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