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if not modules then modules = { } end modules ['core-job'] = {
version = 1.001,
comment = "companion to core-job.tex",
author = "Hans Hagen, PRAGMA-ADE, Hasselt NL",
copyright = "PRAGMA ADE / ConTeXt Development Team",
license = "see context related readme files"
}
-- will move
commands.writestatus = ctx.writestatus
function commands.doifelse(b)
tex.sprint(tex.texcatcodes,(b and "\\firstoftwoarguments") or "\\secondoftwoarguments")
end
function commands.doif(b)
tex.sprint(tex.texcatcodes,(b and "\\firstofoneargument") or "\\gobbleoneargument")
end
function commands.doifnot(b)
tex.sprint(tex.texcatcodes,(b and "\\gobbleoneargument") or "\\firstofoneargument")
end
cs.testcase = commands.doifelse
local format = string.format
function commands. def(cs,value) tex.sprint(tex.ctxcatcodes,format( "\\def\\%s{%s}",cs,value)) end
function commands.edef(cs,value) tex.sprint(tex.ctxcatcodes,format("\\edef\\%s{%s}",cs,value)) end
function commands.gdef(cs,value) tex.sprint(tex.ctxcatcodes,format("\\gdef\\%s{%s}",cs,value)) end
function commands.xdef(cs,value) tex.sprint(tex.ctxcatcodes,format("\\xdef\\%s{%s}",cs,value)) end
function commands.cs(cs,args) tex.sprint(tex.ctxcatcodes,format("\\csname %s\\endcsname %s",cs,args or"")) end
-- main code
local function find_file(name,maxreadlevel)
local function exists(n)
if io.exists(n) then
return n
else
n = file.addsuffix(n,'tex')
if io.exists(n) then
return n
end
end
return nil
end
if input.aux.qualified_path(name) then
return name
else
-- not that efficient, too many ./ lookups
local n = "./" .. name
local found = exists(n)
if found then
return found
else
for i=1,maxreadlevel or 0 do
n = "../" .. n
found = exists(n)
if found then
return found
end
end
end
return input.find_file(texmf.instance,name) or ""
end
end
function commands.processfile(name,maxreadlevel)
name = find_file(name,maxreadlevel)
if name ~= "" then
-- tex.sprint(tex.ctxcatcodes,string.format("\\input %s\\relax",name))
tex.print(tex.ctxcatcodes,string.format("\\input %s",name))
end
end
function commands.doifinputfileelse(name,maxreadlevel)
commands.doifelse(find_file(name,maxreadlevel) ~= "")
end
function commands.locatefilepath(name,maxreadlevel)
tex.sprint(tex.texcatcodes,file.dirname(find_file(name,maxreadlevel)))
end
function commands.usepath(paths,maxreadlevel)
input.register_extra_path(texmf.instance,paths)
tex.sprint(tex.texcatcodes,table.concat(texmf.instance.extra_paths or {}, ""))
end
function commands.usesubpath(subpaths,maxreadlevel)
input.register_extra_path(texmf.instance,nil,subpaths)
tex.sprint(tex.texcatcodes,table.concat(texmf.instance.extra_paths or {}, ""))
end
function commands.usezipfile(name,tree)
if tree and tree ~= "" then
input.usezipfile(texmf.instance,string.format("zip:///%s?tree=%s",name,tree))
else
input.usezipfile(texmf.instance,string.format("zip:///%s",name))
end
end
-- for the moment here, maybe a module
--~ <?xml version='1.0' standalone='yes'?>
--~ <exa:variables xmlns:exa='htpp://www.pragma-ade.com/schemas/exa-variables.rng'>
--~ <exa:variable label='mode:pragma'>nee</exa:variable>
--~ <exa:variable label='mode:variant'>standaard</exa:variable>
--~ </exa:variables>
local function convertexamodes(str)
local x, t = xml.convert(str), { }
for e, d, k in xml.elements(x,"exa:variable") do
local dk = d[k]
local label = dk.at and dk.at.label
if label and label ~= "" then
local data = xml.content(dk)
local mode = label:match("^mode:(.+)$")
if mode then
tex.sprint(tex.ctxcatcodes,string.format("\\enablemode[%s:%s]",mode,data))
end
if data:find("{}") then
t[#t+1] = string.format("%s={%s}",mode,data)
else
t[#t+1] = string.format("%s=%s",mode,data)
end
end
end
if #t > 0 then
tex.sprint(tex.ctxcatcodes,string.format("\\setvariables[exa:variables][%s]",table.concat(t,",")))
end
end
-- we need a system file option: ,. .. etc + paths but no tex lookup so input.find_file is wrong here
function commands.loadexamodes(filename)
if not filename or filename == "" then
filename = file.stripsuffix(tex.jobname)
end
filename = input.find_file(texmf.instance,file.addsuffix(filename,'ctm')) or ""
if filename ~= "" then
commands.writestatus("examodes","loading " .. filename) -- todo: message system
convertexamodes(io.loaddata(filename))
else
commands.writestatus("examodes","no mode file " .. filename) -- todo: message system
end
end
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