lib/lyx2lyx/lyx_2_3.py

   1 # -*- coding: utf-8 -*-
   2 # This file is part of lyx2lyx
   3 # Copyright (C) 2016 The LyX team
   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 2.3"""
  20
  21 import re, string
  22 import unicodedata
  23 import sys, os
  24
  25 # Uncomment only what you need to import, please.
  26
  27 from parser_tools import find_end_of, find_token_backwards, find_end_of_layout, \
  28     find_token, find_end_of_inset, get_value,  get_bool_value, \
  29     get_containing_layout, get_quoted_value, del_token
  30 #  find_tokens, find_token_exact, is_in_inset, \
  31 #  check_token, get_option_value
  32
  33 from lyx2lyx_tools import add_to_preamble, put_cmd_in_ert
  34 #  get_ert, lyx2latex, \
  35 #  lyx2verbatim, length_in_bp, convert_info_insets
  36 #  insert_to_preamble, latex_length, revert_flex_inset, \
  37 #  revert_font_attrs, hex2ratio, str2bool
  38
  39 ####################################################################
  40 # Private helper functions
  41
  42
  43
  44 ###############################################################################
  45 ###
  46 ### Conversion and reversion routines
  47 ###
  48 ###############################################################################
  49
  50 def convert_microtype(document):
  51     " Add microtype settings. "
  52     i = find_token(document.header, "\\font_tt_scale" , 0)
  53     if i == -1:
  54         document.warning("Malformed LyX document: Can't find \\font_tt_scale.")
  55         i = len(document.header) - 1
  56
  57     j = find_token(document.preamble, "\\usepackage{microtype}", 0)
  58     if j == -1:
  59         document.header.insert(i + 1, "\\use_microtype false")
  60     else:
  61         document.header.insert(i + 1, "\\use_microtype true")
  62         del document.preamble[j]
  63
  64
  65 def revert_microtype(document):
  66     " Remove microtype settings. "
  67     i = find_token(document.header, "\\use_microtype", 0)
  68     if i == -1:
  69         return
  70     use_microtype = get_bool_value(document.header, "\\use_microtype" , i)
  71     del document.header[i]
  72     if use_microtype:
  73         add_to_preamble(document, ["\\usepackage{microtype}"])
  74
  75
  76 def convert_dateinset(document):
  77     ' Convert date external inset to ERT '
  78     i = 0
  79     while True:
  80         i = find_token(document.body, "\\begin_inset External", i)
  81         if i == -1:
  82             return
  83         j = find_end_of_inset(document.body, i)
  84         if j == -1:
  85             document.warning("Malformed lyx document: Missing '\\end_inset' in convert_dateinset.")
  86             i += 1
  87             continue
  88         if get_value(document.body, 'template', i, j) == "Date":
  89             document.body[i : j + 1] = put_cmd_in_ert("\\today ")
  90         i += 1
  91         continue
  92
  93
  94 def convert_inputenc(document):
  95     " Replace no longer supported input encoding settings. "
  96     i = find_token(document.header, "\\inputenc", 0)
  97     if i == -1:
  98         return
  99     if get_value(document.header, "\\inputencoding", i) == "pt254":
 100         document.header[i] = "\\inputencoding pt154"
 101
 102
 103 def convert_ibranches(document):
 104     ' Add "inverted 0" to branch insets'
 105     i = 0
 106     while True:
 107         i = find_token(document.body, "\\begin_inset Branch", i)
 108         if i == -1:
 109             return
 110         document.body.insert(i + 1, "inverted 0")
 111         i += 1
 112
 113
 114 def revert_ibranches(document):
 115     ' Convert inverted branches to explicit anti-branches'
 116     # Get list of branches
 117     ourbranches = {}
 118     i = 0
 119     while True:
 120         i = find_token(document.header, "\\branch", i)
 121         if i == -1:
 122             break
 123         branch = document.header[i][8:].strip()
 124         if document.header[i+1].startswith("\\selected "):
 125             #document.warning(document.header[i+1])
 126             #document.warning(document.header[i+1][10])
 127             selected = int(document.header[i+1][10])
 128         else:
 129             document.warning("Malformed LyX document: No selection indicator for branch " + branch)
 130             selected = 1
 131
 132         # the value tells us whether the branch is selected
 133         ourbranches[document.header[i][8:].strip()] = selected
 134         i += 1
 135
 136     # Figure out what inverted branches, if any, have been used
 137     # and convert them to "Anti-OldBranch"
 138     ibranches = {}
 139     i = 0
 140     while True:
 141         i = find_token(document.body, "\\begin_inset Branch", i)
 142         if i == -1:
 143             break
 144         if not document.body[i+1].startswith("inverted "):
 145             document.warning("Malformed LyX document: Missing 'inverted' tag!")
 146             i += 1
 147             continue
 148         inverted = document.body[i+1][9]
 149         #document.warning(document.body[i+1])
 150
 151         if inverted == "1":
 152             branch = document.body[i][20:].strip()
 153             #document.warning(branch)
 154             if not branch in ibranches:
 155                 antibranch = "Anti-" + branch
 156                 while antibranch in ibranches:
 157                     antibranch = "x" + antibranch
 158                 ibranches[branch] = antibranch
 159             else:
 160                 antibranch = ibranches[branch]
 161             #document.warning(antibranch)
 162             document.body[i] = "\\begin_inset Branch " + antibranch
 163
 164         # remove "inverted" key
 165         del document.body[i+1]
 166         i += 1
 167
 168     # now we need to add the new branches to the header
 169     for old, new in ibranches.items():
 170         i = find_token(document.header, "\\branch " + old, 0)
 171         if i == -1:
 172             document.warning("Can't find branch %s even though we found it before!" % (old))
 173             continue
 174         j = find_token(document.header, "\\end_branch", i)
 175         if j == -1:
 176             document.warning("Malformed LyX document! Can't find end of branch " + old)
 177             continue
 178         # ourbranches[old] - 1 inverts the selection status of the old branch
 179         lines = ["\\branch " + new,
 180                  "\\selected " + str(ourbranches[old] - 1)]
 181         # these are the old lines telling us color, etc.
 182         lines += document.header[i+2 : j+1]
 183         document.header[i:i] = lines
 184
 185
 186 def revert_beamer_article_styles(document):
 187     " Include (scr)article styles in beamer article "
 188
 189     beamer_articles = ["article-beamer", "scrarticle-beamer"]
 190     if document.textclass not in beamer_articles:
 191         return
 192
 193     inclusion = "article.layout"
 194     if document.textclass == "scrarticle-beamer":
 195         inclusion = "scrartcl.layout"
 196
 197     i = find_token(document.header, "\\begin_local_layout", 0)
 198     if i == -1:
 199         k = find_token(document.header, "\\language", 0)
 200         if k == -1:
 201             # this should not happen
 202             document.warning("Malformed LyX document! No \\language header found!")
 203             return
 204         document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
 205         i = k - 1
 206
 207     j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
 208     if j == -1:
 209         # this should not happen
 210         document.warning("Malformed LyX document: Can't find end of local layout!")
 211         return
 212
 213     document.header[i+1 : i+1] = [
 214         "### Inserted by lyx2lyx (more [scr]article styles) ###",
 215         "Input " + inclusion,
 216         "Input beamer.layout",
 217         "Provides geometry 0",
 218         "Provides hyperref 0",
 219         "DefaultFont",
 220         "     Family                Roman",
 221         "     Series                Medium",
 222         "     Shape                 Up",
 223         "     Size                  Normal",
 224         "     Color                 None",
 225         "EndFont",
 226         "Preamble",
 227         "     \\usepackage{beamerarticle,pgf}",
 228         "     % this default might be overridden by plain title style",
 229         "     \\newcommand\makebeamertitle{\\frame{\\maketitle}}%",
 230         "     \\AtBeginDocument{",
 231         "             \\let\\origtableofcontents=\\tableofcontents",
 232         "             \\def\\tableofcontents{\\@ifnextchar[{\\origtableofcontents}{\\gobbletableofcontents}}",
 233         "             \\def\\gobbletableofcontents#1{\\origtableofcontents}",
 234         "     }",
 235         "EndPreamble",
 236         "### End of insertion by lyx2lyx (more [scr]article styles) ###"
 237     ]
 238
 239
 240 def convert_beamer_article_styles(document):
 241     " Remove included (scr)article styles in beamer article "
 242
 243     beamer_articles = ["article-beamer", "scrarticle-beamer"]
 244     if document.textclass not in beamer_articles:
 245         return
 246
 247     i = find_token(document.header, "\\begin_local_layout", 0)
 248     if i == -1:
 249         return
 250
 251     j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
 252     if j == -1:
 253         # this should not happen
 254         document.warning("Malformed LyX document: Can't find end of local layout!")
 255         return
 256
 257     k = find_token(document.header, "### Inserted by lyx2lyx (more [scr]article styles) ###", i, j)
 258     if k != -1:
 259         l = find_token(document.header, "### End of insertion by lyx2lyx (more [scr]article styles) ###", i, j)
 260         if l == -1:
 261             # this should not happen
 262             document.warning("End of lyx2lyx local layout insertion not found!")
 263             return
 264
 265         if k == i + 1 and l == j - 1:
 266             # that was all the local layout there was
 267             document.header[i : j + 1] = []
 268         else:
 269             document.header[k : l + 1] = []
 270
 271
 272 def revert_bosnian(document):
 273     "Set the document language to English but assure Bosnian output"
 274
 275     if document.language == "bosnian":
 276         document.language = "english"
 277         i = find_token(document.header, "\\language bosnian", 0)
 278         if i != -1:
 279             document.header[i] = "\\language english"
 280         j = find_token(document.header, "\\language_package default", 0)
 281         if j != -1:
 282             document.header[j] = "\\language_package babel"
 283         k = find_token(document.header, "\\options", 0)
 284         if k != -1:
 285             document.header[k] = document.header[k].replace("\\options", "\\options bosnian,")
 286         else:
 287             l = find_token(document.header, "\\use_default_options", 0)
 288             document.header.insert(l + 1, "\\options bosnian")
 289
 290
 291 def revert_friulan(document):
 292     "Set the document language to English but assure Friulan output"
 293
 294     if document.language == "friulan":
 295         document.language = "english"
 296         i = find_token(document.header, "\\language friulan", 0)
 297         if i != -1:
 298             document.header[i] = "\\language english"
 299         j = find_token(document.header, "\\language_package default", 0)
 300         if j != -1:
 301             document.header[j] = "\\language_package babel"
 302         k = find_token(document.header, "\\options", 0)
 303         if k != -1:
 304             document.header[k] = document.header[k].replace("\\options", "\\options friulan,")
 305         else:
 306             l = find_token(document.header, "\\use_default_options", 0)
 307             document.header.insert(l + 1, "\\options friulan")
 308
 309
 310 def revert_macedonian(document):
 311     "Set the document language to English but assure Macedonian output"
 312
 313     if document.language == "macedonian":
 314         document.language = "english"
 315         i = find_token(document.header, "\\language macedonian", 0)
 316         if i != -1:
 317             document.header[i] = "\\language english"
 318         j = find_token(document.header, "\\language_package default", 0)
 319         if j != -1:
 320             document.header[j] = "\\language_package babel"
 321         k = find_token(document.header, "\\options", 0)
 322         if k != -1:
 323             document.header[k] = document.header[k].replace("\\options", "\\options macedonian,")
 324         else:
 325             l = find_token(document.header, "\\use_default_options", 0)
 326             document.header.insert(l + 1, "\\options macedonian")
 327
 328
 329 def revert_piedmontese(document):
 330     "Set the document language to English but assure Piedmontese output"
 331
 332     if document.language == "piedmontese":
 333         document.language = "english"
 334         i = find_token(document.header, "\\language piedmontese", 0)
 335         if i != -1:
 336             document.header[i] = "\\language english"
 337         j = find_token(document.header, "\\language_package default", 0)
 338         if j != -1:
 339             document.header[j] = "\\language_package babel"
 340         k = find_token(document.header, "\\options", 0)
 341         if k != -1:
 342             document.header[k] = document.header[k].replace("\\options", "\\options piedmontese,")
 343         else:
 344             l = find_token(document.header, "\\use_default_options", 0)
 345             document.header.insert(l + 1, "\\options piedmontese")
 346
 347
 348 def revert_romansh(document):
 349     "Set the document language to English but assure Romansh output"
 350
 351     if document.language == "romansh":
 352         document.language = "english"
 353         i = find_token(document.header, "\\language romansh", 0)
 354         if i != -1:
 355             document.header[i] = "\\language english"
 356         j = find_token(document.header, "\\language_package default", 0)
 357         if j != -1:
 358             document.header[j] = "\\language_package babel"
 359         k = find_token(document.header, "\\options", 0)
 360         if k != -1:
 361             document.header[k] = document.header[k].replace("\\options", "\\options romansh,")
 362         else:
 363             l = find_token(document.header, "\\use_default_options", 0)
 364             document.header.insert(l + 1, "\\options romansh")
 365
 366
 367 def revert_amharic(document):
 368     "Set the document language to English but assure Amharic output"
 369
 370     if document.language == "amharic":
 371         document.language = "english"
 372         i = find_token(document.header, "\\language amharic", 0)
 373         if i != -1:
 374             document.header[i] = "\\language english"
 375         j = find_token(document.header, "\\language_package default", 0)
 376         if j != -1:
 377             document.header[j] = "\\language_package default"
 378         add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{amharic}}"])
 379         document.body[2 : 2] = ["\\begin_layout Standard",
 380                                 "\\begin_inset ERT", "status open", "",
 381                                 "\\begin_layout Plain Layout", "", "",
 382                                 "\\backslash",
 383                                 "resetdefaultlanguage{amharic}",
 384                                 "\\end_layout", "", "\\end_inset", "", "",
 385                                 "\\end_layout", ""]
 386
 387
 388 def revert_asturian(document):
 389     "Set the document language to English but assure Asturian output"
 390
 391     if document.language == "asturian":
 392         document.language = "english"
 393         i = find_token(document.header, "\\language asturian", 0)
 394         if i != -1:
 395             document.header[i] = "\\language english"
 396         j = find_token(document.header, "\\language_package default", 0)
 397         if j != -1:
 398             document.header[j] = "\\language_package default"
 399         add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{asturian}}"])
 400         document.body[2 : 2] = ["\\begin_layout Standard",
 401                                 "\\begin_inset ERT", "status open", "",
 402                                 "\\begin_layout Plain Layout", "", "",
 403                                 "\\backslash",
 404                                 "resetdefaultlanguage{asturian}",
 405                                 "\\end_layout", "", "\\end_inset", "", "",
 406                                 "\\end_layout", ""]
 407
 408
 409 def revert_kannada(document):
 410     "Set the document language to English but assure Kannada output"
 411
 412     if document.language == "kannada":
 413         document.language = "english"
 414         i = find_token(document.header, "\\language kannada", 0)
 415         if i != -1:
 416             document.header[i] = "\\language english"
 417         j = find_token(document.header, "\\language_package default", 0)
 418         if j != -1:
 419             document.header[j] = "\\language_package default"
 420         add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{kannada}}"])
 421         document.body[2 : 2] = ["\\begin_layout Standard",
 422                                 "\\begin_inset ERT", "status open", "",
 423                                 "\\begin_layout Plain Layout", "", "",
 424                                 "\\backslash",
 425                                 "resetdefaultlanguage{kannada}",
 426                                 "\\end_layout", "", "\\end_inset", "", "",
 427                                 "\\end_layout", ""]
 428
 429
 430 def revert_khmer(document):
 431     "Set the document language to English but assure Khmer output"
 432
 433     if document.language == "khmer":
 434         document.language = "english"
 435         i = find_token(document.header, "\\language khmer", 0)
 436         if i != -1:
 437             document.header[i] = "\\language english"
 438         j = find_token(document.header, "\\language_package default", 0)
 439         if j != -1:
 440             document.header[j] = "\\language_package default"
 441         add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{khmer}}"])
 442         document.body[2 : 2] = ["\\begin_layout Standard",
 443                                 "\\begin_inset ERT", "status open", "",
 444                                 "\\begin_layout Plain Layout", "", "",
 445                                 "\\backslash",
 446                                 "resetdefaultlanguage{khmer}",
 447                                 "\\end_layout", "", "\\end_inset", "", "",
 448                                 "\\end_layout", ""]
 449
 450
 451 def revert_urdu(document):
 452     "Set the document language to English but assure Urdu output"
 453
 454     if document.language == "urdu":
 455         document.language = "english"
 456         i = find_token(document.header, "\\language urdu", 0)
 457         if i != -1:
 458             document.header[i] = "\\language english"
 459         j = find_token(document.header, "\\language_package default", 0)
 460         if j != -1:
 461             document.header[j] = "\\language_package default"
 462         add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{urdu}}"])
 463         document.body[2 : 2] = ["\\begin_layout Standard",
 464                                 "\\begin_inset ERT", "status open", "",
 465                                 "\\begin_layout Plain Layout", "", "",
 466                                 "\\backslash",
 467                                 "resetdefaultlanguage{urdu}",
 468                                 "\\end_layout", "", "\\end_inset", "", "",
 469                                 "\\end_layout", ""]
 470
 471
 472 def revert_syriac(document):
 473     "Set the document language to English but assure Syriac output"
 474
 475     if document.language == "syriac":
 476         document.language = "english"
 477         i = find_token(document.header, "\\language syriac", 0)
 478         if i != -1:
 479             document.header[i] = "\\language english"
 480         j = find_token(document.header, "\\language_package default", 0)
 481         if j != -1:
 482             document.header[j] = "\\language_package default"
 483         add_to_preamble(document, ["\\AtBeginDocument{\setotherlanguage{syriac}}"])
 484         document.body[2 : 2] = ["\\begin_layout Standard",
 485                                 "\\begin_inset ERT", "status open", "",
 486                                 "\\begin_layout Plain Layout", "", "",
 487                                 "\\backslash",
 488                                 "resetdefaultlanguage{syriac}",
 489                                 "\\end_layout", "", "\\end_inset", "", "",
 490                                 "\\end_layout", ""]
 491
 492
 493 def revert_quotes(document):
 494     " Revert Quote Insets in verbatim or Hebrew context to plain quotes "
 495
 496     # First handle verbatim insets
 497     i = 0
 498     j = 0
 499     while i < len(document.body):
 500         words = document.body[i].split()
 501         if len(words) > 1 and words[0] == "\\begin_inset" and \
 502            ( words[1] in ["ERT", "listings"] or ( len(words) > 2 and words[2] in ["URL", "Chunk", "Sweave", "S/R"]) ):
 503             j = find_end_of_inset(document.body, i)
 504             if j == -1:
 505                 document.warning("Malformed LyX document: Can't find end of " + words[1] + " inset at line " + str(i))
 506                 i += 1
 507                 continue
 508             while True:
 509                 k = find_token(document.body, '\\begin_inset Quotes', i, j)
 510                 if k == -1:
 511                     i += 1
 512                     break
 513                 l = find_end_of_inset(document.body, k)
 514                 if l == -1:
 515                     document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
 516                     i = k
 517                     continue
 518                 replace = "\""
 519                 if document.body[k].endswith("s"):
 520                     replace = "'"
 521                 document.body[k:l+1] = [replace]
 522         else:
 523             i += 1
 524             continue
 525
 526     # Now verbatim layouts
 527     i = 0
 528     j = 0
 529     while i < len(document.body):
 530         words = document.body[i].split()
 531         if len(words) > 1 and words[0] == "\\begin_layout" and \
 532            words[1] in ["Verbatim", "Verbatim*", "Code", "Author_Email", "Author_URL"]:
 533             j = find_end_of_layout(document.body, i)
 534             if j == -1:
 535                 document.warning("Malformed LyX document: Can't find end of " + words[1] + " layout at line " + str(i))
 536                 i += 1
 537                 continue
 538             while True:
 539                 k = find_token(document.body, '\\begin_inset Quotes', i, j)
 540                 if k == -1:
 541                     i += 1
 542                     break
 543                 l = find_end_of_inset(document.body, k)
 544                 if l == -1:
 545                     document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
 546                     i = k
 547                     continue
 548                 replace = "\""
 549                 if document.body[k].endswith("s"):
 550                     replace = "'"
 551                 document.body[k:l+1] = [replace]
 552         else:
 553             i += 1
 554             continue
 555
 556     # Now handle Hebrew
 557     if not document.language == "hebrew" and find_token(document.body, '\\lang hebrew', 0) == -1:
 558         return
 559
 560     i = 0
 561     j = 0
 562     while True:
 563         k = find_token(document.body, '\\begin_inset Quotes', i)
 564         if k == -1:
 565             return
 566         l = find_end_of_inset(document.body, k)
 567         if l == -1:
 568             document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
 569             i = k
 570             continue
 571         hebrew = False
 572         parent = get_containing_layout(document.body, k)
 573         ql = find_token_backwards(document.body, "\\lang", k)
 574         if ql == -1 or ql < parent[1]:
 575             hebrew = document.language == "hebrew"
 576         elif document.body[ql] == "\\lang hebrew":
 577             hebrew = True
 578         if hebrew:
 579             replace = "\""
 580             if document.body[k].endswith("s"):
 581                 replace = "'"
 582             document.body[k:l+1] = [replace]
 583         i = l
 584
 585
 586 def revert_iopart(document):
 587     " Input new styles via local layout "
 588     if document.textclass != "iopart":
 589         return
 590
 591     i = find_token(document.header, "\\begin_local_layout", 0)
 592     if i == -1:
 593         k = find_token(document.header, "\\language", 0)
 594         if k == -1:
 595             # this should not happen
 596             document.warning("Malformed LyX document! No \\language header found!")
 597             return
 598         document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
 599         i = k-1
 600
 601     j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
 602     if j == -1:
 603         # this should not happen
 604         document.warning("Malformed LyX document! Can't find end of local layout!")
 605         return
 606
 607     document.header[i+1 : i+1] = [
 608         "### Inserted by lyx2lyx (stdlayouts) ###",
 609         "Input stdlayouts.inc",
 610         "### End of insertion by lyx2lyx (stdlayouts) ###"
 611     ]
 612
 613
 614 def convert_iopart(document):
 615     " Remove local layout we added, if it is there "
 616     if document.textclass != "iopart":
 617         return
 618
 619     i = find_token(document.header, "\\begin_local_layout", 0)
 620     if i == -1:
 621         return
 622
 623     j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
 624     if j == -1:
 625         # this should not happen
 626         document.warning("Malformed LyX document! Can't find end of local layout!")
 627         return
 628
 629     k = find_token(document.header, "### Inserted by lyx2lyx (stdlayouts) ###", i, j)
 630     if k != -1:
 631         l = find_token(document.header, "### End of insertion by lyx2lyx (stdlayouts) ###", i, j)
 632         if l == -1:
 633             # this should not happen
 634             document.warning("End of lyx2lyx local layout insertion not found!")
 635             return
 636         if k == i + 1 and l == j - 1:
 637             # that was all the local layout there was
 638             document.header[i : j + 1] = []
 639         else:
 640             document.header[k : l + 1] = []
 641
 642
 643 def convert_quotestyle(document):
 644     " Convert \\quotes_language to \\quotes_style "
 645     i = find_token(document.header, "\\quotes_language", 0)
 646     if i == -1:
 647         document.warning("Malformed LyX document! Can't find \\quotes_language!")
 648         return
 649     val = get_value(document.header, "\\quotes_language", i)
 650     document.header[i] = "\\quotes_style " + val
 651
 652
 653 def revert_quotestyle(document):
 654     " Revert \\quotes_style to \\quotes_language "
 655     i = find_token(document.header, "\\quotes_style", 0)
 656     if i == -1:
 657         document.warning("Malformed LyX document! Can't find \\quotes_style!")
 658         return
 659     val = get_value(document.header, "\\quotes_style", i)
 660     document.header[i] = "\\quotes_language " + val
 661
 662
 663 def revert_plainquote(document):
 664     " Revert plain quote insets "
 665
 666     # First, revert style setting
 667     i = find_token(document.header, "\\quotes_style plain", 0)
 668     if i != -1:
 669         document.header[i] = "\\quotes_style english"
 670
 671     # now the insets
 672     i = 0
 673     j = 0
 674     while True:
 675         k = find_token(document.body, '\\begin_inset Quotes q', i)
 676         if k == -1:
 677             return
 678         l = find_end_of_inset(document.body, k)
 679         if l == -1:
 680             document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
 681             i = k
 682             continue
 683         replace = "\""
 684         if document.body[k].endswith("s"):
 685             replace = "'"
 686         document.body[k:l+1] = [replace]
 687         i = l
 688
 689
 690 def convert_frenchquotes(document):
 691     " Convert french quote insets to swiss "
 692
 693     # First, revert style setting
 694     i = find_token(document.header, "\\quotes_style french", 0)
 695     if i != -1:
 696         document.header[i] = "\\quotes_style swiss"
 697
 698     # now the insets
 699     i = 0
 700     while True:
 701         i = find_token(document.body, '\\begin_inset Quotes f', i)
 702         if i == -1:
 703             return
 704         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 705         newval = val.replace("f", "c", 1)
 706         document.body[i] = document.body[i].replace(val, newval)
 707         i += 1
 708
 709
 710 def revert_swissquotes(document):
 711     " Revert swiss quote insets to french "
 712
 713     # First, revert style setting
 714     i = find_token(document.header, "\\quotes_style swiss", 0)
 715     if i != -1:
 716         document.header[i] = "\\quotes_style french"
 717
 718     # now the insets
 719     i = 0
 720     while True:
 721         i = find_token(document.body, '\\begin_inset Quotes c', i)
 722         if i == -1:
 723             return
 724         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 725         newval = val.replace("c", "f", 1)
 726         document.body[i] = document.body[i].replace(val, newval)
 727         i += 1
 728
 729
 730 def revert_britishquotes(document):
 731     " Revert british quote insets to english "
 732
 733     # First, revert style setting
 734     i = find_token(document.header, "\\quotes_style british", 0)
 735     if i != -1:
 736         document.header[i] = "\\quotes_style english"
 737
 738     # now the insets
 739     i = 0
 740     while True:
 741         i = find_token(document.body, '\\begin_inset Quotes b', i)
 742         if i == -1:
 743             return
 744         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 745         newval = val.replace("b", "e", 1)
 746         if val[2] == "d":
 747             # opening mark
 748             newval = newval.replace("d", "s")
 749         else:
 750             # closing mark
 751             newval = newval.replace("s", "d")
 752         document.body[i] = document.body[i].replace(val, newval)
 753         i += 1
 754
 755
 756 def revert_swedishgquotes(document):
 757     " Revert swedish quote insets "
 758
 759     # First, revert style setting
 760     i = find_token(document.header, "\\quotes_style swedishg", 0)
 761     if i != -1:
 762         document.header[i] = "\\quotes_style danish"
 763
 764     # now the insets
 765     i = 0
 766     while True:
 767         i = find_token(document.body, '\\begin_inset Quotes w', i)
 768         if i == -1:
 769             return
 770         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 771         if val[2] == "d":
 772             # outer marks
 773             newval = val.replace("w", "a", 1).replace("r", "l")
 774         else:
 775             # inner marks
 776             newval = val.replace("w", "s", 1)
 777         document.body[i] = document.body[i].replace(val, newval)
 778         i += 1
 779
 780
 781 def revert_frenchquotes(document):
 782     " Revert french inner quote insets "
 783
 784     i = 0
 785     while True:
 786         i = find_token(document.body, '\\begin_inset Quotes f', i)
 787         if i == -1:
 788             return
 789         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 790         if val[2] == "s":
 791             # inner marks
 792             newval = val.replace("f", "e", 1).replace("s", "d")
 793             document.body[i] = document.body[i].replace(val, newval)
 794         i += 1
 795
 796
 797 def revert_frenchinquotes(document):
 798     " Revert inner frenchin quote insets "
 799
 800     # First, revert style setting
 801     i = find_token(document.header, "\\quotes_style frenchin", 0)
 802     if i != -1:
 803         document.header[i] = "\\quotes_style french"
 804
 805     # now the insets
 806     i = 0
 807     while True:
 808         i = find_token(document.body, '\\begin_inset Quotes i', i)
 809         if i == -1:
 810             return
 811         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 812         newval = val.replace("i", "f", 1)
 813         if val[2] == "s":
 814             # inner marks
 815             newval = newval.replace("s", "d")
 816         document.body[i] = document.body[i].replace(val, newval)
 817         i += 1
 818
 819
 820 def revert_russianquotes(document):
 821     " Revert russian quote insets "
 822
 823     # First, revert style setting
 824     i = find_token(document.header, "\\quotes_style russian", 0)
 825     if i != -1:
 826         document.header[i] = "\\quotes_style french"
 827
 828     # now the insets
 829     i = 0
 830     while True:
 831         i = find_token(document.body, '\\begin_inset Quotes r', i)
 832         if i == -1:
 833             return
 834         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 835         newval = val
 836         if val[2] == "s":
 837             # inner marks
 838             newval = val.replace("r", "g", 1).replace("s", "d")
 839         else:
 840             # outer marks
 841             newval = val.replace("r", "f", 1)
 842         document.body[i] = document.body[i].replace(val, newval)
 843         i += 1
 844
 845
 846 def revert_dynamicquotes(document):
 847     " Revert dynamic quote insets "
 848
 849     # First, revert header
 850     i = find_token(document.header, "\\dynamic_quotes", 0)
 851     if i != -1:
 852         del document.header[i]
 853
 854     # Get global style
 855     style = "english"
 856     i = find_token(document.header, "\\quotes_style", 0)
 857     if i == -1:
 858         document.warning("Malformed document! Missing \\quotes_style")
 859     else:
 860         style = get_value(document.header, "\\quotes_style", i)
 861
 862     s = "e"
 863     if style == "english":
 864         s = "e"
 865     elif style == "swedish":
 866         s = "s"
 867     elif style == "german":
 868         s = "g"
 869     elif style == "polish":
 870         s = "p"
 871     elif style == "swiss":
 872         s = "c"
 873     elif style == "danish":
 874         s = "a"
 875     elif style == "plain":
 876         s = "q"
 877     elif style == "british":
 878         s = "b"
 879     elif style == "swedishg":
 880         s = "w"
 881     elif style == "french":
 882         s = "f"
 883     elif style == "frenchin":
 884         s = "i"
 885     elif style == "russian":
 886         s = "r"
 887
 888     # now transform the insets
 889     i = 0
 890     while True:
 891         i = find_token(document.body, '\\begin_inset Quotes x', i)
 892         if i == -1:
 893             return
 894         document.body[i] = document.body[i].replace("x", s)
 895         i += 1
 896
 897
 898 def revert_cjkquotes(document):
 899     " Revert cjk quote insets "
 900
 901     # Get global style
 902     style = "english"
 903     i = find_token(document.header, "\\quotes_style", 0)
 904     if i == -1:
 905         document.warning("Malformed document! Missing \\quotes_style")
 906     else:
 907         style = get_value(document.header, "\\quotes_style", i)
 908
 909     global_cjk = style.find("cjk") != -1
 910
 911     if global_cjk:
 912         document.header[i] = "\\quotes_style english"
 913         # transform dynamic insets
 914         s = "j"
 915         if style == "cjkangle":
 916             s = "k"
 917         i = 0
 918         while True:
 919             i = find_token(document.body, '\\begin_inset Quotes x', i)
 920             if i == -1:
 921                 break
 922             document.body[i] = document.body[i].replace("x", s)
 923             i += 1
 924
 925     cjk_langs = ["chinese-simplified", "chinese-traditional", "japanese", "japanese-cjk", "korean"]
 926
 927     i = 0
 928     j = 0
 929     while True:
 930         k = find_token(document.body, '\\begin_inset Quotes j', i)
 931         if k == -1:
 932             break
 933         l = find_end_of_inset(document.body, k)
 934         if l == -1:
 935             document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
 936             i = k
 937             continue
 938         cjk = False
 939         parent = get_containing_layout(document.body, k)
 940         ql = find_token_backwards(document.body, "\\lang", k)
 941         if ql == -1 or ql < parent[1]:
 942             cjk = document.language in cjk_langs
 943         elif document.body[ql].split()[1] in cjk_langs:
 944             cjk = True
 945         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 946         replace = []
 947         if val[2] == "s":
 948             # inner marks
 949             if val[1] == "l":
 950                 # inner opening mark
 951                 if cjk:
 952                     replace = [u"\u300E"]
 953                 else:
 954                     replace = ["\\begin_inset Formula $\\llceil$", "\\end_inset"]
 955             else:
 956                 # inner closing mark
 957                 if cjk:
 958                     replace = [u"\u300F"]
 959                 else:
 960                     replace = ["\\begin_inset Formula $\\rrfloor$", "\\end_inset"]
 961         else:
 962             # outer marks
 963             if val[1] == "l":
 964                 # outer opening mark
 965                 if cjk:
 966                     replace = [u"\u300C"]
 967                 else:
 968                     replace = ["\\begin_inset Formula $\\lceil$", "\\end_inset"]
 969             else:
 970                 # outer closing mark
 971                 if cjk:
 972                     replace = [u"\u300D"]
 973                 else:
 974                     replace = ["\\begin_inset Formula $\\rfloor$", "\\end_inset"]
 975
 976         document.body[k:l+1] = replace
 977         i = l
 978
 979     i = 0
 980     j = 0
 981     while True:
 982         k = find_token(document.body, '\\begin_inset Quotes k', i)
 983         if k == -1:
 984             return
 985         l = find_end_of_inset(document.body, k)
 986         if l == -1:
 987             document.warning("Malformed LyX document: Can't find end of Quote inset at line " + str(k))
 988             i = k
 989             continue
 990         cjk = False
 991         parent = get_containing_layout(document.body, k)
 992         ql = find_token_backwards(document.body, "\\lang", k)
 993         if ql == -1 or ql < parent[1]:
 994             cjk = document.language in cjk_langs
 995         elif document.body[ql].split()[1] in cjk_langs:
 996             cjk = True
 997         val = get_value(document.body, "\\begin_inset Quotes", i)[7:]
 998         replace = []
 999         if val[2] == "s":
1000             # inner marks
1001             if val[1] == "l":
1002                 # inner opening mark
1003                 if cjk:
1004                     replace = [u"\u3008"]
1005                 else:
1006                     replace = ["\\begin_inset Formula $\\langle$", "\\end_inset"]
1007             else:
1008                 # inner closing mark
1009                 if cjk:
1010                     replace = [u"\u3009"]
1011                 else:
1012                     replace = ["\\begin_inset Formula $\\rangle$", "\\end_inset"]
1013         else:
1014             # outer marks
1015             if val[1] == "l":
1016                 # outer opening mark
1017                 if cjk:
1018                     replace = [u"\u300A"]
1019                 else:
1020                     replace = ["\\begin_inset Formula $\\langle\\kern -2.5pt\\langle$", "\\end_inset"]
1021             else:
1022                 # outer closing mark
1023                 if cjk:
1024                     replace = [u"\u300B"]
1025                 else:
1026                     replace = ["\\begin_inset Formula $\\rangle\\kern -2.5pt\\rangle$", "\\end_inset"]
1027
1028         document.body[k:l+1] = replace
1029         i = l
1030
1031
1032 def revert_crimson(document):
1033     " Revert native Cochineal/Crimson font definition to LaTeX "
1034
1035     if find_token(document.header, "\\use_non_tex_fonts false", 0) != -1:
1036         preamble = ""
1037         i = find_token(document.header, "\\font_roman \"cochineal\"", 0)
1038         if i != -1:
1039             osf = False
1040             j = find_token(document.header, "\\font_osf true", 0)
1041             if j != -1:
1042                 osf = True
1043             preamble = "\\usepackage"
1044             if osf:
1045                 document.header[j] = "\\font_osf false"
1046                 preamble += "[proportional,osf]"
1047             preamble += "{cochineal}"
1048             add_to_preamble(document, [preamble])
1049             document.header[i] = document.header[i].replace("cochineal", "default")
1050
1051
1052 def revert_cochinealmath(document):
1053     " Revert cochineal newtxmath definitions to LaTeX "
1054
1055     if find_token(document.header, "\\use_non_tex_fonts false", 0) != -1:
1056         i = find_token(document.header, "\\font_math \"cochineal-ntxm\"", 0)
1057         if i != -1:
1058             add_to_preamble(document, "\\usepackage[cochineal]{newtxmath}")
1059             document.header[i] = document.header[i].replace("cochineal-ntxm", "auto")
1060
1061
1062 def revert_labelonly(document):
1063     " Revert labelonly tag for InsetRef "
1064     i = 0
1065     while (True):
1066         i = find_token(document.body, "\\begin_inset CommandInset ref", i)
1067         if i == -1:
1068             return
1069         j = find_end_of_inset(document.body, i)
1070         if j == -1:
1071             document.warning("Can't find end of reference inset at line %d!!" %(i))
1072             i += 1
1073             continue
1074         k = find_token(document.body, "LatexCommand labelonly", i, j)
1075         if k == -1:
1076             i = j
1077             continue
1078         label = get_quoted_value(document.body, "reference", i, j)
1079         if not label:
1080             document.warning("Can't find label for reference at line %d!" %(i))
1081             i = j + 1
1082             continue
1083         document.body[i:j+1] = put_cmd_in_ert([label])
1084         i += 1
1085
1086
1087 def revert_plural_refs(document):
1088     " Revert plural and capitalized references "
1089     i = find_token(document.header, "\\use_refstyle 1", 0)
1090     use_refstyle = (i != 0)
1091
1092     i = 0
1093     while (True):
1094         i = find_token(document.body, "\\begin_inset CommandInset ref", i)
1095         if i == -1:
1096             return
1097         j = find_end_of_inset(document.body, i)
1098         if j == -1:
1099             document.warning("Can't find end of reference inset at line %d!!" %(i))
1100             i += 1
1101             continue
1102
1103         plural = caps = suffix = False
1104         k = find_token(document.body, "LaTeXCommand formatted", i, j)
1105         if k != -1 and use_refstyle:
1106             plural = get_bool_value(document.body, "plural", i, j, False)
1107             caps   = get_bool_value(document.body, "caps", i, j, False)
1108             label  = get_quoted_value(document.body, "reference", i, j)
1109             if label:
1110                 try:
1111                     (prefix, suffix) = label.split(":", 1)
1112                 except:
1113                     document.warning("No `:' separator in formatted reference at line %d!" % (i))
1114             else:
1115                 document.warning("Can't find label for reference at line %d!" % (i))
1116
1117         # this effectively tests also for use_refstyle and a formatted reference
1118         # we do this complicated test because we would otherwise do this erasure
1119         # over and over and over
1120         if not ((plural or caps) and suffix):
1121             del_token(document.body, "plural", i, j)
1122             del_token(document.body, "caps", i, j - 1) # since we deleted a line
1123             i = j - 1
1124             continue
1125
1126         if caps:
1127             prefix = prefix[0].title() + prefix[1:]
1128         cmd = "\\" + prefix + "ref"
1129         if plural:
1130             cmd += "[s]"
1131         cmd += "{" + suffix + "}"
1132         document.body[i:j+1] = put_cmd_in_ert([cmd])
1133         i += 1
1134
1135
1136 def revert_noprefix(document):
1137     " Revert labelonly tags with 'noprefix' set "
1138     i = 0
1139     while (True):
1140         i = find_token(document.body, "\\begin_inset CommandInset ref", i)
1141         if i == -1:
1142             return
1143         j = find_end_of_inset(document.body, i)
1144         if j == -1:
1145             document.warning("Can't find end of reference inset at line %d!!" %(i))
1146             i += 1
1147             continue
1148         k = find_token(document.body, "LatexCommand labelonly", i, j)
1149         if k == -1:
1150             i = j
1151             continue
1152         noprefix = get_bool_value(document.body, "noprefix", i, j)
1153         if not noprefix:
1154             del_token(document.body, "noprefix", i, j)
1155             i = j
1156             continue
1157         label = get_quoted_value(document.body, "reference", i, j)
1158         if not label:
1159             document.warning("Can't find label for reference at line %d!" %(i))
1160             i = j + 1
1161             continue
1162         try:
1163             (prefix, suffix) = label.split(":", 1)
1164         except:
1165             document.warning("No `:' separator in formatted reference at line %d!" % (i))
1166             # we'll leave this as an ordinary labelonly reference
1167             del_token(document.body, "noprefix", i, j)
1168             i = j
1169             continue
1170         document.body[i:j+1] = put_cmd_in_ert([suffix])
1171         i += 1
1172
1173
1174 def revert_biblatex(document):
1175     " Revert biblatex support "
1176
1177     #
1178     # Header
1179     #
1180
1181     # 1. Get cite engine
1182     engine = "basic"
1183     i = find_token(document.header, "\\cite_engine", 0)
1184     if i == -1:
1185         document.warning("Malformed document! Missing \\cite_engine")
1186     else:
1187         engine = get_value(document.header, "\\cite_engine", i)
1188
1189     # 2. Store biblatex state and revert to natbib
1190     biblatex = False
1191     if engine in ["biblatex", "biblatex-natbib"]:
1192         biblatex = True
1193         document.header[i] = "\\cite_engine natbib"
1194
1195     # 3. Store and remove new document headers
1196     bibstyle = ""
1197     i = find_token(document.header, "\\biblatex_bibstyle", 0)
1198     if i != -1:
1199         bibstyle = get_value(document.header, "\\biblatex_bibstyle", i)
1200         del document.header[i]
1201
1202     citestyle = ""
1203     i = find_token(document.header, "\\biblatex_citestyle", 0)
1204     if i != -1:
1205         citestyle = get_value(document.header, "\\biblatex_citestyle", i)
1206         del document.header[i]
1207
1208     biblio_options = ""
1209     i = find_token(document.header, "\\biblio_options", 0)
1210     if i != -1:
1211         biblio_options = get_value(document.header, "\\biblio_options", i)
1212         del document.header[i]
1213
1214     if biblatex:
1215         bbxopts = "[natbib=true"
1216         if bibstyle != "":
1217             bbxopts += ",bibstyle=" + bibstyle
1218         if citestyle != "":
1219             bbxopts += ",citestyle=" + citestyle
1220         if biblio_options != "":
1221             bbxopts += "," + biblio_options
1222         bbxopts += "]"
1223         add_to_preamble(document, "\\usepackage" + bbxopts + "{biblatex}")
1224
1225     #
1226     # Body
1227     #
1228
1229     # 1. Bibtex insets
1230     i = 0
1231     bibresources = []
1232     while (True):
1233         i = find_token(document.body, "\\begin_inset CommandInset bibtex", i)
1234         if i == -1:
1235             break
1236         j = find_end_of_inset(document.body, i)
1237         if j == -1:
1238             document.warning("Can't find end of bibtex inset at line %d!!" %(i))
1239             i += 1
1240             continue
1241         bibs = get_quoted_value(document.body, "bibfiles", i, j)
1242         opts = get_quoted_value(document.body, "biblatexopts", i, j)
1243         # store resources
1244         if bibs:
1245             bibresources += bibs.split(",")
1246         else:
1247             document.warning("Can't find bibfiles for bibtex inset at line %d!" %(i))
1248         # remove biblatexopts line
1249         k = find_token(document.body, "biblatexopts", i, j)
1250         if k != -1:
1251             del document.body[k]
1252         # Re-find inset end line
1253         j = find_end_of_inset(document.body, i)
1254         # Insert ERT \\printbibliography and wrap bibtex inset to a Note
1255         if biblatex:
1256             pcmd = "printbibliography"
1257             if opts:
1258                 pcmd += "[" + opts + "]"
1259             repl = ["\\begin_inset ERT", "status open", "", "\\begin_layout Plain Layout",\
1260                     "", "", "\\backslash", pcmd, "\\end_layout", "", "\\end_inset", "", "",\
1261                     "\\end_layout", "", "\\begin_layout Standard", "\\begin_inset Note Note",\
1262                     "status open", "", "\\begin_layout Plain Layout" ]
1263             repl += document.body[i:j+1]
1264             repl += ["", "\\end_layout", "", "\\end_inset", "", ""]
1265             document.body[i:j+1] = repl
1266             j += 27
1267
1268         i = j + 1
1269
1270     if biblatex:
1271         for b in bibresources:
1272             add_to_preamble(document, "\\addbibresource{" + b + ".bib}")
1273
1274     # 2. Citation insets
1275
1276     # Specific citation insets used in biblatex that need to be reverted to ERT
1277     new_citations = {
1278         "Cite" : "Cite",
1279         "citebyear" : "citeyear",
1280         "citeyear" : "cite*",
1281         "Footcite" : "Smartcite",
1282         "footcite" : "smartcite",
1283         "Autocite" : "Autocite",
1284         "autocite" : "autocite",
1285         "citetitle" : "citetitle",
1286         "citetitle*" : "citetitle*",
1287         "fullcite" : "fullcite",
1288         "footfullcite" : "footfullcite",
1289         "supercite" : "supercite",
1290         "citeauthor" : "citeauthor",
1291         "citeauthor*" : "citeauthor*",
1292         "Citeauthor" : "Citeauthor",
1293         "Citeauthor*" : "Citeauthor*"
1294         }
1295
1296     # All commands accepted by LyX < 2.3. Everything else throws an error.
1297     old_citations = [ "cite", "nocite", "citet", "citep", "citealt", "citealp",\
1298                       "citeauthor", "citeyear", "citeyearpar", "citet*", "citep*",\
1299                       "citealt*", "citealp*", "citeauthor*", "Citet",  "Citep",\
1300                       "Citealt",  "Citealp",  "Citeauthor", "Citet*", "Citep*",\
1301                       "Citealt*", "Citealp*", "Citeauthor*", "fullcite", "footcite",\
1302                       "footcitet", "footcitep", "footcitealt", "footcitealp",\
1303                       "footciteauthor", "footciteyear", "footciteyearpar",\
1304                       "citefield", "citetitle", "cite*" ]
1305
1306     i = 0
1307     while (True):
1308         i = find_token(document.body, "\\begin_inset CommandInset citation", i)
1309         if i == -1:
1310             break
1311         j = find_end_of_inset(document.body, i)
1312         if j == -1:
1313             document.warning("Can't find end of citation inset at line %d!!" %(i))
1314             i += 1
1315             continue
1316         k = find_token(document.body, "LatexCommand", i, j)
1317         if k == -1:
1318             document.warning("Can't find LatexCommand for citation inset at line %d!" %(i))
1319             i = j + 1
1320             continue
1321         cmd = get_value(document.body, "LatexCommand", k)
1322         if biblatex and cmd in list(new_citations.keys()):
1323             pre = get_quoted_value(document.body, "before", i, j)
1324             post = get_quoted_value(document.body, "after", i, j)
1325             key = get_quoted_value(document.body, "key", i, j)
1326             if not key:
1327                 document.warning("Citation inset at line %d does not have a key!" %(i))
1328                 key = "???"
1329             # Replace known new commands with ERT
1330             res = "\\" + new_citations[cmd]
1331             if pre:
1332                 res += "[" + pre + "]"
1333             if post:
1334                 res += "[" + post + "]"
1335             elif pre:
1336                 res += "[]"
1337             res += "{" + key + "}"
1338             document.body[i:j+1] = put_cmd_in_ert([res])
1339         elif cmd not in old_citations:
1340             # Reset unknown commands to cite. This is what LyX does as well
1341             # (but LyX 2.2 would break on unknown commands)
1342             document.body[k] = "LatexCommand cite"
1343             document.warning("Reset unknown cite command '%s' with cite" % cmd)
1344         i = j + 1
1345
1346     # Emulate the old biblatex-workaround (pretend natbib in order to use the styles)
1347     if biblatex:
1348         i = find_token(document.header, "\\begin_local_layout", 0)
1349         if i == -1:
1350             k = find_token(document.header, "\\language", 0)
1351             if k == -1:
1352                 # this should not happen
1353                 document.warning("Malformed LyX document! No \\language header found!")
1354                 return
1355             document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
1356             i = k-1
1357
1358         j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
1359         if j == -1:
1360             # this should not happen
1361             document.warning("Malformed LyX document! Can't find end of local layout!")
1362             return
1363
1364         document.header[i+1 : i+1] = [
1365             "### Inserted by lyx2lyx (biblatex emulation) ###",
1366             "Provides natbib 1",
1367             "### End of insertion by lyx2lyx (biblatex emulation) ###"
1368         ]
1369
1370
1371 def revert_citekeyonly(document):
1372     " Revert keyonly cite command to ERT "
1373
1374     i = 0
1375     while (True):
1376         i = find_token(document.body, "\\begin_inset CommandInset citation", i)
1377         if i == -1:
1378             break
1379         j = find_end_of_inset(document.body, i)
1380         if j == -1:
1381             document.warning("Can't find end of citation inset at line %d!!" %(i))
1382             i += 1
1383             continue
1384         k = find_token(document.body, "LatexCommand", i, j)
1385         if k == -1:
1386             document.warning("Can't find LatexCommand for citation inset at line %d!" %(i))
1387             i = j + 1
1388             continue
1389         cmd = get_value(document.body, "LatexCommand", k)
1390         if cmd != "keyonly":
1391             i = j + 1
1392             continue
1393
1394         key = get_quoted_value(document.body, "key", i, j)
1395         if not key:
1396             document.warning("Citation inset at line %d does not have a key!" %(i))
1397         # Replace known new commands with ERT
1398         document.body[i:j+1] = put_cmd_in_ert([key])
1399         i = j + 1
1400
1401
1402
1403 def revert_bibpackopts(document):
1404     " Revert support for natbib/jurabib package options "
1405
1406     engine = "basic"
1407     i = find_token(document.header, "\\cite_engine", 0)
1408     if i == -1:
1409         document.warning("Malformed document! Missing \\cite_engine")
1410     else:
1411         engine = get_value(document.header, "\\cite_engine", i)
1412
1413     biblatex = False
1414     if engine not in ["natbib", "jurabib"]:
1415         return
1416
1417     i = find_token(document.header, "\\biblio_options", 0)
1418     if i == -1:
1419         # Nothing to do if we have no options
1420         return
1421
1422     biblio_options = get_value(document.header, "\\biblio_options", i)
1423     del document.header[i]
1424
1425     if not biblio_options:
1426         # Nothing to do for empty options
1427         return
1428
1429     i = find_token(document.header, "\\begin_local_layout", 0)
1430     if i == -1:
1431         k = find_token(document.header, "\\language", 0)
1432         if k == -1:
1433             # this should not happen
1434             document.warning("Malformed LyX document! No \\language header found!")
1435             return
1436         document.header[k-1 : k-1] = ["\\begin_local_layout", "\\end_local_layout"]
1437         i = k - 1
1438
1439     j = find_end_of(document.header, i, "\\begin_local_layout", "\\end_local_layout")
1440     if j == -1:
1441         # this should not happen
1442         document.warning("Malformed LyX document! Can't find end of local layout!")
1443         return
1444
1445     document.header[i+1 : i+1] = [
1446         "### Inserted by lyx2lyx (bibliography package options) ###",
1447         "PackageOptions " + engine + " " + biblio_options,
1448         "### End of insertion by lyx2lyx (bibliography package options) ###"
1449     ]
1450
1451
1452 def revert_qualicites(document):
1453     " Revert qualified citation list commands to ERT "
1454
1455     # Citation insets that support qualified lists, with their LaTeX code
1456     ql_citations = {
1457         "cite" : "cites",
1458         "Cite" : "Cites",
1459         "citet" : "textcites",
1460         "Citet" : "Textcites",
1461         "citep" : "parencites",
1462         "Citep" : "Parencites",
1463         "Footcite" : "Smartcites",
1464         "footcite" : "smartcites",
1465         "Autocite" : "Autocites",
1466         "autocite" : "autocites",
1467         }
1468
1469     # Get cite engine
1470     engine = "basic"
1471     i = find_token(document.header, "\\cite_engine", 0)
1472     if i == -1:
1473         document.warning("Malformed document! Missing \\cite_engine")
1474     else:
1475         engine = get_value(document.header, "\\cite_engine", i)
1476
1477     biblatex = engine in ["biblatex", "biblatex-natbib"]
1478
1479     i = 0
1480     while (True):
1481         i = find_token(document.body, "\\begin_inset CommandInset citation", i)
1482         if i == -1:
1483             break
1484         j = find_end_of_inset(document.body, i)
1485         if j == -1:
1486             document.warning("Can't find end of citation inset at line %d!!" %(i))
1487             i += 1
1488             continue
1489         pres = find_token(document.body, "pretextlist", i, j)
1490         posts = find_token(document.body, "posttextlist", i, j)
1491         if pres == -1 and posts == -1:
1492             # nothing to do.
1493             i = j + 1
1494             continue
1495         pretexts = get_quoted_value(document.body, "pretextlist", pres)
1496         posttexts = get_quoted_value(document.body, "posttextlist", posts)
1497         k = find_token(document.body, "LatexCommand", i, j)
1498         if k == -1:
1499             document.warning("Can't find LatexCommand for citation inset at line %d!" %(i))
1500             i = j + 1
1501             continue
1502         cmd = get_value(document.body, "LatexCommand", k)
1503         if biblatex and cmd in list(ql_citations.keys()):
1504             pre = get_quoted_value(document.body, "before", i, j)
1505             post = get_quoted_value(document.body, "after", i, j)
1506             key = get_quoted_value(document.body, "key", i, j)
1507             if not key:
1508                 document.warning("Citation inset at line %d does not have a key!" %(i))
1509                 key = "???"
1510             keys = key.split(",")
1511             prelist = pretexts.split("\t")
1512             premap = dict()
1513             for pp in prelist:
1514                 ppp = pp.split(" ", 1)
1515                 premap[ppp[0]] = ppp[1]
1516             postlist = posttexts.split("\t")
1517             postmap = dict()
1518             for pp in postlist:
1519                 ppp = pp.split(" ", 1)
1520                 postmap[ppp[0]] = ppp[1]
1521             # Replace known new commands with ERT
1522             if "(" in pre or ")" in pre:
1523                 pre = "{" + pre + "}"
1524             if "(" in post or ")" in post:
1525                 post = "{" + post + "}"
1526             res = "\\" + ql_citations[cmd]
1527             if pre:
1528                 res += "(" + pre + ")"
1529             if post:
1530                 res += "(" + post + ")"
1531             elif pre:
1532                 res += "()"
1533             for kk in keys:
1534                 if premap.get(kk, "") != "":
1535                     res += "[" + premap[kk] + "]"
1536                 if postmap.get(kk, "") != "":
1537                     res += "[" + postmap[kk] + "]"
1538                 elif premap.get(kk, "") != "":
1539                     res += "[]"
1540                 res += "{" + kk + "}"
1541             document.body[i:j+1] = put_cmd_in_ert([res])
1542         else:
1543             # just remove the params
1544             del document.body[posttexts]
1545             del document.body[pretexts]
1546             i += 1
1547
1548
1549 command_insets = ["bibitem", "citation", "href", "index_print", "nomenclature"]
1550 def convert_literalparam(document):
1551     " Add param literal "
1552
1553     # These already had some sort of latexify method
1554     latexified_insets = ["href", "index_print", "nomenclature"]
1555
1556     for inset in command_insets:
1557         i = 0
1558         while True:
1559             i = find_token(document.body, '\\begin_inset CommandInset %s' % inset, i)
1560             if i == -1:
1561                 break
1562             j = find_end_of_inset(document.body, i)
1563             if j == -1:
1564                 document.warning("Malformed LyX document: Can't find end of %s inset at line %d" % (inset, i))
1565                 i += 1
1566                 continue
1567             while i < j and document.body[i].strip() != '':
1568                 i += 1
1569             if inset in latexified_insets:
1570                 document.body.insert(i, "literal \"false\"")
1571             else:
1572                 document.body.insert(i, "literal \"true\"")
1573
1574
1575
1576 def revert_literalparam(document):
1577     " Remove param literal "
1578
1579     for inset in command_insets:
1580         i = 0
1581         while True:
1582             i = find_token(document.body, '\\begin_inset CommandInset %s' % inset, i)
1583             if i == -1:
1584                 break
1585             j = find_end_of_inset(document.body, i)
1586             if j == -1:
1587                 document.warning("Malformed LyX document: Can't find end of %s inset at line %d" % (inset, i))
1588                 i += 1
1589                 continue
1590             k = find_token(document.body, 'literal', i, j)
1591             if k == -1:
1592                 i += 1
1593                 continue
1594             del document.body[k]
1595
1596
1597
1598 def revert_multibib(document):
1599     " Revert multibib support "
1600
1601     # 1. Get cite engine
1602     engine = "basic"
1603     i = find_token(document.header, "\\cite_engine", 0)
1604     if i == -1:
1605         document.warning("Malformed document! Missing \\cite_engine")
1606     else:
1607         engine = get_value(document.header, "\\cite_engine", i)
1608
1609     # 2. Do we use biblatex?
1610     biblatex = False
1611     if engine in ["biblatex", "biblatex-natbib"]:
1612         biblatex = True
1613
1614     # 3. Store and remove multibib document header
1615     multibib = ""
1616     i = find_token(document.header, "\\multibib", 0)
1617     if i != -1:
1618         multibib = get_value(document.header, "\\multibib", i)
1619         del document.header[i]
1620
1621     if not multibib:
1622         return
1623
1624     # 4. The easy part: Biblatex
1625     if biblatex:
1626         i = find_token(document.header, "\\biblio_options", 0)
1627         if i == -1:
1628             k = find_token(document.header, "\\use_bibtopic", 0)
1629             if k == -1:
1630                 # this should not happen
1631                 document.warning("Malformed LyX document! No \\use_bibtopic header found!")
1632                 return
1633             document.header[k-1 : k-1] = ["\\biblio_options " + "refsection=" + multibib]
1634         else:
1635             biblio_options = get_value(document.header, "\\biblio_options", i)
1636             if biblio_options:
1637                 biblio_options += ","
1638             biblio_options += "refsection=" + multibib
1639             document.header[i] = "\\biblio_options " + biblio_options
1640
1641         # Bibtex insets
1642         i = 0
1643         while (True):
1644             i = find_token(document.body, "\\begin_inset CommandInset bibtex", i)
1645             if i == -1:
1646                 break
1647             j = find_end_of_inset(document.body, i)
1648             if j == -1:
1649                 document.warning("Can't find end of bibtex inset at line %d!!" %(i))
1650                 i += 1
1651                 continue
1652             btprint = get_quoted_value(document.body, "btprint", i, j)
1653             if btprint != "bibbysection":
1654                 i += 1
1655                 continue
1656             opts = get_quoted_value(document.body, "biblatexopts", i, j)
1657             # change btprint line
1658             k = find_token(document.body, "btprint", i, j)
1659             if k != -1:
1660                 document.body[k] = "btprint \"btPrintCited\""
1661             # Insert ERT \\bibbysection and wrap bibtex inset to a Note
1662             pcmd = "bibbysection"
1663             if opts:
1664                 pcmd += "[" + opts + "]"
1665             repl = ["\\begin_inset ERT", "status open", "", "\\begin_layout Plain Layout",\
1666                     "", "", "\\backslash", pcmd, "\\end_layout", "", "\\end_inset", "", "",\
1667                     "\\end_layout", "", "\\begin_layout Standard", "\\begin_inset Note Note",\
1668                     "status open", "", "\\begin_layout Plain Layout" ]
1669             repl += document.body[i:j+1]
1670             repl += ["", "\\end_layout", "", "\\end_inset", "", ""]
1671             document.body[i:j+1] = repl
1672             j += 27
1673
1674             i = j + 1
1675         return
1676
1677     # 5. More tricky: Bibtex/Bibtopic
1678     k = find_token(document.header, "\\use_bibtopic", 0)
1679     if k == -1:
1680         # this should not happen
1681         document.warning("Malformed LyX document! No \\use_bibtopic header found!")
1682         return
1683     document.header[k] = "\\use_bibtopic true"
1684
1685     # Possible units. This assumes that the LyX name follows the std,
1686     # which might not always be the case. But it's as good as we can get.
1687     units = {
1688         "part" : "Part",
1689         "chapter" : "Chapter",
1690         "section" : "Section",
1691         "subsection" : "Subsection",
1692         }
1693
1694     if multibib not in units.keys():
1695         document.warning("Unknown multibib value `%s'!" % nultibib)
1696         return
1697     unit = units[multibib]
1698     btunit = False
1699     i = 0
1700     while (True):
1701         i = find_token(document.body, "\\begin_layout " + unit, i)
1702         if i == -1:
1703             break
1704         if btunit:
1705             document.body[i-1 : i-1] = ["\\begin_layout Standard",
1706                                 "\\begin_inset ERT", "status open", "",
1707                                 "\\begin_layout Plain Layout", "", "",
1708                                 "\\backslash",
1709                                 "end{btUnit}", "\\end_layout",
1710                                 "\\begin_layout Plain Layout", "",
1711                                 "\\backslash",
1712                                 "begin{btUnit}"
1713                                 "\\end_layout", "", "\\end_inset", "", "",
1714                                 "\\end_layout", ""]
1715             i += 21
1716         else:
1717             document.body[i-1 : i-1] = ["\\begin_layout Standard",
1718                                 "\\begin_inset ERT", "status open", "",
1719                                 "\\begin_layout Plain Layout", "", "",
1720                                 "\\backslash",
1721                                 "begin{btUnit}"
1722                                 "\\end_layout", "", "\\end_inset", "", "",
1723                                 "\\end_layout", ""]
1724             i += 16
1725         btunit = True
1726         i += 1
1727
1728     if btunit:
1729         i = find_token(document.body, "\\end_body", i)
1730         document.body[i-1 : i-1] = ["\\begin_layout Standard",
1731                                 "\\begin_inset ERT", "status open", "",
1732                                 "\\begin_layout Plain Layout", "", "",
1733                                 "\\backslash",
1734                                 "end{btUnit}"
1735                                 "\\end_layout", "", "\\end_inset", "", "",
1736                                 "\\end_layout", ""]
1737
1738
1739 def revert_chapterbib(document):
1740     " Revert chapterbib support "
1741
1742     # 1. Get cite engine
1743     engine = "basic"
1744     i = find_token(document.header, "\\cite_engine", 0)
1745     if i == -1:
1746         document.warning("Malformed document! Missing \\cite_engine")
1747     else:
1748         engine = get_value(document.header, "\\cite_engine", i)
1749
1750     # 2. Do we use biblatex?
1751     biblatex = False
1752     if engine in ["biblatex", "biblatex-natbib"]:
1753         biblatex = True
1754
1755     # 3. Store multibib document header value
1756     multibib = ""
1757     i = find_token(document.header, "\\multibib", 0)
1758     if i != -1:
1759         multibib = get_value(document.header, "\\multibib", i)
1760
1761     if not multibib or multibib != "child":
1762         # nothing to do
1763         return
1764
1765     # 4. remove multibib header
1766     del document.header[i]
1767
1768     # 5. Biblatex
1769     if biblatex:
1770         # find include insets
1771         i = 0
1772         while (True):
1773             i = find_token(document.body, "\\begin_inset CommandInset include", i)
1774             if i == -1:
1775                 break
1776             j = find_end_of_inset(document.body, i)
1777             if j == -1:
1778                 document.warning("Can't find end of bibtex inset at line %d!!" %(i))
1779                 i += 1
1780                 continue
1781             parent = get_containing_layout(document.body, i)
1782             parbeg = parent[1]
1783
1784             # Insert ERT \\newrefsection before inset
1785             beg = ["\\begin_layout Standard",
1786                    "\\begin_inset ERT", "status open", "",
1787                    "\\begin_layout Plain Layout", "", "",
1788                    "\\backslash",
1789                    "newrefsection"
1790                    "\\end_layout", "", "\\end_inset", "", "",
1791                    "\\end_layout", ""]
1792             document.body[parbeg-1:parbeg-1] = beg
1793             j += len(beg)
1794             i = j + 1
1795         return
1796
1797     # 6. Bibtex/Bibtopic
1798     i = find_token(document.header, "\\use_bibtopic", 0)
1799     if i == -1:
1800         # this should not happen
1801         document.warning("Malformed LyX document! No \\use_bibtopic header found!")
1802         return
1803     if get_value(document.header, "\\use_bibtopic", i) == "true":
1804         # find include insets
1805         i = 0
1806         while (True):
1807             i = find_token(document.body, "\\begin_inset CommandInset include", i)
1808             if i == -1:
1809                 break
1810             j = find_end_of_inset(document.body, i)
1811             if j == -1:
1812                 document.warning("Can't find end of bibtex inset at line %d!!" %(i))
1813                 i += 1
1814                 continue
1815             parent = get_containing_layout(document.body, i)
1816             parbeg = parent[1]
1817             parend = parent[2]
1818
1819             # Insert wrap inset into \\begin{btUnit}...\\end{btUnit}
1820             beg = ["\\begin_layout Standard",
1821                    "\\begin_inset ERT", "status open", "",
1822                    "\\begin_layout Plain Layout", "", "",
1823                    "\\backslash",
1824                    "begin{btUnit}"
1825                    "\\end_layout", "", "\\end_inset", "", "",
1826                    "\\end_layout", ""]
1827             end = ["\\begin_layout Standard",
1828                    "\\begin_inset ERT", "status open", "",
1829                    "\\begin_layout Plain Layout", "", "",
1830                    "\\backslash",
1831                    "end{btUnit}"
1832                    "\\end_layout", "", "\\end_inset", "", "",
1833                    "\\end_layout", ""]
1834             document.body[parend+1:parend+1] = end
1835             document.body[parbeg-1:parbeg-1] = beg
1836             j += len(beg) + len(end)
1837             i = j + 1
1838         return
1839
1840     # 7. Chapterbib proper
1841     add_to_preamble(document, ["\\usepackage{chapterbib}"])
1842
1843
1844 def convert_dashligatures(document):
1845     " Remove a zero-length space (U+200B) after en- and em-dashes. "
1846
1847     i = find_token(document.header, "\\use_microtype", 0)
1848     if i != -1:
1849         if document.initial_format > 474 and document.initial_format < 509:
1850             # This was created by LyX 2.2
1851             document.header[i+1:i+1] = ["\\use_dash_ligatures false"]
1852         else:
1853             # This was created by LyX 2.1 or earlier
1854             document.header[i+1:i+1] = ["\\use_dash_ligatures true"]
1855
1856     i = 0
1857     while i < len(document.body):
1858         words = document.body[i].split()
1859         # Skip some document parts where dashes are not converted
1860         if len(words) > 1 and words[0] == "\\begin_inset" and \
1861            words[1] in ["CommandInset", "ERT", "External", "Formula", \
1862                         "FormulaMacro", "Graphics", "IPA", "listings"]:
1863             j = find_end_of_inset(document.body, i)
1864             if j == -1:
1865                 document.warning("Malformed LyX document: Can't find end of " \
1866                                  + words[1] + " inset at line " + str(i))
1867                 i += 1
1868             else:
1869                 i = j
1870             continue
1871         if len(words) > 0 and words[0] in ["\\leftindent", \
1872                 "\\paragraph_spacing", "\\align", "\\labelwidthstring"]:
1873             i += 1
1874             continue
1875
1876         start = 0
1877         while True:
1878             j = document.body[i].find(u"\u2013", start) # en-dash
1879             k = document.body[i].find(u"\u2014", start) # em-dash
1880             if j == -1 and k == -1:
1881                 break
1882             if j == -1 or (k != -1 and k < j):
1883                 j = k
1884             after = document.body[i][j+1:]
1885             if after.startswith(u"\u200B"):
1886                 document.body[i] = document.body[i][:j+1] + after[1:]
1887             else:
1888                 if len(after) == 0 and document.body[i+1].startswith(u"\u200B"):
1889                     document.body[i+1] = document.body[i+1][1:]
1890                     break
1891             start = j+1
1892         i += 1
1893
1894
1895 def revert_dashligatures(document):
1896     " Remove font ligature settings for en- and em-dashes. "
1897     i = find_token(document.header, "\\use_dash_ligatures", 0)
1898     if i == -1:
1899         return
1900     use_dash_ligatures = get_bool_value(document.header, "\\use_dash_ligatures", i)
1901     del document.header[i]
1902     use_non_tex_fonts = False
1903     i = find_token(document.header, "\\use_non_tex_fonts", 0)
1904     if i != -1:
1905         use_non_tex_fonts = get_bool_value(document.header, "\\use_non_tex_fonts", i)
1906     if not use_dash_ligatures or use_non_tex_fonts:
1907         return
1908
1909     # Add a zero-length space (U+200B) after en- and em-dashes
1910     i = 0
1911     while i < len(document.body):
1912         words = document.body[i].split()
1913         # Skip some document parts where dashes are not converted
1914         if len(words) > 1 and words[0] == "\\begin_inset" and \
1915            words[1] in ["CommandInset", "ERT", "External", "Formula", \
1916                         "FormulaMacro", "Graphics", "IPA", "listings"]:
1917             j = find_end_of_inset(document.body, i)
1918             if j == -1:
1919                 document.warning("Malformed LyX document: Can't find end of " \
1920                                  + words[1] + " inset at line " + str(i))
1921                 i += 1
1922             else:
1923                 i = j
1924             continue
1925         if len(words) > 0 and words[0] in ["\\leftindent", \
1926                 "\\paragraph_spacing", "\\align", "\\labelwidthstring"]:
1927             i += 1
1928             continue
1929
1930         start = 0
1931         while True:
1932             j = document.body[i].find(u"\u2013", start) # en-dash
1933             k = document.body[i].find(u"\u2014", start) # em-dash
1934             if j == -1 and k == -1:
1935                 break
1936             if j == -1 or (k != -1 and k < j):
1937                 j = k
1938             after = document.body[i][j+1:]
1939             document.body[i] = document.body[i][:j+1] + u"\u200B" + after
1940             start = j+1
1941         i += 1
1942
1943
1944 def revert_noto(document):
1945     " Revert Noto font definitions to LaTeX "
1946
1947     if find_token(document.header, "\\use_non_tex_fonts false", 0) != -1:
1948         preamble = ""
1949         i = find_token(document.header, "\\font_roman \"NotoSerif-TLF\"", 0)
1950         if i != -1:
1951             add_to_preamble(document, ["\\renewcommand{\\rmdefault}{NotoSerif-TLF}"])
1952             document.header[i] = document.header[i].replace("NotoSerif-TLF", "default")
1953         i = find_token(document.header, "\\font_sans \"NotoSans-TLF\"", 0)
1954         if i != -1:
1955             add_to_preamble(document, ["\\renewcommand{\\sfdefault}{NotoSans-TLF}"])
1956             document.header[i] = document.header[i].replace("NotoSans-TLF", "default")
1957         i = find_token(document.header, "\\font_typewriter \"NotoMono-TLF\"", 0)
1958         if i != -1:
1959             add_to_preamble(document, ["\\renewcommand{\\ttdefault}{NotoMono-TLF}"])
1960             document.header[i] = document.header[i].replace("NotoMono-TLF", "default")
1961
1962
1963 ##
1964 # Conversion hub
1965 #
1966
1967 supported_versions = ["2.3.0", "2.3"]
1968 convert = [
1969            [509, [convert_microtype]],
1970            [510, [convert_dateinset]],
1971            [511, [convert_ibranches]],
1972            [512, [convert_beamer_article_styles]],
1973            [513, []],
1974            [514, []],
1975            [515, []],
1976            [516, [convert_inputenc]],
1977            [517, []],
1978            [518, [convert_iopart]],
1979            [519, [convert_quotestyle]],
1980            [520, []],
1981            [521, [convert_frenchquotes]],
1982            [522, []],
1983            [523, []],
1984            [524, []],
1985            [525, []],
1986            [526, []],
1987            [527, []],
1988            [528, []],
1989            [529, []],
1990            [530, []],
1991            [531, []],
1992            [532, [convert_literalparam]],
1993            [533, []],
1994            [534, []],
1995            [535, [convert_dashligatures]],
1996            [536, []]
1997           ]
1998
1999 revert =  [
2000            [535, [revert_noto]],
2001            [534, [revert_dashligatures]],
2002            [533, [revert_chapterbib]],
2003            [532, [revert_multibib]],
2004            [531, [revert_literalparam]],
2005            [530, [revert_qualicites]],
2006            [529, [revert_bibpackopts]],
2007            [528, [revert_citekeyonly]],
2008            [527, [revert_biblatex]],
2009            [526, [revert_noprefix]],
2010            [525, [revert_plural_refs]],
2011            [524, [revert_labelonly]],
2012            [523, [revert_crimson, revert_cochinealmath]],
2013            [522, [revert_cjkquotes]],
2014            [521, [revert_dynamicquotes]],
2015            [520, [revert_britishquotes, revert_swedishgquotes, revert_frenchquotes, revert_frenchinquotes, revert_russianquotes, revert_swissquotes]],
2016            [519, [revert_plainquote]],
2017            [518, [revert_quotestyle]],
2018            [517, [revert_iopart]],
2019            [516, [revert_quotes]],
2020            [515, []],
2021            [514, [revert_urdu, revert_syriac]],
2022            [513, [revert_amharic, revert_asturian, revert_kannada, revert_khmer]],
2023            [512, [revert_bosnian, revert_friulan, revert_macedonian, revert_piedmontese, revert_romansh]],
2024            [511, [revert_beamer_article_styles]],
2025            [510, [revert_ibranches]],
2026            [509, []],
2027            [508, [revert_microtype]]
2028           ]
2029
2030
2031 if __name__ == "__main__":
2032     pass