then + return nil,e + end + c:settimeout(timeout or tp.TIMEOUT) + local r,e=c:connect(host,port) + if not r then + c:close() + return nil,e + end + return setmetatable({ c=c },mt) +end +package.loaded["socket.tp"]=tp + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-http"] = package.loaded["util-soc-imp-http"] or true + +-- original size: 12624, stripped down to: 9598 + + +local tostring,tonumber,setmetatable,next,type=tostring,tonumber,setmetatable,next,type +local find,lower,format,gsub,match=string.find,string.lower,string.format,string.gsub,string.match +local concat=table.concat +local socket=socket or require("socket") +local url=socket.url or require("socket.url") +local ltn12=ltn12 or require("ltn12") +local mime=mime or require("mime") +local headers=socket.headers or require("socket.headers") +local normalizeheaders=headers.normalize +local parseurl=url.parse +local buildurl=url.build +local absoluteurl=url.absolute +local unescapeurl=url.unescape +local skipsocket=socket.skip +local sinksocket=socket.sink +local sourcesocket=socket.source +local trysocket=socket.try +local tcpsocket=socket.tcp +local newtrysocket=socket.newtry +local protectsocket=socket.protect +local emptysource=ltn12.source.empty +local stringsource=ltn12.source.string +local rewindsource=ltn12.source.rewind +local pumpstep=ltn12.pump.step +local pumpall=ltn12.pump.all +local sinknull=ltn12.sink.null +local sinktable=ltn12.sink.table +local lowerheaders=headers.lower +local mimeb64=mime.b64 +local http={ + TIMEOUT=60, + USERAGENT=socket._VERSION, +} +socket.http=http +local PORT=80 +local SCHEMES={ + http=true, +} +local function receiveheaders(sock,headers) + if not headers then + headers={} + end + local line,err=sock:receive("*l") + if err then + return nil,err + end + while line~="" do + local name,value=skipsocket(2,find(line,"^(.-):%s*(.*)")) + if not (name and value) then + return nil,"malformed reponse headers" + end + name=lower(name) + line,err=sock:receive("*l") + if err then + return nil,err + end + while find(line,"^%s") do + value=value..line + line=sock:receive("*l") + if err then + return nil,err + end + end + local found=headers[name] + if found then + value=found..", "..value + end + headers[name]=value + end + return headers +end +socket.sourcet["http-chunked"]=function(sock,headers) + return setmetatable ( + { + getfd=function() return sock:getfd() end, + dirty=function() return sock:dirty() end, + },{ + __call=function() + local line,err=sock:receive("*l") + if err then + return nil,err + end + local size=tonumber(gsub(line,";.*",""),16) + if not size then + return nil,"invalid chunk size" + end + if size>0 then + local chunk,err,part=sock:receive(size) + if chunk then + sock:receive("*a") + end + return chunk,err + else + headers,err=receiveheaders(sock,headers) + if not headers then + return nil,err + end + end + end + } + ) +end +socket.sinkt["http-chunked"]=function(sock) + return setmetatable( + { + getfd=function() return sock:getfd() end, + dirty=function() return sock:dirty() end, + }, + { + __call=function(self,chunk,err) + if not chunk then + chunk="" + end + return sock:send(format("%X\r\n%s\r\n",#chunk,chunk)) + end + }) +end +local methods={} +local mt={ __index=methods } +local function openhttp(host,port,create) + local c=trysocket((create or tcpsocket)()) + local h=setmetatable({ c=c },mt) + local try=newtrysocket(function() h:close() end) + h.try=try + try(c:settimeout(http.TIMEOUT)) + try(c:connect(host,port or PORT)) + return h +end +http.open=openhttp +function methods.sendrequestline(self,method,uri) + local requestline=format("%s %s HTTP/1.1\r\n",method or "GET",uri) + return self.try(self.c:send(requestline)) +end +function methods.sendheaders(self,headers) + self.try(self.c:send(normalizeheaders(headers))) + return 1 +end +function methods.sendbody(self,headers,source,step) + if not source then + source=emptysource() + end + if not step then + step=pumpstep + end + local mode="http-chunked" + if headers["content-length"] then + mode="keep-open" + end + return self.try(pumpall(source,sinksocket(mode,self.c),step)) +end +function methods.receivestatusline(self) + local try=self.try + local status=try(self.c:receive(5)) + if status~="HTTP/" then + return nil,status + end + status=try(self.c:receive("*l",status)) + local code=skipsocket(2,find(status,"HTTP/%d*%.%d* (%d%d%d)")) + return try(tonumber(code),status) +end +function methods.receiveheaders(self) + return self.try(receiveheaders(self.c)) +end +function methods.receivebody(self,headers,sink,step) + if not sink then + sink=sinknull() + end + if not step then + step=pumpstep + end + local length=tonumber(headers["content-length"]) + local encoding=headers["transfer-encoding"] + local mode="default" + if encoding and encoding~="identity" then + mode="http-chunked" + elseif length then + mode="by-length" + end + return self.try(pumpall(sourcesocket(mode,self.c,length),sink,step)) +end +function methods.receive09body(self,status,sink,step) + local source=rewindsource(sourcesocket("until-closed",self.c)) + source(status) + return self.try(pumpall(source,sink,step)) +end +function methods.close(self) + return self.c:close() +end +local function adjusturi(request) + if not request.proxy and not http.PROXY then + request={ + path=trysocket(request.path,"invalid path 'nil'"), + params=request.params, + query=request.query, + fragment=request.fragment, + } + end + return buildurl(request) +end +local function adjustheaders(request) + local headers={ + ["user-agent"]=http.USERAGENT, + ["host"]=gsub(request.authority,"^.-@",""), + ["connection"]="close, TE", + ["te"]="trailers" + } + local username=request.user + local password=request.password + if username and password then + headers["authorization"]="Basic "..(mimeb64(username..":"..unescapeurl(password))) + end + local proxy=request.proxy or http.PROXY + if proxy then + proxy=parseurl(proxy) + local username=proxy.user + local password=proxy.password + if username and password then + headers["proxy-authorization"]="Basic "..(mimeb64(username..":"..password)) + end + end + local requestheaders=request.headers + if requestheaders then + headers=lowerheaders(headers,requestheaders) + end + return headers +end +local default={ + host="", + port=PORT, + path="/", + scheme="http" +} +local function adjustrequest(originalrequest) + local url=originalrequest.url + local request=url and parseurl(url,default) or {} + for k,v in next,originalrequest do + request[k]=v + end + local host=request.host + local port=request.port + local uri=request.uri + if not host or host=="" then + trysocket(nil,"invalid host '"..tostring(host).."'") + end + if port=="" then + request.port=PORT + end + if not uri or uri=="" then + request.uri=adjusturi(request) + end + request.headers=adjustheaders(request) + local proxy=request.proxy or http.PROXY + if proxy then + proxy=parseurl(proxy) + request.host=proxy.host + request.port=proxy.port or 3128 + end + return request +end +local maxredericts=4 +local validredirects={ [301]=true,[302]=true,[303]=true,[307]=true } +local validmethods={ [false]=true,GET=true,HEAD=true } +local function shouldredirect(request,code,headers) + local location=headers.location + if not location then + return false + end + location=gsub(location,"%s","") + if location=="" then + return false + end + local scheme=match(location,"^([%w][%w%+%-%.]*)%:") + if scheme and not SCHEMES[scheme] then + return false + end + local method=request.method + local redirect=request.redirect + local redirects=request.nredirects or 0 + return redirect and validredirects[code] and validmethods[method] and redirects<=maxredericts +end +local function shouldreceivebody(request,code) + if request.method=="HEAD" then + return nil + end + if code==204 or code==304 then + return nil + end + if code>=100 and code<200 then + return nil + end + return 1 +end +local tredirect,trequest,srequest +tredirect=function(request,location) + local result,code,headers,status=trequest { + url=absoluteurl(request.url,location), + source=request.source, + sink=request.sink, + headers=request.headers, + proxy=request.proxy, + nredirects=(request.nredirects or 0)+1, + create=request.create, + } + if not headers then + headers={} + end + if not headers.location then + headers.location=location + end + return result,code,headers,status +end +trequest=function(originalrequest) + local request=adjustrequest(originalrequest) + local connection=openhttp(request.host,request.port,request.create) + local headers=request.headers + connection:sendrequestline(request.method,request.uri) + connection:sendheaders(headers) + if request.source then + connection:sendbody(headers,request.source,request.step) + end + local code,status=connection:receivestatusline() + if not code then + connection:receive09body(status,request.sink,request.step) + return 1,200 + end + while code==100 do + headers=connection:receiveheaders() + code,status=connection:receivestatusline() + end + headers=connection:receiveheaders() + if shouldredirect(request,code,headers) and not request.source then + connection:close() + return tredirect(originalrequest,headers.location) + end + if shouldreceivebody(request,code) then + connection:receivebody(headers,request.sink,request.step) + end + connection:close() + return 1,code,headers,status +end +local function genericform(url,body) + local buffer={} + local request={ + url=url, + sink=sinktable(buffer), + target=buffer, + } + if body then + request.source=stringsource(body) + request.method="POST" + request.headers={ + ["content-length"]=#body, + ["content-type"]="application/x-www-form-urlencoded" + } + end + return request +end +http.genericform=genericform +srequest=function(url,body) + local request=genericform(url,body) + local _,code,headers,status=trequest(request) + return concat(request.target),code,headers,status +end +http.request=protectsocket(function(request,body) + if type(request)=="string" then + return srequest(request,body) + else + return trequest(request) + end +end) +package.loaded["socket.http"]=http + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-ftp"] = package.loaded["util-soc-imp-ftp"] or true + +-- original size: 10357, stripped down to: 8548 + + +local setmetatable,type,next=setmetatable,type,next +local find,format,gsub,match=string.find,string.format,string.gsub,string.match +local concat=table.concat +local mod=math.mod +local socket=socket or require("socket") +local url=socket.url or require("socket.url") +local tp=socket.tp or require("socket.tp") +local ltn12=ltn12 or require("ltn12") +local tcpsocket=socket.tcp +local trysocket=socket.try +local skipsocket=socket.skip +local sinksocket=socket.sink +local selectsocket=socket.select +local bindsocket=socket.bind +local newtrysocket=socket.newtry +local sourcesocket=socket.source +local protectsocket=socket.protect +local parseurl=url.parse +local unescapeurl=url.unescape +local pumpall=ltn12.pump.all +local pumpstep=ltn12.pump.step +local sourcestring=ltn12.source.string +local sinktable=ltn12.sink.table +local ftp={ + TIMEOUT=60, + USER="ftp", + PASSWORD="anonymous@anonymous.org", +} +socket.ftp=ftp +local PORT=21 +local methods={} +local mt={ __index=methods } +function ftp.open(server,port,create) + local tp=trysocket(tp.connect(server,port or PORT,ftp.TIMEOUT,create)) + local f=setmetatable({ tp=tp },metat) + f.try=newtrysocket(function() f:close() end) + return f +end +function methods.portconnect(self) + local try=self.try + local server=self.server + try(server:settimeout(ftp.TIMEOUT)) + self.data=try(server:accept()) + try(self.data:settimeout(ftp.TIMEOUT)) +end +function methods.pasvconnect(self) + local try=self.try + self.data=try(tcpsocket()) + self(self.data:settimeout(ftp.TIMEOUT)) + self(self.data:connect(self.pasvt.address,self.pasvt.port)) +end +function methods.login(self,user,password) + local try=self.try + local tp=self.tp + try(tp:command("user",user or ftp.USER)) + local code,reply=try(tp:check{"2..",331}) + if code==331 then + try(tp:command("pass",password or ftp.PASSWORD)) + try(tp:check("2..")) + end + return 1 +end +function methods.pasv(self) + local try=self.try + local tp=self.tp + try(tp:command("pasv")) + local code,reply=try(self.tp:check("2..")) + local pattern="(%d+)%D(%d+)%D(%d+)%D(%d+)%D(%d+)%D(%d+)" + local a,b,c,d,p1,p2=skipsocket(2,find(reply,pattern)) + try(a and b and c and d and p1 and p2,reply) + local address=format("%d.%d.%d.%d",a,b,c,d) + local port=p1*256+p2 + local server=self.server + self.pasvt={ + address=address, + port=port, + } + if server then + server:close() + self.server=nil + end + return address,port +end +function methods.epsv(self) + local try=self.try + local tp=self.tp + try(tp:command("epsv")) + local code,reply=try(tp:check("229")) + local pattern="%((.)(.-)%1(.-)%1(.-)%1%)" + local d,prt,address,port=match(reply,pattern) + try(port,"invalid epsv response") + local address=tp:getpeername() + local server=self.server + self.pasvt={ + address=address, + port=port, + } + if self.server then + server:close() + self.server=nil + end + return address,port +end +function methods.port(self,address,port) + local try=self.try + local tp=self.tp + self.pasvt=nil + if not address then + address,port=try(tp:getsockname()) + self.server=try(bindsocket(address,0)) + address,port=try(self.server:getsockname()) + try(self.server:settimeout(ftp.TIMEOUT)) + end + local pl=mod(port,256) + local ph=(port-pl)/256 + local arg=gsub(format("%s,%d,%d",address,ph,pl),"%.",",") + try(tp:command("port",arg)) + try(tp:check("2..")) + return 1 +end +function methods.eprt(self,family,address,port) + local try=self.try + local tp=self.tp + self.pasvt=nil + if not address then + address,port=try(tp:getsockname()) + self.server=try(bindsocket(address,0)) + address,port=try(self.server:getsockname()) + try(self.server:settimeout(ftp.TIMEOUT)) + end + local arg=format("|%s|%s|%d|",family,address,port) + try(tp:command("eprt",arg)) + try(tp:check("2..")) + return 1 +end +function methods.send(self,sendt) + local try=self.try + local tp=self.tp + try(self.pasvt or self.server,"need port or pasv first") + if self.pasvt then + self:pasvconnect() + end + local argument=sendt.argument or unescapeurl(gsub(sendt.path or "","^[/\\]","")) + if argument=="" then + argument=nil + end + local command=sendt.command or "stor" + try(tp:command(command,argument)) + local code,reply=try(tp:check{"2..","1.."}) + if not self.pasvt then + self:portconnect() + end + local step=sendt.step or pumpstep + local readt={ tp } + local checkstep=function(src,snk) + local readyt=selectsocket(readt,nil,0) + if readyt[tp] then + code=try(tp:check("2..")) + end + return step(src,snk) + end + local sink=sinksocket("close-when-done",self.data) + try(pumpall(sendt.source,sink,checkstep)) + if find(code,"1..") then + try(tp:check("2..")) + end + self.data:close() + local sent=skipsocket(1,self.data:getstats()) + self.data=nil + return sent +end +function methods.receive(self,recvt) + local try=self.try + local tp=self.tp + try(self.pasvt or self.server,"need port or pasv first") + if self.pasvt then self:pasvconnect() end + local argument=recvt.argument or unescapeurl(gsub(recvt.path or "","^[/\\]","")) + if argument=="" then + argument=nil + end + local command=recvt.command or "retr" + try(tp:command(command,argument)) + local code,reply=try(tp:check{"1..","2.."}) + if code>=200 and code<=299 then + recvt.sink(reply) + return 1 + end + if not self.pasvt then + self:portconnect() + end + local source=sourcesocket("until-closed",self.data) + local step=recvt.step or pumpstep + try(pumpall(source,recvt.sink,step)) + if find(code,"1..") then + try(tp:check("2..")) + end + self.data:close() + self.data=nil + return 1 +end +function methods.cwd(self,dir) + local try=self.try + local tp=self.tp + try(tp:command("cwd",dir)) + try(tp:check(250)) + return 1 +end +function methods.type(self,typ) + local try=self.try + local tp=self.tp + try(tp:command("type",typ)) + try(tp:check(200)) + return 1 +end +function methods.greet(self) + local try=self.try + local tp=self.tp + local code=try(tp:check{"1..","2.."}) + if find(code,"1..") then + try(tp:check("2..")) + end + return 1 +end +function methods.quit(self) + local try=self.try + try(self.tp:command("quit")) + try(self.tp:check("2..")) + return 1 +end +function methods.close(self) + local data=self.data + if data then + data:close() + end + local server=self.server + if server then + server:close() + end + local tp=self.tp + if tp then + tp:close() + end +end +local function override(t) + if t.url then + local u=parseurl(t.url) + for k,v in next,t do + u[k]=v + end + return u + else + return t + end +end +local function tput(putt) + putt=override(putt) + local host=putt.host + trysocket(host,"missing hostname") + local f=ftp.open(host,putt.port,putt.create) + f:greet() + f:login(putt.user,putt.password) + local typ=putt.type + if typ then + f:type(typ) + end + f:epsv() + local sent=f:send(putt) + f:quit() + f:close() + return sent +end +local default={ + path="/", + scheme="ftp", +} +local function genericform(u) + local t=trysocket(parseurl(u,default)) + trysocket(t.scheme=="ftp","wrong scheme '"..t.scheme.."'") + trysocket(t.host,"missing hostname") + local pat="^type=(.)$" + if t.params then + local typ=skipsocket(2,find(t.params,pat)) + t.type=typ + trysocket(typ=="a" or typ=="i","invalid type '"..typ.."'") + end + return t +end +ftp.genericform=genericform +local function sput(u,body) + local putt=genericform(u) + putt.source=sourcestring(body) + return tput(putt) +end +ftp.put=protectsocket(function(putt,body) + if type(putt)=="string" then + return sput(putt,body) + else + return tput(putt) + end +end) +local function tget(gett) + gett=override(gett) + local host=gett.host + trysocket(host,"missing hostname") + local f=ftp.open(host,gett.port,gett.create) + f:greet() + f:login(gett.user,gett.password) + if gett.type then + f:type(gett.type) + end + f:epsv() + f:receive(gett) + f:quit() + return f:close() +end +local function sget(u) + local gett=genericform(u) + local t={} + gett.sink=sinktable(t) + tget(gett) + return concat(t) +end +ftp.command=protectsocket(function(cmdt) + cmdt=override(cmdt) + local command=cmdt.command + local argument=cmdt.argument + local check=cmdt.check + local host=cmdt.host + trysocket(host,"missing hostname") + trysocket(command,"missing command") + local f=ftp.open(host,cmdt.port,cmdt.create) + local try=f.try + local tp=f.tp + f:greet() + f:login(cmdt.user,cmdt.password) + if type(command)=="table" then + local argument=argument or {} + for i=1,#command do + local cmd=command[i] + try(tp:command(cmd,argument[i])) + if check and check[i] then + try(tp:check(check[i])) + end + end + else + try(tp:command(command,argument)) + if check then + try(tp:check(check)) + end + end + f:quit() + return f:close() +end) +ftp.get=protectsocket(function(gett) + if type(gett)=="string" then + return sget(gett) + else + return tget(gett) + end +end) +package.loaded["socket.ftp"]=ftp + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-soc-imp-smtp"] = package.loaded["util-soc-imp-smtp"] or true + +-- original size: 7018, stripped down to: 5883 + + +local type,setmetatable,next=type,setmetatable,next +local find,lower,format=string.find,string.lower,string.format +local osdate,osgetenv=os.date,os.getenv +local random=math.random +local socket=socket or require("socket") +local headers=socket.headers or require("socket.headers") +local ltn12=ltn12 or require("ltn12") +local tp=socket.tp or require("socket.tp") +local mime=mime or require("mime") +local mimeb64=mime.b64 +local mimestuff=mime.stuff +local skipsocket=socket.skip +local trysocket=socket.try +local newtrysocket=socket.newtry +local protectsocket=socket.protect +local normalizeheaders=headers.normalize +local lowerheaders=headers.lower +local createcoroutine=coroutine.create +local resumecoroutine=coroutine.resume +local yieldcoroutine=coroutine.resume +local smtp={ + TIMEOUT=60, + SERVER="localhost", + PORT=25, + DOMAIN=osgetenv("SERVER_NAME") or "localhost", + ZONE="-0000", +} +socket.smtp=smtp +local methods={} +local mt={ __index=methods } +function methods.greet(self,domain) + local try=self.try + local tp=self.tp + try(tp:check("2..")) + try(tp:command("EHLO",domain or _M.DOMAIN)) + return skipsocket(1,try(tp:check("2.."))) +end +function methods.mail(self,from) + local try=self.try + local tp=self.tp + try(tp:command("MAIL","FROM:"..from)) + return try(tp:check("2..")) +end +function methods.rcpt(self,to) + local try=self.try + local tp=self.tp + try(tp:command("RCPT","TO:"..to)) + return try(tp:check("2..")) +end +function methods.data(self,src,step) + local try=self.try + local tp=self.tp + try(tp:command("DATA")) + try(tp:check("3..")) + try(tp:source(src,step)) + try(tp:send("\r\n.\r\n")) + return try(tp:check("2..")) +end +function methods.quit(self) + local try=self.try + local tp=self.tp + try(tp:command("QUIT")) + return try(tp:check("2..")) +end +function methods.close(self) + return self.tp:close() +end +function methods.login(self,user,password) + local try=self.try + local tp=self.tp + try(tp:command("AUTH","LOGIN")) + try(tp:check("3..")) + try(tp:send(mimeb64(user).."\r\n")) + try(tp:check("3..")) + try(tp:send(mimeb64(password).."\r\n")) + return try(tp:check("2..")) +end +function methods.plain(self,user,password) + local try=self.try + local tp=self.tp + local auth="PLAIN "..mimeb64("\0"..user.."\0"..password) + try(tp:command("AUTH",auth)) + return try(tp:check("2..")) +end +function methods.auth(self,user,password,ext) + if not user or not password then + return 1 + end + local try=self.try + if find(ext,"AUTH[^\n]+LOGIN") then + return self:login(user,password) + elseif find(ext,"AUTH[^\n]+PLAIN") then + return self:plain(user,password) + else + try(nil,"authentication not supported") + end +end +function methods.send(self,mail) + self:mail(mail.from) + local receipt=mail.rcpt + if type(receipt)=="table" then + for i=1,#receipt do + self:rcpt(receipt[i]) + end + elseif receipt then + self:rcpt(receipt) + end + self:data(ltn12.source.chain(mail.source,mimestuff()),mail.step) +end +local function opensmtp(self,server,port,create) + if not server or server=="" then + server=smtp.SERVER + end + if not port or port=="" then + port=smtp.PORT + end + local s={ + tp=trysocket(tp.connect(server,port,smtp.TIMEOUT,create)), + try=newtrysocket(function() + s:close() + end), + } + setmetatable(s,mt) + return s +end +smtp.open=opensmtp +local nofboundaries=0 +local function newboundary() + nofboundaries=nofboundaries+1 + return format('%s%05d==%05u',osdate('%d%m%Y%H%M%S'),random(0,99999),nofboundaries) +end +local send_message +local function send_headers(headers) + yieldcoroutine(normalizeheaders(headers)) +end +local function send_multipart(message) + local boundary=newboundary() + local headers=lowerheaders(message.headers) + local body=message.body + local preamble=body.preamble + local epilogue=body.epilogue + local content=headers['content-type'] or 'multipart/mixed' + headers['content-type']=content..'; boundary="'..boundary..'"' + send_headers(headers) + if preamble then + yieldcoroutine(preamble) + yieldcoroutine("\r\n") + end + for i=1,#body do + yieldcoroutine("\r\n--"..boundary.."\r\n") + send_message(body[i]) + end + yieldcoroutine("\r\n--"..boundary.."--\r\n\r\n") + if epilogue then + yieldcoroutine(epilogue) + yieldcoroutine("\r\n") + end +end +local default_content_type='text/plain; charset="UTF-8"' +local function send_source(message) + local headers=lowerheaders(message.headers) + if not headers['content-type'] then + headers['content-type']=default_content_type + end + send_headers(headers) + local getchunk=message.body + while true do + local chunk,err=getchunk() + if err then + yieldcoroutine(nil,err) + elseif chunk then + yieldcoroutine(chunk) + else + break + end + end +end +local function send_string(message) + local headers=lowerheaders(message.headers) + if not headers['content-type'] then + headers['content-type']=default_content_type + end + send_headers(headers) + yieldcoroutine(message.body) +end +function send_message(message) + local body=message.body + if type(body)=="table" then + send_multipart(message) + elseif type(body)=="function" then + send_source(message) + else + send_string(message) + end +end +local function adjust_headers(message) + local headers=lowerheaders(message.headers) + if not headers["date"] then + headers["date"]=osdate("!%a, %d %b %Y %H:%M:%S ")..(message.zone or smtp.ZONE) + end + if not headers["x-mailer"] then + headers["x-mailer"]=socket._VERSION + end + headers["mime-version"]="1.0" + return headers +end +function smtp.message(message) + message.headers=adjust_headers(message) + local action=createcoroutine(function() + send_message(message) + end) + return function() + local ret,a,b=resumecoroutine(action) + if ret then + return a,b + else + return nil,a + end + end +end +smtp.send=protectsocket(function(mail) + local snd=opensmtp(smtp,mail.server,mail.port,mail.create) + local ext=snd:greet(mail.domain) + snd:auth(mail.user,mail.password,ext) + snd:send(mail) + snd:quit() + return snd:close() +end) +package.loaded["socket.smtp"]=smtp + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["trac-set"] = package.loaded["trac-set"] or true + +-- original size: 14568, stripped down to: 9644 + +if not modules then modules={} end modules ['trac-set']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,next,tostring,tonumber=type,next,tostring,tonumber +local print=print +local concat,sortedhash=table.concat,table.sortedhash +local formatters,find,lower,gsub,topattern=string.formatters,string.find,string.lower,string.gsub,string.topattern +local is_boolean=string.is_boolean +local settings_to_hash=utilities.parsers.settings_to_hash +local allocate=utilities.storage.allocate +utilities=utilities or {} +local utilities=utilities +local setters=utilities.setters or {} +utilities.setters=setters +local data={} +local trace_initialize=false +local frozen=true +local function initialize_setter(filename,name,values) + local setter=data[name] + if setter then + local data=setter.data + if data then + for key,newvalue in sortedhash(values) do + local newvalue=is_boolean(newvalue,newvalue,true) + local functions=data[key] + if functions then + local oldvalue=functions.value + if functions.frozen then + if trace_initialize then + setter.report("%s: %a is %s to %a",filename,key,"frozen",oldvalue) + end + elseif #functions>0 and not oldvalue then + if trace_initialize then + setter.report("%s: %a is %s to %a",filename,key,"set",newvalue) + end + for i=1,#functions do + functions[i](newvalue) + end + functions.value=newvalue + functions.frozen=functions.frozen or frozen + else + if trace_initialize then + setter.report("%s: %a is %s as %a",filename,key,"kept",oldvalue) + end + end + else + functions={ default=newvalue,frozen=frozen } + data[key]=functions + if trace_initialize then + setter.report("%s: %a is %s to %a",filename,key,"defaulted",newvalue) + end + end + end + return true + end + end +end +local function set(t,what,newvalue) + local data=t.data + if data and not data.frozen then + local done=t.done + if type(what)=="string" then + what=settings_to_hash(what) + end + if type(what)~="table" then + return + end + if not done then + done={} + t.done=done + end + for w,value in sortedhash(what) do + if value=="" then + value=newvalue + elseif not value then + value=false + else + value=is_boolean(value,value,true) + end + w=topattern(w,true,true) + for name,functions in sortedhash(data) do + if done[name] then + elseif find(name,w) then + done[name]=true + for i=1,#functions do + functions[i](value) + end + functions.value=value + end + end + end + end +end +local function reset(t) + local data=t.data + if data and not data.frozen then + for name,functions in sortedthash(data) do + for i=1,#functions do + functions[i](false) + end + functions.value=false + end + end +end +local function enable(t,what) + set(t,what,true) +end +local function disable(t,what) + local data=t.data + if not what or what=="" then + t.done={} + reset(t) + else + set(t,what,false) + end +end +local function register_setter(t,what,...) + local data=t.data + what=lower(what) + local functions=data[what] + if not functions then + functions={} + data[what]=functions + if trace_initialize then + t.report("defining %a",what) + end + end + local default=functions.default + for i=1,select("#",...) do + local fnc=select(i,...) + local typ=type(fnc) + if typ=="string" then + if trace_initialize then + t.report("coupling %a to %a",what,fnc) + end + local s=fnc + fnc=function(value) set(t,s,value) end + elseif typ=="table" then + functions.values=fnc + fnc=nil + elseif typ~="function" then + fnc=nil + end + if fnc then + functions[#functions+1]=fnc + local value=functions.value or default + if value~=nil then + fnc(value) + functions.value=value + end + end + end + return false +end +local function enable_setter(t,what) + local e=t.enable + t.enable,t.done=enable,{} + set(t,what,true) + enable(t,what) + t.enable,t.done=e,{} +end +local function disable_setter(t,what) + local e=t.disable + t.disable,t.done=disable,{} + disable(t,what) + t.disable,t.done=e,{} +end +local function reset_setter(t) + t.done={} + reset(t) +end +local function list_setter(t) + local list=table.sortedkeys(t.data) + local user,system={},{} + for l=1,#list do + local what=list[l] + if find(what,"^%*") then + system[#system+1]=what + else + user[#user+1]=what + end + end + return user,system +end +local function show_setter(t,pattern) + local list=list_setter(t) + t.report() + for k=1,#list do + local name=list[k] + if not pattern or find(name,pattern) then + local functions=t.data[name] + if functions then + local value=functions.value + local default=functions.default + local values=functions.values + local modules=#functions + if default==nil then + default="unset" + elseif type(default)=="table" then + default=concat(default,"|") + else + default=tostring(default) + end + if value==nil then + value="unset" + elseif type(value)=="table" then + value=concat(value,"|") + else + value=tostring(value) + end + t.report(name) + t.report(" modules : %i",modules) + t.report(" default : %s",default) + t.report(" value : %s",value) + if values then + local v={} for i=1,#values do v[i]=tostring(values[i]) end + t.report(" values : % t",v) + end + t.report() + end + end + end +end +function setters.report(setter,fmt,...) + if fmt then + print(formatters["%-15s : %s"](setter.name,formatters[fmt](...))) + else + print("") + end +end +local function setter_default(setter,name) + local d=setter.data[name] + return d and d.default +end +local function setter_value(setter,name) + local d=setter.data[name] + return d and (d.value or d.default) +end +local function setter_values(setter,name) + local d=setter.data[name] + return d and d.values +end +local function new_setter(name) + local setter + setter={ + data=allocate(), + name=name, + report=function(...) setters.report (setter,...) end, + enable=function(...) enable_setter (setter,...) end, + disable=function(...) disable_setter (setter,...) end, + reset=function(...) reset_setter (setter,...) end, + register=function(...) register_setter(setter,...) end, + list=function(...) return list_setter (setter,...) end, + show=function(...) show_setter (setter,...) end, + default=function(...) return setter_default (setter,...) end, + value=function(...) return setter_value (setter,...) end, + values=function(...) return setter_values (setter,...) end, + } + data[name]=setter + return setter +end +setters.enable=enable_setter +setters.disable=disable_setter +setters.register=register_setter +setters.list=list_setter +setters.show=show_setter +setters.reset=reset_setter +setters.new=new_setter +setters.initialize=initialize_setter +trackers=new_setter("trackers") +directives=new_setter("directives") +experiments=new_setter("experiments") +local t_enable,t_disable=trackers .enable,trackers .disable +local d_enable,d_disable=directives .enable,directives .disable +local e_enable,e_disable=experiments.enable,experiments.disable +local trace_directives=false local trace_directives=false trackers.register("system.directives",function(v) trace_directives=v end) +local trace_experiments=false local trace_experiments=false trackers.register("system.experiments",function(v) trace_experiments=v end) +function directives.enable(...) + if trace_directives then + directives.report("enabling: % t",{...}) + end + d_enable(...) +end +function directives.disable(...) + if trace_directives then + directives.report("disabling: % t",{...}) + end + d_disable(...) +end +function experiments.enable(...) + if trace_experiments then + experiments.report("enabling: % t",{...}) + end + e_enable(...) +end +function experiments.disable(...) + if trace_experiments then + experiments.report("disabling: % t",{...}) + end + e_disable(...) +end +directives.register("system.nostatistics",function(v) + if statistics then + statistics.enable=not v + else + end +end) +directives.register("system.nolibraries",function(v) + if libraries then + libraries=nil + else + end +end) +if environment then + local engineflags=environment.engineflags + if engineflags then + local list=engineflags["c:trackers"] or engineflags["trackers"] + if type(list)=="string" then + initialize_setter("commandline flags","trackers",settings_to_hash(list)) + end + local list=engineflags["c:directives"] or engineflags["directives"] + if type(list)=="string" then + initialize_setter("commandline flags","directives",settings_to_hash(list)) + end + end +end +if texconfig then + local function set(k,v) + local v=tonumber(v) + if v then + texconfig[k]=v + end + end + directives.register("luatex.expanddepth",function(v) set("expand_depth",v) end) + directives.register("luatex.hashextra",function(v) set("hash_extra",v) end) + directives.register("luatex.nestsize",function(v) set("nest_size",v) end) + directives.register("luatex.maxinopen",function(v) set("max_in_open",v) end) + directives.register("luatex.maxprintline",function(v) set("max_print_line",v) end) + directives.register("luatex.maxstrings",function(v) set("max_strings",v) end) + directives.register("luatex.paramsize",function(v) set("param_size",v) end) + directives.register("luatex.savesize",function(v) set("save_size",v) end) + directives.register("luatex.stacksize",function(v) set("stack_size",v) end) +end +local data=table.setmetatableindex("table") +updaters={ + register=function(what,f) + local d=data[what] + d[#d+1]=f + end, + apply=function(what,...) + local d=data[what] + for i=1,#d do + d[i](...) + end + end, +} + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["trac-log"] = package.loaded["trac-log"] or true + +-- original size: 16017, stripped down to: 11045 + +if not modules then modules={} end modules ['trac-log']={ + version=1.001, + comment="companion to trac-log.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local next,type,select,print=next,type,select,print +local format,gmatch,find=string.format,string.gmatch,string.find +local concat,insert,remove=table.concat,table.insert,table.remove +local topattern=string.topattern +local utfchar=utf.char +local datetime=os.date +local openfile=io.open +local write_nl=print +local write=io.write +local setmetatableindex=table.setmetatableindex +local formatters=string.formatters +local settings_to_hash=utilities.parsers.settings_to_hash +local sortedkeys=table.sortedkeys +local variant="default" +logs=logs or {} +local logs=logs +local moreinfo=[[ +More information about ConTeXt and the tools that come with it can be found at: +]].."\n"..[[ +maillist : ntg-context@ntg.nl / http://www.ntg.nl/mailman/listinfo/ntg-context +webpage : http://www.pragma-ade.nl / http://tex.aanhet.net +wiki : http://contextgarden.net +]] +formatters.add ( + formatters,"unichr", + [["U+" .. format("%%05X",%s) .. " (" .. utfchar(%s) .. ")"]] +) +formatters.add ( + formatters,"chruni", + [[utfchar(%s) .. " (U+" .. format("%%05X",%s) .. ")"]] +) +local function ignore() end +setmetatableindex(logs,function(t,k) t[k]=ignore;return ignore end) +local report,subreport,status,settarget,setformats,settranslations +local direct,subdirect,writer,pushtarget,poptarget,setlogfile,settimedlog,setprocessor,setformatters,newline +local function ansisupported(specification) + if specification~="ansi" and specification~="ansilog" then + return false + elseif os and os.enableansi then + return os.enableansi() + else + return false + end +end +do + local report_yes,subreport_yes,status_yes + local report_nop,subreport_nop,status_nop + local variants={ + default={ + formats={ + report_yes=formatters["%-15s | %s"], + report_nop=formatters["%-15s |"], + subreport_yes=formatters["%-15s | %s | %s"], + subreport_nop=formatters["%-15s | %s |"], + status_yes=formatters["%-15s : %s\n"], + status_nop=formatters["%-15s :\n"], + }, + }, + ansi={ + formats={ + report_yes=formatters["[0;32m%-15s [0;1m|[0m %s"], + report_nop=formatters["[0;32m%-15s [0;1m|[0m"], + subreport_yes=formatters["[0;32m%-15s [0;1m|[0;31m %s [0;1m|[0m %s"], + subreport_nop=formatters["[0;32m%-15s [0;1m|[0;31m %s [0;1m|[0m"], + status_yes=formatters["[0;32m%-15s [0;1m:[0m %s\n"], + status_nop=formatters["[0;32m%-15s [0;1m:[0m\n"], + }, + }, + } + logs.flush=ignore + writer=function(s) + write_nl(s) + end + newline=function() + write_nl("\n") + end + report=function(a,b,c,...) + if c then + write_nl(report_yes(a,formatters[b](c,...))) + elseif b then + write_nl(report_yes(a,b)) + elseif a then + write_nl(report_nop(a)) + else + write_nl("") + end + end + subreport=function(a,sub,b,c,...) + if c then + write_nl(subreport_yes(a,sub,formatters[b](c,...))) + elseif b then + write_nl(subreport_yes(a,sub,b)) + elseif a then + write_nl(subreport_nop(a,sub)) + else + write_nl("") + end + end + status=function(a,b,c,...) + if c then + write_nl(status_yes(a,formatters[b](c,...))) + elseif b then + write_nl(status_yes(a,b)) + elseif a then + write_nl(status_nop(a)) + else + write_nl("\n") + end + end + direct=ignore + subdirect=ignore + settarget=ignore + pushtarget=ignore + poptarget=ignore + setformats=ignore + settranslations=ignore + setprocessor=function(f) + local writeline=write_nl + write_nl=function(s) + writeline(f(s)) + end + end + setformatters=function(specification) + local f=nil + local d=variants.default + if specification then + if type(specification)=="table" then + f=specification.formats or specification + else + if not ansisupported(specification) then + specification="default" + end + local v=variants[specification] + if v then + f=v.formats + end + end + end + if f then + d=d.formats + else + f=d.formats + d=f + end + setmetatableindex(f,d) + report_yes=f.report_yes + report_nop=f.report_nop + subreport_yes=f.subreport_yes + subreport_nop=f.subreport_nop + status_yes=f.status_yes + status_nop=f.status_nop + end + setformatters(variant) + setlogfile=function(name,keepopen) + if name and name~="" then + local localtime=os.localtime + local writeline=write_nl + if keepopen then + local f=io.open(name,"ab") + write_nl=function(s) + writeline(s) + f:write(localtime()," | ",s,"\n") + end + else + write_nl=function(s) + writeline(s) + local f=io.open(name,"ab") + f:write(localtime()," | ",s,"\n") + f:close() + end + end + end + setlogfile=ignore + end + settimedlog=function() + local localtime=os.localtime + local writeline=write_nl + write_nl=function(s) + writeline(localtime().." | "..s) + end + settimedlog=ignore + end +end +logs.report=report +logs.subreport=subreport +logs.status=status +logs.settarget=settarget +logs.pushtarget=pushtarget +logs.poptarget=poptarget +logs.setformats=setformats +logs.settranslations=settranslations +logs.setlogfile=setlogfile +logs.settimedlog=settimedlog +logs.setprocessor=setprocessor +logs.setformatters=setformatters +logs.direct=direct +logs.subdirect=subdirect +logs.writer=writer +logs.newline=newline +local data={} +local states=nil +local force=false +function logs.reporter(category,subcategory) + local logger=data[category] + if not logger then + local state=states==true + if not state and type(states)=="table" then + for c,_ in next,states do + if find(category,c) then + state=true + break + end + end + end + logger={ + reporters={}, + state=state, + } + data[category]=logger + end + local reporter=logger.reporters[subcategory or "default"] + if not reporter then + if subcategory then + reporter=function(...) + if force or not logger.state then + subreport(category,subcategory,...) + end + end + logger.reporters[subcategory]=reporter + else + local tag=category + reporter=function(...) + if force or not logger.state then + report(category,...) + end + end + logger.reporters.default=reporter + end + end + return reporter +end +logs.new=logs.reporter +local ctxreport=logs.writer +function logs.setmessenger(m) + ctxreport=m +end +function logs.messenger(category,subcategory) + if subcategory then + return function(...) + ctxreport(subdirect(category,subcategory,...)) + end + else + return function(...) + ctxreport(direct(category,...)) + end + end +end +local function setblocked(category,value) + if category==true or category=="all" then + category,value="*",true + elseif category==false then + category,value="*",false + elseif value==nil then + value=true + end + if category=="*" then + states=value + for k,v in next,data do + v.state=value + end + else + alllocked=false + states=settings_to_hash(category,type(states)=="table" and states or nil) + for c in next,states do + local v=data[c] + if v then + v.state=value + else + c=topattern(c,true,true) + for k,v in next,data do + if find(k,c) then + v.state=value + end + end + end + end + end +end +function logs.disable(category,value) + setblocked(category,value==nil and true or value) +end +function logs.enable(category) + setblocked(category,false) +end +function logs.categories() + return sortedkeys(data) +end +function logs.show() + local n,c,s,max=0,0,0,0 + for category,v in table.sortedpairs(data) do + n=n+1 + local state=v.state + local reporters=v.reporters + local nc=#category + if nc>c then + c=nc + end + for subcategory,_ in next,reporters do + local ns=#subcategory + if ns>c then + s=ns + end + local m=nc+ns + if m>max then + max=m + end + end + local subcategories=concat(sortedkeys(reporters),", ") + if state==true then + state="disabled" + elseif state==false then + state="enabled" + else + state="unknown" + end + report("logging","category %a, subcategories %a, state %a",category,subcategories,state) + end + report("logging","categories: %s, max category: %s, max subcategory: %s, max combined: %s",n,c,s,max) +end +local delayed_reporters={} +setmetatableindex(delayed_reporters,function(t,k) + local v=logs.reporter(k.name) + t[k]=v + return v +end) +function utilities.setters.report(setter,...) + delayed_reporters[setter](...) +end +directives.register("logs.blocked",function(v) + setblocked(v,true) +end) +directives.register("logs.target",function(v) + settarget(v) +end) +local nesting=0 +local verbose=false +local hasscheme=url.hasscheme +local simple=logs.reporter("comment") +logs.simple=simple +logs.simpleline=simple +logs.setprogram=ignore +logs.extendbanner=ignore +logs.reportlines=ignore +logs.reportbanner=ignore +logs.reportline=ignore +logs.simplelines=ignore +logs.help=ignore +local Carg,C,lpegmatch=lpeg.Carg,lpeg.C,lpeg.match +local p_newline=lpeg.patterns.newline +local linewise=( + Carg(1)*C((1-p_newline)^1)/function(t,s) t.report(s) end+Carg(1)*p_newline^2/function(t) t.report() end+p_newline +)^1 +local function reportlines(t,str) + if str then + lpegmatch(linewise,str,1,t) + end +end +local function reportbanner(t) + local banner=t.banner + if banner then + t.report(banner) + t.report() + end +end +local function reportversion(t) + local banner=t.banner + if banner then + t.report(banner) + end +end +local function reporthelp(t,...) + local helpinfo=t.helpinfo + if type(helpinfo)=="string" then + reportlines(t,helpinfo) + elseif type(helpinfo)=="table" then + for i=1,select("#",...) do + reportlines(t,t.helpinfo[select(i,...)]) + if i<n then + t.report() + end + end + end +end +local function reportinfo(t) + t.report() + reportlines(t,t.moreinfo) +end +local function reportexport(t,method) + report(t.helpinfo) +end +local reporters={ + lines=reportlines, + banner=reportbanner, + version=reportversion, + help=reporthelp, + info=reportinfo, + export=reportexport, +} +local exporters={ +} +logs.reporters=reporters +logs.exporters=exporters +function logs.application(t) + local arguments=environment and environment.arguments + if arguments then + local ansi=arguments.ansi or arguments.ansilog + if ansi then + logs.setformatters(arguments.ansi and "ansi" or "ansilog") + end + end + t.name=t.name or "unknown" + t.banner=t.banner + t.moreinfo=moreinfo + t.report=logs.reporter(t.name) + t.help=function(...) + reporters.banner(t) + reporters.help(t,...) + reporters.info(t) + end + t.export=function(...) + reporters.export(t,...) + end + t.identify=function() + reporters.banner(t) + end + t.version=function() + reporters.version(t) + end + return t +end +local f_syslog=formatters["%s %s => %s => %s => %s\r"] +function logs.system(whereto,process,jobname,category,fmt,arg,...) + local message=f_syslog(datetime("%d/%m/%y %H:%m:%S"),process,jobname,category,arg==nil and fmt or format(fmt,arg,...)) + for i=1,10 do + local f=openfile(whereto,"a") + if f then + f:write(message) + f:close() + break + else + sleep(0.1) + end + end +end +local report_system=logs.reporter("system","logs") +if utilities then + utilities.report=report_system +end +if package.helpers.report then + package.helpers.report=logs.reporter("package loader") +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["trac-inf"] = package.loaded["trac-inf"] or true + +-- original size: 9740, stripped down to: 7296 + +if not modules then modules={} end modules ['trac-inf']={ + version=1.001, + comment="companion to trac-inf.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,tonumber,select=type,tonumber,select +local format,lower,find=string.format,string.lower,string.find +local concat=table.concat +local clock=os.gettimeofday or os.clock +local setmetatableindex=table.setmetatableindex +local serialize=table.serialize +local formatters=string.formatters +statistics=statistics or {} +local statistics=statistics +statistics.enable=true +statistics.threshold=0.01 +local statusinfo,n,registered,timers={},0,{},{} +setmetatableindex(timers,function(t,k) + local v={ timing=0,loadtime=0,offset=0 } + t[k]=v + return v +end) +local function hastiming(instance) + return instance and timers[instance] +end +local function resettiming(instance) + timers[instance or "notimer"]={ timing=0,loadtime=0,offset=0 } +end +local ticks=clock +local seconds=function(n) return n or 0 end +if os.type~="windows" then +elseif lua.getpreciseticks then + ticks=lua.getpreciseticks + seconds=lua.getpreciseseconds +elseif FFISUPPORTED then + local okay,kernel=pcall(ffi.load,"kernel32") + if kernel then + local tonumber=ffi.number or tonumber + ffi.cdef[[ + int QueryPerformanceFrequency(int64_t *lpFrequency); + int QueryPerformanceCounter(int64_t *lpPerformanceCount); + ]] + local target=ffi.new("__int64[1]") + ticks=function() + if kernel.QueryPerformanceCounter(target)==1 then + return tonumber(target[0]) + else + return 0 + end + end + local target=ffi.new("__int64[1]") + seconds=function(ticks) + if kernel.QueryPerformanceFrequency(target)==1 then + return ticks/tonumber(target[0]) + else + return 0 + end + end + end +else +end +local function starttiming(instance,reset) + local timer=timers[instance or "notimer"] + local it=timer.timing + if reset then + it=0 + timer.loadtime=0 + end + if it==0 then + timer.starttime=ticks() + if not timer.loadtime then + timer.loadtime=0 + end + end + timer.timing=it+1 +end +local function stoptiming(instance) + local timer=timers[instance or "notimer"] + local it=timer.timing + if it>1 then + timer.timing=it-1 + else + local starttime=timer.starttime + if starttime and starttime>0 then + local stoptime=ticks() + local loadtime=stoptime-starttime + timer.stoptime=stoptime + timer.loadtime=timer.loadtime+loadtime + timer.timing=0 + timer.starttime=0 + end + end +end +local function benchmarktimer(instance) + local timer=timers[instance or "notimer"] + local it=timer.timing + if it>1 then + timer.timing=it-1 + else + local starttime=timer.starttime + if starttime and starttime>0 then + timer.offset=ticks()-starttime + else + timer.offset=0 + end + end +end +local function elapsed(instance) + if type(instance)=="number" then + return instance + else + local timer=timers[instance or "notimer"] + return timer and seconds(timer.loadtime-2*(timer.offset or 0)) or 0 + end +end +local function currenttime(instance) + if type(instance)=="number" then + return instance + else + local timer=timers[instance or "notimer"] + local it=timer.timing + if it>1 then + else + local starttime=timer.starttime + if starttime and starttime>0 then + return seconds(timer.loadtime+ticks()-starttime-2*(timer.offset or 0)) + end + end + return 0 + end +end +local function elapsedtime(instance) + return format("%0.3f",elapsed(instance)) +end +local function elapsedindeed(instance) + return elapsed(instance)>statistics.threshold +end +local function elapsedseconds(instance,rest) + if elapsedindeed(instance) then + return format("%0.3f seconds %s",elapsed(instance),rest or "") + end +end +statistics.hastiming=hastiming +statistics.resettiming=resettiming +statistics.starttiming=starttiming +statistics.stoptiming=stoptiming +statistics.currenttime=currenttime +statistics.elapsed=elapsed +statistics.elapsedtime=elapsedtime +statistics.elapsedindeed=elapsedindeed +statistics.elapsedseconds=elapsedseconds +statistics.benchmarktimer=benchmarktimer +function statistics.register(tag,fnc) + if statistics.enable and type(fnc)=="function" then + local rt=registered[tag] or (#statusinfo+1) + statusinfo[rt]={ tag,fnc } + registered[tag]=rt + if #tag>n then n=#tag end + end +end +local report=logs.reporter("mkiv lua stats") +function statistics.show() + if statistics.enable then + local register=statistics.register + register("used platform",function() + return format("%s, type: %s, binary subtree: %s", + os.platform or "unknown",os.type or "unknown",environment.texos or "unknown") + end) + register("used engine",function() + return format("%s version: %s, functionality level: %s, banner: %s", + LUATEXENGINE,LUATEXVERSION,LUATEXFUNCTIONALITY,lower(status.banner)) + end) + register("used hash slots",function() + return format("%s of %s + %s",status.cs_count,status.hash_size,status.hash_extra) + end) + register("callbacks",statistics.callbacks) + if JITSUPPORTED then + local jitstatus=jit.status + if jitstatus then + local jitstatus={ jitstatus() } + if jitstatus[1] then + register("luajit options",concat(jitstatus," ",2)) + end + end + end + register("lua properties",function() + local hash=2^status.luatex_hashchars + local mask=load([[τεχ = 1]]) and "utf" or "ascii" + return format("engine: %s %s, used memory: %s, hash chars: min(%i,40), symbol mask: %s (%s)", + jit and "luajit" or "lua",LUAVERSION,statistics.memused(),hash,mask,mask=="utf" and "τεχ" or "tex") + end) + register("runtime",statistics.runtime) + logs.newline() + for i=1,#statusinfo do + local s=statusinfo[i] + local r=s[2]() + if r then + report("%s: %s",s[1],r) + end + end + statistics.enable=false + end +end +function statistics.memused() + local round=math.round or math.floor + return format("%s MB, ctx: %s MB, max: %s MB", + round(collectgarbage("count")/1000), + round(status.luastate_bytes/1000000), + status.luastate_bytes_max and round(status.luastate_bytes_max/1000000) or "unknown" + ) +end +starttiming(statistics) +function statistics.formatruntime(runtime) + return format("%s seconds",runtime) +end +function statistics.runtime() + stoptiming(statistics) + local runtime=lua.getruntime and lua.getruntime() or elapsedtime(statistics) + return statistics.formatruntime(runtime) +end +local report=logs.reporter("system") +function statistics.timed(action,all) + starttiming("run") + action() + stoptiming("run") + local runtime=tonumber(elapsedtime("run")) + if all then + local alltime=tonumber(lua.getruntime and lua.getruntime() or elapsedtime(statistics)) + if alltime and alltime>0 then + report("total runtime: %0.3f seconds of %0.3f seconds",runtime,alltime) + return + end + end + report("total runtime: %0.3f seconds",runtime) +end +function statistics.tracefunction(base,tag,...) + for i=1,select("#",...) do + local name=select(i,...) + local stat={} + local func=base[name] + setmetatableindex(stat,function(t,k) t[k]=0 return 0 end) + base[name]=function(n,k,v) stat[k]=stat[k]+1 return func(n,k,v) end + statistics.register(formatters["%s.%s"](tag,name),function() return serialize(stat,"calls") end) + end +end +function status.getreadstate() + return { + filename=status.filename or "?", + linenumber=status.linenumber or 0, + iocode=status.inputid or 0, + } +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["trac-pro"] = package.loaded["trac-pro"] or true + +-- original size: 5841, stripped down to: 3352 + +if not modules then modules={} end modules ['trac-pro']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local getmetatable,setmetatable,rawset,type,next=getmetatable,setmetatable,rawset,type,next +local trace_namespaces=false trackers.register("system.namespaces",function(v) trace_namespaces=v end) +local report_system=logs.reporter("system","protection") +namespaces=namespaces or {} +local namespaces=namespaces +local registered={} +local function report_index(k,name) + if trace_namespaces then + report_system("reference to %a in protected namespace %a: %s",k,name) + debugger.showtraceback(report_system) + else + report_system("reference to %a in protected namespace %a",k,name) + end +end +local function report_newindex(k,name) + if trace_namespaces then + report_system("assignment to %a in protected namespace %a: %s",k,name) + debugger.showtraceback(report_system) + else + report_system("assignment to %a in protected namespace %a",k,name) + end +end +local function register(name) + local data=name=="global" and _G or _G[name] + if not data then + return + end + registered[name]=data + local m=getmetatable(data) + if not m then + m={} + setmetatable(data,m) + end + local index,newindex={},{} + m.__saved__index=m.__index + m.__no__index=function(t,k) + if not index[k] then + index[k]=true + report_index(k,name) + end + return nil + end + m.__saved__newindex=m.__newindex + m.__no__newindex=function(t,k,v) + if not newindex[k] then + newindex[k]=true + report_newindex(k,name) + end + rawset(t,k,v) + end + m.__protection__depth=0 +end +local function private(name) + local data=registered[name] + if not data then + data=_G[name] + if not data then + data={} + _G[name]=data + end + register(name) + end + return data +end +local function protect(name) + local data=registered[name] + if not data then + return + end + local m=getmetatable(data) + local pd=m.__protection__depth + if pd>0 then + m.__protection__depth=pd+1 + else + m.__save_d_index,m.__saved__newindex=m.__index,m.__newindex + m.__index,m.__newindex=m.__no__index,m.__no__newindex + m.__protection__depth=1 + end +end +local function unprotect(name) + local data=registered[name] + if not data then + return + end + local m=getmetatable(data) + local pd=m.__protection__depth + if pd>1 then + m.__protection__depth=pd-1 + else + m.__index,m.__newindex=m.__saved__index,m.__saved__newindex + m.__protection__depth=0 + end +end +local function protectall() + for name,_ in next,registered do + if name~="global" then + protect(name) + end + end +end +local function unprotectall() + for name,_ in next,registered do + if name~="global" then + unprotect(name) + end + end +end +namespaces.register=register +namespaces.private=private +namespaces.protect=protect +namespaces.unprotect=unprotect +namespaces.protectall=protectall +namespaces.unprotectall=unprotectall +namespaces.private("namespaces") registered={} register("global") +directives.register("system.protect",function(v) + if v then + protectall() + else + unprotectall() + end +end) +directives.register("system.checkglobals",function(v) + if v then + report_system("enabling global namespace guard") + protect("global") + else + report_system("disabling global namespace guard") + unprotect("global") + end +end) + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-lua"] = package.loaded["util-lua"] or true + +-- original size: 7149, stripped down to: 4997 + +if not modules then modules={} end modules ['util-lua']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + comment="the strip code is written by Peter Cawley", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local rep,sub,byte,dump,format=string.rep,string.sub,string.byte,string.dump,string.format +local load,loadfile,type,collectgarbage=load,loadfile,type,collectgarbage +utilities=utilities or {} +utilities.lua=utilities.lua or {} +local luautilities=utilities.lua +local report_lua=logs.reporter("system","lua") +local report_mem=logs.reporter("system","lua memory") +local tracestripping=false +local tracememory=false +luautilities.stripcode=true +luautilities.alwaysstripcode=false +luautilities.nofstrippedchunks=0 +luautilities.nofstrippedbytes=0 +local strippedchunks={} +luautilities.strippedchunks=strippedchunks +if not LUATEXENGINE then + LUATEXENGINE=status.luatex_engine and string.lower(status.luatex_engine) + JITSUPPORTED=LUATEXENGINE=="luajittex" or jit + CONTEXTLMTXMODE=CONTEXTLMTXMODE or (LUATEXENGINE=="luametatex" and 1) or 0 +end +luautilities.suffixes={ + tma="tma", + tmc=(CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 and "tmd") or (jit and "tmb") or "tmc", + lua="lua", + luc=(CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 and "lud") or (jit and "lub") or "luc", + lui="lui", + luv="luv", + luj="luj", + tua="tua", + tuc=(CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 and "tud") or (jit and "tub") or "tuc", +} +local function register(name) + if tracestripping then + report_lua("stripped bytecode from %a",name or "unknown") + end + strippedchunks[#strippedchunks+1]=name + luautilities.nofstrippedchunks=luautilities.nofstrippedchunks+1 +end +local function stupidcompile(luafile,lucfile,strip) + local code=io.loaddata(luafile) + if code and code~="" then + code=load(code) + if code then + code=dump(code,strip and luautilities.stripcode or luautilities.alwaysstripcode) + if code and code~="" then + register(name) + io.savedata(lucfile,code) + return true,0 + end + else + report_lua("fatal error %a in file %a",1,luafile) + end + else + report_lua("fatal error %a in file %a",2,luafile) + end + return false,0 +end +function luautilities.loadedluacode(fullname,forcestrip,name,macros) + name=name or fullname + if macros then + macros=lua.macros + end + local code,message + if macros then + code,message=macros.loaded(fullname,true,false) + else + code,message=loadfile(fullname) + end + if code then + code() + else + report_lua("loading of file %a failed:\n\t%s",fullname,message or "no message") + code,message=loadfile(fullname) + end + if forcestrip and luautilities.stripcode then + if type(forcestrip)=="function" then + forcestrip=forcestrip(fullname) + end + if forcestrip or luautilities.alwaysstripcode then + register(name) + return load(dump(code,true)),0 + else + return code,0 + end + elseif luautilities.alwaysstripcode then + register(name) + return load(dump(code,true)),0 + else + return code,0 + end +end +function luautilities.strippedloadstring(code,name,forcestrip) + local code,message=load(code) + if not code then + report_lua("loading of file %a failed:\n\t%s",name,message or "no message") + end + if forcestrip and luautilities.stripcode or luautilities.alwaysstripcode then + register(name) + return load(dump(code,true)),0 + else + return code,0 + end +end +function luautilities.loadstring(code,name) + local code,message=load(code) + if not code then + report_lua("loading of file %a failed:\n\t%s",name,message or "no message") + end + return code,0 +end +function luautilities.compile(luafile,lucfile,cleanup,strip,fallback) + report_lua("compiling %a into %a",luafile,lucfile) + os.remove(lucfile) + local done=stupidcompile(luafile,lucfile,strip~=false) + if done then + report_lua("dumping %a into %a stripped",luafile,lucfile) + if cleanup==true and lfs.isfile(lucfile) and lfs.isfile(luafile) then + report_lua("removing %a",luafile) + os.remove(luafile) + end + end + return done +end +function luautilities.loadstripped(...) + local l=load(...) + if l then + return load(dump(l,true)) + end +end +local finalizers={} +setmetatable(finalizers,{ + __gc=function(t) + for i=1,#t do + pcall(t[i]) + end + end +} ) +function luautilities.registerfinalizer(f) + finalizers[#finalizers+1]=f +end +function luautilities.checkmemory(previous,threshold,trace) + local current=collectgarbage("count") + if previous then + local checked=(threshold or 64)*1024 + local delta=current-previous + if current-previous>checked then + collectgarbage("collect") + local afterwards=collectgarbage("count") + if trace or tracememory then + report_mem("previous %r MB, current %r MB, delta %r MB, threshold %r MB, afterwards %r MB", + previous/1024,current/1024,delta/1024,threshold,afterwards) + end + return afterwards + elseif trace or tracememory then + report_mem("previous %r MB, current %r MB, delta %r MB, threshold %r MB", + previous/1024,current/1024,delta/1024,threshold) + end + end + return current +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-deb"] = package.loaded["util-deb"] or true + +-- original size: 10593, stripped down to: 7102 + +if not modules then modules={} end modules ['util-deb']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,next,tostring,tonumber=type,next,tostring,tonumber +local format,find,sub,gsub=string.format,string.find,string.sub,string.gsub +local insert,remove,sort=table.insert,table.remove,table.sort +local setmetatableindex=table.setmetatableindex +utilities=utilities or {} +local debugger=utilities.debugger or {} +utilities.debugger=debugger +local report=logs.reporter("debugger") +local ticks=os.gettimeofday or os.clock +local seconds=function(n) return n or 0 end +local overhead=0 +local dummycalls=10*1000 +local nesting=0 +local names={} +local initialize=false +if lua.getpreciseticks then + initialize=function() + ticks=lua.getpreciseticks + seconds=lua.getpreciseseconds + initialize=false + end +elseif not (FFISUPPORTED and ffi) then +elseif os.type=="windows" then + initialize=function() + local kernel=ffilib("kernel32","system") + if kernel then + local tonumber=ffi.number or tonumber + ffi.cdef[[ + int QueryPerformanceFrequency(int64_t *lpFrequency); + int QueryPerformanceCounter(int64_t *lpPerformanceCount); + ]] + local target=ffi.new("__int64[1]") + ticks=function() + if kernel.QueryPerformanceCounter(target)==1 then + return tonumber(target[0]) + else + return 0 + end + end + local target=ffi.new("__int64[1]") + seconds=function(ticks) + if kernel.QueryPerformanceFrequency(target)==1 then + return ticks/tonumber(target[0]) + else + return 0 + end + end + end + initialize=false + end +elseif os.type=="unix" then + initialize=function() + local C=ffi.C + local tonumber=ffi.number or tonumber + ffi.cdef [[ + /* what a mess */ + typedef int clk_id_t; + typedef enum { CLOCK_REALTIME, CLOCK_MONOTONIC, CLOCK_PROCESS_CPUTIME_ID } clk_id; + typedef struct timespec { long sec; long nsec; } ctx_timespec; + int clock_gettime(clk_id_t timerid, struct timespec *t); + ]] + local target=ffi.new("ctx_timespec[?]",1) + local clock=C.CLOCK_PROCESS_CPUTIME_ID + ticks=function () + C.clock_gettime(clock,target) + return tonumber(target[0].sec*1000000000+target[0].nsec) + end + seconds=function(ticks) + return ticks/1000000000 + end + initialize=false + end +end +setmetatableindex(names,function(t,name) + local v=setmetatableindex(function(t,source) + local v=setmetatableindex(function(t,line) + local v={ total=0,count=0,nesting=0 } + t[line]=v + return v + end) + t[source]=v + return v + end) + t[name]=v + return v +end) +local getinfo=nil +local sethook=nil +local function hook(where) + local f=getinfo(2,"nSl") + if f then + local source=f.short_src + if not source then + return + end + local line=f.linedefined or 0 + local name=f.name + if not name then + local what=f.what + if what=="C" then + name="<anonymous>" + else + name=f.namewhat or what or "<unknown>" + end + end + local data=names[name][source][line] + if where=="call" then + local nesting=data.nesting + if nesting==0 then + data.count=data.count+1 + insert(data,ticks()) + data.nesting=1 + else + data.nesting=nesting+1 + end + elseif where=="return" then + local nesting=data.nesting + if nesting==1 then + local t=remove(data) + if t then + data.total=data.total+ticks()-t + end + data.nesting=0 + else + data.nesting=nesting-1 + end + end + end +end +function debugger.showstats(printer,threshold) + local printer=printer or report + local calls=0 + local functions=0 + local dataset={} + local length=0 + local realtime=0 + local totaltime=0 + local threshold=threshold or 0 + for name,sources in next,names do + for source,lines in next,sources do + for line,data in next,lines do + local count=data.count + if count>threshold then + if #name>length then + length=#name + end + local total=data.total + local real=total + if real>0 then + real=total-(count*overhead/dummycalls) + if real<0 then + real=0 + end + realtime=realtime+real + end + totaltime=totaltime+total + if line<0 then + line=0 + end + dataset[#dataset+1]={ real,total,count,name,source,line } + end + end + end + end + sort(dataset,function(a,b) + if a[1]==b[1] then + if a[2]==b[2] then + if a[3]==b[3] then + if a[4]==b[4] then + if a[5]==b[5] then + return a[6]<b[6] + else + return a[5]<b[5] + end + else + return a[4]<b[4] + end + else + return b[3]<a[3] + end + else + return b[2]<a[2] + end + else + return b[1]<a[1] + end + end) + if length>50 then + length=50 + end + local fmt=string.formatters["%4.9k s %3.3k %% %4.9k s %3.3k %% %8i # %-"..length.."s %4i %s"] + for i=1,#dataset do + local data=dataset[i] + local real=data[1] + local total=data[2] + local count=data[3] + local name=data[4] + local source=data[5] + local line=data[6] + calls=calls+count + functions=functions+1 + name=gsub(name,"%s+"," ") + if #name>length then + name=sub(name,1,length) + end + printer(fmt(seconds(total),100*total/totaltime,seconds(real),100*real/realtime,count,name,line,source)) + end + printer("") + printer(format("functions : %i",functions)) + printer(format("calls : %i",calls)) + printer(format("overhead : %f",seconds(overhead/1000))) +end +local function getdebug() + if sethook and getinfo then + return + end + if not debug then + local okay + okay,debug=pcall(require,"debug") + end + if type(debug)~="table" then + return + end + getinfo=debug.getinfo + sethook=debug.sethook + if type(getinfo)~="function" then + getinfo=nil + end + if type(sethook)~="function" then + sethook=nil + end +end +function debugger.savestats(filename,threshold) + local f=io.open(filename,'w') + if f then + debugger.showstats(function(str) f:write(str,"\n") end,threshold) + f:close() + end +end +function debugger.enable() + getdebug() + if sethook and getinfo and nesting==0 then + running=true + if initialize then + initialize() + end + sethook(hook,"cr") + local function dummy() end + local t=ticks() + for i=1,dummycalls do + dummy() + end + overhead=ticks()-t + end + if nesting>0 then + nesting=nesting+1 + end +end +function debugger.disable() + if nesting>0 then + nesting=nesting-1 + end + if sethook and getinfo and nesting==0 then + sethook() + end +end +local function showtraceback(rep) + getdebug() + if getinfo then + local level=2 + local reporter=rep or report + while true do + local info=getinfo(level,"Sl") + if not info then + break + elseif info.what=="C" then + reporter("%2i : %s",level-1,"C function") + else + reporter("%2i : %s : %s",level-1,info.short_src,info.currentline) + end + level=level+1 + end + end +end +debugger.showtraceback=showtraceback +if luac then + local show,dump=luac.print,string.dump + function luac.inspect(v) + if type(v)=="function" then + local ok,str=xpcall(dump,function() end,v) + if ok then + v=str + end + end + if type(v)=="string" then + show(v,true) + else + print(v) + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-tpl"] = package.loaded["util-tpl"] or true + +-- original size: 7722, stripped down to: 4212 + +if not modules then modules={} end modules ['util-tpl']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +utilities.templates=utilities.templates or {} +local templates=utilities.templates +local trace_template=false trackers.register("templates.trace",function(v) trace_template=v end) +local report_template=logs.reporter("template") +local tostring,next=tostring,next +local format,sub,byte=string.format,string.sub,string.byte +local P,C,R,Cs,Cc,Carg,lpegmatch,lpegpatterns=lpeg.P,lpeg.C,lpeg.R,lpeg.Cs,lpeg.Cc,lpeg.Carg,lpeg.match,lpeg.patterns +local formatters=string.formatters +local replacer +local function replacekey(k,t,how,recursive) + local v=t[k] + if not v then + if trace_template then + report_template("unknown key %a",k) + end + return "" + else + v=tostring(v) + if trace_template then + report_template("setting key %a to value %a",k,v) + end + if recursive then + return lpegmatch(replacer,v,1,t,how,recursive) + else + return v + end + end +end +local sqlescape=lpeg.replacer { + { "'","''" }, + { "\\","\\\\" }, + { "\r\n","\\n" }, + { "\r","\\n" }, +} +local sqlquoted=Cs(Cc("'")*sqlescape*Cc("'")) +lpegpatterns.sqlescape=sqlescape +lpegpatterns.sqlquoted=sqlquoted +local luaescape=lpegpatterns.luaescape +local escapers={ + lua=function(s) + return lpegmatch(luaescape,s) + end, + sql=function(s) + return lpegmatch(sqlescape,s) + end, +} +local quotedescapers={ + lua=function(s) + return format("%q",s) + end, + sql=function(s) + return lpegmatch(sqlquoted,s) + end, +} +local luaescaper=escapers.lua +local quotedluaescaper=quotedescapers.lua +local function replacekeyunquoted(s,t,how,recurse) + if how==false then + return replacekey(s,t,how,recurse) + else + local escaper=how and escapers[how] or luaescaper + return escaper(replacekey(s,t,how,recurse)) + end +end +local function replacekeyquoted(s,t,how,recurse) + if how==false then + return replacekey(s,t,how,recurse) + else + local escaper=how and quotedescapers[how] or quotedluaescaper + return escaper(replacekey(s,t,how,recurse)) + end +end +local function replaceoptional(l,m,r,t,how,recurse) + local v=t[l] + return v and v~="" and lpegmatch(replacer,r,1,t,how or "lua",recurse or false) or "" +end +local function replaceformatted(l,m,r,t,how,recurse) + local v=t[r] + return v and formatters[l](v) +end +local single=P("%") +local double=P("%%") +local lquoted=P("%[") +local rquoted=P("]%") +local lquotedq=P("%(") +local rquotedq=P(")%") +local escape=double/'%%' +local nosingle=single/'' +local nodouble=double/'' +local nolquoted=lquoted/'' +local norquoted=rquoted/'' +local nolquotedq=lquotedq/'' +local norquotedq=rquotedq/'' +local nolformatted=P(":")/"%%" +local norformatted=P(":")/"" +local noloptional=P("%?")/'' +local noroptional=P("?%")/'' +local nomoptional=P(":")/'' +local args=Carg(1)*Carg(2)*Carg(3) +local key=nosingle*((C((1-nosingle)^1)*args)/replacekey)*nosingle +local quoted=nolquotedq*((C((1-norquotedq)^1)*args)/replacekeyquoted)*norquotedq +local unquoted=nolquoted*((C((1-norquoted)^1)*args)/replacekeyunquoted)*norquoted +local optional=noloptional*((C((1-nomoptional)^1)*nomoptional*C((1-noroptional)^1)*args)/replaceoptional)*noroptional +local formatted=nosingle*((Cs(nolformatted*(1-norformatted )^1)*norformatted*C((1-nosingle)^1)*args)/replaceformatted)*nosingle +local any=P(1) + replacer=Cs((unquoted+quoted+formatted+escape+optional+key+any)^0) +local function replace(str,mapping,how,recurse) + if mapping and str then + return lpegmatch(replacer,str,1,mapping,how or "lua",recurse or false) or str + else + return str + end +end +templates.replace=replace +function templates.replacer(str,how,recurse) + return function(mapping) + return lpegmatch(replacer,str,1,mapping,how or "lua",recurse or false) or str + end +end +function templates.load(filename,mapping,how,recurse) + local data=io.loaddata(filename) or "" + if mapping and next(mapping) then + return replace(data,mapping,how,recurse) + else + return data + end +end +function templates.resolve(t,mapping,how,recurse) + if not mapping then + mapping=t + end + for k,v in next,t do + t[k]=replace(v,mapping,how,recurse) + end + return t +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-sbx"] = package.loaded["util-sbx"] or true + +-- original size: 21145, stripped down to: 13271 + +if not modules then modules={} end modules ['util-sbx']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +if not sandbox then require("l-sandbox") end +local next,type=next,type +local replace=utilities.templates.replace +local collapsepath=file.collapsepath +local expandname=dir.expandname +local sortedhash=table.sortedhash +local lpegmatch=lpeg.match +local platform=os.type +local P,S,C=lpeg.P,lpeg.S,lpeg.C +local gsub=string.gsub +local lower=string.lower +local find=string.find +local concat=string.concat +local unquoted=string.unquoted +local optionalquoted=string.optionalquoted +local basename=file.basename +local nameonly=file.nameonly +local sandbox=sandbox +local validroots={} +local validrunners={} +local validbinaries=true +local validlibraries=true +local validators={} +local finalized=nil +local trace=false +local p_validroot=nil +local p_split=lpeg.firstofsplit(" ") +local report=logs.reporter("sandbox") +trackers.register("sandbox",function(v) trace=v end) +sandbox.setreporter(report) +sandbox.finalizer { + category="files", + action=function() + finalized=true + end +} +local function registerroot(root,what) + if finalized then + report("roots are already finalized") + else + if type(root)=="table" then + root,what=root[1],root[2] + end + if type(root)=="string" and root~="" then + root=collapsepath(expandname(root)) + if what=="r" or what=="ro" or what=="readable" then + what="read" + elseif what=="w" or what=="wo" or what=="writable" then + what="write" + end + validroots[root]=what=="write" or false + end + end +end +sandbox.finalizer { + category="files", + action=function() + if p_validroot then + report("roots are already initialized") + else + sandbox.registerroot(".","write") + for name in sortedhash(validroots) do + if p_validroot then + p_validroot=P(name)+p_validroot + else + p_validroot=P(name) + end + end + p_validroot=p_validroot/validroots + end + end +} +local function registerbinary(name) + if finalized then + report("binaries are already finalized") + elseif type(name)=="string" and name~="" then + if not validbinaries then + return + end + if validbinaries==true then + validbinaries={ [name]=true } + else + validbinaries[name]=true + end + elseif name==true then + validbinaries={} + end +end +local function registerlibrary(name) + if finalized then + report("libraries are already finalized") + elseif type(name)=="string" and name~="" then + if not validlibraries then + return + end + if validlibraries==true then + validlibraries={ [nameonly(name)]=true } + else + validlibraries[nameonly(name)]=true + end + elseif name==true then + validlibraries={} + end +end +local p_write=S("wa") p_write=(1-p_write)^0*p_write +local p_path=S("\\/~$%:") p_path=(1-p_path )^0*p_path +local function normalized(name) + if platform=="windows" then + name=gsub(name,"/","\\") + end + return name +end +function sandbox.possiblepath(name) + return lpegmatch(p_path,name) and true or false +end +local filenamelogger=false +function sandbox.setfilenamelogger(l) + filenamelogger=type(l)=="function" and l or false +end +local function validfilename(name,what) + if p_validroot and type(name)=="string" and lpegmatch(p_path,name) then + local asked=collapsepath(expandname(name)) + local okay=lpegmatch(p_validroot,asked) + if okay==true then + if filenamelogger then + filenamelogger(name,"w",asked,true) + end + return name + elseif okay==false then + if not what then + if filenamelogger then + filenamelogger(name,"r",asked,true) + end + return name + elseif lpegmatch(p_write,what) then + if filenamelogger then + filenamelogger(name,"w",asked,false) + end + return + else + if filenamelogger then + filenamelogger(name,"r",asked,true) + end + return name + end + elseif filenamelogger then + filenamelogger(name,"*",name,false) + end + else + return name + end +end +local function readable(name,finalized) + return validfilename(name,"r") +end +local function normalizedreadable(name,finalized) + local valid=validfilename(name,"r") + if valid then + return normalized(valid) + end +end +local function writeable(name,finalized) + return validfilename(name,"w") +end +local function normalizedwriteable(name,finalized) + local valid=validfilename(name,"w") + if valid then + return normalized(valid) + end +end +validators.readable=readable +validators.writeable=normalizedwriteable +validators.normalizedreadable=normalizedreadable +validators.normalizedwriteable=writeable +validators.filename=readable +table.setmetatableindex(validators,function(t,k) + if k then + t[k]=readable + end + return readable +end) +function validators.string(s,finalized) + if finalized and suspicious(s) then + return "" + else + return s + end +end +function validators.cache(s) + if finalized then + return basename(s) + else + return s + end +end +function validators.url(s) + if finalized and find("^file:") then + return "" + else + return s + end +end +local function filehandlerone(action,one,...) + local checkedone=validfilename(one) + if checkedone then + return action(one,...) + else + end +end +local function filehandlertwo(action,one,two,...) + local checkedone=validfilename(one) + if checkedone then + local checkedtwo=validfilename(two) + if checkedtwo then + return action(one,two,...) + else + end + else + end +end +local function iohandler(action,one,...) + if type(one)=="string" then + local checkedone=validfilename(one) + if checkedone then + return action(one,...) + end + elseif one then + return action(one,...) + else + return action() + end +end +local osexecute=sandbox.original(os.execute) +local iopopen=sandbox.original(io.popen) +local reported={} +local function validcommand(name,program,template,checkers,defaults,variables,reporter,strict) + if validbinaries~=false and (validbinaries==true or validbinaries[program]) then + local binpath=nil + if variables then + for variable,value in next,variables do + local chktype=checkers[variable] + if chktype=="verbose" then + else + local checker=validators[chktype] + if checker and type(value)=="string" then + value=checker(unquoted(value),strict) + if value then + variables[variable]=optionalquoted(value) + else + report("variable %a with value %a fails the check",variable,value) + return + end + else + report("variable %a has no checker",variable) + return + end + end + end + for variable,default in next,defaults do + local value=variables[variable] + if not value or value=="" then + local chktype=checkers[variable] + if chktype=="verbose" then + elseif type(default)=="string" then + local checker=validators[chktype] + if checker then + default=checker(unquoted(default),strict) + if default then + variables[variable]=optionalquoted(default) + else + report("variable %a with default %a fails the check",variable,default) + return + end + end + end + end + end + binpath=variables.binarypath + end + if type(binpath)=="string" and binpath~="" then + program=binpath.."/"..program + end + local command=program.." "..replace(template,variables) + if reporter then + reporter("executing runner %a: %s",name,command) + elseif trace then + report("executing runner %a: %s",name,command) + end + return command + elseif not reported[name] then + report("executing program %a of runner %a is not permitted",program,name) + reported[name]=true + end +end +local runners={ + resultof=function(...) + local command=validcommand(...) + if command then + if trace then + report("resultof: %s",command) + end + local handle=iopopen(command,"r") + if handle then + local result=handle:read("*all") or "" + handle:close() + return result + end + end + end, + execute=function(...) + local command=validcommand(...) + if command then + if trace then + report("execute: %s",command) + end + local okay=osexecute(command) + return okay + end + end, + pipeto=function(...) + local command=validcommand(...) + if command then + if trace then + report("pipeto: %s",command) + end + return iopopen(command,"w") + end + end, +} +function sandbox.registerrunner(specification) + if type(specification)=="string" then + local wrapped=validrunners[specification] + inspect(table.sortedkeys(validrunners)) + if wrapped then + return wrapped + else + report("unknown predefined runner %a",specification) + return + end + end + if type(specification)~="table" then + report("specification should be a table (or string)") + return + end + local name=specification.name + if type(name)~="string" then + report("invalid name, string expected",name) + return + end + if validrunners[name] then + report("invalid name, runner %a already defined",name) + return + end + local program=specification.program + if type(program)=="string" then + elseif type(program)=="table" then + program=program[platform] or program.default or program.unix + end + if type(program)~="string" or program=="" then + report("invalid runner %a specified for platform %a",name,platform) + return + end + local template=specification.template + if not template then + report("missing template for runner %a",name) + return + end + local method=specification.method or "execute" + local checkers=specification.checkers or {} + local defaults=specification.defaults or {} + local runner=runners[method] + if runner then + local finalized=finalized + local wrapped=function(variables) + return runner(name,program,template,checkers,defaults,variables,specification.reporter,finalized) + end + validrunners[name]=wrapped + return wrapped + else + validrunners[name]=nil + report("invalid method for runner %a",name) + end +end +function sandbox.getrunner(name) + return name and validrunners[name] +end +local function suspicious(str) + return (find(str,"[/\\]") or find(command,"..",1,true)) and true or false +end +local function binaryrunner(action,command,...) + if validbinaries==false then + report("no binaries permitted, ignoring command: %s",command) + return + end + if type(command)~="string" then + report("command should be a string") + return + end + local program=lpegmatch(p_split,command) + if not program or program=="" then + report("unable to filter binary from command: %s",command) + return + end + if validbinaries==true then + elseif not validbinaries[program] then + report("binary not permitted, ignoring command: %s",command) + return + elseif suspicious(command) then + report("/ \\ or .. found, ignoring command (use sandbox.registerrunner): %s",command) + return + end + return action(command,...) +end +local function dummyrunner(action,command,...) + if type(command)=="table" then + command=concat(command," ",command[0] and 0 or 1) + end + report("ignoring command: %s",command) +end +sandbox.filehandlerone=filehandlerone +sandbox.filehandlertwo=filehandlertwo +sandbox.iohandler=iohandler +function sandbox.disablerunners() + validbinaries=false +end +function sandbox.disablelibraries() + validlibraries=false +end +if FFISUPPORTED and ffi then + function sandbox.disablelibraries() + validlibraries=false + for k,v in next,ffi do + if k~="gc" then + ffi[k]=nil + end + end + end + local fiiload=ffi.load + if fiiload then + local reported={} + function ffi.load(name,...) + if validlibraries==false then + elseif validlibraries==true then + return fiiload(name,...) + elseif validlibraries[nameonly(name)] then + return fiiload(name,...) + else + end + if not reported[name] then + report("using library %a is not permitted",name) + reported[name]=true + end + return nil + end + end +end +local overload=sandbox.overload +local register=sandbox.register + overload(loadfile,filehandlerone,"loadfile") +if io then + overload(io.open,filehandlerone,"io.open") + overload(io.popen,binaryrunner,"io.popen") + overload(io.input,iohandler,"io.input") + overload(io.output,iohandler,"io.output") + overload(io.lines,filehandlerone,"io.lines") +end +if os then + overload(os.execute,binaryrunner,"os.execute") + overload(os.spawn,dummyrunner,"os.spawn") + overload(os.exec,dummyrunner,"os.exec") + overload(os.resultof,binaryrunner,"os.resultof") + overload(os.pipeto,binaryrunner,"os.pipeto") + overload(os.rename,filehandlertwo,"os.rename") + overload(os.remove,filehandlerone,"os.remove") +end +if lfs then + overload(lfs.chdir,filehandlerone,"lfs.chdir") + overload(lfs.mkdir,filehandlerone,"lfs.mkdir") + overload(lfs.rmdir,filehandlerone,"lfs.rmdir") + overload(lfs.isfile,filehandlerone,"lfs.isfile") + overload(lfs.isdir,filehandlerone,"lfs.isdir") + overload(lfs.attributes,filehandlerone,"lfs.attributes") + overload(lfs.dir,filehandlerone,"lfs.dir") + overload(lfs.lock_dir,filehandlerone,"lfs.lock_dir") + overload(lfs.touch,filehandlerone,"lfs.touch") + overload(lfs.link,filehandlertwo,"lfs.link") + overload(lfs.setmode,filehandlerone,"lfs.setmode") + overload(lfs.readlink,filehandlerone,"lfs.readlink") + overload(lfs.shortname,filehandlerone,"lfs.shortname") + overload(lfs.symlinkattributes,filehandlerone,"lfs.symlinkattributes") +end +if zip then + zip.open=register(zip.open,filehandlerone,"zip.open") +end +sandbox.registerroot=registerroot +sandbox.registerbinary=registerbinary +sandbox.registerlibrary=registerlibrary +sandbox.validfilename=validfilename + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-mrg"] = package.loaded["util-mrg"] or true + +-- original size: 7819, stripped down to: 5881 + +if not modules then modules={} end modules ['util-mrg']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local gsub,format=string.gsub,string.format +local concat=table.concat +local type,next=type,next +local P,R,S,V,Ct,C,Cs,Cc,Cp,Cmt,Cb,Cg=lpeg.P,lpeg.R,lpeg.S,lpeg.V,lpeg.Ct,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Cp,lpeg.Cmt,lpeg.Cb,lpeg.Cg +local lpegmatch,patterns=lpeg.match,lpeg.patterns +utilities=utilities or {} +local merger=utilities.merger or {} +utilities.merger=merger +merger.strip_comment=true +local report=logs.reporter("system","merge") +utilities.report=report +local m_begin_merge="begin library merge" +local m_end_merge="end library merge" +local m_begin_closure="do -- create closure to overcome 200 locals limit" +local m_end_closure="end -- of closure" +local m_pattern="%c+".."%-%-%s+"..m_begin_merge.."%c+(.-)%c+".."%-%-%s+"..m_end_merge.."%c+" +local m_format="\n\n-- "..m_begin_merge.."\n%s\n".."-- "..m_end_merge.."\n\n" +local m_faked="-- ".."created merged file".."\n\n".."-- "..m_begin_merge.."\n\n".."-- "..m_end_merge.."\n\n" +local m_report=[[ +-- used libraries : %s +-- skipped libraries : %s +-- original bytes : %s +-- stripped bytes : %s +]] +local m_preloaded=[[package.loaded[%q] = package.loaded[%q] or true]] +local function self_fake() + return m_faked +end +local function self_nothing() + return "" +end +local function self_load(name) + local data=io.loaddata(name) or "" + if data=="" then + report("unknown file %a",name) + else + report("inserting file %a",name) + end + return data or "" +end +local space=patterns.space +local eol=patterns.newline +local equals=P("=")^0 +local open=P("[")*Cg(equals,"init")*P("[")*P("\n")^-1 +local close=P("]")*C(equals)*P("]") +local closeeq=Cmt(close*Cb("init"),function(s,i,a,b) return a==b end) +local longstring=open*(1-closeeq)^0*close +local quoted=patterns.quoted +local digit=patterns.digit +local emptyline=space^0*eol +local operator1=P("<=")+P(">=")+P("~=")+P("..")+S("/^<>=*+%%") +local operator2=S("*+/") +local operator3=S("-") +local operator4=P("..") +local separator=S(",;") +local ignore=(P("]")*space^1*P("=")*space^1*P("]"))/"]=["+(P("=")*space^1*P("{"))/"={"+(P("(")*space^1)/"("+(P("{")*(space+eol)^1*P("}"))/"{}" +local strings=quoted +local longcmt=(emptyline^0*P("--")*longstring*emptyline^0)/"" +local longstr=longstring +local comment=emptyline^0*P("--")*P("-")^0*(1-eol)^0*emptyline^1/"\n" +local optionalspaces=space^0/"" +local mandatespaces=space^1/"" +local optionalspacing=(eol+space)^0/"" +local mandatespacing=(eol+space)^1/"" +local pack=digit*space^1*operator4*optionalspacing+optionalspacing*operator1*optionalspacing+optionalspacing*operator2*optionalspaces+mandatespacing*operator3*mandatespaces+optionalspaces*separator*optionalspaces +local lines=emptyline^2/"\n" +local spaces=(space*space)/" " +local spaces=(space*space*space*space)/" " +local compact=Cs (( + ignore+strings+longcmt+longstr+comment+pack+lines+spaces+1 +)^1 ) +local strip=Cs((emptyline^2/"\n"+1)^0) +local stripreturn=Cs((1-P("return")*space^1*P(1-space-eol)^1*(space+eol)^0*P(-1))^1) +function merger.compact(data) + return lpegmatch(strip,lpegmatch(compact,data)) +end +local function self_compact(data) + local delta=0 + if merger.strip_comment then + local before=#data + data=lpegmatch(compact,data) + data=lpegmatch(strip,data) + local after=#data + delta=before-after + report("original size %s, compacted to %s, stripped %s",before,after,delta) + data=format("-- original size: %s, stripped down to: %s\n\n%s",before,after,data) + end + return lpegmatch(stripreturn,data) or data,delta +end +local function self_save(name,data) + if data~="" then + io.savedata(name,data) + report("saving %s with size %s",name,#data) + end +end +local function self_swap(data,code) + return data~="" and (gsub(data,m_pattern,function() return format(m_format,code) end,1)) or "" +end +local function self_libs(libs,list) + local result,f,frozen,foundpath={},nil,false,nil + result[#result+1]="\n" + if type(libs)=='string' then libs={ libs } end + if type(list)=='string' then list={ list } end + for i=1,#libs do + local lib=libs[i] + for j=1,#list do + local pth=gsub(list[j],"\\","/") + report("checking library path %a",pth) + local name=pth.."/"..lib + if lfs.isfile(name) then + foundpath=pth + end + end + if foundpath then break end + end + if foundpath then + report("using library path %a",foundpath) + local right,wrong,original,stripped={},{},0,0 + for i=1,#libs do + local lib=libs[i] + local fullname=foundpath.."/"..lib + if lfs.isfile(fullname) then + report("using library %a",fullname) + local preloaded=file.nameonly(lib) + local data=io.loaddata(fullname,true) + original=original+#data + local data,delta=self_compact(data) + right[#right+1]=lib + result[#result+1]=m_begin_closure + result[#result+1]=format(m_preloaded,preloaded,preloaded) + result[#result+1]=data + result[#result+1]=m_end_closure + stripped=stripped+delta + else + report("skipping library %a",fullname) + wrong[#wrong+1]=lib + end + end + right=#right>0 and concat(right," ") or "-" + wrong=#wrong>0 and concat(wrong," ") or "-" + report("used libraries: %a",right) + report("skipped libraries: %a",wrong) + report("original bytes: %a",original) + report("stripped bytes: %a",stripped) + result[#result+1]=format(m_report,right,wrong,original,stripped) + else + report("no valid library path found") + end + return concat(result,"\n\n") +end +function merger.selfcreate(libs,list,target) + if target then + self_save(target,self_swap(self_fake(),self_libs(libs,list))) + end +end +function merger.selfmerge(name,libs,list,target) + self_save(target or name,self_swap(self_load(name),self_libs(libs,list))) +end +function merger.selfclean(name) + self_save(name,self_swap(self_load(name),self_nothing())) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-env"] = package.loaded["util-env"] or true + +-- original size: 9738, stripped down to: 5531 + +if not modules then modules={} end modules ['util-env']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local allocate,mark=utilities.storage.allocate,utilities.storage.mark +local format,sub,match,gsub,find=string.format,string.sub,string.match,string.gsub,string.find +local unquoted,quoted,optionalquoted=string.unquoted,string.quoted,string.optionalquoted +local concat,insert,remove=table.concat,table.insert,table.remove +environment=environment or {} +local environment=environment +local setlocale=os.setlocale +setlocale(nil,nil) +local report=logs.reporter("system") +function os.setlocale(a,b) + if a or b then + if report then + report() + report("You're messing with os.locale in a supposedly locale neutral enviroment. From") + report("now on are on your own and without support. Crashes or unexpected side effects") + report("can happen but don't bother the luatex and context developer team with it.") + report() + report=nil + end + setlocale(a,b) + end +end +local validengines=allocate { + ["luatex"]=true, + ["luajittex"]=true, +} +local basicengines=allocate { + ["luatex"]="luatex", + ["texlua"]="luatex", + ["texluac"]="luatex", + ["luajittex"]="luajittex", + ["texluajit"]="luajittex", +} +local luaengines=allocate { + ["lua"]=true, + ["luajit"]=true, +} +environment.validengines=validengines +environment.basicengines=basicengines +if not arg then + environment.used_as_library=true +elseif luaengines[file.removesuffix(arg[-1])] then +elseif validengines[file.removesuffix(arg[0])] then + if arg[1]=="--luaonly" then + arg[-1]=arg[0] + arg[ 0]=arg[2] + for k=3,#arg do + arg[k-2]=arg[k] + end + remove(arg) + remove(arg) + else + end + local originalzero=file.basename(arg[0]) + local specialmapping={ luatools=="base" } + if originalzero~="mtxrun" and originalzero~="mtxrun.lua" then + arg[0]=specialmapping[originalzero] or originalzero + insert(arg,0,"--script") + insert(arg,0,"mtxrun") + end +end +environment.arguments=allocate() +environment.files=allocate() +environment.sortedflags=nil +function environment.initializearguments(arg) + local arguments={} + local files={} + environment.arguments=arguments + environment.files=files + environment.sortedflags=nil + for index=1,#arg do + local argument=arg[index] + if index>0 then + local flag,value=match(argument,"^%-+(.-)=(.-)$") + if flag then + flag=gsub(flag,"^c:","") + arguments[flag]=unquoted(value or "") + else + flag=match(argument,"^%-+(.+)") + if flag then + flag=gsub(flag,"^c:","") + arguments[flag]=true + else + files[#files+1]=argument + end + end + end + end + if not environment.ownname then + if os.selfpath and os.selfname then + environment.ownname=file.addsuffix(file.join(os.selfpath,os.selfname),"lua") + end + end + environment.ownname=file.reslash(environment.ownname or arg[0] or 'unknown.lua') +end +function environment.setargument(name,value) + environment.arguments[name]=value +end +function environment.getargument(name,partial) + local arguments,sortedflags=environment.arguments,environment.sortedflags + if arguments[name] then + return arguments[name] + elseif partial then + if not sortedflags then + sortedflags=allocate(table.sortedkeys(arguments)) + for k=1,#sortedflags do + sortedflags[k]="^"..sortedflags[k] + end + environment.sortedflags=sortedflags + end + for k=1,#sortedflags do + local v=sortedflags[k] + if find(name,v) then + return arguments[sub(v,2,#v)] + end + end + end + return nil +end +environment.argument=environment.getargument +function environment.splitarguments(separator) + local done,before,after=false,{},{} + local originalarguments=environment.originalarguments + for k=1,#originalarguments do + local v=originalarguments[k] + if not done and v==separator then + done=true + elseif done then + after[#after+1]=v + else + before[#before+1]=v + end + end + return before,after +end +function environment.reconstructcommandline(arg,noquote) + local resolveprefix=resolvers.resolve + arg=arg or environment.originalarguments + if noquote and #arg==1 then + return unquoted(resolveprefix and resolveprefix(arg[1]) or arg[1]) + elseif #arg>0 then + local result={} + for i=1,#arg do + result[i]=optionalquoted(resolveprefix and resolveprefix(arg[i]) or resolveprefix) + end + return concat(result," ") + else + return "" + end +end +function environment.relativepath(path,root) + if not path then + path="" + end + if not file.is_rootbased_path(path) then + if not root then + root=file.pathpart(environment.ownscript or environment.ownname or ".") + end + if root=="" then + root="." + end + path=root.."/"..path + end + return file.collapsepath(path,true) +end +if arg then + local newarg,instring={},false + for index=1,#arg do + local argument=arg[index] + if find(argument,"^\"") then + if find(argument,"\"$") then + newarg[#newarg+1]=gsub(argument,"^\"(.-)\"$","%1") + instring=false + else + newarg[#newarg+1]=gsub(argument,"^\"","") + instring=true + end + elseif find(argument,"\"$") then + if instring then + newarg[#newarg]=newarg[#newarg].." "..gsub(argument,"\"$","") + instring=false + else + newarg[#newarg+1]=argument + end + elseif instring then + newarg[#newarg]=newarg[#newarg].." "..argument + else + newarg[#newarg+1]=argument + end + end + for i=1,-5,-1 do + newarg[i]=arg[i] + end + environment.initializearguments(newarg) + environment.originalarguments=mark(newarg) + environment.rawarguments=mark(arg) + arg={} +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["luat-env"] = package.loaded["luat-env"] or true + +-- original size: 6267, stripped down to: 4115 + + if not modules then modules={} end modules ['luat-env']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local rawset,loadfile=rawset,loadfile +local gsub=string.gsub +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local report_lua=logs.reporter("resolvers","lua") +local luautilities=utilities.lua +local luasuffixes=luautilities.suffixes +local texgettoks=tex and tex.gettoks +environment=environment or {} +local environment=environment +local mt={ + __index=function(_,k) + if k=="version" then + local version=texgettoks and texgettoks("contextversiontoks") + if version and version~="" then + rawset(environment,"version",version) + return version + else + return "unknown" + end + elseif k=="jobname" or k=="formatname" then + local name=tex and tex[k] + if name or name=="" then + rawset(environment,k,name) + return name + else + return "unknown" + end + elseif k=="outputfilename" then + local name=environment.jobname + rawset(environment,k,name) + return name + end + end +} +setmetatable(environment,mt) +function environment.texfile(filename) + return resolvers.findfile(filename,'tex') +end +function environment.luafile(filename) + if CONTEXTLMTXMODE and CONTEXTLMTXMODE>0 and file.suffix(filename)=="lua" then + local resolved=resolvers.findfile(file.replacesuffix(filename,"lmt")) or "" + if resolved~="" then + return resolved + end + end + local resolved=resolvers.findfile(filename,'tex') or "" + if resolved~="" then + return resolved + end + resolved=resolvers.findfile(filename,'texmfscripts') or "" + if resolved~="" then + return resolved + end + return resolvers.findfile(filename,'luatexlibs') or "" +end +local stripindeed=false directives.register("system.compile.strip",function(v) stripindeed=v end) +local function strippable(filename) + if stripindeed then + local modu=modules[file.nameonly(filename)] + return modu and modu.dataonly + else + return false + end +end +function environment.luafilechunk(filename,silent,macros) + filename=file.replacesuffix(filename,"lua") + local fullname=environment.luafile(filename) + if fullname and fullname~="" then + local data=luautilities.loadedluacode(fullname,strippable,filename,macros) + if not silent then + report_lua("loading file %a %s",fullname,not data and "failed" or "succeeded") + end + return data + else + if not silent then + report_lua("unknown file %a",filename) + end + return nil + end +end +function environment.loadluafile(filename,version) + local lucname,luaname,chunk + local basename=file.removesuffix(filename) + if basename==filename then + luaname=file.addsuffix(basename,luasuffixes.lua) + lucname=file.addsuffix(basename,luasuffixes.luc) + else + luaname=filename + lucname=nil + end + local fullname=(lucname and environment.luafile(lucname)) or "" + if fullname~="" then + if trace_locating then + report_lua("loading %a",fullname) + end + chunk=loadfile(fullname) + end + if chunk then + chunk() + if version then + local v=version + if modules and modules[filename] then + v=modules[filename].version + elseif versions and versions[filename] then + v=versions[filename] + end + if v==version then + return true + else + if trace_locating then + report_lua("version mismatch for %a, lua version %a, luc version %a",filename,v,version) + end + environment.loadluafile(filename) + end + else + return true + end + end + fullname=(luaname and environment.luafile(luaname)) or "" + if fullname~="" then + if trace_locating then + report_lua("loading %a",fullname) + end + chunk=loadfile(fullname) + if not chunk then + if trace_locating then + report_lua("unknown file %a",filename) + end + else + chunk() + return true + end + end + return false +end +environment.filenames=setmetatable({},{ + __index=function(t,k) + local v=environment.files[k] + if v then + return (gsub(v,"%.+$","")) + end + end, + __newindex=function(t,k) + end, + __len=function(t) + return #environment.files + end, +} ) + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["util-zip"] = package.loaded["util-zip"] or true + +-- original size: 23730, stripped down to: 14293 + +if not modules then modules={} end modules ['util-zip']={ + version=1.001, + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,tostring,tonumber=type,tostring,tonumber +local sort,concat=table.sort,table.concat +local find,format,sub,gsub=string.find,string.format,string.sub,string.gsub +local osdate,ostime,osclock=os.date,os.time,os.clock +local ioopen=io.open +local loaddata,savedata=io.loaddata,io.savedata +local filejoin,isdir,dirname,mkdirs=file.join,lfs.isdir,file.dirname,dir.mkdirs +local suffix,suffixes=file.suffix,file.suffixes +local openfile=io.open +gzip=gzip or {} +if not zlib then + zlib=xzip +elseif not xzip then + xzip=zlib +end +local files=utilities.files +local openfile=files.open +local closefile=files.close +local readstring=files.readstring +local readcardinal2=files.readcardinal2le +local readcardinal4=files.readcardinal4le +local setposition=files.setposition +local getposition=files.getposition +local band=bit32.band +local rshift=bit32.rshift +local lshift=bit32.lshift +local zlibdecompress=zlib.decompress +local zlibdecompresssize=zlib.decompresssize +local zlibchecksum=zlib.crc32 +if not CONTEXTLMTXMODE or CONTEXTLMTXMODE==0 then + local cs=zlibchecksum + zlibchecksum=function(str,n) return cs(n or 0,str) end +end +local decompress=function(source) return zlibdecompress (source,-15) end +local decompresssize=function(source,targetsize) return zlibdecompresssize(source,targetsize,-15) end +local calculatecrc=function(buffer,initial) return zlibchecksum (initial or 0,buffer) end +local zipfiles={} +utilities.zipfiles=zipfiles +local openzipfile,closezipfile,unzipfile,foundzipfile,getziphash,getziplist do + function openzipfile(name) + return { + name=name, + handle=openfile(name,0), + } + end + local function collect(z) + if not z.list then + local list={} + local hash={} + local position=0 + local index=0 + local handle=z.handle + while true do + setposition(handle,position) + local signature=readstring(handle,4) + if signature=="PK\3\4" then + local version=readcardinal2(handle) + local flag=readcardinal2(handle) + local method=readcardinal2(handle) + local filetime=readcardinal2(handle) + local filedate=readcardinal2(handle) + local crc32=readcardinal4(handle) + local compressed=readcardinal4(handle) + local uncompressed=readcardinal4(handle) + local namelength=readcardinal2(handle) + local extralength=readcardinal2(handle) + local filename=readstring(handle,namelength) + local descriptor=band(flag,8)~=0 + local encrypted=band(flag,1)~=0 + local acceptable=method==0 or method==8 + local skipped=0 + local size=0 + if encrypted then + size=readcardinal2(handle) + skipbytes(size) + skipped=skipped+size+2 + skipbytes(8) + skipped=skipped+8 + size=readcardinal2(handle) + skipbytes(size) + skipped=skipped+size+2 + size=readcardinal4(handle) + skipbytes(size) + skipped=skipped+size+4 + size=readcardinal2(handle) + skipbytes(size) + skipped=skipped+size+2 + end + position=position+30+namelength+extralength+skipped + if descriptor then + setposition(handle,position+compressed) + crc32=readcardinal4(handle) + compressed=readcardinal4(handle) + uncompressed=readcardinal4(handle) + end + if acceptable then + index=index+1 + local data={ + filename=filename, + index=index, + position=position, + method=method, + compressed=compressed, + uncompressed=uncompressed, + crc32=crc32, + encrypted=encrypted, + } + hash[filename]=data + list[index]=data + else + end + position=position+compressed + else + break + end + z.list=list + z.hash=hash + end + end + end + function getziplist(z) + local list=z.list + if not list then + collect(z) + end + return z.list + end + function getziphash(z) + local hash=z.hash + if not hash then + collect(z) + end + return z.hash + end + function foundzipfile(z,name) + return getziphash(z)[name] + end + function closezipfile(z) + local f=z.handle + if f then + closefile(f) + z.handle=nil + end + end + function unzipfile(z,filename,check) + local hash=z.hash + if not hash then + hash=zipfiles.hash(z) + end + local data=hash[filename] + if not data then + end + if data then + local handle=z.handle + local position=data.position + local compressed=data.compressed + if compressed>0 then + setposition(handle,position) + local result=readstring(handle,compressed) + if data.method==8 then + if decompresssize then + result=decompresssize(result,data.uncompressed) + else + result=decompress(result) + end + end + if check and data.crc32~=calculatecrc(result) then + print("checksum mismatch") + return "" + end + return result + else + return "" + end + end + end + zipfiles.open=openzipfile + zipfiles.close=closezipfile + zipfiles.unzip=unzipfile + zipfiles.hash=getziphash + zipfiles.list=getziplist + zipfiles.found=foundzipfile +end +if xzip then + local writecardinal1=files.writebyte + local writecardinal2=files.writecardinal2le + local writecardinal4=files.writecardinal4le + local logwriter=logs.writer + local globpattern=dir.globpattern + local compress=xzip.compress + local checksum=xzip.crc32 + local function fromdostime(dostime,dosdate) + return ostime { + year=rshift(dosdate,9)+1980, + month=band(rshift(dosdate,5),0x0F), + day=band((dosdate ),0x1F), + hour=band(rshift(dostime,11) ), + min=band(rshift(dostime,5),0x3F), + sec=band((dostime ),0x1F), + } + end + local function todostime(time) + local t=osdate("*t",time) + return + lshift(t.year-1980,9)+lshift(t.month,5)+t.day, + lshift(t.hour,11)+lshift(t.min,5)+rshift(t.sec,1) + end + local function openzip(filename,level,comment,verbose) + local f=ioopen(filename,"wb") + if f then + return { + filename=filename, + handle=f, + list={}, + level=tonumber(level) or 3, + comment=tostring(comment), + verbose=verbose, + uncompressed=0, + compressed=0, + } + end + end + local function writezip(z,name,data,level,time) + local f=z.handle + local list=z.list + local level=tonumber(level) or z.level or 3 + local method=8 + local zipped=compress(data,level) + local checksum=checksum(data) + local verbose=z.verbose + if not zipped then + method=0 + zipped=data + end + local start=f:seek() + local compressed=#zipped + local uncompressed=#data + z.compressed=z.compressed+compressed + z.uncompressed=z.uncompressed+uncompressed + if verbose then + local pct=100*compressed/uncompressed + if pct>=100 then + logwriter(format("%10i %s",uncompressed,name)) + else + logwriter(format("%10i %02.1f %s",uncompressed,pct,name)) + end + end + f:write("\x50\x4b\x03\x04") + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal2(f,method) + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal4(f,checksum) + writecardinal4(f,compressed) + writecardinal4(f,uncompressed) + writecardinal2(f,#name) + writecardinal2(f,0) + f:write(name) + f:write(zipped) + list[#list+1]={ #zipped,#data,name,checksum,start,time or 0 } + end + local function closezip(z) + local f=z.handle + local list=z.list + local comment=z.comment + local verbose=z.verbose + local count=#list + local start=f:seek() + for i=1,count do + local l=list[i] + local compressed=l[1] + local uncompressed=l[2] + local name=l[3] + local checksum=l[4] + local start=l[5] + local time=l[6] + local date,time=todostime(time) + f:write('\x50\x4b\x01\x02') + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal2(f,8) + writecardinal2(f,time) + writecardinal2(f,date) + writecardinal4(f,checksum) + writecardinal4(f,compressed) + writecardinal4(f,uncompressed) + writecardinal2(f,#name) + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal4(f,0) + writecardinal4(f,start) + f:write(name) + end + local stop=f:seek() + local size=stop-start + f:write('\x50\x4b\x05\x06') + writecardinal2(f,0) + writecardinal2(f,0) + writecardinal2(f,count) + writecardinal2(f,count) + writecardinal4(f,size) + writecardinal4(f,start) + if type(comment)=="string" and comment~="" then + writecardinal2(f,#comment) + f:write(comment) + else + writecardinal2(f,0) + end + if verbose then + local compressed=z.compressed + local uncompressed=z.uncompressed + local filename=z.filename + local pct=100*compressed/uncompressed + logwriter("") + if pct>=100 then + logwriter(format("%10i %s",uncompressed,filename)) + else + logwriter(format("%10i %02.1f %s",uncompressed,pct,filename)) + end + end + f:close() + end + local function zipdir(zipname,path,level,verbose) + if type(zipname)=="table" then + verbose=zipname.verbose + level=zipname.level + path=zipname.path + zipname=zipname.zipname + end + if not zipname or zipname=="" then + return + end + if not path or path=="" then + path="." + end + if not isdir(path) then + return + end + path=gsub(path,"\\+","/") + path=gsub(path,"/+","/") + local list={} + local count=0 + globpattern(path,"",true,function(name,size,time) + count=count+1 + list[count]={ name,time } + end) + sort(list,function(a,b) + return a[1]<b[1] + end) + local zipf=openzip(zipname,level,comment,verbose) + if zipf then + local p=#path+2 + for i=1,count do + local li=list[i] + local name=li[1] + local time=li[2] + local data=loaddata(name) + local name=sub(name,p,#name) + writezip(zipf,name,data,level,time,verbose) + end + closezip(zipf) + end + end + local function unzipdir(zipname,path,verbose) + if type(zipname)=="table" then + verbose=zipname.verbose + path=zipname.path + zipname=zipname.zipname + end + if not zipname or zipname=="" then + return + end + if not path or path=="" then + path="." + end + local z=openzipfile(zipname) + if z then + local list=getziplist(z) + if list then + local total=0 + local count=#list + local step=number.idiv(count,10) + local done=0 + local steps=verbose=="steps" + local time=steps and osclock() + for i=1,count do + local l=list[i] + local n=l.filename + local d=unzipfile(z,n) + if d then + local p=filejoin(path,n) + if mkdirs(dirname(p)) then + if steps then + total=total+#d + done=done+1 + if done>=step then + done=0 + logwriter(format("%4i files of %4i done, %10i bytes, %0.3f seconds",i,count,total,osclock()-time)) + end + elseif verbose then + logwriter(n) + end + savedata(p,d) + end + else + logwriter(format("problem with file %s",n)) + end + end + if steps then + logwriter(format("%4i files of %4i done, %10i bytes, %0.3f seconds",count,count,total,osclock()-time)) + end + closezipfile(z) + return true + else + closezipfile(z) + end + end + end + zipfiles.zipdir=zipdir + zipfiles.unzipdir=unzipdir +end +local pattern="^\x1F\x8B\x08" +local gziplevel=3 +function gzip.suffix(filename) + local suffix,extra=suffixes(filename) + local gzipped=extra=="gz" + return suffix,gzipped +end +function gzip.compressed(s) + return s and find(s,pattern) +end +local getdecompressed +local putcompressed +if gzip.compress then + local gzipwindow=15+16 + local compress=zlib.compress + local decompress=zlib.decompress + getdecompressed=function(str) + return decompress(str,gzipwindow) + end + putcompressed=function(str,level) + return compress(str,level or gziplevel,nil,gzipwindow) + end +else + local gzipwindow=-15 + local identifier="\x1F\x8B" + local compress=zlib.compress + local decompress=zlib.decompress + local zlibchecksum=zlib.crc32 + if not CONTEXTLMTXMODE or CONTEXTLMTXMODE==0 then + local cs=zlibchecksum + zlibchecksum=function(str,n) return cs(n or 0,str) end + end + local streams=utilities.streams + local openstream=streams.openstring + local closestream=streams.close + local getposition=streams.getposition + local readbyte=streams.readbyte + local readcardinal4=streams.readcardinal4le + local readcardinal2=streams.readcardinal2le + local readstring=streams.readstring + local readcstring=streams.readcstring + local skipbytes=streams.skip + local tocardinal1=streams.tocardinal1 + local tocardinal4=streams.tocardinal4le + getdecompressed=function(str) + local s=openstream(str) + local identifier=readstring(s,2) + local method=readbyte(s,1) + local flags=readbyte(s,1) + local timestamp=readcardinal4(s) + local compression=readbyte(s,1) + local operating=readbyte(s,1) + local isjusttext=band(flags,0x01)~=0 and true or false + local extrasize=band(flags,0x04)~=0 and readcardinal2(s) or 0 + local filename=band(flags,0x08)~=0 and readcstring(s) or "" + local comment=band(flags,0x10)~=0 and readcstring(s) or "" + local checksum=band(flags,0x02)~=0 and readcardinal2(s) or 0 + local compressed=readstring(s,#str) + local data=decompress(compressed,gzipwindow) + return data + end + putcompressed=function(str,level,originalname) + return concat { + identifier, + tocardinal1(0x08), + tocardinal1(0x08), + tocardinal4(os.time()), + tocardinal1(0x02), + tocardinal1(0xFF), + (originalname or "unknownname").."\0", + compress(str,level,nil,gzipwindow), + tocardinal4(zlibchecksum(str)), + tocardinal4(#str), + } + end +end +function gzip.load(filename) + local f=openfile(filename,"rb") + if not f then + else + local data=f:read("*all") + f:close() + if data and data~="" then + if suffix(filename)=="gz" then + data=getdecompressed(data) + end + return data + end + end +end +function gzip.save(filename,data,level,originalname) + if suffix(filename)~="gz" then + filename=filename..".gz" + end + local f=openfile(filename,"wb") + if f then + data=putcompressed(data or "",level or gziplevel,originalname) + f:write(data) + f:close() + return #data + end +end +function gzip.compress(s,level) + if s and not find(s,pattern) then + if not level then + level=gziplevel + elseif level<=0 then + return s + elseif level>9 then + level=9 + end + return putcompressed(s,level or gziplevel) or s + end +end +function gzip.decompress(s) + if s and find(s,pattern) then + return getdecompressed(s) + else + return s + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["lxml-tab"] = package.loaded["lxml-tab"] or true + +-- original size: 62810, stripped down to: 36225 + +if not modules then modules={} end modules ['lxml-tab']={ + version=1.001, + comment="this module is the basis for the lxml-* ones", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local trace_entities=false trackers.register("xml.entities",function(v) trace_entities=v end) +local report_xml=logs and logs.reporter("xml","core") or function(...) print(string.format(...)) end +if lpeg.setmaxstack then lpeg.setmaxstack(1000) end +xml=xml or {} +local xml=xml +local concat,remove,insert=table.concat,table.remove,table.insert +local type,next,setmetatable,getmetatable,tonumber,rawset,select=type,next,setmetatable,getmetatable,tonumber,rawset,select +local lower,find,match,gsub=string.lower,string.find,string.match,string.gsub +local sort=table.sort +local utfchar=utf.char +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local P,S,R,C,V,C,Cs=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.V,lpeg.C,lpeg.Cs +local formatters=string.formatters +do +xml.xmlns=xml.xmlns or {} +local check=P(false) +local parse=check +function xml.registerns(namespace,pattern) + check=check+C(P(lower(pattern)))/namespace + parse=P { P(check)+1*V(1) } +end +function xml.checkns(namespace,url) + local ns=lpegmatch(parse,lower(url)) + if ns and namespace~=ns then + xml.xmlns[namespace]=ns + end +end +function xml.resolvens(url) + return lpegmatch(parse,lower(url)) or "" +end +end +local nsremap,resolvens=xml.xmlns,xml.resolvens +local stack,level,top,at,xmlnms,errorstr +local entities,parameters +local strip,utfize,resolve,cleanup,resolve_predefined,unify_predefined +local dcache,hcache,acache +local mt,dt,nt +local currentfilename,currentline,linenumbers +local grammar_parsed_text_one +local grammar_parsed_text_two +local grammar_unparsed_text +local handle_hex_entity +local handle_dec_entity +local handle_any_entity_dtd +local handle_any_entity_text +local function preparexmlstate(settings) + if settings then + linenumbers=settings.linenumbers + stack={} + level=0 + top={} + at={} + mt={} + dt={} + nt=0 + xmlns={} + errorstr=nil + strip=settings.strip_cm_and_dt + utfize=settings.utfize_entities + resolve=settings.resolve_entities + resolve_predefined=settings.resolve_predefined_entities + unify_predefined=settings.unify_predefined_entities + cleanup=settings.text_cleanup + entities=settings.entities or {} + currentfilename=settings.currentresource + currentline=1 + parameters={} + reported_at_errors={} + dcache={} + hcache={} + acache={} + if utfize==nil then + settings.utfize_entities=true + utfize=true + end + if resolve_predefined==nil then + settings.resolve_predefined_entities=true + resolve_predefined=true + end + else + linenumbers=false + stack=nil + level=nil + top=nil + at=nil + mt=nil + dt=nil + nt=nil + xmlns=nil + errorstr=nil + strip=nil + utfize=nil + resolve=nil + resolve_predefined=nil + unify_predefined=nil + cleanup=nil + entities=nil + parameters=nil + reported_at_errors=nil + dcache=nil + hcache=nil + acache=nil + currentfilename=nil + currentline=1 + end +end +local function initialize_mt(root) + mt={ __index=root } +end +function xml.setproperty(root,k,v) + getmetatable(root).__index[k]=v +end +function xml.checkerror(top,toclose) + return "" +end +local checkns=xml.checkns +local function add_attribute(namespace,tag,value) + if cleanup and value~="" then + value=cleanup(value) + end + if tag=="xmlns" then + xmlns[#xmlns+1]=resolvens(value) + at[tag]=value + elseif namespace=="" then + at[tag]=value + elseif namespace=="xmlns" then + checkns(tag,value) + at["xmlns:"..tag]=value + else + at[namespace..":"..tag]=value + end +end +local function add_empty(spacing,namespace,tag) + if spacing~="" then + nt=nt+1 + dt[nt]=spacing + end + local resolved=namespace=="" and xmlns[#xmlns] or nsremap[namespace] or namespace + top=stack[level] + dt=top.dt + nt=#dt+1 + local t=linenumbers and { + ns=namespace or "", + rn=resolved, + tg=tag, + at=at, + dt={}, + ni=nt, + cf=currentfilename, + cl=currentline, + __p__=top, + } or { + ns=namespace or "", + rn=resolved, + tg=tag, + at=at, + dt={}, + ni=nt, + __p__=top, + } + dt[nt]=t + setmetatable(t,mt) + if at.xmlns then + remove(xmlns) + end + at={} +end +local function add_begin(spacing,namespace,tag) + if spacing~="" then + nt=nt+1 + dt[nt]=spacing + end + local resolved=namespace=="" and xmlns[#xmlns] or nsremap[namespace] or namespace + dt={} + top=linenumbers and { + ns=namespace or "", + rn=resolved, + tg=tag, + at=at, + dt=dt, + ni=nil, + cf=currentfilename, + cl=currentline, + __p__=stack[level], + } or { + ns=namespace or "", + rn=resolved, + tg=tag, + at=at, + dt=dt, + ni=nil, + __p__=stack[level], + } + setmetatable(top,mt) + nt=0 + level=level+1 + stack[level]=top + at={} +end +local function add_end(spacing,namespace,tag) + if spacing~="" then + nt=nt+1 + dt[nt]=spacing + end + local toclose=stack[level] + level=level-1 + top=stack[level] + if level<1 then + errorstr=formatters["unable to close %s %s"](tag,xml.checkerror(top,toclose) or "") + report_xml(errorstr) + elseif toclose.tg~=tag then + errorstr=formatters["unable to close %s with %s %s"](toclose.tg,tag,xml.checkerror(top,toclose) or "") + report_xml(errorstr) + end + dt=top.dt + nt=#dt+1 + dt[nt]=toclose + toclose.ni=nt + if toclose.at.xmlns then + remove(xmlns) + end +end +local function add_text(text) + if text=="" then + return + elseif cleanup then + if nt>0 then + local s=dt[nt] + if type(s)=="string" then + dt[nt]=s..cleanup(text) + else + nt=nt+1 + dt[nt]=cleanup(text) + end + else + nt=1 + dt[1]=cleanup(text) + end + else + if nt>0 then + local s=dt[nt] + if type(s)=="string" then + dt[nt]=s..text + else + nt=nt+1 + dt[nt]=text + end + else + nt=1 + dt[1]=text + end + end +end +local function add_special(what,spacing,text) + if spacing~="" then + nt=nt+1 + dt[nt]=spacing + end + if strip and (what=="@cm@" or what=="@dt@") then + else + nt=nt+1 + dt[nt]=linenumbers and { + special=true, + ns="", + tg=what, + ni=nil, + dt={ text }, + cf=currentfilename, + cl=currentline, + } or { + special=true, + ns="", + tg=what, + ni=nil, + dt={ text }, + } + end +end +local function set_message(txt) + errorstr="garbage at the end of the file: "..gsub(txt,"([ \n\r\t]*)","") +end +local function attribute_value_error(str) + if not reported_at_errors[str] then + report_xml("invalid attribute value %a",str) + reported_at_errors[str]=true + at._error_=str + end + return str +end +local function attribute_specification_error(str) + if not reported_at_errors[str] then + report_xml("invalid attribute specification %a",str) + reported_at_errors[str]=true + at._error_=str + end + return str +end +do + local badentity="&" + xml.placeholders={ + unknown_dec_entity=function(str) return str=="" and badentity or formatters["&%s;"](str) end, + unknown_hex_entity=function(str) return formatters["&#x%s;"](str) end, + unknown_any_entity=function(str) return formatters["&#x%s;"](str) end, + } + local function fromhex(s) + local n=tonumber(s,16) + if n then + return utfchar(n) + else + return formatters["h:%s"](s),true + end + end + local function fromdec(s) + local n=tonumber(s) + if n then + return utfchar(n) + else + return formatters["d:%s"](s),true + end + end + local p_rest=(1-P(";"))^0 + local p_many=P(1)^0 + local parsedentity=P("&#")*(P("x")*(p_rest/fromhex)+(p_rest/fromdec))*P(";")*P(-1)+P ("#")*(P("x")*(p_many/fromhex)+(p_many/fromdec)) + xml.parsedentitylpeg=parsedentity + local predefined_unified={ + [38]="&", + [42]=""", + [47]="'", + [74]="<", + [76]=">", + } + local predefined_simplified={ + [38]="&",amp="&", + [42]='"',quot='"', + [47]="'",apos="'", + [74]="<",lt="<", + [76]=">",gt=">", + } + local nofprivates=0xF0000 + local privates_u={ + [ [[&]] ]="&", + [ [["]] ]=""", + [ [[']] ]="'", + [ [[<]] ]="<", + [ [[>]] ]=">", + } + local privates_p={ + } + local privates_s={ + [ [["]] ]="&U+22;", + [ [[#]] ]="&U+23;", + [ [[$]] ]="&U+24;", + [ [[%]] ]="&U+25;", + [ [[&]] ]="&U+26;", + [ [[']] ]="&U+27;", + [ [[<]] ]="&U+3C;", + [ [[>]] ]="&U+3E;", + [ [[\]] ]="&U+5C;", + [ [[{]] ]="&U+7B;", + [ [[|]] ]="&U+7C;", + [ [[}]] ]="&U+7D;", + [ [[~]] ]="&U+7E;", + } + local privates_x={ + [ [["]] ]="&U+22;", + [ [[#]] ]="&U+23;", + [ [[$]] ]="&U+24;", + [ [[%]] ]="&U+25;", + [ [[']] ]="&U+27;", + [ [[\]] ]="&U+5C;", + [ [[{]] ]="&U+7B;", + [ [[|]] ]="&U+7C;", + [ [[}]] ]="&U+7D;", + [ [[~]] ]="&U+7E;", + } + local privates_n={ + } + local escaped=utf.remapper(privates_u,"dynamic") + local unprivatized=utf.remapper(privates_p,"dynamic") + local unspecialized=utf.remapper(privates_s,"dynamic") + local despecialized=utf.remapper(privates_x,"dynamic") + xml.unprivatized=unprivatized + xml.unspecialized=unspecialized + xml.despecialized=despecialized + xml.escaped=escaped + local function unescaped(s) + local p=privates_n[s] + if not p then + nofprivates=nofprivates+1 + p=utfchar(nofprivates) + privates_n[s]=p + s="&"..s..";" + privates_u[p]=s + privates_p[p]=s + privates_s[p]=s + end + return p + end + xml.privatetoken=unescaped + xml.privatecodes=privates_n + xml.specialcodes=privates_s + function xml.addspecialcode(key,value) + privates_s[key]=value or "&"..s..";" + end + handle_hex_entity=function(str) + local h=hcache[str] + if not h then + local n=tonumber(str,16) + h=unify_predefined and predefined_unified[n] + if h then + if trace_entities then + report_xml("utfize, converting hex entity &#x%s; into %a",str,h) + end + elseif utfize then + h=(n and utfchar(n)) or xml.unknown_hex_entity(str) or "" + if not n then + report_xml("utfize, ignoring hex entity &#x%s;",str) + elseif trace_entities then + report_xml("utfize, converting hex entity &#x%s; into %a",str,h) + end + else + if trace_entities then + report_xml("found entity &#x%s;",str) + end + h="&#x"..str..";" + end + hcache[str]=h + end + return h + end + handle_dec_entity=function(str) + local d=dcache[str] + if not d then + local n=tonumber(str) + d=unify_predefined and predefined_unified[n] + if d then + if trace_entities then + report_xml("utfize, converting dec entity &#%s; into %a",str,d) + end + elseif utfize then + d=(n and utfchar(n)) or placeholders.unknown_dec_entity(str) or "" + if not n then + report_xml("utfize, ignoring dec entity &#%s;",str) + elseif trace_entities then + report_xml("utfize, converting dec entity &#%s; into %a",str,d) + end + else + if trace_entities then + report_xml("found entity &#%s;",str) + end + d="&#"..str..";" + end + dcache[str]=d + end + return d + end + handle_any_entity_dtd=function(str) + if resolve then + local a=resolve_predefined and predefined_simplified[str] + if a then + if trace_entities then + report_xml("resolving entity &%s; to predefined %a",str,a) + end + else + if type(resolve)=="function" then + a=resolve(str,entities) or entities[str] + else + a=entities[str] + end + if a then + if type(a)=="function" then + if trace_entities then + report_xml("expanding entity &%s; to function call",str) + end + a=a(str) or "" + end + a=lpegmatch(parsedentity,a) or a + if trace_entities then + report_xml("resolving entity &%s; to internal %a",str,a) + end + else + local unknown_any_entity=placeholders.unknown_any_entity + if unknown_any_entity then + a=unknown_any_entity(str) or "" + end + if a then + if trace_entities then + report_xml("resolving entity &%s; to external %s",str,a) + end + else + if trace_entities then + report_xml("keeping entity &%s;",str) + end + if str=="" then + a=badentity + else + a="&"..str..";" + end + end + end + end + return a + else + local a=acache[str] + if not a then + a=resolve_predefined and predefined_simplified[str] + if a then + acache[str]=a + if trace_entities then + report_xml("entity &%s; becomes %a",str,a) + end + elseif str=="" then + if trace_entities then + report_xml("invalid entity &%s;",str) + end + a=badentity + acache[str]=a + else + if trace_entities then + report_xml("entity &%s; is made private",str) + end + a=unescaped(str) + acache[str]=a + end + end + return a + end + end + handle_any_entity_text=function(str) + if resolve then + local a=resolve_predefined and predefined_simplified[str] + if a then + if trace_entities then + report_xml("resolving entity &%s; to predefined %a",str,a) + end + else + if type(resolve)=="function" then + a=resolve(str,entities) or entities[str] + else + a=entities[str] + end + if a then + if type(a)=="function" then + if trace_entities then + report_xml("expanding entity &%s; to function call",str) + end + a=a(str) or "" + end + a=lpegmatch(grammar_parsed_text_two,a) or a + if type(a)=="number" then + return "" + else + a=lpegmatch(parsedentity,a) or a + if trace_entities then + report_xml("resolving entity &%s; to internal %a",str,a) + end + end + if trace_entities then + report_xml("resolving entity &%s; to internal %a",str,a) + end + else + local unknown_any_entity=placeholders.unknown_any_entity + if unknown_any_entity then + a=unknown_any_entity(str) or "" + end + if a then + if trace_entities then + report_xml("resolving entity &%s; to external %s",str,a) + end + else + if trace_entities then + report_xml("keeping entity &%s;",str) + end + if str=="" then + a=badentity + else + a="&"..str..";" + end + end + end + end + return a + else + local a=acache[str] + if not a then + a=resolve_predefined and predefined_simplified[str] + if a then + acache[str]=a + if trace_entities then + report_xml("entity &%s; becomes %a",str,a) + end + elseif str=="" then + if trace_entities then + report_xml("invalid entity &%s;",str) + end + a=badentity + acache[str]=a + else + if trace_entities then + report_xml("entity &%s; is made private",str) + end + a=unescaped(str) + acache[str]=a + end + end + return a + end + end + local p_rest=(1-P(";"))^1 + local spec={ + [0x23]="\\Ux{23}", + [0x24]="\\Ux{24}", + [0x25]="\\Ux{25}", + [0x5C]="\\Ux{5C}", + [0x7B]="\\Ux{7B}", + [0x7C]="\\Ux{7C}", + [0x7D]="\\Ux{7D}", + [0x7E]="\\Ux{7E}", + } + local hash=table.setmetatableindex(spec,function(t,k) + local v=utfchar(k) + t[k]=v + return v + end) + local function fromuni(s) + local n=tonumber(s,16) + if n then + return hash[n] + else + return formatters["u:%s"](s),true + end + end + local function fromhex(s) + local n=tonumber(s,16) + if n then + return hash[n] + else + return formatters["h:%s"](s),true + end + end + local function fromdec(s) + local n=tonumber(s) + if n then + return hash[n] + else + return formatters["d:%s"](s),true + end + end + local reparsedentity=P("U+")*(p_rest/fromuni)+P("#")*( + P("x")*(p_rest/fromhex)+p_rest/fromdec + ) + local hash=table.setmetatableindex(function(t,k) + local v=utfchar(k) + t[k]=v + return v + end) + local function fromuni(s) + local n=tonumber(s,16) + if n then + return hash[n] + else + return formatters["u:%s"](s),true + end + end + local function fromhex(s) + local n=tonumber(s,16) + if n then + return hash[n] + else + return formatters["h:%s"](s),true + end + end + local function fromdec(s) + local n=tonumber(s) + if n then + return hash[n] + else + return formatters["d:%s"](s),true + end + end + local unescapedentity=P("U+")*(p_rest/fromuni)+P("#")*( + P("x")*(p_rest/fromhex)+p_rest/fromdec + ) + xml.reparsedentitylpeg=reparsedentity + xml.unescapedentitylpeg=unescapedentity +end +local escaped=xml.escaped +local unescaped=xml.unescaped +local placeholders=xml.placeholders +local function handle_end_entity(str) + report_xml("error in entity, %a found without ending %a",str,";") + return str +end +local function handle_crap_error(chr) + report_xml("error in parsing, unexpected %a found ",chr) + add_text(chr) + return chr +end +local function handlenewline() + currentline=currentline+1 +end +local spacetab=S(' \t') +local space=S(' \r\n\t') +local newline=lpegpatterns.newline/handlenewline +local anything=P(1) +local open=P('<') +local close=P('>') +local squote=S("'") +local dquote=S('"') +local equal=P('=') +local slash=P('/') +local colon=P(':') +local semicolon=P(';') +local ampersand=P('&') +local valid_0=R("\128\255") +local valid_1=R('az','AZ')+S('_')+valid_0 +local valid_2=valid_1+R('09')+S('-.') +local valid=valid_1*valid_2^0 +local name_yes=C(valid^1)*colon*C(valid^1) +local name_nop=C(P(true))*C(valid^1) +local name=name_yes+name_nop +local utfbom=lpegpatterns.utfbom +local spacing=C(space^0) +local space_nl=spacetab+newline +local spacing_nl=Cs((space_nl)^0) +local anything_nl=newline+P(1) +local function weirdentity(k,v) + if trace_entities then + report_xml("registering %s entity %a as %a","weird",k,v) + end + parameters[k]=v +end +local function normalentity(k,v) + if trace_entities then + report_xml("registering %s entity %a as %a","normal",k,v) + end + entities[k]=v +end +local function systementity(k,v,n) + if trace_entities then + report_xml("registering %s entity %a as %a","system",k,v) + end + entities[k]=v +end +local function publicentity(k,v,n) + if trace_entities then + report_xml("registering %s entity %a as %a","public",k,v) + end + entities[k]=v +end +local function entityfile(pattern,k,v,n) + if n then + local okay,data + local loadbinfile=resolvers and resolvers.loadbinfile + if loadbinfile then + okay,data=loadbinfile(n) + else + data=io.loaddata(n) + okay=data and data~="" + end + if okay then + if trace_entities then + report_xml("loading public entities %a as %a from %a",k,v,n) + end + lpegmatch(pattern,data) + return + end + end + report_xml("ignoring public entities %a as %a from %a",k,v,n) +end +local function install(spacenewline,spacing,anything) + local anyentitycontent=(1-open-semicolon-space-close-ampersand)^0 + local hexentitycontent=R("AF","af","09")^1 + local decentitycontent=R("09")^1 + local parsedentity=P("#")/""*( + P("x")/""*(hexentitycontent/handle_hex_entity)+(decentitycontent/handle_dec_entity) + )+(anyentitycontent/handle_any_entity_dtd) + local parsedentity_text=P("#")/""*( + P("x")/""*(hexentitycontent/handle_hex_entity)+(decentitycontent/handle_dec_entity) + )+(anyentitycontent/handle_any_entity_text) + local entity=(ampersand/"")*parsedentity*(semicolon/"")+ampersand*(anyentitycontent/handle_end_entity) + local entity_text=(ampersand/"")*parsedentity_text*(semicolon/"")+ampersand*(anyentitycontent/handle_end_entity) + local text_unparsed=Cs((anything-open)^1) + local text_parsed=(Cs((anything-open-ampersand)^1)/add_text+Cs(entity_text)/add_text)^1 + local somespace=(spacenewline)^1 + local optionalspace=(spacenewline)^0 + local value=(squote*Cs((entity+(anything-squote))^0)*squote)+(dquote*Cs((entity+(anything-dquote))^0)*dquote) + local endofattributes=slash*close+close + local whatever=space*name*optionalspace*equal + local wrongvalue=Cs(P(entity+(1-space-endofattributes))^1)/attribute_value_error + local attributevalue=value+wrongvalue + local attribute=(somespace*name*optionalspace*equal*optionalspace*attributevalue)/add_attribute + local attributes=(attribute+somespace^-1*(((anything-endofattributes)^1)/attribute_specification_error))^0 + local parsedtext=text_parsed + local unparsedtext=text_unparsed/add_text + local balanced=P { "["*((anything-S"[]")+V(1))^0*"]" } + local emptyelement=(spacing*open*name*attributes*optionalspace*slash*close)/add_empty + local beginelement=(spacing*open*name*attributes*optionalspace*close)/add_begin + local endelement=(spacing*open*slash*name*optionalspace*close)/add_end + local begincomment=open*P("!--") + local endcomment=P("--")*close + local begininstruction=open*P("?") + local endinstruction=P("?")*close + local begincdata=open*P("![CDATA[") + local endcdata=P("]]")*close + local someinstruction=C((anything-endinstruction)^0) + local somecomment=C((anything-endcomment )^0) + local somecdata=C((anything-endcdata )^0) + local begindoctype=open*P("!DOCTYPE") + local enddoctype=close + local beginset=P("[") + local endset=P("]") + local wrdtypename=C((anything-somespace-P(";"))^1) + local doctypename=C((anything-somespace-close)^0) + local elementdoctype=optionalspace*P("<!ELEMENT")*(anything-close)^0*close + local basiccomment=begincomment*((anything-endcomment)^0)*endcomment + local weirdentitytype=P("%")*(somespace*doctypename*somespace*value)/weirdentity + local normalentitytype=(doctypename*somespace*value)/normalentity + local publicentitytype=(doctypename*somespace*P("PUBLIC")*somespace*value)/publicentity + local systementitytype=(doctypename*somespace*P("SYSTEM")*somespace*value*somespace*P("NDATA")*somespace*doctypename)/systementity + local entitydoctype=optionalspace*P("<!ENTITY")*somespace*(systementitytype+publicentitytype+normalentitytype+weirdentitytype)*optionalspace*close + local publicentityfile=(doctypename*somespace*P("PUBLIC")*somespace*value*(somespace*value)^0)/function(...) + entityfile(entitydoctype,...) + end + local function weirdresolve(s) + lpegmatch(entitydoctype,parameters[s]) + end + local function normalresolve(s) + lpegmatch(entitydoctype,entities[s]) + end + local entityresolve=P("%")*(wrdtypename/weirdresolve )*P(";")+P("&")*(wrdtypename/normalresolve)*P(";") + entitydoctype=entitydoctype+entityresolve + local doctypeset=beginset*optionalspace*P(elementdoctype+entitydoctype+entityresolve+basiccomment+space)^0*optionalspace*endset + local definitiondoctype=doctypename*somespace*doctypeset + local publicdoctype=doctypename*somespace*P("PUBLIC")*somespace*value*somespace*value*somespace*doctypeset + local systemdoctype=doctypename*somespace*P("SYSTEM")*somespace*value*somespace*doctypeset + local simpledoctype=(anything-close)^1 + local somedoctype=C((somespace*(publicentityfile+publicdoctype+systemdoctype+definitiondoctype+simpledoctype)*optionalspace)^0) + local instruction=(spacing*begininstruction*someinstruction*endinstruction)/function(...) add_special("@pi@",...) end + local comment=(spacing*begincomment*somecomment*endcomment )/function(...) add_special("@cm@",...) end + local cdata=(spacing*begincdata*somecdata*endcdata )/function(...) add_special("@cd@",...) end + local doctype=(spacing*begindoctype*somedoctype*enddoctype )/function(...) add_special("@dt@",...) end + local crap_parsed=anything-beginelement-endelement-emptyelement-begininstruction-begincomment-begincdata-ampersand + local crap_unparsed=anything-beginelement-endelement-emptyelement-begininstruction-begincomment-begincdata + local parsedcrap=Cs((crap_parsed^1+entity_text)^1)/handle_crap_error + local parsedcrap=Cs((crap_parsed^1+entity_text)^1)/handle_crap_error + local unparsedcrap=Cs((crap_unparsed )^1)/handle_crap_error + local trailer=space^0*(text_unparsed/set_message)^0 + local grammar_parsed_text_one=P { "preamble", + preamble=utfbom^0*instruction^0*(doctype+comment+instruction)^0, + } + local grammar_parsed_text_two=P { "followup", + followup=V("parent")*trailer, + parent=beginelement*V("children")^0*endelement, + children=parsedtext+V("parent")+emptyelement+comment+cdata+instruction+parsedcrap, + } + local grammar_unparsed_text=P { "preamble", + preamble=utfbom^0*instruction^0*(doctype+comment+instruction)^0*V("parent")*trailer, + parent=beginelement*V("children")^0*endelement, + children=unparsedtext+V("parent")+emptyelement+comment+cdata+instruction+unparsedcrap, + } + return grammar_parsed_text_one,grammar_parsed_text_two,grammar_unparsed_text +end +local + grammar_parsed_text_one_nop, + grammar_parsed_text_two_nop, + grammar_unparsed_text_nop=install(space,spacing,anything) +local + grammar_parsed_text_one_yes, + grammar_parsed_text_two_yes, + grammar_unparsed_text_yes=install(space_nl,spacing_nl,anything_nl) +local function _xmlconvert_(data,settings,detail) + settings=settings or {} + preparexmlstate(settings) + if settings.linenumbers then + grammar_parsed_text_one=grammar_parsed_text_one_yes + grammar_parsed_text_two=grammar_parsed_text_two_yes + grammar_unparsed_text=grammar_unparsed_text_yes + else + grammar_parsed_text_one=grammar_parsed_text_one_nop + grammar_parsed_text_two=grammar_parsed_text_two_nop + grammar_unparsed_text=grammar_unparsed_text_nop + end + local preprocessor=settings.preprocessor + if data and data~="" and type(preprocessor)=="function" then + data=preprocessor(data,settings) or data + end + if settings.parent_root then + mt=getmetatable(settings.parent_root) + else + initialize_mt(top) + end + level=level+1 + stack[level]=top + top.dt={} + dt=top.dt + nt=0 + if not data or data=="" then + errorstr="empty xml file" + elseif data==true then + errorstr=detail or "problematic xml file" + elseif utfize or resolve then + local m=lpegmatch(grammar_parsed_text_one,data) + if m then + m=lpegmatch(grammar_parsed_text_two,data,m) + end + if m then + else + errorstr="invalid xml file - parsed text" + end + elseif type(data)=="string" then + if lpegmatch(grammar_unparsed_text,data) then + errorstr="" + else + errorstr="invalid xml file - unparsed text" + end + else + errorstr="invalid xml file - no text at all" + end + local result + if errorstr and errorstr~="" then + result={ dt={ { ns="",tg="error",dt={ errorstr },at={},er=true } } } + setmetatable(result,mt) + setmetatable(result.dt[1],mt) + setmetatable(stack,mt) + local errorhandler=settings.error_handler + if errorhandler==false then + else + errorhandler=errorhandler or xml.errorhandler + if errorhandler then + local currentresource=settings.currentresource + if currentresource and currentresource~="" then + xml.errorhandler(formatters["load error in [%s]: %s"](currentresource,errorstr),currentresource) + else + xml.errorhandler(formatters["load error: %s"](errorstr)) + end + end + end + else + result=stack[1] + end + if not settings.no_root then + result={ special=true,ns="",tg='@rt@',dt=result.dt,at={},entities=entities,settings=settings } + setmetatable(result,mt) + local rdt=result.dt + for k=1,#rdt do + local v=rdt[k] + if type(v)=="table" and not v.special then + result.ri=k + v.__p__=result + break + end + end + end + if errorstr and errorstr~="" then + result.error=true + else + errorstr=nil + end + result.statistics={ + errormessage=errorstr, + entities={ + decimals=dcache, + hexadecimals=hcache, + names=acache, + intermediates=parameters, + } + } + preparexmlstate() + return result +end +local function xmlconvert(data,settings) + local ok,result=pcall(function() return _xmlconvert_(data,settings) end) + if ok then + return result + elseif type(result)=="string" then + return _xmlconvert_(true,settings,result) + else + return _xmlconvert_(true,settings) + end +end +xml.convert=xmlconvert +function xml.inheritedconvert(data,xmldata,cleanup) + local settings=xmldata.settings + if settings then + settings.parent_root=xmldata + end + local xc=xmlconvert(data,settings) + if cleanup then + local x=xc.dt + if x then + x=x[1] + if x and x.tg=="@pi@" then + local dt=x.dt + local pi=dt and dt[1] + if type(pi)=="string" and find(pi,"^xml") then + remove(dt,1) + end + end + end + end + return xc +end +function xml.is_valid(root) + return root and root.dt and root.dt[1] and type(root.dt[1])=="table" and not root.dt[1].er +end +function xml.package(tag,attributes,data) + local ns,tg=match(tag,"^(.-):?([^:]+)$") + local t={ ns=ns,tg=tg,dt=data or "",at=attributes or {} } + setmetatable(t,mt) + return t +end +function xml.is_valid(root) + return root and not root.error +end +xml.errorhandler=report_xml +function xml.load(filename,settings) + local data="" + if type(filename)=="string" then + local f=io.open(filename,'r') + if f then + data=f:read("*all") + f:close() + end + elseif filename then + data=filename:read("*all") + end + if settings then + settings.currentresource=filename + local result=xmlconvert(data,settings) + settings.currentresource=nil + return result + else + return xmlconvert(data,{ currentresource=filename }) + end +end +local no_root={ no_root=true } +function xml.toxml(data) + if type(data)=="string" then + local root={ xmlconvert(data,no_root) } + return (#root>1 and root) or root[1] + else + return data + end +end +local function copy(old,p) + if old then + local new={} + for k,v in next,old do + local t=type(v)=="table" + if k=="at" then + local t={} + for k,v in next,v do + t[k]=v + end + new[k]=t + elseif k=="dt" then + v.__p__=nil + local t={} + for i=1,#v do + local vi=v[i] + if type(vi)=="table" then + t[i]=copy(vi,new) + else + t[i]=vi + end + end + new[k]=t + t.__p__=p + else + new[k]=v + end + end + local mt=getmetatable(old) + if mt then + setmetatable(new,mt) + end + return new + else + return {} + end +end +xml.copy=copy +function xml.checkbom(root) + if root.ri then + local dt=root.dt + for k=1,#dt do + local v=dt[k] + if type(v)=="table" and v.special and v.tg=="@pi@" and find(v.dt[1],"xml.*version=") then + return + end + end + insert(dt,1,{ special=true,ns="",tg="@pi@",dt={ "xml version='1.0' standalone='yes'" } } ) + insert(dt,2,"\n" ) + end +end +local f_attribute=formatters['%s=%q'] +local function verbose_element(e,handlers,escape) + local handle=handlers.handle + local serialize=handlers.serialize + local ens,etg,eat,edt,ern=e.ns,e.tg,e.at,e.dt,e.rn + local ats=eat and next(eat) and {} + if ats then + local n=0 + for k in next,eat do + n=n+1 + ats[n]=k + end + if n==1 then + local k=ats[1] + ats=f_attribute(k,escaped(eat[k])) + else + sort(ats) + for i=1,n do + local k=ats[i] + ats[i]=f_attribute(k,escaped(eat[k])) + end + ats=concat(ats," ") + end + end + if ern and trace_entities and ern~=ens then + ens=ern + end + local n=edt and #edt + if ens~="" then + if n and n>0 then + if ats then + handle("<",ens,":",etg," ",ats,">") + else + handle("<",ens,":",etg,">") + end + for i=1,n do + local e=edt[i] + if type(e)=="string" then + handle(escaped(e)) + else + serialize(e,handlers) + end + end + handle("</",ens,":",etg,">") + else + if ats then + handle("<",ens,":",etg," ",ats,"/>") + else + handle("<",ens,":",etg,"/>") + end + end + else + if n and n>0 then + if ats then + handle("<",etg," ",ats,">") + else + handle("<",etg,">") + end + for i=1,n do + local e=edt[i] + if type(e)=="string" then + handle(escaped(e)) + else + serialize(e,handlers) + end + end + handle("</",etg,">") + else + if ats then + handle("<",etg," ",ats,"/>") + else + handle("<",etg,"/>") + end + end + end +end +local function verbose_pi(e,handlers) + handlers.handle("<?",e.dt[1],"?>") +end +local function verbose_comment(e,handlers) + handlers.handle("<!--",e.dt[1],"-->") +end +local function verbose_cdata(e,handlers) + handlers.handle("<![CDATA[",e.dt[1],"]]>") +end +local function verbose_doctype(e,handlers) + handlers.handle("<!DOCTYPE",e.dt[1],">") +end +local function verbose_root(e,handlers) + handlers.serialize(e.dt,handlers) +end +local function verbose_text(e,handlers) + handlers.handle(escaped(e)) +end +local function verbose_document(e,handlers) + local serialize=handlers.serialize + local functions=handlers.functions + for i=1,#e do + local ei=e[i] + if type(ei)=="string" then + functions["@tx@"](ei,handlers) + else + serialize(ei,handlers) + end + end +end +local function serialize(e,handlers,...) + if e then + local initialize=handlers.initialize + local finalize=handlers.finalize + local functions=handlers.functions + if initialize then + local state=initialize(...) + if not state==true then + return state + end + end + local etg=e.tg + if etg then + (functions[etg] or functions["@el@"])(e,handlers) + else + functions["@dc@"](e,handlers) + end + if finalize then + return finalize() + end + end +end +local function xserialize(e,handlers) + if e then + local functions=handlers.functions + local etg=e.tg + if etg then + (functions[etg] or functions["@el@"])(e,handlers) + else + functions["@dc@"](e,handlers) + end + end +end +local handlers={} +local function newhandlers(settings) + local t=table.copy(handlers[settings and settings.parent or "verbose"] or {}) + if settings then + for k,v in next,settings do + if type(v)=="table" then + local tk=t[k] if not tk then tk={} t[k]=tk end + for kk,vv in next,v do + tk[kk]=vv + end + else + t[k]=v + end + end + if settings.name then + handlers[settings.name]=t + end + end + utilities.storage.mark(t) + return t +end +local nofunction=function() end +function xml.sethandlersfunction(handler,name,fnc) + handler.functions[name]=fnc or nofunction +end +function xml.gethandlersfunction(handler,name) + return handler.functions[name] +end +function xml.gethandlers(name) + return handlers[name] +end +newhandlers { + name="verbose", + initialize=false, + finalize=false, + serialize=xserialize, + handle=print, + functions={ + ["@dc@"]=verbose_document, + ["@dt@"]=verbose_doctype, + ["@rt@"]=verbose_root, + ["@el@"]=verbose_element, + ["@pi@"]=verbose_pi, + ["@cm@"]=verbose_comment, + ["@cd@"]=verbose_cdata, + ["@tx@"]=verbose_text, + } +} +local result +local xmlfilehandler=newhandlers { + name="file", + initialize=function(name) + result=io.open(name,"wb") + return result + end, + finalize=function() + result:close() + return true + end, + handle=function(...) + result:write(...) + end, +} +function xml.save(root,name) + serialize(root,xmlfilehandler,name) +end +local result,r,threshold={},0,512 +local xmlstringhandler=newhandlers { + name="string", + initialize=function() + r=0 + return result + end, + finalize=function() + local done=concat(result,"",1,r) + r=0 + if r>threshold then + result={} + end + return done + end, + handle=function(...) + for i=1,select("#",...) do + r=r+1 + result[r]=select(i,...) + end + end, +} +local function xmltostring(root) + if not root then + return "" + elseif type(root)=="string" then + return root + else + return serialize(root,xmlstringhandler) or "" + end +end +local function __tostring(root) + return (root and xmltostring(root)) or "" +end +initialize_mt=function(root) + mt={ __tostring=__tostring,__index=root } +end +xml.defaulthandlers=handlers +xml.newhandlers=newhandlers +xml.serialize=serialize +xml.tostring=xmltostring +local function xmlstring(e,handle) + if not handle or (e.special and e.tg~="@rt@") then + elseif e.tg then + local edt=e.dt + if edt then + for i=1,#edt do + xmlstring(edt[i],handle) + end + end + else + handle(e) + end +end +xml.string=xmlstring +function xml.settings(e) + while e do + local s=e.settings + if s then + return s + else + e=e.__p__ + end + end + return nil +end +function xml.root(e) + local r=e + while e do + e=e.__p__ + if e then + r=e + end + end + return r +end +function xml.parent(root) + return root.__p__ +end +function xml.body(root) + return root.ri and root.dt[root.ri] or root +end +function xml.name(root) + if not root then + return "" + end + local ns=root.ns + local tg=root.tg + if ns=="" then + return tg + else + return ns..":"..tg + end +end +function xml.erase(dt,k) + if dt then + if k then + dt[k]="" + else for k=1,#dt do + dt[1]={ "" } + end end + end +end +function xml.assign(dt,k,root) + if dt and k then + dt[k]=type(root)=="table" and xml.body(root) or root + return dt[k] + else + return xml.body(root) + end +end +function xml.tocdata(e,wrapper) + local whatever=type(e)=="table" and xmltostring(e.dt) or e or "" + if wrapper then + whatever=formatters["<%s>%s</%s>"](wrapper,whatever,wrapper) + end + local t={ special=true,ns="",tg="@cd@",at={},rn="",dt={ whatever },__p__=e } + setmetatable(t,getmetatable(e)) + e.dt={ t } +end +function xml.makestandalone(root) + if root.ri then + local dt=root.dt + for k=1,#dt do + local v=dt[k] + if type(v)=="table" and v.special and v.tg=="@pi@" then + local txt=v.dt[1] + if find(txt,"xml.*version=") then + v.dt[1]=txt.." standalone='yes'" + break + end + end + end + end + return root +end +function xml.kind(e) + local dt=e and e.dt + if dt then + local n=#dt + if n==1 then + local d=dt[1] + if d.special then + local tg=d.tg + if tg=="@cd@" then + return "cdata" + elseif tg=="@cm@" then + return "comment" + elseif tg=="@pi@" then + return "instruction" + elseif tg=="@dt@" then + return "declaration" + end + elseif type(d)=="string" then + return "text" + end + return "element" + elseif n>0 then + return "mixed" + end + end + return "empty" +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["lxml-lpt"] = package.loaded["lxml-lpt"] or true + +-- original size: 54733, stripped down to: 31258 + +if not modules then modules={} end modules ['lxml-lpt']={ + version=1.001, + comment="this module is the basis for the lxml-* ones", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local concat,remove,insert=table.concat,table.remove,table.insert +local type,next,tonumber,tostring,setmetatable,load,select=type,next,tonumber,tostring,setmetatable,load,select +local format,upper,lower,gmatch,gsub,find,rep=string.format,string.upper,string.lower,string.gmatch,string.gsub,string.find,string.rep +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local setmetatableindex=table.setmetatableindex +local formatters=string.formatters +local trace_lpath=false +local trace_lparse=false +local trace_lprofile=false +local report_lpath=logs.reporter("xml","lpath") +if trackers then + trackers.register("xml.path",function(v) + trace_lpath=v + end) + trackers.register("xml.parse",function(v) + trace_lparse=v + end) + trackers.register("xml.profile",function(v) + trace_lpath=v + trace_lparse=v + trace_lprofile=v + end) +end +local xml=xml +local lpathcalls=0 function xml.lpathcalls () return lpathcalls end +local lpathcached=0 function xml.lpathcached() return lpathcached end +xml.functions=xml.functions or {} +local functions=xml.functions +xml.expressions=xml.expressions or {} +local expressions=xml.expressions +xml.finalizers=xml.finalizers or {} +local finalizers=xml.finalizers +xml.specialhandler=xml.specialhandler or {} +local specialhandler=xml.specialhandler +lpegpatterns.xml=lpegpatterns.xml or {} +local xmlpatterns=lpegpatterns.xml +finalizers.xml=finalizers.xml or {} +finalizers.tex=finalizers.tex or {} +local function fallback (t,name) + local fn=finalizers[name] + if fn then + t[name]=fn + else + report_lpath("unknown sub finalizer %a",name) + fn=function() end + end + return fn +end +setmetatableindex(finalizers.xml,fallback) +setmetatableindex(finalizers.tex,fallback) +xml.defaultprotocol="xml" +local apply_axis={} +apply_axis['root']=function(list) + local collected={} + for l=1,#list do + local ll=list[l] + local rt=ll + while ll do + ll=ll.__p__ + if ll then + rt=ll + end + end + collected[l]=rt + end + return collected +end +apply_axis['self']=function(list) + return list +end +apply_axis['child']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + local dt=ll.dt + if dt then + local n=#dt + if n==0 then + ll.en=0 + elseif n==1 then + local dk=dt[1] + if dk.tg then + c=c+1 + collected[c]=dk + dk.ni=1 + dk.ei=1 + ll.en=1 + end + else + local en=0 + for k=1,#dt do + local dk=dt[k] + if dk.tg then + c=c+1 + en=en+1 + collected[c]=dk + dk.ni=k + dk.ei=en + end + end + ll.en=en + end + end + end + return collected +end +local function collect(list,collected,c) + local dt=list.dt + if dt then + local n=#dt + if n==0 then + list.en=0 + elseif n==1 then + local dk=dt[1] + if dk.tg then + c=c+1 + collected[c]=dk + dk.ni=1 + dk.ei=1 + c=collect(dk,collected,c) + list.en=1 + else + list.en=0 + end + else + local en=0 + for k=1,n do + local dk=dt[k] + if dk.tg then + c=c+1 + en=en+1 + collected[c]=dk + dk.ni=k + dk.ei=en + c=collect(dk,collected,c) + end + end + list.en=en + end + end + return c +end +apply_axis['descendant']=function(list) + local collected={} + local c=0 + for l=1,#list do + c=collect(list[l],collected,c) + end + return collected +end +local function collect(list,collected,c) + local dt=list.dt + if dt then + local n=#dt + if n==0 then + list.en=0 + elseif n==1 then + local dk=dt[1] + if dk.tg then + c=c+1 + collected[c]=dk + dk.ni=1 + dk.ei=1 + c=collect(dk,collected,c) + list.en=1 + end + else + local en=0 + for k=1,#dt do + local dk=dt[k] + if dk.tg then + c=c+1 + en=en+1 + collected[c]=dk + dk.ni=k + dk.ei=en + c=collect(dk,collected,c) + end + end + list.en=en + end + end + return c +end +apply_axis['descendant-or-self']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + if ll.special~=true then + c=c+1 + collected[c]=ll + end + c=collect(ll,collected,c) + end + return collected +end +apply_axis['ancestor']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + while ll do + ll=ll.__p__ + if ll then + c=c+1 + collected[c]=ll + end + end + end + return collected +end +apply_axis['ancestor-or-self']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + c=c+1 + collected[c]=ll + while ll do + ll=ll.__p__ + if ll then + c=c+1 + collected[c]=ll + end + end + end + return collected +end +apply_axis['parent']=function(list) + local collected={} + local c=0 + for l=1,#list do + local pl=list[l].__p__ + if pl then + c=c+1 + collected[c]=pl + end + end + return collected +end +apply_axis['attribute']=function(list) + return {} +end +apply_axis['namespace']=function(list) + return {} +end +apply_axis['following']=function(list) + return {} +end +apply_axis['preceding']=function(list) + return {} +end +apply_axis['following-sibling']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + local p=ll.__p__ + local d=p.dt + for i=ll.ni+1,#d do + local di=d[i] + if type(di)=="table" then + c=c+1 + collected[c]=di + end + end + end + return collected +end +apply_axis['preceding-sibling']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + local p=ll.__p__ + local d=p.dt + for i=1,ll.ni-1 do + local di=d[i] + if type(di)=="table" then + c=c+1 + collected[c]=di + end + end + end + return collected +end +apply_axis['reverse-sibling']=function(list) + local collected={} + local c=0 + for l=1,#list do + local ll=list[l] + local p=ll.__p__ + local d=p.dt + for i=ll.ni-1,1,-1 do + local di=d[i] + if type(di)=="table" then + c=c+1 + collected[c]=di + end + end + end + return collected +end +apply_axis['auto-descendant-or-self']=apply_axis['descendant-or-self'] +apply_axis['auto-descendant']=apply_axis['descendant'] +apply_axis['auto-child']=apply_axis['child'] +apply_axis['auto-self']=apply_axis['self'] +apply_axis['initial-child']=apply_axis['child'] +local function apply_nodes(list,directive,nodes) + local maxn=#nodes + if maxn==3 then + local nns=nodes[2] + local ntg=nodes[3] + if not nns and not ntg then + if directive then + return list + else + return {} + end + else + local collected={} + local c=0 + local m=0 + local p=nil + if not nns then + for l=1,#list do + local ll=list[l] + local ltg=ll.tg + if ltg then + if directive then + if ntg==ltg then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + elseif ntg~=ltg then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + end + end + elseif not ntg then + for l=1,#list do + local ll=list[l] + local lns=ll.rn or ll.ns + if lns then + if directive then + if lns==nns then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + elseif lns~=nns then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + end + end + else + for l=1,#list do + local ll=list[l] + local ltg=ll.tg + if ltg then + local lns=ll.rn or ll.ns + local ok=ltg==ntg and lns==nns + if directive then + if ok then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + elseif not ok then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + end + end + end + return collected + end + else + local collected={} + local c=0 + local m=0 + local p=nil + for l=1,#list do + local ll=list[l] + local ltg=ll.tg + if ltg then + local lns=ll.rn or ll.ns + local ok=false + for n=1,maxn,3 do + local nns=nodes[n+1] + local ntg=nodes[n+2] + ok=(not ntg or ltg==ntg) and (not nns or lns==nns) + if ok then + break + end + end + if directive then + if ok then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + elseif not ok then + local llp=ll.__p__;if llp~=p then p=llp;m=1 else m=m+1 end + c=c+1 + collected[c]=ll + ll.mi=m + end + end + end + return collected + end +end +local quit_expression=false +local function apply_expression(list,expression,order) + local collected={} + local c=0 + quit_expression=false + for l=1,#list do + local ll=list[l] + if expression(list,ll,l,order) then + c=c+1 + collected[c]=ll + end + if quit_expression then + break + end + end + return collected +end +local function apply_selector(list,specification) + if xml.applyselector then + apply_selector=xml.applyselector + return apply_selector(list,specification) + else + return list + end +end +local P,V,C,Cs,Cc,Ct,R,S,Cg,Cb=lpeg.P,lpeg.V,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.Ct,lpeg.R,lpeg.S,lpeg.Cg,lpeg.Cb +local spaces=S(" \n\r\t\f")^0 +local lp_space=S(" \n\r\t\f") +local lp_any=P(1) +local lp_noequal=P("!=")/"~="+P("<=")+P(">=")+P("==") +local lp_doequal=P("=")/"==" +local lp_or=P("|")/" or " +local lp_and=P("&")/" and " +local builtin={ + text="(ll.dt[1] or '')", + content="ll.dt", + name="((ll.ns~='' and ll.ns..':'..ll.tg) or ll.tg)", + tag="ll.tg", + position="l", + firstindex="1", + firstelement="1", + first="1", + lastindex="(#ll.__p__.dt or 1)", + lastelement="(ll.__p__.en or 1)", + last="#list", + list="list", + self="ll", + rootposition="order", + order="order", + element="(ll.ei or 1)", + index="(ll.ni or 1)", + match="(ll.mi or 1)", + namespace="ll.ns", + ns="ll.ns", +} +local lp_builtin=lpeg.utfchartabletopattern(builtin)/builtin*((spaces*P("(")*spaces*P(")"))/"") +local lp_attribute=(P("@")+P("attribute::"))/""*Cc("(ll.at and ll.at['")*((R("az","AZ")+S("-_:"))^1)*Cc("'])") +local lp_fastpos_p=P("+")^0*R("09")^1*P(-1)/"l==%0" +local lp_fastpos_n=P("-")*R("09")^1*P(-1)/"(%0<0 and (#list+%0+1==l))" +local lp_fastpos=lp_fastpos_n+lp_fastpos_p +local lp_reserved=C("and")+C("or")+C("not")+C("div")+C("mod")+C("true")+C("false") +local lp_lua_function=Cs((R("az","AZ","__")^1*(P(".")*R("az","AZ","__")^1)^1)*("("))/"%0" +local lp_function=C(R("az","AZ","__")^1)*P("(")/function(t) + if expressions[t] then + return "expr."..t.."(" + else + return "expr.error(" + end +end +local lparent=P("(") +local rparent=P(")") +local noparent=1-(lparent+rparent) +local nested=P{lparent*(noparent+V(1))^0*rparent} +local value=P(lparent*C((noparent+nested)^0)*rparent) +local lp_child=Cc("expr.child(ll,'")*R("az","AZ")*R("az","AZ","--","__")^0*Cc("')") +local lp_number=S("+-")*R("09")^1 +local lp_string=Cc("'")*R("az","AZ","--","__")^1*Cc("'") +local lp_content=(P("'")*(1-P("'"))^0*P("'")+P('"')*(1-P('"'))^0*P('"')) +local cleaner +local lp_special=(C(P("name")+P("text")+P("tag")+P("count")+P("child")))*value/function(t,s) + if expressions[t] then + s=s and s~="" and lpegmatch(cleaner,s) + if s and s~="" then + return "expr."..t.."(ll,"..s..")" + else + return "expr."..t.."(ll)" + end + else + return "expr.error("..t..")" + end +end +local content=lp_builtin+lp_attribute+lp_special+lp_noequal+lp_doequal+lp_or+lp_and+lp_reserved+lp_lua_function+lp_function+lp_content+ + lp_child+lp_any +local converter=Cs ( + lp_fastpos+(P { lparent*(V(1))^0*rparent+content } )^0 +) +cleaner=Cs (( + lp_reserved+lp_number+lp_string+1 )^1 ) +local template_e=[[ + local expr = xml.expressions + return function(list,ll,l,order) + return %s + end +]] +local template_f_y=[[ + local finalizer = xml.finalizers['%s']['%s'] + return function(collection) + return finalizer(collection,%s) + end +]] +local template_f_n=[[ + return xml.finalizers['%s']['%s'] +]] +local register_last_match={ kind="axis",axis="last-match" } +local register_self={ kind="axis",axis="self" } +local register_parent={ kind="axis",axis="parent" } +local register_descendant={ kind="axis",axis="descendant" } +local register_child={ kind="axis",axis="child" } +local register_descendant_or_self={ kind="axis",axis="descendant-or-self" } +local register_root={ kind="axis",axis="root" } +local register_ancestor={ kind="axis",axis="ancestor" } +local register_ancestor_or_self={ kind="axis",axis="ancestor-or-self" } +local register_attribute={ kind="axis",axis="attribute" } +local register_namespace={ kind="axis",axis="namespace" } +local register_following={ kind="axis",axis="following" } +local register_following_sibling={ kind="axis",axis="following-sibling" } +local register_preceding={ kind="axis",axis="preceding" } +local register_preceding_sibling={ kind="axis",axis="preceding-sibling" } +local register_reverse_sibling={ kind="axis",axis="reverse-sibling" } +local register_auto_descendant_or_self={ kind="axis",axis="auto-descendant-or-self" } +local register_auto_descendant={ kind="axis",axis="auto-descendant" } +local register_auto_self={ kind="axis",axis="auto-self" } +local register_auto_child={ kind="axis",axis="auto-child" } +local register_initial_child={ kind="axis",axis="initial-child" } +local register_all_nodes={ kind="nodes",nodetest=true,nodes={ true,false,false } } +local skip={} +local function errorrunner_e(str,cnv) + if not skip[str] then + report_lpath("error in expression: %s => %s",str,cnv) + skip[str]=cnv or str + end + return false +end +local function errorrunner_f(str,arg) + report_lpath("error in finalizer: %s(%s)",str,arg or "") + return false +end +local function register_nodes(nodetest,nodes) + return { kind="nodes",nodetest=nodetest,nodes=nodes } +end +local function register_selector(specification) + return { kind="selector",specification=specification } +end +local function register_expression(expression) + local converted=lpegmatch(converter,expression) + local wrapped=format(template_e,converted) + local runner=load(wrapped) + runner=(runner and runner()) or function() errorrunner_e(expression,converted) end + return { kind="expression",expression=expression,converted=converted,evaluator=runner } +end +local function register_finalizer(protocol,name,arguments) + local runner + if arguments and arguments~="" then + runner=load(format(template_f_y,protocol or xml.defaultprotocol,name,arguments)) + else + runner=load(format(template_f_n,protocol or xml.defaultprotocol,name)) + end + runner=(runner and runner()) or function() errorrunner_f(name,arguments) end + return { kind="finalizer",name=name,arguments=arguments,finalizer=runner } +end +local expression=P { "ex", + ex="["*C((V("sq")+V("dq")+(1-S("[]"))+V("ex"))^0)*"]", + sq="'"*(1-S("'"))^0*"'", + dq='"'*(1-S('"'))^0*'"', +} +local arguments=P { "ar", + ar="("*Cs((V("sq")+V("dq")+V("nq")+P(1-P(")")))^0)*")", + nq=((1-S("),'\""))^1)/function(s) return format("%q",s) end, + sq=P("'")*(1-P("'"))^0*P("'"), + dq=P('"')*(1-P('"'))^0*P('"'), +} +local function register_error(str) + return { kind="error",error=format("unparsed: %s",str) } +end +local special_1=P("*")*Cc(register_auto_descendant)*Cc(register_all_nodes) +local special_2=P("/")*Cc(register_auto_self) +local special_3=P("")*Cc(register_auto_self) +local no_nextcolon=P(-1)+#(1-P(":")) +local no_nextlparent=P(-1)+#(1-P("(")) +local pathparser=Ct { "patterns", + patterns=spaces*V("protocol")*spaces*( + (V("special")*spaces*P(-1) )+(V("initial")*spaces*V("step")*spaces*(P("/")*spaces*V("step")*spaces)^0 ) + ), + protocol=Cg(V("letters"),"protocol")*P("://")+Cg(Cc(nil),"protocol"), + step=((V("shortcuts")+V("selector")+P("/")+V("axis"))*spaces*V("nodes")^0+V("error"))*spaces*V("expressions")^0*spaces*V("finalizer")^0, + axis=V("last_match")+V("descendant")+V("child")+V("parent")+V("self")+V("root")+V("ancestor")+V("descendant_or_self")+V("following_sibling")+V("following")+V("reverse_sibling")+V("preceding_sibling")+V("preceding")+V("ancestor_or_self")+#(1-P(-1))*Cc(register_auto_child), + special=special_1+special_2+special_3, + initial=(P("/")*spaces*Cc(register_initial_child))^-1, + error=(P(1)^1)/register_error, + shortcuts_a=V("s_descendant_or_self")+V("s_descendant")+V("s_child")+V("s_parent")+V("s_self")+V("s_root")+V("s_ancestor")+V("s_lastmatch"), + shortcuts=V("shortcuts_a")*(spaces*"/"*spaces*V("shortcuts_a"))^0, + s_descendant_or_self=(P("***/")+P("/"))*Cc(register_descendant_or_self), + s_descendant=P("**")*Cc(register_descendant), + s_child=P("*")*no_nextcolon*Cc(register_child), + s_parent=P("..")*Cc(register_parent), + s_self=P("." )*Cc(register_self), + s_root=P("^^")*Cc(register_root), + s_ancestor=P("^")*Cc(register_ancestor), + s_lastmatch=P("=")*Cc(register_last_match), + descendant=P("descendant::")*Cc(register_descendant), + child=P("child::")*Cc(register_child), + parent=P("parent::")*Cc(register_parent), + self=P("self::")*Cc(register_self), + root=P('root::')*Cc(register_root), + ancestor=P('ancestor::')*Cc(register_ancestor), + descendant_or_self=P('descendant-or-self::')*Cc(register_descendant_or_self), + ancestor_or_self=P('ancestor-or-self::')*Cc(register_ancestor_or_self), + following=P('following::')*Cc(register_following), + following_sibling=P('following-sibling::')*Cc(register_following_sibling), + preceding=P('preceding::')*Cc(register_preceding), + preceding_sibling=P('preceding-sibling::')*Cc(register_preceding_sibling), + reverse_sibling=P('reverse-sibling::')*Cc(register_reverse_sibling), + last_match=P('last-match::')*Cc(register_last_match), + selector=P("{")*C((1-P("}"))^1)*P("}")/register_selector, + nodes=(V("nodefunction")*spaces*P("(")*V("nodeset")*P(")")+V("nodetest")*V("nodeset"))/register_nodes, + expressions=expression/register_expression, + letters=R("az")^1, + name=(1-S("/[]()|:*!"))^1, + negate=P("!")*Cc(false), + nodefunction=V("negate")+P("not")*Cc(false)+Cc(true), + nodetest=V("negate")+Cc(true), + nodename=(V("negate")+Cc(true))*spaces*((V("wildnodename")*P(":")*V("wildnodename"))+(Cc(false)*V("wildnodename"))), + wildnodename=(C(V("name"))+P("*")*Cc(false))*no_nextlparent, + nodeset=spaces*Ct(V("nodename")*(spaces*P("|")*spaces*V("nodename"))^0)*spaces, + finalizer=(Cb("protocol")*P("/")^-1*C(V("name"))*arguments*P(-1))/register_finalizer, +} +xmlpatterns.pathparser=pathparser +local cache={} +local function nodesettostring(set,nodetest) + local t={} + for i=1,#set,3 do + local directive,ns,tg=set[i],set[i+1],set[i+2] + if not ns or ns=="" then ns="*" end + if not tg or tg=="" then tg="*" end + tg=(tg=="@rt@" and "[root]") or format("%s:%s",ns,tg) + t[#t+1]=(directive and tg) or format("not(%s)",tg) + end + if nodetest==false then + return format("not(%s)",concat(t,"|")) + else + return concat(t,"|") + end +end +local function tagstostring(list) + if #list==0 then + return "no elements" + else + local t={} + for i=1,#list do + local li=list[i] + local ns=li.ns + local tg=li.tg + if not ns or ns=="" then ns="*" end + if not tg or tg=="" then tg="*" end + t[i]=(tg=="@rt@" and "[root]") or format("%s:%s",ns,tg) + end + return concat(t," ") + end +end +xml.nodesettostring=nodesettostring +local lpath +local function lshow(parsed) + if type(parsed)=="string" then + parsed=lpath(parsed) + end + report_lpath("%s://%s => %s",parsed.protocol or xml.defaultprotocol,parsed.pattern, + table.serialize(parsed,false)) +end +xml.lshow=lshow +local function add_comment(p,str) + local pc=p.comment + if not pc then + p.comment={ str } + else + pc[#pc+1]=str + end +end +lpath=function (pattern) + lpathcalls=lpathcalls+1 + if type(pattern)=="table" then + return pattern + else + local parsed=cache[pattern] + if parsed then + lpathcached=lpathcached+1 + else + parsed=lpegmatch(pathparser,pattern) + if parsed then + parsed.pattern=pattern + local np=#parsed + if np==0 then + parsed={ pattern=pattern,register_self,state="parsing error" } + report_lpath("parsing error in pattern: %s",pattern) + lshow(parsed) + else + local pi=parsed[1] + if pi.axis=="auto-child" then + if false then + add_comment(parsed,"auto-child replaced by auto-descendant-or-self") + parsed[1]=register_auto_descendant_or_self + else + add_comment(parsed,"auto-child replaced by auto-descendant") + parsed[1]=register_auto_descendant + end + elseif pi.axis=="initial-child" and np>1 and parsed[2].axis then + add_comment(parsed,"initial-child removed") + remove(parsed,1) + end + local np=#parsed + if np>1 then + local pnp=parsed[np] + if pnp.kind=="nodes" and pnp.nodetest==true then + local nodes=pnp.nodes + if nodes[1]==true and nodes[2]==false and nodes[3]==false then + add_comment(parsed,"redundant final wildcard filter removed") + remove(parsed,np) + end + end + end + end + else + parsed={ pattern=pattern } + end + cache[pattern]=parsed + if trace_lparse and not trace_lprofile then + lshow(parsed) + end + end + return parsed + end +end +xml.lpath=lpath +do + local profiled={} + xml.profiled=profiled + local lastmatch=nil + local keepmatch=nil + if directives then + directives.register("xml.path.keeplastmatch",function(v) + keepmatch=v + lastmatch=nil + end) + end + apply_axis["last-match"]=function() + return lastmatch or {} + end + local function profiled_apply(list,parsed,nofparsed,order) + local p=profiled[parsed.pattern] + if p then + p.tested=p.tested+1 + else + p={ tested=1,matched=0,finalized=0 } + profiled[parsed.pattern]=p + end + local collected=list + for i=1,nofparsed do + local pi=parsed[i] + local kind=pi.kind + if kind=="axis" then + collected=apply_axis[pi.axis](collected) + elseif kind=="nodes" then + collected=apply_nodes(collected,pi.nodetest,pi.nodes) + elseif kind=="expression" then + collected=apply_expression(collected,pi.evaluator,order) + elseif kind=="selector" then + collected=apply_selector(collected,pi.specification) + elseif kind=="finalizer" then + collected=pi.finalizer(collected) + p.matched=p.matched+1 + p.finalized=p.finalized+1 + return collected + end + if not collected or #collected==0 then + local pn=i<nofparsed and parsed[nofparsed] + if pn and pn.kind=="finalizer" then + collected=pn.finalizer(collected) + p.finalized=p.finalized+1 + return collected + end + return nil + end + end + if collected then + p.matched=p.matched+1 + end + return collected + end + local function traced_apply(list,parsed,nofparsed,order) + if trace_lparse then + lshow(parsed) + end + report_lpath("collecting: %s",parsed.pattern) + report_lpath("root tags : %s",tagstostring(list)) + report_lpath("order : %s",order or "unset") + local collected=list + for i=1,nofparsed do + local pi=parsed[i] + local kind=pi.kind + if kind=="axis" then + collected=apply_axis[pi.axis](collected) + report_lpath("% 10i : ax : %s",(collected and #collected) or 0,pi.axis) + elseif kind=="nodes" then + collected=apply_nodes(collected,pi.nodetest,pi.nodes) + report_lpath("% 10i : ns : %s",(collected and #collected) or 0,nodesettostring(pi.nodes,pi.nodetest)) + elseif kind=="expression" then + collected=apply_expression(collected,pi.evaluator,order) + report_lpath("% 10i : ex : %s -> %s",(collected and #collected) or 0,pi.expression,pi.converted) + elseif kind=="selector" then + collected=apply_selector(collected,pi.specification) + report_lpath("% 10i : se : %s ",(collected and #collected) or 0,pi.specification) + elseif kind=="finalizer" then + collected=pi.finalizer(collected) + report_lpath("% 10i : fi : %s : %s(%s)",(type(collected)=="table" and #collected) or 0,parsed.protocol or xml.defaultprotocol,pi.name,pi.arguments or "") + return collected + end + if not collected or #collected==0 then + local pn=i<nofparsed and parsed[nofparsed] + if pn and pn.kind=="finalizer" then + collected=pn.finalizer(collected) + report_lpath("% 10i : fi : %s : %s(%s)",(type(collected)=="table" and #collected) or 0,parsed.protocol or xml.defaultprotocol,pn.name,pn.arguments or "") + return collected + end + return nil + end + end + return collected + end + local function normal_apply(list,parsed,nofparsed,order) + local collected=list + for i=1,nofparsed do + local pi=parsed[i] + local kind=pi.kind + if kind=="axis" then + local axis=pi.axis + if axis~="self" then + collected=apply_axis[axis](collected) + end + elseif kind=="nodes" then + collected=apply_nodes(collected,pi.nodetest,pi.nodes) + elseif kind=="expression" then + collected=apply_expression(collected,pi.evaluator,order) + elseif kind=="selector" then + collected=apply_selector(collected,pi.specification) + elseif kind=="finalizer" then + return pi.finalizer(collected) + end + if not collected or #collected==0 then + local pf=i<nofparsed and parsed[nofparsed].finalizer + if pf then + return pf(collected) + end + return nil + end + end + return collected + end + local apply=normal_apply + if trackers then + trackers.register("xml.path,xml.parse,xml.profile",function() + if trace_lprofile then + apply=profiled_apply + elseif trace_lpath then + apply=traced_apply + else + apply=normal_apply + end + end) + end + function xml.applylpath(list,pattern) + if not list then + lastmatch=nil + return + end + local parsed=cache[pattern] + if parsed then + lpathcalls=lpathcalls+1 + lpathcached=lpathcached+1 + elseif type(pattern)=="table" then + lpathcalls=lpathcalls+1 + parsed=pattern + else + parsed=lpath(pattern) or pattern + end + if not parsed then + lastmatch=nil + return + end + local nofparsed=#parsed + if nofparsed==0 then + lastmatch=nil + return + end + local collected=apply({ list },parsed,nofparsed,list.mi) + lastmatch=keepmatch and collected or nil + return collected + end + function xml.lastmatch() + return lastmatch + end + local stack={} + function xml.pushmatch() + insert(stack,lastmatch) + end + function xml.popmatch() + lastmatch=remove(stack) + end +end +local applylpath=xml.applylpath +function xml.filter(root,pattern) + return applylpath(root,pattern) +end +expressions.child=function(e,pattern) + return applylpath(e,pattern) +end +expressions.count=function(e,pattern) + local collected=applylpath(e,pattern) + return pattern and (collected and #collected) or 0 +end +expressions.attribute=function(e,name,value) + if type(e)=="table" and name then + local a=e.at + if a then + local v=a[name] + if value then + return v==value + else + return v + end + end + end + return nil +end +expressions.oneof=function(s,...) + for i=1,select("#",...) do + if s==select(i,...) then + return true + end + end + return false +end +expressions.error=function(str) + xml.errorhandler(format("unknown function in lpath expression: %s",tostring(str or "?"))) + return false +end +expressions.undefined=function(s) + return s==nil +end +expressions.quit=function(s) + if s or s==nil then + quit_expression=true + end + return true +end +expressions.print=function(...) + print(...) + return true +end +expressions.find=find +expressions.upper=upper +expressions.lower=lower +expressions.number=tonumber +expressions.boolean=toboolean +function expressions.contains(str,pattern) + local t=type(str) + if t=="string" then + if find(str,pattern) then + return true + end + elseif t=="table" then + for i=1,#str do + local d=str[i] + if type(d)=="string" and find(d,pattern) then + return true + end + end + end + return false +end +function expressions.idstring(str) + return type(str)=="string" and gsub(str,"^#","") or "" +end +local function traverse(root,pattern,handle) + local collected=applylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + local r=e.__p__ + handle(r,r.dt,e.ni) + end + end +end +local function selection(root,pattern,handle) + local collected=applylpath(root,pattern) + if collected then + if handle then + for c=1,#collected do + handle(collected[c]) + end + else + return collected + end + end +end +xml.traverse=traverse +xml.selection=selection +local function dofunction(collected,fnc,...) + if collected then + local f=functions[fnc] + if f then + for c=1,#collected do + f(collected[c],...) + end + else + report_lpath("unknown function %a",fnc) + end + end +end +finalizers.xml["function"]=dofunction +finalizers.tex["function"]=dofunction +expressions.text=function(e,n) + local rdt=e.__p__.dt + return rdt and rdt[n] or "" +end +expressions.name=function(e,n) + local found=false + n=tonumber(n) or 0 + if n==0 then + found=type(e)=="table" and e + elseif n<0 then + local d=e.__p__.dt + local k=e.ni + for i=k-1,1,-1 do + local di=d[i] + if type(di)=="table" then + if n==-1 then + found=di + break + else + n=n+1 + end + end + end + else + local d=e.__p__.dt + local k=e.ni + for i=k+1,#d,1 do + local di=d[i] + if type(di)=="table" then + if n==1 then + found=di + break + else + n=n-1 + end + end + end + end + if found then + local ns=found.rn or found.ns or "" + local tg=found.tg + if ns~="" then + return ns..":"..tg + else + return tg + end + else + return "" + end +end +expressions.tag=function(e,n) + if not e then + return "" + else + local found=false + n=tonumber(n) or 0 + if n==0 then + found=(type(e)=="table") and e + elseif n<0 then + local d=e.__p__.dt + local k=e.ni + for i=k-1,1,-1 do + local di=d[i] + if type(di)=="table" then + if n==-1 then + found=di + break + else + n=n+1 + end + end + end + else + local d=e.__p__.dt + local k=e.ni + for i=k+1,#d,1 do + local di=d[i] + if type(di)=="table" then + if n==1 then + found=di + break + else + n=n-1 + end + end + end + end + return (found and found.tg) or "" + end +end +local dummy=function() end +function xml.elements(root,pattern,reverse) + local collected=applylpath(root,pattern) + if not collected then + return dummy + end + local n=#collected + if n==0 then + return dummy + end + if reverse then + local c=n+1 + return function() + if c>1 then + c=c-1 + local e=collected[c] + local r=e.__p__ + return r,r.dt,e.ni + end + end + else + local c=0 + return function() + if c<n then + c=c+1 + local e=collected[c] + local r=e.__p__ + return r,r.dt,e.ni + end + end + end +end +function xml.collected(root,pattern,reverse) + local collected=applylpath(root,pattern) + if not collected then + return dummy + end + local n=#collected + if n==0 then + return dummy + end + if reverse then + local c=n+1 + return function() + if c>1 then + c=c-1 + return collected[c] + end + end + else + local c=0 + return function() + if c<n then + c=c+1 + return collected[c] + end + end + end +end +function xml.inspect(collection,pattern) + pattern=pattern or "." + for e in xml.collected(collection,pattern or ".") do + report_lpath("pattern: %s\n\n%s\n",pattern,xml.tostring(e)) + end +end +local function split(e) + local dt=e.dt + if dt then + for i=1,#dt do + local dti=dt[i] + if type(dti)=="string" then + dti=gsub(dti,"^[\n\r]*(.-)[\n\r]*","%1") + dti=gsub(dti,"[\n\r]+","\n\n") + dt[i]=dti + else + split(dti) + end + end + end + return e +end +function xml.finalizers.paragraphs(c) + for i=1,#c do + split(c[i]) + end + return c +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["lxml-mis"] = package.loaded["lxml-mis"] or true + +-- original size: 3574, stripped down to: 1808 + +if not modules then modules={} end modules ['lxml-mis']={ + version=1.001, + comment="this module is the basis for the lxml-* ones", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local xml,lpeg,string=xml,lpeg,string +local type=type +local concat=table.concat +local format,gsub,match=string.format,string.gsub,string.match +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local P,S,R,C,V,Cc,Cs=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.V,lpeg.Cc,lpeg.Cs +lpegpatterns.xml=lpegpatterns.xml or {} +local xmlpatterns=lpegpatterns.xml +local function xmlgsub(t,old,new) + local dt=t.dt + if dt then + for k=1,#dt do + local v=dt[k] + if type(v)=="string" then + dt[k]=gsub(v,old,new) + else + xmlgsub(v,old,new) + end + end + end +end +function xml.stripleadingspaces(dk,d,k) + if d and k then + local dkm=d[k-1] + if dkm and type(dkm)=="string" then + local s=match(dkm,"\n(%s+)") + xmlgsub(dk,"\n"..rep(" ",#s),"\n") + end + end +end +local normal=(1-S("<&>"))^0 +local special=P("<")/"<"+P(">")/">"+P("&")/"&" +local escaped=Cs(normal*(special*normal)^0) +local normal=(1-S"&")^0 +local special=P("<")/"<"+P(">")/">"+P("&")/"&" +local unescaped=Cs(normal*(special*normal)^0) +local cleansed=Cs(((P("<")*(1-P(">"))^0*P(">"))/""+1)^0) +xmlpatterns.escaped=escaped +xmlpatterns.unescaped=unescaped +xmlpatterns.cleansed=cleansed +function xml.escaped (str) return lpegmatch(escaped,str) end +function xml.unescaped(str) return lpegmatch(unescaped,str) end +function xml.cleansed (str) return lpegmatch(cleansed,str) end +function xml.fillin(root,pattern,str,check) + local e=xml.first(root,pattern) + if e then + local n=#e.dt + if not check or n==0 or (n==1 and e.dt[1]=="") then + e.dt={ str } + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["lxml-aux"] = package.loaded["lxml-aux"] or true + +-- original size: 34661, stripped down to: 21511 + +if not modules then modules={} end modules ['lxml-aux']={ + version=1.001, + comment="this module is the basis for the lxml-* ones", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local trace_manipulations=false trackers.register("lxml.manipulations",function(v) trace_manipulations=v end) +local trace_inclusions=false trackers.register("lxml.inclusions",function(v) trace_inclusions=v end) +local report_xml=logs.reporter("xml") +local xml=xml +local xmlcopy,xmlname=xml.copy,xml.name +local xmlinheritedconvert=xml.inheritedconvert +local xmlapplylpath=xml.applylpath +local type,next,setmetatable,getmetatable=type,next,setmetatable,getmetatable +local insert,remove,fastcopy,concat=table.insert,table.remove,table.fastcopy,table.concat +local gmatch,gsub,format,find,strip,match=string.gmatch,string.gsub,string.format,string.find,string.strip,string.match +local utfbyte=utf.byte +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local striplinepatterns=utilities.strings.striplinepatterns +local function report(what,pattern,c,e) + report_xml("%s element %a, root %a, position %a, index %a, pattern %a",what,xmlname(e),xmlname(e.__p__),c,e.ni,pattern) +end +local function withelements(e,handle,depth) + if e and handle then + local edt=e.dt + if edt then + depth=depth or 0 + for i=1,#edt do + local e=edt[i] + if type(e)=="table" then + handle(e,depth) + withelements(e,handle,depth+1) + end + end + end + end +end +xml.withelements=withelements +function xml.withelement(e,n,handle) + if e and n~=0 and handle then + local edt=e.dt + if edt then + if n>0 then + for i=1,#edt do + local ei=edt[i] + if type(ei)=="table" then + if n==1 then + handle(ei) + return + else + n=n-1 + end + end + end + elseif n<0 then + for i=#edt,1,-1 do + local ei=edt[i] + if type(ei)=="table" then + if n==-1 then + handle(ei) + return + else + n=n+1 + end + end + end + end + end + end +end +function xml.each(root,pattern,handle,reverse) + local collected=xmlapplylpath(root,pattern) + if collected then + if handle then + if reverse then + for c=#collected,1,-1 do + handle(collected[c]) + end + else + for c=1,#collected do + handle(collected[c]) + end + end + end + return collected + end +end +function xml.processattributes(root,pattern,handle) + local collected=xmlapplylpath(root,pattern) + if collected and handle then + for c=1,#collected do + handle(collected[c].at) + end + end + return collected +end +function xml.collect(root,pattern) + return xmlapplylpath(root,pattern) +end +function xml.collecttexts(root,pattern,flatten) + local collected=xmlapplylpath(root,pattern) + if collected and flatten then + local xmltostring=xml.tostring + for c=1,#collected do + collected[c]=xmltostring(collected[c].dt) + end + end + return collected or {} +end +function xml.collect_tags(root,pattern,nonamespace) + local collected=xmlapplylpath(root,pattern) + if collected then + local t={} + local n=0 + for c=1,#collected do + local e=collected[c] + local ns=e.ns + local tg=e.tg + n=n+1 + if nonamespace then + t[n]=tg + elseif ns=="" then + t[n]=tg + else + t[n]=ns..":"..tg + end + end + return t + end +end +local no_root={ no_root=true } +local function redo_ni(d) + for k=1,#d do + local dk=d[k] + if type(dk)=="table" then + dk.ni=k + end + end +end +xml.reindex=redo_ni +local function xmltoelement(whatever,root) + if not whatever then + return nil + end + local element + if type(whatever)=="string" then + element=xmlinheritedconvert(whatever,root,true) + else + element=whatever + end + if element.error then + return whatever + end + if element then + end + return element +end +xml.toelement=xmltoelement +local function copiedelement(element,newparent) + if type(element)~="string" then + element=xmlcopy(element).dt + if newparent and type(element)=="table" then + for i=1,#element do + local e=element[i] + if type(e)=="table" then + e.__p__=newparent + end + end + end + end + return element +end +function xml.delete(root,pattern) + if not pattern or pattern=="" then + local p=root.__p__ + if p then + if trace_manipulations then + report('deleting',"--",c,root) + end + local d=p.dt + remove(d,root.ni) + redo_ni(d) + end + else + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + local p=e.__p__ + if p then + if trace_manipulations then + report('deleting',pattern,c,e) + end + local d=p.dt + local ni=e.ni + if ni<=#d then + if false then + p.dt[ni]="" + else + remove(d,ni) + redo_ni(d) + end + else + end + end + end + end + end +end +function xml.wipe(root,pattern) + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + local p=e.__p__ + if p then + local d=p.dt + local ni=e.ni + if ni<=#d then + local dt=e.dt + if #dt==1 then + local d1=dt[1] + if type(d1)=="string" and match(d1,"^%s*$") then + if trace_manipulations then + report('wiping',pattern,c,e) + end + remove(d,ni) + redo_ni(d) + end + end + end + end + end + end +end +function xml.replace(root,pattern,whatever) + local element=root and xmltoelement(whatever,root) + local collected=element and xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + local p=e.__p__ + if p then + if trace_manipulations then + report('replacing',pattern,c,e) + end + local d=p.dt + local n=e.ni + local t=copiedelement(element,p) + if type(t)=="table" then + d[n]=t[1] + for i=2,#t do + n=n+1 + insert(d,n,t[i]) + end + else + d[n]=t + end + redo_ni(d) + end + end + end +end +function xml.expand(root,pattern,whatever) + local collected=root and xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + local p=e.__p__ + if p then + if trace_manipulations then + report('expanding',pattern,c,e) + end + local d=p.dt + local n=e.ni + local t=whatever(e,p) + if t then + if type(t)=="table" then + t=xmlcopy(t) + d[n]=t[1] + for i=2,#t do + n=n+1 + insert(d,n,t[i]) + end + else + d[n]=t + end + redo_ni(d) + end + end + end + end +end +local function wrap(e,wrapper) + local t={ + rn=e.rn, + tg=e.tg, + ns=e.ns, + at=e.at, + dt=e.dt, + __p__=e, + } + setmetatable(t,getmetatable(e)) + e.rn=wrapper.rn or e.rn or "" + e.tg=wrapper.tg or e.tg or "" + e.ns=wrapper.ns or e.ns or "" + e.at=fastcopy(wrapper.at) + e.dt={ t } +end +function xml.wrap(root,pattern,whatever) + if whatever then + local wrapper=xmltoelement(whatever,root) + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + if trace_manipulations then + report('wrapping',pattern,c,e) + end + wrap(e,wrapper) + end + end + else + wrap(root,xmltoelement(pattern)) + end +end +local function inject_element(root,pattern,whatever,prepend) + local element=root and xmltoelement(whatever,root) + local collected=element and xmlapplylpath(root,pattern) + local function inject_e(e) + local r=e.__p__ + local d=r.dt + local k=e.ni + local rri=r.ri + local edt=(rri and d[rri].dt) or (d and d[k] and d[k].dt) + if edt then + local be,af + local cp=copiedelement(element,e) + if prepend then + be,af=cp,edt + else + be,af=edt,cp + end + local bn=#be + for i=1,#af do + bn=bn+1 + be[bn]=af[i] + end + if rri then + r.dt[rri].dt=be + else + d[k].dt=be + end + redo_ni(d) + end + end + if not collected then + elseif collected.tg then + inject_e(collected) + else + for c=1,#collected do + inject_e(collected[c]) + end + end +end +local function insert_element(root,pattern,whatever,before) + local element=root and xmltoelement(whatever,root) + local collected=element and xmlapplylpath(root,pattern) + local function insert_e(e) + local r=e.__p__ + local d=r.dt + local k=e.ni + if not before then + k=k+1 + end + insert(d,k,copiedelement(element,r)) + redo_ni(d) + end + if not collected then + elseif collected.tg then + insert_e(collected) + else + for c=1,#collected do + insert_e(collected[c]) + end + end +end +xml.insert_element=insert_element +xml.insertafter=insert_element +xml.insertbefore=function(r,p,e) insert_element(r,p,e,true) end +xml.injectafter=inject_element +xml.injectbefore=function(r,p,e) inject_element(r,p,e,true) end +local function include(xmldata,pattern,attribute,recursive,loaddata,level) + pattern=pattern or 'include' + loaddata=loaddata or io.loaddata + local collected=xmlapplylpath(xmldata,pattern) + if collected then + if not level then + level=1 + end + for c=1,#collected do + local ek=collected[c] + local name=nil + local ekdt=ek.dt + if ekdt then + local ekat=ek.at + local ekrt=ek.__p__ + if ekrt then + local epdt=ekrt.dt + if not attribute or attribute=="" then + name=(type(ekdt)=="table" and ekdt[1]) or ekdt + end + if not name then + for a in gmatch(attribute or "href","([^|]+)") do + name=ekat[a] + if name then + break + end + end + end + local data=nil + if name and name~="" then + local d,n=loaddata(name) + data=d or "" + name=n or name + if trace_inclusions then + report_xml("including %s bytes from %a at level %s by pattern %a and attribute %a (%srecursing)",#data,name,level,pattern,attribute or "",recursive and "" or "not ") + end + end + if not data or data=="" then + epdt[ek.ni]="" + elseif ekat["parse"]=="text" then + epdt[ek.ni]=xml.escaped(data) + else + local settings=xmldata.settings + local savedresource=settings.currentresource + settings.currentresource=name + local xi=xmlinheritedconvert(data,xmldata,true) + if not xi then + epdt[ek.ni]="" + else + if recursive then + include(xi,pattern,attribute,recursive,loaddata,level+1) + end + local child=xml.body(xi) + child.__p__=ekrt + child.__f__=name + child.cf=name + epdt[ek.ni]=child + local settings=xmldata.settings + local inclusions=settings and settings.inclusions + if inclusions then + inclusions[#inclusions+1]=name + elseif settings then + settings.inclusions={ name } + else + settings={ inclusions={ name } } + xmldata.settings=settings + end + if child.er then + local badinclusions=settings.badinclusions + if badinclusions then + badinclusions[#badinclusions+1]=name + else + settings.badinclusions={ name } + end + end + end +settings.currentresource=savedresource + end + end + end + end + end +end +xml.include=include +function xml.inclusion(e,default) + while e do + local f=e.__f__ + if f then + return f + else + e=e.__p__ + end + end + return default +end +local function getinclusions(key,e,sorted) + while e do + local settings=e.settings + if settings then + local inclusions=settings[key] + if inclusions then + inclusions=table.unique(inclusions) + if sorted then + table.sort(inclusions) + end + return inclusions + else + e=e.__p__ + end + else + e=e.__p__ + end + end +end +function xml.inclusions(e,sorted) + return getinclusions("inclusions",e,sorted) +end +function xml.badinclusions(e,sorted) + return getinclusions("badinclusions",e,sorted) +end +local b_collapser=lpegpatterns.b_collapser +local m_collapser=lpegpatterns.m_collapser +local e_collapser=lpegpatterns.e_collapser +local x_collapser=lpegpatterns.x_collapser +local b_stripper=lpegpatterns.b_stripper +local m_stripper=lpegpatterns.m_stripper +local e_stripper=lpegpatterns.e_stripper +local x_stripper=lpegpatterns.x_stripper +local function stripelement(e,nolines,anywhere,everything) + local edt=e.dt + if edt then + local n=#edt + if n==0 then + return e + elseif everything then + local t={} + local m=0 + for i=1,n do + local str=edt[i] + if type(str)~="string" then + m=m+1 + t[m]=str + elseif str~="" then + str=lpegmatch(x_collapser,str) + if str~="" then + m=m+1 + t[m]=str + end + end + end + e.dt=t + elseif anywhere then + local t={} + local m=0 + for i=1,n do + local str=edt[i] + if type(str)~="string" then + m=m+1 + t[m]=str + elseif str~="" then + if nolines then + str=lpegmatch((i==1 and b_collapser) or (i==m and e_collapser) or m_collapser,str) + else + str=lpegmatch((i==1 and b_stripper) or (i==m and e_stripper) or m_stripper,str) + end + if str~="" then + m=m+1 + t[m]=str + end + end + end + e.dt=t + else + local str=edt[1] + if type(str)=="string" then + if str~="" then + str=lpegmatch(nolines and b_collapser or b_stripper,str) + end + if str=="" then + remove(edt,1) + n=n-1 + else + edt[1]=str + end + end + if n>0 then + str=edt[n] + if type(str)=="string" then + if str=="" then + remove(edt) + else + str=lpegmatch(nolines and e_collapser or e_stripper,str) + if str=="" then + remove(edt) + else + edt[n]=str + end + end + end + end + end + end + return e +end +xml.stripelement=stripelement +function xml.strip(root,pattern,nolines,anywhere,everything) + local collected=xmlapplylpath(root,pattern) + if collected then + for i=1,#collected do + stripelement(collected[i],nolines,anywhere,everything) + end + end +end +local function compactelement(e) + local edt=e.dt + if edt then + for e=1,#edt do + local str=edt[e] + if type(str)=="string" and not find(str,"%S") then + edt[e]="" + end + end + end + return e +end +xml.compactelement=compactelement +local function renamespace(root,oldspace,newspace) + local ndt=#root.dt + for i=1,ndt or 0 do + local e=root[i] + if type(e)=="table" then + if e.ns==oldspace then + e.ns=newspace + if e.rn then + e.rn=newspace + end + end + local edt=e.dt + if edt then + renamespace(edt,oldspace,newspace) + end + end + end +end +xml.renamespace=renamespace +function xml.remaptag(root,pattern,newtg) + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + collected[c].tg=newtg + end + end +end +function xml.remapnamespace(root,pattern,newns) + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + collected[c].ns=newns + end + end +end +function xml.checknamespace(root,pattern,newns) + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + if (not e.rn or e.rn=="") and e.ns=="" then + e.rn=newns + end + end + end +end +function xml.remapname(root,pattern,newtg,newns,newrn) + local collected=xmlapplylpath(root,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + e.tg,e.ns,e.rn=newtg,newns,newrn + end + end +end +function xml.cdatatotext(e) + local dt=e.dt + if #dt==1 then + local first=dt[1] + if first.tg=="@cd@" then + e.dt=first.dt + end + else + end +end +function xml.texttocdata(e) + local dt=e.dt + local s=xml.tostring(dt) + e.tg="@cd@" + e.special=true + e.ns="" + e.rn="" + e.dt={ s } + e.at=nil +end +function xml.elementtocdata(e) + local dt=e.dt + local s=xml.tostring(e) + e.tg="@cd@" + e.special=true + e.ns="" + e.rn="" + e.dt={ s } + e.at=nil +end +xml.builtinentities=table.tohash { "amp","quot","apos","lt","gt" } +local entities=characters and characters.entities or nil +local builtinentities=xml.builtinentities +function xml.addentitiesdoctype(root,option) + if not entities then + require("char-ent") + entities=characters.entities + end + if entities and root and root.tg=="@rt@" and root.statistics then + local list={} + local hexify=option=="hexadecimal" + for k,v in table.sortedhash(root.statistics.entities.names) do + if not builtinentities[k] then + local e=entities[k] + if not e then + e=format("[%s]",k) + elseif hexify then + e=format("&#%05X;",utfbyte(k)) + end + list[#list+1]=format(" <!ENTITY %s %q >",k,e) + end + end + local dt=root.dt + local n=dt[1].tg=="@pi@" and 2 or 1 + if #list>0 then + insert(dt,n,{ "\n" }) + insert(dt,n,{ + tg="@dt@", + dt={ format("Something [\n%s\n] ",concat(list)) }, + ns="", + special=true, + }) + insert(dt,n,{ "\n\n" }) + else + end + end +end +xml.all=xml.each +xml.insert=xml.insertafter +xml.inject=xml.injectafter +xml.after=xml.insertafter +xml.before=xml.insertbefore +xml.process=xml.each +xml.obsolete=xml.obsolete or {} +local obsolete=xml.obsolete +xml.strip_whitespace=xml.strip obsolete.strip_whitespace=xml.strip +xml.collect_elements=xml.collect obsolete.collect_elements=xml.collect +xml.delete_element=xml.delete obsolete.delete_element=xml.delete +xml.replace_element=xml.replace obsolete.replace_element=xml.replace +xml.each_element=xml.each obsolete.each_element=xml.each +xml.process_elements=xml.process obsolete.process_elements=xml.process +xml.insert_element_after=xml.insertafter obsolete.insert_element_after=xml.insertafter +xml.insert_element_before=xml.insertbefore obsolete.insert_element_before=xml.insertbefore +xml.inject_element_after=xml.injectafter obsolete.inject_element_after=xml.injectafter +xml.inject_element_before=xml.injectbefore obsolete.inject_element_before=xml.injectbefore +xml.process_attributes=xml.processattributes obsolete.process_attributes=xml.processattributes +xml.collect_texts=xml.collecttexts obsolete.collect_texts=xml.collecttexts +xml.inject_element=xml.inject obsolete.inject_element=xml.inject +xml.remap_tag=xml.remaptag obsolete.remap_tag=xml.remaptag +xml.remap_name=xml.remapname obsolete.remap_name=xml.remapname +xml.remap_namespace=xml.remapnamespace obsolete.remap_namespace=xml.remapnamespace +function xml.cdata(e) + if e then + local dt=e.dt + if dt and #dt==1 then + local first=dt[1] + return first.tg=="@cd@" and first.dt[1] or "" + end + end + return "" +end +function xml.finalizers.xml.cdata(collected) + if collected then + local e=collected[1] + if e then + local dt=e.dt + if dt and #dt==1 then + local first=dt[1] + return first.tg=="@cd@" and first.dt[1] or "" + end + end + end + return "" +end +function xml.insertcomment(e,str,n) + insert(e.dt,n or 1,{ + tg="@cm@", + ns="", + special=true, + at={}, + dt={ str }, + }) +end +function xml.insertcdata(e,str,n) + insert(e.dt,n or 1,{ + tg="@cd@", + ns="", + special=true, + at={}, + dt={ str }, + }) +end +function xml.setcomment(e,str,n) + e.dt={ { + tg="@cm@", + ns="", + special=true, + at={}, + dt={ str }, + } } +end +function xml.setcdata(e,str) + e.dt={ { + tg="@cd@", + ns="", + special=true, + at={}, + dt={ str }, + } } +end +function xml.separate(x,pattern) + local collected=xmlapplylpath(x,pattern) + if collected then + for c=1,#collected do + local e=collected[c] + local d=e.dt + if d==x then + report_xml("warning: xml.separate changes root") + x=d + end + local t={ "\n" } + local n=1 + local i=1 + local nd=#d + while i<=nd do + while i<=nd do + local di=d[i] + if type(di)=="string" then + if di=="\n" or find(di,"^%s+$") then + i=i+1 + else + d[i]=strip(di) + break + end + else + break + end + end + if i>nd then + break + end + t[n+1]="\n" + t[n+2]=d[i] + t[n+3]="\n" + n=n+3 + i=i+1 + end + t[n+1]="\n" + setmetatable(t,getmetatable(d)) + e.dt=t + end + end + return x +end +local helpers=xml.helpers or {} +xml.helpers=helpers +local function normal(e,action) + local edt=e.dt + if edt then + for i=1,#edt do + local str=edt[i] + if type(str)=="string" and str~="" then + edt[i]=action(str) + end + end + end +end +local function recurse(e,action) + local edt=e.dt + if edt then + for i=1,#edt do + local str=edt[i] + if type(str)~="string" then + recurse(str,action) + elseif str~="" then + edt[i]=action(str) + end + end + end +end +function helpers.recursetext(collected,action,recursive) + if recursive then + for i=1,#collected do + recurse(collected[i],action) + end + else + for i=1,#collected do + normal(collected[i],action) + end + end +end +local specials={ + ["@rt@"]="root", + ["@pi@"]="instruction", + ["@cm@"]="comment", + ["@dt@"]="declaration", + ["@cd@"]="cdata", +} +local function convert(x,strip,flat) + local ns=x.ns + local tg=x.tg + local at=x.at + local dt=x.dt + local node=flat and { + [0]=(not x.special and (ns~="" and ns..":"..tg or tg)) or nil, + } or { + _namespace=ns~="" and ns or nil, + _tag=not x.special and tg or nil, + _type=specials[tg] or "_element", + } + if at then + for k,v in next,at do + node[k]=v + end + end + local n=0 + for i=1,#dt do + local di=dt[i] + if type(di)=="table" then + if flat and di.special then + else + di=convert(di,strip,flat) + if di then + n=n+1 + node[n]=di + end + end + elseif strip then + di=lpegmatch(strip,di) + if di~="" then + n=n+1 + node[n]=di + end + else + n=n+1 + node[n]=di + end + end + if next(node) then + return node + end +end +function xml.totable(x,strip,flat) + if type(x)=="table" then + if strip then + strip=striplinepatterns[strip] + end + return convert(x,strip,flat) + end +end +function xml.rename(e,namespace,name,attributes) + if type(e)~="table" or not e.tg then + return + end + if type(name)=="table" then + attributes=name + name=namespace + namespace="" + elseif type(name)~="string" then + attributes={} + name=namespace + namespace="" + end + if type(attributes)~="table" then + attributes={} + end + e.ns=namespace + e.rn=namespace + e.tg=name + e.at=attributes +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["lxml-xml"] = package.loaded["lxml-xml"] or true + +-- original size: 11096, stripped down to: 7702 + +if not modules then modules={} end modules ['lxml-xml']={ + version=1.001, + comment="this module is the basis for the lxml-* ones", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local tonumber,next=tonumber,next +local concat=table.concat +local find,lower,upper=string.find,string.lower,string.upper +local xml=xml +local finalizers=xml.finalizers.xml +local xmlfilter=xml.filter +local xmltostring=xml.tostring +local xmlserialize=xml.serialize +local xmlcollected=xml.collected +local xmlnewhandlers=xml.newhandlers +local reparsedentity=xml.reparsedentitylpeg +local unescapedentity=xml.unescapedentitylpeg +local parsedentity=reparsedentity +local function first(collected) + return collected and collected[1] +end +local function last(collected) + return collected and collected[#collected] +end +local function all(collected) + return collected +end +local reverse=table.reversed +local function attribute(collected,name) + if collected and #collected>0 then + local at=collected[1].at + return at and at[name] + end +end +local function att(id,name) + local at=id.at + return at and at[name] +end +local function count(collected) + return collected and #collected or 0 +end +local function position(collected,n) + if not collected then + return 0 + end + local nc=#collected + if nc==0 then + return 0 + end + n=tonumber(n) or 0 + if n<0 then + return collected[nc+n+1] + elseif n>0 then + return collected[n] + else + return collected[1].mi or 0 + end +end +local function match(collected) + return collected and #collected>0 and collected[1].mi or 0 +end +local function index(collected) + return collected and #collected>0 and collected[1].ni or 0 +end +local function attributes(collected,arguments) + if collected and #collected>0 then + local at=collected[1].at + if arguments then + return at[arguments] + elseif next(at) then + return at + end + end +end +local function chainattribute(collected,arguments) + if collected and #collected>0 then + local e=collected[1] + while e do + local at=e.at + if at then + local a=at[arguments] + if a then + return a + end + else + break + end + e=e.__p__ + end + end + return "" +end +local function raw(collected) + if collected and #collected>0 then + local e=collected[1] or collected + return e and xmltostring(e) or "" + else + return "" + end +end +local xmltexthandler=xmlnewhandlers { + name="string", + initialize=function() + result={} + return result + end, + finalize=function() + return concat(result) + end, + handle=function(...) + result[#result+1]=concat {... } + end, + escape=false, +} +local function xmltotext(root) + local dt=root.dt + if not dt then + return "" + end + local nt=#dt + if nt==0 then + return "" + elseif nt==1 and type(dt[1])=="string" then + return dt[1] + else + return xmlserialize(root,xmltexthandler) or "" + end +end +function xml.serializetotext(root) + return root and xmlserialize(root,xmltexthandler) or "" +end +local function text(collected) + if collected then + local e=collected[1] or collected + return e and xmltotext(e) or "" + else + return "" + end +end +local function texts(collected) + if not collected then + return {} + end + local nc=#collected + if nc==0 then + return {} + end + local t,n={},0 + for c=1,nc do + local e=collected[c] + if e and e.dt then + n=n+1 + t[n]=e.dt + end + end + return t +end +local function tag(collected,n) + if not collected then + return + end + local nc=#collected + if nc==0 then + return + end + local c + if n==0 or not n then + c=collected[1] + elseif n>1 then + c=collected[n] + else + c=collected[nc-n+1] + end + return c and c.tg +end +local function name(collected,n) + if not collected then + return + end + local nc=#collected + if nc==0 then + return + end + local c + if n==0 or not n then + c=collected[1] + elseif n>1 then + c=collected[n] + else + c=collected[nc-n+1] + end + if not c then + elseif c.ns=="" then + return c.tg + else + return c.ns..":"..c.tg + end +end +local function tags(collected,nonamespace) + if not collected then + return + end + local nc=#collected + if nc==0 then + return + end + local t,n={},0 + for c=1,nc do + local e=collected[c] + local ns,tg=e.ns,e.tg + n=n+1 + if nonamespace or ns=="" then + t[n]=tg + else + t[n]=ns..":"..tg + end + end + return t +end +local function empty(collected,spacesonly) + if not collected then + return true + end + local nc=#collected + if nc==0 then + return true + end + for c=1,nc do + local e=collected[c] + if e then + local edt=e.dt + if edt then + local n=#edt + if n==1 then + local edk=edt[1] + local typ=type(edk) + if typ=="table" then + return false + elseif edk~="" then + return false + elseif spacesonly and not find(edk,"%S") then + return false + end + elseif n>1 then + return false + end + end + end + end + return true +end +finalizers.first=first +finalizers.last=last +finalizers.all=all +finalizers.reverse=reverse +finalizers.elements=all +finalizers.default=all +finalizers.attribute=attribute +finalizers.att=att +finalizers.count=count +finalizers.position=position +finalizers.match=match +finalizers.index=index +finalizers.attributes=attributes +finalizers.chainattribute=chainattribute +finalizers.text=text +finalizers.texts=texts +finalizers.tag=tag +finalizers.name=name +finalizers.tags=tags +finalizers.empty=empty +function xml.first(id,pattern) + return first(xmlfilter(id,pattern)) +end +function xml.last(id,pattern) + return last(xmlfilter(id,pattern)) +end +function xml.count(id,pattern) + return count(xmlfilter(id,pattern)) +end +function xml.attribute(id,pattern,a,default) + return attribute(xmlfilter(id,pattern),a,default) +end +function xml.raw(id,pattern) + if pattern then + return raw(xmlfilter(id,pattern)) + else + return raw(id) + end +end +function xml.text(id,pattern) + if pattern then + local collected=xmlfilter(id,pattern) + return collected and #collected>0 and xmltotext(collected[1]) or "" + elseif id then + return xmltotext(id) or "" + else + return "" + end +end +function xml.pure(id,pattern) + if pattern then + local collected=xmlfilter(id,pattern) + if collected and #collected>0 then + parsedentity=unescapedentity + local s=collected and #collected>0 and xmltotext(collected[1]) or "" + parsedentity=reparsedentity + return s + else + return "" + end + else + parsedentity=unescapedentity + local s=xmltotext(id) or "" + parsedentity=reparsedentity + return s + end +end +xml.content=text +function xml.position(id,pattern,n) + return position(xmlfilter(id,pattern),n) +end +function xml.match(id,pattern) + return match(xmlfilter(id,pattern)) +end +function xml.empty(id,pattern,spacesonly) + return empty(xmlfilter(id,pattern),spacesonly) +end +xml.all=xml.filter +xml.index=xml.position +xml.found=xml.filter +local function totable(x) + local t={} + for e in xmlcollected(x[1] or x,"/*") do + t[e.tg]=xmltostring(e.dt) or "" + end + return next(t) and t or nil +end +xml.table=totable +finalizers.table=totable +local function textonly(e,t) + if e then + local edt=e.dt + if edt then + for i=1,#edt do + local e=edt[i] + if type(e)=="table" then + textonly(e,t) + else + t[#t+1]=e + end + end + end + end + return t +end +function xml.textonly(e) + return concat(textonly(e,{})) +end +function finalizers.lowerall(collected) + for c=1,#collected do + local e=collected[c] + if not e.special then + e.tg=lower(e.tg) + local eat=e.at + if eat then + local t={} + for k,v in next,eat do + t[lower(k)]=v + end + e.at=t + end + end + end +end +function finalizers.upperall(collected) + for c=1,#collected do + local e=collected[c] + if not e.special then + e.tg=upper(e.tg) + local eat=e.at + if eat then + local t={} + for k,v in next,eat do + t[upper(k)]=v + end + e.at=t + end + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["trac-xml"] = package.loaded["trac-xml"] or true + +-- original size: 6407, stripped down to: 4640 + +if not modules then modules={} end modules ['trac-xml']={ + version=1.001, + comment="companion to trac-log.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local formatters=string.formatters +local reporters=logs.reporters +local xmlserialize=xml.serialize +local xmlcollected=xml.collected +local xmltext=xml.text +local xmlfirst=xml.first +local function showhelp(specification,...) + local root=xml.convert(specification.helpinfo or "") + if not root then + return + end + local xs=xml.gethandlers("string") + xml.sethandlersfunction(xs,"short",function(e,handler) xmlserialize(e.dt,handler) end) + xml.sethandlersfunction(xs,"ref",function(e,handler) handler.handle("--"..e.at.name) end) + local wantedcategories=select("#",...)==0 and true or table.tohash {... } + local nofcategories=xml.count(root,"/application/flags/category") + local report=specification.report + for category in xmlcollected(root,"/application/flags/category") do + local categoryname=category.at.name or "" + if wantedcategories==true or wantedcategories[categoryname] then + if nofcategories>1 then + report("%s options:",categoryname) + report() + end + for subcategory in xmlcollected(category,"/subcategory") do + for flag in xmlcollected(subcategory,"/flag") do + local name=flag.at.name + local value=flag.at.value + local short=xmltext(xmlfirst(flag,"/short")) + if value then + report("--%-20s %s",formatters["%s=%s"](name,value),short) + else + report("--%-20s %s",name,short) + end + end + report() + end + end + end + for category in xmlcollected(root,"/application/examples/category") do + local title=xmltext(xmlfirst(category,"/title")) + if title and title~="" then + report() + report(title) + report() + end + for subcategory in xmlcollected(category,"/subcategory") do + for example in xmlcollected(subcategory,"/example") do + local command=xmltext(xmlfirst(example,"/command")) + local comment=xmltext(xmlfirst(example,"/comment")) + report(command) + end + report() + end + end + for comment in xmlcollected(root,"/application/comments/comment") do + local comment=xmltext(comment) + report() + report(comment) + report() + end +end +local reporthelp=reporters.help +local exporthelp=reporters.export +local function xmlfound(t) + local helpinfo=t.helpinfo + if type(helpinfo)=="table" then + return false + end + if type(helpinfo)~="string" then + helpinfo="Warning: no helpinfo found." + t.helpinfo=helpinfo + return false + end + if string.find(helpinfo,".xml$") then + local ownscript=environment.ownscript + local helpdata=false + if ownscript then + local helpfile=file.join(file.pathpart(ownscript),helpinfo) + helpdata=io.loaddata(helpfile) + if helpdata=="" then + helpdata=false + end + end + if not helpdata then + local helpfile=resolvers.findfile(helpinfo,"tex") + helpdata=helpfile and io.loaddata(helpfile) + end + if helpdata and helpdata~="" then + helpinfo=helpdata + else + helpinfo=formatters["Warning: help file %a is not found."](helpinfo) + end + end + t.helpinfo=helpinfo + return string.find(t.helpinfo,"^<%?xml") and true or false +end +function reporters.help(t,...) + if xmlfound(t) then + showhelp(t,...) + else + reporthelp(t,...) + end +end +function reporters.export(t,methods,filename) + if not xmlfound(t) then + return exporthelp(t) + end + if not methods or methods=="" then + methods=environment.arguments["exporthelp"] + end + if not filename or filename=="" then + filename=environment.files[1] + end + dofile(resolvers.findfile("trac-exp.lua","tex")) + local exporters=logs.exporters + if not exporters or not methods then + return exporthelp(t) + end + if methods=="all" then + methods=table.keys(exporters) + elseif type(methods)=="string" then + methods=utilities.parsers.settings_to_array(methods) + else + return exporthelp(t) + end + if type(filename)~="string" or filename=="" then + filename=false + elseif file.pathpart(filename)=="" then + t.report("export file %a will not be saved on the current path (safeguard)",filename) + return + end + for i=1,#methods do + local method=methods[i] + local exporter=exporters[method] + if exporter then + local result=exporter(t,method) + if result and result~="" then + if filename then + local fullname=file.replacesuffix(filename,method) + t.report("saving export in %a",fullname) + dir.mkdirs(file.pathpart(fullname)) + io.savedata(fullname,result) + else + reporters.lines(t,result) + end + else + t.report("no output from exporter %a",method) + end + else + t.report("unknown exporter %a",method) + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-ini"] = package.loaded["data-ini"] or true + +-- original size: 10947, stripped down to: 7176 + +if not modules then modules={} end modules ['data-ini']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files", +} +local next,type,getmetatable,rawset=next,type,getmetatable,rawset +local gsub,find,gmatch,char=string.gsub,string.find,string.gmatch,string.char +local filedirname,filebasename,filejoin=file.dirname,file.basename,file.join +local ostype,osname,osuname,ossetenv,osgetenv=os.type,os.name,os.uname,os.setenv,os.getenv +local sortedpairs=table.sortedpairs +local P,S,R,C,Cs,Cc,lpegmatch=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.Cs,lpeg.Cc,lpeg.match +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local trace_expansions=false trackers.register("resolvers.expansions",function(v) trace_expansions=v end) +local report_initialization=logs.reporter("resolvers","initialization") +resolvers=resolvers or {} +local resolvers=resolvers +texconfig.kpse_init=false +texconfig.shell_escape='t' +if not (environment and environment.default_texmfcnf) and kpse and kpse.default_texmfcnf then + local default_texmfcnf=kpse.default_texmfcnf() + default_texmfcnf=gsub(default_texmfcnf,"$SELFAUTOLOC","selfautoloc:") + default_texmfcnf=gsub(default_texmfcnf,"$SELFAUTODIR","selfautodir:") + default_texmfcnf=gsub(default_texmfcnf,"$SELFAUTOPARENT","selfautoparent:") + default_texmfcnf=gsub(default_texmfcnf,"$HOME","home:") + environment.default_texmfcnf=default_texmfcnf +end +kpse={ original=kpse } +setmetatable(kpse,{ + __index=function(kp,name) + report_initialization("fatal error: kpse library is accessed (key: %s)",name) + os.exit() + end +} ) +do + local osfontdir=osgetenv("OSFONTDIR") + if osfontdir and osfontdir~="" then + elseif osname=="windows" then + ossetenv("OSFONTDIR","c:/windows/fonts//") + elseif osname=="macosx" then + ossetenv("OSFONTDIR","$HOME/Library/Fonts//;/Library/Fonts//;/System/Library/Fonts//") + end +end +if not environment.homedir then + local oldhome=osgetenv('HOME') + local homedir=osgetenv(ostype=="windows" and 'USERPROFILE' or 'HOME') or '' + if not homedir or homedir=="" then + homedir=char(127) + end + homedir=file.collapsepath(homedir) + ossetenv("HOME",homedir) + ossetenv("USERPROFILE",homedir) + environment.oldhome=oldhome + environment.homedir=homedir +end +do + local args=environment.originalarguments or arg + if not environment.ownmain then + environment.ownmain=status and string.match(string.lower(status.banner),"this is ([%a]+)") or "luatex" + end + local ownbin=environment.ownbin or args[-2] or arg[-2] or args[-1] or arg[-1] or arg[0] or "luatex" + local ownpath=environment.ownpath or os.selfdir + ownbin=file.collapsepath(ownbin) + ownpath=file.collapsepath(ownpath) + if not ownpath or ownpath=="" or ownpath=="unset" then + ownpath=args[-1] or arg[-1] + ownpath=ownpath and filedirname(gsub(ownpath,"\\","/")) + if not ownpath or ownpath=="" then + ownpath=args[-0] or arg[-0] + ownpath=ownpath and filedirname(gsub(ownpath,"\\","/")) + end + local binary=ownbin + if not ownpath or ownpath=="" then + ownpath=ownpath and filedirname(binary) + end + if not ownpath or ownpath=="" then + if os.binsuffix~="" then + binary=file.replacesuffix(binary,os.binsuffix) + end + local path=osgetenv("PATH") + if path then + for p in gmatch(path,"[^"..io.pathseparator.."]+") do + local b=filejoin(p,binary) + if lfs.isfile(b) then + local olddir=lfs.currentdir() + if lfs.chdir(p) then + local pp=lfs.currentdir() + if trace_locating and p~=pp then + report_initialization("following symlink %a to %a",p,pp) + end + ownpath=pp + lfs.chdir(olddir) + else + if trace_locating then + report_initialization("unable to check path %a",p) + end + ownpath=p + end + break + end + end + end + end + if not ownpath or ownpath=="" then + ownpath="." + report_initialization("forcing fallback to ownpath %a",ownpath) + elseif trace_locating then + report_initialization("using ownpath %a",ownpath) + end + end + environment.ownbin=ownbin + environment.ownpath=ownpath +end +resolvers.ownpath=environment.ownpath +function resolvers.getownpath() + return environment.ownpath +end +do + local ownpath=environment.ownpath or dir.current() + if ownpath then + ossetenv('SELFAUTOLOC',file.collapsepath(ownpath)) + ossetenv('SELFAUTODIR',file.collapsepath(ownpath.."/..")) + ossetenv('SELFAUTOPARENT',file.collapsepath(ownpath.."/../..")) + else + report_initialization("error: unable to locate ownpath") + os.exit() + end +end +local texos=environment.texos or osgetenv("TEXOS") +local texmfos=environment.texmfos or osgetenv('SELFAUTODIR') +if not texos or texos=="" then + texos=file.basename(texmfos) +end +ossetenv('TEXMFOS',texmfos) +ossetenv('TEXOS',texos) +ossetenv('SELFAUTOSYSTEM',os.platform) +environment.texos=texos +environment.texmfos=texmfos +local texroot=environment.texroot or osgetenv("TEXROOT") +if not texroot or texroot=="" then + texroot=osgetenv('SELFAUTOPARENT') + ossetenv('TEXROOT',texroot) +end +environment.texroot=file.collapsepath(texroot) +local prefixes=utilities.storage.allocate() +resolvers.prefixes=prefixes +local resolved={} +local abstract={} +local dynamic={} +function resolvers.resetresolve(str) + resolved,abstract={},{} +end +function resolvers.allprefixes(separator) + local all=table.sortedkeys(prefixes) + if separator then + for i=1,#all do + all[i]=all[i]..":" + end + end + return all +end +local function _resolve_(method,target) + local action=prefixes[method] + if action then + return action(target) + else + return method..":"..target + end +end +function resolvers.unresolve(str) + return abstract[str] or str +end +function resolvers.setdynamic(str) + dynamic[str]=true +end +local pattern=Cs((C(R("az")^2)*P(":")*C((1-S(" \"\';,"))^1)/_resolve_+P(1))^0) +local prefix=C(R("az")^2)*P(":") +local target=C((1-S(" \"\';,"))^1) +local notarget=(#S(";,")+P(-1))*Cc("") +local p_resolve=Cs(((prefix*(target+notarget))/_resolve_+P(1))^0) +local p_simple=prefix*P(-1) +local function resolve(str) + if type(str)=="table" then + local res={} + for i=1,#str do + res[i]=resolve(str[i]) + end + return res + end + local res=resolved[str] + if res then + return res + end + local simple=lpegmatch(p_simple,str) + local action=prefixes[simple] + if action then + local res=action(res) + if not dynamic[simple] then + resolved[simple]=res + abstract[res]=simple + end + return res + end + res=lpegmatch(p_resolve,str) + resolved[str]=res + abstract[res]=str + return res +end +resolvers.resolve=resolve +if type(osuname)=="function" then + for k,v in next,osuname() do + if not prefixes[k] then + prefixes[k]=function() return v end + end + end +end +if ostype=="unix" then + local pattern + local function makepattern(t,k,v) + if t then + rawset(t,k,v) + end + local colon=P(":") + for k,v in sortedpairs(prefixes) do + if p then + p=P(k)+p + else + p=P(k) + end + end + pattern=Cs((p*colon+colon/";"+P(1))^0) + end + makepattern() + table.setmetatablenewindex(prefixes,makepattern) + function resolvers.repath(str) + return lpegmatch(pattern,str) + end +else + function resolvers.repath(str) + return str + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-exp"] = package.loaded["data-exp"] or true + +-- original size: 18179, stripped down to: 10432 + +if not modules then modules={} end modules ['data-exp']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files", +} +local format,find,gmatch,lower,char,sub=string.format,string.find,string.gmatch,string.lower,string.char,string.sub +local concat,sort=table.concat,table.sort +local sortedkeys=table.sortedkeys +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local Ct,Cs,Cc,Carg,P,C,S=lpeg.Ct,lpeg.Cs,lpeg.Cc,lpeg.Carg,lpeg.P,lpeg.C,lpeg.S +local type,next=type,next +local isdir=lfs.isdir +local collapsepath,joinpath,basename=file.collapsepath,file.join,file.basename +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local trace_expansions=false trackers.register("resolvers.expansions",function(v) trace_expansions=v end) +local trace_globbing=true trackers.register("resolvers.globbing",function(v) trace_globbing=v end) +local report_expansions=logs.reporter("resolvers","expansions") +local report_globbing=logs.reporter("resolvers","globbing") +local resolvers=resolvers +local resolveprefix=resolvers.resolve +local function f_both(a,b) + local t,n={},0 + for sb in gmatch(b,"[^,]+") do + for sa in gmatch(a,"[^,]+") do + n=n+1;t[n]=sa..sb + end + end + return concat(t,",") +end +local comma=P(",") +local nocomma=(1-comma)^1 +local docomma=comma^1/"," +local before=Cs((nocomma*Carg(1)+docomma)^0) +local after=Cs((Carg(1)*nocomma+docomma)^0) +local both=Cs(((C(nocomma)*Carg(1))/function(a,b) return lpegmatch(before,b,1,a) end+docomma)^0) +local function f_first (a,b) return lpegmatch(after,b,1,a) end +local function f_second(a,b) return lpegmatch(before,a,1,b) end +local function f_both (a,b) return lpegmatch(both,b,1,a) end +local left=P("{") +local right=P("}") +local var=P((1-S("{}" ))^0) +local set=P((1-S("{},"))^0) +local other=P(1) +local l_first=Cs((Cc("{")*(C(set)*left*C(var)*right/f_first)*Cc("}")+other )^0 ) +local l_second=Cs((Cc("{")*(left*C(var)*right*C(set)/f_second)*Cc("}")+other )^0 ) +local l_both=Cs((Cc("{")*(left*C(var)*right*left*C(var)*right/f_both)*Cc("}")+other )^0 ) +local l_rest=Cs((left*var*(left/"")*var*(right/"")*var*right+other )^0 ) +local stripper_1=lpeg.stripper ("{}@") +local replacer_1=lpeg.replacer { { ",}",",@}" },{ "{,","{@," },} +local function splitpathexpr(str,newlist,validate) + if trace_expansions then + report_expansions("expanding variable %a",str) + end + local t,ok,done=newlist or {},false,false + local n=#t + str=lpegmatch(replacer_1,str) + repeat + local old=str + repeat + local old=str + str=lpegmatch(l_first,str) + until old==str + repeat + local old=str + str=lpegmatch(l_second,str) + until old==str + repeat + local old=str + str=lpegmatch(l_both,str) + until old==str + repeat + local old=str + str=lpegmatch(l_rest,str) + until old==str + until old==str + str=lpegmatch(stripper_1,str) + if validate then + for s in gmatch(str,"[^,]+") do + s=validate(s) + if s then + n=n+1 + t[n]=s + end + end + else + for s in gmatch(str,"[^,]+") do + n=n+1 + t[n]=s + end + end + if trace_expansions then + for k=1,#t do + report_expansions("% 4i: %s",k,t[k]) + end + end + return t +end +local function validate(s) + s=collapsepath(s) + return s~="" and not find(s,"^!*unset/*$") and s +end +resolvers.validatedpath=validate +function resolvers.expandedpathfromlist(pathlist) + local newlist={} + for k=1,#pathlist do + splitpathexpr(pathlist[k],newlist,validate) + end + return newlist +end +local usedhomedir=nil +local donegation=(P("!")/"" )^0 +local doslashes=(P("\\")/"/"+1)^0 +local function expandedhome() + if not usedhomedir then + usedhomedir=lpegmatch(Cs(donegation*doslashes),environment.homedir or "") + if usedhomedir=="~" or usedhomedir=="" or not isdir(usedhomedir) then + if trace_expansions then + report_expansions("no home dir set, ignoring dependent path using current path") + end + usedhomedir="." + end + end + return usedhomedir +end +local dohome=((P("~")+P("$HOME")+P("%HOME%"))/expandedhome)^0 +local cleanup=Cs(donegation*dohome*doslashes) +resolvers.cleanpath=function(str) + return str and lpegmatch(cleanup,str) or "" +end +local expandhome=P("~")/"$HOME" +local dodouble=P('"')/""*(expandhome+(1-P('"')))^0*P('"')/"" +local dosingle=P("'")/""*(expandhome+(1-P("'")))^0*P("'")/"" +local dostring=(expandhome+1 )^0 +local stripper=Cs( + lpegpatterns.unspacer*(dosingle+dodouble+dostring)*lpegpatterns.unspacer +) +function resolvers.checkedvariable(str) + return type(str)=="string" and lpegmatch(stripper,str) or str +end +local cache={} +local splitter=lpeg.tsplitat(";") +local backslashswapper=lpeg.replacer("\\","/") +local function splitconfigurationpath(str) + if str then + local found=cache[str] + if not found then + if str=="" then + found={} + else + local split=lpegmatch(splitter,lpegmatch(backslashswapper,str)) + found={} + local noffound=0 + for i=1,#split do + local s=split[i] + if not find(s,"^{*unset}*") then + noffound=noffound+1 + found[noffound]=s + end + end + if trace_expansions then + report_expansions("splitting path specification %a",str) + for k=1,noffound do + report_expansions("% 4i: %s",k,found[k]) + end + end + cache[str]=found + end + end + return found + end +end +resolvers.splitconfigurationpath=splitconfigurationpath +function resolvers.splitpath(str) + if type(str)=='table' then + return str + else + return splitconfigurationpath(str) + end +end +function resolvers.joinpath(str) + if type(str)=='table' then + return joinpath(str) + else + return str + end +end +local attributes,directory=lfs.attributes,lfs.dir +local weird=P(".")^1+lpeg.anywhere(S("~`!#$%^&*()={}[]:;\"\'||<>,?\n\r\t")) +local lessweird=P(".")^1+lpeg.anywhere(S("~`#$%^&*:;\"\'||<>,?\n\r\t")) +local timer={} +local scanned={} +local nofscans=0 +local scancache={} +local fullcache={} +local nofsharedscans=0 +local addcasecraptoo=true +local function scan(files,remap,spec,path,n,m,r,onlyone,tolerant) + local full=path=="" and spec or (spec..path..'/') + local dirlist={} + local nofdirs=0 + local pattern=tolerant and lessweird or weird + local filelist={} + local noffiles=0 + for name,mode in directory(full) do + if not lpegmatch(pattern,name) then + if not mode then + mode=attributes(full..name,"mode") + end + if mode=="file" then + n=n+1 + noffiles=noffiles+1 + filelist[noffiles]=name + elseif mode=="directory" then + m=m+1 + nofdirs=nofdirs+1 + if path~="" then + dirlist[nofdirs]=path.."/"..name + else + dirlist[nofdirs]=name + end + end + end + end + if noffiles>0 then + sort(filelist) + for i=1,noffiles do + local name=filelist[i] + local lower=lower(name) + local paths=files[lower] + if paths then + if onlyone then + else + if name~=lower then + local rl=remap[lower] + if not rl then + remap[lower]=name + r=r+1 + elseif trace_globbing and rl~=name then + report_globbing("confusing filename, name: %a, lower: %a, already: %a",name,lower,rl) + end + if addcasecraptoo then + local paths=files[name] + if not paths then + files[name]=path + elseif type(paths)=="string" then + files[name]={ paths,path } + else + paths[#paths+1]=path + end + end + end + if type(paths)=="string" then + files[lower]={ paths,path } + else + paths[#paths+1]=path + end + end + else + files[lower]=path + if name~=lower then + local rl=remap[lower] + if not rl then + remap[lower]=name + r=r+1 + elseif trace_globbing and rl~=name then + report_globbing("confusing filename, name: %a, lower: %a, already: %a",name,lower,rl) + end + end + end + end + end + if nofdirs>0 then + sort(dirlist) + for i=1,nofdirs do + files,remap,n,m,r=scan(files,remap,spec,dirlist[i],n,m,r,onlyonce,tolerant) + end + end + scancache[sub(full,1,-2)]=files + return files,remap,n,m,r +end +local function scanfiles(path,branch,usecache,onlyonce,tolerant) + local realpath=resolveprefix(path) + if usecache then + local content=fullcache[realpath] + if content then + if trace_locating then + report_expansions("using cached scan of path %a, branch %a",path,branch or path) + end + nofsharedscans=nofsharedscans+1 + return content + end + end + statistics.starttiming(timer) + if trace_locating then + report_expansions("scanning path %a, branch %a",path,branch or path) + end + local content + if isdir(realpath) then + local files,remap,n,m,r=scan({},{},realpath..'/',"",0,0,0,onlyonce,tolerant) + content={ + metadata={ + path=path, + files=n, + directories=m, + remappings=r, + }, + files=files, + remap=remap, + } + if trace_locating then + report_expansions("%s files found on %s directories with %s uppercase remappings",n,m,r) + end + else + content={ + metadata={ + path=path, + files=0, + directories=0, + remappings=0, + }, + files={}, + remap={}, + } + if trace_locating then + report_expansions("invalid path %a",realpath) + end + end + if usecache then + scanned[#scanned+1]=realpath + fullcache[realpath]=content + end + nofscans=nofscans+1 + statistics.stoptiming(timer) + return content +end +resolvers.scanfiles=scanfiles +function resolvers.simplescanfiles(path,branch,usecache) + return scanfiles(path,branch,usecache,true,true) +end +function resolvers.scandata() + table.sort(scanned) + return { + n=nofscans, + shared=nofsharedscans, + time=statistics.elapsedtime(timer), + paths=scanned, + } +end +function resolvers.get_from_content(content,path,name) + if not content then + return + end + local files=content.files + if not files then + return + end + local remap=content.remap + if not remap then + return + end + if name then + local used=lower(name) + return path,remap[used] or used + else + local name=path + local used=lower(name) + local path=files[used] + if path then + return path,remap[used] or used + end + end +end +local nothing=function() end +function resolvers.filtered_from_content(content,pattern) + if content and type(pattern)=="string" then + local pattern=lower(pattern) + local files=content.files + local remap=content.remap + if files and remap then + local f=sortedkeys(files) + local n=#f + local i=0 + local function iterator() + while i<n do + i=i+1 + local k=f[i] + if find(k,pattern) then + return files[k],remap and remap[k] or k + end + end + end + return iterator + end + end + return nothing +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-env"] = package.loaded["data-env"] or true + +-- original size: 9501, stripped down to: 6413 + +if not modules then modules={} end modules ['data-env']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files", +} +local lower,gsub=string.lower,string.gsub +local next,rawget=next,rawget +local resolvers=resolvers +local allocate=utilities.storage.allocate +local setmetatableindex=table.setmetatableindex +local suffixonly=file.suffixonly +local formats=allocate() +local suffixes=allocate() +local dangerous=allocate() +local suffixmap=allocate() +local usertypes=allocate() +resolvers.formats=formats +resolvers.suffixes=suffixes +resolvers.dangerous=dangerous +resolvers.suffixmap=suffixmap +resolvers.usertypes=usertypes +local luasuffixes=utilities.lua.suffixes +local relations=allocate { + core={ + ofm={ + names={ "ofm","omega font metric","omega font metrics" }, + variable='OFMFONTS', + suffixes={ 'ofm','tfm' }, + }, + ovf={ + names={ "ovf","omega virtual font","omega virtual fonts" }, + variable='OVFFONTS', + suffixes={ 'ovf','vf' }, + }, + tfm={ + names={ "tfm","tex font metric","tex font metrics" }, + variable='TFMFONTS', + suffixes={ 'tfm' }, + }, + vf={ + names={ "vf","virtual font","virtual fonts" }, + variable='VFFONTS', + suffixes={ 'vf' }, + }, + otf={ + names={ "otf","opentype","opentype font","opentype fonts"}, + variable='OPENTYPEFONTS', + suffixes={ 'otf' }, + }, + ttf={ + names={ "ttf","truetype","truetype font","truetype fonts","truetype collection","truetype collections","truetype dictionary","truetype dictionaries" }, + variable='TTFONTS', + suffixes={ 'ttf','ttc','dfont' }, + }, + afm={ + names={ "afm","adobe font metric","adobe font metrics" }, + variable="AFMFONTS", + suffixes={ "afm" }, + }, + pfb={ + names={ "pfb","type1","type 1","type1 font","type 1 font","type1 fonts","type 1 fonts" }, + variable='T1FONTS', + suffixes={ 'pfb','pfa' }, + }, + fea={ + names={ "fea","font feature","font features","font feature file","font feature files" }, + variable='FONTFEATURES', + suffixes={ 'fea' }, + }, + cid={ + names={ "cid","cid map","cid maps","cid file","cid files" }, + variable='FONTCIDMAPS', + suffixes={ 'cid','cidmap' }, + }, + fmt={ + names={ "fmt","format","tex format" }, + variable='TEXFORMATS', + suffixes={ 'fmt' }, + }, + mem={ + names={ 'mem',"metapost format" }, + variable='MPMEMS', + suffixes={ 'mem' }, + }, + mp={ + names={ "mp" }, + variable='MPINPUTS', + suffixes=CONTEXTLMTXMODE>0 + and { 'mpxl','mpvi','mpiv','mpii','mp' } + or { 'mpvi','mpiv','mpii','mp' }, + usertype=true, + }, + tex={ + names={ "tex" }, + variable='TEXINPUTS', + suffixes={ "tex","mkiv","mkvi","mkxl","mklx","mkii","cld","lfg","xml" }, + usertype=true, + }, + icc={ + names={ "icc","icc profile","icc profiles" }, + variable='ICCPROFILES', + suffixes={ 'icc' }, + }, + texmfscripts={ + names={ "texmfscript","texmfscripts","script","scripts" }, + variable='TEXMFSCRIPTS', + suffixes={ 'lua','rb','pl','py' }, + }, + lua={ + names={ "lua" }, + variable='LUAINPUTS', + suffixes={ luasuffixes.lua,luasuffixes.luc,luasuffixes.tma,luasuffixes.tmc }, + usertype=true, + }, + lib={ + names={ "lib" }, + variable='CLUAINPUTS', + suffixes=os.libsuffix and { os.libsuffix } or { 'dll','so' }, + }, + bib={ + names={ 'bib' }, + variable='BIBINPUTS', + suffixes={ 'bib' }, + usertype=true, + }, + bst={ + names={ 'bst' }, + variable='BSTINPUTS', + suffixes={ 'bst' }, + usertype=true, + }, + fontconfig={ + names={ 'fontconfig','fontconfig file','fontconfig files' }, + variable='FONTCONFIG_PATH', + }, + pk={ + names={ "pk" }, + variable='PKFONTS', + suffixes={ 'pk' }, + }, + }, + obsolete={ + enc={ + names={ "enc","enc files","enc file","encoding files","encoding file" }, + variable='ENCFONTS', + suffixes={ 'enc' }, + }, + map={ + names={ "map","map files","map file" }, + variable='TEXFONTMAPS', + suffixes={ 'map' }, + }, + lig={ + names={ "lig files","lig file","ligature file","ligature files" }, + variable='LIGFONTS', + suffixes={ 'lig' }, + }, + opl={ + names={ "opl" }, + variable='OPLFONTS', + suffixes={ 'opl' }, + }, + ovp={ + names={ "ovp" }, + variable='OVPFONTS', + suffixes={ 'ovp' }, + }, + }, + kpse={ + base={ + names={ 'base',"metafont format" }, + variable='MFBASES', + suffixes={ 'base','bas' }, + }, + cmap={ + names={ 'cmap','cmap files','cmap file' }, + variable='CMAPFONTS', + suffixes={ 'cmap' }, + }, + cnf={ + names={ 'cnf' }, + suffixes={ 'cnf' }, + }, + web={ + names={ 'web' }, + suffixes={ 'web','ch' } + }, + cweb={ + names={ 'cweb' }, + suffixes={ 'w','web','ch' }, + }, + gf={ + names={ 'gf' }, + suffixes={ '<resolution>gf' }, + }, + mf={ + names={ 'mf' }, + variable='MFINPUTS', + suffixes={ 'mf' }, + }, + mft={ + names={ 'mft' }, + suffixes={ 'mft' }, + }, + pk={ + names={ 'pk' }, + suffixes={ '<resolution>pk' }, + }, + }, +} +resolvers.relations=relations +function resolvers.updaterelations() + for category,categories in next,relations do + for name,relation in next,categories do + local rn=relation.names + local rv=relation.variable + if rn and rv then + local rs=relation.suffixes + local ru=relation.usertype + for i=1,#rn do + local rni=lower(gsub(rn[i]," ","")) + formats[rni]=rv + if rs then + suffixes[rni]=rs + for i=1,#rs do + local rsi=rs[i] + suffixmap[rsi]=rni + end + end + end + if ru then + usertypes[name]=true + end + end + end + end +end +resolvers.updaterelations() +local function simplified(t,k) + return k and rawget(t,lower(gsub(k," ",""))) or nil +end +setmetatableindex(formats,simplified) +setmetatableindex(suffixes,simplified) +setmetatableindex(suffixmap,simplified) +function resolvers.suffixofformat(str) + local s=suffixes[str] + return s and s[1] or "" +end +function resolvers.suffixofformat(str) + return suffixes[str] or {} +end +for name,format in next,formats do + dangerous[name]=true +end +dangerous.tex=nil +function resolvers.formatofvariable(str) + return formats[str] or '' +end +function resolvers.formatofsuffix(str) + return suffixmap[suffixonly(str)] or 'tex' +end +function resolvers.variableofformat(str) + return formats[str] or '' +end +function resolvers.variableofformatorsuffix(str) + local v=formats[str] + if v then + return v + end + v=suffixmap[suffixonly(str)] + if v then + return formats[v] + end + return '' +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-tmp"] = package.loaded["data-tmp"] or true + +-- original size: 16456, stripped down to: 11636 + +if not modules then modules={} end modules ['data-tmp']={ + version=1.100, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local next,type=next,type +local pcall,loadfile,collectgarbage=pcall,loadfile,collectgarbage +local format,lower,gsub=string.format,string.lower,string.gsub +local concat,serialize,fastserialize,serializetofile=table.concat,table.serialize,table.fastserialize,table.tofile +local mkdirs,expanddirname,isdir,isfile=dir.mkdirs,dir.expandname,lfs.isdir,lfs.isfile +local is_writable,is_readable=file.is_writable,file.is_readable +local collapsepath,joinfile,addsuffix,dirname=file.collapsepath,file.join,file.addsuffix,file.dirname +local savedata=file.savedata +local formatters=string.formatters +local osexit,osdate,osuuid=os.exit,os.date,os.uuid +local removefile=os.remove +local md5hex=md5.hex +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local trace_cache=false trackers.register("resolvers.cache",function(v) trace_cache=v end) +local report_caches=logs.reporter("resolvers","caches") +local report_resolvers=logs.reporter("resolvers","caching") +local resolvers=resolvers +local cleanpath=resolvers.cleanpath +local resolvepath=resolvers.resolve +local luautilities=utilities.lua +do + local directive_cleanup=false directives.register("system.compile.cleanup",function(v) directive_cleanup=v end) + local directive_strip=false directives.register("system.compile.strip",function(v) directive_strip=v end) + local compilelua=luautilities.compile + function luautilities.compile(luafile,lucfile,cleanup,strip) + if cleanup==nil then cleanup=directive_cleanup end + if strip==nil then strip=directive_strip end + return compilelua(luafile,lucfile,cleanup,strip) + end +end +caches=caches or {} +local caches=caches +local writable=nil +local readables={} +local usedreadables={} +local compilelua=luautilities.compile +local luasuffixes=luautilities.suffixes +caches.base=caches.base or (LUATEXENGINE and LUATEXENGINE.."-cache") or "luatex-cache" +caches.more=caches.more or "context" +caches.defaults={ "TMPDIR","TEMPDIR","TMP","TEMP","HOME","HOMEPATH" } +local direct_cache=false +local fast_cache=false +local cache_tree=false +directives.register("system.caches.direct",function(v) direct_cache=true end) +directives.register("system.caches.fast",function(v) fast_cache=true end) +local function configfiles() + return concat(resolvers.configurationfiles(),";") +end +local function hashed(tree) + tree=gsub(tree,"[\\/]+$","") + tree=lower(tree) + local hash=md5hex(tree) + if trace_cache or trace_locating then + report_caches("hashing tree %a, hash %a",tree,hash) + end + return hash +end +local function treehash() + local tree=configfiles() + if not tree or tree=="" then + return false + else + return hashed(tree) + end +end +caches.hashed=hashed +caches.treehash=treehash +caches.configfiles=configfiles +local function identify() + local texmfcaches=resolvers.cleanpathlist("TEXMFCACHE") + if texmfcaches then + for k=1,#texmfcaches do + local cachepath=texmfcaches[k] + if cachepath~="" then + cachepath=resolvepath(cachepath) + cachepath=cleanpath(cachepath) + cachepath=collapsepath(cachepath) + local valid=isdir(cachepath) + if valid then + if is_readable(cachepath) then + readables[#readables+1]=cachepath + if not writable and is_writable(cachepath) then + writable=cachepath + end + end + elseif not writable then + local cacheparent=dirname(cachepath) + if is_writable(cacheparent) then + mkdirs(cachepath) + if isdir(cachepath) and is_writable(cachepath) then + report_caches("path %a created",cachepath) + writable=cachepath + readables[#readables+1]=cachepath + end + end + end + end + end + end + local texmfcaches=caches.defaults + if texmfcaches then + for k=1,#texmfcaches do + local cachepath=texmfcaches[k] + cachepath=resolvers.expansion(cachepath) + if cachepath~="" then + cachepath=resolvepath(cachepath) + cachepath=cleanpath(cachepath) + local valid=isdir(cachepath) + if valid and is_readable(cachepath) then + if not writable and is_writable(cachepath) then + readables[#readables+1]=cachepath + writable=cachepath + break + end + end + end + end + end + if not writable then + report_caches("fatal error: there is no valid writable cache path defined") + osexit() + elseif #readables==0 then + report_caches("fatal error: there is no valid readable cache path defined") + osexit() + end + writable=expanddirname(cleanpath(writable)) + local base=caches.base + local more=caches.more + local tree=cache_tree or treehash() + if tree then + cache_tree=tree + writable=mkdirs(writable,base,more,tree) + for i=1,#readables do + readables[i]=joinfile(readables[i],base,more,tree) + end + else + writable=mkdirs(writable,base,more) + for i=1,#readables do + readables[i]=joinfile(readables[i],base,more) + end + end + if trace_cache then + for i=1,#readables do + report_caches("using readable path %a (order %s)",readables[i],i) + end + report_caches("using writable path %a",writable) + end + identify=function() + return writable,readables + end + return writable,readables +end +function caches.usedpaths(separator) + local writable,readables=identify() + if #readables>1 then + local result={} + local done={} + for i=1,#readables do + local readable=readables[i] + if readable==writable then + done[readable]=true + result[#result+1]=formatters["readable+writable: %a"](readable) + elseif usedreadables[i] then + done[readable]=true + result[#result+1]=formatters["readable: %a"](readable) + end + end + if not done[writable] then + result[#result+1]=formatters["writable: %a"](writable) + end + return concat(result,separator or " | ") + else + return writable or "?" + end +end +local r_cache={} +local w_cache={} +local function getreadablepaths(...) + local tags={... } + local hash=concat(tags,"/") + local done=r_cache[hash] + if not done then + local writable,readables=identify() + if #tags>0 then + done={} + for i=1,#readables do + done[i]=joinfile(readables[i],...) + end + else + done=readables + end + r_cache[hash]=done + end + return done +end +local function getwritablepath(...) + local tags={... } + local hash=concat(tags,"/") + local done=w_cache[hash] + if not done then + local writable,readables=identify() + if #tags>0 then + done=mkdirs(writable,...) + else + done=writable + end + w_cache[hash]=done + end + return done +end +local function setfirstwritablefile(filename,...) + local wr=getwritablepath(...) + local fullname=joinfile(wr,filename) + return fullname,wr +end +local function setluanames(path,name) + return + format("%s/%s.%s",path,name,luasuffixes.tma), + format("%s/%s.%s",path,name,luasuffixes.tmc) +end +local function getfirstreadablefile(filename,...) + local fullname,path=setfirstwritablefile(filename,...) + if is_readable(fullname) then + return fullname,path + end + local rd=getreadablepaths(...) + for i=1,#rd do + local path=rd[i] + local fullname=joinfile(path,filename) + if is_readable(fullname) then + usedreadables[i]=true + return fullname,path + end + end + return fullname,path +end +caches.getreadablepaths=getreadablepaths +caches.getwritablepath=getwritablepath +caches.setfirstwritablefile=setfirstwritablefile +caches.getfirstreadablefile=getfirstreadablefile +caches.setluanames=setluanames +local checkmemory=utilities and utilities.lua and utilities.lua.checkmemory +local threshold=100 +function caches.loaddata(readables,name,writable) + local used=checkmemory and checkmemory() + if type(readables)=="string" then + readables={ readables } + end + for i=1,#readables do + local path=readables[i] + local loader=false + local state=false + local tmaname,tmcname=setluanames(path,name) + if isfile(tmcname) then + state,loader=pcall(loadfile,tmcname) + end + if not loader and isfile(tmaname) then + local tmacrap,tmcname=setluanames(writable,name) + if isfile(tmcname) then + state,loader=pcall(loadfile,tmcname) + end + compilelua(tmaname,tmcname) + if isfile(tmcname) then + state,loader=pcall(loadfile,tmcname) + end + if not loader then + state,loader=pcall(loadfile,tmaname) + end + end + if loader then + loader=loader() + if checkmemory then + checkmemory(used,threshold) + else + collectgarbage("step") + end + return loader + end + end + return false +end +function caches.is_writable(filepath,filename) + local tmaname,tmcname=setluanames(filepath,filename) + return is_writable(tmaname) +end +local saveoptions={ compact=true,accurate=not JITSUPPORTED } +function caches.savedata(filepath,filename,data,fast) + local tmaname,tmcname=setluanames(filepath,filename) + data.cache_uuid=osuuid() + if fast or fast_cache then + savedata(tmaname,fastserialize(data,true)) + elseif direct_cache then + savedata(tmaname,serialize(data,true,saveoptions)) + else + serializetofile(tmaname,data,true,saveoptions) + end + compilelua(tmaname,tmcname) +end +local content_state={} +function caches.contentstate() + return content_state or {} +end +function caches.loadcontent(cachename,dataname,filename) + if not filename then + local name=hashed(cachename) + local full,path=getfirstreadablefile(addsuffix(name,luasuffixes.lua),"trees") + filename=joinfile(path,name) + end + local state,blob=pcall(loadfile,addsuffix(filename,luasuffixes.luc)) + if not blob then + state,blob=pcall(loadfile,addsuffix(filename,luasuffixes.lua)) + end + if blob then + local data=blob() + if data and data.content then + if data.type==dataname then + if data.version==resolvers.cacheversion then + content_state[#content_state+1]=data.uuid + if trace_locating then + report_resolvers("loading %a for %a from %a",dataname,cachename,filename) + end + return data.content + else + report_resolvers("skipping %a for %a from %a (version mismatch)",dataname,cachename,filename) + end + else + report_resolvers("skipping %a for %a from %a (datatype mismatch)",dataname,cachename,filename) + end + elseif trace_locating then + report_resolvers("skipping %a for %a from %a (no content)",dataname,cachename,filename) + end + elseif trace_locating then + report_resolvers("skipping %a for %a from %a (invalid file)",dataname,cachename,filename) + end +end +function caches.collapsecontent(content) + for k,v in next,content do + if type(v)=="table" and #v==1 then + content[k]=v[1] + end + end +end +function caches.savecontent(cachename,dataname,content,filename) + if not filename then + local name=hashed(cachename) + local full,path=setfirstwritablefile(addsuffix(name,luasuffixes.lua),"trees") + filename=joinfile(path,name) + end + local luaname=addsuffix(filename,luasuffixes.lua) + local lucname=addsuffix(filename,luasuffixes.luc) + if trace_locating then + report_resolvers("preparing %a for %a",dataname,cachename) + end + local data={ + type=dataname, + root=cachename, + version=resolvers.cacheversion, + date=osdate("%Y-%m-%d"), + time=osdate("%H:%M:%S"), + content=content, + uuid=osuuid(), + } + local ok=savedata(luaname,serialize(data,true)) + if ok then + if trace_locating then + report_resolvers("category %a, cachename %a saved in %a",dataname,cachename,luaname) + end + if compilelua(luaname,lucname) then + if trace_locating then + report_resolvers("%a compiled to %a",dataname,lucname) + end + return true + else + if trace_locating then + report_resolvers("compiling failed for %a, deleting file %a",dataname,lucname) + end + removefile(lucname) + end + elseif trace_locating then + report_resolvers("unable to save %a in %a (access error)",dataname,luaname) + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-met"] = package.loaded["data-met"] or true + +-- original size: 5518, stripped down to: 3854 + +if not modules then modules={} end modules ['data-met']={ + version=1.100, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type=type +local find=string.find +local addurlscheme,urlhashed=url.addscheme,url.hashed +local collapsepath,joinfile=file.collapsepath,file.join +local report_methods=logs.reporter("resolvers","methods") +local trace_locating=false +local trace_methods=false +trackers.register("resolvers.locating",function(v) trace_methods=v end) +trackers.register("resolvers.methods",function(v) trace_methods=v end) +local allocate=utilities.storage.allocate +local resolvers=resolvers +local registered={} +local function splitmethod(filename) + if not filename then + return { + scheme="unknown", + original=filename, + } + end + if type(filename)=="table" then + return filename + end + filename=collapsepath(filename,".") + if not find(filename,"://",1,true) then + return { + scheme="file", + path=filename, + original=filename, + filename=filename, + } + end + local specification=urlhashed(filename) + if not specification.scheme or specification.scheme=="" then + return { + scheme="file", + path=filename, + original=filename, + filename=filename, + } + else + return specification + end +end +resolvers.splitmethod=splitmethod +local function methodhandler(what,first,...) + local method=registered[what] + if method then + local how=method.how + local namespace=method.namespace + if how=="uri" or how=="url" then + local specification=splitmethod(first) + local scheme=specification.scheme + local resolver=namespace and namespace[scheme] + if resolver then + if trace_methods then + report_methods("resolving, method %a, how %a, handler %a, argument %a",what,how,scheme,first) + end + return resolver(specification,...) + else + resolver=namespace.default or namespace.file + if resolver then + if trace_methods then + report_methods("resolving, method %a, how %a, handler %a, argument %a",what,how,"default",first) + end + return resolver(specification,...) + elseif trace_methods then + report_methods("resolving, method %a, how %a, handler %a, argument %a",what,how,"unset") + end + end + elseif how=="tag" then + local resolver=namespace and namespace[first] + if resolver then + if trace_methods then + report_methods("resolving, method %a, how %a, tag %a",what,how,first) + end + return resolver(...) + else + resolver=namespace.default or namespace.file + if resolver then + if trace_methods then + report_methods("resolving, method %a, how %a, tag %a",what,how,"default") + end + return resolver(...) + elseif trace_methods then + report_methods("resolving, method %a, how %a, tag %a",what,how,"unset") + end + end + end + else + report_methods("resolving, invalid method %a") + end +end +resolvers.methodhandler=methodhandler +function resolvers.registermethod(name,namespace,how) + registered[name]={ + how=how or "tag", + namespace=namespace + } + namespace["byscheme"]=function(scheme,filename,...) + if scheme=="file" then + return methodhandler(name,filename,...) + else + return methodhandler(name,addurlscheme(filename,scheme),...) + end + end +end +local concatinators=allocate { notfound=joinfile } +local locators=allocate { notfound=function() end } +local hashers=allocate { notfound=function() end } +local generators=allocate { notfound=function() end } +resolvers.concatinators=concatinators +resolvers.locators=locators +resolvers.hashers=hashers +resolvers.generators=generators +local registermethod=resolvers.registermethod +registermethod("concatinators",concatinators,"tag") +registermethod("locators",locators,"uri") +registermethod("hashers",hashers,"uri") +registermethod("generators",generators,"uri") + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-res"] = package.loaded["data-res"] or true + +-- original size: 69576, stripped down to: 44470 + +if not modules then modules={} end modules ['data-res']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files", +} +local gsub,find,lower,upper,match,gmatch=string.gsub,string.find,string.lower,string.upper,string.match,string.gmatch +local concat,insert,remove=table.concat,table.insert,table.remove +local next,type,rawget,loadfile=next,type,rawget,loadfile +local mergedtable=table.merged +local os=os +local P,S,R,C,Cc,Cs,Ct,Carg=lpeg.P,lpeg.S,lpeg.R,lpeg.C,lpeg.Cc,lpeg.Cs,lpeg.Ct,lpeg.Carg +local lpegmatch,lpegpatterns=lpeg.match,lpeg.patterns +local formatters=string.formatters +local filedirname=file.dirname +local filebasename=file.basename +local suffixonly=file.suffixonly +local addsuffix=file.addsuffix +local removesuffix=file.removesuffix +local filejoin=file.join +local collapsepath=file.collapsepath +local joinpath=file.joinpath +local is_qualified_path=file.is_qualified_path +local allocate=utilities.storage.allocate +local settings_to_array=utilities.parsers.settings_to_array +local urlhasscheme=url.hasscheme +local getcurrentdir=lfs.currentdir +local isfile=lfs.isfile +local isdir=lfs.isdir +local setmetatableindex=table.setmetatableindex +local luasuffixes=utilities.lua.suffixes +local trace_locating=false trackers .register("resolvers.locating",function(v) trace_locating=v end) +local trace_details=false trackers .register("resolvers.details",function(v) trace_details=v end) +local trace_expansions=false trackers .register("resolvers.expansions",function(v) trace_expansions=v end) +local trace_paths=false trackers .register("resolvers.paths",function(v) trace_paths=v end) +local resolve_otherwise=true directives.register("resolvers.otherwise",function(v) resolve_otherwise=v end) +local report_resolving=logs.reporter("resolvers","resolving") +local resolvers=resolvers +local expandedpathfromlist=resolvers.expandedpathfromlist +local checkedvariable=resolvers.checkedvariable +local splitconfigurationpath=resolvers.splitconfigurationpath +local methodhandler=resolvers.methodhandler +local filtered=resolvers.filtered_from_content +local lookup=resolvers.get_from_content +local cleanpath=resolvers.cleanpath +local resolveprefix=resolvers.resolve +local initializesetter=utilities.setters.initialize +local ostype,osname,osenv,ossetenv,osgetenv=os.type,os.name,os.env,os.setenv,os.getenv +resolvers.cacheversion="1.100" +resolvers.configbanner="" +resolvers.homedir=environment.homedir +resolvers.luacnfname="texmfcnf.lua" +resolvers.luacnffallback="contextcnf.lua" +resolvers.luacnfstate="unknown" +local criticalvars={ + "SELFAUTOLOC", + "SELFAUTODIR", + "SELFAUTOPARENT", + "TEXMFCNF", + "TEXMF", + "TEXOS", +} +if environment.default_texmfcnf then + resolvers.luacnfspec="home:texmf/web2c;"..environment.default_texmfcnf +else + resolvers.luacnfspec=concat ({ + "home:texmf/web2c", + "selfautoparent:/texmf-local/web2c", + "selfautoparent:/texmf-context/web2c", + "selfautoparent:/texmf-dist/web2c", + "selfautoparent:/texmf/web2c", + },";") +end +local unset_variable="unset" +local formats=resolvers.formats +local suffixes=resolvers.suffixes +local usertypes=resolvers.usertypes +local dangerous=resolvers.dangerous +local suffixmap=resolvers.suffixmap +resolvers.defaultsuffixes={ "tex" } +local instance=nil +local variable +local expansion +local setenv +local getenv +local formatofsuffix=resolvers.formatofsuffix +local splitpath=resolvers.splitpath +local splitmethod=resolvers.splitmethod +setenv=function(key,value,raw) + if instance then + instance.environment[key]=value + ossetenv(key,raw and value or resolveprefix(value)) + end +end +getenv=function(key) + local value=rawget(instance.environment,key) + if value and value~="" then + return value + else + local e=osgetenv(key) + return e~=nil and e~="" and checkedvariable(e) or "" + end +end +resolvers.getenv=getenv +resolvers.setenv=setenv +local dollarstripper=lpeg.stripper("$") +local inhibitstripper=P("!")^0*Cs(P(1)^0) +local expandedvariable,resolvedvariable do + local function resolveinstancevariable(k) + return instance.expansions[k] + end + local p_variable=P("$")/"" + local p_key=C(R("az","AZ","09","__","--")^1) + local p_whatever=P(";")*((1-S("!{}/\\"))^1*P(";")/"")+P(";")*(P(";")/"")+P(1) + local variableexpander=Cs((p_variable*(p_key/resolveinstancevariable)+p_whatever)^1 ) + local p_cleaner=P("\\")/"/"+P(";")*S("!{}/\\")^0*P(";")^1/";" + local variablecleaner=Cs((p_cleaner+P(1))^0) + local p_variable=R("az","AZ","09","__","--")^1/resolveinstancevariable + local p_variable=(P("$")/"")*(p_variable+(P("{")/"")*p_variable*(P("}")/"")) + local variableresolver=Cs((p_variable+P(1))^0) + expandedvariable=function(var) + return lpegmatch(variableexpander,var) or var + end + function resolvers.reset() + if trace_locating then + report_resolving("creating instance") + end + local environment={} + local variables={} + local expansions={} + local order={} + instance={ + environment=environment, + variables=variables, + expansions=expansions, + order=order, + files={}, + setups={}, + found={}, + foundintrees={}, + hashes={}, + hashed={}, + pathlists=false, + specification={}, + lists={}, + data={}, + fakepaths={}, + remember=true, + diskcache=true, + renewcache=false, + renewtree=false, + loaderror=false, + savelists=true, + pattern=nil, + force_suffixes=true, + pathstack={}, + } + setmetatableindex(variables,function(t,k) + local v + for i=1,#order do + v=order[i][k] + if v~=nil then + t[k]=v + return v + end + end + if v==nil then + v="" + end + t[k]=v + return v + end) + local repath=resolvers.repath + setmetatableindex(environment,function(t,k) + local v=osgetenv(k) + if v==nil then + v=variables[k] + end + if v~=nil then + v=checkedvariable(v) or "" + end + v=repath(v) + t[k]=v + return v + end) + setmetatableindex(expansions,function(t,k) + local v=environment[k] + if type(v)=="string" then + v=lpegmatch(variableresolver,v) + v=lpegmatch(variablecleaner,v) + end + t[k]=v + return v + end) + end +end +function resolvers.initialized() + return instance~=nil +end +local function reset_hashes() + instance.lists={} + instance.pathlists=false + instance.found={} +end +local function reset_caches() + instance.lists={} + instance.pathlists=false +end +local makepathexpression do + local slash=P("/") + local pathexpressionpattern=Cs ( + Cc("^")*( + Cc("%")*S(".-")+slash^2*P(-1)/"/.*" ++slash^2/"/"+(1-slash)*P(-1)*Cc("/")+P(1) + )^1*Cc("$") + ) + local cache={} + makepathexpression=function(str) + if str=="." then + return "^%./$" + else + local c=cache[str] + if not c then + c=lpegmatch(pathexpressionpattern,str) + cache[str]=c + end + return c + end + end +end +local function reportcriticalvariables(cnfspec) + if trace_locating then + for i=1,#criticalvars do + local k=criticalvars[i] + local v=getenv(k) or "unknown" + report_resolving("variable %a set to %a",k,v) + end + report_resolving() + if cnfspec then + report_resolving("using configuration specification %a",type(cnfspec)=="table" and concat(cnfspec,",") or cnfspec) + end + report_resolving() + end + reportcriticalvariables=function() end +end +local function identify_configuration_files() + local specification=instance.specification + if #specification==0 then + local cnfspec=getenv("TEXMFCNF") + if cnfspec=="" then + cnfspec=resolvers.luacnfspec + resolvers.luacnfstate="default" + else + resolvers.luacnfstate="environment" + end + reportcriticalvariables(cnfspec) + local cnfpaths=expandedpathfromlist(splitpath(cnfspec)) + local function locatecnf(luacnfname,kind) + for i=1,#cnfpaths do + local filepath=cnfpaths[i] + local filename=collapsepath(filejoin(filepath,luacnfname)) + local realname=resolveprefix(filename) + if trace_locating then + local fullpath=gsub(resolveprefix(collapsepath(filepath)),"//","/") + local weirdpath=find(fullpath,"/texmf.+/texmf") or not find(fullpath,"/web2c",1,true) + report_resolving("looking for %s %a on %s path %a from specification %a", + kind,luacnfname,weirdpath and "weird" or "given",fullpath,filepath) + end + if isfile(realname) then + specification[#specification+1]=filename + if trace_locating then + report_resolving("found %s configuration file %a",kind,realname) + end + end + end + end + locatecnf(resolvers.luacnfname,"regular") + if #specification==0 then + locatecnf(resolvers.luacnffallback,"fallback") + end + if trace_locating then + report_resolving() + end + elseif trace_locating then + report_resolving("configuration files already identified") + end +end +local function load_configuration_files() + local specification=instance.specification + local setups=instance.setups + local order=instance.order + if #specification>0 then + local luacnfname=resolvers.luacnfname + for i=1,#specification do + local filename=specification[i] + local pathname=filedirname(filename) + local filename=filejoin(pathname,luacnfname) + local realname=resolveprefix(filename) + local blob=loadfile(realname) + if blob then + local data=blob() + local parent=data and data.parent + if parent then + local filename=filejoin(pathname,parent) + local realname=resolveprefix(filename) + local blob=loadfile(realname) + if blob then + local parentdata=blob() + if parentdata then + report_resolving("loading configuration file %a",filename) + data=mergedtable(parentdata,data) + end + end + end + data=data and data.content + if data then + if trace_locating then + report_resolving("loading configuration file %a",filename) + report_resolving() + end + local variables=data.variables or {} + local warning=false + for k,v in next,data do + local variant=type(v) + if variant=="table" then + initializesetter(filename,k,v) + elseif variables[k]==nil then + if trace_locating and not warning then + report_resolving("variables like %a in configuration file %a should move to the 'variables' subtable", + k,resolveprefix(filename)) + warning=true + end + variables[k]=v + end + end + setups[pathname]=variables + if resolvers.luacnfstate=="default" then + local cnfspec=variables["TEXMFCNF"] + if cnfspec then + if trace_locating then + report_resolving("reloading configuration due to TEXMF redefinition") + end + setenv("TEXMFCNF",cnfspec) + instance.specification={} + identify_configuration_files() + load_configuration_files() + resolvers.luacnfstate="configuration" + break + end + end + else + if trace_locating then + report_resolving("skipping configuration file %a (no content)",filename) + end + setups[pathname]={} + instance.loaderror=true + end + elseif trace_locating then + report_resolving("skipping configuration file %a (no valid format)",filename) + end + order[#order+1]=setups[pathname] + if instance.loaderror then + break + end + end + elseif trace_locating then + report_resolving("warning: no lua configuration files found") + end +end +local expandedpathlist +local unexpandedpathlist +function resolvers.configurationfiles() + return instance.specification or {} +end +local function load_file_databases() + instance.loaderror=false + instance.files={} + if not instance.renewcache then + local hashes=instance.hashes + for k=1,#hashes do + local hash=hashes[k] + resolvers.hashers.byscheme(hash.type,hash.name) + if instance.loaderror then break end + end + end +end +local function locate_file_databases() + local texmfpaths=expandedpathlist("TEXMF") + if #texmfpaths>0 then + for i=1,#texmfpaths do + local path=collapsepath(texmfpaths[i]) + path=gsub(path,"/+$","") + local stripped=lpegmatch(inhibitstripper,path) + if stripped~="" then + local runtime=stripped==path + path=cleanpath(path) + local spec=splitmethod(stripped) + if runtime and (spec.noscheme or spec.scheme=="file") then + stripped="tree:///"..stripped + elseif spec.scheme=="cache" or spec.scheme=="file" then + stripped=spec.path + end + if trace_locating then + if runtime then + report_resolving("locating list of %a (runtime) (%s)",path,stripped) + else + report_resolving("locating list of %a (cached)",path) + end + end + methodhandler('locators',stripped) + end + end + if trace_locating then + report_resolving() + end + elseif trace_locating then + report_resolving("no texmf paths are defined (using TEXMF)") + end +end +local function generate_file_databases() + local hashes=instance.hashes + for k=1,#hashes do + local hash=hashes[k] + methodhandler('generators',hash.name) + end + if trace_locating then + report_resolving() + end +end +local function save_file_databases() + local hashes=instance.hashes + local files=instance.files + for i=1,#hashes do + local hash=hashes[i] + local cachename=hash.name + if hash.cache then + local content=files[cachename] + caches.collapsecontent(content) + if trace_locating then + report_resolving("saving tree %a",cachename) + end + caches.savecontent(cachename,"files",content) + elseif trace_locating then + report_resolving("not saving runtime tree %a",cachename) + end + end +end +function resolvers.renew(hashname) + local files=instance.files + if hashname and hashname~="" then + local expanded=expansion(hashname) or "" + if expanded~="" then + if trace_locating then + report_resolving("identifying tree %a from %a",expanded,hashname) + end + hashname=expanded + else + if trace_locating then + report_resolving("identifying tree %a",hashname) + end + end + local realpath=resolveprefix(hashname) + if isdir(realpath) then + if trace_locating then + report_resolving("using path %a",realpath) + end + methodhandler('generators',hashname) + local content=files[hashname] + caches.collapsecontent(content) + if trace_locating then + report_resolving("saving tree %a",hashname) + end + caches.savecontent(hashname,"files",content) + else + report_resolving("invalid path %a",realpath) + end + end +end +local function load_databases() + locate_file_databases() + if instance.diskcache and not instance.renewcache then + load_file_databases() + if instance.loaderror then + generate_file_databases() + save_file_databases() + end + else + generate_file_databases() + if instance.renewcache then + save_file_databases() + end + end +end +function resolvers.appendhash(type,name,cache) + local hashed=instance.hashed + local hashes=instance.hashes + if hashed[name] then + else + if trace_locating then + report_resolving("hash %a appended",name) + end + insert(hashes,{ type=type,name=name,cache=cache } ) + hashed[name]=cache + end +end +function resolvers.prependhash(type,name,cache) + local hashed=instance.hashed + local hashes=instance.hashes + if hashed[name] then + else + if trace_locating then + report_resolving("hash %a prepended",name) + end + insert(hashes,1,{ type=type,name=name,cache=cache } ) + hashed[name]=cache + end +end +function resolvers.extendtexmfvariable(specification) + local environment=instance.environment + local variables=instance.variables + local texmftrees=splitpath(getenv("TEXMF")) + insert(texmftrees,1,specification) + texmftrees=concat(texmftrees,",") + if environment["TEXMF"] then + environment["TEXMF"]=texmftrees + elseif variables["TEXMF"] then + variables["TEXMF"]=texmftrees + else + end + reset_hashes() +end +function resolvers.splitexpansions() + local expansions=instance.expansions + for k,v in next,expansions do + local t,tn,h,p={},0,{},splitconfigurationpath(v) + for kk=1,#p do + local vv=p[kk] + if vv~="" and not h[vv] then + tn=tn+1 + t[tn]=vv + h[vv]=true + end + end + if tn>1 then + expansions[k]=t + else + expansions[k]=t[1] + end + end +end +function resolvers.datastate() + return caches.contentstate() +end +variable=function(name) + local variables=instance.variables + local name=name and lpegmatch(dollarstripper,name) + local result=name and variables[name] + return result~=nil and result or "" +end +expansion=function(name) + local expansions=instance.expansions + local name=name and lpegmatch(dollarstripper,name) + local result=name and expansions[name] + return result~=nil and result or "" +end +resolvers.variable=variable +resolvers.expansion=expansion +unexpandedpathlist=function(str) + local pth=variable(str) + local lst=splitpath(pth) + return expandedpathfromlist(lst) +end +function resolvers.unexpandedpath(str) + return joinpath(unexpandedpathlist(str)) +end +function resolvers.pushpath(name) + local pathstack=instance.pathstack + local lastpath=pathstack[#pathstack] + local pluspath=filedirname(name) + if lastpath then + lastpath=collapsepath(filejoin(lastpath,pluspath)) + else + lastpath=collapsepath(pluspath) + end + insert(pathstack,lastpath) + if trace_paths then + report_resolving("pushing path %a",lastpath) + end +end +function resolvers.poppath() + local pathstack=instance.pathstack + if trace_paths and #pathstack>0 then + report_resolving("popping path %a",pathstack[#pathstack]) + end + remove(pathstack) +end +function resolvers.stackpath() + local pathstack=instance.pathstack + local currentpath=pathstack[#pathstack] + return currentpath~="" and currentpath or nil +end +local done={} +function resolvers.resetextrapaths() + local extra_paths=instance.extra_paths + if not extra_paths then + done={} + instance.extra_paths={} + elseif #ep>0 then + done={} + reset_caches() + end +end +function resolvers.getextrapaths() + return instance.extra_paths or {} +end +function resolvers.registerextrapath(paths,subpaths) + if not subpaths or subpaths=="" then + if not paths or path=="" then + return + elseif done[paths] then + return + end + end + local paths=settings_to_array(paths) + local subpaths=settings_to_array(subpaths) + local extra_paths=instance.extra_paths or {} + local oldn=#extra_paths + local newn=oldn + local nofpaths=#paths + local nofsubpaths=#subpaths + if nofpaths>0 then + if nofsubpaths>0 then + for i=1,nofpaths do + local p=paths[i] + for j=1,nofsubpaths do + local s=subpaths[j] + local ps=p.."/"..s + if not done[ps] then + newn=newn+1 + extra_paths[newn]=cleanpath(ps) + done[ps]=true + end + end + end + else + for i=1,nofpaths do + local p=paths[i] + if not done[p] then + newn=newn+1 + extra_paths[newn]=cleanpath(p) + done[p]=true + end + end + end + elseif nofsubpaths>0 then + for i=1,oldn do + for j=1,nofsubpaths do + local s=subpaths[j] + local ps=extra_paths[i].."/"..s + if not done[ps] then + newn=newn+1 + extra_paths[newn]=cleanpath(ps) + done[ps]=true + end + end + end + end + if newn>0 then + instance.extra_paths=extra_paths + end + if newn~=oldn then + reset_caches() + end +end +function resolvers.pushextrapath(path) + local paths=settings_to_array(path) + local extra_stack=instance.extra_stack + if extra_stack then + insert(extra_stack,1,paths) + else + instance.extra_stack={ paths } + end + reset_caches() +end +function resolvers.popextrapath() + local extra_stack=instance.extra_stack + if extra_stack then + reset_caches() + return remove(extra_stack,1) + end +end +local function made_list(instance,list,extra_too) + local done={} + local new={} + local newn=0 + local function add(p) + for k=1,#p do + local v=p[k] + if not done[v] then + done[v]=true + newn=newn+1 + new[newn]=v + end + end + end + for k=1,#list do + local v=list[k] + if done[v] then + elseif find(v,"^[%.%/]$") then + done[v]=true + newn=newn+1 + new[newn]=v + else + break + end + end + if extra_too then + local extra_stack=instance.extra_stack + local extra_paths=instance.extra_paths + if extra_stack and #extra_stack>0 then + for k=1,#extra_stack do + add(extra_stack[k]) + end + end + if extra_paths and #extra_paths>0 then + add(extra_paths) + end + end + add(list) + return new +end +expandedpathlist=function(str,extra_too) + if not str then + return {} + elseif instance.savelists then + str=lpegmatch(dollarstripper,str) + local lists=instance.lists + local lst=lists[str] + if not lst then + local l=made_list(instance,splitpath(expansion(str)),extra_too) + lst=expandedpathfromlist(l) + lists[str]=lst + end + return lst + else + local lst=splitpath(expansion(str)) + return made_list(instance,expandedpathfromlist(lst),extra_too) + end +end +resolvers.expandedpathlist=expandedpathlist +resolvers.unexpandedpathlist=unexpandedpathlist +function resolvers.cleanpathlist(str) + local t=expandedpathlist(str) + if t then + for i=1,#t do + t[i]=collapsepath(cleanpath(t[i])) + end + end + return t +end +function resolvers.expandpath(str) + return joinpath(expandedpathlist(str)) +end +local function expandedpathlistfromvariable(str) + str=lpegmatch(dollarstripper,str) + local tmp=resolvers.variableofformatorsuffix(str) + return expandedpathlist(tmp~="" and tmp or str) +end +function resolvers.expandpathfromvariable(str) + return joinpath(expandedpathlistfromvariable(str)) +end +resolvers.expandedpathlistfromvariable=expandedpathlistfromvariable +function resolvers.cleanedpathlist(v) + local t=expandedpathlist(v) + for i=1,#t do + t[i]=resolveprefix(cleanpath(t[i])) + end + return t +end +function resolvers.expandbraces(str) + local pth=expandedpathfromlist(splitpath(str)) + return joinpath(pth) +end +function resolvers.registerfilehash(name,content,someerror) + local files=instance.files + if content then + files[name]=content + else + files[name]={} + if somerror==true then + instance.loaderror=someerror + end + end +end +function resolvers.getfilehashes() + return instance and instance.files or {} +end +function resolvers.gethashes() + return instance and instance.hashes or {} +end +function resolvers.renewcache() + if instance then + instance.renewcache=true + end +end +local function isreadable(name) + local readable=isfile(name) + if trace_details then + if readable then + report_resolving("file %a is readable",name) + else + report_resolving("file %a is not readable",name) + end + end + return readable +end +local function collect_files(names) + local filelist={} + local noffiles=0 + local function check(hash,root,pathname,path,basename,name) + if not pathname or find(path,pathname) then + local variant=hash.type + local search=filejoin(root,path,name) + local result=methodhandler('concatinators',variant,root,path,name) + if trace_details then + report_resolving("match: variant %a, search %a, result %a",variant,search,result) + end + noffiles=noffiles+1 + filelist[noffiles]={ variant,search,result } + end + end + for k=1,#names do + local filename=names[k] + if trace_details then + report_resolving("checking name %a",filename) + end + local basename=filebasename(filename) + local pathname=filedirname(filename) + if pathname=="" or find(pathname,"^%.") then + pathname=false + else + pathname=gsub(pathname,"%*",".*") + pathname="/"..pathname.."$" + end + local hashes=instance.hashes + local files=instance.files + for h=1,#hashes do + local hash=hashes[h] + local hashname=hash.name + local content=hashname and files[hashname] + if content then + if trace_details then + report_resolving("deep checking %a, base %a, pattern %a",hashname,basename,pathname) + end + local path,name=lookup(content,basename) + if path then + local metadata=content.metadata + local realroot=metadata and metadata.path or hashname + if type(path)=="string" then + check(hash,realroot,pathname,path,basename,name) + else + for i=1,#path do + check(hash,realroot,pathname,path[i],basename,name) + end + end + end + elseif trace_locating then + report_resolving("no match in %a (%s)",hashname,basename) + end + end + end + return noffiles>0 and filelist or nil +end +local fit={} +function resolvers.registerintrees(filename,format,filetype,usedmethod,foundname) + local foundintrees=instance.foundintrees + if usedmethod=="direct" and filename==foundname and fit[foundname] then + else + local collapsed=collapsepath(foundname,true) + local t={ + filename=filename, + format=format~="" and format or nil, + filetype=filetype~="" and filetype or nil, + usedmethod=usedmethod, + foundname=foundname, + fullname=collapsed, + } + fit[foundname]=t + foundintrees[#foundintrees+1]=t + end +end +function resolvers.foundintrees() + return instance.foundintrees or {} +end +function resolvers.foundintree(fullname) + local f=fit[fullname] + return f and f.usedmethod=="database" +end +local function can_be_dir(name) + local fakepaths=instance.fakepaths + if not fakepaths[name] then + if isdir(name) then + fakepaths[name]=1 + else + fakepaths[name]=2 + end + end + return fakepaths[name]==1 +end +local preparetreepattern=Cs((P(".")/"%%."+P("-")/"%%-"+P(1))^0*Cc("$")) +local collect_instance_files +local function find_analyze(filename,askedformat,allresults) + local filetype='' + local filesuffix=suffixonly(filename) + local wantedfiles={} + wantedfiles[#wantedfiles+1]=filename + if askedformat=="" then + if filesuffix=="" or not suffixmap[filesuffix] then + local defaultsuffixes=resolvers.defaultsuffixes + for i=1,#defaultsuffixes do + local forcedname=filename..'.'..defaultsuffixes[i] + wantedfiles[#wantedfiles+1]=forcedname + filetype=formatofsuffix(forcedname) + if trace_locating then + report_resolving("forcing filetype %a",filetype) + end + end + else + filetype=formatofsuffix(filename) + if trace_locating then + report_resolving("using suffix based filetype %a",filetype) + end + end + else + if filesuffix=="" or not suffixmap[filesuffix] then + local format_suffixes=suffixes[askedformat] + if format_suffixes then + for i=1,#format_suffixes do + wantedfiles[#wantedfiles+1]=filename.."."..format_suffixes[i] + end + end + end + filetype=askedformat + if trace_locating then + report_resolving("using given filetype %a",filetype) + end + end + return filetype,wantedfiles +end +local function find_direct(filename,allresults) + if not dangerous[askedformat] and isreadable(filename) then + if trace_details then + report_resolving("file %a found directly",filename) + end + return "direct",{ filename } + end +end +local function find_wildcard(filename,allresults) + if find(filename,'*',1,true) then + if trace_locating then + report_resolving("checking wildcard %a",filename) + end + local result=resolvers.findwildcardfiles(filename) + if result then + return "wildcard",result + end + end +end +local function find_qualified(filename,allresults,askedformat,alsostripped) + if not is_qualified_path(filename) then + return + end + if trace_locating then + report_resolving("checking qualified name %a",filename) + end + if isreadable(filename) then + if trace_details then + report_resolving("qualified file %a found",filename) + end + return "qualified",{ filename } + end + if trace_details then + report_resolving("locating qualified file %a",filename) + end + local forcedname,suffix="",suffixonly(filename) + if suffix=="" then + local format_suffixes=askedformat=="" and resolvers.defaultsuffixes or suffixes[askedformat] + if format_suffixes then + for i=1,#format_suffixes do + local suffix=format_suffixes[i] + forcedname=filename.."."..suffix + if isreadable(forcedname) then + if trace_locating then + report_resolving("no suffix, forcing format filetype %a",suffix) + end + return "qualified",{ forcedname } + end + end + end + end + if alsostripped and suffix and suffix~="" then + local basename=filebasename(filename) + local pattern=lpegmatch(preparetreepattern,filename) + local savedformat=askedformat + local format=savedformat or "" + if format=="" then + askedformat=formatofsuffix(suffix) + end + if not format then + askedformat="othertextfiles" + end + if basename~=filename then + local resolved=collect_instance_files(basename,askedformat,allresults) + if #resolved==0 then + local lowered=lower(basename) + if filename~=lowered then + resolved=collect_instance_files(lowered,askedformat,allresults) + end + end + resolvers.format=savedformat + if #resolved>0 then + local result={} + for r=1,#resolved do + local rr=resolved[r] + if find(rr,pattern) then + result[#result+1]=rr + end + end + if #result>0 then + return "qualified",result + end + end + end + end +end +local function check_subpath(fname) + if isreadable(fname) then + if trace_details then + report_resolving("found %a by deep scanning",fname) + end + return fname + end +end +local function makepathlist(list,filetype) + local typespec=resolvers.variableofformat(filetype) + local pathlist=expandedpathlist(typespec,filetype and usertypes[filetype]) + local entry={} + if pathlist and #pathlist>0 then + for k=1,#pathlist do + local path=pathlist[k] + local prescanned=find(path,'^!!') + local resursive=find(path,'//$') + local pathname=lpegmatch(inhibitstripper,path) + local expression=makepathexpression(pathname) + local barename=gsub(pathname,"/+$","") + barename=resolveprefix(barename) + local scheme=urlhasscheme(barename) + local schemename=gsub(barename,"%.%*$",'') + entry[k]={ + path=path, + pathname=pathname, + prescanned=prescanned, + recursive=recursive, + expression=expression, + barename=barename, + scheme=scheme, + schemename=schemename, + } + end + entry.typespec=typespec + list[filetype]=entry + else + list[filetype]=false + end + return entry +end +local function find_intree(filename,filetype,wantedfiles,allresults) + local pathlists=instance.pathlists + if not pathlists then + pathlists=setmetatableindex({},makepathlist) + instance.pathlists=pathlists + end + local pathlist=pathlists[filetype] + if pathlist then + local method="intree" + local filelist=collect_files(wantedfiles) + local dirlist={} + local result={} + if filelist then + for i=1,#filelist do + dirlist[i]=filedirname(filelist[i][3]).."/" + end + end + if trace_details then + report_resolving("checking filename %a in tree",filename) + end + for k=1,#pathlist do + local entry=pathlist[k] + local path=entry.path + local pathname=entry.pathname + local done=false + if filelist then + local expression=entry.expression + if trace_details then + report_resolving("using pattern %a for path %a",expression,pathname) + end + for k=1,#filelist do + local fl=filelist[k] + local f=fl[2] + local d=dirlist[k] + if find(d,expression) or find(resolveprefix(d),expression) then + result[#result+1]=resolveprefix(fl[3]) + done=true + if allresults then + if trace_details then + report_resolving("match to %a in hash for file %a and path %a, continue scanning",expression,f,d) + end + else + if trace_details then + report_resolving("match to %a in hash for file %a and path %a, quit scanning",expression,f,d) + end + break + end + elseif trace_details then + report_resolving("no match to %a in hash for file %a and path %a",expression,f,d) + end + end + end + if done then + method="database" + else + method="filesystem" + local scheme=entry.scheme + if not scheme or scheme=="file" then + local pname=entry.schemename + if not find(pname,"*",1,true) then + if can_be_dir(pname) then + if not done and not entry.prescanned then + if trace_details then + report_resolving("quick root scan for %a",pname) + end + for k=1,#wantedfiles do + local w=wantedfiles[k] + local fname=check_subpath(filejoin(pname,w)) + if fname then + result[#result+1]=fname + done=true + if not allresults then + break + end + end + end + if not done and entry.recursive then + if trace_details then + report_resolving("scanning filesystem for %a",pname) + end + local files=resolvers.simplescanfiles(pname,false,true) + for k=1,#wantedfiles do + local w=wantedfiles[k] + local subpath=files[w] + if not subpath or subpath=="" then + elseif type(subpath)=="string" then + local fname=check_subpath(filejoin(pname,subpath,w)) + if fname then + result[#result+1]=fname + done=true + if not allresults then + break + end + end + else + for i=1,#subpath do + local sp=subpath[i] + if sp=="" then + else + local fname=check_subpath(filejoin(pname,sp,w)) + if fname then + result[#result+1]=fname + done=true + if not allresults then + break + end + end + end + end + if done and not allresults then + break + end + end + end + end + end + end + else + end + else + for k=1,#wantedfiles do + local pname=entry.barename + local fname=methodhandler('finders',pname.."/"..wantedfiles[k]) + if fname then + result[#result+1]=fname + done=true + if not allresults then + break + end + end + end + end + end + if done and not allresults then + break + end + end + if #result>0 then + return method,result + end + end +end +local function find_onpath(filename,filetype,wantedfiles,allresults) + if trace_details then + report_resolving("checking filename %a, filetype %a, wanted files %a",filename,filetype,concat(wantedfiles," | ")) + end + local result={} + for k=1,#wantedfiles do + local fname=wantedfiles[k] + if fname and isreadable(fname) then + filename=fname + result[#result+1]=filejoin('.',fname) + if not allresults then + break + end + end + end + if #result>0 then + return "onpath",result + end +end +local function find_otherwise(filename,filetype,wantedfiles,allresults) + local filelist=collect_files(wantedfiles) + local fl=filelist and filelist[1] + if fl then + return "otherwise",{ resolveprefix(fl[3]) } + end +end +collect_instance_files=function(filename,askedformat,allresults) + if not filename or filename=="" then + return {} + end + askedformat=askedformat or "" + filename=collapsepath(filename,".") + filename=gsub(filename,"^%./",getcurrentdir().."/") + if allresults then + local filetype,wantedfiles=find_analyze(filename,askedformat) + local results={ + { find_direct (filename,true) }, + { find_wildcard (filename,true) }, + { find_qualified(filename,true,askedformat) }, + { find_intree (filename,filetype,wantedfiles,true) }, + { find_onpath (filename,filetype,wantedfiles,true) }, + { find_otherwise(filename,filetype,wantedfiles,true) }, + } + local result={} + local status={} + local done={} + for k,r in next,results do + local method,list=r[1],r[2] + if method and list then + for i=1,#list do + local c=collapsepath(list[i]) + if not done[c] then + result[#result+1]=c + done[c]=true + end + status[#status+1]=formatters["%-10s: %s"](method,c) + end + end + end + if trace_details then + report_resolving("lookup status: %s",table.serialize(status,filename)) + end + return result,status + else + local method,result,stamp,filetype,wantedfiles + if instance.remember then + if askedformat=="" then + stamp=formatters["%s::%s"](suffixonly(filename),filename) + else + stamp=formatters["%s::%s"](askedformat,filename) + end + result=stamp and instance.found[stamp] + if result then + if trace_locating then + report_resolving("remembered file %a",filename) + end + return result + end + end + method,result=find_direct(filename) + if not result then + method,result=find_wildcard(filename) + if not result then + method,result=find_qualified(filename,false,askedformat) + if not result then + filetype,wantedfiles=find_analyze(filename,askedformat) + method,result=find_intree(filename,filetype,wantedfiles) + if not result then + method,result=find_onpath(filename,filetype,wantedfiles) + if resolve_otherwise and not result then + method,result=find_otherwise(filename,filetype,wantedfiles) + end + end + end + end + end + if result and #result>0 then + local foundname=collapsepath(result[1]) + resolvers.registerintrees(filename,askedformat,filetype,method,foundname) + result={ foundname } + else + result={} + end + if stamp then + if trace_locating then + report_resolving("remembering file %a using hash %a",filename,stamp) + end + instance.found[stamp]=result + end + return result + end +end +local function findfiles(filename,filetype,allresults) + if not filename or filename=="" then + return {} + end + if allresults==nil then + allresults=true + end + local result,status=collect_instance_files(filename,filetype or "",allresults) + if not result or #result==0 then + local lowered=lower(filename) + if filename~=lowered then + result,status=collect_instance_files(lowered,filetype or "",allresults) + end + end + return result or {},status +end +local function findfile(filename,filetype) + if not filename or filename=="" then + return "" + else + return findfiles(filename,filetype,false)[1] or "" + end +end +resolvers.findfiles=findfiles +resolvers.findfile=findfile +resolvers.find_file=findfile +resolvers.find_files=findfiles +function resolvers.findpath(filename,filetype) + return filedirname(findfiles(filename,filetype,false)[1] or "") +end +local function findgivenfiles(filename,allresults) + local hashes=instance.hashes + local files=instance.files + local base=filebasename(filename) + local result={} + local function okay(hash,path,name) + local found=methodhandler('concatinators',hash.type,hash.name,path,name) + if found and found~="" then + result[#result+1]=resolveprefix(found) + return not allresults + end + end + for k=1,#hashes do + local hash=hashes[k] + local content=files[hash.name] + if content then + local path,name=lookup(content,base) + if not path then + elseif type(path)=="string" then + if okay(hash,path,name) then + return result + end + else + for i=1,#path do + if okay(hash,path[i],name) then + return result + end + end + end + end + end + return result +end +function resolvers.findgivenfiles(filename) + return findgivenfiles(filename,true) +end +function resolvers.findgivenfile(filename) + return findgivenfiles(filename,false)[1] or "" +end +local makewildcard=Cs( + (P("^")^0*P("/")*P(-1)+P(-1))/".*"+(P("^")^0*P("/")/"")^0*(P("*")/".*"+P("-")/"%%-"+P(".")/"%%."+P("?")/"."+P("\\")/"/"+P(1))^0 +) +function resolvers.wildcardpattern(pattern) + return lpegmatch(makewildcard,pattern) or pattern +end +local function findwildcardfiles(filename,allresults,result) + local files=instance.files + local hashes=instance.hashes + local result=result or {} + local base=filebasename(filename) + local dirn=filedirname(filename) + local path=lower(lpegmatch(makewildcard,dirn) or dirn) + local name=lower(lpegmatch(makewildcard,base) or base) + if find(name,"*",1,true) then + local function okay(found,path,base,hashname,hashtype) + if find(found,path) then + local full=methodhandler('concatinators',hashtype,hashname,found,base) + if full and full~="" then + result[#result+1]=resolveprefix(full) + return not allresults + end + end + end + for k=1,#hashes do + local hash=hashes[k] + local hashname=hash.name + local hashtype=hash.type + if hashname and hashtype then + for found,base in filtered(files[hashname],name) do + if type(found)=='string' then + if okay(found,path,base,hashname,hashtype) then + break + end + else + for i=1,#found do + if okay(found[i],path,base,hashname,hashtype) then + break + end + end + end + end + end + end + else + local function okayokay(found,path,base,hashname,hashtype) + if find(found,path) then + local full=methodhandler('concatinators',hashtype,hashname,found,base) + if full and full~="" then + result[#result+1]=resolveprefix(full) + return not allresults + end + end + end + for k=1,#hashes do + local hash=hashes[k] + local hashname=hash.name + local hashtype=hash.type + if hashname and hashtype then + local found,base=lookup(content,base) + if not found then + elseif type(found)=='string' then + if okay(found,path,base,hashname,hashtype) then + break + end + else + for i=1,#found do + if okay(found[i],path,base,hashname,hashtype) then + break + end + end + end + end + end + end + return result +end +function resolvers.findwildcardfiles(filename,result) + return findwildcardfiles(filename,true,result) +end +function resolvers.findwildcardfile(filename) + return findwildcardfiles(filename,false)[1] or "" +end +do + local starttiming=statistics.starttiming + local stoptiming=statistics.stoptiming + local elapsedtime=statistics.elapsedtime + function resolvers.starttiming() + starttiming(instance) + end + function resolvers.stoptiming() + stoptiming(instance) + end + function resolvers.loadtime() + return elapsedtime(instance) + end +end +function resolvers.automount() +end +function resolvers.load(option) + resolvers.starttiming() + identify_configuration_files() + load_configuration_files() + if option~="nofiles" then + load_databases() + resolvers.automount() + end + resolvers.stoptiming() + local files=instance.files + return files and next(files) and true +end +local function report(str) + if trace_locating then + report_resolving(str) + else + print(str) + end +end +function resolvers.dowithfilesandreport(command,files,...) + if files and #files>0 then + if trace_locating then + report('') + end + if type(files)=="string" then + files={ files } + end + for f=1,#files do + local file=files[f] + local result=command(file,...) + if type(result)=='string' then + report(result) + else + for i=1,#result do + report(result[i]) + end + end + end + end +end +function resolvers.showpath(str) + return joinpath(expandedpathlist(resolvers.formatofvariable(str))) +end +function resolvers.registerfile(files,name,path) + if files[name] then + if type(files[name])=='string' then + files[name]={ files[name],path } + else + files[name]=path + end + else + files[name]=path + end +end +function resolvers.dowithpath(name,func) + local pathlist=expandedpathlist(name) + for i=1,#pathlist do + func("^"..cleanpath(pathlist[i])) + end +end +function resolvers.dowithvariable(name,func) + func(expandedvariable(name)) +end +function resolvers.locateformat(name) + local engine=environment.ownmain or "luatex" + local barename=removesuffix(file.basename(name)) + local fullname=addsuffix(barename,"fmt") + local fmtname=caches.getfirstreadablefile(fullname,"formats",engine) or "" + if fmtname=="" then + fmtname=findfile(fullname) + fmtname=cleanpath(fmtname) + end + if fmtname~="" then + local barename=removesuffix(fmtname) + local luaname=addsuffix(barename,luasuffixes.lua) + local lucname=addsuffix(barename,luasuffixes.luc) + local luiname=addsuffix(barename,luasuffixes.lui) + if isfile(luiname) then + return fmtname,luiname + elseif isfile(lucname) then + return fmtname,lucname + elseif isfile(luaname) then + return fmtname,luaname + end + end + return nil,nil +end +function resolvers.booleanvariable(str,default) + local b=expansion(str) + if b=="" then + return default + else + b=toboolean(b) + return (b==nil and default) or b + end +end +function resolvers.dowithfilesintree(pattern,handle,before,after) + local hashes=instance.hashes + local files=instance.files + for i=1,#hashes do + local hash=hashes[i] + local blobtype=hash.type + local blobpath=hash.name + if blobtype and blobpath then + local total=0 + local checked=0 + local done=0 + if before then + before(blobtype,blobpath,pattern) + end + for path,name in filtered(files[blobpath],pattern) do + if type(path)=="string" then + checked=checked+1 + if handle(blobtype,blobpath,path,name) then + done=done+1 + end + else + checked=checked+#path + for i=1,#path do + if handle(blobtype,blobpath,path[i],name) then + done=done+1 + end + end + end + end + if after then + after(blobtype,blobpath,pattern,checked,done) + end + end + end +end +function resolvers.knownvariables(pattern) + if instance then + local environment=instance.environment + local variables=instance.variables + local expansions=instance.expansions + local order=instance.order + local pattern=upper(pattern or "") + local result={} + for i=1,#order do + for key in next,order[i] do + if result[key]==nil and key~="" and (pattern=="" or find(upper(key),pattern)) then + result[key]={ + environment=rawget(environment,key), + variable=key, + expansion=expansions[key], + resolved=resolveprefix(expansions[key]), + } + end + end + end + return result + else + return {} + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-pre"] = package.loaded["data-pre"] or true + +-- original size: 5872, stripped down to: 3691 + +if not modules then modules={} end modules ['data-pre']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local ipairs=ipairs +local insert,remove=table.insert,table.remove +local resolvers=resolvers +local prefixes=resolvers.prefixes +local cleanpath=resolvers.cleanpath +local findgivenfile=resolvers.findgivenfile +local expansion=resolvers.expansion +local getenv=resolvers.getenv +local basename=file.basename +local dirname=file.dirname +local joinpath=file.join +local isfile=lfs.isfile +local isdir=lfs.isdir +prefixes.environment=function(str) + return cleanpath(expansion(str)) +end +local function relative(str,n) + if not isfile(str) then + local pstr="./"..str + if isfile(pstr) then + str=pstr + else + local p="../" + for i=1,n or 2 do + local pstr=p..str + if isfile(pstr) then + str=pstr + break + else + p=p.."../" + end + end + end + end + return cleanpath(str) +end +local function locate(str) + local fullname=findgivenfile(str) or "" + return cleanpath(fullname~="" and fullname or str) +end +prefixes.relative=relative +prefixes.locate=locate +prefixes.auto=function(str) + local fullname=relative(str) + if not isfile(fullname) then + fullname=locate(str) + end + return fullname +end +prefixes.filename=function(str) + local fullname=findgivenfile(str) or "" + return cleanpath(basename((fullname~="" and fullname) or str)) +end +prefixes.pathname=function(str) + local fullname=findgivenfile(str) or "" + return cleanpath(dirname((fullname~="" and fullname) or str)) +end +prefixes.selfautoloc=function(str) + local pth=getenv('SELFAUTOLOC') + return cleanpath(str and joinpath(pth,str) or pth) +end +prefixes.selfautoparent=function(str) + local pth=getenv('SELFAUTOPARENT') + return cleanpath(str and joinpath(pth,str) or pth) +end +prefixes.selfautodir=function(str) + local pth=getenv('SELFAUTODIR') + return cleanpath(str and joinpath(pth,str) or pth) +end +prefixes.home=function(str) + local pth=getenv('HOME') + return cleanpath(str and joinpath(pth,str) or pth) +end +do + local tmppth + prefixes.temp=function(str) + if not tmppth then + for _,s in ipairs { "TMP","TEMP","TMPDIR","TEMPDIR" } do + tmppth=getenv(s) + if tmppth~="" and isdir(tmppth) then + break + end + end + if not tmppth or tmppth=="" then + tmppth="." + end + end + return cleanpath(str and joinpath(tmppth,str) or tmppth) + end + prefixes.texruns=function(str) + local pth=getenv('TEXRUNS') + if pth=="" then + pth=tmppth + end + return cleanpath(str and joinpath(pth,str) or pth) + end +end +prefixes.env=prefixes.environment +prefixes.rel=prefixes.relative +prefixes.loc=prefixes.locate +prefixes.kpse=prefixes.locate +prefixes.full=prefixes.locate +prefixes.file=prefixes.filename +prefixes.path=prefixes.pathname +local inputstack={} +local stackpath=resolvers.stackpath +local function toppath() + if not inputstack then + return "." + end + local pathname=dirname(inputstack[#inputstack] or "") + if pathname=="" then + return "." + else + return pathname + end +end +local function jobpath() + local path=stackpath() + if not path or path=="" then + return "." + else + return path + end +end +local function pushinputname(name) + insert(inputstack,name) +end +local function popinputname(name) + return remove(inputstack) +end +resolvers.toppath=toppath +resolvers.jobpath=jobpath +resolvers.pushinputname=pushinputname +resolvers.popinputname=popinputname +prefixes.toppath=function(str) return cleanpath(joinpath(toppath(),str)) end +prefixes.jobpath=function(str) return cleanpath(joinpath(jobpath(),str)) end +resolvers.setdynamic("toppath") +resolvers.setdynamic("jobpath") + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-inp"] = package.loaded["data-inp"] or true + +-- original size: 1050, stripped down to: 946 + +if not modules then modules={} end modules ['data-inp']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local allocate=utilities.storage.allocate +local resolvers=resolvers +local methodhandler=resolvers.methodhandler +local registermethod=resolvers.registermethod +local finders=allocate { helpers={},notfound=function() end } +local openers=allocate { helpers={},notfound=function() end } +local loaders=allocate { helpers={},notfound=function() return false,nil,0 end } +local tracers=allocate { helpers={},notfound=function() end } +registermethod("finders",finders,"uri") +registermethod("openers",openers,"uri") +registermethod("loaders",loaders,"uri") +registermethod("tracers",tracers,"uri") +resolvers.finders=finders +resolvers.openers=openers +resolvers.loaders=loaders +resolvers.tracers=tracers + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-out"] = package.loaded["data-out"] or true + +-- original size: 682, stripped down to: 579 + +if not modules then modules={} end modules ['data-out']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local allocate=utilities.storage.allocate +local resolvers=resolvers +local registermethod=resolvers.registermethod +local savers=allocate { helpers={} } +resolvers.savers=savers +local cleaners=allocate { helpers={} } +resolvers.cleaners=cleaners +registermethod("savers",savers,"uri") +registermethod("cleaners",cleaners,"uri") + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-fil"] = package.loaded["data-fil"] or true + +-- original size: 4365, stripped down to: 3452 + +if not modules then modules={} end modules ['data-fil']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local ioopen=io.open +local isdir=lfs.isdir +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local report_files=logs.reporter("resolvers","files") +local resolvers=resolvers +local resolveprefix=resolvers.resolve +local findfile=resolvers.findfile +local scanfiles=resolvers.scanfiles +local registerfilehash=resolvers.registerfilehash +local appendhash=resolvers.appendhash +local loadcachecontent=caches.loadcontent +function resolvers.locators.file(specification) + local filename=specification.filename + local realname=resolveprefix(filename) + if realname and realname~='' and isdir(realname) then + if trace_locating then + report_files("file locator %a found as %a",filename,realname) + end + appendhash('file',filename,true) + elseif trace_locating then + report_files("file locator %a not found",filename) + end +end +function resolvers.hashers.file(specification) + local pathname=specification.filename + local content=loadcachecontent(pathname,'files') + registerfilehash(pathname,content,content==nil) +end +function resolvers.generators.file(specification) + local pathname=specification.filename + local content=scanfiles(pathname,false,true) + registerfilehash(pathname,content,true) +end +resolvers.concatinators.file=file.join +local finders=resolvers.finders +local notfound=finders.notfound +function finders.file(specification,filetype) + local filename=specification.filename + local foundname=findfile(filename,filetype) + if foundname and foundname~="" then + if trace_locating then + report_files("file finder: %a found",filename) + end + return foundname + else + if trace_locating then + report_files("file finder: %a not found",filename) + end + return notfound() + end +end +local openers=resolvers.openers +local notfound=openers.notfound +local overloaded=false +local function textopener(tag,filename,f) + return { + reader=function() return f:read () end, + close=function() return f:close() end, + } +end +function openers.helpers.textopener(...) + return textopener(...) +end +function openers.helpers.settextopener(opener) + if overloaded then + report_files("file opener: %s overloaded","already") + else + if trace_locating then + report_files("file opener: %s overloaded","once") + end + overloaded=true + textopener=opener + end +end +function openers.file(specification,filetype) + local filename=specification.filename + if filename and filename~="" then + local f=ioopen(filename,"r") + if f then + if trace_locating then + report_files("file opener: %a opened",filename) + end + return textopener("file",filename,f) + end + end + if trace_locating then + report_files("file opener: %a not found",filename) + end + return notfound() +end +local loaders=resolvers.loaders +local notfound=loaders.notfound +function loaders.file(specification,filetype) + local filename=specification.filename + if filename and filename~="" then + local f=ioopen(filename,"rb") + if f then + if trace_locating then + report_files("file loader: %a loaded",filename) + end + local s=f:read("*a") + f:close() + if s then + return true,s,#s + end + end + end + if trace_locating then + report_files("file loader: %a not found",filename) + end + return notfound() +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-con"] = package.loaded["data-con"] or true + +-- original size: 5487, stripped down to: 3757 + +if not modules then modules={} end modules ['data-con']={ + version=1.100, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local setmetatable=setmetatable +local format,lower,gsub=string.format,string.lower,string.gsub +local trace_cache=false trackers.register("resolvers.cache",function(v) trace_cache=v end) +local trace_containers=false trackers.register("resolvers.containers",function(v) trace_containers=v end) +local trace_storage=false trackers.register("resolvers.storage",function(v) trace_storage=v end) +containers=containers or {} +local containers=containers +containers.usecache=true +local getwritablepath=caches.getwritablepath +local getreadablepaths=caches.getreadablepaths +local cacheiswritable=caches.is_writable +local loaddatafromcache=caches.loaddata +local savedataincache=caches.savedata +local report_containers=logs.reporter("resolvers","containers") +local allocated={} +local mt={ + __index=function(t,k) + if k=="writable" then + local writable=getwritablepath(t.category,t.subcategory) or { "." } + t.writable=writable + return writable + elseif k=="readables" then + local readables=getreadablepaths(t.category,t.subcategory) or { "." } + t.readables=readables + return readables + end + end, + __storage__=true +} +function containers.define(category,subcategory,version,enabled,reload) + if category and subcategory then + local c=allocated[category] + if not c then + c={} + allocated[category]=c + end + local s=c[subcategory] + if not s then + s={ + category=category, + subcategory=subcategory, + storage={}, + enabled=enabled, + reload=reload, + version=version or math.pi, + trace=false, + } + setmetatable(s,mt) + c[subcategory]=s + end + return s + end +end +function containers.is_usable(container,name) + return container.enabled and caches and cacheiswritable(container.writable,name) +end +function containers.is_valid(container,name) + if name and name~="" then + local storage=container.storage[name] + return storage and storage.cache_version==container.version + else + return false + end +end +function containers.read(container,name) + local storage=container.storage + local reload=container.reload + local stored=not reload and storage[name] + if not stored and container.enabled and caches and containers.usecache then + stored=loaddatafromcache(container.readables,name,container.writable) + if stored and stored.cache_version==container.version then + if trace_cache or trace_containers then + report_containers("action %a, category %a, name %a","load",container.subcategory,name) + end + else + stored=nil + end + storage[name]=stored + elseif stored then + if trace_cache or trace_containers then + report_containers("action %a, category %a, name %a","reuse",container.subcategory,name) + end + end + return stored +end +function containers.write(container,name,data,fast) + if data then + data.cache_version=container.version + if container.enabled and caches then + local unique=data.unique + local shared=data.shared + data.unique=nil + data.shared=nil + savedataincache(container.writable,name,data,fast) + if trace_cache or trace_containers then + report_containers("action %a, category %a, name %a","save",container.subcategory,name) + end + data.unique=unique + data.shared=shared + end + if trace_cache or trace_containers then + report_containers("action %a, category %a, name %a","store",container.subcategory,name) + end + container.storage[name]=data + end + return data +end +function containers.content(container,name) + return container.storage[name] +end +function containers.cleanname(name) + return (gsub(lower(name),"[^%w\128-\255]+","-")) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-use"] = package.loaded["data-use"] or true + +-- original size: 5806, stripped down to: 2925 + +if not modules then modules={} end modules ['data-use']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local format=string.format +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local report_mounts=logs.reporter("resolvers","mounts") +local resolvers=resolvers +local findfile=resolvers.findfile +statistics.register("used config file",function() return caches.configfiles() end) +statistics.register("used cache path",function() return caches.usedpaths() end) +function statistics.savefmtstatus(texname,formatbanner,sourcefile,banner) + local enginebanner=status.banner + if formatbanner and enginebanner and sourcefile then + local luvname=file.replacesuffix(texname,"luv") + local luvdata={ + enginebanner=enginebanner, + formatbanner=formatbanner, + sourcehash=md5.hex(io.loaddata(findfile(sourcefile)) or "unknown"), + sourcefile=sourcefile, + luaversion=LUAVERSION, + formatid=LUATEXFORMATID, + functionality=LUATEXFUNCTIONALITY, + } + io.savedata(luvname,table.serialize(luvdata,true)) + lua.registerinitexfinalizer(function() + if jit then + logs.report("format banner","%s lua: %s jit",banner,LUAVERSION) + else + logs.report("format banner","%s lua: %s",banner,LUAVERSION) + end + logs.newline() + end,"show banner") + end +end +function statistics.checkfmtstatus(texname) + local enginebanner=status.banner + if enginebanner and texname then + local luvname=file.replacesuffix(texname,"luv") + if lfs.isfile(luvname) then + local luv=dofile(luvname) + if luv and luv.sourcefile then + local sourcehash=md5.hex(io.loaddata(findfile(luv.sourcefile)) or "unknown") + local luvbanner=luv.enginebanner or "?" + if luvbanner~=enginebanner then + return format("engine mismatch (luv: %s <> bin: %s)",luvbanner,enginebanner) + end + local luvhash=luv.sourcehash or "?" + if luvhash~=sourcehash then + return format("source mismatch (luv: %s <> bin: %s)",luvhash,sourcehash) + end + local luvluaversion=luv.luaversion or 0 + local engluaversion=LUAVERSION or 0 + if luvluaversion~=engluaversion then + return format("lua mismatch (luv: %s <> bin: %s)",luvluaversion,engluaversion) + end + local luvfunctionality=luv.functionality or 0 + local engfunctionality=status.development_id or 0 + if luvfunctionality~=engfunctionality then + return format("functionality mismatch (luv: %s <> bin: %s)",luvfunctionality,engfunctionality) + end + local luvformatid=luv.formatid or 0 + local engformatid=status.format_id or 0 + if luvformatid~=engformatid then + return format("formatid mismatch (luv: %s <> bin: %s)",luvformatid,engformatid) + end + else + return "invalid status file" + end + else + return "missing status file" + end + end + return true +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-zip"] = package.loaded["data-zip"] or true + +-- original size: 10805, stripped down to: 7951 + +if not modules then modules={} end modules ['data-zip']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local format,find,match=string.format,string.find,string.match +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local report_zip=logs.reporter("resolvers","zip") +local resolvers=resolvers +local findfile=resolvers.findfile +local registerfile=resolvers.registerfile +local splitmethod=resolvers.splitmethod +local prependhash=resolvers.prependhash +local starttiming=resolvers.starttiming +local extendtexmf=resolvers.extendtexmfvariable +local stoptiming=resolvers.stoptiming +local urlquery=url.query +zip=zip or {} +local zip=zip +local archives=zip.archives or {} +zip.archives=archives +local registeredfiles=zip.registeredfiles or {} +zip.registeredfiles=registeredfiles +local zipfiles=utilities.zipfiles +local openzip,closezip,validfile,wholefile,filehandle,traversezip +if zipfiles then + local ipairs=ipairs + openzip=zipfiles.open + closezip=zipfiles.close + validfile=zipfiles.found + wholefile=zipfiles.unzip + local listzip=zipfiles.list + traversezip=function(zfile) + return ipairs(listzip(zfile)) + end + local streams=utilities.streams + local openstream=streams.open + local readstring=streams.readstring + local streamsize=streams.size + local metatable={ + close=streams.close, + read=function(stream,n) + readstring(stream,n=="*a" and streamsize(stream) or n) + end + } + filehandle=function(zfile,queryname) + local data=wholefile(zfile,queryname) + if data then + local stream=openstream(data) + if stream then + return setmetatableindex(stream,metatable) + end + end + end +else + openzip=zip.open + closezip=zip.close + validfile=function(zfile,queryname) + local dfile=zfile:open(queryname) + if dfile then + dfile:close() + return true + end + return false + end + traversezip=function(zfile) + return z:files() + end + wholefile=function(zfile,queryname) + local dfile=zfile:open(queryname) + if dfile then + local s=dfile:read("*all") + dfile:close() + return s + end + end + filehandle=function(zfile,queryname) + local dfile=zfile:open(queryname) + if dfile then + return dfile + end + end +end +local function validzip(str) + if not find(str,"^zip://") then + return "zip:///"..str + else + return str + end +end +local function openarchive(name) + if not name or name=="" then + return nil + else + local arch=archives[name] + if not arch then + local full=findfile(name) or "" + arch=full~="" and openzip(full) or false + archives[name]=arch + end + return arch + end +end +local function closearchive(name) + if not name or (name=="" and archives[name]) then + closezip(archives[name]) + archives[name]=nil + end +end +zip.openarchive=openarchive +zip.closearchive=closearchive +function resolvers.locators.zip(specification) + local archive=specification.filename + local zipfile=archive and archive~="" and openarchive(archive) + if trace_locating then + if zipfile then + report_zip("locator: archive %a found",archive) + else + report_zip("locator: archive %a not found",archive) + end + end +end +function resolvers.concatinators.zip(zipfile,path,name) + if not path or path=="" then + return format('%s?name=%s',zipfile,name) + else + return format('%s?name=%s/%s',zipfile,path,name) + end +end +local finders=resolvers.finders +local notfound=finders.notfound +function finders.zip(specification) + local original=specification.original + local archive=specification.filename + if archive then + local query=urlquery(specification.query) + local queryname=query.name + if queryname then + local zfile=openarchive(archive) + if zfile then + if trace_locating then + report_zip("finder: archive %a found",archive) + end + if validfile(zfile,queryname) then + if trace_locating then + report_zip("finder: file %a found",queryname) + end + return specification.original + elseif trace_locating then + report_zip("finder: file %a not found",queryname) + end + elseif trace_locating then + report_zip("finder: unknown archive %a",archive) + end + end + end + if trace_locating then + report_zip("finder: %a not found",original) + end + return notfound() +end +local openers=resolvers.openers +local notfound=openers.notfound +local textopener=openers.helpers.textopener +function openers.zip(specification) + local original=specification.original + local archive=specification.filename + if archive then + local query=urlquery(specification.query) + local queryname=query.name + if queryname then + local zfile=openarchive(archive) + if zfile then + if trace_locating then + report_zip("opener; archive %a opened",archive) + end + local handle=filehandle(zfile,queryname) + if handle then + if trace_locating then + report_zip("opener: file %a found",queryname) + end + return textopener('zip',original,handle) + elseif trace_locating then + report_zip("opener: file %a not found",queryname) + end + elseif trace_locating then + report_zip("opener: unknown archive %a",archive) + end + end + end + if trace_locating then + report_zip("opener: %a not found",original) + end + return notfound() +end +local loaders=resolvers.loaders +local notfound=loaders.notfound +function loaders.zip(specification) + local original=specification.original + local archive=specification.filename + if archive then + local query=urlquery(specification.query) + local queryname=query.name + if queryname then + local zfile=openarchive(archive) + if zfile then + if trace_locating then + report_zip("loader: archive %a opened",archive) + end + local data=wholefile(zfile,queryname) + if data then + if trace_locating then + report_zip("loader; file %a loaded",original) + end + return true,data,#data + elseif trace_locating then + report_zip("loader: file %a not found",queryname) + end + elseif trace_locating then + report_zip("loader; unknown archive %a",archive) + end + end + end + if trace_locating then + report_zip("loader: %a not found",original) + end + return notfound() +end +local function registerzipfile(z,tree) + local names={} + local files={} + local remap={} + local n=0 + local filter=tree=="" and "^(.+)/(.-)$" or format("^%s/(.+)/(.-)$",tree) + if trace_locating then + report_zip("registering: using filter %a",filter) + end + starttiming() + for i in traversezip(z) do + local filename=i.filename + local path,name=match(filename,filter) + if not path then + n=n+1 + registerfile(names,filename,"") + local usedname=lower(filename) + files[usedname]="" + if usedname~=filename then + remap[usedname]=filename + end + elseif name and name~="" then + n=n+1 + register(names,name,path) + local usedname=lower(name) + files[usedname]=path + if usedname~=name then + remap[usedname]=name + end + else + end + end + stoptiming() + report_zip("registering: %s files registered",n) + return { + files=files, + remap=remap, + } +end +local function usezipfile(archive) + local specification=splitmethod(archive) + local archive=specification.filename + if archive and not registeredfiles[archive] then + local z=openarchive(archive) + if z then + local tree=urlquery(specification.query).tree or "" + if trace_locating then + report_zip("registering: archive %a",archive) + end + prependhash('zip',archive) + extendtexmf(archive) + registeredfiles[archive]=z + registerfilehash(archive,registerzipfile(z,tree)) + elseif trace_locating then + report_zip("registering: unknown archive %a",archive) + end + elseif trace_locating then + report_zip("registering: archive %a not found",archive) + end +end +resolvers.usezipfile=usezipfile +resolvers.registerzipfile=registerzipfile +function resolvers.hashers.zip(specification) + local archive=specification.filename + if trace_locating then + report_zip("loading file %a",archive) + end + usezipfile(specification.original) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-tre"] = package.loaded["data-tre"] or true + +-- original size: 10802, stripped down to: 6619 + +if not modules then modules={} end modules ['data-tre']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type=type +local find,gsub,lower=string.find,string.gsub,string.lower +local basename,dirname,joinname=file.basename,file.dirname,file.join +local globdir,isdir,isfile=dir.glob,lfs.isdir,lfs.isfile +local P,lpegmatch=lpeg.P,lpeg.match +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local report_trees=logs.reporter("resolvers","trees") +local resolvers=resolvers +local finders=resolvers.finders +local openers=resolvers.openers +local loaders=resolvers.loaders +local locators=resolvers.locators +local hashers=resolvers.hashers +local generators=resolvers.generators +do + local collectors={} + local found={} + local notfound=finders.notfound + function finders.tree(specification) + local spec=specification.filename + local okay=found[spec] + if okay==nil then + if spec~="" then + local path=dirname(spec) + local name=basename(spec) + if path=="" then + path="." + end + local names=collectors[path] + if not names then + local pattern=find(path,"/%*+$") and path or (path.."/*") + names=globdir(pattern) + collectors[path]=names + end + local pattern="/"..gsub(name,"([%.%-%+])","%%%1").."$" + for i=1,#names do + local fullname=names[i] + if find(fullname,pattern) then + found[spec]=fullname + return fullname + end + end + local pattern=lower(pattern) + for i=1,#names do + local fullname=lower(names[i]) + if find(fullname,pattern) then + if isfile(fullname) then + found[spec]=fullname + return fullname + else + break + end + end + end + end + okay=notfound() + found[spec]=okay + end + return okay + end +end +do + local resolveprefix=resolvers.resolve + local appendhash=resolvers.appendhash + local function dolocate(specification) + local name=specification.filename + local realname=resolveprefix(name) + if realname and realname~='' and isdir(realname) then + if trace_locating then + report_trees("locator %a found",realname) + end + appendhash('tree',name,false) + elseif trace_locating then + report_trees("locator %a not found",name) + end + end + locators.tree=dolocate + locators.dirlist=dolocate + locators.dirfile=dolocate +end +do + local filegenerator=generators.file + generators.dirlist=filegenerator + generators.dirfile=filegenerator +end +do + local filegenerator=generators.file + local methodhandler=resolvers.methodhandler + local function dohash(specification) + local name=specification.filename + if trace_locating then + report_trees("analyzing %a",name) + end + methodhandler("hashers",name) + filegenerator(specification) + end + hashers.tree=dohash + hashers.dirlist=dohash + hashers.dirfile=dohash +end +local resolve do + local collectors={} + local splitter=lpeg.splitat("/**/") + local stripper=lpeg.replacer { [P("/")*P("*")^1*P(-1)]="" } + local loadcontent=caches.loadcontent + local savecontent=caches.savecontent + local notfound=finders.notfound + local scanfiles=resolvers.scanfiles + local lookup=resolvers.get_from_content + table.setmetatableindex(collectors,function(t,k) + local rootname=lpegmatch(stripper,k) + local dataname=joinname(rootname,"dirlist") + local content=loadcontent(dataname,"files",dataname) + if not content then + content=scanfiles(rootname,nil,nil,false,true) + savecontent(dataname,"files",content,dataname) + end + t[k]=content + return content + end) + local function checked(root,p,n) + if p then + if type(p)=="table" then + for i=1,#p do + local fullname=joinname(root,p[i],n) + if isfile(fullname) then + return fullname + end + end + else + local fullname=joinname(root,p,n) + if isfile(fullname) then + return fullname + end + end + end + return notfound() + end + resolve=function(specification) + local filename=specification.filename + if filename~="" then + local root,rest=lpegmatch(splitter,filename) + if root and rest then + local path,name=dirname(rest),basename(rest) + if name~=rest then + local content=collectors[root] + local p,n=lookup(content,name) + if not p then + return notfound() + end + local pattern=".*/"..path.."$" + local istable=type(p)=="table" + if istable then + for i=1,#p do + local pi=p[i] + if pi==path or find(pi,pattern) then + local fullname=joinname(root,pi,n) + if isfile(fullname) then + return fullname + end + end + end + elseif p==path or find(p,pattern) then + local fullname=joinname(root,p,n) + if isfile(fullname) then + return fullname + end + end + local queries=specification.queries + if queries and queries.option=="fileonly" then + return checked(root,p,n) + else + return notfound() + end + end + end + local path=dirname(filename) + local name=basename(filename) + local root=lpegmatch(stripper,path) + local content=collectors[path] + local p,n=lookup(content,name) + if p then + return checked(root,p,n) + end + end + return notfound() + end + finders.dirlist=resolve + function finders.dirfile(specification) + local queries=specification.queries + if queries then + queries.option="fileonly" + else + specification.queries={ option="fileonly" } + end + return resolve(specification) + end +end +do + local fileopener=openers.file + local fileloader=loaders.file + openers.dirlist=fileopener + loaders.dirlist=fileloader + openers.dirfile=fileopener + loaders.dirfile=fileloader +end +do + local hashfile="dirhash.lua" + local kind="HASH256" + local version=1.0 + local loadtable=table.load + local savetable=table.save + local loaddata=io.loaddata + function resolvers.dirstatus(patterns) + local t=type(patterns) + if t=="string" then + patterns={ patterns } + elseif t~="table" then + return false + end + local status=loadtable(hashfile) + if not status or status.version~=version or status.kind~=kind then + status={ + version=1.0, + kind=kind, + hashes={}, + } + end + local hashes=status.hashes + local changed={} + local action=sha2[kind] + local update={} + for i=1,#patterns do + local pattern=patterns[i] + local files=globdir(pattern) + for i=1,#files do + local name=files[i] + local hash=action(loaddata(name)) + if hashes[name]~=hash then + changed[#changed+1]=name + end + update[name]=hash + end + end + status.hashes=update + savetable(hashfile,status) + return #changed>0 and changed or false + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-sch"] = package.loaded["data-sch"] or true + +-- original size: 6945, stripped down to: 5408 + +if not modules then modules={} end modules ['data-sch']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local load,tonumber=load,tonumber +local gsub,format=string.gsub,string.format +local sortedhash,concat=table.sortedhash,table.concat +local finders,openers,loaders=resolvers.finders,resolvers.openers,resolvers.loaders +local addsuffix,suffix,splitbase=file.addsuffix,file.suffix,file.splitbase +local md5hex=md5.hex +local trace_schemes=false trackers.register("resolvers.schemes",function(v) trace_schemes=v end) +local report_schemes=logs.reporter("resolvers","schemes") +local http=require("socket.http") +local ltn12=require("ltn12") +if mbox then mbox=nil end +local resolvers=resolvers +local schemes=resolvers.schemes or {} +resolvers.schemes=schemes +local cleaners={} +schemes.cleaners=cleaners +local threshold=24*60*60 +directives.register("schemes.threshold",function(v) threshold=tonumber(v) or threshold end) +function cleaners.none(specification) + return specification.original +end +function cleaners.strip(specification) + local path,name=splitbase(specification.original) + if path=="" then + return (gsub(name,"[^%a%d%.]+","-")) + else + return (gsub((gsub(path,"%.","-").."-"..name),"[^%a%d%.]+","-")) + end +end +function cleaners.md5(specification) + return addsuffix(md5hex(specification.original),suffix(specification.path)) +end +local cleaner=cleaners.strip +directives.register("schemes.cleanmethod",function(v) cleaner=cleaners[v] or cleaners.strip end) +function resolvers.schemes.cleanname(specification) + local hash=cleaner(specification) + if trace_schemes then + report_schemes("hashing %a to %a",specification.original,hash) + end + return hash +end +local cached={} +local loaded={} +local reused={} +local thresholds={} +local handlers={} +local runner=sandbox.registerrunner { + name="curl resolver", + method="execute", + program="curl", + template='--silent --insecure --create-dirs --output "%cachename%" "%original%"', + checkers={ + cachename="cache", + original="url", + } +} +local function fetch(specification) + local original=specification.original + local scheme=specification.scheme + local cleanname=schemes.cleanname(specification) + local cachename=caches.setfirstwritablefile(cleanname,"schemes") + if not cached[original] then + statistics.starttiming(schemes) + if not io.exists(cachename) or (os.difftime(os.time(),lfs.attributes(cachename).modification)>(thresholds[protocol] or threshold)) then + cached[original]=cachename + local handler=handlers[scheme] + if handler then + if trace_schemes then + report_schemes("fetching %a, protocol %a, method %a",original,scheme,"built-in") + end + logs.flush() + handler(specification,cachename) + else + if trace_schemes then + report_schemes("fetching %a, protocol %a, method %a",original,scheme,"curl") + end + logs.flush() + runner { + original=original, + cachename=cachename, + } + end + end + if io.exists(cachename) then + cached[original]=cachename + if trace_schemes then + report_schemes("using cached %a, protocol %a, cachename %a",original,scheme,cachename) + end + else + cached[original]="" + if trace_schemes then + report_schemes("using missing %a, protocol %a",original,scheme) + end + end + loaded[scheme]=loaded[scheme]+1 + statistics.stoptiming(schemes) + else + if trace_schemes then + report_schemes("reusing %a, protocol %a",original,scheme) + end + reused[scheme]=reused[scheme]+1 + end + return cached[original] +end +local function finder(specification,filetype) + return resolvers.methodhandler("finders",fetch(specification),filetype) +end +local opener=openers.file +local loader=loaders.file +local function install(scheme,handler,newthreshold) + handlers [scheme]=handler + loaded [scheme]=0 + reused [scheme]=0 + finders [scheme]=finder + openers [scheme]=opener + loaders [scheme]=loader + thresholds[scheme]=newthreshold or threshold +end +schemes.install=install +local function http_handler(specification,cachename) + local tempname=cachename..".tmp" + local handle=io.open(tempname,"wb") + local status,message=http.request { + url=specification.original, + sink=ltn12.sink.file(handle) + } + if not status then + os.remove(tempname) + else + os.remove(cachename) + os.rename(tempname,cachename) + end + return cachename +end +install('http',http_handler) +install('https') +install('ftp') +statistics.register("scheme handling time",function() + local l,r,nl,nr={},{},0,0 + for k,v in sortedhash(loaded) do + if v>0 then + nl=nl+1 + l[nl]=k..":"..v + end + end + for k,v in sortedhash(reused) do + if v>0 then + nr=nr+1 + r[nr]=k..":"..v + end + end + local n=nl+nr + if n>0 then + if nl==0 then l={ "none" } end + if nr==0 then r={ "none" } end + return format("%s seconds, %s processed, threshold %s seconds, loaded: %s, reused: %s", + statistics.elapsedtime(schemes),n,threshold,concat(l," "),concat(l," ")) + else + return nil + end +end) +local httprequest=http.request +local toquery=url.toquery +local function fetchstring(url,data) + local q=data and toquery(data) + if q then + url=url.."?"..q + end + local reply=httprequest(url) + return reply +end +schemes.fetchstring=fetchstring +function schemes.fetchtable(url,data) + local reply=fetchstring(url,data) + if reply then + local s=load("return "..reply) + if s then + return s() + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-lua"] = package.loaded["data-lua"] or true + +-- original size: 4227, stripped down to: 3049 + +if not modules then modules={} end modules ['data-lua']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local package,lpeg=package,lpeg +local loadfile=loadfile +local addsuffix=file.addsuffix +local P,S,Cs,lpegmatch=lpeg.P,lpeg.S,lpeg.Cs,lpeg.match +local luasuffixes={ 'tex','lua' } +local libsuffixes={ 'lib' } +local luaformats={ 'TEXINPUTS','LUAINPUTS' } +local libformats={ 'CLUAINPUTS' } +local helpers=package.helpers or {} +local methods=helpers.methods or {} +local resolvers=resolvers +local resolveprefix=resolvers.resolve +local expandedpaths=resolvers.expandedpathlistfromvariable +local findfile=resolvers.findfile +helpers.report=logs.reporter("resolvers","libraries") +trackers.register("resolvers.libraries",function(v) helpers.trace=v end) +trackers.register("resolvers.locating",function(v) helpers.trace=v end) +helpers.sequence={ + "already loaded", + "preload table", + "lua variable format", + "lib variable format", + "lua extra list", + "lib extra list", + "path specification", + "cpath specification", + "all in one fallback", + "not loaded", +} +local pattern=Cs(P("!")^0/""*(P("/")*P(-1)/"/"+P("/")^1/"/"+1)^0) +function helpers.cleanpath(path) + return resolveprefix(lpegmatch(pattern,path)) +end +local loadedaslib=helpers.loadedaslib +local registerpath=helpers.registerpath +local lualibfile=helpers.lualibfile +local luaformatpaths +local libformatpaths +local function getluaformatpaths() + if not luaformatpaths then + luaformatpaths={} + for i=1,#luaformats do + registerpath("lua format","lua",luaformatpaths,expandedpaths(luaformats[i])) + end + end + return luaformatpaths +end +local function getlibformatpaths() + if not libformatpaths then + libformatpaths={} + for i=1,#libformats do + registerpath("lib format","lib",libformatpaths,expandedpaths(libformats[i])) + end + end + return libformatpaths +end +local function loadedbyformat(name,rawname,suffixes,islib,what) + local trace=helpers.trace + local report=helpers.report + for i=1,#suffixes do + local format=suffixes[i] + local resolved=findfile(name,format) or "" + if trace then + report("%s format, identifying %a using format %a",what,name,format) + end + if resolved~="" then + if trace then + report("%s format, %a found on %a",what,name,resolved) + end + if islib then + return loadedaslib(resolved,rawname) + else + return loadfile(resolved) + end + end + end +end +helpers.loadedbyformat=loadedbyformat +methods["lua variable format"]=function(name) + if helpers.trace then + helpers.report("%s format, checking %s paths","lua",#getluaformatpaths()) + end + return loadedbyformat(addsuffix(lualibfile(name),"lua"),name,luasuffixes,false,"lua") +end +methods["lib variable format"]=function(name) + if helpers.trace then + helpers.report("%s format, checking %s paths","lib",#getlibformatpaths()) + end + return loadedbyformat(addsuffix(lualibfile(name),os.libsuffix),name,libsuffixes,true,"lib") +end +resolvers.loadlualib=require + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-aux"] = package.loaded["data-aux"] or true + +-- original size: 2610, stripped down to: 2019 + +if not modules then modules={} end modules ['data-aux']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local find=string.find +local type,next=type,next +local addsuffix,removesuffix=file.addsuffix,file.removesuffix +local loaddata,savedata=io.loaddata,io.savedata +local trace_locating=false trackers.register("resolvers.locating",function(v) trace_locating=v end) +local resolvers=resolvers +local cleanpath=resolvers.cleanpath +local findfiles=resolvers.findfiles +local report_scripts=logs.reporter("resolvers","scripts") +function resolvers.updatescript(oldname,newname) + local scriptpath="context/lua" + local oldscript=cleanpath(oldname) + local newname=addsuffix(newname,"lua") + local newscripts=findfiles(newname) or {} + if trace_locating then + report_scripts("to be replaced old script %a",oldscript) + end + if #newscripts==0 then + if trace_locating then + report_scripts("unable to locate new script") + end + else + for i=1,#newscripts do + local newscript=cleanpath(newscripts[i]) + if trace_locating then + report_scripts("checking new script %a",newscript) + end + if oldscript==newscript then + if trace_locating then + report_scripts("old and new script are the same") + end + elseif not find(newscript,scriptpath,1,true) then + if trace_locating then + report_scripts("new script should come from %a",scriptpath) + end + elseif not (find(oldscript,removesuffix(newname).."$") or find(oldscript,newname.."$")) then + if trace_locating then + report_scripts("invalid new script name") + end + else + local newdata=loaddata(newscript) + if newdata then + if trace_locating then + report_scripts("old script content replaced by new content: %s",oldscript) + end + savedata(oldscript,newdata) + break + elseif trace_locating then + report_scripts("unable to load new script") + end + end + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-tmf"] = package.loaded["data-tmf"] or true + +-- original size: 2601, stripped down to: 1549 + +if not modules then modules={} end modules ['data-tmf']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local resolvers=resolvers +local report_tds=logs.reporter("resolvers","tds") +function resolvers.load_tree(tree,resolve) + if type(tree)=="string" and tree~="" then + local getenv,setenv=resolvers.getenv,resolvers.setenv + local texos="texmf-"..os.platform + local oldroot=environment.texroot + local newroot=file.collapsepath(tree) + local newtree=file.join(newroot,texos) + local newpath=file.join(newtree,"bin") + if not lfs.isdir(newtree) then + report_tds("no %a under tree %a",texos,tree) + os.exit() + end + if not lfs.isdir(newpath) then + report_tds("no '%s/bin' under tree %a",texos,tree) + os.exit() + end + local texmfos=newtree + environment.texroot=newroot + environment.texos=texos + environment.texmfos=texmfos + if resolve then + resolvers.luacnfspec=resolvers.resolve(resolvers.luacnfspec) + end + setenv('SELFAUTOPARENT',newroot) + setenv('SELFAUTODIR',newtree) + setenv('SELFAUTOLOC',newpath) + setenv('TEXROOT',newroot) + setenv('TEXOS',texos) + setenv('TEXMFOS',texmfos) + setenv('TEXMFCNF',resolvers.luacnfspec,true) + setenv('PATH',newpath..io.pathseparator..getenv('PATH')) + report_tds("changing from root %a to %a",oldroot,newroot) + report_tds("prepending %a to PATH",newpath) + report_tds("setting TEXMFCNF to %a",resolvers.luacnfspec) + report_tds() + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["data-lst"] = package.loaded["data-lst"] or true + +-- original size: 2038, stripped down to: 1696 + +if not modules then modules={} end modules ['data-lst']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type=type +local sortedhash=table.sortedhash +local isdir=lfs.isdir +local resolvers=resolvers +local listers=resolvers.listers or {} +resolvers.listers=listers +local resolveprefix=resolvers.resolve +local configurationfiles=resolvers.configurationfiles +local expandedpathfromlist=resolvers.expandedpathfromlist +local splitpath=resolvers.splitpath +local knownvariables=resolvers.knownvariables +local report_lists=logs.reporter("resolvers","lists") +local report_resolved=logs.reporter("system","resolved") +local function tabstr(str) + if not str then + return "unset" + elseif type(str)=='table' then + return concat(str," | ") + else + return str + end +end +function listers.variables(pattern) + local result=resolvers.knownvariables(pattern) + for key,value in sortedhash(result) do + report_lists(key) + report_lists(" env: %s",tabstr(value.environment)) + report_lists(" var: %s",tabstr(value.variable)) + report_lists(" exp: %s",tabstr(value.expansion)) + report_lists(" res: %s",tabstr(value.resolved)) + end +end +function listers.configurations() + local configurations=configurationfiles() + for i=1,#configurations do + report_resolved("file : %s",resolveprefix(configurations[i])) + end + report_resolved("") + local list=expandedpathfromlist(splitpath(resolvers.luacnfspec)) + for i=1,#list do + local li=resolveprefix(list[i]) + if isdir(li) then + report_resolved("path - %s",li) + else + report_resolved("path + %s",li) + end + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["libs-ini"] = package.loaded["libs-ini"] or true + +-- original size: 6524, stripped down to: 4064 + +if not modules then modules={} end modules ['libs-ini']={ + version=1.001, + comment="companion to luat-lib.mkiv", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local type,unpack=type,unpack +local find=string.find +local nameonly=file.nameonly +local joinfile=file.join +local addsuffix=file.addsuffix +local qualifiedpath=file.is_qualified_path +local isfile=lfs.isfile +local findfile=resolvers.findfile +local expandpaths=resolvers.expandedpathlistfromvariable +local report=logs.reporter("resolvers","libraries") +local trace=false +local silent=false +trackers.register("resolvers.lib",function(v) trace=v end) +trackers.register("resolvers.lib.silent",function(v) silent=v end) +local function findlib(required) + local suffix=os.libsuffix or "so" + if not qualifiedpath(required) then + local list=directives.value("system.librarynames" ) + local only=nameonly(required) + if type(list)=="table" then + list=list[only] + if type(list)~="table" then + list={ only } + end + else + list={ only } + end + if trace then + report("using lookup list for library %a: % | t",only,list) + end + for i=1,#list do + local name=list[i] + local found=findfile(name,"lib") + if not found or found=="" then + found=findfile(addsuffix(name,suffix),"lib") + end + if found and found~="" then + if trace then + report("library %a resolved via %a path to %a",name,"tds lib",found) + end + return found + end + end + if expandpaths then + local list=expandpaths("PATH") + local base=addsuffix(only,suffix) + for i=1,#list do + local full=joinfile(list[i],base) + local found=isfile(full) and full + if found and found~="" then + if trace then + report("library %a resolved via %a path to %a",full,"system",found) + end + return found + end + end + end + elseif isfile(addsuffix(required,suffix)) then + if trace then + report("library with qualified name %a %sfound",required,"") + end + return required + else + if trace then + report("library with qualified name %a %sfound",required,"not ") + end + end + return false +end +local foundlibraries=table.setmetatableindex(function(t,k) + local v=findlib(k) + t[k]=v + return v +end) +function resolvers.findlib(required) + return foundlibraries[required] +end +local libraries={} +resolvers.libraries=libraries +local report=logs.reporter("optional") +if optional then optional.loaded={} end +function libraries.validoptional(name) + local thelib=optional and optional[name] + if not thelib then + elseif thelib.initialize then + return thelib + else + report("invalid optional library %a",libname) + end +end +function libraries.optionalloaded(name,libnames) + local thelib=optional and optional[name] + if not thelib then + report("no optional %a library found",name) + else + local thelib_initialize=thelib.initialize + if not thelib_initialize then + report("invalid optional library %a",name) + else + if type(libnames)=="string" then + libnames={ libnames } + end + if type(libnames)=="table" then + for i=1,#libnames do + local libname=libnames[i] + local filename=foundlibraries[libname] + if filename and filename~="" then + libnames[i]=filename + else + report("unable to locate library %a",libname) + return + end + end + local initialized=thelib_initialize(unpack(libnames)) + if not initialized then + report("unable to initialize library '% + t'",libnames) + elseif not silent then + report("using library '% + t'",libnames) + end + return initialized + end + end + end +end +if FFISUPPORTED and ffi and ffi.load then + local ffiload=ffi.load + function ffi.load(name) + local full=name and foundlibraries[name] + if full then + return ffiload(full) + else + return ffiload(name) + end + end +end +local dofile=dofile +local savedrequire=require +function require(name,version) + if find(name,"%.lua$") or find(name,"%.lmt$") then + local m=dofile(findfile(name)) + if m then + package.loaded[name]=m + return m + end + else + return savedrequire(name) + end +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["luat-sta"] = package.loaded["luat-sta"] or true + +-- original size: 5703, stripped down to: 2321 + +if not modules then modules={} end modules ['luat-sta']={ + version=1.001, + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local gmatch,match=string.gmatch,string.match +local type=type +states=states or {} +local states=states +states.data=states.data or {} +local data=states.data +states.hash=states.hash or {} +local hash=states.hash +states.tag=states.tag or "" +states.filename=states.filename or "" +function states.save(filename,tag) + tag=tag or states.tag + filename=file.addsuffix(filename or states.filename,'lus') + io.savedata(filename, + "-- generator : luat-sta.lua\n".."-- state tag : "..tag.."\n\n"..table.serialize(data[tag or states.tag] or {},true) + ) +end +function states.load(filename,tag) + states.filename=filename + states.tag=tag or "whatever" + states.filename=file.addsuffix(states.filename,'lus') + data[states.tag],hash[states.tag]=(io.exists(filename) and dofile(filename)) or {},{} +end +local function set_by_tag(tag,key,value,default,persistent) + local d,h=data[tag],hash[tag] + if d then + if type(d)=="table" then + local dkey,hkey=key,key + local pre,post=match(key,"(.+)%.([^%.]+)$") + if pre and post then + for k in gmatch(pre,"[^%.]+") do + local dk=d[k] + if not dk then + dk={} + d[k]=dk + elseif type(dk)=="string" then + break + end + d=dk + end + dkey,hkey=post,key + end + if value==nil then + value=default + elseif value==false then + elseif persistent then + value=value or d[dkey] or default + else + value=value or default + end + d[dkey],h[hkey]=value,value + elseif type(d)=="string" then + data[tag],hash[tag]=value,value + end + end +end +local function get_by_tag(tag,key,default) + local h=hash[tag] + if h and h[key] then + return h[key] + else + local d=data[tag] + if d then + for k in gmatch(key,"[^%.]+") do + local dk=d[k] + if dk~=nil then + d=dk + else + return default + end + end + if d==false then + return false + else + return d or default + end + end + end +end +states.set_by_tag=set_by_tag +states.get_by_tag=get_by_tag +function states.set(key,value,default,persistent) + set_by_tag(states.tag,key,value,default,persistent) +end +function states.get(key,default) + return get_by_tag(states.tag,key,default) +end + + +end -- of closure + +do -- create closure to overcome 200 locals limit + +package.loaded["luat-fmt"] = package.loaded["luat-fmt"] or true + +-- original size: 11691, stripped down to: 8350 + +if not modules then modules={} end modules ['luat-fmt']={ + version=1.001, + comment="companion to mtxrun", + author="Hans Hagen, PRAGMA-ADE, Hasselt NL", + copyright="PRAGMA ADE / ConTeXt Development Team", + license="see context related readme files" +} +local format=string.format +local concat=table.concat +local quoted=string.quoted +local luasuffixes=utilities.lua.suffixes +local report_format=logs.reporter("resolvers","formats") +local function primaryflags(arguments) + local flags={} + if arguments.silent then + flags[#flags+1]="--interaction=batchmode" + end + return concat(flags," ") +end +local function secondaryflags(arguments) + local trackers=arguments.trackers + local directives=arguments.directives + local flags={} + if trackers and trackers~="" then + flags[#flags+1]="--c:trackers="..quoted(trackers) + end + if directives and directives~="" then + flags[#flags+1]="--c:directives="..quoted(directives) + end + if arguments.silent then + flags[#flags+1]="--c:silent" + end + if arguments.errors then + flags[#flags+1]="--c:errors" + end + if arguments.ansi then + flags[#flags+1]="--c:ansi" + end + if arguments.ansilog then + flags[#flags+1]="--c:ansilog" + end + if arguments.strip then + flags[#flags+1]="--c:strip" + end + if arguments.lmtx then + flags[#flags+1]="--c:lmtx" + end + return concat(flags," ") +end +local template=[[--ini %primaryflags% --lua=%luafile% %texfile% %secondaryflags% %redirect%]] +local checkers={ + primaryflags="verbose", + secondaryflags="verbose", + luafile="readable", + texfile="readable", + redirect="string", + binarypath="string", +} +local runners={ + luametatex=sandbox.registerrunner { + name="make luametatex format", + program="luametatex", + template=template, + checkers=checkers, + reporter=report_format, + }, + luatex=sandbox.registerrunner { + name="make luatex format", + program="luatex", + template=template, + checkers=checkers, + reporter=report_format, + }, + luajittex=sandbox.registerrunner { + name="make luajittex format", + program="luajittex", + template=template, + checkers=checkers, + reporter=report_format, + }, +} +local stubfiles={ + luametatex="luat-cod.lmt", + luatex="luat-cod.lua", + luajittex="luat-cod.lua", +} +local suffixes={ + luametatex="mkxl", + luatex="mkiv", + luajittex="mkiv", +} +local function validbinarypath() + if not environment.arguments.nobinarypath then + local path=environment.ownpath or file.dirname(environment.ownname) + if path and path~="" then + path=dir.expandname(path) + if path~="" and lfs.isdir(path) then + return path + end + end + end +end +local function fatalerror(startupdir,...) + report_format(...) + lfs.chdir(startupdir) +end +function environment.make_format(formatname) + local arguments=environment.arguments + local engine=environment.ownmain or "luatex" + local silent=arguments.silent + local errors=arguments.errors + local runner=runners[engine] + local startupdir=dir.current() + if not runner then + return fatalerror(startupdir,"the format %a cannot be generated, no runner available for engine %a",name,engine) + end + local luasourcename=stubfiles[engine] + if not luasourcename then + return fatalerror(startupdir,"no lua stub file specified for %a",engine) + end + local texsourcename=file.addsuffix(formatname,suffixes[engine]) + local fulltexsourcename=resolvers.findfile(texsourcename,"tex") or "" + if fulltexsourcename=="" then + return fatalerror(startupdir,"no tex source file with name %a (mkiv or tex)",formatname) + end + local fulltexsourcename=dir.expandname(fulltexsourcename) + local texsourcepath=file.dirname(fulltexsourcename) + if lfs.isfile(fulltexsourcename) then + report_format("using tex source file %a",fulltexsourcename) + else + return fatalerror(startupdir,"no accessible tex source file with name %a",fulltexsourcename) + end + local fullluasourcename=dir.expandname(file.join(texsourcepath,luasourcename) or "") + if lfs.isfile(fullluasourcename) then + report_format("using lua stub file %a",fullluasourcename) + else + return fatalerror(startupdir,"no accessible lua stub file with name %a",fulltexsourcename) + end + local validformatpath=caches.getwritablepath("formats",engine) or "" + if validformatpath=="" then + return fatalerror(startupdir,"invalid format path, insufficient write access") + end + local binarypath=validbinarypath() + report_format("changing to format path %a",validformatpath) + if not lfs.chdir(validformatpath) then + return fatalerror(startupdir,"unable to change to format path %a",validformatpath) + end + local primaryflags=primaryflags(arguments) + local secondaryflags=secondaryflags(arguments) + local specification={ + binarypath=binarypath, + primaryflags=primaryflags, + secondaryflags=secondaryflags, + luafile=quoted(fullluasourcename), + texfile=quoted(fulltexsourcename), + } + if silent then + specification.redirect="> temp.log" + end + statistics.starttiming("format") + local result=runner(specification) + statistics.stoptiming("format") + if silent then + os.remove("temp.log") + end + report_format() + if binarypath and binarypath~="" then + report_format("binary path : %s",binarypath or "?") + end + report_format("format path : %s",validformatpath) + report_format("luatex engine : %s",engine) + report_format("lua startup file : %s",fullluasourcename) + if primaryflags~="" then + report_format("primary flags : %s",primaryflags) + end + if secondaryflags~="" then + report_format("secondary flags : %s",secondaryflags) + end + report_format("context file : %s",fulltexsourcename) + report_format("run time : %.3f seconds",statistics.elapsed("format")) + report_format("return value : %s",result==0 and "okay" or "error") + report_format() + lfs.chdir(startupdir) +end +local template=[[%primaryflags% --fmt=%fmtfile% --lua=%luafile% %texfile% %secondaryflags%]] +local checkers={ + primaryflags="verbose", + secondaryflags="verbose", + fmtfile="readable", + luafile="readable", + texfile="readable", +} +local runners={ + luatex=sandbox.registerrunner { + name="run luatex format", + program="luatex", + template=template, + checkers=checkers, + reporter=report_format, + }, + luametatex=sandbox.registerrunner { + name="run luametatex format", + program="luametatex", + template=template, + checkers=checkers, + reporter=report_format, + }, + luajittex=sandbox.registerrunner { + name="run luajittex format", + program="luajittex", + template=template, + checkers=checkers, + reporter=report_format, + }, +} +function environment.run_format(formatname,scriptname,filename,primaryflags,secondaryflags,verbose) + local engine=environment.ownmain or "luatex" + if not formatname or formatname=="" then + report_format("missing format name") + return + end + if not scriptname or scriptname=="" then + report_format("missing script name") + return + end + if not lfs.isfile(formatname) or not lfs.isfile(scriptname) then + formatname,scriptname=resolvers.locateformat(formatname) + end + if not formatname or formatname=="" then + report_format("invalid format name") + return + end + if not scriptname or scriptname=="" then + report_format("invalid script name") + return + end + local runner=runners[engine] + if not runner then + report_format("format %a cannot be run, no runner available for engine %a",file.nameonly(name),engine) + return + end + if not filename then + filename "" + end + local binarypath=validbinarypath() + local specification={ + binarypath=binarypath, + primaryflags=primaryflags or "", + secondaryflags=secondaryflags or "", + fmtfile=quoted(formatname), + luafile=quoted(scriptname), + texfile=filename~="" and quoted(filename) or "", + } + statistics.starttiming("make format") + local result=runner(specification) + statistics.stoptiming("make format") + if verbose then + report_format() + if binarypath and binarypath~="" then + report_format("binary path : %s",binarypath) + end + report_format("luatex engine : %s",engine) + report_format("lua startup file : %s",scriptname) + report_format("tex format file : %s",formatname) + if filename~="" then + report_format("tex input file : %s",filename) + end + if primaryflags~="" then + report_format("primary flags : %s",primaryflags) + end + if secondaryflags~="" then + report_format("secondary flags : %s",secondaryflags) + end + report_format("run time : %0.3f seconds",statistics.elapsed("make format")) + report_format("return value : %s",result==0 and "okay" or "error") + report_format() + end + return result +end + + +end -- of closure + +-- used libraries : l-bit32.lua l-lua.lua l-macro.lua l-sandbox.lua l-package.lua l-lpeg.lua l-function.lua l-string.lua l-table.lua l-io.lua l-number.lua l-set.lua l-os.lua l-file.lua l-gzip.lua l-md5.lua l-sha.lua l-url.lua l-dir.lua l-boolean.lua l-unicode.lua l-math.lua util-str.lua util-tab.lua util-fil.lua util-sac.lua util-sto.lua util-prs.lua util-fmt.lua util-soc-imp-reset.lua util-soc-imp-socket.lua util-soc-imp-copas.lua util-soc-imp-ltn12.lua util-soc-imp-mime.lua util-soc-imp-url.lua util-soc-imp-headers.lua util-soc-imp-tp.lua util-soc-imp-http.lua util-soc-imp-ftp.lua util-soc-imp-smtp.lua trac-set.lua trac-log.lua trac-inf.lua trac-pro.lua util-lua.lua util-deb.lua util-tpl.lua util-sbx.lua util-mrg.lua util-env.lua luat-env.lua util-zip.lua lxml-tab.lua lxml-lpt.lua lxml-mis.lua lxml-aux.lua lxml-xml.lua trac-xml.lua data-ini.lua data-exp.lua data-env.lua data-tmp.lua data-met.lua data-res.lua data-pre.lua data-inp.lua data-out.lua data-fil.lua data-con.lua data-use.lua data-zip.lua data-tre.lua data-sch.lua data-lua.lua data-aux.lua data-tmf.lua data-lst.lua libs-ini.lua luat-sta.lua luat-fmt.lua +-- skipped libraries : - +-- original bytes : 1034927 +-- stripped bytes : 407861 + +-- end library merge + +-- We need this hack till luatex is fixed. +-- +-- for k,v in pairs(arg) do print(k,v) end + +if arg and (arg[0] == 'luatex' or arg[0] == 'luatex.exe') and arg[1] == "--luaonly" then + arg[-1]=arg[0] arg[0]=arg[2] for k=3,#arg do arg[k-2]=arg[k] end arg[#arg]=nil arg[#arg]=nil +end + +-- End of hack. + +local format, gsub, gmatch, match, find = string.format, string.gsub, string.gmatch, string.match, string.find +local concat = table.concat + +local ownname = environment and environment.ownname or arg[0] or 'mtxrun.lua' +local ownpath = gsub(match(ownname,"^(.+)[\\/].-$") or ".","\\","/") +local owntree = environment and environment.ownpath or ownpath + +local ownlibs = { -- order can be made better + + 'l-bit32.lua', + 'l-lua.lua', + 'l-macro.lua', + 'l-sandbox.lua', + 'l-package.lua', + 'l-lpeg.lua', + 'l-function.lua', + 'l-string.lua', + 'l-table.lua', + 'l-io.lua', + 'l-number.lua', + 'l-set.lua', + 'l-os.lua', + 'l-file.lua', + 'l-gzip.lua', + 'l-md5.lua', + 'l-sha.lua', + 'l-url.lua', + 'l-dir.lua', + 'l-boolean.lua', + 'l-unicode.lua', + 'l-math.lua', + + 'util-str.lua', -- code might move to l-string + 'util-tab.lua', + 'util-fil.lua', + 'util-sac.lua', + 'util-sto.lua', + 'util-prs.lua', + 'util-fmt.lua', + + 'util-soc-imp-reset.lua', + 'util-soc-imp-socket.lua', + 'util-soc-imp-copas.lua', + 'util-soc-imp-ltn12.lua', + -- 'util-soc-imp-mbox.lua', + 'util-soc-imp-mime.lua', + 'util-soc-imp-url.lua', + 'util-soc-imp-headers.lua', + 'util-soc-imp-tp.lua', + 'util-soc-imp-http.lua', + 'util-soc-imp-ftp.lua', + 'util-soc-imp-smtp.lua', + + 'trac-set.lua', + 'trac-log.lua', + 'trac-inf.lua', -- was before trac-set + 'trac-pro.lua', -- not really needed + 'util-lua.lua', -- indeed here? + 'util-deb.lua', + + 'util-tpl.lua', + 'util-sbx.lua', + 'util-mrg.lua', + + 'util-env.lua', + 'luat-env.lua', -- can come before inf (as in mkiv) + + 'util-zip.lua', + + 'lxml-tab.lua', + 'lxml-lpt.lua', + -- 'lxml-ent.lua', + 'lxml-mis.lua', + 'lxml-aux.lua', + 'lxml-xml.lua', + + 'trac-xml.lua', + + 'data-ini.lua', + 'data-exp.lua', + 'data-env.lua', + 'data-tmp.lua', + 'data-met.lua', + 'data-res.lua', + 'data-pre.lua', + 'data-inp.lua', + 'data-out.lua', + 'data-fil.lua', + 'data-con.lua', + 'data-use.lua', +-- 'data-tex.lua', +-- 'data-bin.lua', + 'data-zip.lua', + 'data-tre.lua', + 'data-sch.lua', + 'data-lua.lua', + 'data-aux.lua', -- updater + 'data-tmf.lua', + 'data-lst.lua', + + 'libs-ini.lua', + + 'luat-sta.lua', + 'luat-fmt.lua', + +} + +-- c:/data/develop/tex-context/tex/texmf-win64/bin/../../texmf-context/tex/context/base/mkiv/data-tmf.lua +-- c:/data/develop/context/sources/data-tmf.lua + +local ownlist = { + -- '.', + -- ownpath , + owntree .. "/../../../../context/sources", -- HH's development path + -- + owntree .. "/../../texmf-local/tex/context/base/mkiv", + owntree .. "/../../texmf-context/tex/context/base/mkiv", + owntree .. "/../../texmf/tex/context/base/mkiv", + owntree .. "/../../../texmf-local/tex/context/base/mkiv", + owntree .. "/../../../texmf-context/tex/context/base/mkiv", + owntree .. "/../../../texmf/tex/context/base/mkiv", + -- + owntree .. "/../../texmf-local/tex/context/base", + owntree .. "/../../texmf-context/tex/context/base", + owntree .. "/../../texmf/tex/context/base", + owntree .. "/../../../texmf-local/tex/context/base", + owntree .. "/../../../texmf-context/tex/context/base", + owntree .. "/../../../texmf/tex/context/base", +} + +if ownpath == "." then table.remove(ownlist,1) end + +own = { + name = ownname, + path = ownpath, + tree = owntree, + list = ownlist, + libs = ownlibs, +} + +local function locate_libs() + for l=1,#ownlibs do + local lib = ownlibs[l] + for p =1,#ownlist do + local pth = ownlist[p] + local filename = pth .. "/" .. lib + local found = lfs.isfile(filename) + if found then + package.path = package.path .. ";" .. pth .. "/?.lua" -- in case l-* does a require + return pth + end + end + end +end + +local function load_libs() + local found = locate_libs() + if found then + for l=1,#ownlibs do + local filename = found .. "/" .. ownlibs[l] + local codeblob = loadfile(filename) + if codeblob then + codeblob() + end + end + else + resolvers = nil + end +end + +if not resolvers then + load_libs() +end + +if not resolvers then + print("") + print("Mtxrun is unable to start up due to lack of libraries. You may") + print("try to run 'lua mtxrun.lua --selfmerge' in the path where this") + print("script is located (normally under ..../scripts/context/lua) which") + print("will make this script library independent.") + os.exit() +end + +-- verbosity + +----- e_verbose = environment.arguments["verbose"] + +local e_verbose = false + +-- some common flags (also passed through environment) + +local e_silent = environment.argument("silent") +local e_errors = environment.argument("errors") +local e_noconsole = environment.argument("noconsole") + +local e_trackers = environment.argument("trackers") +local e_directives = environment.argument("directives") +local e_experiments = environment.argument("experiments") + +local t = { } + +if type(e_directives) == "string" then + t[#t+1] = e_directives +end + +if type(e_silent) == "string" then + t[#t+1] = format("logs.blocked={%s}",e_silent) +elseif e_silent == true then + t[#t+1] = "logs.blocked" +end + +if type(e_errors) == "string" then + t[#t+1] = format("logs.errors={%s}",e_errors) +elseif e_errors == true then + t[#t+1] = "logs.errors" +end + +if e_noconsole then + t[#t+1] = format("logs.target=file") +end + +if #t > 0 then + e_directives = concat(t,",") +end + +if e_trackers then trackers .enable(e_trackers) end +if e_directives then directives .enable(e_directives) end +if e_experiments then experiments.enable(e_experiments) end + +if not environment.trackers then environment.trackers = e_trackers end +if not environment.directives then environment.directives = e_directives end +if not environment.experiments then environment.experiments = e_experiments end + +-- + +resolvers.reset() + +local helpinfo = [[ +<?xml version="1.0" ?> +<application> + <metadata> + <entry name="name">mtxrun</entry> + <entry name="detail">ConTeXt TDS Runner Tool</entry> + <entry name="version">1.33</entry> + </metadata> + <flags> + <category name="basic"> + <subcategory> + <flag name="script"><short>run an mtx script (lua prefered method) (<ref name="noquotes"/>), no script gives list</short></flag> + <flag name="evaluate"><short>run code passed on the commandline (between quotes) (=loop) (exit|quit aborts)</short></flag> + <flag name="execute"><short>run a script or program (texmfstart method) (<ref name="noquotes"/>)</short></flag> + <flag name="resolve"><short>resolve prefixed arguments</short></flag> + <flag name="ctxlua"><short>run internally (using preloaded libs)</short></flag> + <flag name="internal"><short>run script using built in libraries (same as <ref name="ctxlua"/>)</short></flag> + <flag name="locate"><short>locate given filename in database (default) or system (<ref name="first"/> <ref name="all"/> <ref name="detail"/>)</short></flag> + </subcategory> + <subcategory> + <flag name="tree" value="pathtotree"><short>use given texmf tree (default file: setuptex.tmf)</short></flag> + <flag name="path" value="runpath"><short>go to given path before execution</short></flag> + <flag name="ifchanged" value="filename"><short>only execute when given file has changed (md checksum)</short></flag> + <flag name="iftouched" value="old,new"><short>only execute when given file has changed (time stamp)</short></flag> + </subcategory> + <subcategory> + <flag name="makestubs"><short>create stubs for (context related) scripts</short></flag> + <flag name="removestubs"><short>remove stubs (context related) scripts</short></flag> + <flag name="stubpath" value="binpath"><short>paths where stubs wil be written</short></flag> + <flag name="windows"><short>create windows (mswin) stubs</short></flag> + <flag name="unix"><short>create unix (linux) stubs</short></flag> + <flag name="addbinarypath"><short>prepend the (found) binarypath to runners</short></flag> + </subcategory> + <subcategory> + <flag name="verbose"><short>give a bit more info</short></flag> + <flag name="trackers" value="list"><short>enable given trackers</short></flag> + <flag name="progname" value="str"><short>format or backend</short></flag> + <flag name="systeminfo" value="str"><short>show current operating system, processor, etc</short></flag> + </subcategory> + <subcategory> + <flag name="edit"><short>launch editor with found file</short></flag> + <flag name="launch"><short>launch files like manuals, assumes os support (<ref name="all"/>,<ref name="list"/>)</short></flag> + </subcategory> + <subcategory> + <flag name="timedrun"><short>run a script and time its run</short></flag> + <flag name="autogenerate"><short>regenerate databases if needed (handy when used to run context in an editor)</short></flag> + </subcategory> + <subcategory> + <flag name="usekpse"><short>use kpse as fallback (when no mkiv and cache installed, often slower)</short></flag> + <flag name="forcekpse"><short>force using kpse (handy when no mkiv and cache installed but less functionality)</short></flag> + </subcategory> + <subcategory> + <flag name="prefixes"><short>show supported prefixes</short></flag> + </subcategory> + <subcategory> + <flag name="generate"><short>generate file database</short></flag> + </subcategory> + <subcategory> + <flag name="variables"><short>show configuration variables</short></flag> + <flag name="configurations"><short>show configuration order</short></flag> + </subcategory> + <subcategory> + <flag name="directives"><short>show (known) directives</short></flag> + <flag name="trackers"><short>show (known) trackers</short></flag> + <flag name="experiments"><short>show (known) experiments</short></flag> + </subcategory> + <subcategory> + <flag name="expand-braces"><short>expand complex variable</short></flag> + <flag name="resolve-path"><short>expand variable (completely resolve paths)</short></flag> + <flag name="expand-path"><short>expand variable (resolve paths)</short></flag> + <flag name="expand-var"><short>expand variable (resolve references)</short></flag> + <flag name="show-path"><short>show path expansion of ...</short></flag> + <flag name="var-value"><short>report value of variable</short></flag> + <flag name="find-file"><short>report file location</short></flag> + <flag name="find-path"><short>report path of file</short></flag> + </subcategory> + <subcategory> + <flag name="pattern" value="string"><short>filter variables</short></flag> + </subcategory> + </category> + </flags> +</application> +]] + +local application = logs.application { + name = "mtxrun", + banner = "ConTeXt TDS Runner Tool 1.32", + helpinfo = helpinfo, +} + +local report = application.report + +messages = messages or { } -- for the moment + +runners = runners or { } -- global (might become local) + +runners.applications = { + ["lua"] = "luatex --luaonly", + ["luc"] = "luatex --luaonly", + ["pl"] = "perl", + ["py"] = "python", + ["rb"] = "ruby", +} + +runners.suffixes = { + 'rb', 'lua', 'py', 'pl' +} + +runners.registered = { + texexec = { 'texexec.rb', false }, -- context mkii runner (only tool not to be luafied) + texutil = { 'texutil.rb', true }, -- old perl based index sorter for mkii (old versions need it) + texfont = { 'texfont.pl', true }, -- perl script that makes mkii font metric files + texfind = { 'texfind.pl', false }, -- perltk based tex searching tool, mostly used at pragma + texshow = { 'texshow.pl', false }, -- perltk based context help system, will be luafied + -- texwork = { 'texwork.pl', false }, -- perltk based editing environment, only used at pragma + makempy = { 'makempy.pl', true }, + mptopdf = { 'mptopdf.pl', true }, + pstopdf = { 'pstopdf.rb', true }, -- converts ps (and some more) images, does some cleaning (replaced) + -- examplex = { 'examplex.rb', false }, + concheck = { 'concheck.rb', false }, + runtools = { 'runtools.rb', true }, + textools = { 'textools.rb', true }, + tmftools = { 'tmftools.rb', true }, + ctxtools = { 'ctxtools.rb', true }, + rlxtools = { 'rlxtools.rb', true }, + pdftools = { 'pdftools.rb', true }, + mpstools = { 'mpstools.rb', true }, + -- exatools = { 'exatools.rb', true }, + xmltools = { 'xmltools.rb', true }, + -- luatools = { 'luatools.lua', true }, + mtxtools = { 'mtxtools.rb', true }, + pdftrimwhite = { 'pdftrimwhite.pl', false }, +} + +runners.launchers = { + windows = { }, + unix = { }, +} + +-- like runners.libpath("framework"): looks on script's subpath + +function runners.libpath(...) + package.prepend_libpath(file.dirname(environment.ownscript),...) + package.prepend_libpath(file.dirname(environment.ownname) ,...) +end + +function runners.prepare() + local checkname = environment.argument("ifchanged") + if type(checkname) == "string" and checkname ~= "" then + local oldchecksum = file.loadchecksum(checkname) + local newchecksum = file.checksum(checkname) + if oldchecksum == newchecksum then + if e_verbose then + report("file '%s' is unchanged",checkname) + end + return "skip" + elseif e_verbose then + report("file '%s' is changed, processing started",checkname) + end + file.savechecksum(checkname) + end + local touchname = environment.argument("iftouched") + if type(touchname) == "string" and touchname ~= "" then + local oldname, newname = string.splitup(touchname, ",") + if oldname and newname and oldname ~= "" and newname ~= "" then + if not file.needs_updating(oldname,newname) then + if e_verbose then + report("file '%s' and '%s' have same age",oldname,newname) + end + return "skip" + elseif e_verbose then + report("file '%s' is older than '%s'",oldname,newname) + end + end + end + local runpath = environment.argument("path") + if type(runpath) == "string" and not lfs.chdir(runpath) then + report("unable to change to path '%s'",runpath) + return "error" + end + runners.prepare = function() end + return "run" +end + +function runners.execute_script(fullname,internal,nosplit) + local noquote = environment.argument("noquotes") + if fullname and fullname ~= "" then + local state = runners.prepare() + if state == 'error' then + return false + elseif state == 'skip' then + return true + elseif state == "run" then + local path, name, suffix = file.splitname(fullname) + local result = "" + if path ~= "" then + result = fullname + elseif name then + name = gsub(name,"^int[%a]*:",function() + internal = true + return "" + end ) + name = gsub(name,"^script:","") + if suffix == "" and runners.registered[name] and runners.registered[name][1] then + name = runners.registered[name][1] + suffix = file.suffix(name) + end + if suffix == "" then + -- loop over known suffixes + for _,s in pairs(runners.suffixes) do + result = resolvers.findfile(name .. "." .. s, 'texmfscripts') + if result ~= "" then + break + end + end + elseif runners.applications[suffix] then + result = resolvers.findfile(name, 'texmfscripts') + else + -- maybe look on path + result = resolvers.findfile(name, 'other text files') + end + end + if result and result ~= "" then + if not no_split then + local before, after = environment.splitarguments(fullname) -- already done + environment.arguments_before, environment.arguments_after = before, after + end + if internal then + arg = { } for _,v in pairs(environment.arguments_after) do arg[#arg+1] = v end + environment.ownscript = result + dofile(result) + else +local texmfcnf = resolvers.getenv("TEXMFCNF") +if not texmfcnf or texmfcnf == "" then + texmfcnf = resolvers.expandedpathfromlist(resolvers.splitpath(resolvers.resolve(resolvers.luacnfspec))) + resolvers.setenv("TEXMFCNF",table.concat(texmfcnf,";")) -- for running texexec etc (after tl change to texmf-dist) +end + local binary = runners.applications[file.suffix(result)] + result = string.quoted(string.unquoted(result)) + -- if string.match(result,' ') and not string.match(result,"^\".*\"$") then + -- result = '"' .. result .. '"' + -- end + if binary and binary ~= "" then + result = binary .. " " .. result + end + local command = result .. " " .. environment.reconstructcommandline(environment.arguments_after,noquote) + if e_verbose then + report() + report("executing: %s",command) + report() + report() + io.flush() + end + local code = os.execute(command) + if code == 0 then + return true + else + if binary then + binary = file.addsuffix(binary,os.binsuffix) + for p in gmatch(os.getenv("PATH"),"[^"..io.pathseparator.."]+") do + if lfs.isfile(file.join(p,binary)) then + return false + end + end + report() + report("This script needs '%s' which seems not to be installed.",binary) + report() + end + return false + end + end + end + end + end + return false +end + +function runners.execute_program(fullname) + local noquote = environment.argument("noquotes") + if fullname and fullname ~= "" then + local state = runners.prepare() + if state == 'error' then + return false + elseif state == 'skip' then + return true + elseif state == "run" then + local before, after = environment.splitarguments(fullname) + for k=1,#after do after[k] = resolvers.resolve(after[k]) end + environment.initializearguments(after) + fullname = gsub(fullname,"^bin:","") + local command = fullname .. " " .. (environment.reconstructcommandline(after or "",noquote) or "") + report() + report("executing: %s",command) + report() + report() + io.flush() + local code = os.execute(command) + return code == 0 + end + end + return false +end + +-- the --usekpse flag will fallback (not default) on kpse (hm, we can better update mtx-stubs) + +local windows_stub = '@echo off\013\010setlocal\013\010set ownpath=%%~dp0%%\013\010texlua "%%ownpath%%mtxrun.lua" --usekpse --execute %s %%*\013\010endlocal\013\010' +local unix_stub = '#!/bin/sh\010mtxrun --usekpse --execute %s \"$@\"\010' + +function runners.handle_stubs(create) + local stubpath = environment.argument('stubpath') or '.' -- 'auto' no longer subpathssupported + local windows = environment.argument('windows') or environment.argument('mswin') or false + local unix = environment.argument('unix') or environment.argument('linux') or false + if not windows and not unix then + if os.platform == "unix" then + unix = true + else + windows = true + end + end + for _,v in pairs(runners.registered) do + local name, doit = v[1], v[2] + if doit then + local base = gsub(file.basename(name), "%.(.-)$", "") + if create then + if windows then + io.savedata(file.join(stubpath,base..".bat"),format(windows_stub,name)) + report("windows stub for '%s' created",base) + end + if unix then + io.savedata(file.join(stubpath,base),format(unix_stub,name)) + report("unix stub for '%s' created",base) + end + else + if windows and (os.remove(file.join(stubpath,base..'.bat')) or os.remove(file.join(stubpath,base..'.cmd'))) then + report("windows stub for '%s' removed", base) + end + if unix and (os.remove(file.join(stubpath,base)) or os.remove(file.join(stubpath,base..'.sh'))) then + report("unix stub for '%s' removed",base) + end + end + end + end +end + +function runners.resolve_string(filename) + if filename and filename ~= "" then + runners.report_location(resolvers.resolve(filename)) + end +end + +-- differs from texmfstart where locate appends .com .exe .bat ... todo + +function runners.locate_file(filename) -- was given file but only searches in tree + if filename and filename ~= "" then + if environment.argument("first") then + runners.report_location(resolvers.findfile(filename)) + -- resolvers.dowithfilesandreport(resolvers.findfile,filename) + elseif environment.argument("all") then + local result, status = resolvers.findfiles(filename) + if status and environment.argument("detail") then + runners.report_location(status) + else + runners.report_location(result) + end + else + runners.report_location(resolvers.findgivenfile(filename)) + -- resolvers.dowithfilesandreport(resolvers.findgivenfile,filename) + end + end +end + +function runners.locate_platform() + runners.report_location(os.platform) +end + +function runners.report_location(result) + if type(result) == "table" then + for i=1,#result do + if i > 1 then + io.write("\n") + end + io.write(result[i]) + end + else + io.write(result) + end +end + +function runners.edit_script(filename) -- we assume that gvim is present on most systems (todo: also in cnf file) + local editor = os.getenv("MTXRUN_EDITOR") or os.getenv("TEXMFSTART_EDITOR") or os.getenv("EDITOR") or 'gvim' + local rest = resolvers.resolve(filename) + if rest ~= "" then + local command = editor .. " " .. rest + if e_verbose then + report() + report("starting editor: %s",command) + report() + report() + end + os.launch(command) + end +end + +function runners.save_script_session(filename, list) + if type(list) == "table" then + local t = { } + for i=1,#list do + local key = list[i] + t[key] = environment.arguments[key] + end + io.savedata(filename,table.serialize(t,true)) + end +end + +function runners.load_script_session(filename) + if lfs.isfile(filename) then + local t = io.loaddata(filename) + if t then + t = loadstring(t) + if t then t = t() end + for key, value in pairs(t) do + environment.arguments[key] = value + end + end + end +end + +function resolvers.launch(str) + -- maybe we also need to test on mtxrun.launcher.suffix environment + -- variable or on windows consult the assoc and ftype vars and such + local launchers = runners.launchers[os.platform] if launchers then + local suffix = file.suffix(str) if suffix then + local runner = launchers[suffix] if runner then + str = runner .. " " .. str + end + end + end + os.launch(str) +end + +function runners.launch_file(filename) + local allresults = environment.arguments["all"] + local pattern = environment.arguments["pattern"] + local listonly = environment.arguments["list"] + if not pattern or pattern == "" then + pattern = filename + end + if not pattern or pattern == "" then + report("provide name or --pattern=") + else + local t = resolvers.findfiles(pattern,nil,allresults) + if not t or #t == 0 then + t = resolvers.findfiles("*/" .. pattern,nil,allresults) + end + if not t or #t == 0 then + t = resolvers.findfiles("*/" .. pattern .. "*",nil,allresults) + end + if t and #t > 0 then + for i=1,#t do + local name = t[i] + if listonly then + report("% 3i: %-30s %s",i,file.basename(name),file.dirname(name)) + else + report("launching: %s",name) + resolvers.launch(name) + if not allresults then + break + end + end + end + if listonly then + io.write("\n") + io.write("\n[select number]\n\n>> ") + local answer = tonumber(io.read()) + if answer then + io.write("\n") + local name = t[answer] + if name then + report("launching: %s",name) + resolvers.launch(name) + else + report("invalid number") + end + end + end + else + report("no match for %s", pattern) + end + end +end + +local mtxprefixes = { + { "^mtx%-", "mtx-" }, + { "^mtx%-t%-", "mtx-t-" }, +} + +function runners.find_mtx_script(filename) + local function found(name) + local path = file.dirname(name) + if path and path ~= "" then + return false + else + local fullname = own and own.path and file.join(own.path,name) + return io.exists(fullname) and fullname + end + end + filename = file.addsuffix(filename,"lua") + local basename = file.removesuffix(file.basename(filename)) + local suffix = file.suffix(filename) + -- qualified path, raw name + local fullname = file.is_qualified_path(filename) and io.exists(filename) and filename + if fullname and fullname ~= "" then + return fullname + end + -- current path, raw name + fullname = "./" .. filename + fullname = io.exists(fullname) and fullname + if fullname and fullname ~= "" then + return fullname + end + -- mtx- prefix checking + for i=1,#mtxprefixes do + local mtxprefix = mtxprefixes[i] + mtxprefix = find(filename,mtxprefix[1]) and "" or mtxprefix[2] + -- context namespace, mtx-<filename> + fullname = mtxprefix .. filename + fullname = found(fullname) or resolvers.findfile(fullname) + if fullname and fullname ~= "" then + return fullname + end + -- context namespace, mtx-<filename>s + fullname = mtxprefix .. basename .. "s" .. "." .. suffix + fullname = found(fullname) or resolvers.findfile(fullname) + if fullname and fullname ~= "" then + return fullname + end + -- context namespace, mtx-<filename minus trailing s> + fullname = mtxprefix .. gsub(basename,"s$","") .. "." .. suffix + fullname = found(fullname) or resolvers.findfile(fullname) + if fullname and fullname ~= "" then + return fullname + end + end + -- context namespace, just <filename> + fullname = resolvers.findfile(filename) + return fullname +end + +function runners.register_arguments(...) + local arguments = environment.arguments_after + local passedon = { ... } + for i=#passedon,1,-1 do + local pi = passedon[i] + if pi then + table.insert(arguments,1,pi) + end + end +end + +function runners.execute_ctx_script(filename,...) + runners.register_arguments(...) + local arguments = environment.arguments_after + local fullname = runners.find_mtx_script(filename) or "" + if file.suffix(fullname) == "cld" then + -- handy in editors where we force --autopdf + report("running cld script: %s",filename) + table.insert(arguments,1,fullname) + table.insert(arguments,"--autopdf") + fullname = runners.find_mtx_script("context") or "" + end + -- retry after generate but only if --autogenerate + if fullname == "" and environment.argument("autogenerate") then -- might become the default + resolvers.renewcache() + trackers.enable("resolvers.locating") + resolvers.load() + -- + fullname = runners.find_mtx_script(filename) or "" + end + -- that should do it + if fullname ~= "" then + local state = runners.prepare() + if state == 'error' then + return false + elseif state == 'skip' then + return true + elseif state == "run" then + -- load and save ... kind of undocumented + arg = { } for _,v in pairs(arguments) do arg[#arg+1] = resolvers.resolve(v) end + environment.initializearguments(arg) + local loadname = environment.arguments['load'] + if loadname then + if type(loadname) ~= "string" then loadname = file.basename(fullname) end + loadname = file.replacesuffix(loadname,"cfg") + runners.load_script_session(loadname) + end + filename = environment.files[1] + if e_verbose then + report("using script: %s (if --path is used don't run on path where mtxrun lives)\n",fullname) + end + environment.ownscript = fullname + dofile(fullname) + local savename = environment.arguments['save'] + if savename then + if type(savename) ~= "string" then savename = file.basename(fullname) end + savename = file.replacesuffix(savename,"cfg") + runners.save_script_session(savename,save_list) + end + return true + end + else + if filename == "" or filename == "help" then + local context = resolvers.findfile("mtx-context.lua") + trackers.enable("resolvers.locating") + if context ~= "" then + local result = dir.glob((gsub(context,"mtx%-context","mtx-*"))) -- () needed + local valid = { } + table.sort(result) + for i=1,#result do + local scriptname = result[i] + local scriptbase = match(scriptname,".*mtx%-([^%-]-)%.lua") + if scriptbase then + local data = io.loaddata(scriptname) + local application = match(data,"local application.-=.-(%{.-%})") + if application then + application = loadstring("return " .. application) + if application then + application = application() + local banner = application.banner + if banner then + local description, version = match(banner,"^(.-) ([%d.]+)$") + if description then + valid[#valid+1] = { scriptbase, version, description } + else + valid[#valid+1] = { scriptbase, "", banner } + end + end + end + end + end + end + if #valid > 0 then + application.identify() + report("no script name given, known scripts:") + report() + for k=1,#valid do + local v = valid[k] + report("%-12s %4s %s",v[1],v[2],v[3]) + end + end + else + report("no script name given") + end + else + filename = file.addsuffix(filename,"lua") + if file.is_qualified_path(filename) then + report("unknown script '%s'",filename) + else + report("unknown script '%s' or 'mtx-%s'",filename,filename) + end + end + return false + end +end + +function runners.prefixes() + application.identify() + report() + report(concat(resolvers.allprefixes(true)," ")) +end + +function runners.timedrun(filename) -- just for me + if filename and filename ~= "" then + runners.timed(function() os.execute(filename) end) + end +end + +function runners.timed(action) + statistics.timed(action,true) +end + +function runners.associate(filename) + os.launch(filename) +end + +function runners.evaluate(code,filename) -- for Luigi + local environment = table.setmetatableindex(_G) + if code == "loop" then + while true do + io.write("lua > ") + local code = io.read() + if code == "quit" or code == "exit" then + break + elseif code ~= "" then + local temp = string.match(code,"^= (.*)$") + if temp then + code = "inspect("..temp..")" + end + local compiled, message = load(code,"console","t",environment) + if type(compiled) ~= "function" then + compiled = load("inspect("..code..")","console","t",environment) + end + if type(compiled) ~= "function" then + io.write("! " .. (message or code).."\n") + else + io.write(compiled()) + end + end + end + else + if type(code) ~= "string" or code == "" then + code = filename + end + if code ~= "" then + local compiled, message = load(code,"console","t",environment) + if type(compiled) ~= "function" then + compiled = load("inspect("..code..")","console","t",environment) + end + if type(compiled) ~= "function" then + io.write("invalid lua code: " .. (message or code)) + return + end + io.write(compiled()) + end + end +end + +function runners.gethelp(filename) + local url = environment.argument("url") + if url and url ~= "" then + local command = string.gsub(environment.argument("command") or "unknown","^%s*\\*(.-)%s*$","%1") + url = utilities.templates.replace(url,{ command = command }) + os.launch(url) + else + report("no --url given") + end +end + +function runners.systeminfo() + report("architecture : %s",os.platform or "<unset>") + report("operating system : %s",os.name or "<unset>") + report("file architecture : %s",os.type or "<unset>") + report("binary path : %s",os.selfdir or "<unset>") + report("binary suffix : %s",os.binsuffix or "<unset>") + report("library suffix : %s",os.libsuffix or "<unset>") +end + +-- this is a bit dirty ... first we store the first filename and next we +-- split the arguments so that we only see the ones meant for this script +-- ... later we will use the second half + +local filename = environment.files[1] or "" +local ok = true + +local before, after = environment.splitarguments(filename) +environment.arguments_before, environment.arguments_after = before, after +environment.initializearguments(before) + +e_verbose = environment.arguments["verbose"] -- delayed till here (we need the ones before script) + +if e_verbose then + trackers.enable("resolvers.locating") +end + +-- maybe the unset has to go to this level + +local is_mkii_stub = runners.registered[file.removesuffix(file.basename(filename))] + +local e_argument = environment.argument + +if e_argument("timedlog") then + logs.settimedlog() +end + +if e_argument("usekpse") or e_argument("forcekpse") or is_mkii_stub then + + resolvers.load_tree(e_argument('tree'),true) -- force resolve of TEXMFCNF + + os.setenv("engine","") + os.setenv("progname","") + + local remapper = { + otf = "opentype fonts", + ttf = "truetype fonts", + ttc = "truetype fonts", + pfb = "type1 fonts", + other = "other text files", + } + + local progname = e_argument("progname") or 'context' + + local function kpse_initialized() + texconfig.kpse_init = true + local t = os.clock() + local k = kpse.original.new("luatex",progname) + local dummy = k:find_file("mtxrun.lua") -- so that we're initialized + report("kpse fallback with progname '%s' initialized in %s seconds",progname,os.clock()-t) + kpse_initialized = function() return k end + return k + end + + local findfile = resolvers.findfile + local showpath = resolvers.showpath + + if e_argument("forcekpse") then + + function resolvers.findfile(name,kind) + return (kpse_initialized():find_file(resolvers.cleanpath(name),(kind ~= "" and (remapper[kind] or kind)) or "tex") or "") or "" + end + function resolvers.showpath(name) + return (kpse_initialized():show_path(name)) or "" + end + + elseif e_argument("usekpse") or is_mkii_stub then + + resolvers.load() + + function resolvers.findfile(name,kind) + local found = findfile(name,kind) or "" + if found ~= "" then + return found + else + return (kpse_initialized():find_file(resolvers.cleanpath(name),(kind ~= "" and (remapper[kind] or kind)) or "tex") or "") or "" + end + end + function resolvers.showpath(name) + local found = showpath(name) or "" + if found ~= "" then + return found + else + return (kpse_initialized():show_path(name)) or "" + end + end + + end + + function runners.loadbase() + end + +else + + function runners.loadbase(...) + if not resolvers.load(...) then + report("forcing cache reload") + resolvers.renewcache() + trackers.enable("resolvers.locating") + if not resolvers.load(...) then + report("the resolver databases are not present or outdated") + end + end + end + + resolvers.load_tree(e_argument('tree'),e_argument("resolve")) + +end + +-- joke .. reminds me of messing with gigi terminals + +do + + local a_locale = e_argument("locale") + + if a_locale then + + -- I really hate this crap but am too tired of discussing it over and over + -- again so for the sake of usiage outside context we will provide ways to + -- use locales in an otherwise supposed to be locale agnostic system. And + -- forget about support in case of interferences. + + report() + report(what == "force" and "forcing locale:" or "original locale:") + report() + report(" collate : %s",status.lc_collate or "<unset>") + report(" ctype : %s",status.lc_ctype or "<unset>") + report(" monetary : %s",status.lc_monetary or "<unset>") + report(" numeric : %s",status.lc_numeric or "<unset>") + report(" time : %s",status.lc_time or "<unset>") + report() + + end + + if a_locale == "force" then + os.setlocale(status.lc_collate ,"collate") + os.setlocale(status.lc_ctype ,"ctype") + os.setlocale(status.lc_monetary,"monetary") + os.setlocale(status.lc_numeric ,"numeric") + os.setlocale(status.lc_time ,"time") + else + function os.setlocale() + end + end + +end + +-- if e_argument("ansi") or e_argument("ansilog") then + +-- logs.setformatters(e_argument("ansi") and "ansi" or "ansilog") + +-- -- local script = e_argument("script") or e_argument("scripts") +-- -- +-- -- if type(script) == "string" then +-- -- logs.writer("]0;"..script.."") -- for Alan to test +-- -- end + +-- end + +if e_argument("script") or e_argument("scripts") then + + -- run a script by loading it (using libs), pass args + + if e_argument("nofiledatabase") then + -- handy for mtx-update + else + runners.loadbase() + end + if is_mkii_stub then + ok = runners.execute_script(filename,false,true) + else + ok = runners.execute_ctx_script(filename) + end + +elseif e_argument("evaluate") then + + runners.evaluate(e_argument("evaluate"),filename) + +elseif e_argument("selfmerge") then + + -- embed used libraries + + runners.loadbase() + local found = locate_libs() + + if found then + local mtxrun = resolvers.findfile("mtxrun.lua") -- includes local name + if lfs.isfile(mtxrun) then + utilities.merger.selfmerge(mtxrun,own.libs,{ found }) + application.report("runner updated on resolved path: %s",mtxrun) + else + utilities.merger.selfmerge(own.name,own.libs,{ found }) + application.report("runner updated on relative path: %s",own.name) + end + end + +elseif e_argument("selfclean") then + + -- remove embedded libraries + + runners.loadbase() + + local mtxrun = resolvers.findfile("mtxrun.lua") -- includes local name + if lfs.isfile(mtxrun) then + utilities.merger.selfclean(mtxrun) + application.report("runner cleaned on resolved path: %s",mtxrun) + else + utilities.merger.selfclean(own.name) + application.report("runner cleaned on relative path: %s",own.name) + end + +elseif e_argument("selfupdate") then + + runners.loadbase() + trackers.enable("resolvers.locating") + resolvers.updatescript(own.name,"mtxrun") + +elseif e_argument("ctxlua") or e_argument("internal") then + + -- run a script by loading it (using libs) + + runners.loadbase() + ok = runners.execute_script(filename,true) + +elseif e_argument("execute") then + + -- execute script + + runners.loadbase() + ok = runners.execute_script(filename) + +elseif e_argument("direct") then + + -- equals bin: + + runners.loadbase() + ok = runners.execute_program(filename) + +elseif e_argument("edit") then + + -- edit file + + runners.loadbase() + runners.edit_script(filename) + +elseif e_argument("launch") then + + runners.loadbase() + runners.launch_file(filename) + +elseif e_argument("associate") then + + runners.associate(filename) + +elseif e_argument("gethelp") then + + runners.gethelp() + +elseif e_argument("makestubs") then + + -- make stubs (depricated) + + runners.handle_stubs(true) + +elseif e_argument("removestubs") then + + -- remove stub (depricated) + + runners.loadbase() + runners.handle_stubs(false) + +elseif e_argument("resolve") then + + -- resolve string + + runners.loadbase() + runners.resolve_string(filename) + +elseif e_argument("locate") then + + -- locate file (only database) + + runners.loadbase() + runners.locate_file(filename) + +elseif e_argument("platform") or e_argument("show-platform") then + + -- locate platform + + runners.loadbase() + runners.locate_platform() + +elseif e_argument("prefixes") then + + runners.loadbase() + runners.prefixes() + +elseif e_argument("timedrun") then + + -- locate platform + + runners.loadbase() + runners.timedrun(filename) + +elseif e_argument("variables") or e_argument("show-variables") or e_argument("expansions") or e_argument("show-expansions") then + + -- luatools: runners.execute_ctx_script("mtx-base","--expansions",filename) + + resolvers.load("nofiles") + resolvers.listers.variables(e_argument("pattern")) + +elseif e_argument("configurations") or e_argument("show-configurations") then + + -- luatools: runners.execute_ctx_script("mtx-base","--configurations",filename) + + resolvers.load("nofiles") + resolvers.listers.configurations() + +elseif e_argument("find-file") then + + -- luatools: runners.execute_ctx_script("mtx-base","--find-file",filename) + + resolvers.load() + local e_all = e_argument("all") + local e_pattern = e_argument("pattern") + local e_format = e_argument("format") + local finder = e_all and resolvers.findfiles or resolvers.findfile + if not e_pattern then + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(finder,environment.files,e_format) + elseif type(e_pattern) == "string" then + resolvers.dowithfilesandreport(finder,{ e_pattern },e_format) + end + +elseif e_argument("find-path") then + + -- luatools: runners.execute_ctx_script("mtx-base","--find-path",filename) + + resolvers.load() + local path = resolvers.findpath(filename) + if e_verbose then + report(path) + else + print(path) + end + +elseif e_argument("expand-braces") then + + -- luatools: runners.execute_ctx_script("mtx-base","--expand-braces",filename) + + resolvers.load("nofiles") + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(resolvers.expandbraces, environment.files) + +elseif e_argument("expand-path") then + + -- luatools: runners.execute_ctx_script("mtx-base","--expand-path",filename) + + resolvers.load("nofiles") + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(resolvers.expandpath, environment.files) + +elseif e_argument("resolve-path") then + + resolvers.load("nofiles") + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(resolvers.cleanedpathlist, environment.files) + +elseif e_argument("expand-var") or e_argument("expand-variable") then + + -- luatools: runners.execute_ctx_script("mtx-base","--expand-var",filename) + + resolvers.load("nofiles") + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(resolvers.expansion, environment.files) + +elseif e_argument("show-path") or e_argument("path-value") then + + -- luatools: runners.execute_ctx_script("mtx-base","--show-path",filename) + + resolvers.load("nofiles") + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(resolvers.showpath, environment.files) + +elseif e_argument("var-value") or e_argument("show-value") then + + -- luatools: runners.execute_ctx_script("mtx-base","--show-value",filename) + + resolvers.load("nofiles") + runners.register_arguments(filename) + environment.initializearguments(environment.arguments_after) + resolvers.dowithfilesandreport(resolvers.variable,environment.files) + +elseif e_argument("format-path") then + + -- luatools: runners.execute_ctx_script("mtx-base","--format-path",filename) + + resolvers.load() + report(caches.getwritablepath("format")) + +-- elseif e_argument("pattern") then +-- +-- -- luatools +-- +-- runners.execute_ctx_script("mtx-base","--pattern='" .. e_argument("pattern") .. "'",filename) + +elseif e_argument("generate") then + + -- luatools + + if filename and filename ~= "" then + resolvers.load("nofiles") + trackers.enable("resolvers.locating") + resolvers.renew(filename) + else + resolvers.renewcache() + trackers.enable("resolvers.locating") + resolvers.load() + end + + e_verbose = true + +elseif e_argument("make") or e_argument("ini") or e_argument("compile") then + + -- luatools: runners.execute_ctx_script("mtx-base","--make",filename) + + resolvers.load() + trackers.enable("resolvers.locating") + environment.make_format(filename) + +elseif e_argument("run") then + + -- luatools + + runners.execute_ctx_script("mtx-base","--run",filename) + +elseif e_argument("fmt") then + + -- luatools + + runners.execute_ctx_script("mtx-base","--fmt",filename) + +elseif e_argument("help") and filename=='base' then + + -- luatools + + runners.execute_ctx_script("mtx-base","--help") + +elseif e_argument("version") then + + application.version() + + application.report("source path",environment.ownbin) + +elseif e_argument("directives") then + + directives.show() + +elseif e_argument("trackers") then + + trackers.show() + +elseif e_argument("experiments") then + + experiments.show() + +elseif e_argument("exporthelp") then + + runners.loadbase() + application.export(e_argument("exporthelp"),filename) + +elseif e_argument("systeminfo") then + + runners.systeminfo() + +elseif e_argument("locale") then + + -- already done + +elseif e_argument("help") or filename=='help' or filename == "" then + + application.help() + +elseif find(filename,"^bin:") then + + runners.loadbase() + ok = runners.execute_program(filename) + +elseif is_mkii_stub then + + -- execute mkii script + + runners.loadbase() + ok = runners.execute_script(filename,false,true) + +elseif false then + + runners.loadbase() + ok = runners.execute_ctx_script(filename) + if not ok then + ok = runners.execute_script(filename) + end + +elseif environment.files[1] == 'texmfcnf.lua' then -- so that we don't need to load mtx-base + + resolvers.load("nofiles") + resolvers.listers.configurations() + +else + runners.loadbase() + runners.execute_ctx_script("mtx-base",filename) + +end + +if e_verbose then + report() + report("elapsed lua time: %0.3f seconds",os.runtime()) +end + +if os.type ~= "windows" then + texio.write("\n") -- is this still valid? +end + +if ok == false then ok = 1 elseif ok == true or ok == nil then ok = 0 end + +if lua and lua.getexitcode then + ok = lua.getexitcode() +end + +-- os.exit(ok,true) -- true forces a cleanup in 5.2+ + +os.exit(ok) -- true forces a cleanup in 5.2+ but reports a wrong number then |