summaryrefslogtreecommitdiff
path: root/Master/texmf-dist/scripts/xindex/xindex.lua
blob: 72ee4a48e1d3e03541b89d0501a36dd4239fd3f3 (plain)
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
111
112
113
114
115
116
117
118
119
120
121
122
123
124
125
126
127
128
129
130
131
132
133
134
135
136
137
138
139
140
141
142
143
144
145
146
147
148
149
150
151
152
153
154
155
156
157
158
159
160
161
162
163
164
165
166
167
168
169
170
171
172
173
174
175
176
177
178
179
180
181
182
183
184
185
186
187
188
189
190
191
192
193
194
195
196
197
198
199
200
201
202
203
204
205
206
207
208
209
210
211
212
213
214
215
216
217
218
219
220
221
222
223
224
225
226
227
228
229
230
231
232
233
234
235
236
237
238
239
240
241
242
243
244
245
246
247
248
249
250
251
252
253
254
255
256
257
258
259
260
261
262
263
264
265
266
267
268
269
270
271
272
273
274
275
276
277
278
279
280
281
282
283
284
285
286
287
288
289
290
291
292
293
294
295
296
297
298
299
300
301
302
303
304
305
306
307
308
309
310
311
312
313
314
315
316
317
318
319
320
321
322
323
324
325
326
327
328
329
330
331
332
333
334
335
336
337
338
339
340
341
342
343
344
345
346
347
348
349
350
351
352
353
354
#!/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 = 0.40
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()