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#!/usr/bin/env texlua
-----------------------------------------------------------------------
-- FILE: xindex.lua
-- DESCRIPTION: create an index
-- REQUIREMENTS:
-- AUTHOR: Herbert Voß
-- LICENSE: LPPL 1.3
--
-- $Id: xindex.lua 22 2022-02-11 12:18:15Z hvoss $
-----------------------------------------------------------------------
xindex = xindex or { }
local version = 0.41
xindex.version = version
--xindex.self = "xindex"
--[[doc--
xindex(1)
This file is provided under the terms of the LPPL v1.3 or
later as printed in full text in the manual (xindex.pdf).
\url{https://ctan.org/license/lppl1.3}.
Report bugs to
\url{https://gitlab.com/hvoss49/xindex/issues}.
--doc]]--
kpse.set_program_name("luatex")
local f = kpse.find_file("lualibs.lua")
--print ("filename "..f)
require("lualibs") -- all part of LuaTeX
require('unicode')
require('string')
require("lpeg")
local args = require ('xindex-lapp') [[
parameter handling
-q,--quiet
-h,--help
-v... Verbosity level; can be -v, -vv, -vvv
-c,--config (default cfg)
-e,--escapechar (default ")
-n,--noheadings
-a,--no_casesensitive
-b,--no_labels
-i,--ignoreSpace
-o,--output (default "")
-k --checklang same as * star for checking aux file
-l,--language (default en) or * for detecting the language from the aux file
-p,--prefix (default L)
-u,--use_UCA
-s,--use_stdin
<files...> (default stdin) .idx file(s)
]]
--[[
No -v flag, v is just { false }. not args.v[1] is true, so vlevel becomes 0.
One -v flags, v is { true }
Two -v flags, v is { true, true }
Three -v flags, v is { true, true, true }
]]
vlevel = not args.v[1] and 0 or #args.v
not_quiet = not args["quiet"]
local luaVersion = _VERSION
if (luaVersion < "Lua 5.3") then
print("=========================================")
print("Sorry. but we need at least LuaTeX 1.09")
print("Leaving program xindex")
print("=========================================")
os.exit()
end
useStdInput = args["use_stdin"]
--local inspect = require 'inspect'
--print(inspect(args))
--[[
if args.h then
print(
Syntax: xinput [options] <file>
By default the Lua program "xindex" creates a so-called
.ind file, which has the same main filename as the input file
unless you are using the option "-o <output file>" There will
be no log file created.
)
end
]]
require('xindex-baselib')
local nInFiles = #args.files
if not useStdInput then
if vlevel == 3 then
print(tostring(nInFiles).." input file(s): ")
end
inFiles = {} --args.files as strings
for i = 1,nInFiles do
local file = args.files_name[i]
if not file_exists(file) then
if file_exists(file..".idx") then
inFiles[#inFiles+1] = file..".idx"
end
else
inFiles[#inFiles+1] = file
end
if vlevel == 3 then
print(file)
end
end
end
-- print ("Check Logfile:")
outfilename = ""
logfilename = ""
if args["output"] == '""' then
if not useStdInput then
if inFiles[1]:sub(inFiles[1]:len()-3,inFiles[1]:len()) == ".idx" then
outfilename = inFiles[1]:sub(1,inFiles[1]:len()-3).."ind"
if nInFiles > 1 then
logfilename = "xindex.ilg"
else
logfilename = inFiles[1]:sub(1,inFiles[1]:len()-3).."ilg"
end
else
outfilename = inFiles[1]..".ind"
if nInFiles > 1 then
logfilename = "xindex.ilg"
else
logfilename = inFiles[1]..".ilg"
end
end
else
outfilename = "xindex.ind"
logfilename = "xindex.ilg"
end
else
outfilename = args.output
if nInFiles > 1 or useStdInput then
logfilename = "xindex.ilg"
else
logfilename = outfilename:gsub('%p...','')..".ilg"
end
end
logFile = io.open(logfilename,"w+")
require('xindex-lib')
writeLog(2,"xindex v."..version.." (c) Herbert Voß\n",-1)
writeLog(1,"Verbose level = "..vlevel.."\n",1)
writeLog(2,"Logfile:"..logfilename.."\n",1)
writeLog(2,"Open outputfile "..outfilename,0)
outFile = io.open(outfilename,"w+")
writeLog(2," ... done\n",0)
if vlevel > 0 then
writeLog(1,"---------- parameter ----------\n",1)
for k,v in pairs(args) do
writeLog(1,tostring(k)..", "..tostring(v).."\n",1)
end
for k=1,#args.v do
writeLog(1,"v["..k.."]= "..tostring(args.v[k]).."\n",1)
end
writeLog(1,"---------- parameter ----------\n",1)
end
-- writeLog(2,"Using input file: "..inFile.."\n",0)
if args["ignoreSpace"] then
ignoreSpace = args["ignoreSpace"]
else
ignoreSpace = false
end
writeLog(2,"ignore space for sorting: "..tostring(ignoreSpace).."\n",-1)
labelPrefix = args.prefix
writeLog(2,"Label prefix: "..labelPrefix.."\n",-1)
writeLog(2,"Loading common config file ".."xindex-cfg-common\n",1)
Config_File_Common = kpse.find_file("xindex-cfg-common.lua")
cfg_common = require(Config_File_Common)
local user_config_file = "xindex-"..args["config"]..".lua"
print("Local config file is: "..user_config_file)
writeLog(2,"Loading local config file "..user_config_file,0)
if kpse.find_file(user_config_file)
then Config_File = kpse.find_file(user_config_file)
else print("Cannot find config file with kpse.find_file!!")
end
print("\nLocal KPSE config file is: "..Config_File.."\n")
cfg = require(Config_File)
writeLog(2," ... done\n",0)
-- Create the character list maps for faster sorting
alphabet_lower_map = CreateCharListMap(alphabet_lower)
alphabet_upper_map = CreateCharListMap(alphabet_upper)
local esc_char = args.escapechar
writeLog(2,"Escapechar = "..esc_char.."\n",1)
escape_chars = { -- by default " is the escape char
{esc_char..'"', '//escapedquote//', '"' },
{esc_char..'@', '//escapedat//', '@' },
{esc_char..'|', '//escapedvert//', '|' },
{esc_char..'!', '//escapedexcl//', '!' }
-- {esc_char..'%(', '//escapedparenleft//', '(' }, -- ( must beescaped
-- {esc_char..'%)', '//escapedparenright//',')' } -- ) " "
}
-- esc_char..'%( is not needed because it can only appear after |
outFile = io.open(outfilename,"w+")
local aux_language = ""
if args["checklang"] or (args["language"] == "*") then
writeLog(2,'Check language in aux file\n',0)
-- \babel@aux{german}{} package babel
-- \selectlanguage *[variant=german,spelling=new,]{german} package polyglossia
local auxfile = inFiles[1]:split(".")[1]..".aux"
writeLog(2,auxfile.."\n",0)
local auxlines = read_lines_from(auxfile)
for line = 1,#auxlines do
local str = auxlines[line]
if string.find(str, "selectlanguage") then
str = str:match("{..+}$") -- get last word {language}
aux_language = str:sub(2,(#str-1))
break
else
if string.find(str, "babel@aux{") then
-- print("Babel defunden: "..str)
str = str:match("{..+}$") -- get last word {language}
-- print("Babel: "..str)
aux_language = str:sub(2,(#str-3))
break
end
end
end
-- print(aux_language)
if #aux_language > 0 then
-- print("find language")
for i,lang in pairs(indexheader) do
for j = 3,#lang do
if lang[j] == aux_language then
language = i
end
end
end
else
language = "en"
end
print("Detected language: "..language)
else
if args["language"] then
language = string.lower(args["language"]):sub(1, 2)
else
language = "en"
end
end
--print("Sprache:"..language)
writeLog(2,"Language = "..language.."\n",1)
if (indexheader[language] == nil) then
writeLog(2,'Corrected the unknown language "'..language..'" to "en"'.."\n",0)
language = "en"
end
index_header = indexheader[language]
if vlevel > 0 then for i=1,#index_header do writeLog(2,index_header[i].."\n",1) end end
if (folium[language] == nil) then
writeLog(2,'Corrected the unknown language "'..language..'" for page folium to "en"'.."\n",0)
page_folium = folium["en"]
else
page_folium = folium[language]
end
use_UCA = args["use_UCA"]
if use_UCA then
writeLog(1,"Will use LUA-UCA\n",1)
ducet = require "lua-uca.lua-uca-ducet"
collator = require "lua-uca.lua-uca-collator"
languages = require "lua-uca.lua-uca-languages"
collator_obj = collator.new(ducet)
local uca_config_file = "xindex-cfg-uca.lua"
writeLog(2,"Loading local UCA config file "..uca_config_file,0)
UCA_Config_File = kpse.find_file(uca_config_file)
uca_cfg = require(UCA_Config_File)
writeLog(2," ... done\n",0)
-- language name specified on the command line doesn't seem to be available
-- in the config file, so we just try to find it ourselves
for i, a in ipairs(arg) do
if a == "-l" or a=="--language" then
language = arg[i+1]
break
end
end
if languages[language] then
print("[Lua-UCA] Loading language: " .. language)
collator_obj = languages[language](collator_obj)
end
else
writeLog(1,"Will _not_ use LUA-UCA\n",1)
end
upper = unicode.utf8.upper
no_caseSensitive = args["no_casesensitive"]
if no_caseSensitive then
writeLog(1,"Sorting will be no case sensitive\n",1)
else
writeLog(1,"Sorting will be case sensitive\n",1)
end
no_headings = args["noheadings"]
if no_headings then
writeLog(1,"Output with NO headings between different first letter\n",1)
else
writeLog(1,"Output with headings between different first letter\n",1)
end
no_labels = args["no_labels"]
if no_headings then
writeLog(1,"Index without labels\n",1)
else
writeLog(1,"Index with labels\n",1)
end
writeLog(2,"Open outputfile "..outfilename,0)
outFile = io.open(outfilename,"w+")
writeLog(2,"... done\n",0)
writeLog(1,"Starting base file ... \n",2)
BaseRunFile = kpse.find_file("xindex-base.lua")
dofile(BaseRunFile)
logFile:close()
|