po/lyx_pot.py

   1 #!/usr/bin/env python
   2 # -*- coding: utf-8 -*-
   3
   4 # file lyx_pot.py
   5 # This file is part of LyX, the document processor.
   6 # Licence details can be found in the file COPYING.
   7 #
   8 # \author Bo Peng
   9 #
  10 # Full author contact details are available in file CREDITS
  11
  12 # Usage: use
  13 #     lyx_pot.py -h
  14 # to get usage message
  15
  16 # This script will extract translatable strings from input files and write
  17 # to output in gettext .pot format.
  18 #
  19 from __future__ import print_function
  20
  21 import sys, os, re, getopt
  22 import io
  23
  24 def relativePath(path, base):
  25     '''return relative path from top source dir'''
  26     # full pathname of path
  27     path1 = os.path.normpath(os.path.realpath(path)).split(os.sep)
  28     path2 = os.path.normpath(os.path.realpath(base)).split(os.sep)
  29     if path1[:len(path2)] != path2:
  30         print("Path %s is not under top source directory" % path)
  31     path3 = os.path.join(*path1[len(path2):]);
  32     # replace all \ by / such that we get the same comments on Windows and *nix
  33     path3 = path3.replace('\\', '/')
  34     return path3
  35
  36
  37 def writeString(outfile, infile, basefile, lineno, string):
  38     string = string.replace('\\', '\\\\').replace('"', '')
  39     if string == "":
  40         return
  41     print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
  42         (relativePath(infile, basefile), lineno, string), file=outfile)
  43
  44
  45 def ui_l10n(input_files, output, base):
  46     '''Generate pot file from lib/ui/*'''
  47     output = io.open(output, 'w', encoding='utf_8')
  48     Submenu = re.compile(r'^[^#]*Submenu\s+"([^"]*)"', re.IGNORECASE)
  49     Popupmenu = re.compile(r'^[^#]*PopupMenu\s+"[^"]+"\s+"([^"]*)"', re.IGNORECASE)
  50     IconPalette = re.compile(r'^[^#]*IconPalette\s+"[^"]+"\s+"([^"]*)"', re.IGNORECASE)
  51     Toolbar = re.compile(r'^[^#]*Toolbar\s+"[^"]+"\s+"([^"]*)"', re.IGNORECASE)
  52     Item = re.compile(r'[^#]*Item\s+"([^"]*)"', re.IGNORECASE)
  53     TableInsert = re.compile(r'[^#]*TableInsert\s+"([^"]*)"', re.IGNORECASE)
  54     for src in input_files:
  55         input = io.open(src, encoding='utf_8')
  56         for lineno, line in enumerate(input.readlines()):
  57             if Submenu.match(line):
  58                 (string,) = Submenu.match(line).groups()
  59                 string = string.replace('_', ' ')
  60             elif Popupmenu.match(line):
  61                 (string,) = Popupmenu.match(line).groups()
  62             elif IconPalette.match(line):
  63                 (string,) = IconPalette.match(line).groups()
  64             elif Toolbar.match(line):
  65                 (string,) = Toolbar.match(line).groups()
  66             elif Item.match(line):
  67                 (string,) = Item.match(line).groups()
  68             elif TableInsert.match(line):
  69                 (string,) = TableInsert.match(line).groups()
  70             else:
  71                 continue
  72             string = string.replace('"', '')
  73             if string != "":
  74                 print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
  75                     (relativePath(src, base), lineno+1, string), file=output)
  76         input.close()
  77     output.close()
  78
  79
  80 def layouts_l10n(input_files, output, base, layouttranslations):
  81     '''Generate pot file from lib/layouts/*.{layout,inc,module}'''
  82     ClassDescription = re.compile(r'^\s*#\s*\\Declare(LaTeX|DocBook)Class.*\{(.*)\}$', re.IGNORECASE)
  83     ClassCategory = re.compile(r'^\s*#\s*\\DeclareCategory\{(.*)\}$', re.IGNORECASE)
  84     Style = re.compile(r'^\s*Style\s+(.*\S)\s*$', re.IGNORECASE)
  85     # match LabelString, EndLabelString, LabelStringAppendix and maybe others but no comments
  86     LabelString = re.compile(r'^[^#]*LabelString\S*\s+(.*\S)\s*$', re.IGNORECASE)
  87     MenuString = re.compile(r'^[^#]*MenuString\S*\s+(.*\S)\s*$', re.IGNORECASE)
  88     OutlinerName = re.compile(r'^[^#]*OutlinerName\s+(\S+|\"[^\"]*\")\s+(\S+|\"[^\"]*\")\s*$', re.IGNORECASE)
  89     Tooltip = re.compile(r'^\s*Tooltip\S*\s+(.*\S)\s*$', re.IGNORECASE)
  90     GuiName = re.compile(r'^\s*GuiName\s+(.*\S)\s*$', re.IGNORECASE)
  91     ListName = re.compile(r'^\s*ListName\s+(.*\S)\s*$', re.IGNORECASE)
  92     CategoryName = re.compile(r'^\s*Category\s+(.*\S)\s*$', re.IGNORECASE)
  93     NameRE = re.compile(r'^\s*#\s*\\DeclareLyXModule.*{(.*)}$', re.IGNORECASE)
  94     InsetLayout = re.compile(r'^InsetLayout\s+\"?(.*)\"?\s*$', re.IGNORECASE)
  95     FlexCheck = re.compile(r'^Flex:(.*)', re.IGNORECASE)
  96     CaptionCheck = re.compile(r'^Caption:(.*)', re.IGNORECASE)
  97     DescBegin = re.compile(r'^\s*#DescriptionBegin\s*$', re.IGNORECASE)
  98     DescEnd = re.compile(r'^\s*#\s*DescriptionEnd\s*$', re.IGNORECASE)
  99     Category = re.compile(r'^\s*#\s*Category:\s+(.*\S)\s*$', re.IGNORECASE)
 100     I18nPreamble = re.compile(r'^\s*((Lang)|(Babel))Preamble\s*$', re.IGNORECASE)
 101     EndI18nPreamble = re.compile(r'^\s*End((Lang)|(Babel))Preamble\s*$', re.IGNORECASE)
 102     I18nString = re.compile(r'_\(([^\)]+)\)')
 103     CounterFormat = re.compile(r'^\s*PrettyFormat\s+"?(.*)"?\s*$', re.IGNORECASE)
 104     CiteFormat = re.compile(r'^\s*CiteFormat', re.IGNORECASE)
 105     KeyVal = re.compile(r'^\s*_\w+\s+(.*\S)\s*$')
 106     Float = re.compile(r'^\s*Float\s*$', re.IGNORECASE)
 107     UsesFloatPkg = re.compile(r'^\s*UsesFloatPkg\s+(.*\S)\s*$', re.IGNORECASE)
 108     IsPredefined = re.compile(r'^\s*IsPredefined\s+(.*\S)\s*$', re.IGNORECASE)
 109     End = re.compile(r'^\s*End', re.IGNORECASE)
 110     Comment = re.compile(r'^(.*)#')
 111     Translation = re.compile(r'^\s*Translation\s+(.*\S)\s*$', re.IGNORECASE)
 112     KeyValPair = re.compile(r'\s*"(.*)"\s+"(.*)"')
 113
 114     oldlanguages = []
 115     languages = []
 116     keyset = set()
 117     oldtrans = dict()
 118     if layouttranslations:
 119         linguas_file = os.path.join(base, 'po/LINGUAS')
 120         for line in open(linguas_file).readlines():
 121             res = Comment.search(line)
 122             if res:
 123                 line = res.group(1)
 124             if line.strip() != '':
 125                 languages.extend(line.split())
 126
 127         # read old translations if available
 128         try:
 129             input = io.open(output, encoding='utf_8')
 130             lang = ''
 131             for line in input.readlines():
 132                 res = Comment.search(line)
 133                 if res:
 134                     line = res.group(1)
 135                 if line.strip() == '':
 136                     continue
 137                 res = Translation.search(line)
 138                 if res:
 139                     lang = res.group(1)
 140                     if lang not in languages:
 141                         oldlanguages.append(lang)
 142                         languages.append(lang)
 143                     oldtrans[lang] = dict()
 144                     continue
 145                 res = End.search(line)
 146                 if res:
 147                     lang = ''
 148                     continue
 149                 res = KeyValPair.search(line)
 150                 if res and lang != '':
 151                     key = res.group(1)
 152                     val = res.group(2)
 153                     key = key.replace('\\"', '"').replace('\\\\', '\\')
 154                     val = val.replace('\\"', '"').replace('\\\\', '\\')
 155                     oldtrans[lang][key] = val
 156                     keyset.add(key)
 157                     continue
 158                 print("Error: Unable to handle line:")
 159                 print(line)
 160         except IOError:
 161             print("Warning: Unable to open %s for reading." % output)
 162             print("         Old translations will be lost.")
 163
 164         # walon is not a known document language
 165         # FIXME: Do not hardcode, read from lib/languages!
 166         if 'wa' in languages:
 167             languages.remove('wa')
 168
 169     out = io.open(output, 'w', encoding='utf_8')
 170     for src in input_files:
 171         readingDescription = False
 172         readingI18nPreamble = False
 173         readingFloat = False
 174         readingCiteFormats = False
 175         isPredefined = False
 176         usesFloatPkg = True
 177         listname = ''
 178         floatname = ''
 179         descStartLine = -1
 180         descLines = []
 181         lineno = 0
 182         for line in io.open(src, encoding='utf_8').readlines():
 183             lineno += 1
 184             res = ClassDescription.search(line)
 185             if res != None:
 186                 string = res.group(2)
 187                 if not layouttranslations:
 188                     writeString(out, src, base, lineno + 1, string)
 189                 continue
 190             res = ClassCategory.search(line)
 191             if res != None:
 192                 string = res.group(1)
 193                 if not layouttranslations:
 194                     writeString(out, src, base, lineno + 1, string)
 195                 continue
 196             if readingDescription:
 197                 res = DescEnd.search(line)
 198                 if res != None:
 199                     readingDescription = False
 200                     desc = " ".join(descLines)
 201                     if not layouttranslations:
 202                         writeString(out, src, base, lineno + 1, desc)
 203                     continue
 204                 descLines.append(line[1:].strip())
 205                 continue
 206             res = DescBegin.search(line)
 207             if res != None:
 208                 readingDescription = True
 209                 descStartLine = lineno
 210                 continue
 211             if readingI18nPreamble:
 212                 res = EndI18nPreamble.search(line)
 213                 if res != None:
 214                     readingI18nPreamble = False
 215                     continue
 216                 res = I18nString.search(line)
 217                 if res != None:
 218                     string = res.group(1)
 219                     if layouttranslations:
 220                         keyset.add(string)
 221                     else:
 222                         writeString(out, src, base, lineno, string)
 223                 continue
 224             res = I18nPreamble.search(line)
 225             if res != None:
 226                 readingI18nPreamble = True
 227                 continue
 228             res = NameRE.search(line)
 229             if res != None:
 230                 string = res.group(1)
 231                 if not layouttranslations:
 232                     writeString(out, src, base, lineno + 1, string)
 233                 continue
 234             res = Style.search(line)
 235             if res != None:
 236                 string = res.group(1)
 237                 string = string.replace('_', ' ')
 238                 # Style means something else inside a float definition
 239                 if not readingFloat:
 240                     if not layouttranslations:
 241                         writeString(out, src, base, lineno, string)
 242                 continue
 243             res = LabelString.search(line)
 244             if res != None:
 245                 string = res.group(1)
 246                 if not layouttranslations:
 247                     writeString(out, src, base, lineno, string)
 248                 continue
 249             res = MenuString.search(line)
 250             if res != None:
 251                 string = res.group(1)
 252                 if not layouttranslations:
 253                     writeString(out, src, base, lineno, string)
 254                 continue
 255             res = OutlinerName.search(line)
 256             if res != None:
 257                 string = res.group(2)
 258                 if not layouttranslations:
 259                     writeString(out, src, base, lineno, string)
 260                 continue
 261             res = Tooltip.search(line)
 262             if res != None:
 263                 string = res.group(1)
 264                 if not layouttranslations:
 265                     writeString(out, src, base, lineno, string)
 266                 continue
 267             res = GuiName.search(line)
 268             if res != None:
 269                 string = res.group(1)
 270                 if layouttranslations:
 271                     # gui name must only be added for floats
 272                     if readingFloat:
 273                         floatname = string
 274                 else:
 275                     writeString(out, src, base, lineno, string)
 276                 continue
 277             res = CategoryName.search(line)
 278             if res != None:
 279                 string = res.group(1)
 280                 if not layouttranslations:
 281                     writeString(out, src, base, lineno, string)
 282                 continue
 283             res = ListName.search(line)
 284             if res != None:
 285                 string = res.group(1)
 286                 if layouttranslations:
 287                     listname = string.strip('"')
 288                 else:
 289                     writeString(out, src, base, lineno, string)
 290                 continue
 291             res = InsetLayout.search(line)
 292             if res != None:
 293                 string = res.group(1)
 294                 string = string.replace('_', ' ')
 295                 #Flex:xxx is not used in translation
 296                 #if not layouttranslations:
 297                 #    writeString(out, src, base, lineno, string)
 298                 m = FlexCheck.search(string)
 299                 if m:
 300                     if not layouttranslations:
 301                         writeString(out, src, base, lineno, m.group(1))
 302                 m = CaptionCheck.search(string)
 303                 if m:
 304                     if not layouttranslations:
 305                         writeString(out, src, base, lineno, m.group(1))
 306                 continue
 307             res = Category.search(line)
 308             if res != None:
 309                 string = res.group(1)
 310                 if not layouttranslations:
 311                     writeString(out, src, base, lineno, string)
 312                 continue
 313             res = CounterFormat.search(line)
 314             if res != None:
 315                 string = res.group(1)
 316                 if not layouttranslations:
 317                     writeString(out, src, base, lineno, string)
 318                 continue
 319             res = Float.search(line)
 320             if res != None:
 321                 readingFloat = True
 322                 continue
 323             res = IsPredefined.search(line)
 324             if res != None:
 325                 string = res.group(1).lower()
 326                 if string == 'true':
 327                     isPredefined = True
 328                 else:
 329                     isPredefined = False
 330                 continue
 331             res = UsesFloatPkg.search(line)
 332             if res != None:
 333                 string = res.group(1).lower()
 334                 if string == 'true':
 335                     usesFloatPkg = True
 336                 else:
 337                     usesFloatPkg = False
 338                 continue
 339             res = CiteFormat.search(line)
 340             if res != None:
 341                 readingCiteFormats = True
 342                 continue
 343             res = End.search(line)
 344             if res != None:
 345                 # We have four combinations of the flags usesFloatPkg and isPredefined:
 346                 #     usesFloatPkg and     isPredefined: might use standard babel translations
 347                 #     usesFloatPkg and not isPredefined: does not use standard babel translations
 348                 # not usesFloatPkg and     isPredefined: uses standard babel translations
 349                 # not usesFloatPkg and not isPredefined: not supported by LyX
 350                 # The third combination is even true for MarginFigure, MarginTable (both from
 351                 # tufte-book.layout) and Planotable, Plate (both from aguplus.inc).
 352                 if layouttranslations and readingFloat and usesFloatPkg:
 353                     if floatname != '':
 354                         keyset.add(floatname)
 355                     if listname != '':
 356                         keyset.add(listname)
 357                 isPredefined = False
 358                 usesFloatPkg = True
 359                 listname = ''
 360                 floatname = ''
 361                 readingCiteFormats = False
 362                 readingFloat = False
 363                 continue
 364             if readingCiteFormats:
 365                 res = KeyVal.search(line)
 366                 if res != None:
 367                     val = res.group(1)
 368                     if not layouttranslations:
 369                         writeString(out, src, base, lineno, val)
 370
 371     if layouttranslations:
 372         # Extract translations of layout files
 373         import polib
 374
 375         # Sort languages and key to minimize the diff between different runs
 376         # with changed translations
 377         languages.sort()
 378         keys = []
 379         for key in keyset:
 380             keys.append(key)
 381         keys.sort()
 382
 383         ContextRe = re.compile(r'(.*)(\[\[.*\]\])')
 384
 385         print(u'''# This file has been automatically generated by po/lyx_pot.py.
 386 # PLEASE MODIFY ONLY THE LAGUAGES HAVING NO .po FILE! If you want to regenerate
 387 # this file from the translations, run `make ../lib/layouttranslations' in po.
 388 # Python polib library is needed for building the output file.
 389 #
 390 # This file should remain fixed during minor LyX releases.
 391 # For more comments see README.localization file.''', file=out)
 392         for lang in languages:
 393             print(u'\nTranslation %s' % lang, file=out)
 394             if lang in list(oldtrans.keys()):
 395                 trans = oldtrans[lang]
 396             else:
 397                 trans = dict()
 398             if not lang in oldlanguages:
 399                 poname = os.path.join(base, 'po/' + lang + '.po')
 400                 po = polib.pofile(poname)
 401                 # Iterate through po entries and not keys for speed reasons.
 402                 # FIXME: The code is still too slow
 403                 for entry in po:
 404                     if not entry.translated():
 405                         continue
 406                     if entry.msgid in keys:
 407                         key = entry.msgid
 408                         val = entry.msgstr
 409                         # some translators keep untranslated entries
 410                         if val != key:
 411                             trans[key] = val
 412             for key in keys:
 413                 if key in list(trans.keys()):
 414                     val = trans[key].replace('\\', '\\\\').replace('"', '\\"')
 415                     res = ContextRe.search(val)
 416                     if res != None:
 417                         val = res.group(1)
 418                     key = key.replace('\\', '\\\\').replace('"', '\\"')
 419                     print(u'\t"%s" "%s"' % (key, val), file=out)
 420                 # also print untranslated entries to help translators
 421                 elif not lang in oldlanguages:
 422                     key = key.replace('\\', '\\\\').replace('"', '\\"')
 423                     res = ContextRe.search(key)
 424                     if res != None:
 425                         val = res.group(1)
 426                     else:
 427                         val = key
 428                     print(u'\t"%s" "%s"' % (key, val), file=out)
 429             print(u'End', file=out)
 430
 431     out.close()
 432
 433
 434 def qt4_l10n(input_files, output, base):
 435     '''Generate pot file from src/frontends/qt4/ui/*.ui'''
 436     output = io.open(output, 'w', encoding='utf_8')
 437     pat = re.compile(r'\s*<string>(.*)</string>')
 438     prop = re.compile(r'\s*<property.*name.*=.*shortcut')
 439     for src in input_files:
 440         input = io.open(src, encoding='utf_8')
 441         skipNextLine = False
 442         for lineno, line in enumerate(input.readlines()):
 443             # skip the line after <property name=shortcut>
 444             if skipNextLine:
 445                 skipNextLine = False
 446                 continue
 447             if prop.match(line):
 448                 skipNextLine = True
 449                 continue
 450             # get lines that match <string>...</string>
 451             if pat.match(line):
 452                 (string,) = pat.match(line).groups()
 453                 string = string.replace('&amp;', '&').replace('&quot;', '"')
 454                 string = string.replace('&lt;', '<').replace('&gt;', '>')
 455                 string = string.replace('\\', '\\\\').replace('"', r'\"')
 456                 string = string.replace('&#x0a;', r'\n')
 457                 print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 458                     (relativePath(src, base), lineno+1, string), file=output)
 459         input.close()
 460     output.close()
 461
 462
 463 def languages_l10n(input_files, output, base):
 464     '''Generate pot file from lib/languages'''
 465     out = io.open(output, 'w', encoding='utf_8')
 466     GuiName = re.compile(r'^[^#]*GuiName\s+(.*)', re.IGNORECASE)
 467
 468     for src in input_files:
 469         descStartLine = -1
 470         descLines = []
 471         lineno = 0
 472         for line in io.open(src, encoding='utf_8').readlines():
 473             lineno += 1
 474             res = GuiName.search(line)
 475             if res != None:
 476                 string = res.group(1)
 477                 writeString(out, src, base, lineno, string)
 478                 continue
 479
 480     out.close()
 481
 482
 483 def latexfonts_l10n(input_files, output, base):
 484     '''Generate pot file from lib/latexfonts'''
 485     out = io.open(output, 'w', encoding='utf_8')
 486     GuiName = re.compile(r'^[^#]*GuiName\s+(.*)', re.IGNORECASE)
 487
 488     for src in input_files:
 489         descStartLine = -1
 490         descLines = []
 491         lineno = 0
 492         for line in io.open(src, encoding='utf_8').readlines():
 493             lineno += 1
 494             res = GuiName.search(line)
 495             if res != None:
 496                 string = res.group(1)
 497                 writeString(out, src, base, lineno, string)
 498                 continue
 499
 500     out.close()
 501
 502
 503 def external_l10n(input_files, output, base):
 504     '''Generate pot file from lib/external_templates'''
 505     output = io.open(output, 'w', encoding='utf_8')
 506     Template = re.compile(r'^Template\s+(.*)', re.IGNORECASE)
 507     GuiName = re.compile(r'\s*GuiName\s+(.*)', re.IGNORECASE)
 508     HelpTextStart = re.compile(r'\s*HelpText\s', re.IGNORECASE)
 509     HelpTextSection = re.compile(r'\s*(\S.*)\s*$')
 510     HelpTextEnd = re.compile(r'\s*HelpTextEnd\s', re.IGNORECASE)
 511     i = -1
 512     for src in input_files:
 513         input = io.open(src, encoding='utf_8')
 514         inHelp = False
 515         hadHelp = False
 516         prev_help_string = ''
 517         for lineno, line in enumerate(input.readlines()):
 518             if Template.match(line):
 519                 (string,) = Template.match(line).groups()
 520             elif GuiName.match(line):
 521                 (string,) = GuiName.match(line).groups()
 522             elif inHelp:
 523                 if HelpTextEnd.match(line):
 524                     if hadHelp:
 525                         print(u'\nmsgstr ""\n', file=output)
 526                     inHelp = False
 527                     hadHelp = False
 528                     prev_help_string = ''
 529                 elif HelpTextSection.match(line):
 530                     (help_string,) = HelpTextSection.match(line).groups()
 531                     help_string = help_string.replace('"', '')
 532                     if help_string != "" and prev_help_string == '':
 533                         print(u'#: %s:%d\nmsgid ""\n"%s\\n"' % \
 534                             (relativePath(src, base), lineno+1, help_string), file=output)
 535                         hadHelp = True
 536                     elif help_string != "":
 537                         print(u'"%s\\n"' % help_string, file=output)
 538                     prev_help_string = help_string
 539             elif HelpTextStart.match(line):
 540                 inHelp = True
 541                 prev_help_string = ''
 542             else:
 543                 continue
 544             string = string.replace('"', '')
 545             if string != "" and not inHelp:
 546                 print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 547                     (relativePath(src, base), lineno+1, string), file=output)
 548         input.close()
 549     output.close()
 550
 551
 552 def formats_l10n(input_files, output, base):
 553     '''Generate pot file from configure.py'''
 554     output = io.open(output, 'w', encoding='utf_8')
 555     GuiName = re.compile(r'.*\\Format\s+\S+\s+\S+\s+"([^"]*)"\s+(\S*)\s+.*', re.IGNORECASE)
 556     GuiName2 = re.compile(r'.*\\Format\s+\S+\s+\S+\s+([^"]\S+)\s+(\S*)\s+.*', re.IGNORECASE)
 557     input = io.open(input_files[0], encoding='utf_8')
 558     for lineno, line in enumerate(input.readlines()):
 559         label = ""
 560         labelsc = ""
 561         if GuiName.match(line):
 562             label = GuiName.match(line).group(1)
 563             shortcut = GuiName.match(line).group(2).replace('"', '')
 564         elif GuiName2.match(line):
 565             label = GuiName2.match(line).group(1)
 566             shortcut = GuiName2.match(line).group(2).replace('"', '')
 567         else:
 568             continue
 569         label = label.replace('\\', '\\\\').replace('"', '')
 570         if shortcut != "":
 571             labelsc = label + "|" + shortcut
 572         if label != "":
 573             print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 574                 (relativePath(input_files[0], base), lineno+1, label), file=output)
 575         if labelsc != "":
 576             print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 577                 (relativePath(input_files[0], base), lineno+1, labelsc), file=output)
 578     input.close()
 579     output.close()
 580
 581
 582 def encodings_l10n(input_files, output, base):
 583     '''Generate pot file from lib/encodings'''
 584     output = io.open(output, 'w', encoding='utf_8')
 585     # assuming only one encodings file
 586     #                 Encoding utf8      utf8    "Unicode (utf8)" UTF-8    variable inputenc
 587     reg = re.compile('Encoding [\w-]+\s+[\w-]+\s+"([\w \-\(\)]+)"\s+[\w-]+\s+(fixed|variable|variableunsafe)\s+\w+.*')
 588     input = io.open(input_files[0], encoding='utf_8')
 589     for lineno, line in enumerate(input.readlines()):
 590         if not line.startswith('Encoding'):
 591             continue
 592         if reg.match(line):
 593             print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 594                 (relativePath(input_files[0], base), lineno+1, reg.match(line).groups()[0]), file=output)
 595         else:
 596             print("Error: Unable to handle line:")
 597             print(line)
 598             # No need to abort if the parsing fails
 599             # sys.exit(1)
 600     input.close()
 601     output.close()
 602
 603
 604
 605 Usage = '''
 606 lyx_pot.py [-b|--base top_src_dir] [-o|--output output_file] [-h|--help] [-s|src_file filename] -t|--type input_type input_files
 607
 608 where
 609     --base:
 610         path to the top source directory. default to '.'
 611     --output:
 612         output pot file, default to './lyx.pot'
 613     --src_file
 614         filename that contains a list of input files in each line
 615     --input_type can be
 616         ui: lib/ui/*
 617         layouts: lib/layouts/*
 618         layouttranslations: create lib/layouttranslations from po/*.po and lib/layouts/*
 619         qt4: qt4 ui files
 620         languages: file lib/languages
 621         latexfonts: file lib/latexfonts
 622         encodings: file lib/encodings
 623         external: external templates file
 624         formats: formats predefined in lib/configure.py
 625 '''
 626
 627 if __name__ == '__main__':
 628     input_type = None
 629     output = 'lyx.pot'
 630     base = '.'
 631     input_files = []
 632     #
 633     optlist, args = getopt.getopt(sys.argv[1:], 'ht:o:b:s:',
 634         ['help', 'type=', 'output=', 'base=', 'src_file='])
 635     for (opt, value) in optlist:
 636         if opt in ['-h', '--help']:
 637             print(Usage)
 638             sys.exit(0)
 639         elif opt in ['-o', '--output']:
 640             output = value
 641         elif opt in ['-b', '--base']:
 642             base = value
 643         elif opt in ['-t', '--type']:
 644             input_type = value
 645         elif opt in ['-s', '--src_file']:
 646             input_files = [f.strip() for f in io.open(value, encoding='utf_8')]
 647
 648     if input_type not in ['ui', 'layouts', 'layouttranslations', 'qt4', 'languages', 'latexfonts', 'encodings', 'external', 'formats'] or output is None:
 649         print('Wrong input type or output filename.')
 650         sys.exit(1)
 651
 652     input_files += args
 653
 654     # Ensure a unique sorting of input files and ignore the order in which they
 655     # are given on the command line. This is important to avoid huge
 656     # pseudo-diffs in the generated .pot file which would then end up in the
 657     # .po files as well. We had this situation for years with people using
 658     # different build systems to remerge .po files.
 659     input_files.sort()
 660
 661     if input_type == 'ui':
 662         ui_l10n(input_files, output, base)
 663     elif input_type == 'latexfonts':
 664         latexfonts_l10n(input_files, output, base)
 665     elif input_type == 'layouts':
 666         layouts_l10n(input_files, output, base, False)
 667     elif input_type == 'layouttranslations':
 668         layouts_l10n(input_files, output, base, True)
 669     elif input_type == 'qt4':
 670         qt4_l10n(input_files, output, base)
 671     elif input_type == 'external':
 672         external_l10n(input_files, output, base)
 673     elif input_type == 'formats':
 674         formats_l10n(input_files, output, base)
 675     elif input_type == 'encodings':
 676         encodings_l10n(input_files, output, base)
 677     else:
 678         languages_l10n(input_files, output, base)
 679
 680