lib/lyx2lyx/lyx_2_0.py

   1 # This file is part of lyx2lyx
   2 # -*- coding: utf-8 -*-
   3 # Copyright (C) 2008 José Matos  <jamatos@lyx.org>
   4 #
   5 # This program is free software; you can redistribute it and/or
   6 # modify it under the terms of the GNU General Public License
   7 # as published by the Free Software Foundation; either version 2
   8 # of the License, or (at your option) any later version.
   9 #
  10 # This program is distributed in the hope that it will be useful,
  11 # but WITHOUT ANY WARRANTY; without even the implied warranty of
  12 # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13 # GNU General Public License for more details.
  14 #
  15 # You should have received a copy of the GNU General Public License
  16 # along with this program; if not, write to the Free Software
  17 # Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
  18
  19 """ Convert files to the file format generated by lyx 2.0"""
  20
  21 import re, string
  22 import unicodedata
  23 import sys, os
  24
  25 from parser_tools import find_token, find_end_of, find_tokens, get_value, get_value_string
  26
  27 ####################################################################
  28 # Private helper functions
  29
  30 def find_end_of_inset(lines, i):
  31     " Find end of inset, where lines[i] is included."
  32     return find_end_of(lines, i, "\\begin_inset", "\\end_inset")
  33
  34
  35 def add_to_preamble(document, text):
  36     """ Add text to the preamble if it is not already there.
  37     Only the first line is checked!"""
  38
  39     if find_token(document.preamble, text[0], 0) != -1:
  40         return
  41
  42     document.preamble.extend(text)
  43
  44
  45 def insert_to_preamble(index, document, text):
  46     """ Insert text to the preamble at a given line"""
  47
  48     document.preamble.insert(index, text)
  49
  50
  51 def read_unicodesymbols():
  52     " Read the unicodesymbols list of unicode characters and corresponding commands."
  53     pathname = os.path.abspath(os.path.dirname(sys.argv[0]))
  54     fp = open(os.path.join(pathname.strip('lyx2lyx'), 'unicodesymbols'))
  55     spec_chars = []
  56     # Two backslashes, followed by some non-word character, and then a character
  57     # in brackets. The idea is to check for constructs like: \"{u}, which is how
  58     # they are written in the unicodesymbols file; but they can also be written
  59     # as: \"u or even \" u.
  60     r = re.compile(r'\\\\(\W)\{(\w)\}')
  61     for line in fp.readlines():
  62         if line[0] != '#' and line.strip() != "":
  63             line=line.replace(' "',' ') # remove all quotation marks with spaces before
  64             line=line.replace('" ',' ') # remove all quotation marks with spaces after
  65             line=line.replace(r'\"','"') # replace \" by " (for characters with diaeresis)
  66             try:
  67                 [ucs4,command,dead] = line.split(None,2)
  68                 if command[0:1] != "\\":
  69                     continue
  70                 spec_chars.append([command, unichr(eval(ucs4))])
  71             except:
  72                 continue
  73             m = r.match(command)
  74             if m != None:
  75                 command = "\\\\"
  76                 # If the character is a double-quote, then we need to escape it, too,
  77                 # since it is done that way in the LyX file.
  78                 if m.group(1) == "\"":
  79                     command += "\\"
  80                 commandbl = command
  81                 command += m.group(1) + m.group(2)
  82                 commandbl += m.group(1) + ' ' + m.group(2)
  83                 spec_chars.append([command, unichr(eval(ucs4))])
  84                 spec_chars.append([commandbl, unichr(eval(ucs4))])
  85     fp.close()
  86     return spec_chars
  87
  88
  89 unicode_reps = read_unicodesymbols()
  90
  91
  92 def put_cmd_in_ert(string):
  93     for rep in unicode_reps:
  94         string = string.replace(rep[1], rep[0].replace('\\\\', '\\'))
  95     string = string.replace('\\', "\\backslash\n")
  96     string = "\\begin_inset ERT\nstatus collapsed\n\\begin_layout Standard\n" \
  97       + string + "\n\\end_layout\n\\end_inset"
  98     return string
  99
 100
 101 def lyx2latex(document, lines):
 102     'Convert some LyX stuff into corresponding LaTeX stuff, as best we can.'
 103     # clean up multiline stuff
 104     content = ""
 105     ert_end = 0
 106
 107     for curline in range(len(lines)):
 108       line = lines[curline]
 109       if line.startswith("\\begin_inset ERT"):
 110           # We don't want to replace things inside ERT, so figure out
 111           # where the end of the inset is.
 112           ert_end = find_end_of_inset(lines, curline + 1)
 113           continue
 114       elif line.startswith("\\begin_inset Formula"):
 115           line = line[20:]
 116       elif line.startswith("\\begin_inset Quotes"):
 117           # For now, we do a very basic reversion. Someone who understands
 118           # quotes is welcome to fix it up.
 119           qtype = line[20:].strip()
 120           # lang = qtype[0]
 121           side = qtype[1]
 122           dbls = qtype[2]
 123           if side == "l":
 124               if dbls == "d":
 125                   line = "``"
 126               else:
 127                   line = "`"
 128           else:
 129               if dbls == "d":
 130                   line = "''"
 131               else:
 132                   line = "'"
 133       elif line.isspace() or \
 134             line.startswith("\\begin_layout") or \
 135             line.startswith("\\end_layout") or \
 136             line.startswith("\\begin_inset") or \
 137             line.startswith("\\end_inset") or \
 138             line.startswith("\\lang") or \
 139             line.strip() == "status collapsed" or \
 140             line.strip() == "status open":
 141           #skip all that stuff
 142           continue
 143
 144       # this needs to be added to the preamble because of cases like
 145       # \textmu, \textbackslash, etc.
 146       add_to_preamble(document, ['% added by lyx2lyx for converted index entries',
 147                                  '\\@ifundefined{textmu}',
 148                                  ' {\\usepackage{textcomp}}{}'])
 149       # a lossless reversion is not possible
 150       # try at least to handle some common insets and settings
 151       if ert_end >= curline:
 152           line = line.replace(r'\backslash', r'\\')
 153       else:
 154           line = line.replace('&', '\\&{}')
 155           line = line.replace('#', '\\#{}')
 156           line = line.replace('^', '\\^{}')
 157           line = line.replace('%', '\\%{}')
 158           line = line.replace('_', '\\_{}')
 159           line = line.replace('$', '\\${}')
 160
 161           # Do the LyX text --> LaTeX conversion
 162           for rep in unicode_reps:
 163             line = line.replace(rep[1], rep[0] + "{}")
 164           line = line.replace(r'\backslash', r'\textbackslash{}')
 165           line = line.replace(r'\series bold', r'\bfseries{}').replace(r'\series default', r'\mdseries{}')
 166           line = line.replace(r'\shape italic', r'\itshape{}').replace(r'\shape smallcaps', r'\scshape{}')
 167           line = line.replace(r'\shape slanted', r'\slshape{}').replace(r'\shape default', r'\upshape{}')
 168           line = line.replace(r'\emph on', r'\em{}').replace(r'\emph default', r'\em{}')
 169           line = line.replace(r'\noun on', r'\scshape{}').replace(r'\noun default', r'\upshape{}')
 170           line = line.replace(r'\bar under', r'\underbar{').replace(r'\bar default', r'}')
 171           line = line.replace(r'\family sans', r'\sffamily{}').replace(r'\family default', r'\normalfont{}')
 172           line = line.replace(r'\family typewriter', r'\ttfamily{}').replace(r'\family roman', r'\rmfamily{}')
 173           line = line.replace(r'\InsetSpace ', r'').replace(r'\SpecialChar ', r'')
 174       content += line
 175     return content
 176
 177
 178 ####################################################################
 179
 180
 181 def revert_swiss(document):
 182     " Set language german-ch to ngerman "
 183     i = 0
 184     if document.language == "german-ch":
 185         document.language = "ngerman"
 186         i = find_token(document.header, "\\language", 0)
 187         if i != -1:
 188             document.header[i] = "\\language ngerman"
 189     j = 0
 190     while True:
 191         j = find_token(document.body, "\\lang german-ch", j)
 192         if j == -1:
 193             return
 194         document.body[j] = document.body[j].replace("\\lang german-ch", "\\lang ngerman")
 195         j = j + 1
 196
 197
 198 def revert_tabularvalign(document):
 199    " Revert the tabular valign option "
 200    i = 0
 201    while True:
 202        i = find_token(document.body, "\\begin_inset Tabular", i)
 203        if i == -1:
 204            return
 205        j = find_end_of_inset(document.body, i)
 206        if j == -1:
 207            document.warning("Malformed LyX document: Could not find end of tabular.")
 208            i = j
 209            continue
 210
 211        k = find_token(document.body, "<features tabularvalignment=", i)
 212        if k == -1:
 213            i = j
 214            continue
 215
 216        # which valignment is specified?
 217        tabularvalignment_re = re.compile(r'<features tabularvalignment="(top|bottom)">')
 218        m = tabularvalignment_re.match(document.body[k])
 219        if not m:
 220            i = j
 221            continue
 222
 223        tabularvalignment = m.group(1)
 224
 225        subst = ['\\end_layout', '\\end_inset']
 226        document.body[j+1:j+1] = subst # just inserts those lines
 227        subst = ['\\begin_inset Box Frameless',
 228            'position "' + tabularvalignment[0] +'"',
 229            'hor_pos "c"',
 230            'has_inner_box 1',
 231            'inner_pos "c"',
 232            'use_parbox 0',
 233            'width "0col%"',
 234            'special "none"',
 235            'height "1in"',
 236            'height_special "totalheight"',
 237            'status open',
 238            '',
 239            '\\begin_layout Plain Layout']
 240        document.body[i:i] = subst # this just inserts the array at i
 241        i += len(subst) + 2 # adjust i to save a few cycles
 242
 243
 244 def revert_phantom(document):
 245     " Reverts phantom to ERT "
 246     i = 0
 247     j = 0
 248     while True:
 249       i = find_token(document.body, "\\begin_inset Phantom Phantom", i)
 250       if i == -1:
 251           return
 252       substi = document.body[i].replace('\\begin_inset Phantom Phantom', \
 253                 '\\begin_inset ERT\nstatus collapsed\n\n' \
 254                 '\\begin_layout Plain Layout\n\n\n\\backslash\n' \
 255                 'phantom{\n\\end_layout\n\n\\end_inset\n')
 256       substi = substi.split('\n')
 257       document.body[i : i+4] = substi
 258       i += len(substi)
 259       j = find_token(document.body, "\\end_layout", i)
 260       if j == -1:
 261           document.warning("Malformed LyX document: Could not find end of Phantom inset.")
 262           return
 263       substj = document.body[j].replace('\\end_layout', \
 264                 '\\size default\n\n\\begin_inset ERT\nstatus collapsed\n\n' \
 265                 '\\begin_layout Plain Layout\n\n' \
 266                 '}\n\\end_layout\n\n\\end_inset\n')
 267       substj = substj.split('\n')
 268       document.body[j : j+4] = substj
 269       i += len(substj)
 270
 271
 272 def revert_hphantom(document):
 273     " Reverts hphantom to ERT "
 274     i = 0
 275     j = 0
 276     while True:
 277       i = find_token(document.body, "\\begin_inset Phantom HPhantom", i)
 278       if i == -1:
 279           return
 280       substi = document.body[i].replace('\\begin_inset Phantom HPhantom', \
 281                 '\\begin_inset ERT\nstatus collapsed\n\n' \
 282                 '\\begin_layout Plain Layout\n\n\n\\backslash\n' \
 283                 'hphantom{\n\\end_layout\n\n\\end_inset\n')
 284       substi = substi.split('\n')
 285       document.body[i : i+4] = substi
 286       i += len(substi)
 287       j = find_token(document.body, "\\end_layout", i)
 288       if j == -1:
 289           document.warning("Malformed LyX document: Could not find end of HPhantom inset.")
 290           return
 291       substj = document.body[j].replace('\\end_layout', \
 292                 '\\size default\n\n\\begin_inset ERT\nstatus collapsed\n\n' \
 293                 '\\begin_layout Plain Layout\n\n' \
 294                 '}\n\\end_layout\n\n\\end_inset\n')
 295       substj = substj.split('\n')
 296       document.body[j : j+4] = substj
 297       i += len(substj)
 298
 299
 300 def revert_vphantom(document):
 301     " Reverts vphantom to ERT "
 302     i = 0
 303     j = 0
 304     while True:
 305       i = find_token(document.body, "\\begin_inset Phantom VPhantom", i)
 306       if i == -1:
 307           return
 308       substi = document.body[i].replace('\\begin_inset Phantom VPhantom', \
 309                 '\\begin_inset ERT\nstatus collapsed\n\n' \
 310                 '\\begin_layout Plain Layout\n\n\n\\backslash\n' \
 311                 'vphantom{\n\\end_layout\n\n\\end_inset\n')
 312       substi = substi.split('\n')
 313       document.body[i : i+4] = substi
 314       i += len(substi)
 315       j = find_token(document.body, "\\end_layout", i)
 316       if j == -1:
 317           document.warning("Malformed LyX document: Could not find end of VPhantom inset.")
 318           return
 319       substj = document.body[j].replace('\\end_layout', \
 320                 '\\size default\n\n\\begin_inset ERT\nstatus collapsed\n\n' \
 321                 '\\begin_layout Plain Layout\n\n' \
 322                 '}\n\\end_layout\n\n\\end_inset\n')
 323       substj = substj.split('\n')
 324       document.body[j : j+4] = substj
 325       i += len(substj)
 326
 327
 328 def revert_xetex(document):
 329     " Reverts documents that use XeTeX "
 330     i = find_token(document.header, '\\use_xetex', 0)
 331     if i == -1:
 332         document.warning("Malformed LyX document: Missing \\use_xetex.")
 333         return
 334     if get_value(document.header, "\\use_xetex", i) == 'false':
 335         del document.header[i]
 336         return
 337     del document.header[i]
 338     # 1.) set doc encoding to utf8-plain
 339     i = find_token(document.header, "\\inputencoding", 0)
 340     if i == -1:
 341         document.warning("Malformed LyX document: Missing \\inputencoding.")
 342     document.header[i] = "\\inputencoding utf8-plain"
 343     # 2.) check font settings
 344     l = find_token(document.header, "\\font_roman", 0)
 345     if l == -1:
 346         document.warning("Malformed LyX document: Missing \\font_roman.")
 347     line = document.header[l]
 348     l = re.compile(r'\\font_roman (.*)$')
 349     m = l.match(line)
 350     roman = m.group(1)
 351     l = find_token(document.header, "\\font_sans", 0)
 352     if l == -1:
 353         document.warning("Malformed LyX document: Missing \\font_sans.")
 354     line = document.header[l]
 355     l = re.compile(r'\\font_sans (.*)$')
 356     m = l.match(line)
 357     sans = m.group(1)
 358     l = find_token(document.header, "\\font_typewriter", 0)
 359     if l == -1:
 360         document.warning("Malformed LyX document: Missing \\font_typewriter.")
 361     line = document.header[l]
 362     l = re.compile(r'\\font_typewriter (.*)$')
 363     m = l.match(line)
 364     typewriter = m.group(1)
 365     osf = get_value(document.header, '\\font_osf', 0) == "true"
 366     sf_scale = float(get_value(document.header, '\\font_sf_scale', 0))
 367     tt_scale = float(get_value(document.header, '\\font_tt_scale', 0))
 368     # 3.) set preamble stuff
 369     pretext = '%% This document must be processed with xelatex!\n'
 370     pretext += '\\usepackage{fontspec}\n'
 371     if roman != "default":
 372         pretext += '\\setmainfont[Mapping=tex-text]{' + roman + '}\n'
 373     if sans != "default":
 374         pretext += '\\setsansfont['
 375         if sf_scale != 100:
 376             pretext += 'Scale=' + str(sf_scale / 100) + ','
 377         pretext += 'Mapping=tex-text]{' + sans + '}\n'
 378     if typewriter != "default":
 379         pretext += '\\setmonofont'
 380         if tt_scale != 100:
 381             pretext += '[Scale=' + str(tt_scale / 100) + ']'
 382         pretext += '{' + typewriter + '}\n'
 383     if osf:
 384         pretext += '\\defaultfontfeatures{Numbers=OldStyle}\n'
 385     pretext += '\usepackage{xunicode}\n'
 386     pretext += '\usepackage{xltxtra}\n'
 387     insert_to_preamble(0, document, pretext)
 388     # 4.) reset font settings
 389     i = find_token(document.header, "\\font_roman", 0)
 390     if i == -1:
 391         document.warning("Malformed LyX document: Missing \\font_roman.")
 392     document.header[i] = "\\font_roman default"
 393     i = find_token(document.header, "\\font_sans", 0)
 394     if i == -1:
 395         document.warning("Malformed LyX document: Missing \\font_sans.")
 396     document.header[i] = "\\font_sans default"
 397     i = find_token(document.header, "\\font_typewriter", 0)
 398     if i == -1:
 399         document.warning("Malformed LyX document: Missing \\font_typewriter.")
 400     document.header[i] = "\\font_typewriter default"
 401     i = find_token(document.header, "\\font_osf", 0)
 402     if i == -1:
 403         document.warning("Malformed LyX document: Missing \\font_osf.")
 404     document.header[i] = "\\font_osf false"
 405     i = find_token(document.header, "\\font_sc", 0)
 406     if i == -1:
 407         document.warning("Malformed LyX document: Missing \\font_sc.")
 408     document.header[i] = "\\font_sc false"
 409     i = find_token(document.header, "\\font_sf_scale", 0)
 410     if i == -1:
 411         document.warning("Malformed LyX document: Missing \\font_sf_scale.")
 412     document.header[i] = "\\font_sf_scale 100"
 413     i = find_token(document.header, "\\font_tt_scale", 0)
 414     if i == -1:
 415         document.warning("Malformed LyX document: Missing \\font_tt_scale.")
 416     document.header[i] = "\\font_tt_scale 100"
 417
 418
 419 def revert_outputformat(document):
 420     " Remove default output format param "
 421     i = find_token(document.header, '\\default_output_format', 0)
 422     if i == -1:
 423         document.warning("Malformed LyX document: Missing \\default_output_format.")
 424         return
 425     del document.header[i]
 426
 427
 428 def revert_backgroundcolor(document):
 429     " Reverts background color to preamble code "
 430     i = 0
 431     colorcode = ""
 432     while True:
 433       i = find_token(document.header, "\\backgroundcolor", i)
 434       if i == -1:
 435           return
 436       colorcode = get_value(document.header, '\\backgroundcolor', 0)
 437       del document.header[i]
 438       # don't clutter the preamble if backgroundcolor is not set
 439       if colorcode == "#ffffff":
 440           continue
 441       # the color code is in the form #rrggbb where every character denotes a hex number
 442       # convert the string to an int
 443       red = string.atoi(colorcode[1:3],16)
 444       # we want the output "0.5" for the value "127" therefore add here
 445       if red != 0:
 446           red = red + 1
 447       redout = float(red) / 256
 448       green = string.atoi(colorcode[3:5],16)
 449       if green != 0:
 450           green = green + 1
 451       greenout = float(green) / 256
 452       blue = string.atoi(colorcode[5:7],16)
 453       if blue != 0:
 454           blue = blue + 1
 455       blueout = float(blue) / 256
 456       # write the preamble
 457       insert_to_preamble(0, document,
 458                            '% Commands inserted by lyx2lyx to set the background color\n'
 459                            + '\\@ifundefined{definecolor}{\\usepackage{color}}{}\n'
 460                            + '\\definecolor{page_backgroundcolor}{rgb}{'
 461                            + str(redout) + ', ' + str(greenout)
 462                            + ', ' + str(blueout) + '}\n'
 463                            + '\\pagecolor{page_backgroundcolor}\n')
 464
 465
 466 def revert_splitindex(document):
 467     " Reverts splitindex-aware documents "
 468     i = find_token(document.header, '\\use_indices', 0)
 469     if i == -1:
 470         document.warning("Malformed LyX document: Missing \\use_indices.")
 471         return
 472     indices = get_value(document.header, "\\use_indices", i)
 473     preamble = ""
 474     if indices == "true":
 475          preamble += "\\usepackage{splitidx}\n"
 476     del document.header[i]
 477     i = 0
 478     while True:
 479         i = find_token(document.header, "\\index", i)
 480         if i == -1:
 481             break
 482         k = find_token(document.header, "\\end_index", i)
 483         if k == -1:
 484             document.warning("Malformed LyX document: Missing \\end_index.")
 485             return
 486         line = document.header[i]
 487         l = re.compile(r'\\index (.*)$')
 488         m = l.match(line)
 489         iname = m.group(1)
 490         ishortcut = get_value(document.header, '\\shortcut', i, k)
 491         if ishortcut != "" and indices == "true":
 492             preamble += "\\newindex[" + iname + "]{" + ishortcut + "}\n"
 493         del document.header[i:k+1]
 494         i = 0
 495     if preamble != "":
 496         insert_to_preamble(0, document, preamble)
 497     i = 0
 498     while True:
 499         i = find_token(document.body, "\\begin_inset Index", i)
 500         if i == -1:
 501             break
 502         line = document.body[i]
 503         l = re.compile(r'\\begin_inset Index (.*)$')
 504         m = l.match(line)
 505         itype = m.group(1)
 506         if itype == "idx" or indices == "false":
 507             document.body[i] = "\\begin_inset Index"
 508         else:
 509             k = find_end_of_inset(document.body, i)
 510             if k == -1:
 511                  return
 512             content = lyx2latex(document, document.body[i:k])
 513             # escape quotes
 514             content = content.replace('"', r'\"')
 515             subst = [put_cmd_in_ert("\\sindex[" + itype + "]{" + content + "}")]
 516             document.body[i:k+1] = subst
 517         i = i + 1
 518     i = 0
 519     while True:
 520         i = find_token(document.body, "\\begin_inset CommandInset index_print", i)
 521         if i == -1:
 522             return
 523         k = find_end_of_inset(document.body, i)
 524         ptype = get_value(document.body, 'type', i, k).strip('"')
 525         if ptype == "idx":
 526             j = find_token(document.body, "type", i, k)
 527             del document.body[j]
 528         elif indices == "false":
 529             del document.body[i:k+1]
 530         else:
 531             subst = [put_cmd_in_ert("\\printindex[" + ptype + "]{}")]
 532             document.body[i:k+1] = subst
 533         i = i + 1
 534
 535
 536 def convert_splitindex(document):
 537     " Converts index and printindex insets to splitindex-aware format "
 538     i = 0
 539     while True:
 540         i = find_token(document.body, "\\begin_inset Index", i)
 541         if i == -1:
 542             break
 543         document.body[i] = document.body[i].replace("\\begin_inset Index",
 544             "\\begin_inset Index idx")
 545         i = i + 1
 546     i = 0
 547     while True:
 548         i = find_token(document.body, "\\begin_inset CommandInset index_print", i)
 549         if i == -1:
 550             return
 551         if document.body[i + 1].find('LatexCommand printindex') == -1:
 552             document.warning("Malformed LyX document: Incomplete printindex inset.")
 553             return
 554         subst = ["LatexCommand printindex",
 555             "type \"idx\""]
 556         document.body[i + 1:i + 2] = subst
 557         i = i + 1
 558
 559
 560 def revert_subindex(document):
 561     " Reverts \\printsubindex CommandInset types "
 562     i = find_token(document.header, '\\use_indices', 0)
 563     if i == -1:
 564         document.warning("Malformed LyX document: Missing \\use_indices.")
 565         return
 566     indices = get_value(document.header, "\\use_indices", i)
 567     i = 0
 568     while True:
 569         i = find_token(document.body, "\\begin_inset CommandInset index_print", i)
 570         if i == -1:
 571             return
 572         k = find_end_of_inset(document.body, i)
 573         ctype = get_value(document.body, 'LatexCommand', i, k)
 574         if ctype != "printsubindex":
 575             i = i + 1
 576             continue
 577         ptype = get_value(document.body, 'type', i, k).strip('"')
 578         if indices == "false":
 579             del document.body[i:k+1]
 580         else:
 581             subst = [put_cmd_in_ert("\\printsubindex[" + ptype + "]{}")]
 582             document.body[i:k+1] = subst
 583         i = i + 1
 584
 585
 586 def revert_printindexall(document):
 587     " Reverts \\print[sub]index* CommandInset types "
 588     i = find_token(document.header, '\\use_indices', 0)
 589     if i == -1:
 590         document.warning("Malformed LyX document: Missing \\use_indices.")
 591         return
 592     indices = get_value(document.header, "\\use_indices", i)
 593     i = 0
 594     while True:
 595         i = find_token(document.body, "\\begin_inset CommandInset index_print", i)
 596         if i == -1:
 597             return
 598         k = find_end_of_inset(document.body, i)
 599         ctype = get_value(document.body, 'LatexCommand', i, k)
 600         if ctype != "printindex*" and ctype != "printsubindex*":
 601             i = i + 1
 602             continue
 603         if indices == "false":
 604             del document.body[i:k+1]
 605         else:
 606             subst = [put_cmd_in_ert("\\" + ctype + "{}")]
 607             document.body[i:k+1] = subst
 608         i = i + 1
 609
 610
 611 def revert_strikeout(document):
 612     " Reverts \\strikeout character style "
 613     while True:
 614         i = find_token(document.body, '\\strikeout', 0)
 615         if i == -1:
 616             return
 617         del document.body[i]
 618
 619
 620 def revert_uulinewave(document):
 621     " Reverts \\uuline, and \\uwave character styles "
 622     while True:
 623         i = find_token(document.body, '\\uuline', 0)
 624         if i == -1:
 625             break
 626         del document.body[i]
 627     while True:
 628         i = find_token(document.body, '\\uwave', 0)
 629         if i == -1:
 630             return
 631         del document.body[i]
 632
 633
 634 def revert_ulinelatex(document):
 635     " Reverts \\uline character style "
 636     i = find_token(document.body, '\\bar under', 0)
 637     if i == -1:
 638         return
 639     insert_to_preamble(0, document,
 640             '% Commands inserted by lyx2lyx for proper underlining\n'
 641             + '\\PassOptionsToPackage{normalem}{ulem}\n'
 642             + '\\usepackage{ulem}\n'
 643             + '\\let\\cite@rig\\cite\n'
 644             + '\\newcommand{\\b@xcite}[2][\\%]{\\def\\def@pt{\\%}\\def\\pas@pt{#1}\n'
 645             + '  \\mbox{\\ifx\\def@pt\\pas@pt\\cite@rig{#2}\\else\\cite@rig[#1]{#2}\\fi}}\n'
 646             + '\\renewcommand{\\underbar}[1]{{\\let\\cite\\b@xcite\\uline{#1}}}\n')
 647
 648
 649 def revert_custom_processors(document):
 650     " Remove bibtex_command and index_command params "
 651     i = find_token(document.header, '\\bibtex_command', 0)
 652     if i == -1:
 653         document.warning("Malformed LyX document: Missing \\bibtex_command.")
 654         return
 655     del document.header[i]
 656     i = find_token(document.header, '\\index_command', 0)
 657     if i == -1:
 658         document.warning("Malformed LyX document: Missing \\index_command.")
 659         return
 660     del document.header[i]
 661
 662
 663 def convert_nomencl_width(document):
 664     " Add set_width param to nomencl_print "
 665     i = 0
 666     while True:
 667       i = find_token(document.body, "\\begin_inset CommandInset nomencl_print", i)
 668       if i == -1:
 669         break
 670       document.body.insert(i + 2, "set_width \"none\"")
 671       i = i + 1
 672
 673
 674 def revert_nomencl_width(document):
 675     " Remove set_width param from nomencl_print "
 676     i = 0
 677     while True:
 678       i = find_token(document.body, "\\begin_inset CommandInset nomencl_print", i)
 679       if i == -1:
 680         break
 681       j = find_end_of_inset(document.body, i)
 682       l = find_token(document.body, "set_width", i, j)
 683       if l == -1:
 684             document.warning("Can't find set_width option for nomencl_print!")
 685             i = j
 686             continue
 687       del document.body[l]
 688       i = i + 1
 689
 690
 691 def revert_nomencl_cwidth(document):
 692     " Remove width param from nomencl_print "
 693     i = 0
 694     while True:
 695       i = find_token(document.body, "\\begin_inset CommandInset nomencl_print", i)
 696       if i == -1:
 697         break
 698       j = find_end_of_inset(document.body, i)
 699       l = find_token(document.body, "width", i, j)
 700       if l == -1:
 701             document.warning("Can't find width option for nomencl_print!")
 702             i = j
 703             continue
 704       width = get_value(document.body, "width", i, j).strip('"')
 705       del document.body[l]
 706       add_to_preamble(document, ["\\setlength{\\nomlabelwidth}{" + width + "}"])
 707       i = i + 1
 708
 709
 710 ##
 711 # Conversion hub
 712 #
 713
 714 supported_versions = ["2.0.0","2.0"]
 715 convert = [[346, []],
 716            [347, []],
 717            [348, []],
 718            [349, []],
 719            [350, []],
 720            [351, []],
 721            [352, [convert_splitindex]],
 722            [353, []],
 723            [354, []],
 724            [355, []],
 725            [356, []],
 726            [357, []],
 727            [358, []],
 728            [359, [convert_nomencl_width]],
 729            [360, []]
 730           ]
 731
 732 revert =  [[359, [revert_nomencl_cwidth]],
 733            [358, [revert_nomencl_width]],
 734            [357, [revert_custom_processors]],
 735            [356, [revert_ulinelatex]],
 736            [355, [revert_uulinewave]],
 737            [354, [revert_strikeout]],
 738            [353, [revert_printindexall]],
 739            [352, [revert_subindex]],
 740            [351, [revert_splitindex]],
 741            [350, [revert_backgroundcolor]],
 742            [349, [revert_outputformat]],
 743            [348, [revert_xetex]],
 744            [347, [revert_phantom, revert_hphantom, revert_vphantom]],
 745            [346, [revert_tabularvalign]],
 746            [345, [revert_swiss]]
 747           ]
 748
 749
 750 if __name__ == "__main__":
 751     pass