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', newline='\n')
  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     if layouttranslations:
 170         out = io.open(output, 'w', encoding='utf_8')
 171     else:
 172         out = io.open(output, 'w', encoding='utf_8', newline='\n')
 173     for src in input_files:
 174         readingDescription = False
 175         readingI18nPreamble = False
 176         readingFloat = False
 177         readingCiteFormats = False
 178         isPredefined = False
 179         usesFloatPkg = True
 180         listname = ''
 181         floatname = ''
 182         descStartLine = -1
 183         descLines = []
 184         lineno = 0
 185         for line in io.open(src, encoding='utf_8').readlines():
 186             lineno += 1
 187             res = ClassDescription.search(line)
 188             if res != None:
 189                 string = res.group(2)
 190                 if not layouttranslations:
 191                     writeString(out, src, base, lineno + 1, string)
 192                 continue
 193             res = ClassCategory.search(line)
 194             if res != None:
 195                 string = res.group(1)
 196                 if not layouttranslations:
 197                     writeString(out, src, base, lineno + 1, string)
 198                 continue
 199             if readingDescription:
 200                 res = DescEnd.search(line)
 201                 if res != None:
 202                     readingDescription = False
 203                     desc = " ".join(descLines)
 204                     if not layouttranslations:
 205                         writeString(out, src, base, lineno + 1, desc)
 206                     continue
 207                 descLines.append(line[1:].strip())
 208                 continue
 209             res = DescBegin.search(line)
 210             if res != None:
 211                 readingDescription = True
 212                 descStartLine = lineno
 213                 continue
 214             if readingI18nPreamble:
 215                 res = EndI18nPreamble.search(line)
 216                 if res != None:
 217                     readingI18nPreamble = False
 218                     continue
 219                 res = I18nString.search(line)
 220                 if res != None:
 221                     string = res.group(1)
 222                     if layouttranslations:
 223                         keyset.add(string)
 224                     else:
 225                         writeString(out, src, base, lineno, string)
 226                 continue
 227             res = I18nPreamble.search(line)
 228             if res != None:
 229                 readingI18nPreamble = True
 230                 continue
 231             res = NameRE.search(line)
 232             if res != None:
 233                 string = res.group(1)
 234                 if not layouttranslations:
 235                     writeString(out, src, base, lineno + 1, string)
 236                 continue
 237             res = Style.search(line)
 238             if res != None:
 239                 string = res.group(1)
 240                 string = string.replace('_', ' ')
 241                 # Style means something else inside a float definition
 242                 if not readingFloat:
 243                     if not layouttranslations:
 244                         writeString(out, src, base, lineno, string)
 245                 continue
 246             res = LabelString.search(line)
 247             if res != None:
 248                 string = res.group(1)
 249                 if not layouttranslations:
 250                     writeString(out, src, base, lineno, string)
 251                 continue
 252             res = MenuString.search(line)
 253             if res != None:
 254                 string = res.group(1)
 255                 if not layouttranslations:
 256                     writeString(out, src, base, lineno, string)
 257                 continue
 258             res = OutlinerName.search(line)
 259             if res != None:
 260                 string = res.group(2)
 261                 if not layouttranslations:
 262                     writeString(out, src, base, lineno, string)
 263                 continue
 264             res = Tooltip.search(line)
 265             if res != None:
 266                 string = res.group(1)
 267                 if not layouttranslations:
 268                     writeString(out, src, base, lineno, string)
 269                 continue
 270             res = GuiName.search(line)
 271             if res != None:
 272                 string = res.group(1)
 273                 if layouttranslations:
 274                     # gui name must only be added for floats
 275                     if readingFloat:
 276                         floatname = string
 277                 else:
 278                     writeString(out, src, base, lineno, string)
 279                 continue
 280             res = CategoryName.search(line)
 281             if res != None:
 282                 string = res.group(1)
 283                 if not layouttranslations:
 284                     writeString(out, src, base, lineno, string)
 285                 continue
 286             res = ListName.search(line)
 287             if res != None:
 288                 string = res.group(1)
 289                 if layouttranslations:
 290                     listname = string.strip('"')
 291                 else:
 292                     writeString(out, src, base, lineno, string)
 293                 continue
 294             res = InsetLayout.search(line)
 295             if res != None:
 296                 string = res.group(1)
 297                 string = string.replace('_', ' ')
 298                 #Flex:xxx is not used in translation
 299                 #if not layouttranslations:
 300                 #    writeString(out, src, base, lineno, string)
 301                 m = FlexCheck.search(string)
 302                 if m:
 303                     if not layouttranslations:
 304                         writeString(out, src, base, lineno, m.group(1))
 305                 m = CaptionCheck.search(string)
 306                 if m:
 307                     if not layouttranslations:
 308                         writeString(out, src, base, lineno, m.group(1))
 309                 continue
 310             res = Category.search(line)
 311             if res != None:
 312                 string = res.group(1)
 313                 if not layouttranslations:
 314                     writeString(out, src, base, lineno, string)
 315                 continue
 316             res = CounterFormat.search(line)
 317             if res != None:
 318                 string = res.group(1)
 319                 if not layouttranslations:
 320                     writeString(out, src, base, lineno, string)
 321                 continue
 322             res = Float.search(line)
 323             if res != None:
 324                 readingFloat = True
 325                 continue
 326             res = IsPredefined.search(line)
 327             if res != None:
 328                 string = res.group(1).lower()
 329                 if string == 'true':
 330                     isPredefined = True
 331                 else:
 332                     isPredefined = False
 333                 continue
 334             res = UsesFloatPkg.search(line)
 335             if res != None:
 336                 string = res.group(1).lower()
 337                 if string == 'true':
 338                     usesFloatPkg = True
 339                 else:
 340                     usesFloatPkg = False
 341                 continue
 342             res = CiteFormat.search(line)
 343             if res != None:
 344                 readingCiteFormats = True
 345                 continue
 346             res = End.search(line)
 347             if res != None:
 348                 # We have four combinations of the flags usesFloatPkg and isPredefined:
 349                 #     usesFloatPkg and     isPredefined: might use standard babel translations
 350                 #     usesFloatPkg and not isPredefined: does not use standard babel translations
 351                 # not usesFloatPkg and     isPredefined: uses standard babel translations
 352                 # not usesFloatPkg and not isPredefined: not supported by LyX
 353                 # The third combination is even true for MarginFigure, MarginTable (both from
 354                 # tufte-book.layout) and Planotable, Plate (both from aguplus.inc).
 355                 if layouttranslations and readingFloat and usesFloatPkg:
 356                     if floatname != '':
 357                         keyset.add(floatname)
 358                     if listname != '':
 359                         keyset.add(listname)
 360                 isPredefined = False
 361                 usesFloatPkg = True
 362                 listname = ''
 363                 floatname = ''
 364                 readingCiteFormats = False
 365                 readingFloat = False
 366                 continue
 367             if readingCiteFormats:
 368                 res = KeyVal.search(line)
 369                 if res != None:
 370                     val = res.group(1)
 371                     if not layouttranslations:
 372                         writeString(out, src, base, lineno, val)
 373
 374     if layouttranslations:
 375         # Extract translations of layout files
 376         import polib
 377
 378         # Sort languages and key to minimize the diff between different runs
 379         # with changed translations
 380         languages.sort()
 381         keys = []
 382         for key in keyset:
 383             keys.append(key)
 384         keys.sort()
 385
 386         ContextRe = re.compile(r'(.*)(\[\[.*\]\])')
 387
 388         print(u'''# This file has been automatically generated by po/lyx_pot.py.
 389 # PLEASE MODIFY ONLY THE LAGUAGES HAVING NO .po FILE! If you want to regenerate
 390 # this file from the translations, run `make ../lib/layouttranslations' in po.
 391 # Python polib library is needed for building the output file.
 392 #
 393 # This file should remain fixed during minor LyX releases.
 394 # For more comments see README.localization file.''', file=out)
 395         for lang in languages:
 396             print(u'\nTranslation %s' % lang, file=out)
 397             if lang in list(oldtrans.keys()):
 398                 trans = oldtrans[lang]
 399             else:
 400                 trans = dict()
 401             if not lang in oldlanguages:
 402                 poname = os.path.join(base, 'po/' + lang + '.po')
 403                 po = polib.pofile(poname)
 404                 # Iterate through po entries and not keys for speed reasons.
 405                 # FIXME: The code is still too slow
 406                 for entry in po:
 407                     if not entry.translated():
 408                         continue
 409                     if entry.msgid in keys:
 410                         key = entry.msgid
 411                         val = entry.msgstr
 412                         # some translators keep untranslated entries
 413                         if val != key:
 414                             trans[key] = val
 415             for key in keys:
 416                 if key in list(trans.keys()):
 417                     val = trans[key].replace('\\', '\\\\').replace('"', '\\"')
 418                     res = ContextRe.search(val)
 419                     if res != None:
 420                         val = res.group(1)
 421                     key = key.replace('\\', '\\\\').replace('"', '\\"')
 422                     print(u'\t"%s" "%s"' % (key, val), file=out)
 423                 # also print untranslated entries to help translators
 424                 elif not lang in oldlanguages:
 425                     key = key.replace('\\', '\\\\').replace('"', '\\"')
 426                     res = ContextRe.search(key)
 427                     if res != None:
 428                         val = res.group(1)
 429                     else:
 430                         val = key
 431                     print(u'\t"%s" "%s"' % (key, val), file=out)
 432             print(u'End', file=out)
 433
 434     out.close()
 435
 436
 437 def qt4_l10n(input_files, output, base):
 438     '''Generate pot file from src/frontends/qt4/ui/*.ui'''
 439     output = io.open(output, 'w', encoding='utf_8', newline='\n')
 440     pat = re.compile(r'\s*<string>(.*)</string>')
 441     prop = re.compile(r'\s*<property.*name.*=.*shortcut')
 442     for src in input_files:
 443         input = io.open(src, encoding='utf_8')
 444         skipNextLine = False
 445         for lineno, line in enumerate(input.readlines()):
 446             # skip the line after <property name=shortcut>
 447             if skipNextLine:
 448                 skipNextLine = False
 449                 continue
 450             if prop.match(line):
 451                 skipNextLine = True
 452                 continue
 453             # get lines that match <string>...</string>
 454             if pat.match(line):
 455                 (string,) = pat.match(line).groups()
 456                 string = string.replace('&amp;', '&').replace('&quot;', '"')
 457                 string = string.replace('&lt;', '<').replace('&gt;', '>')
 458                 string = string.replace('\\', '\\\\').replace('"', r'\"')
 459                 string = string.replace('&#x0a;', r'\n')
 460                 print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 461                     (relativePath(src, base), lineno+1, string), file=output)
 462         input.close()
 463     output.close()
 464
 465
 466 def languages_l10n(input_files, output, base):
 467     '''Generate pot file from lib/languages'''
 468     out = io.open(output, 'w', encoding='utf_8', newline='\n')
 469     GuiName = re.compile(r'^[^#]*GuiName\s+(.*)', re.IGNORECASE)
 470
 471     for src in input_files:
 472         descStartLine = -1
 473         descLines = []
 474         lineno = 0
 475         for line in io.open(src, encoding='utf_8').readlines():
 476             lineno += 1
 477             res = GuiName.search(line)
 478             if res != None:
 479                 string = res.group(1)
 480                 writeString(out, src, base, lineno, string)
 481                 continue
 482
 483     out.close()
 484
 485
 486 def latexfonts_l10n(input_files, output, base):
 487     '''Generate pot file from lib/latexfonts'''
 488     out = io.open(output, 'w', encoding='utf_8', newline='\n')
 489     GuiName = re.compile(r'^[^#]*GuiName\s+(.*)', re.IGNORECASE)
 490
 491     for src in input_files:
 492         descStartLine = -1
 493         descLines = []
 494         lineno = 0
 495         for line in io.open(src, encoding='utf_8').readlines():
 496             lineno += 1
 497             res = GuiName.search(line)
 498             if res != None:
 499                 string = res.group(1)
 500                 writeString(out, src, base, lineno, string)
 501                 continue
 502
 503     out.close()
 504
 505
 506 def external_l10n(input_files, output, base):
 507     '''Generate pot file from lib/external_templates'''
 508     output = io.open(output, 'w', encoding='utf_8', newline='\n')
 509     Template = re.compile(r'^Template\s+(.*)', re.IGNORECASE)
 510     GuiName = re.compile(r'\s*GuiName\s+(.*)', re.IGNORECASE)
 511     HelpTextStart = re.compile(r'\s*HelpText\s', re.IGNORECASE)
 512     HelpTextSection = re.compile(r'\s*(\S.*)\s*$')
 513     HelpTextEnd = re.compile(r'\s*HelpTextEnd\s', re.IGNORECASE)
 514     i = -1
 515     for src in input_files:
 516         input = io.open(src, encoding='utf_8')
 517         inHelp = False
 518         hadHelp = False
 519         prev_help_string = ''
 520         for lineno, line in enumerate(input.readlines()):
 521             if Template.match(line):
 522                 (string,) = Template.match(line).groups()
 523             elif GuiName.match(line):
 524                 (string,) = GuiName.match(line).groups()
 525             elif inHelp:
 526                 if HelpTextEnd.match(line):
 527                     if hadHelp:
 528                         print(u'\nmsgstr ""\n', file=output)
 529                     inHelp = False
 530                     hadHelp = False
 531                     prev_help_string = ''
 532                 elif HelpTextSection.match(line):
 533                     (help_string,) = HelpTextSection.match(line).groups()
 534                     help_string = help_string.replace('"', '')
 535                     if help_string != "" and prev_help_string == '':
 536                         print(u'#: %s:%d\nmsgid ""\n"%s\\n"' % \
 537                             (relativePath(src, base), lineno+1, help_string), file=output)
 538                         hadHelp = True
 539                     elif help_string != "":
 540                         print(u'"%s\\n"' % help_string, file=output)
 541                     prev_help_string = help_string
 542             elif HelpTextStart.match(line):
 543                 inHelp = True
 544                 prev_help_string = ''
 545             else:
 546                 continue
 547             string = string.replace('"', '')
 548             if string != "" and not inHelp:
 549                 print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 550                     (relativePath(src, base), lineno+1, string), file=output)
 551         input.close()
 552     output.close()
 553
 554
 555 def formats_l10n(input_files, output, base):
 556     '''Generate pot file from configure.py'''
 557     output = io.open(output, 'w', encoding='utf_8', newline='\n')
 558     GuiName = re.compile(r'.*\\Format\s+\S+\s+\S+\s+"([^"]*)"\s+(\S*)\s+.*', re.IGNORECASE)
 559     GuiName2 = re.compile(r'.*\\Format\s+\S+\s+\S+\s+([^"]\S+)\s+(\S*)\s+.*', re.IGNORECASE)
 560     input = io.open(input_files[0], encoding='utf_8')
 561     for lineno, line in enumerate(input.readlines()):
 562         label = ""
 563         labelsc = ""
 564         if GuiName.match(line):
 565             label = GuiName.match(line).group(1)
 566             shortcut = GuiName.match(line).group(2).replace('"', '')
 567         elif GuiName2.match(line):
 568             label = GuiName2.match(line).group(1)
 569             shortcut = GuiName2.match(line).group(2).replace('"', '')
 570         else:
 571             continue
 572         label = label.replace('\\', '\\\\').replace('"', '')
 573         if shortcut != "":
 574             labelsc = label + "|" + shortcut
 575         if label != "":
 576             print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 577                 (relativePath(input_files[0], base), lineno+1, label), file=output)
 578         if labelsc != "":
 579             print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 580                 (relativePath(input_files[0], base), lineno+1, labelsc), file=output)
 581     input.close()
 582     output.close()
 583
 584
 585 def encodings_l10n(input_files, output, base):
 586     '''Generate pot file from lib/encodings'''
 587     output = io.open(output, 'w', encoding='utf_8', newline='\n')
 588     # assuming only one encodings file
 589     #                 Encoding utf8      utf8    "Unicode (utf8)" UTF-8    variable inputenc
 590     reg = re.compile('Encoding [\w-]+\s+[\w-]+\s+"([\w \-\(\)]+)"\s+[\w-]+\s+(fixed|variable|variableunsafe)\s+\w+.*')
 591     input = io.open(input_files[0], encoding='utf_8')
 592     for lineno, line in enumerate(input.readlines()):
 593         if not line.startswith('Encoding'):
 594             continue
 595         if reg.match(line):
 596             print(u'#: %s:%d\nmsgid "%s"\nmsgstr ""\n' % \
 597                 (relativePath(input_files[0], base), lineno+1, reg.match(line).groups()[0]), file=output)
 598         else:
 599             print("Error: Unable to handle line:")
 600             print(line)
 601             # No need to abort if the parsing fails
 602             # sys.exit(1)
 603     input.close()
 604     output.close()
 605
 606
 607
 608 Usage = '''
 609 lyx_pot.py [-b|--base top_src_dir] [-o|--output output_file] [-h|--help] [-s|src_file filename] -t|--type input_type input_files
 610
 611 where
 612     --base:
 613         path to the top source directory. default to '.'
 614     --output:
 615         output pot file, default to './lyx.pot'
 616     --src_file
 617         filename that contains a list of input files in each line
 618     --input_type can be
 619         ui: lib/ui/*
 620         layouts: lib/layouts/*
 621         layouttranslations: create lib/layouttranslations from po/*.po and lib/layouts/*
 622         qt4: qt4 ui files
 623         languages: file lib/languages
 624         latexfonts: file lib/latexfonts
 625         encodings: file lib/encodings
 626         external: external templates file
 627         formats: formats predefined in lib/configure.py
 628 '''
 629
 630 if __name__ == '__main__':
 631     input_type = None
 632     output = 'lyx.pot'
 633     base = '.'
 634     input_files = []
 635     #
 636     optlist, args = getopt.getopt(sys.argv[1:], 'ht:o:b:s:',
 637         ['help', 'type=', 'output=', 'base=', 'src_file='])
 638     for (opt, value) in optlist:
 639         if opt in ['-h', '--help']:
 640             print(Usage)
 641             sys.exit(0)
 642         elif opt in ['-o', '--output']:
 643             output = value
 644         elif opt in ['-b', '--base']:
 645             base = value
 646         elif opt in ['-t', '--type']:
 647             input_type = value
 648         elif opt in ['-s', '--src_file']:
 649             input_files = [f.strip() for f in io.open(value, encoding='utf_8')]
 650
 651     if input_type not in ['ui', 'layouts', 'layouttranslations', 'qt4', 'languages', 'latexfonts', 'encodings', 'external', 'formats'] or output is None:
 652         print('Wrong input type or output filename.')
 653         sys.exit(1)
 654
 655     input_files += args
 656
 657     # Ensure a unique sorting of input files and ignore the order in which they
 658     # are given on the command line. This is important to avoid huge
 659     # pseudo-diffs in the generated .pot file which would then end up in the
 660     # .po files as well. We had this situation for years with people using
 661     # different build systems to remerge .po files.
 662     input_files.sort()
 663
 664     if input_type == 'ui':
 665         ui_l10n(input_files, output, base)
 666     elif input_type == 'latexfonts':
 667         latexfonts_l10n(input_files, output, base)
 668     elif input_type == 'layouts':
 669         layouts_l10n(input_files, output, base, False)
 670     elif input_type == 'layouttranslations':
 671         layouts_l10n(input_files, output, base, True)
 672     elif input_type == 'qt4':
 673         qt4_l10n(input_files, output, base)
 674     elif input_type == 'external':
 675         external_l10n(input_files, output, base)
 676     elif input_type == 'formats':
 677         formats_l10n(input_files, output, base)
 678     elif input_type == 'encodings':
 679         encodings_l10n(input_files, output, base)
 680     else:
 681         languages_l10n(input_files, output, base)
 682
 683