src/BufferParams.cpp

   1 /**
   2  * \file BufferParams.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Alfredo Braunstein
   7  * \author Lars Gullik Bjønnes
   8  * \author Jean-Marc Lasgouttes
   9  * \author John Levon
  10  * \author André Pönitz
  11  * \author Martin Vermeer
  12  *
  13  * Full author contact details are available in file CREDITS.
  14  */
  15
  16 #include <config.h>
  17
  18 #include "BufferParams.h"
  19
  20 #include "Author.h"
  21 #include "LayoutFile.h"
  22 #include "BranchList.h"
  23 #include "buffer_funcs.h"
  24 #include "Bullet.h"
  25 #include "Color.h"
  26 #include "ColorSet.h"
  27 #include "Converter.h"
  28 #include "Encoding.h"
  29 #include "HSpace.h"
  30 #include "IndicesList.h"
  31 #include "Language.h"
  32 #include "LaTeXFeatures.h"
  33 #include "LaTeXFonts.h"
  34 #include "ModuleList.h"
  35 #include "Font.h"
  36 #include "Lexer.h"
  37 #include "LyXRC.h"
  38 #include "OutputParams.h"
  39 #include "Spacing.h"
  40 #include "TexRow.h"
  41 #include "VSpace.h"
  42 #include "PDFOptions.h"
  43
  44 #include "frontends/alert.h"
  45
  46 #include "insets/InsetListingsParams.h"
  47
  48 #include "support/convert.h"
  49 #include "support/debug.h"
  50 #include "support/docstream.h"
  51 #include "support/FileName.h"
  52 #include "support/filetools.h"
  53 #include "support/gettext.h"
  54 #include "support/Messages.h"
  55 #include "support/Translator.h"
  56 #include "support/lstrings.h"
  57
  58 #include <algorithm>
  59 #include <sstream>
  60
  61 using namespace std;
  62 using namespace lyx::support;
  63
  64
  65 static char const * const string_paragraph_separation[] = {
  66         "indent", "skip", ""
  67 };
  68
  69
  70 static char const * const string_quotes_language[] = {
  71         "english", "swedish", "german", "polish", "french", "danish", ""
  72 };
  73
  74
  75 static char const * const string_papersize[] = {
  76         "default", "custom", "letterpaper", "legalpaper", "executivepaper",
  77         "a0paper", "a1paper", "a2paper", "a3paper",     "a4paper", "a5paper",
  78         "a6paper", "b0paper", "b1paper", "b2paper","b3paper", "b4paper",
  79         "b5paper", "b6paper", "c0paper", "c1paper", "c2paper", "c3paper",
  80         "c4paper", "c5paper", "c6paper", "b0j", "b1j", "b2j", "b3j", "b4j", "b5j",
  81         "b6j", ""
  82 };
  83
  84
  85 static char const * const string_orientation[] = {
  86         "portrait", "landscape", ""
  87 };
  88
  89
  90 static char const * const string_footnotekinds[] = {
  91         "footnote", "margin", "fig", "tab", "alg", "wide-fig", "wide-tab", ""
  92 };
  93
  94
  95 static char const * const tex_graphics[] = {
  96         "default", "dvialw", "dvilaser", "dvipdf", "dvipdfm", "dvipdfmx",
  97         "dvips", "dvipsone", "dvitops", "dviwin", "dviwindo", "dvi2ps", "emtex",
  98         "ln", "oztex", "pctexhp", "pctexps", "pctexwin", "pctex32", "pdftex",
  99         "psprint", "pubps", "tcidvi", "textures", "truetex", "vtex", "xdvi",
 100         "xetex", "none", ""
 101 };
 102
 103
 104
 105 namespace lyx {
 106
 107 // Local translators
 108 namespace {
 109
 110 // Paragraph separation
 111 typedef Translator<string, BufferParams::ParagraphSeparation> ParSepTranslator;
 112
 113
 114 ParSepTranslator const init_parseptranslator()
 115 {
 116         ParSepTranslator translator
 117                 (string_paragraph_separation[0], BufferParams::ParagraphIndentSeparation);
 118         translator.addPair(string_paragraph_separation[1], BufferParams::ParagraphSkipSeparation);
 119         return translator;
 120 }
 121
 122
 123 ParSepTranslator const & parseptranslator()
 124 {
 125         static ParSepTranslator translator = init_parseptranslator();
 126         return translator;
 127 }
 128
 129
 130 // Quotes language
 131 typedef Translator<string, InsetQuotes::QuoteLanguage> QuotesLangTranslator;
 132
 133
 134 QuotesLangTranslator const init_quoteslangtranslator()
 135 {
 136         QuotesLangTranslator translator
 137                 (string_quotes_language[0], InsetQuotes::EnglishQuotes);
 138         translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQuotes);
 139         translator.addPair(string_quotes_language[2], InsetQuotes::GermanQuotes);
 140         translator.addPair(string_quotes_language[3], InsetQuotes::PolishQuotes);
 141         translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQuotes);
 142         translator.addPair(string_quotes_language[5], InsetQuotes::DanishQuotes);
 143         return translator;
 144 }
 145
 146
 147 QuotesLangTranslator const & quoteslangtranslator()
 148 {
 149         static QuotesLangTranslator translator = init_quoteslangtranslator();
 150         return translator;
 151 }
 152
 153
 154 // Paper size
 155 typedef Translator<string, PAPER_SIZE> PaperSizeTranslator;
 156
 157
 158 static PaperSizeTranslator initPaperSizeTranslator()
 159 {
 160         PaperSizeTranslator translator(string_papersize[0], PAPER_DEFAULT);
 161         translator.addPair(string_papersize[1], PAPER_CUSTOM);
 162         translator.addPair(string_papersize[2], PAPER_USLETTER);
 163         translator.addPair(string_papersize[3], PAPER_USLEGAL);
 164         translator.addPair(string_papersize[4], PAPER_USEXECUTIVE);
 165         translator.addPair(string_papersize[5], PAPER_A0);
 166         translator.addPair(string_papersize[6], PAPER_A1);
 167         translator.addPair(string_papersize[7], PAPER_A2);
 168         translator.addPair(string_papersize[8], PAPER_A3);
 169         translator.addPair(string_papersize[9], PAPER_A4);
 170         translator.addPair(string_papersize[10], PAPER_A5);
 171         translator.addPair(string_papersize[11], PAPER_A6);
 172         translator.addPair(string_papersize[12], PAPER_B0);
 173         translator.addPair(string_papersize[13], PAPER_B1);
 174         translator.addPair(string_papersize[14], PAPER_B2);
 175         translator.addPair(string_papersize[15], PAPER_B3);
 176         translator.addPair(string_papersize[16], PAPER_B4);
 177         translator.addPair(string_papersize[17], PAPER_B5);
 178         translator.addPair(string_papersize[18], PAPER_B6);
 179         translator.addPair(string_papersize[19], PAPER_C0);
 180         translator.addPair(string_papersize[20], PAPER_C1);
 181         translator.addPair(string_papersize[21], PAPER_C2);
 182         translator.addPair(string_papersize[22], PAPER_C3);
 183         translator.addPair(string_papersize[23], PAPER_C4);
 184         translator.addPair(string_papersize[24], PAPER_C5);
 185         translator.addPair(string_papersize[25], PAPER_C6);
 186         translator.addPair(string_papersize[26], PAPER_JISB0);
 187         translator.addPair(string_papersize[27], PAPER_JISB1);
 188         translator.addPair(string_papersize[28], PAPER_JISB2);
 189         translator.addPair(string_papersize[29], PAPER_JISB3);
 190         translator.addPair(string_papersize[30], PAPER_JISB4);
 191         translator.addPair(string_papersize[31], PAPER_JISB5);
 192         translator.addPair(string_papersize[32], PAPER_JISB6);
 193         return translator;
 194 }
 195
 196
 197 PaperSizeTranslator const & papersizetranslator()
 198 {
 199         static PaperSizeTranslator translator = initPaperSizeTranslator();
 200         return translator;
 201 }
 202
 203
 204 // Paper orientation
 205 typedef Translator<string, PAPER_ORIENTATION> PaperOrientationTranslator;
 206
 207
 208 PaperOrientationTranslator const init_paperorientationtranslator()
 209 {
 210         PaperOrientationTranslator translator(string_orientation[0], ORIENTATION_PORTRAIT);
 211         translator.addPair(string_orientation[1], ORIENTATION_LANDSCAPE);
 212         return translator;
 213 }
 214
 215
 216 PaperOrientationTranslator const & paperorientationtranslator()
 217 {
 218         static PaperOrientationTranslator translator = init_paperorientationtranslator();
 219         return translator;
 220 }
 221
 222
 223 // Page sides
 224 typedef Translator<int, PageSides> SidesTranslator;
 225
 226
 227 SidesTranslator const init_sidestranslator()
 228 {
 229         SidesTranslator translator(1, OneSide);
 230         translator.addPair(2, TwoSides);
 231         return translator;
 232 }
 233
 234
 235 SidesTranslator const & sidestranslator()
 236 {
 237         static SidesTranslator translator = init_sidestranslator();
 238         return translator;
 239 }
 240
 241
 242 // LaTeX packages
 243 typedef Translator<int, BufferParams::Package> PackageTranslator;
 244
 245
 246 PackageTranslator const init_packagetranslator()
 247 {
 248         PackageTranslator translator(0, BufferParams::package_off);
 249         translator.addPair(1, BufferParams::package_auto);
 250         translator.addPair(2, BufferParams::package_on);
 251         return translator;
 252 }
 253
 254
 255 PackageTranslator const & packagetranslator()
 256 {
 257         static PackageTranslator translator = init_packagetranslator();
 258         return translator;
 259 }
 260
 261
 262 // Cite engine
 263 typedef Translator<string, CiteEngineType> CiteEngineTypeTranslator;
 264
 265
 266 CiteEngineTypeTranslator const init_citeenginetypetranslator()
 267 {
 268         CiteEngineTypeTranslator translator("authoryear", ENGINE_TYPE_AUTHORYEAR);
 269         translator.addPair("numerical", ENGINE_TYPE_NUMERICAL);
 270         return translator;
 271 }
 272
 273
 274 CiteEngineTypeTranslator const & citeenginetypetranslator()
 275 {
 276         static CiteEngineTypeTranslator translator = init_citeenginetypetranslator();
 277         return translator;
 278 }
 279
 280
 281 // Spacing
 282 typedef Translator<string, Spacing::Space> SpaceTranslator;
 283
 284
 285 SpaceTranslator const init_spacetranslator()
 286 {
 287         SpaceTranslator translator("default", Spacing::Default);
 288         translator.addPair("single", Spacing::Single);
 289         translator.addPair("onehalf", Spacing::Onehalf);
 290         translator.addPair("double", Spacing::Double);
 291         translator.addPair("other", Spacing::Other);
 292         return translator;
 293 }
 294
 295
 296 SpaceTranslator const & spacetranslator()
 297 {
 298         static SpaceTranslator translator = init_spacetranslator();
 299         return translator;
 300 }
 301
 302 } // anon namespace
 303
 304
 305 class BufferParams::Impl
 306 {
 307 public:
 308         Impl();
 309
 310         AuthorList authorlist;
 311         BranchList branchlist;
 312         Bullet temp_bullets[4];
 313         Bullet user_defined_bullets[4];
 314         IndicesList indiceslist;
 315         Spacing spacing;
 316         /** This is the amount of space used for paragraph_separation "skip",
 317          * and for detached paragraphs in "indented" documents.
 318          */
 319         HSpace indentation;
 320         VSpace defskip;
 321         PDFOptions pdfoptions;
 322         LayoutFileIndex baseClass_;
 323 };
 324
 325
 326 BufferParams::Impl::Impl()
 327         : defskip(VSpace::MEDSKIP), baseClass_(string(""))
 328 {
 329         // set initial author
 330         // FIXME UNICODE
 331         authorlist.record(Author(from_utf8(lyxrc.user_name), from_utf8(lyxrc.user_email)));
 332 }
 333
 334
 335 BufferParams::Impl *
 336 BufferParams::MemoryTraits::clone(BufferParams::Impl const * ptr)
 337 {
 338         LASSERT(ptr, /**/);
 339
 340         return new BufferParams::Impl(*ptr);
 341 }
 342
 343
 344 void BufferParams::MemoryTraits::destroy(BufferParams::Impl * ptr)
 345 {
 346         delete ptr;
 347 }
 348
 349
 350 BufferParams::BufferParams()
 351         : pimpl_(new Impl)
 352 {
 353         setBaseClass(defaultBaseclass());
 354         makeDocumentClass();
 355         paragraph_separation = ParagraphIndentSeparation;
 356         quotes_language = InsetQuotes::EnglishQuotes;
 357         fontsize = "default";
 358
 359         /*  PaperLayout */
 360         papersize = PAPER_DEFAULT;
 361         orientation = ORIENTATION_PORTRAIT;
 362         use_geometry = false;
 363         cite_engine_.push_back("basic");
 364         cite_engine_type_ = ENGINE_TYPE_NUMERICAL;
 365         biblio_style = "plain";
 366         use_bibtopic = false;
 367         use_indices = false;
 368         trackChanges = false;
 369         outputChanges = false;
 370         use_default_options = true;
 371         maintain_unincluded_children = false;
 372         secnumdepth = 3;
 373         tocdepth = 3;
 374         language = default_language;
 375         fontenc = "global";
 376         fonts_roman = "default";
 377         fonts_sans = "default";
 378         fonts_typewriter = "default";
 379         fonts_math = "auto";
 380         fonts_default_family = "default";
 381         useNonTeXFonts = false;
 382         fonts_expert_sc = false;
 383         fonts_old_figures = false;
 384         fonts_sans_scale = 100;
 385         fonts_typewriter_scale = 100;
 386         inputenc = "auto";
 387         lang_package = "default";
 388         graphics_driver = "default";
 389         default_output_format = "default";
 390         bibtex_command = "default";
 391         index_command = "default";
 392         sides = OneSide;
 393         columns = 1;
 394         listings_params = string();
 395         pagestyle = "default";
 396         suppress_date = false;
 397         justification = true;
 398         // no color is the default (white)
 399         backgroundcolor = lyx::rgbFromHexName("#ffffff");
 400         isbackgroundcolor = false;
 401         // no color is the default (black)
 402         fontcolor = lyx::rgbFromHexName("#000000");
 403         isfontcolor = false;
 404         // light gray is the default font color for greyed-out notes
 405         notefontcolor = lyx::rgbFromHexName("#cccccc");
 406         boxbgcolor = lyx::rgbFromHexName("#ff0000");
 407         compressed = lyxrc.save_compressed;
 408         for (int iter = 0; iter < 4; ++iter) {
 409                 user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 410                 temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 411         }
 412         // default index
 413         indiceslist().addDefault(B_("Index"));
 414         html_be_strict = false;
 415         html_math_output = MathML;
 416         html_math_img_scale = 1.0;
 417         html_css_as_file = false;
 418
 419         output_sync = false;
 420         use_refstyle = true;
 421 }
 422
 423
 424 docstring BufferParams::B_(string const & l10n) const
 425 {
 426         LASSERT(language, /**/);
 427         return getMessages(language->code()).get(l10n);
 428 }
 429
 430
 431 BufferParams::Package BufferParams::use_package(std::string const & p) const
 432 {
 433         PackageMap::const_iterator it = use_packages.find(p);
 434         if (it == use_packages.end())
 435                 return package_auto;
 436         return it->second;
 437 }
 438
 439
 440 void BufferParams::use_package(std::string const & p, BufferParams::Package u)
 441 {
 442         use_packages[p] = u;
 443 }
 444
 445
 446 map<string, string> const & BufferParams::auto_packages()
 447 {
 448         static map<string, string> packages;
 449         if (packages.empty()) {
 450                 // adding a package here implies a file format change!
 451                 packages["amsmath"] =
 452                         N_("The LaTeX package amsmath is only used if AMS formula types or symbols from the AMS math toolbars are inserted into formulas");
 453                 packages["amssymb"] =
 454                         N_("The LaTeX package amssymb is only used if symbols from the AMS math toolbars are inserted into formulas");
 455                 packages["cancel"] =
 456                         N_("The LaTeX package cancel is only used if \\cancel commands are used in formulas");
 457                 packages["esint"] =
 458                         N_("The LaTeX package esint is only used if special integral symbols are inserted into formulas");
 459                 packages["mathdots"] =
 460                         N_("The LaTeX package mathdots is only used if the command \\iddots is inserted into formulas");
 461                 packages["mathtools"] =
 462                         N_("The LaTeX package mathtools is only used if some mathematical relations are inserted into formulas");
 463                 packages["mhchem"] =
 464                         N_("The LaTeX package mhchem is only used if either the command \\ce or \\cf is inserted into formulas");
 465                 packages["stackrel"] =
 466                         N_("The LaTeX package stackrel is only used if the command \\stackrel with subscript is inserted into formulas");
 467                 packages["stmaryrd"] =
 468                         N_("The LaTeX package stmaryrd is only used if symbols from the St Mary's Road symbol font for theoretical computer science are inserted into formulas");
 469                 packages["undertilde"] =
 470                         N_("The LaTeX package undertilde is only used if you use the math frame decoration 'utilde'");
 471         }
 472         return packages;
 473 }
 474
 475
 476 AuthorList & BufferParams::authors()
 477 {
 478         return pimpl_->authorlist;
 479 }
 480
 481
 482 AuthorList const & BufferParams::authors() const
 483 {
 484         return pimpl_->authorlist;
 485 }
 486
 487
 488 BranchList & BufferParams::branchlist()
 489 {
 490         return pimpl_->branchlist;
 491 }
 492
 493
 494 BranchList const & BufferParams::branchlist() const
 495 {
 496         return pimpl_->branchlist;
 497 }
 498
 499
 500 IndicesList & BufferParams::indiceslist()
 501 {
 502         return pimpl_->indiceslist;
 503 }
 504
 505
 506 IndicesList const & BufferParams::indiceslist() const
 507 {
 508         return pimpl_->indiceslist;
 509 }
 510
 511
 512 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 513 {
 514         LASSERT(index < 4, /**/);
 515         return pimpl_->temp_bullets[index];
 516 }
 517
 518
 519 Bullet const & BufferParams::temp_bullet(lyx::size_type const index) const
 520 {
 521         LASSERT(index < 4, /**/);
 522         return pimpl_->temp_bullets[index];
 523 }
 524
 525
 526 Bullet & BufferParams::user_defined_bullet(lyx::size_type const index)
 527 {
 528         LASSERT(index < 4, /**/);
 529         return pimpl_->user_defined_bullets[index];
 530 }
 531
 532
 533 Bullet const & BufferParams::user_defined_bullet(lyx::size_type const index) const
 534 {
 535         LASSERT(index < 4, /**/);
 536         return pimpl_->user_defined_bullets[index];
 537 }
 538
 539
 540 Spacing & BufferParams::spacing()
 541 {
 542         return pimpl_->spacing;
 543 }
 544
 545
 546 Spacing const & BufferParams::spacing() const
 547 {
 548         return pimpl_->spacing;
 549 }
 550
 551
 552 PDFOptions & BufferParams::pdfoptions()
 553 {
 554         return pimpl_->pdfoptions;
 555 }
 556
 557
 558 PDFOptions const & BufferParams::pdfoptions() const
 559 {
 560         return pimpl_->pdfoptions;
 561 }
 562
 563
 564 HSpace const & BufferParams::getIndentation() const
 565 {
 566         return pimpl_->indentation;
 567 }
 568
 569
 570 void BufferParams::setIndentation(HSpace const & indent)
 571 {
 572         pimpl_->indentation = indent;
 573 }
 574
 575
 576 VSpace const & BufferParams::getDefSkip() const
 577 {
 578         return pimpl_->defskip;
 579 }
 580
 581
 582 void BufferParams::setDefSkip(VSpace const & vs)
 583 {
 584         // DEFSKIP will cause an infinite loop
 585         LASSERT(vs.kind() != VSpace::DEFSKIP, return);
 586         pimpl_->defskip = vs;
 587 }
 588
 589
 590 string BufferParams::readToken(Lexer & lex, string const & token,
 591         FileName const & filepath)
 592 {
 593         if (token == "\\textclass") {
 594                 lex.next();
 595                 string const classname = lex.getString();
 596                 // if there exists a local layout file, ignore the system one
 597                 // NOTE: in this case, the textclass (.cls file) is assumed to
 598                 // be available.
 599                 string tcp;
 600                 LayoutFileList & bcl = LayoutFileList::get();
 601                 if (tcp.empty() && !filepath.empty())
 602                         tcp = bcl.addLocalLayout(classname, filepath.absFileName());
 603                 if (!tcp.empty())
 604                         setBaseClass(tcp);
 605                 else
 606                         setBaseClass(classname);
 607                 // We assume that a tex class exists for local or unknown
 608                 // layouts so this warning, will only be given for system layouts.
 609                 if (!baseClass()->isTeXClassAvailable()) {
 610                         docstring const desc =
 611                                 translateIfPossible(from_utf8(baseClass()->description()));
 612                         docstring const prereqs =
 613                                 from_utf8(baseClass()->prerequisites());
 614                         docstring const msg =
 615                                 bformat(_("The selected document class\n"
 616                                                  "\t%1$s\n"
 617                                                  "requires external files that are not available.\n"
 618                                                  "The document class can still be used, but the\n"
 619                                                  "document cannot be compiled until the following\n"
 620                                                  "prerequisites are installed:\n"
 621                                                  "\t%2$s\n"
 622                                                  "See section 3.1.2.2 (Class Availability) of the\n"
 623                                                  "User's Guide for more information."), desc, prereqs);
 624                         frontend::Alert::warning(_("Document class not available"),
 625                                        msg);
 626                 }
 627         } else if (token == "\\begin_preamble") {
 628                 readPreamble(lex);
 629         } else if (token == "\\begin_local_layout") {
 630                 readLocalLayout(lex);
 631         } else if (token == "\\begin_modules") {
 632                 readModules(lex);
 633         } else if (token == "\\begin_removed_modules") {
 634                 readRemovedModules(lex);
 635         } else if (token == "\\begin_includeonly") {
 636                 readIncludeonly(lex);
 637         } else if (token == "\\maintain_unincluded_children") {
 638                 lex >> maintain_unincluded_children;
 639         } else if (token == "\\options") {
 640                 lex.eatLine();
 641                 options = lex.getString();
 642         } else if (token == "\\use_default_options") {
 643                 lex >> use_default_options;
 644         } else if (token == "\\master") {
 645                 lex.eatLine();
 646                 master = lex.getString();
 647         } else if (token == "\\suppress_date") {
 648                 lex >> suppress_date;
 649         } else if (token == "\\justification") {
 650                 lex >> justification;
 651         } else if (token == "\\language") {
 652                 readLanguage(lex);
 653         } else if (token == "\\language_package") {
 654                 lex.eatLine();
 655                 lang_package = lex.getString();
 656         } else if (token == "\\inputencoding") {
 657                 lex >> inputenc;
 658         } else if (token == "\\graphics") {
 659                 readGraphicsDriver(lex);
 660         } else if (token == "\\default_output_format") {
 661                 lex >> default_output_format;
 662         } else if (token == "\\bibtex_command") {
 663                 lex.eatLine();
 664                 bibtex_command = lex.getString();
 665         } else if (token == "\\index_command") {
 666                 lex.eatLine();
 667                 index_command = lex.getString();
 668         } else if (token == "\\fontencoding") {
 669                 lex.eatLine();
 670                 fontenc = lex.getString();
 671         } else if (token == "\\font_roman") {
 672                 lex.eatLine();
 673                 fonts_roman = lex.getString();
 674         } else if (token == "\\font_sans") {
 675                 lex.eatLine();
 676                 fonts_sans = lex.getString();
 677         } else if (token == "\\font_typewriter") {
 678                 lex.eatLine();
 679                 fonts_typewriter = lex.getString();
 680         } else if (token == "\\font_math") {
 681                 lex.eatLine();
 682                 fonts_math = lex.getString();
 683         } else if (token == "\\font_default_family") {
 684                 lex >> fonts_default_family;
 685         } else if (token == "\\use_non_tex_fonts") {
 686                 lex >> useNonTeXFonts;
 687         } else if (token == "\\font_sc") {
 688                 lex >> fonts_expert_sc;
 689         } else if (token == "\\font_osf") {
 690                 lex >> fonts_old_figures;
 691         } else if (token == "\\font_sf_scale") {
 692                 lex >> fonts_sans_scale;
 693         } else if (token == "\\font_tt_scale") {
 694                 lex >> fonts_typewriter_scale;
 695         } else if (token == "\\font_cjk") {
 696                 lex >> fonts_cjk;
 697         } else if (token == "\\paragraph_separation") {
 698                 string parsep;
 699                 lex >> parsep;
 700                 paragraph_separation = parseptranslator().find(parsep);
 701         } else if (token == "\\paragraph_indentation") {
 702                 lex.next();
 703                 string indentation = lex.getString();
 704                 pimpl_->indentation = HSpace(indentation);
 705         } else if (token == "\\defskip") {
 706                 lex.next();
 707                 string const defskip = lex.getString();
 708                 pimpl_->defskip = VSpace(defskip);
 709                 if (pimpl_->defskip.kind() == VSpace::DEFSKIP)
 710                         // that is invalid
 711                         pimpl_->defskip = VSpace(VSpace::MEDSKIP);
 712         } else if (token == "\\quotes_language") {
 713                 string quotes_lang;
 714                 lex >> quotes_lang;
 715                 quotes_language = quoteslangtranslator().find(quotes_lang);
 716         } else if (token == "\\papersize") {
 717                 string ppsize;
 718                 lex >> ppsize;
 719                 papersize = papersizetranslator().find(ppsize);
 720         } else if (token == "\\use_geometry") {
 721                 lex >> use_geometry;
 722         } else if (token == "\\use_package") {
 723                 string package;
 724                 int use;
 725                 lex >> package;
 726                 lex >> use;
 727                 use_package(package, packagetranslator().find(use));
 728         } else if (token == "\\cite_engine") {
 729                 lex.eatLine();
 730                 vector<string> engine = getVectorFromString(lex.getString());
 731                 setCiteEngine(engine);
 732         } else if (token == "\\cite_engine_type") {
 733                 string engine_type;
 734                 lex >> engine_type;
 735                 cite_engine_type_ = citeenginetypetranslator().find(engine_type);
 736         } else if (token == "\\biblio_style") {
 737                 lex.eatLine();
 738                 biblio_style = lex.getString();
 739         } else if (token == "\\use_bibtopic") {
 740                 lex >> use_bibtopic;
 741         } else if (token == "\\use_indices") {
 742                 lex >> use_indices;
 743         } else if (token == "\\tracking_changes") {
 744                 lex >> trackChanges;
 745         } else if (token == "\\output_changes") {
 746                 lex >> outputChanges;
 747         } else if (token == "\\branch") {
 748                 lex.eatLine();
 749                 docstring branch = lex.getDocString();
 750                 branchlist().add(branch);
 751                 while (true) {
 752                         lex.next();
 753                         string const tok = lex.getString();
 754                         if (tok == "\\end_branch")
 755                                 break;
 756                         Branch * branch_ptr = branchlist().find(branch);
 757                         if (tok == "\\selected") {
 758                                 lex.next();
 759                                 if (branch_ptr)
 760                                         branch_ptr->setSelected(lex.getInteger());
 761                         }
 762                         if (tok == "\\filename_suffix") {
 763                                 lex.next();
 764                                 if (branch_ptr)
 765                                         branch_ptr->setFileNameSuffix(lex.getInteger());
 766                         }
 767                         if (tok == "\\color") {
 768                                 lex.eatLine();
 769                                 string color = lex.getString();
 770                                 if (branch_ptr)
 771                                         branch_ptr->setColor(color);
 772                                 // Update also the Color table:
 773                                 if (color == "none")
 774                                         color = lcolor.getX11Name(Color_background);
 775                                 // FIXME UNICODE
 776                                 lcolor.setColor(to_utf8(branch), color);
 777                         }
 778                 }
 779         } else if (token == "\\index") {
 780                 lex.eatLine();
 781                 docstring index = lex.getDocString();
 782                 docstring shortcut;
 783                 indiceslist().add(index);
 784                 while (true) {
 785                         lex.next();
 786                         string const tok = lex.getString();
 787                         if (tok == "\\end_index")
 788                                 break;
 789                         Index * index_ptr = indiceslist().find(index);
 790                         if (tok == "\\shortcut") {
 791                                 lex.next();
 792                                 shortcut = lex.getDocString();
 793                                 if (index_ptr)
 794                                         index_ptr->setShortcut(shortcut);
 795                         }
 796                         if (tok == "\\color") {
 797                                 lex.eatLine();
 798                                 string color = lex.getString();
 799                                 if (index_ptr)
 800                                         index_ptr->setColor(color);
 801                                 // Update also the Color table:
 802                                 if (color == "none")
 803                                         color = lcolor.getX11Name(Color_background);
 804                                 // FIXME UNICODE
 805                                 if (!shortcut.empty())
 806                                         lcolor.setColor(to_utf8(shortcut), color);
 807                         }
 808                 }
 809         } else if (token == "\\author") {
 810                 lex.eatLine();
 811                 istringstream ss(lex.getString());
 812                 Author a;
 813                 ss >> a;
 814                 author_map[a.bufferId()] = pimpl_->authorlist.record(a);
 815         } else if (token == "\\paperorientation") {
 816                 string orient;
 817                 lex >> orient;
 818                 orientation = paperorientationtranslator().find(orient);
 819         } else if (token == "\\backgroundcolor") {
 820                 lex.eatLine();
 821                 backgroundcolor = lyx::rgbFromHexName(lex.getString());
 822                 isbackgroundcolor = true;
 823         } else if (token == "\\fontcolor") {
 824                 lex.eatLine();
 825                 fontcolor = lyx::rgbFromHexName(lex.getString());
 826                 isfontcolor = true;
 827         } else if (token == "\\notefontcolor") {
 828                 lex.eatLine();
 829                 string color = lex.getString();
 830                 notefontcolor = lyx::rgbFromHexName(color);
 831                 lcolor.setColor("notefontcolor", color);
 832         } else if (token == "\\boxbgcolor") {
 833                 lex.eatLine();
 834                 string color = lex.getString();
 835                 boxbgcolor = lyx::rgbFromHexName(color);
 836                 lcolor.setColor("boxbgcolor", color);
 837         } else if (token == "\\paperwidth") {
 838                 lex >> paperwidth;
 839         } else if (token == "\\paperheight") {
 840                 lex >> paperheight;
 841         } else if (token == "\\leftmargin") {
 842                 lex >> leftmargin;
 843         } else if (token == "\\topmargin") {
 844                 lex >> topmargin;
 845         } else if (token == "\\rightmargin") {
 846                 lex >> rightmargin;
 847         } else if (token == "\\bottommargin") {
 848                 lex >> bottommargin;
 849         } else if (token == "\\headheight") {
 850                 lex >> headheight;
 851         } else if (token == "\\headsep") {
 852                 lex >> headsep;
 853         } else if (token == "\\footskip") {
 854                 lex >> footskip;
 855         } else if (token == "\\columnsep") {
 856                 lex >> columnsep;
 857         } else if (token == "\\paperfontsize") {
 858                 lex >> fontsize;
 859         } else if (token == "\\papercolumns") {
 860                 lex >> columns;
 861         } else if (token == "\\listings_params") {
 862                 string par;
 863                 lex >> par;
 864                 listings_params = InsetListingsParams(par).params();
 865         } else if (token == "\\papersides") {
 866                 int psides;
 867                 lex >> psides;
 868                 sides = sidestranslator().find(psides);
 869         } else if (token == "\\paperpagestyle") {
 870                 lex >> pagestyle;
 871         } else if (token == "\\bullet") {
 872                 readBullets(lex);
 873         } else if (token == "\\bulletLaTeX") {
 874                 readBulletsLaTeX(lex);
 875         } else if (token == "\\secnumdepth") {
 876                 lex >> secnumdepth;
 877         } else if (token == "\\tocdepth") {
 878                 lex >> tocdepth;
 879         } else if (token == "\\spacing") {
 880                 string nspacing;
 881                 lex >> nspacing;
 882                 string tmp_val;
 883                 if (nspacing == "other") {
 884                         lex >> tmp_val;
 885                 }
 886                 spacing().set(spacetranslator().find(nspacing), tmp_val);
 887         } else if (token == "\\float_placement") {
 888                 lex >> float_placement;
 889
 890         } else if (prefixIs(token, "\\pdf_") || token == "\\use_hyperref") {
 891                 string toktmp = pdfoptions().readToken(lex, token);
 892                 if (!toktmp.empty()) {
 893                         lyxerr << "PDFOptions::readToken(): Unknown token: " <<
 894                                 toktmp << endl;
 895                         return toktmp;
 896                 }
 897         } else if (token == "\\html_math_output") {
 898                 int temp;
 899                 lex >> temp;
 900                 html_math_output = static_cast<MathOutput>(temp);
 901         } else if (token == "\\html_be_strict") {
 902                 lex >> html_be_strict;
 903         } else if (token == "\\html_css_as_file") {
 904                 lex >> html_css_as_file;
 905         } else if (token == "\\html_math_img_scale") {
 906                 lex >> html_math_img_scale;
 907         } else if (token == "\\html_latex_start") {
 908                 lex.eatLine();
 909                 html_latex_start = lex.getString();
 910         } else if (token == "\\html_latex_end") {
 911                 lex.eatLine();
 912                 html_latex_end = lex.getString();
 913         } else if (token == "\\output_sync") {
 914                 lex >> output_sync;
 915         } else if (token == "\\output_sync_macro") {
 916                 lex >> output_sync_macro;
 917         } else if (token == "\\use_refstyle") {
 918                 lex >> use_refstyle;
 919         } else {
 920                 lyxerr << "BufferParams::readToken(): Unknown token: " <<
 921                         token << endl;
 922                 return token;
 923         }
 924
 925         return string();
 926 }
 927
 928
 929 void BufferParams::writeFile(ostream & os) const
 930 {
 931         // The top of the file is written by the buffer.
 932         // Prints out the buffer info into the .lyx file given by file
 933
 934         // the textclass
 935         os << "\\textclass " << baseClass()->name() << '\n';
 936
 937         // then the preamble
 938         if (!preamble.empty()) {
 939                 // remove '\n' from the end of preamble
 940                 string const tmppreamble = rtrim(preamble, "\n");
 941                 os << "\\begin_preamble\n"
 942                    << tmppreamble
 943                    << "\n\\end_preamble\n";
 944         }
 945
 946         // the options
 947         if (!options.empty()) {
 948                 os << "\\options " << options << '\n';
 949         }
 950
 951         // use the class options defined in the layout?
 952         os << "\\use_default_options "
 953            << convert<string>(use_default_options) << "\n";
 954
 955         // the master document
 956         if (!master.empty()) {
 957                 os << "\\master " << master << '\n';
 958         }
 959
 960         // removed modules
 961         if (!removed_modules_.empty()) {
 962                 os << "\\begin_removed_modules" << '\n';
 963                 list<string>::const_iterator it = removed_modules_.begin();
 964                 list<string>::const_iterator en = removed_modules_.end();
 965                 for (; it != en; ++it)
 966                         os << *it << '\n';
 967                 os << "\\end_removed_modules" << '\n';
 968         }
 969
 970         // the modules
 971         if (!layout_modules_.empty()) {
 972                 os << "\\begin_modules" << '\n';
 973                 LayoutModuleList::const_iterator it = layout_modules_.begin();
 974                 LayoutModuleList::const_iterator en = layout_modules_.end();
 975                 for (; it != en; ++it)
 976                         os << *it << '\n';
 977                 os << "\\end_modules" << '\n';
 978         }
 979
 980         // includeonly
 981         if (!included_children_.empty()) {
 982                 os << "\\begin_includeonly" << '\n';
 983                 list<string>::const_iterator it = included_children_.begin();
 984                 list<string>::const_iterator en = included_children_.end();
 985                 for (; it != en; ++it)
 986                         os << *it << '\n';
 987                 os << "\\end_includeonly" << '\n';
 988         }
 989         os << "\\maintain_unincluded_children "
 990            << convert<string>(maintain_unincluded_children) << '\n';
 991
 992         // local layout information
 993         if (!local_layout.empty()) {
 994                 // remove '\n' from the end
 995                 string const tmplocal = rtrim(local_layout, "\n");
 996                 os << "\\begin_local_layout\n"
 997                    << tmplocal
 998                    << "\n\\end_local_layout\n";
 999         }
1000
1001         // then the text parameters
1002         if (language != ignore_language)
1003                 os << "\\language " << language->lang() << '\n';
1004         os << "\\language_package " << lang_package
1005            << "\n\\inputencoding " << inputenc
1006            << "\n\\fontencoding " << fontenc
1007            << "\n\\font_roman " << fonts_roman
1008            << "\n\\font_sans " << fonts_sans
1009            << "\n\\font_typewriter " << fonts_typewriter
1010            << "\n\\font_math " << fonts_math
1011            << "\n\\font_default_family " << fonts_default_family
1012            << "\n\\use_non_tex_fonts " << convert<string>(useNonTeXFonts)
1013            << "\n\\font_sc " << convert<string>(fonts_expert_sc)
1014            << "\n\\font_osf " << convert<string>(fonts_old_figures)
1015            << "\n\\font_sf_scale " << fonts_sans_scale
1016            << "\n\\font_tt_scale " << fonts_typewriter_scale
1017            << '\n';
1018         if (!fonts_cjk.empty()) {
1019                 os << "\\font_cjk " << fonts_cjk << '\n';
1020         }
1021         os << "\\graphics " << graphics_driver << '\n';
1022         os << "\\default_output_format " << default_output_format << '\n';
1023         os << "\\output_sync " << output_sync << '\n';
1024         if (!output_sync_macro.empty())
1025                 os << "\\output_sync_macro \"" << output_sync_macro << "\"\n";
1026         os << "\\bibtex_command " << bibtex_command << '\n';
1027         os << "\\index_command " << index_command << '\n';
1028
1029         if (!float_placement.empty()) {
1030                 os << "\\float_placement " << float_placement << '\n';
1031         }
1032         os << "\\paperfontsize " << fontsize << '\n';
1033
1034         spacing().writeFile(os);
1035         pdfoptions().writeFile(os);
1036
1037         os << "\\papersize " << string_papersize[papersize]
1038            << "\n\\use_geometry " << convert<string>(use_geometry);
1039         map<string, string> const & packages = auto_packages();
1040         for (map<string, string>::const_iterator it = packages.begin();
1041              it != packages.end(); ++it)
1042                 os << "\n\\use_package " << it->first << ' '
1043                    << use_package(it->first);
1044
1045         os << "\n\\cite_engine ";
1046
1047         if (!cite_engine_.empty()) {
1048                 LayoutModuleList::const_iterator be = cite_engine_.begin();
1049                 LayoutModuleList::const_iterator en = cite_engine_.end();
1050                 for (LayoutModuleList::const_iterator it = be; it != en; ++it) {
1051                         if (it != be)
1052                                 os << ',';
1053                         os << *it;
1054                 }
1055         } else {
1056                 os << "basic";
1057         }
1058
1059         os << "\n\\cite_engine_type " << citeenginetypetranslator().find(cite_engine_type_)
1060            << "\n\\biblio_style " << biblio_style
1061            << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
1062            << "\n\\use_indices " << convert<string>(use_indices)
1063            << "\n\\paperorientation " << string_orientation[orientation]
1064            << "\n\\suppress_date " << convert<string>(suppress_date)
1065            << "\n\\justification " << convert<string>(justification)
1066            << "\n\\use_refstyle " << use_refstyle
1067            << '\n';
1068         if (isbackgroundcolor == true)
1069                 os << "\\backgroundcolor " << lyx::X11hexname(backgroundcolor) << '\n';
1070         if (isfontcolor == true)
1071                 os << "\\fontcolor " << lyx::X11hexname(fontcolor) << '\n';
1072         if (notefontcolor != lyx::rgbFromHexName("#cccccc"))
1073                 os << "\\notefontcolor " << lyx::X11hexname(notefontcolor) << '\n';
1074         if (boxbgcolor != lyx::rgbFromHexName("#ff0000"))
1075                 os << "\\boxbgcolor " << lyx::X11hexname(boxbgcolor) << '\n';
1076
1077         BranchList::const_iterator it = branchlist().begin();
1078         BranchList::const_iterator end = branchlist().end();
1079         for (; it != end; ++it) {
1080                 os << "\\branch " << to_utf8(it->branch())
1081                    << "\n\\selected " << it->isSelected()
1082                    << "\n\\filename_suffix " << it->hasFileNameSuffix()
1083                    << "\n\\color " << lyx::X11hexname(it->color())
1084                    << "\n\\end_branch"
1085                    << "\n";
1086         }
1087
1088         IndicesList::const_iterator iit = indiceslist().begin();
1089         IndicesList::const_iterator iend = indiceslist().end();
1090         for (; iit != iend; ++iit) {
1091                 os << "\\index " << to_utf8(iit->index())
1092                    << "\n\\shortcut " << to_utf8(iit->shortcut())
1093                    << "\n\\color " << lyx::X11hexname(iit->color())
1094                    << "\n\\end_index"
1095                    << "\n";
1096         }
1097
1098         if (!paperwidth.empty())
1099                 os << "\\paperwidth "
1100                    << VSpace(paperwidth).asLyXCommand() << '\n';
1101         if (!paperheight.empty())
1102                 os << "\\paperheight "
1103                    << VSpace(paperheight).asLyXCommand() << '\n';
1104         if (!leftmargin.empty())
1105                 os << "\\leftmargin "
1106                    << VSpace(leftmargin).asLyXCommand() << '\n';
1107         if (!topmargin.empty())
1108                 os << "\\topmargin "
1109                    << VSpace(topmargin).asLyXCommand() << '\n';
1110         if (!rightmargin.empty())
1111                 os << "\\rightmargin "
1112                    << VSpace(rightmargin).asLyXCommand() << '\n';
1113         if (!bottommargin.empty())
1114                 os << "\\bottommargin "
1115                    << VSpace(bottommargin).asLyXCommand() << '\n';
1116         if (!headheight.empty())
1117                 os << "\\headheight "
1118                    << VSpace(headheight).asLyXCommand() << '\n';
1119         if (!headsep.empty())
1120                 os << "\\headsep "
1121                    << VSpace(headsep).asLyXCommand() << '\n';
1122         if (!footskip.empty())
1123                 os << "\\footskip "
1124                    << VSpace(footskip).asLyXCommand() << '\n';
1125         if (!columnsep.empty())
1126                 os << "\\columnsep "
1127                          << VSpace(columnsep).asLyXCommand() << '\n';
1128         os << "\\secnumdepth " << secnumdepth
1129            << "\n\\tocdepth " << tocdepth
1130            << "\n\\paragraph_separation "
1131            << string_paragraph_separation[paragraph_separation];
1132         if (!paragraph_separation)
1133                 os << "\n\\paragraph_indentation " << getIndentation().asLyXCommand();
1134         else
1135                 os << "\n\\defskip " << getDefSkip().asLyXCommand();
1136         os << "\n\\quotes_language "
1137            << string_quotes_language[quotes_language]
1138            << "\n\\papercolumns " << columns
1139            << "\n\\papersides " << sides
1140            << "\n\\paperpagestyle " << pagestyle << '\n';
1141         if (!listings_params.empty())
1142                 os << "\\listings_params \"" <<
1143                         InsetListingsParams(listings_params).encodedString() << "\"\n";
1144         for (int i = 0; i < 4; ++i) {
1145                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1146                         if (user_defined_bullet(i).getFont() != -1) {
1147                                 os << "\\bullet " << i << " "
1148                                    << user_defined_bullet(i).getFont() << " "
1149                                    << user_defined_bullet(i).getCharacter() << " "
1150                                    << user_defined_bullet(i).getSize() << "\n";
1151                         }
1152                         else {
1153                                 // FIXME UNICODE
1154                                 os << "\\bulletLaTeX " << i << " \""
1155                                    << lyx::to_ascii(user_defined_bullet(i).getText())
1156                                    << "\"\n";
1157                         }
1158                 }
1159         }
1160
1161         os << "\\tracking_changes " << convert<string>(trackChanges) << '\n'
1162            << "\\output_changes " << convert<string>(outputChanges) << '\n'
1163            << "\\html_math_output " << html_math_output << '\n'
1164            << "\\html_css_as_file " << html_css_as_file << '\n'
1165            << "\\html_be_strict " << convert<string>(html_be_strict) << '\n';
1166
1167         if (html_math_img_scale != 1.0)
1168                 os << "\\html_math_img_scale " << convert<string>(html_math_img_scale) << '\n';
1169         if (!html_latex_start.empty())
1170                 os << "\\html_latex_start " << html_latex_start << '\n';
1171         if (!html_latex_end.empty())
1172                  os << "\\html_latex_end " << html_latex_end << '\n';
1173
1174         os << pimpl_->authorlist;
1175 }
1176
1177
1178 void BufferParams::validate(LaTeXFeatures & features) const
1179 {
1180         features.require(documentClass().requires());
1181
1182         if (columns > 1 && language->rightToLeft())
1183                 features.require("rtloutputdblcol");
1184
1185         if (outputChanges) {
1186                 bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
1187                 bool xcolorulem = LaTeXFeatures::isAvailable("ulem") &&
1188                                   LaTeXFeatures::isAvailable("xcolor");
1189
1190                 switch (features.runparams().flavor) {
1191                 case OutputParams::LATEX:
1192                 case OutputParams::DVILUATEX:
1193                         if (dvipost) {
1194                                 features.require("ct-dvipost");
1195                                 features.require("dvipost");
1196                         } else if (xcolorulem) {
1197                                 features.require("ct-xcolor-ulem");
1198                                 features.require("ulem");
1199                                 features.require("xcolor");
1200                         } else {
1201                                 features.require("ct-none");
1202                         }
1203                         break;
1204                 case OutputParams::LUATEX:
1205                 case OutputParams::PDFLATEX:
1206                 case OutputParams::XETEX:
1207                         if (xcolorulem) {
1208                                 features.require("ct-xcolor-ulem");
1209                                 features.require("ulem");
1210                                 features.require("xcolor");
1211                                 // improves color handling in PDF output
1212                                 features.require("pdfcolmk");
1213                         } else {
1214                                 features.require("ct-none");
1215                         }
1216                         break;
1217                 default:
1218                         break;
1219                 }
1220         }
1221
1222         // Floats with 'Here definitely' as default setting.
1223         if (float_placement.find('H') != string::npos)
1224                 features.require("float");
1225
1226         for (PackageMap::const_iterator it = use_packages.begin();
1227              it != use_packages.end(); ++it) {
1228                 if (it->first == "amsmath") {
1229                         // AMS Style is at document level
1230                         if (it->second == package_on ||
1231                             features.isProvided("amsmath"))
1232                                 features.require(it->first);
1233                 } else if (it->second == package_on)
1234                         features.require(it->first);
1235         }
1236
1237         // Document-level line spacing
1238         if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
1239                 features.require("setspace");
1240
1241         // the bullet shapes are buffer level not paragraph level
1242         // so they are tested here
1243         for (int i = 0; i < 4; ++i) {
1244                 if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i])
1245                         continue;
1246                 int const font = user_defined_bullet(i).getFont();
1247                 if (font == 0) {
1248                         int const c = user_defined_bullet(i).getCharacter();
1249                         if (c == 16
1250                             || c == 17
1251                             || c == 25
1252                             || c == 26
1253                             || c == 31) {
1254                                 features.require("latexsym");
1255                         }
1256                 } else if (font == 1) {
1257                         features.require("amssymb");
1258                 } else if (font >= 2 && font <= 5) {
1259                         features.require("pifont");
1260                 }
1261         }
1262
1263         if (pdfoptions().use_hyperref) {
1264                 features.require("hyperref");
1265                 // due to interferences with babel and hyperref, the color package has to
1266                 // be loaded after hyperref when hyperref is used with the colorlinks
1267                 // option, see http://www.lyx.org/trac/ticket/5291
1268                 if (pdfoptions().colorlinks)
1269                         features.require("color");
1270         }
1271
1272         // some languages are only available via polyglossia
1273         if (features.runparams().flavor == OutputParams::XETEX
1274             && (features.hasPolyglossiaExclusiveLanguages()
1275                 || useNonTeXFonts))
1276                 features.require("polyglossia");
1277
1278         if (useNonTeXFonts && fonts_math != "auto")
1279                 features.require("unicode-math");
1280
1281         if (!language->requires().empty())
1282                 features.require(language->requires());
1283 }
1284
1285
1286 bool BufferParams::writeLaTeX(otexstream & os, LaTeXFeatures & features,
1287                               FileName const & filepath) const
1288 {
1289         // http://www.tug.org/texmf-dist/doc/latex/base/fixltx2e.pdf
1290         // !! To use the Fix-cm package, load it before \documentclass, and use the command
1291         // \RequirePackage to do so, rather than the normal \usepackage
1292         // Do not try to load any other package before the document class, unless you
1293         // have a thorough understanding of the LATEX internals and know exactly what you
1294         // are doing!
1295         if (features.mustProvide("fix-cm"))
1296                 os << "\\RequirePackage{fix-cm}\n";
1297
1298         os << "\\documentclass";
1299
1300         DocumentClass const & tclass = documentClass();
1301
1302         ostringstream clsoptions; // the document class options.
1303
1304         if (tokenPos(tclass.opt_fontsize(),
1305                      '|', fontsize) >= 0) {
1306                 // only write if existing in list (and not default)
1307                 clsoptions << fontsize << "pt,";
1308         }
1309
1310         // all paper sizes except of A4, A5, B5 and the US sizes need the
1311         // geometry package
1312         bool nonstandard_papersize = papersize != PAPER_DEFAULT
1313                 && papersize != PAPER_USLETTER
1314                 && papersize != PAPER_USLEGAL
1315                 && papersize != PAPER_USEXECUTIVE
1316                 && papersize != PAPER_A4
1317                 && papersize != PAPER_A5
1318                 && papersize != PAPER_B5;
1319
1320         if (!use_geometry) {
1321                 switch (papersize) {
1322                 case PAPER_A4:
1323                         clsoptions << "a4paper,";
1324                         break;
1325                 case PAPER_USLETTER:
1326                         clsoptions << "letterpaper,";
1327                         break;
1328                 case PAPER_A5:
1329                         clsoptions << "a5paper,";
1330                         break;
1331                 case PAPER_B5:
1332                         clsoptions << "b5paper,";
1333                         break;
1334                 case PAPER_USEXECUTIVE:
1335                         clsoptions << "executivepaper,";
1336                         break;
1337                 case PAPER_USLEGAL:
1338                         clsoptions << "legalpaper,";
1339                         break;
1340                 case PAPER_DEFAULT:
1341                 case PAPER_A0:
1342                 case PAPER_A1:
1343                 case PAPER_A2:
1344                 case PAPER_A3:
1345                 case PAPER_A6:
1346                 case PAPER_B0:
1347                 case PAPER_B1:
1348                 case PAPER_B2:
1349                 case PAPER_B3:
1350                 case PAPER_B4:
1351                 case PAPER_B6:
1352                 case PAPER_C0:
1353                 case PAPER_C1:
1354                 case PAPER_C2:
1355                 case PAPER_C3:
1356                 case PAPER_C4:
1357                 case PAPER_C5:
1358                 case PAPER_C6:
1359                 case PAPER_JISB0:
1360                 case PAPER_JISB1:
1361                 case PAPER_JISB2:
1362                 case PAPER_JISB3:
1363                 case PAPER_JISB4:
1364                 case PAPER_JISB5:
1365                 case PAPER_JISB6:
1366                 case PAPER_CUSTOM:
1367                         break;
1368                 }
1369         }
1370
1371         // if needed
1372         if (sides != tclass.sides()) {
1373                 switch (sides) {
1374                 case OneSide:
1375                         clsoptions << "oneside,";
1376                         break;
1377                 case TwoSides:
1378                         clsoptions << "twoside,";
1379                         break;
1380                 }
1381         }
1382
1383         // if needed
1384         if (columns != tclass.columns()) {
1385                 if (columns == 2)
1386                         clsoptions << "twocolumn,";
1387                 else
1388                         clsoptions << "onecolumn,";
1389         }
1390
1391         if (!use_geometry
1392             && orientation == ORIENTATION_LANDSCAPE)
1393                 clsoptions << "landscape,";
1394
1395         // language should be a parameter to \documentclass
1396         if (language->babel() == "hebrew"
1397             && default_language->babel() != "hebrew")
1398                 // This seems necessary
1399                 features.useLanguage(default_language);
1400
1401         ostringstream language_options;
1402         bool const use_babel = features.useBabel() && !features.isProvided("babel");
1403         bool const use_polyglossia = features.usePolyglossia();
1404         bool const global = lyxrc.language_global_options;
1405         if (use_babel || (use_polyglossia && global)) {
1406                 language_options << features.getBabelLanguages();
1407                 if (!language->babel().empty()) {
1408                         if (!language_options.str().empty())
1409                                 language_options << ',';
1410                         language_options << language->babel();
1411                 }
1412                 if (global && !features.needBabelLangOptions()
1413                     && !language_options.str().empty())
1414                         clsoptions << language_options.str() << ',';
1415         }
1416
1417         // the predefined options from the layout
1418         if (use_default_options && !tclass.options().empty())
1419                 clsoptions << tclass.options() << ',';
1420
1421         // the user-defined options
1422         if (!options.empty()) {
1423                 clsoptions << options << ',';
1424         }
1425
1426         string strOptions(clsoptions.str());
1427         if (!strOptions.empty()) {
1428                 strOptions = rtrim(strOptions, ",");
1429                 // FIXME UNICODE
1430                 os << '[' << from_utf8(strOptions) << ']';
1431         }
1432
1433         os << '{' << from_ascii(tclass.latexname()) << "}\n";
1434         // end of \documentclass defs
1435
1436         // if we use fontspec, we have to load the AMS packages here
1437         string const ams = features.loadAMSPackages();
1438         if (useNonTeXFonts && !ams.empty())
1439                 os << from_ascii(ams);
1440
1441         if (useNonTeXFonts) {
1442                 os << "\\usepackage{fontspec}\n";
1443                 if (features.mustProvide("unicode-math")
1444                     && features.isAvailable("unicode-math"))
1445                         os << "\\usepackage{unicode-math}\n";
1446         }
1447
1448         // font selection must be done before loading fontenc.sty
1449         string const fonts = loadFonts(features);
1450         if (!fonts.empty())
1451                 os << from_utf8(fonts);
1452
1453         if (fonts_default_family != "default")
1454                 os << "\\renewcommand{\\familydefault}{\\"
1455                    << from_ascii(fonts_default_family) << "}\n";
1456
1457         // set font encoding
1458         // for arabic_arabi and farsi we also need to load the LAE and
1459         // LFE encoding
1460         // XeTeX and LuaTeX (with OS fonts) work without fontenc
1461         if (font_encoding() != "default" && language->lang() != "japanese"
1462             && !useNonTeXFonts && !features.isProvided("fontenc")) {
1463                 docstring extra_encoding;
1464                 if (features.mustProvide("textgreek"))
1465                         extra_encoding += from_ascii("LGR");
1466                 if (features.mustProvide("textcyr")) {
1467                         if (!extra_encoding.empty())
1468                                 extra_encoding.push_back(',');
1469                         extra_encoding += from_ascii("T2A");
1470                 }
1471                 if (!extra_encoding.empty() && !font_encoding().empty())
1472                         extra_encoding.push_back(',');
1473                 size_t fars = language_options.str().find("farsi");
1474                 size_t arab = language_options.str().find("arabic");
1475                 if (language->lang() == "arabic_arabi"
1476                         || language->lang() == "farsi" || fars != string::npos
1477                         || arab != string::npos) {
1478                         os << "\\usepackage[" << extra_encoding
1479                            << from_ascii(font_encoding())
1480                            << ",LFE,LAE]{fontenc}\n";
1481                 } else {
1482                         os << "\\usepackage[" << extra_encoding
1483                            << from_ascii(font_encoding())
1484                            << "]{fontenc}\n";
1485                 }
1486         }
1487
1488         // handle inputenc etc.
1489         writeEncodingPreamble(os, features);
1490
1491         // includeonly
1492         if (!features.runparams().includeall && !included_children_.empty()) {
1493                 os << "\\includeonly{";
1494                 list<string>::const_iterator it = included_children_.begin();
1495                 list<string>::const_iterator en = included_children_.end();
1496                 bool first = true;
1497                 for (; it != en; ++it) {
1498                         string incfile = *it;
1499                         FileName inc = makeAbsPath(incfile, filepath.absFileName());
1500                         string mangled = DocFileName(changeExtension(inc.absFileName(), ".tex")).
1501                         mangledFileName();
1502                         if (!features.runparams().nice)
1503                                 incfile = mangled;
1504                         // \includeonly doesn't want an extension
1505                         incfile = changeExtension(incfile, string());
1506                         incfile = support::latex_path(incfile);
1507                         if (!incfile.empty()) {
1508                                 if (!first)
1509                                         os << ",";
1510                                 os << from_utf8(incfile);
1511                         }
1512                         first = false;
1513                 }
1514                 os << "}\n";
1515         }
1516
1517         if (!listings_params.empty() || features.isRequired("listings"))
1518                 os << "\\usepackage{listings}\n";
1519
1520         if (!listings_params.empty()) {
1521                 os << "\\lstset{";
1522                 // do not test validity because listings_params is
1523                 // supposed to be valid
1524                 string par =
1525                         InsetListingsParams(listings_params).separatedParams(true);
1526                 // we can't support all packages, but we should load the color package
1527                 if (par.find("\\color", 0) != string::npos)
1528                         features.require("color");
1529                 os << from_utf8(par)
1530                    << "}\n";
1531         }
1532         if (!features.isProvided("geometry")
1533             && (use_geometry || nonstandard_papersize)) {
1534                 odocstringstream ods;
1535                 if (!getGraphicsDriver("geometry").empty())
1536                         ods << getGraphicsDriver("geometry");
1537                 if (orientation == ORIENTATION_LANDSCAPE)
1538                         ods << ",landscape";
1539                 switch (papersize) {
1540                 case PAPER_CUSTOM:
1541                         if (!paperwidth.empty())
1542                                 ods << ",paperwidth="
1543                                    << from_ascii(paperwidth);
1544                         if (!paperheight.empty())
1545                                 ods << ",paperheight="
1546                                    << from_ascii(paperheight);
1547                         break;
1548                 case PAPER_USLETTER:
1549                         ods << ",letterpaper";
1550                         break;
1551                 case PAPER_USLEGAL:
1552                         ods << ",legalpaper";
1553                         break;
1554                 case PAPER_USEXECUTIVE:
1555                         ods << ",executivepaper";
1556                         break;
1557                 case PAPER_A0:
1558                         ods << ",a0paper";
1559                         break;
1560                 case PAPER_A1:
1561                         ods << ",a1paper";
1562                         break;
1563                 case PAPER_A2:
1564                         ods << ",a2paper";
1565                         break;
1566                 case PAPER_A3:
1567                         ods << ",a3paper";
1568                         break;
1569                 case PAPER_A4:
1570                         ods << ",a4paper";
1571                         break;
1572                 case PAPER_A5:
1573                         ods << ",a5paper";
1574                         break;
1575                 case PAPER_A6:
1576                         ods << ",a6paper";
1577                         break;
1578                 case PAPER_B0:
1579                         ods << ",b0paper";
1580                         break;
1581                 case PAPER_B1:
1582                         ods << ",b1paper";
1583                         break;
1584                 case PAPER_B2:
1585                         ods << ",b2paper";
1586                         break;
1587                 case PAPER_B3:
1588                         ods << ",b3paper";
1589                         break;
1590                 case PAPER_B4:
1591                         ods << ",b4paper";
1592                         break;
1593                 case PAPER_B5:
1594                         ods << ",b5paper";
1595                         break;
1596                 case PAPER_B6:
1597                         ods << ",b6paper";
1598                         break;
1599                 case PAPER_C0:
1600                         ods << ",c0paper";
1601                         break;
1602                 case PAPER_C1:
1603                         ods << ",c1paper";
1604                         break;
1605                 case PAPER_C2:
1606                         ods << ",c2paper";
1607                         break;
1608                 case PAPER_C3:
1609                         ods << ",c3paper";
1610                         break;
1611                 case PAPER_C4:
1612                         ods << ",c4paper";
1613                         break;
1614                 case PAPER_C5:
1615                         ods << ",c5paper";
1616                         break;
1617                 case PAPER_C6:
1618                         ods << ",c6paper";
1619                         break;
1620                 case PAPER_JISB0:
1621                         ods << ",b0j";
1622                         break;
1623                 case PAPER_JISB1:
1624                         ods << ",b1j";
1625                         break;
1626                 case PAPER_JISB2:
1627                         ods << ",b2j";
1628                         break;
1629                 case PAPER_JISB3:
1630                         ods << ",b3j";
1631                         break;
1632                 case PAPER_JISB4:
1633                         ods << ",b4j";
1634                         break;
1635                 case PAPER_JISB5:
1636                         ods << ",b5j";
1637                         break;
1638                 case PAPER_JISB6:
1639                         ods << ",b6j";
1640                         break;
1641                 case PAPER_DEFAULT:
1642                         break;
1643                 }
1644                 docstring const g_options = trim(ods.str(), ",");
1645                 os << "\\usepackage";
1646                 if (!g_options.empty())
1647                         os << '[' << g_options << ']';
1648                 os << "{geometry}\n";
1649                 // output this only if use_geometry is true
1650                 if (use_geometry) {
1651                         os << "\\geometry{verbose";
1652                         if (!topmargin.empty())
1653                                 os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
1654                         if (!bottommargin.empty())
1655                                 os << ",bmargin=" << from_ascii(Length(bottommargin).asLatexString());
1656                         if (!leftmargin.empty())
1657                                 os << ",lmargin=" << from_ascii(Length(leftmargin).asLatexString());
1658                         if (!rightmargin.empty())
1659                                 os << ",rmargin=" << from_ascii(Length(rightmargin).asLatexString());
1660                         if (!headheight.empty())
1661                                 os << ",headheight=" << from_ascii(Length(headheight).asLatexString());
1662                         if (!headsep.empty())
1663                                 os << ",headsep=" << from_ascii(Length(headsep).asLatexString());
1664                         if (!footskip.empty())
1665                                 os << ",footskip=" << from_ascii(Length(footskip).asLatexString());
1666                         if (!columnsep.empty())
1667                                 os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
1668                         os << "}\n";
1669                 }
1670         } else if (orientation == ORIENTATION_LANDSCAPE
1671                    || papersize != PAPER_DEFAULT) {
1672                 features.require("papersize");
1673         }
1674
1675         if (tokenPos(tclass.opt_pagestyle(), '|', pagestyle) >= 0) {
1676                 if (pagestyle == "fancy")
1677                         os << "\\usepackage{fancyhdr}\n";
1678                 os << "\\pagestyle{" << from_ascii(pagestyle) << "}\n";
1679         }
1680
1681         // only output when the background color is not default
1682         if (isbackgroundcolor == true) {
1683                 // only require color here, the background color will be defined
1684                 // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
1685                 // package pdfpages
1686                 features.require("color");
1687                 features.require("pagecolor");
1688         }
1689
1690         // only output when the font color is not default
1691         if (isfontcolor == true) {
1692                 // only require color here, the font color will be defined
1693                 // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
1694                 // package pdfpages
1695                 features.require("color");
1696                 features.require("fontcolor");
1697         }
1698
1699         // Only if class has a ToC hierarchy
1700         if (tclass.hasTocLevels()) {
1701                 if (secnumdepth != tclass.secnumdepth()) {
1702                         os << "\\setcounter{secnumdepth}{"
1703                            << secnumdepth
1704                            << "}\n";
1705                 }
1706                 if (tocdepth != tclass.tocdepth()) {
1707                         os << "\\setcounter{tocdepth}{"
1708                            << tocdepth
1709                            << "}\n";
1710                 }
1711         }
1712
1713         if (paragraph_separation) {
1714                 // when skip separation
1715                 switch (getDefSkip().kind()) {
1716                 case VSpace::SMALLSKIP:
1717                         os << "\\setlength{\\parskip}{\\smallskipamount}\n";
1718                         break;
1719                 case VSpace::MEDSKIP:
1720                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1721                         break;
1722                 case VSpace::BIGSKIP:
1723                         os << "\\setlength{\\parskip}{\\bigskipamount}\n";
1724                         break;
1725                 case VSpace::LENGTH:
1726                         os << "\\setlength{\\parskip}{"
1727                            << from_utf8(getDefSkip().length().asLatexString())
1728                            << "}\n";
1729                         break;
1730                 default: // should never happen // Then delete it.
1731                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1732                         break;
1733                 }
1734                 os << "\\setlength{\\parindent}{0pt}\n";
1735         } else {
1736                 // when separation by indentation
1737                 // only output something when a width is given
1738                 if (getIndentation().asLyXCommand() != "default") {
1739                         os << "\\setlength{\\parindent}{"
1740                            << from_utf8(getIndentation().asLatexCommand())
1741                            << "}\n";
1742                 }
1743         }
1744
1745         // Now insert the LyX specific LaTeX commands...
1746         docstring lyxpreamble;
1747         features.resolveAlternatives();
1748
1749         if (output_sync) {
1750                 if (!output_sync_macro.empty())
1751                         lyxpreamble += from_utf8(output_sync_macro) +"\n";
1752                 else if (features.runparams().flavor == OutputParams::LATEX)
1753                         lyxpreamble += "\\usepackage[active]{srcltx}\n";
1754                 else if (features.runparams().flavor == OutputParams::PDFLATEX)
1755                         lyxpreamble += "\\synctex=-1\n";
1756         }
1757
1758         // due to interferences with babel and hyperref, the color package has to
1759         // be loaded (when it is not already loaded) before babel when hyperref
1760         // is used with the colorlinks option, see
1761         // http://www.lyx.org/trac/ticket/5291
1762         // we decided therefore to load color always before babel, see
1763         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg144349.html
1764         lyxpreamble += from_ascii(features.getColorOptions());
1765
1766         // If we use hyperref, jurabib, japanese, or vietnamese, we have to call babel before them.
1767         if (use_babel
1768             && (features.isRequired("jurabib")
1769                 || features.isRequired("hyperref")
1770                 || features.isRequired("vietnamese")
1771                 || features.isRequired("japanese"))) {
1772                         // FIXME UNICODE
1773                         lyxpreamble += from_utf8(features.getBabelPresettings());
1774                         lyxpreamble += from_utf8(babelCall(language_options.str(),
1775                                                            features.needBabelLangOptions())) + '\n';
1776                         lyxpreamble += from_utf8(features.getBabelPostsettings());
1777         }
1778
1779         // The optional packages;
1780         lyxpreamble += from_ascii(features.getPackages());
1781
1782         // Additional Indices
1783         if (features.isRequired("splitidx")) {
1784                 IndicesList::const_iterator iit = indiceslist().begin();
1785                 IndicesList::const_iterator iend = indiceslist().end();
1786                 for (; iit != iend; ++iit) {
1787                         pair<docstring, docstring> indexname_latex =
1788                                 features.runparams().encoding->latexString(iit->index(),
1789                                                                            features.runparams().dryrun);
1790                         if (!indexname_latex.second.empty()) {
1791                                 // issue a warning about omitted characters
1792                                 // FIXME: should be passed to the error dialog
1793                                 frontend::Alert::warning(_("Uncodable characters"),
1794                                         bformat(_("The following characters that are used in an index name are not\n"
1795                                                   "representable in the current encoding and therefore have been omitted:\n%1$s."),
1796                                                 indexname_latex.second));
1797                         }
1798                         lyxpreamble += "\\newindex[";
1799                         lyxpreamble += indexname_latex.first;
1800                         lyxpreamble += "]{";
1801                         lyxpreamble += escape(iit->shortcut());
1802                         lyxpreamble += "}\n";
1803                 }
1804         }
1805
1806         // Line spacing
1807         lyxpreamble += from_utf8(spacing().writePreamble(features.isProvided("SetSpace")));
1808
1809         // PDF support.
1810         // * Hyperref manual: "Make sure it comes last of your loaded
1811         //   packages, to give it a fighting chance of not being over-written,
1812         //   since its job is to redefine many LaTeX commands."
1813         // * Email from Heiko Oberdiek: "It is usually better to load babel
1814         //   before hyperref. Then hyperref has a chance to detect babel.
1815         // * Has to be loaded before the "LyX specific LaTeX commands" to
1816         //   avoid errors with algorithm floats.
1817         // use hyperref explicitly if it is required
1818         if (features.isRequired("hyperref")) {
1819                 // pass what we have to stream here, since we need
1820                 // to access the stream itself in PDFOptions.
1821                 os << lyxpreamble;
1822
1823                 OutputParams tmp_params = features.runparams();
1824                 pdfoptions().writeLaTeX(tmp_params, os,
1825                                         features.isProvided("hyperref"));
1826                 // set back for the rest
1827                 lyxpreamble.clear();
1828                 // correctly break URLs with hyperref and dvi output
1829                 if (features.runparams().flavor == OutputParams::LATEX
1830                     && features.isAvailable("breakurl"))
1831                         lyxpreamble += "\\usepackage{breakurl}\n";
1832         } else if (features.isRequired("nameref"))
1833                 // hyperref loads this automatically
1834                 lyxpreamble += "\\usepackage{nameref}\n";
1835
1836         // bibtopic needs to be loaded after hyperref.
1837         // the dot provides the aux file naming which LyX can detect.
1838         if (features.mustProvide("bibtopic"))
1839                 lyxpreamble += "\\usepackage[dot]{bibtopic}\n";
1840
1841         // Will be surrounded by \makeatletter and \makeatother when not empty
1842         docstring atlyxpreamble;
1843
1844         // Some macros LyX will need
1845         docstring tmppreamble(features.getMacros());
1846
1847         if (!tmppreamble.empty())
1848                 atlyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1849                         "LyX specific LaTeX commands.\n"
1850                         + tmppreamble + '\n';
1851
1852         // the text class specific preamble
1853         tmppreamble = features.getTClassPreamble();
1854         if (!tmppreamble.empty())
1855                 atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1856                         "Textclass specific LaTeX commands.\n"
1857                         + tmppreamble + '\n';
1858
1859         // suppress date if selected
1860         // use \@ifundefined because we cannot be sure that every document class
1861         // has a \date command
1862         if (suppress_date)
1863                 atlyxpreamble += "\\@ifundefined{date}{}{\\date{}}\n";
1864
1865         /* the user-defined preamble */
1866         if (!containsOnly(preamble, " \n\t"))
1867                 // FIXME UNICODE
1868                 atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1869                         "User specified LaTeX commands.\n"
1870                         + from_utf8(preamble) + '\n';
1871
1872         // subfig loads internally the LaTeX package "caption". As
1873         // caption is a very popular package, users will load it in
1874         // the preamble. Therefore we must load subfig behind the
1875         // user-defined preamble and check if the caption package was
1876         // loaded or not. For the case that caption is loaded before
1877         // subfig, there is the subfig option "caption=false". This
1878         // option also works when a koma-script class is used and
1879         // koma's own caption commands are used instead of caption. We
1880         // use \PassOptionsToPackage here because the user could have
1881         // already loaded subfig in the preamble.
1882         if (features.isRequired("subfig")) {
1883                 atlyxpreamble += "\\@ifundefined{showcaptionsetup}{}{%\n"
1884                         " \\PassOptionsToPackage{caption=false}{subfig}}\n"
1885                         "\\usepackage{subfig}\n";
1886         }
1887
1888         // Itemize bullet settings need to be last in case the user
1889         // defines their own bullets that use a package included
1890         // in the user-defined preamble -- ARRae
1891         // Actually it has to be done much later than that
1892         // since some packages like frenchb make modifications
1893         // at \begin{document} time -- JMarc
1894         docstring bullets_def;
1895         for (int i = 0; i < 4; ++i) {
1896                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1897                         if (bullets_def.empty())
1898                                 bullets_def += "\\AtBeginDocument{\n";
1899                         bullets_def += "  \\def\\labelitemi";
1900                         switch (i) {
1901                                 // `i' is one less than the item to modify
1902                         case 0:
1903                                 break;
1904                         case 1:
1905                                 bullets_def += 'i';
1906                                 break;
1907                         case 2:
1908                                 bullets_def += "ii";
1909                                 break;
1910                         case 3:
1911                                 bullets_def += 'v';
1912                                 break;
1913                         }
1914                         bullets_def += '{' +
1915                                 user_defined_bullet(i).getText()
1916                                 + "}\n";
1917                 }
1918         }
1919
1920         if (!bullets_def.empty())
1921                 atlyxpreamble += bullets_def + "}\n\n";
1922
1923         if (!atlyxpreamble.empty())
1924                 lyxpreamble += "\n\\makeatletter\n"
1925                         + atlyxpreamble + "\\makeatother\n\n";
1926
1927         // We try to load babel late, in case it interferes with other packages.
1928         // Jurabib and Hyperref have to be called after babel, though.
1929         if (use_babel && !features.isRequired("jurabib")
1930             && !features.isRequired("hyperref")
1931             && !features.isRequired("vietnamese")
1932             && !features.isRequired("japanese")) {
1933                 // FIXME UNICODE
1934                 lyxpreamble += from_utf8(features.getBabelPresettings());
1935                 lyxpreamble += from_utf8(babelCall(language_options.str(),
1936                                                    features.needBabelLangOptions())) + '\n';
1937                 lyxpreamble += from_utf8(features.getBabelPostsettings());
1938         }
1939
1940         // xunicode needs to be loaded at least after amsmath, amssymb,
1941         // esint and the other packages that provide special glyphs
1942         if (features.runparams().flavor == OutputParams::XETEX)
1943                 lyxpreamble += "\\usepackage{xunicode}\n";
1944
1945         // Polyglossia must be loaded last
1946         if (use_polyglossia) {
1947                 // call the package
1948                 lyxpreamble += "\\usepackage{polyglossia}\n";
1949                 // set the main language
1950                 lyxpreamble += "\\setdefaultlanguage";
1951                 if (!language->polyglossiaOpts().empty())
1952                         lyxpreamble += "[" + from_ascii(language->polyglossiaOpts()) + "]";
1953                 lyxpreamble += "{" + from_ascii(language->polyglossia()) + "}\n";
1954                 // now setup the other languages
1955                 std::map<std::string, std::string> const polylangs =
1956                         features.getPolyglossiaLanguages();
1957                 for (std::map<std::string, std::string>::const_iterator mit = polylangs.begin();
1958                      mit != polylangs.end() ; ++mit) {
1959                         lyxpreamble += "\\setotherlanguage";
1960                         if (!mit->second.empty())
1961                                 lyxpreamble += "[" + from_ascii(mit->second) + "]";
1962                         lyxpreamble += "{" + from_ascii(mit->first) + "}\n";
1963                 }
1964         }
1965
1966         // Load custom language package here
1967         if (features.langPackage() == LaTeXFeatures::LANG_PACK_CUSTOM) {
1968                 if (lang_package == "default")
1969                         lyxpreamble += from_utf8(lyxrc.language_custom_package);
1970                 else
1971                         lyxpreamble += from_utf8(lang_package);
1972                 lyxpreamble += '\n';
1973         }
1974
1975         docstring const i18npreamble =
1976                 features.getTClassI18nPreamble(use_babel, use_polyglossia);
1977         if (!i18npreamble.empty())
1978                 lyxpreamble += i18npreamble + '\n';
1979
1980         os << lyxpreamble;
1981
1982         return use_babel;
1983 }
1984
1985
1986 void BufferParams::useClassDefaults()
1987 {
1988         DocumentClass const & tclass = documentClass();
1989
1990         sides = tclass.sides();
1991         columns = tclass.columns();
1992         pagestyle = tclass.pagestyle();
1993         use_default_options = true;
1994         // Only if class has a ToC hierarchy
1995         if (tclass.hasTocLevels()) {
1996                 secnumdepth = tclass.secnumdepth();
1997                 tocdepth = tclass.tocdepth();
1998         }
1999 }
2000
2001
2002 bool BufferParams::hasClassDefaults() const
2003 {
2004         DocumentClass const & tclass = documentClass();
2005
2006         return sides == tclass.sides()
2007                 && columns == tclass.columns()
2008                 && pagestyle == tclass.pagestyle()
2009                 && use_default_options
2010                 && secnumdepth == tclass.secnumdepth()
2011                 && tocdepth == tclass.tocdepth();
2012 }
2013
2014
2015 DocumentClass const & BufferParams::documentClass() const
2016 {
2017         return *doc_class_.get();
2018 }
2019
2020
2021 DocumentClassConstPtr BufferParams::documentClassPtr() const
2022 {
2023         return doc_class_;
2024 }
2025
2026
2027 void BufferParams::setDocumentClass(DocumentClassConstPtr tc)
2028 {
2029         // evil, but this function is evil
2030         doc_class_ = const_pointer_cast<DocumentClass>(tc);
2031 }
2032
2033
2034 bool BufferParams::setBaseClass(string const & classname)
2035 {
2036         LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
2037         LayoutFileList & bcl = LayoutFileList::get();
2038         if (!bcl.haveClass(classname)) {
2039                 docstring s =
2040                         bformat(_("The layout file:\n"
2041                                 "%1$s\n"
2042                                 "could not be found. A default textclass with default\n"
2043                                 "layouts will be used. LyX will not be able to produce\n"
2044                                 "correct output."),
2045                         from_utf8(classname));
2046                 frontend::Alert::error(_("Document class not found"), s);
2047                 bcl.addEmptyClass(classname);
2048         }
2049
2050         bool const success = bcl[classname].load();
2051         if (!success) {
2052                 docstring s =
2053                         bformat(_("Due to some error in it, the layout file:\n"
2054                                 "%1$s\n"
2055                                 "could not be loaded. A default textclass with default\n"
2056                                 "layouts will be used. LyX will not be able to produce\n"
2057                                 "correct output."),
2058                         from_utf8(classname));
2059                 frontend::Alert::error(_("Could not load class"), s);
2060                 bcl.addEmptyClass(classname);
2061         }
2062
2063         pimpl_->baseClass_ = classname;
2064         layout_modules_.adaptToBaseClass(baseClass(), removed_modules_);
2065         return true;
2066 }
2067
2068
2069 LayoutFile const * BufferParams::baseClass() const
2070 {
2071         if (LayoutFileList::get().haveClass(pimpl_->baseClass_))
2072                 return &(LayoutFileList::get()[pimpl_->baseClass_]);
2073         else
2074                 return 0;
2075 }
2076
2077
2078 LayoutFileIndex const & BufferParams::baseClassID() const
2079 {
2080         return pimpl_->baseClass_;
2081 }
2082
2083
2084 void BufferParams::makeDocumentClass()
2085 {
2086         if (!baseClass())
2087                 return;
2088
2089         LayoutModuleList mods;
2090         LayoutModuleList::iterator it = layout_modules_.begin();
2091         LayoutModuleList::iterator en = layout_modules_.end();
2092         for (; it != en; ++it)
2093                 mods.push_back(*it);
2094
2095         it = cite_engine_.begin();
2096         en = cite_engine_.end();
2097         for (; it != en; ++it)
2098                 mods.push_back(*it);
2099
2100         doc_class_ = getDocumentClass(*baseClass(), mods);
2101
2102         if (!local_layout.empty()) {
2103                 TextClass::ReturnValues success =
2104                         doc_class_->read(local_layout, TextClass::MODULE);
2105                 if (success != TextClass::OK && success != TextClass::OK_OLDFORMAT) {
2106                         docstring const msg = _("Error reading internal layout information");
2107                         frontend::Alert::warning(_("Read Error"), msg);
2108                 }
2109         }
2110 }
2111
2112
2113 bool BufferParams::layoutModuleCanBeAdded(string const & modName) const
2114 {
2115         return layout_modules_.moduleCanBeAdded(modName, baseClass());
2116 }
2117
2118
2119 bool BufferParams::citationModuleCanBeAdded(string const & modName) const
2120 {
2121         return cite_engine_.moduleCanBeAdded(modName, baseClass());
2122 }
2123
2124
2125 bool BufferParams::addLayoutModule(string const & modName)
2126 {
2127         LayoutModuleList::const_iterator it = layout_modules_.begin();
2128         LayoutModuleList::const_iterator end = layout_modules_.end();
2129         for (; it != end; ++it)
2130                 if (*it == modName)
2131                         return false;
2132         layout_modules_.push_back(modName);
2133         return true;
2134 }
2135
2136
2137 string BufferParams::bufferFormat() const
2138 {
2139         string format = documentClass().outputFormat();
2140         if (format == "latex") {
2141                 if (useNonTeXFonts)
2142                         return "xetex";
2143                 if (encoding().package() == Encoding::japanese)
2144                         return "platex";
2145         }
2146         return format;
2147 }
2148
2149
2150 bool BufferParams::isExportable(string const & format) const
2151 {
2152         vector<string> backs = backends();
2153         for (vector<string>::const_iterator it = backs.begin();
2154              it != backs.end(); ++it)
2155                 if (theConverters().isReachable(*it, format))
2156                         return true;
2157         return false;
2158 }
2159
2160
2161 vector<Format const *> BufferParams::exportableFormats(bool only_viewable) const
2162 {
2163         vector<string> const backs = backends();
2164         set<string> excludes;
2165         if (useNonTeXFonts) {
2166                 excludes.insert("latex");
2167                 excludes.insert("pdflatex");
2168         }
2169         vector<Format const *> result =
2170                 theConverters().getReachable(backs[0], only_viewable, true, excludes);
2171         for (vector<string>::const_iterator it = backs.begin() + 1;
2172              it != backs.end(); ++it) {
2173                 vector<Format const *>  r =
2174                         theConverters().getReachable(*it, only_viewable, false, excludes);
2175                 result.insert(result.end(), r.begin(), r.end());
2176         }
2177         return result;
2178 }
2179
2180
2181 bool BufferParams::isExportableFormat(string const & format) const
2182 {
2183         typedef vector<Format const *> Formats;
2184         Formats formats;
2185         formats = exportableFormats(true);
2186         Formats::const_iterator fit = formats.begin();
2187         Formats::const_iterator end = formats.end();
2188         for (; fit != end ; ++fit) {
2189                 if ((*fit)->name() == format)
2190                         return true;
2191         }
2192         return false;
2193 }
2194
2195
2196 vector<string> BufferParams::backends() const
2197 {
2198         vector<string> v;
2199         string const buffmt = bufferFormat();
2200
2201         // FIXME: Don't hardcode format names here, but use a flag
2202         if (buffmt == "latex") {
2203                 if (!useNonTeXFonts) {
2204                         v.push_back("pdflatex");
2205                         v.push_back("latex");
2206                 }
2207                 v.push_back("luatex");
2208                 v.push_back("dviluatex");
2209                 v.push_back("xetex");
2210         } else if (buffmt == "xetex") {
2211                 v.push_back("xetex");
2212                 // FIXME: need to test all languages (bug 8205)
2213                 if (!language || !language->isPolyglossiaExclusive()) {
2214                         v.push_back("luatex");
2215                         v.push_back("dviluatex");
2216                 }
2217         } else
2218                 v.push_back(buffmt);
2219
2220         v.push_back("xhtml");
2221         v.push_back("text");
2222         v.push_back("lyx");
2223         return v;
2224 }
2225
2226
2227 OutputParams::FLAVOR BufferParams::getOutputFlavor(string const format) const
2228 {
2229         string const dformat = (format.empty() || format == "default") ?
2230                 getDefaultOutputFormat() : format;
2231         DefaultFlavorCache::const_iterator it =
2232                 default_flavors_.find(dformat);
2233
2234         if (it != default_flavors_.end())
2235                 return it->second;
2236
2237         OutputParams::FLAVOR result = OutputParams::LATEX;
2238
2239         // FIXME It'd be better not to hardcode this, but to do
2240         //       something with formats.
2241         if (dformat == "xhtml")
2242                 result = OutputParams::HTML;
2243         else if (dformat == "text")
2244                 result = OutputParams::TEXT;
2245         else if (dformat == "lyx")
2246                 result = OutputParams::LYX;
2247         else if (dformat == "pdflatex")
2248                 result = OutputParams::PDFLATEX;
2249         else if (dformat == "xetex")
2250                 result = OutputParams::XETEX;
2251         else if (dformat == "luatex")
2252                 result = OutputParams::LUATEX;
2253         else if (dformat == "dviluatex")
2254                 result = OutputParams::DVILUATEX;
2255         else {
2256                 // Try to determine flavor of default output format
2257                 vector<string> backs = backends();
2258                 if (find(backs.begin(), backs.end(), dformat) == backs.end()) {
2259                         // Get shortest path to format
2260                         Graph::EdgePath path;
2261                         for (vector<string>::const_iterator it = backs.begin();
2262                             it != backs.end(); ++it) {
2263                                 Graph::EdgePath p = theConverters().getPath(*it, dformat);
2264                                 if (!p.empty() && (path.empty() || p.size() < path.size())) {
2265                                         path = p;
2266                                 }
2267                         }
2268                         if (!path.empty())
2269                                 result = theConverters().getFlavor(path);
2270                 }
2271         }
2272         // cache this flavor
2273         default_flavors_[dformat] = result;
2274         return result;
2275 }
2276
2277
2278 string BufferParams::getDefaultOutputFormat() const
2279 {
2280         if (!default_output_format.empty()
2281             && default_output_format != "default")
2282                 return default_output_format;
2283         if (isDocBook()
2284             || useNonTeXFonts
2285             || encoding().package() == Encoding::japanese) {
2286                 vector<Format const *> const formats = exportableFormats(true);
2287                 if (formats.empty())
2288                         return string();
2289                 // return the first we find
2290                 return formats.front()->name();
2291         }
2292         return lyxrc.default_view_format;
2293 }
2294
2295 Font const BufferParams::getFont() const
2296 {
2297         FontInfo f = documentClass().defaultfont();
2298         if (fonts_default_family == "rmdefault")
2299                 f.setFamily(ROMAN_FAMILY);
2300         else if (fonts_default_family == "sfdefault")
2301                 f.setFamily(SANS_FAMILY);
2302         else if (fonts_default_family == "ttdefault")
2303                 f.setFamily(TYPEWRITER_FAMILY);
2304         return Font(f, language);
2305 }
2306
2307
2308 InsetQuotes::QuoteLanguage BufferParams::getQuoteStyle(string const qs) const
2309 {
2310         return quoteslangtranslator().find(qs);
2311 }
2312
2313
2314 bool BufferParams::isLatex() const
2315 {
2316         return documentClass().outputType() == LATEX;
2317 }
2318
2319
2320 bool BufferParams::isLiterate() const
2321 {
2322         return documentClass().outputType() == LITERATE;
2323 }
2324
2325
2326 bool BufferParams::isDocBook() const
2327 {
2328         return documentClass().outputType() == DOCBOOK;
2329 }
2330
2331
2332 void BufferParams::readPreamble(Lexer & lex)
2333 {
2334         if (lex.getString() != "\\begin_preamble")
2335                 lyxerr << "Error (BufferParams::readPreamble):"
2336                         "consistency check failed." << endl;
2337
2338         preamble = lex.getLongString("\\end_preamble");
2339 }
2340
2341
2342 void BufferParams::readLocalLayout(Lexer & lex)
2343 {
2344         if (lex.getString() != "\\begin_local_layout")
2345                 lyxerr << "Error (BufferParams::readLocalLayout):"
2346                         "consistency check failed." << endl;
2347
2348         local_layout = lex.getLongString("\\end_local_layout");
2349 }
2350
2351
2352 bool BufferParams::setLanguage(string const & lang)
2353 {
2354         Language const *new_language = languages.getLanguage(lang);
2355         if (!new_language) {
2356                 // Language lang was not found
2357                 return false;
2358         }
2359         language = new_language;
2360         return true;
2361 }
2362
2363
2364 void BufferParams::readLanguage(Lexer & lex)
2365 {
2366         if (!lex.next()) return;
2367
2368         string const tmptok = lex.getString();
2369
2370         // check if tmptok is part of tex_babel in tex-defs.h
2371         if (!setLanguage(tmptok)) {
2372                 // Language tmptok was not found
2373                 language = default_language;
2374                 lyxerr << "Warning: Setting language `"
2375                        << tmptok << "' to `" << language->lang()
2376                        << "'." << endl;
2377         }
2378 }
2379
2380
2381 void BufferParams::readGraphicsDriver(Lexer & lex)
2382 {
2383         if (!lex.next())
2384                 return;
2385
2386         string const tmptok = lex.getString();
2387         // check if tmptok is part of tex_graphics in tex_defs.h
2388         int n = 0;
2389         while (true) {
2390                 string const test = tex_graphics[n++];
2391
2392                 if (test == tmptok) {
2393                         graphics_driver = tmptok;
2394                         break;
2395                 }
2396                 if (test.empty()) {
2397                         lex.printError(
2398                                 "Warning: graphics driver `$$Token' not recognized!\n"
2399                                 "         Setting graphics driver to `default'.\n");
2400                         graphics_driver = "default";
2401                         break;
2402                 }
2403         }
2404 }
2405
2406
2407 void BufferParams::readBullets(Lexer & lex)
2408 {
2409         if (!lex.next())
2410                 return;
2411
2412         int const index = lex.getInteger();
2413         lex.next();
2414         int temp_int = lex.getInteger();
2415         user_defined_bullet(index).setFont(temp_int);
2416         temp_bullet(index).setFont(temp_int);
2417         lex >> temp_int;
2418         user_defined_bullet(index).setCharacter(temp_int);
2419         temp_bullet(index).setCharacter(temp_int);
2420         lex >> temp_int;
2421         user_defined_bullet(index).setSize(temp_int);
2422         temp_bullet(index).setSize(temp_int);
2423 }
2424
2425
2426 void BufferParams::readBulletsLaTeX(Lexer & lex)
2427 {
2428         // The bullet class should be able to read this.
2429         if (!lex.next())
2430                 return;
2431         int const index = lex.getInteger();
2432         lex.next(true);
2433         docstring const temp_str = lex.getDocString();
2434
2435         user_defined_bullet(index).setText(temp_str);
2436         temp_bullet(index).setText(temp_str);
2437 }
2438
2439
2440 void BufferParams::readModules(Lexer & lex)
2441 {
2442         if (!lex.eatLine()) {
2443                 lyxerr << "Error (BufferParams::readModules):"
2444                                 "Unexpected end of input." << endl;
2445                 return;
2446         }
2447         while (true) {
2448                 string mod = lex.getString();
2449                 if (mod == "\\end_modules")
2450                         break;
2451                 addLayoutModule(mod);
2452                 lex.eatLine();
2453         }
2454 }
2455
2456
2457 void BufferParams::readRemovedModules(Lexer & lex)
2458 {
2459         if (!lex.eatLine()) {
2460                 lyxerr << "Error (BufferParams::readRemovedModules):"
2461                                 "Unexpected end of input." << endl;
2462                 return;
2463         }
2464         while (true) {
2465                 string mod = lex.getString();
2466                 if (mod == "\\end_removed_modules")
2467                         break;
2468                 removed_modules_.push_back(mod);
2469                 lex.eatLine();
2470         }
2471         // now we want to remove any removed modules that were previously
2472         // added. normally, that will be because default modules were added in
2473         // setBaseClass(), which gets called when \textclass is read at the
2474         // start of the read.
2475         list<string>::const_iterator rit = removed_modules_.begin();
2476         list<string>::const_iterator const ren = removed_modules_.end();
2477         for (; rit != ren; ++rit) {
2478                 LayoutModuleList::iterator const mit = layout_modules_.begin();
2479                 LayoutModuleList::iterator const men = layout_modules_.end();
2480                 LayoutModuleList::iterator found = find(mit, men, *rit);
2481                 if (found == men)
2482                         continue;
2483                 layout_modules_.erase(found);
2484         }
2485 }
2486
2487
2488 void BufferParams::readIncludeonly(Lexer & lex)
2489 {
2490         if (!lex.eatLine()) {
2491                 lyxerr << "Error (BufferParams::readIncludeonly):"
2492                                 "Unexpected end of input." << endl;
2493                 return;
2494         }
2495         while (true) {
2496                 string child = lex.getString();
2497                 if (child == "\\end_includeonly")
2498                         break;
2499                 included_children_.push_back(child);
2500                 lex.eatLine();
2501         }
2502 }
2503
2504
2505 string BufferParams::paperSizeName(PapersizePurpose purpose) const
2506 {
2507         switch (papersize) {
2508         case PAPER_DEFAULT:
2509                 // could be anything, so don't guess
2510                 return string();
2511         case PAPER_CUSTOM: {
2512                 if (purpose == XDVI && !paperwidth.empty() &&
2513                     !paperheight.empty()) {
2514                         // heightxwidth<unit>
2515                         string first = paperwidth;
2516                         string second = paperheight;
2517                         if (orientation == ORIENTATION_LANDSCAPE)
2518                                 first.swap(second);
2519                         // cut off unit.
2520                         return first.erase(first.length() - 2)
2521                                 + "x" + second;
2522                 }
2523                 return string();
2524         }
2525         case PAPER_A0:
2526                 // dvips and dvipdfm do not know this
2527                 if (purpose == DVIPS || purpose == DVIPDFM)
2528                         return string();
2529                 return "a0";
2530         case PAPER_A1:
2531                 if (purpose == DVIPS || purpose == DVIPDFM)
2532                         return string();
2533                 return "a1";
2534         case PAPER_A2:
2535                 if (purpose == DVIPS || purpose == DVIPDFM)
2536                         return string();
2537                 return "a2";
2538         case PAPER_A3:
2539                 return "a3";
2540         case PAPER_A4:
2541                 return "a4";
2542         case PAPER_A5:
2543                 return "a5";
2544         case PAPER_A6:
2545                 if (purpose == DVIPS || purpose == DVIPDFM)
2546                         return string();
2547                 return "a6";
2548         case PAPER_B0:
2549                 if (purpose == DVIPS || purpose == DVIPDFM)
2550                         return string();
2551                 return "b0";
2552         case PAPER_B1:
2553                 if (purpose == DVIPS || purpose == DVIPDFM)
2554                         return string();
2555                 return "b1";
2556         case PAPER_B2:
2557                 if (purpose == DVIPS || purpose == DVIPDFM)
2558                         return string();
2559                 return "b2";
2560         case PAPER_B3:
2561                 if (purpose == DVIPS || purpose == DVIPDFM)
2562                         return string();
2563                 return "b3";
2564         case PAPER_B4:
2565                 // dvipdfm does not know this
2566                 if (purpose == DVIPDFM)
2567                         return string();
2568                 return "b4";
2569         case PAPER_B5:
2570                 if (purpose == DVIPDFM)
2571                         return string();
2572                 return "b5";
2573         case PAPER_B6:
2574                 if (purpose == DVIPS || purpose == DVIPDFM)
2575                         return string();
2576                 return "b6";
2577         case PAPER_C0:
2578                 if (purpose == DVIPS || purpose == DVIPDFM)
2579                         return string();
2580                 return "c0";
2581         case PAPER_C1:
2582                 if (purpose == DVIPS || purpose == DVIPDFM)
2583                         return string();
2584                 return "c1";
2585         case PAPER_C2:
2586                 if (purpose == DVIPS || purpose == DVIPDFM)
2587                         return string();
2588                 return "c2";
2589         case PAPER_C3:
2590                 if (purpose == DVIPS || purpose == DVIPDFM)
2591                         return string();
2592                 return "c3";
2593         case PAPER_C4:
2594                 if (purpose == DVIPS || purpose == DVIPDFM)
2595                         return string();
2596                 return "c4";
2597         case PAPER_C5:
2598                 if (purpose == DVIPS || purpose == DVIPDFM)
2599                         return string();
2600                 return "c5";
2601         case PAPER_C6:
2602                 if (purpose == DVIPS || purpose == DVIPDFM)
2603                         return string();
2604                 return "c6";
2605         case PAPER_JISB0:
2606                 if (purpose == DVIPS || purpose == DVIPDFM)
2607                         return string();
2608                 return "jisb0";
2609         case PAPER_JISB1:
2610                 if (purpose == DVIPS || purpose == DVIPDFM)
2611                         return string();
2612                 return "jisb1";
2613         case PAPER_JISB2:
2614                 if (purpose == DVIPS || purpose == DVIPDFM)
2615                         return string();
2616                 return "jisb2";
2617         case PAPER_JISB3:
2618                 if (purpose == DVIPS || purpose == DVIPDFM)
2619                         return string();
2620                 return "jisb3";
2621         case PAPER_JISB4:
2622                 if (purpose == DVIPS || purpose == DVIPDFM)
2623                         return string();
2624                 return "jisb4";
2625         case PAPER_JISB5:
2626                 if (purpose == DVIPS || purpose == DVIPDFM)
2627                         return string();
2628                 return "jisb5";
2629         case PAPER_JISB6:
2630                 if (purpose == DVIPS || purpose == DVIPDFM)
2631                         return string();
2632                 return "jisb6";
2633         case PAPER_USEXECUTIVE:
2634                 // dvipdfm does not know this
2635                 if (purpose == DVIPDFM)
2636                         return string();
2637                 return "foolscap";
2638         case PAPER_USLEGAL:
2639                 return "legal";
2640         case PAPER_USLETTER:
2641         default:
2642                 if (purpose == XDVI)
2643                         return "us";
2644                 return "letter";
2645         }
2646 }
2647
2648
2649 string const BufferParams::dvips_options() const
2650 {
2651         string result;
2652
2653         // If the class loads the geometry package, we do not know which
2654         // paper size is used, since we do not set it (bug 7013).
2655         // Therefore we must not specify any argument here.
2656         // dvips gets the correct paper size via DVI specials in this case
2657         // (if the class uses the geometry package correctly).
2658         if (documentClass().provides("geometry"))
2659                 return result;
2660
2661         if (use_geometry
2662             && papersize == PAPER_CUSTOM
2663             && !lyxrc.print_paper_dimension_flag.empty()
2664             && !paperwidth.empty()
2665             && !paperheight.empty()) {
2666                 // using a custom papersize
2667                 result = lyxrc.print_paper_dimension_flag;
2668                 result += ' ' + paperwidth;
2669                 result += ',' + paperheight;
2670         } else {
2671                 string const paper_option = paperSizeName(DVIPS);
2672                 if (!paper_option.empty() && (paper_option != "letter" ||
2673                     orientation != ORIENTATION_LANDSCAPE)) {
2674                         // dvips won't accept -t letter -t landscape.
2675                         // In all other cases, include the paper size
2676                         // explicitly.
2677                         result = lyxrc.print_paper_flag;
2678                         result += ' ' + paper_option;
2679                 }
2680         }
2681         if (orientation == ORIENTATION_LANDSCAPE &&
2682             papersize != PAPER_CUSTOM)
2683                 result += ' ' + lyxrc.print_landscape_flag;
2684         return result;
2685 }
2686
2687
2688 string const BufferParams::font_encoding() const
2689 {
2690         return (fontenc == "global") ? lyxrc.fontenc : fontenc;
2691 }
2692
2693
2694 string BufferParams::babelCall(string const & lang_opts, bool const langoptions) const
2695 {
2696         // suppress the babel call if there is no BabelName defined
2697         // for the document language in the lib/languages file and if no
2698         // other languages are used (lang_opts is then empty)
2699         if (lang_opts.empty())
2700                 return string();
2701         // either a specific language (AsBabelOptions setting in
2702         // lib/languages) or the prefs require the languages to
2703         // be submitted to babel itself (not the class).
2704         if (langoptions)
2705                 return "\\usepackage[" + lang_opts + "]{babel}";
2706         return "\\usepackage{babel}";
2707 }
2708
2709
2710 docstring BufferParams::getGraphicsDriver(string const & package) const
2711 {
2712         docstring result;
2713
2714         if (package == "geometry") {
2715                 if (graphics_driver == "dvips"
2716                     || graphics_driver == "dvipdfm"
2717                     || graphics_driver == "pdftex"
2718                     || graphics_driver == "vtex")
2719                         result = from_ascii(graphics_driver);
2720                 else if (graphics_driver == "dvipdfmx")
2721                         result = from_ascii("dvipdfm");
2722         }
2723
2724         return result;
2725 }
2726
2727
2728 void BufferParams::writeEncodingPreamble(otexstream & os,
2729                                          LaTeXFeatures & features) const
2730 {
2731         // XeTeX does not need this
2732         if (features.runparams().flavor == OutputParams::XETEX)
2733                 return;
2734         // LuaTeX neither, but with tex fonts, we need to load
2735         // the luainputenc package.
2736         if (features.runparams().flavor == OutputParams::LUATEX
2737                 || features.runparams().flavor == OutputParams::DVILUATEX) {
2738                 if (!useNonTeXFonts && inputenc != "default"
2739                     && ((inputenc == "auto" && language->encoding()->package() == Encoding::inputenc)
2740                         || (inputenc != "auto" && encoding().package() == Encoding::inputenc))) {
2741                         os << "\\usepackage[utf8]{luainputenc}\n";
2742                 }
2743                 return;
2744         }
2745         if (inputenc == "auto") {
2746                 string const doc_encoding =
2747                         language->encoding()->latexName();
2748                 Encoding::Package const package =
2749                         language->encoding()->package();
2750
2751                 // Create a list with all the input encodings used
2752                 // in the document
2753                 set<string> encodings =
2754                         features.getEncodingSet(doc_encoding);
2755
2756                 // If the "japanese" package (i.e. pLaTeX) is used,
2757                 // inputenc must be omitted.
2758                 // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
2759                 if ((!encodings.empty() || package == Encoding::inputenc)
2760                     && !features.isRequired("japanese")) {
2761                         os << "\\usepackage[";
2762                         set<string>::const_iterator it = encodings.begin();
2763                         set<string>::const_iterator const end = encodings.end();
2764                         if (it != end) {
2765                                 os << from_ascii(*it);
2766                                 ++it;
2767                         }
2768                         for (; it != end; ++it)
2769                                 os << ',' << from_ascii(*it);
2770                         if (package == Encoding::inputenc) {
2771                                 if (!encodings.empty())
2772                                         os << ',';
2773                                 os << from_ascii(doc_encoding);
2774                         }
2775                         os << "]{inputenc}\n";
2776                 }
2777                 if (package == Encoding::CJK || features.mustProvide("CJK")) {
2778                         if (language->encoding()->name() == "utf8-cjk"
2779                             && LaTeXFeatures::isAvailable("CJKutf8"))
2780                                 os << "\\usepackage{CJKutf8}\n";
2781                         else
2782                                 os << "\\usepackage{CJK}\n";
2783                 }
2784         } else if (inputenc != "default") {
2785                 switch (encoding().package()) {
2786                 case Encoding::none:
2787                 case Encoding::japanese:
2788                         break;
2789                 case Encoding::inputenc:
2790                         // do not load inputenc if japanese is used
2791                         if (features.isRequired("japanese"))
2792                                 break;
2793                         os << "\\usepackage[" << from_ascii(encoding().latexName())
2794                            << "]{inputenc}\n";
2795                         break;
2796                 case Encoding::CJK:
2797                         if (encoding().name() == "utf8-cjk"
2798                             && LaTeXFeatures::isAvailable("CJKutf8"))
2799                                 os << "\\usepackage{CJKutf8}\n";
2800                         else
2801                                 os << "\\usepackage{CJK}\n";
2802                         break;
2803                 }
2804         }
2805 }
2806
2807
2808 string const BufferParams::parseFontName(string const & name) const
2809 {
2810         string mangled = name;
2811         size_t const idx = mangled.find('[');
2812         if (idx == string::npos || idx == 0)
2813                 return mangled;
2814         else
2815                 return mangled.substr(0, idx - 1);
2816 }
2817
2818
2819 string const BufferParams::loadFonts(LaTeXFeatures & features) const
2820 {
2821         if (fonts_roman == "default" && fonts_sans == "default"
2822             && fonts_typewriter == "default"
2823             && (fonts_math == "default" || fonts_math == "auto"))
2824                 //nothing to do
2825                 return string();
2826
2827         ostringstream os;
2828
2829         /* Fontspec (XeTeX, LuaTeX): we provide GUI support for oldstyle
2830          * numbers (Numbers=OldStyle) and sf/tt scaling. The Ligatures=TeX/
2831          * Mapping=tex-text option assures TeX ligatures (such as "--")
2832          * are resolved. Note that tt does not use these ligatures.
2833          * TODO:
2834          *    -- add more GUI options?
2835          *    -- add more fonts (fonts for other scripts)
2836          *    -- if there's a way to find out if a font really supports
2837          *       OldStyle, enable/disable the widget accordingly.
2838         */
2839         if (useNonTeXFonts && features.isAvailable("fontspec")) {
2840                 // "Mapping=tex-text" and "Ligatures=TeX" are equivalent.
2841                 // However, until v.2 (2010/07/11) fontspec only knew
2842                 // Mapping=tex-text (for XeTeX only); then "Ligatures=TeX"
2843                 // was introduced for both XeTeX and LuaTeX (LuaTeX
2844                 // didn't understand "Mapping=tex-text", while XeTeX
2845                 // understood both. With most recent versions, both
2846                 // variants are understood by both engines. However,
2847                 // we want to provide support for at least TeXLive 2009
2848                 // (for XeTeX; LuaTeX is only supported as of v.2)
2849                 string const texmapping =
2850                         (features.runparams().flavor == OutputParams::XETEX) ?
2851                         "Mapping=tex-text" : "Ligatures=TeX";
2852                 if (fonts_roman != "default") {
2853                         os << "\\setmainfont[" << texmapping;
2854                         if (fonts_old_figures)
2855                                 os << ",Numbers=OldStyle";
2856                         os << "]{" << parseFontName(fonts_roman) << "}\n";
2857                 }
2858                 if (fonts_sans != "default") {
2859                         string const sans = parseFontName(fonts_sans);
2860                         if (fonts_sans_scale != 100)
2861                                 os << "\\setsansfont[Scale="
2862                                    << float(fonts_sans_scale) / 100
2863                                    << "," << texmapping << "]{"
2864                                    << sans << "}\n";
2865                         else
2866                                 os << "\\setsansfont[" << texmapping << "]{"
2867                                    << sans << "}\n";
2868                 }
2869                 if (fonts_typewriter != "default") {
2870                         string const mono = parseFontName(fonts_typewriter);
2871                         if (fonts_typewriter_scale != 100)
2872                                 os << "\\setmonofont[Scale="
2873                                    << float(fonts_typewriter_scale) / 100
2874                                    << "]{"
2875                                    << mono << "}\n";
2876                         else
2877                                 os << "\\setmonofont{"
2878                                    << mono << "}\n";
2879                 }
2880                 return os.str();
2881         }
2882
2883         // Tex Fonts
2884         bool const ot1 = (font_encoding() == "default" || font_encoding() == "OT1");
2885         bool const dryrun = features.runparams().dryrun;
2886         bool const complete = (fonts_sans == "default" && fonts_typewriter == "default");
2887         bool const nomath = (fonts_math == "default");
2888
2889         // ROMAN FONTS
2890         os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_roman)).getLaTeXCode(
2891                 dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
2892                 nomath);
2893
2894         // SANS SERIF
2895         os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_sans)).getLaTeXCode(
2896                 dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
2897                 nomath, fonts_sans_scale);
2898
2899         // MONOSPACED/TYPEWRITER
2900         os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_typewriter)).getLaTeXCode(
2901                 dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
2902                 nomath, fonts_typewriter_scale);
2903
2904         // MATH
2905         os << theLaTeXFonts().getLaTeXFont(from_ascii(fonts_math)).getLaTeXCode(
2906                 dryrun, ot1, complete, fonts_expert_sc, fonts_old_figures,
2907                 nomath);
2908
2909         return os.str();
2910 }
2911
2912
2913 Encoding const & BufferParams::encoding() const
2914 {
2915         // FIXME: actually, we should check for the flavor
2916         // or runparams.isFullyUnicode() here:
2917         // This check will not work with XeTeX/LuaTeX and tex fonts.
2918         // Thus we have to reset the encoding in Buffer::makeLaTeXFile.
2919         if (useNonTeXFonts)
2920                 return *(encodings.fromLyXName("utf8-plain"));
2921         if (inputenc == "auto" || inputenc == "default")
2922                 return *language->encoding();
2923         Encoding const * const enc = encodings.fromLyXName(inputenc);
2924         if (enc)
2925                 return *enc;
2926         LYXERR0("Unknown inputenc value `" << inputenc
2927                << "'. Using `auto' instead.");
2928         return *language->encoding();
2929 }
2930
2931
2932 bool BufferParams::addCiteEngine(string const & engine)
2933 {
2934         LayoutModuleList::const_iterator it = cite_engine_.begin();
2935         LayoutModuleList::const_iterator en = cite_engine_.end();
2936         for (; it != en; ++it)
2937                 if (*it == engine)
2938                         return false;
2939         cite_engine_.push_back(engine);
2940         return true;
2941 }
2942
2943
2944 bool BufferParams::addCiteEngine(vector<string> const & engine)
2945 {
2946         vector<string>::const_iterator it = engine.begin();
2947         vector<string>::const_iterator en = engine.end();
2948         bool ret = true;
2949         for (; it != en; ++it)
2950                 if (!addCiteEngine(*it))
2951                         ret = false;
2952         return ret;
2953 }
2954
2955
2956 string const & BufferParams::defaultBiblioStyle() const
2957 {
2958         return documentClass().defaultBiblioStyle();
2959 }
2960
2961
2962 bool const & BufferParams::fullAuthorList() const
2963 {
2964         return documentClass().fullAuthorList();
2965 }
2966
2967
2968 void BufferParams::setCiteEngine(string const & engine)
2969 {
2970         clearCiteEngine();
2971         addCiteEngine(engine);
2972 }
2973
2974
2975 void BufferParams::setCiteEngine(vector<string> const & engine)
2976 {
2977         clearCiteEngine();
2978         addCiteEngine(engine);
2979 }
2980
2981
2982 vector<string> BufferParams::citeCommands() const
2983 {
2984         static CitationStyle const default_style;
2985         vector<string> commands =
2986                 documentClass().citeCommands(citeEngineType());
2987         if (commands.empty())
2988                 commands.push_back(default_style.cmd);
2989         return commands;
2990 }
2991
2992
2993 vector<CitationStyle> BufferParams::citeStyles() const
2994 {
2995         static CitationStyle const default_style;
2996         vector<CitationStyle> styles =
2997                 documentClass().citeStyles(citeEngineType());
2998         if (styles.empty())
2999                 styles.push_back(default_style);
3000         return styles;
3001 }
3002
3003 } // namespace lyx