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 "ModuleList.h"
  34 #include "Font.h"
  35 #include "Lexer.h"
  36 #include "LyXRC.h"
  37 #include "OutputParams.h"
  38 #include "Spacing.h"
  39 #include "TexRow.h"
  40 #include "VSpace.h"
  41 #include "PDFOptions.h"
  42
  43 #include "frontends/alert.h"
  44
  45 #include "insets/InsetListingsParams.h"
  46
  47 #include "support/convert.h"
  48 #include "support/debug.h"
  49 #include "support/docstream.h"
  50 #include "support/FileName.h"
  51 #include "support/filetools.h"
  52 #include "support/gettext.h"
  53 #include "support/Messages.h"
  54 #include "support/Translator.h"
  55 #include "support/lstrings.h"
  56
  57 #include <algorithm>
  58 #include <sstream>
  59
  60 using namespace std;
  61 using namespace lyx::support;
  62
  63
  64 static char const * const string_paragraph_separation[] = {
  65         "indent", "skip", ""
  66 };
  67
  68
  69 static char const * const string_quotes_language[] = {
  70         "english", "swedish", "german", "polish", "french", "danish", ""
  71 };
  72
  73
  74 static char const * const string_papersize[] = {
  75         "default", "custom", "letterpaper", "legalpaper", "executivepaper",
  76         "a0paper", "a1paper", "a2paper", "a3paper",     "a4paper", "a5paper",
  77         "a6paper", "b0paper", "b1paper", "b2paper","b3paper", "b4paper",
  78         "b5paper", "b6paper", "c0paper", "c1paper", "c2paper", "c3paper",
  79         "c4paper", "c5paper", "c6paper", "b0j", "b1j", "b2j", "b3j", "b4j", "b5j",
  80         "b6j", ""
  81 };
  82
  83
  84 static char const * const string_orientation[] = {
  85         "portrait", "landscape", ""
  86 };
  87
  88
  89 static char const * const string_footnotekinds[] = {
  90         "footnote", "margin", "fig", "tab", "alg", "wide-fig", "wide-tab", ""
  91 };
  92
  93
  94 static char const * const tex_graphics[] = {
  95         "default", "dvialw", "dvilaser", "dvipdf", "dvipdfm", "dvipdfmx",
  96         "dvips", "dvipsone", "dvitops", "dviwin", "dviwindo", "dvi2ps", "emtex",
  97         "ln", "oztex", "pctexhp", "pctexps", "pctexwin", "pctex32", "pdftex",
  98         "psprint", "pubps", "tcidvi", "textures", "truetex", "vtex", "xdvi",
  99         "xetex", "none", ""
 100 };
 101
 102
 103
 104 namespace lyx {
 105
 106 // Local translators
 107 namespace {
 108
 109 // Paragraph separation
 110 typedef Translator<string, BufferParams::ParagraphSeparation> ParSepTranslator;
 111
 112
 113 ParSepTranslator const init_parseptranslator()
 114 {
 115         ParSepTranslator translator
 116                 (string_paragraph_separation[0], BufferParams::ParagraphIndentSeparation);
 117         translator.addPair(string_paragraph_separation[1], BufferParams::ParagraphSkipSeparation);
 118         return translator;
 119 }
 120
 121
 122 ParSepTranslator const & parseptranslator()
 123 {
 124         static ParSepTranslator translator = init_parseptranslator();
 125         return translator;
 126 }
 127
 128
 129 // Quotes language
 130 typedef Translator<string, InsetQuotes::QuoteLanguage> QuotesLangTranslator;
 131
 132
 133 QuotesLangTranslator const init_quoteslangtranslator()
 134 {
 135         QuotesLangTranslator translator
 136                 (string_quotes_language[0], InsetQuotes::EnglishQuotes);
 137         translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQuotes);
 138         translator.addPair(string_quotes_language[2], InsetQuotes::GermanQuotes);
 139         translator.addPair(string_quotes_language[3], InsetQuotes::PolishQuotes);
 140         translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQuotes);
 141         translator.addPair(string_quotes_language[5], InsetQuotes::DanishQuotes);
 142         return translator;
 143 }
 144
 145
 146 QuotesLangTranslator const & quoteslangtranslator()
 147 {
 148         static QuotesLangTranslator translator = init_quoteslangtranslator();
 149         return translator;
 150 }
 151
 152
 153 // Paper size
 154 typedef Translator<string, PAPER_SIZE> PaperSizeTranslator;
 155
 156
 157 static PaperSizeTranslator initPaperSizeTranslator()
 158 {
 159         PaperSizeTranslator translator(string_papersize[0], PAPER_DEFAULT);
 160         translator.addPair(string_papersize[1], PAPER_CUSTOM);
 161         translator.addPair(string_papersize[2], PAPER_USLETTER);
 162         translator.addPair(string_papersize[3], PAPER_USLEGAL);
 163         translator.addPair(string_papersize[4], PAPER_USEXECUTIVE);
 164         translator.addPair(string_papersize[5], PAPER_A0);
 165         translator.addPair(string_papersize[6], PAPER_A1);
 166         translator.addPair(string_papersize[7], PAPER_A2);
 167         translator.addPair(string_papersize[8], PAPER_A3);
 168         translator.addPair(string_papersize[9], PAPER_A4);
 169         translator.addPair(string_papersize[10], PAPER_A5);
 170         translator.addPair(string_papersize[11], PAPER_A6);
 171         translator.addPair(string_papersize[12], PAPER_B0);
 172         translator.addPair(string_papersize[13], PAPER_B1);
 173         translator.addPair(string_papersize[14], PAPER_B2);
 174         translator.addPair(string_papersize[15], PAPER_B3);
 175         translator.addPair(string_papersize[16], PAPER_B4);
 176         translator.addPair(string_papersize[17], PAPER_B5);
 177         translator.addPair(string_papersize[18], PAPER_B6);
 178         translator.addPair(string_papersize[19], PAPER_C0);
 179         translator.addPair(string_papersize[20], PAPER_C1);
 180         translator.addPair(string_papersize[21], PAPER_C2);
 181         translator.addPair(string_papersize[22], PAPER_C3);
 182         translator.addPair(string_papersize[23], PAPER_C4);
 183         translator.addPair(string_papersize[24], PAPER_C5);
 184         translator.addPair(string_papersize[25], PAPER_C6);
 185         translator.addPair(string_papersize[26], PAPER_JISB0);
 186         translator.addPair(string_papersize[27], PAPER_JISB1);
 187         translator.addPair(string_papersize[28], PAPER_JISB2);
 188         translator.addPair(string_papersize[29], PAPER_JISB3);
 189         translator.addPair(string_papersize[30], PAPER_JISB4);
 190         translator.addPair(string_papersize[31], PAPER_JISB5);
 191         translator.addPair(string_papersize[32], PAPER_JISB6);
 192         return translator;
 193 }
 194
 195
 196 PaperSizeTranslator const & papersizetranslator()
 197 {
 198         static PaperSizeTranslator translator = initPaperSizeTranslator();
 199         return translator;
 200 }
 201
 202
 203 // Paper orientation
 204 typedef Translator<string, PAPER_ORIENTATION> PaperOrientationTranslator;
 205
 206
 207 PaperOrientationTranslator const init_paperorientationtranslator()
 208 {
 209         PaperOrientationTranslator translator(string_orientation[0], ORIENTATION_PORTRAIT);
 210         translator.addPair(string_orientation[1], ORIENTATION_LANDSCAPE);
 211         return translator;
 212 }
 213
 214
 215 PaperOrientationTranslator const & paperorientationtranslator()
 216 {
 217         static PaperOrientationTranslator translator = init_paperorientationtranslator();
 218         return translator;
 219 }
 220
 221
 222 // Page sides
 223 typedef Translator<int, PageSides> SidesTranslator;
 224
 225
 226 SidesTranslator const init_sidestranslator()
 227 {
 228         SidesTranslator translator(1, OneSide);
 229         translator.addPair(2, TwoSides);
 230         return translator;
 231 }
 232
 233
 234 SidesTranslator const & sidestranslator()
 235 {
 236         static SidesTranslator translator = init_sidestranslator();
 237         return translator;
 238 }
 239
 240
 241 // LaTeX packages
 242 typedef Translator<int, BufferParams::Package> PackageTranslator;
 243
 244
 245 PackageTranslator const init_packagetranslator()
 246 {
 247         PackageTranslator translator(0, BufferParams::package_off);
 248         translator.addPair(1, BufferParams::package_auto);
 249         translator.addPair(2, BufferParams::package_on);
 250         return translator;
 251 }
 252
 253
 254 PackageTranslator const & packagetranslator()
 255 {
 256         static PackageTranslator translator = init_packagetranslator();
 257         return translator;
 258 }
 259
 260
 261 // Cite engine
 262 typedef Translator<string, CiteEngineType> CiteEngineTypeTranslator;
 263
 264
 265 CiteEngineTypeTranslator const init_citeenginetypetranslator()
 266 {
 267         CiteEngineTypeTranslator translator("authoryear", ENGINE_TYPE_AUTHORYEAR);
 268         translator.addPair("numerical", ENGINE_TYPE_NUMERICAL);
 269         return translator;
 270 }
 271
 272
 273 CiteEngineTypeTranslator const & citeenginetypetranslator()
 274 {
 275         static CiteEngineTypeTranslator translator = init_citeenginetypetranslator();
 276         return translator;
 277 }
 278
 279
 280 // Spacing
 281 typedef Translator<string, Spacing::Space> SpaceTranslator;
 282
 283
 284 SpaceTranslator const init_spacetranslator()
 285 {
 286         SpaceTranslator translator("default", Spacing::Default);
 287         translator.addPair("single", Spacing::Single);
 288         translator.addPair("onehalf", Spacing::Onehalf);
 289         translator.addPair("double", Spacing::Double);
 290         translator.addPair("other", Spacing::Other);
 291         return translator;
 292 }
 293
 294
 295 SpaceTranslator const & spacetranslator()
 296 {
 297         static SpaceTranslator translator = init_spacetranslator();
 298         return translator;
 299 }
 300
 301 } // anon namespace
 302
 303
 304 class BufferParams::Impl
 305 {
 306 public:
 307         Impl();
 308
 309         AuthorList authorlist;
 310         BranchList branchlist;
 311         Bullet temp_bullets[4];
 312         Bullet user_defined_bullets[4];
 313         IndicesList indiceslist;
 314         Spacing spacing;
 315         /** This is the amount of space used for paragraph_separation "skip",
 316          * and for detached paragraphs in "indented" documents.
 317          */
 318         HSpace indentation;
 319         VSpace defskip;
 320         PDFOptions pdfoptions;
 321         LayoutFileIndex baseClass_;
 322 };
 323
 324
 325 BufferParams::Impl::Impl()
 326         : defskip(VSpace::MEDSKIP), baseClass_(string(""))
 327 {
 328         // set initial author
 329         // FIXME UNICODE
 330         authorlist.record(Author(from_utf8(lyxrc.user_name), from_utf8(lyxrc.user_email)));
 331 }
 332
 333
 334 BufferParams::Impl *
 335 BufferParams::MemoryTraits::clone(BufferParams::Impl const * ptr)
 336 {
 337         LASSERT(ptr, /**/);
 338
 339         return new BufferParams::Impl(*ptr);
 340 }
 341
 342
 343 void BufferParams::MemoryTraits::destroy(BufferParams::Impl * ptr)
 344 {
 345         delete ptr;
 346 }
 347
 348
 349 BufferParams::BufferParams()
 350         : pimpl_(new Impl)
 351 {
 352         setBaseClass(defaultBaseclass());
 353         makeDocumentClass();
 354         paragraph_separation = ParagraphIndentSeparation;
 355         quotes_language = InsetQuotes::EnglishQuotes;
 356         fontsize = "default";
 357
 358         /*  PaperLayout */
 359         papersize = PAPER_DEFAULT;
 360         orientation = ORIENTATION_PORTRAIT;
 361         use_geometry = false;
 362         cite_engine_.push_back("basic");
 363         cite_engine_type_ = ENGINE_TYPE_NUMERICAL;
 364         biblio_style = "plain";
 365         use_bibtopic = false;
 366         use_indices = false;
 367         trackChanges = false;
 368         outputChanges = false;
 369         use_default_options = true;
 370         maintain_unincluded_children = false;
 371         secnumdepth = 3;
 372         tocdepth = 3;
 373         language = default_language;
 374         fontenc = "global";
 375         fonts_roman = "default";
 376         fonts_sans = "default";
 377         fonts_typewriter = "default";
 378         fonts_default_family = "default";
 379         useNonTeXFonts = false;
 380         fonts_expert_sc = false;
 381         fonts_old_figures = false;
 382         fonts_sans_scale = 100;
 383         fonts_typewriter_scale = 100;
 384         inputenc = "auto";
 385         lang_package = "default";
 386         graphics_driver = "default";
 387         default_output_format = "default";
 388         bibtex_command = "default";
 389         index_command = "default";
 390         sides = OneSide;
 391         columns = 1;
 392         listings_params = string();
 393         pagestyle = "default";
 394         suppress_date = false;
 395         justification = true;
 396         // no color is the default (white)
 397         backgroundcolor = lyx::rgbFromHexName("#ffffff");
 398         isbackgroundcolor = false;
 399         // no color is the default (black)
 400         fontcolor = lyx::rgbFromHexName("#000000");
 401         isfontcolor = false;
 402         // light gray is the default font color for greyed-out notes
 403         notefontcolor = lyx::rgbFromHexName("#cccccc");
 404         boxbgcolor = lyx::rgbFromHexName("#ff0000");
 405         compressed = lyxrc.save_compressed;
 406         for (int iter = 0; iter < 4; ++iter) {
 407                 user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 408                 temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 409         }
 410         // default index
 411         indiceslist().addDefault(B_("Index"));
 412         html_be_strict = false;
 413         html_math_output = MathML;
 414         html_math_img_scale = 1.0;
 415         html_css_as_file = false;
 416
 417         output_sync = false;
 418         use_refstyle = true;
 419 }
 420
 421
 422 docstring BufferParams::B_(string const & l10n) const
 423 {
 424         LASSERT(language, /**/);
 425         return getMessages(language->code()).get(l10n);
 426 }
 427
 428
 429 BufferParams::Package BufferParams::use_package(std::string const & p) const
 430 {
 431         PackageMap::const_iterator it = use_packages.find(p);
 432         if (it == use_packages.end())
 433                 return package_auto;
 434         return it->second;
 435 }
 436
 437
 438 void BufferParams::use_package(std::string const & p, BufferParams::Package u)
 439 {
 440         use_packages[p] = u;
 441 }
 442
 443
 444 vector<string> const & BufferParams::auto_packages()
 445 {
 446         static vector<string> packages;
 447         if (packages.empty()) {
 448                 // adding a package here implies a file format change!
 449                 packages.push_back("amsmath");
 450                 packages.push_back("amssymb");
 451                 packages.push_back("esint");
 452                 packages.push_back("mathdots");
 453                 packages.push_back("mathtools");
 454                 packages.push_back("mhchem");
 455                 packages.push_back("undertilde");
 456         }
 457         return packages;
 458 }
 459
 460
 461 AuthorList & BufferParams::authors()
 462 {
 463         return pimpl_->authorlist;
 464 }
 465
 466
 467 AuthorList const & BufferParams::authors() const
 468 {
 469         return pimpl_->authorlist;
 470 }
 471
 472
 473 BranchList & BufferParams::branchlist()
 474 {
 475         return pimpl_->branchlist;
 476 }
 477
 478
 479 BranchList const & BufferParams::branchlist() const
 480 {
 481         return pimpl_->branchlist;
 482 }
 483
 484
 485 IndicesList & BufferParams::indiceslist()
 486 {
 487         return pimpl_->indiceslist;
 488 }
 489
 490
 491 IndicesList const & BufferParams::indiceslist() const
 492 {
 493         return pimpl_->indiceslist;
 494 }
 495
 496
 497 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 498 {
 499         LASSERT(index < 4, /**/);
 500         return pimpl_->temp_bullets[index];
 501 }
 502
 503
 504 Bullet const & BufferParams::temp_bullet(lyx::size_type const index) const
 505 {
 506         LASSERT(index < 4, /**/);
 507         return pimpl_->temp_bullets[index];
 508 }
 509
 510
 511 Bullet & BufferParams::user_defined_bullet(lyx::size_type const index)
 512 {
 513         LASSERT(index < 4, /**/);
 514         return pimpl_->user_defined_bullets[index];
 515 }
 516
 517
 518 Bullet const & BufferParams::user_defined_bullet(lyx::size_type const index) const
 519 {
 520         LASSERT(index < 4, /**/);
 521         return pimpl_->user_defined_bullets[index];
 522 }
 523
 524
 525 Spacing & BufferParams::spacing()
 526 {
 527         return pimpl_->spacing;
 528 }
 529
 530
 531 Spacing const & BufferParams::spacing() const
 532 {
 533         return pimpl_->spacing;
 534 }
 535
 536
 537 PDFOptions & BufferParams::pdfoptions()
 538 {
 539         return pimpl_->pdfoptions;
 540 }
 541
 542
 543 PDFOptions const & BufferParams::pdfoptions() const
 544 {
 545         return pimpl_->pdfoptions;
 546 }
 547
 548
 549 HSpace const & BufferParams::getIndentation() const
 550 {
 551         return pimpl_->indentation;
 552 }
 553
 554
 555 void BufferParams::setIndentation(HSpace const & indent)
 556 {
 557         pimpl_->indentation = indent;
 558 }
 559
 560
 561 VSpace const & BufferParams::getDefSkip() const
 562 {
 563         return pimpl_->defskip;
 564 }
 565
 566
 567 void BufferParams::setDefSkip(VSpace const & vs)
 568 {
 569         // DEFSKIP will cause an infinite loop
 570         LASSERT(vs.kind() != VSpace::DEFSKIP, return);
 571         pimpl_->defskip = vs;
 572 }
 573
 574
 575 string BufferParams::readToken(Lexer & lex, string const & token,
 576         FileName const & filepath)
 577 {
 578         if (token == "\\textclass") {
 579                 lex.next();
 580                 string const classname = lex.getString();
 581                 // if there exists a local layout file, ignore the system one
 582                 // NOTE: in this case, the textclass (.cls file) is assumed to
 583                 // be available.
 584                 string tcp;
 585                 LayoutFileList & bcl = LayoutFileList::get();
 586                 if (tcp.empty() && !filepath.empty())
 587                         tcp = bcl.addLocalLayout(classname, filepath.absFileName());
 588                 if (!tcp.empty())
 589                         setBaseClass(tcp);
 590                 else
 591                         setBaseClass(classname);
 592                 // We assume that a tex class exists for local or unknown
 593                 // layouts so this warning, will only be given for system layouts.
 594                 if (!baseClass()->isTeXClassAvailable()) {
 595                         docstring const desc =
 596                                 translateIfPossible(from_utf8(baseClass()->description()));
 597                         docstring const prereqs =
 598                                 from_utf8(baseClass()->prerequisites());
 599                         docstring const msg =
 600                                 bformat(_("The selected document class\n"
 601                                                  "\t%1$s\n"
 602                                                  "requires external files that are not available.\n"
 603                                                  "The document class can still be used, but the\n"
 604                                                  "document cannot be compiled until the following\n"
 605                                                  "prerequisites are installed:\n"
 606                                                  "\t%2$s\n"
 607                                                  "See section 3.1.2.2 (Class Availability) of the\n"
 608                                                  "User's Guide for more information."), desc, prereqs);
 609                         frontend::Alert::warning(_("Document class not available"),
 610                                        msg);
 611                 }
 612         } else if (token == "\\begin_preamble") {
 613                 readPreamble(lex);
 614         } else if (token == "\\begin_local_layout") {
 615                 readLocalLayout(lex);
 616         } else if (token == "\\begin_modules") {
 617                 readModules(lex);
 618         } else if (token == "\\begin_removed_modules") {
 619                 readRemovedModules(lex);
 620         } else if (token == "\\begin_includeonly") {
 621                 readIncludeonly(lex);
 622         } else if (token == "\\maintain_unincluded_children") {
 623                 lex >> maintain_unincluded_children;
 624         } else if (token == "\\options") {
 625                 lex.eatLine();
 626                 options = lex.getString();
 627         } else if (token == "\\use_default_options") {
 628                 lex >> use_default_options;
 629         } else if (token == "\\master") {
 630                 lex.eatLine();
 631                 master = lex.getString();
 632         } else if (token == "\\suppress_date") {
 633                 lex >> suppress_date;
 634         } else if (token == "\\justification") {
 635                 lex >> justification;
 636         } else if (token == "\\language") {
 637                 readLanguage(lex);
 638         } else if (token == "\\language_package") {
 639                 lex.eatLine();
 640                 lang_package = lex.getString();
 641         } else if (token == "\\inputencoding") {
 642                 lex >> inputenc;
 643         } else if (token == "\\graphics") {
 644                 readGraphicsDriver(lex);
 645         } else if (token == "\\default_output_format") {
 646                 lex >> default_output_format;
 647         } else if (token == "\\bibtex_command") {
 648                 lex.eatLine();
 649                 bibtex_command = lex.getString();
 650         } else if (token == "\\index_command") {
 651                 lex.eatLine();
 652                 index_command = lex.getString();
 653         } else if (token == "\\fontencoding") {
 654                 lex.eatLine();
 655                 fontenc = lex.getString();
 656         } else if (token == "\\font_roman") {
 657                 lex.eatLine();
 658                 fonts_roman = lex.getString();
 659         } else if (token == "\\font_sans") {
 660                 lex.eatLine();
 661                 fonts_sans = lex.getString();
 662         } else if (token == "\\font_typewriter") {
 663                 lex.eatLine();
 664                 fonts_typewriter = lex.getString();
 665         } else if (token == "\\font_default_family") {
 666                 lex >> fonts_default_family;
 667         } else if (token == "\\use_non_tex_fonts") {
 668                 lex >> useNonTeXFonts;
 669         } else if (token == "\\font_sc") {
 670                 lex >> fonts_expert_sc;
 671         } else if (token == "\\font_osf") {
 672                 lex >> fonts_old_figures;
 673         } else if (token == "\\font_sf_scale") {
 674                 lex >> fonts_sans_scale;
 675         } else if (token == "\\font_tt_scale") {
 676                 lex >> fonts_typewriter_scale;
 677         } else if (token == "\\font_cjk") {
 678                 lex >> fonts_cjk;
 679         } else if (token == "\\paragraph_separation") {
 680                 string parsep;
 681                 lex >> parsep;
 682                 paragraph_separation = parseptranslator().find(parsep);
 683         } else if (token == "\\paragraph_indentation") {
 684                 lex.next();
 685                 string indentation = lex.getString();
 686                 pimpl_->indentation = HSpace(indentation);
 687         } else if (token == "\\defskip") {
 688                 lex.next();
 689                 string const defskip = lex.getString();
 690                 pimpl_->defskip = VSpace(defskip);
 691                 if (pimpl_->defskip.kind() == VSpace::DEFSKIP)
 692                         // that is invalid
 693                         pimpl_->defskip = VSpace(VSpace::MEDSKIP);
 694         } else if (token == "\\quotes_language") {
 695                 string quotes_lang;
 696                 lex >> quotes_lang;
 697                 quotes_language = quoteslangtranslator().find(quotes_lang);
 698         } else if (token == "\\papersize") {
 699                 string ppsize;
 700                 lex >> ppsize;
 701                 papersize = papersizetranslator().find(ppsize);
 702         } else if (token == "\\use_geometry") {
 703                 lex >> use_geometry;
 704         } else if (token == "\\use_package") {
 705                 string package;
 706                 int use;
 707                 lex >> package;
 708                 lex >> use;
 709                 use_package(package, packagetranslator().find(use));
 710         } else if (token == "\\cite_engine") {
 711                 lex.eatLine();
 712                 vector<string> engine = getVectorFromString(lex.getString());
 713                 setCiteEngine(engine);
 714         } else if (token == "\\cite_engine_type") {
 715                 string engine_type;
 716                 lex >> engine_type;
 717                 cite_engine_type_ = citeenginetypetranslator().find(engine_type);
 718         } else if (token == "\\biblio_style") {
 719                 lex.eatLine();
 720                 biblio_style = lex.getString();
 721         } else if (token == "\\use_bibtopic") {
 722                 lex >> use_bibtopic;
 723         } else if (token == "\\use_indices") {
 724                 lex >> use_indices;
 725         } else if (token == "\\tracking_changes") {
 726                 lex >> trackChanges;
 727         } else if (token == "\\output_changes") {
 728                 lex >> outputChanges;
 729         } else if (token == "\\branch") {
 730                 lex.eatLine();
 731                 docstring branch = lex.getDocString();
 732                 branchlist().add(branch);
 733                 while (true) {
 734                         lex.next();
 735                         string const tok = lex.getString();
 736                         if (tok == "\\end_branch")
 737                                 break;
 738                         Branch * branch_ptr = branchlist().find(branch);
 739                         if (tok == "\\selected") {
 740                                 lex.next();
 741                                 if (branch_ptr)
 742                                         branch_ptr->setSelected(lex.getInteger());
 743                         }
 744                         if (tok == "\\filename_suffix") {
 745                                 lex.next();
 746                                 if (branch_ptr)
 747                                         branch_ptr->setFileNameSuffix(lex.getInteger());
 748                         }
 749                         if (tok == "\\color") {
 750                                 lex.eatLine();
 751                                 string color = lex.getString();
 752                                 if (branch_ptr)
 753                                         branch_ptr->setColor(color);
 754                                 // Update also the Color table:
 755                                 if (color == "none")
 756                                         color = lcolor.getX11Name(Color_background);
 757                                 // FIXME UNICODE
 758                                 lcolor.setColor(to_utf8(branch), color);
 759                         }
 760                 }
 761         } else if (token == "\\index") {
 762                 lex.eatLine();
 763                 docstring index = lex.getDocString();
 764                 docstring shortcut;
 765                 indiceslist().add(index);
 766                 while (true) {
 767                         lex.next();
 768                         string const tok = lex.getString();
 769                         if (tok == "\\end_index")
 770                                 break;
 771                         Index * index_ptr = indiceslist().find(index);
 772                         if (tok == "\\shortcut") {
 773                                 lex.next();
 774                                 shortcut = lex.getDocString();
 775                                 if (index_ptr)
 776                                         index_ptr->setShortcut(shortcut);
 777                         }
 778                         if (tok == "\\color") {
 779                                 lex.eatLine();
 780                                 string color = lex.getString();
 781                                 if (index_ptr)
 782                                         index_ptr->setColor(color);
 783                                 // Update also the Color table:
 784                                 if (color == "none")
 785                                         color = lcolor.getX11Name(Color_background);
 786                                 // FIXME UNICODE
 787                                 if (!shortcut.empty())
 788                                         lcolor.setColor(to_utf8(shortcut), color);
 789                         }
 790                 }
 791         } else if (token == "\\author") {
 792                 lex.eatLine();
 793                 istringstream ss(lex.getString());
 794                 Author a;
 795                 ss >> a;
 796                 author_map[a.bufferId()] = pimpl_->authorlist.record(a);
 797         } else if (token == "\\paperorientation") {
 798                 string orient;
 799                 lex >> orient;
 800                 orientation = paperorientationtranslator().find(orient);
 801         } else if (token == "\\backgroundcolor") {
 802                 lex.eatLine();
 803                 backgroundcolor = lyx::rgbFromHexName(lex.getString());
 804                 isbackgroundcolor = true;
 805         } else if (token == "\\fontcolor") {
 806                 lex.eatLine();
 807                 fontcolor = lyx::rgbFromHexName(lex.getString());
 808                 isfontcolor = true;
 809         } else if (token == "\\notefontcolor") {
 810                 lex.eatLine();
 811                 string color = lex.getString();
 812                 notefontcolor = lyx::rgbFromHexName(color);
 813         } else if (token == "\\boxbgcolor") {
 814                 lex.eatLine();
 815                 string color = lex.getString();
 816                 boxbgcolor = lyx::rgbFromHexName(color);
 817         } else if (token == "\\paperwidth") {
 818                 lex >> paperwidth;
 819         } else if (token == "\\paperheight") {
 820                 lex >> paperheight;
 821         } else if (token == "\\leftmargin") {
 822                 lex >> leftmargin;
 823         } else if (token == "\\topmargin") {
 824                 lex >> topmargin;
 825         } else if (token == "\\rightmargin") {
 826                 lex >> rightmargin;
 827         } else if (token == "\\bottommargin") {
 828                 lex >> bottommargin;
 829         } else if (token == "\\headheight") {
 830                 lex >> headheight;
 831         } else if (token == "\\headsep") {
 832                 lex >> headsep;
 833         } else if (token == "\\footskip") {
 834                 lex >> footskip;
 835         } else if (token == "\\columnsep") {
 836                 lex >> columnsep;
 837         } else if (token == "\\paperfontsize") {
 838                 lex >> fontsize;
 839         } else if (token == "\\papercolumns") {
 840                 lex >> columns;
 841         } else if (token == "\\listings_params") {
 842                 string par;
 843                 lex >> par;
 844                 listings_params = InsetListingsParams(par).params();
 845         } else if (token == "\\papersides") {
 846                 int psides;
 847                 lex >> psides;
 848                 sides = sidestranslator().find(psides);
 849         } else if (token == "\\paperpagestyle") {
 850                 lex >> pagestyle;
 851         } else if (token == "\\bullet") {
 852                 readBullets(lex);
 853         } else if (token == "\\bulletLaTeX") {
 854                 readBulletsLaTeX(lex);
 855         } else if (token == "\\secnumdepth") {
 856                 lex >> secnumdepth;
 857         } else if (token == "\\tocdepth") {
 858                 lex >> tocdepth;
 859         } else if (token == "\\spacing") {
 860                 string nspacing;
 861                 lex >> nspacing;
 862                 string tmp_val;
 863                 if (nspacing == "other") {
 864                         lex >> tmp_val;
 865                 }
 866                 spacing().set(spacetranslator().find(nspacing), tmp_val);
 867         } else if (token == "\\float_placement") {
 868                 lex >> float_placement;
 869
 870         } else if (prefixIs(token, "\\pdf_") || token == "\\use_hyperref") {
 871                 string toktmp = pdfoptions().readToken(lex, token);
 872                 if (!toktmp.empty()) {
 873                         lyxerr << "PDFOptions::readToken(): Unknown token: " <<
 874                                 toktmp << endl;
 875                         return toktmp;
 876                 }
 877         } else if (token == "\\html_math_output") {
 878                 int temp;
 879                 lex >> temp;
 880                 html_math_output = static_cast<MathOutput>(temp);
 881         } else if (token == "\\html_be_strict") {
 882                 lex >> html_be_strict;
 883         } else if (token == "\\html_css_as_file") {
 884                 lex >> html_css_as_file;
 885         } else if (token == "\\html_math_img_scale") {
 886                 lex >> html_math_img_scale;
 887         } else if (token == "\\html_latex_start") {
 888                 lex.eatLine();
 889                 html_latex_start = lex.getString();
 890         } else if (token == "\\html_latex_end") {
 891                 lex.eatLine();
 892                 html_latex_end = lex.getString();
 893         } else if (token == "\\output_sync") {
 894                 lex >> output_sync;
 895         } else if (token == "\\output_sync_macro") {
 896                 lex >> output_sync_macro;
 897         } else if (token == "\\use_refstyle") {
 898                 lex >> use_refstyle;
 899         } else {
 900                 lyxerr << "BufferParams::readToken(): Unknown token: " <<
 901                         token << endl;
 902                 return token;
 903         }
 904
 905         return string();
 906 }
 907
 908
 909 void BufferParams::writeFile(ostream & os) const
 910 {
 911         // The top of the file is written by the buffer.
 912         // Prints out the buffer info into the .lyx file given by file
 913
 914         // the textclass
 915         os << "\\textclass " << baseClass()->name() << '\n';
 916
 917         // then the preamble
 918         if (!preamble.empty()) {
 919                 // remove '\n' from the end of preamble
 920                 string const tmppreamble = rtrim(preamble, "\n");
 921                 os << "\\begin_preamble\n"
 922                    << tmppreamble
 923                    << "\n\\end_preamble\n";
 924         }
 925
 926         // the options
 927         if (!options.empty()) {
 928                 os << "\\options " << options << '\n';
 929         }
 930
 931         // use the class options defined in the layout?
 932         os << "\\use_default_options "
 933            << convert<string>(use_default_options) << "\n";
 934
 935         // the master document
 936         if (!master.empty()) {
 937                 os << "\\master " << master << '\n';
 938         }
 939
 940         // removed modules
 941         if (!removed_modules_.empty()) {
 942                 os << "\\begin_removed_modules" << '\n';
 943                 list<string>::const_iterator it = removed_modules_.begin();
 944                 list<string>::const_iterator en = removed_modules_.end();
 945                 for (; it != en; ++it)
 946                         os << *it << '\n';
 947                 os << "\\end_removed_modules" << '\n';
 948         }
 949
 950         // the modules
 951         if (!layout_modules_.empty()) {
 952                 os << "\\begin_modules" << '\n';
 953                 LayoutModuleList::const_iterator it = layout_modules_.begin();
 954                 LayoutModuleList::const_iterator en = layout_modules_.end();
 955                 for (; it != en; ++it)
 956                         os << *it << '\n';
 957                 os << "\\end_modules" << '\n';
 958         }
 959
 960         // includeonly
 961         if (!included_children_.empty()) {
 962                 os << "\\begin_includeonly" << '\n';
 963                 list<string>::const_iterator it = included_children_.begin();
 964                 list<string>::const_iterator en = included_children_.end();
 965                 for (; it != en; ++it)
 966                         os << *it << '\n';
 967                 os << "\\end_includeonly" << '\n';
 968         }
 969         os << "\\maintain_unincluded_children "
 970            << convert<string>(maintain_unincluded_children) << '\n';
 971
 972         // local layout information
 973         if (!local_layout.empty()) {
 974                 // remove '\n' from the end
 975                 string const tmplocal = rtrim(local_layout, "\n");
 976                 os << "\\begin_local_layout\n"
 977                    << tmplocal
 978                    << "\n\\end_local_layout\n";
 979         }
 980
 981         // then the text parameters
 982         if (language != ignore_language)
 983                 os << "\\language " << language->lang() << '\n';
 984         os << "\\language_package " << lang_package
 985            << "\n\\inputencoding " << inputenc
 986            << "\n\\fontencoding " << fontenc
 987            << "\n\\font_roman " << fonts_roman
 988            << "\n\\font_sans " << fonts_sans
 989            << "\n\\font_typewriter " << fonts_typewriter
 990            << "\n\\font_default_family " << fonts_default_family
 991            << "\n\\use_non_tex_fonts " << convert<string>(useNonTeXFonts)
 992            << "\n\\font_sc " << convert<string>(fonts_expert_sc)
 993            << "\n\\font_osf " << convert<string>(fonts_old_figures)
 994            << "\n\\font_sf_scale " << fonts_sans_scale
 995            << "\n\\font_tt_scale " << fonts_typewriter_scale
 996            << '\n';
 997         if (!fonts_cjk.empty()) {
 998                 os << "\\font_cjk " << fonts_cjk << '\n';
 999         }
1000         os << "\\graphics " << graphics_driver << '\n';
1001         os << "\\default_output_format " << default_output_format << '\n';
1002         os << "\\output_sync " << output_sync << '\n';
1003         if (!output_sync_macro.empty())
1004                 os << "\\output_sync_macro \"" << output_sync_macro << "\"\n";
1005         os << "\\bibtex_command " << bibtex_command << '\n';
1006         os << "\\index_command " << index_command << '\n';
1007
1008         if (!float_placement.empty()) {
1009                 os << "\\float_placement " << float_placement << '\n';
1010         }
1011         os << "\\paperfontsize " << fontsize << '\n';
1012
1013         spacing().writeFile(os);
1014         pdfoptions().writeFile(os);
1015
1016         os << "\\papersize " << string_papersize[papersize]
1017            << "\n\\use_geometry " << convert<string>(use_geometry);
1018         vector<string> const & packages = auto_packages();
1019         for (size_t i = 0; i < packages.size(); ++i)
1020                 os << "\n\\use_package " << packages[i] << ' '
1021                    << use_package(packages[i]);
1022
1023         os << "\n\\cite_engine ";
1024
1025         if (!cite_engine_.empty()) {
1026                 LayoutModuleList::const_iterator be = cite_engine_.begin();
1027                 LayoutModuleList::const_iterator en = cite_engine_.end();
1028                 for (LayoutModuleList::const_iterator it = be; it != en; ++it) {
1029                         if (it != be)
1030                                 os << ',';
1031                         os << *it;
1032                 }
1033         } else {
1034                 os << "basic";
1035         }
1036
1037         os << "\n\\cite_engine_type " << citeenginetypetranslator().find(cite_engine_type_)
1038            << "\n\\biblio_style " << biblio_style
1039            << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
1040            << "\n\\use_indices " << convert<string>(use_indices)
1041            << "\n\\paperorientation " << string_orientation[orientation]
1042            << "\n\\suppress_date " << convert<string>(suppress_date)
1043            << "\n\\justification " << convert<string>(justification)
1044            << "\n\\use_refstyle " << use_refstyle
1045            << '\n';
1046         if (isbackgroundcolor == true)
1047                 os << "\\backgroundcolor " << lyx::X11hexname(backgroundcolor) << '\n';
1048         if (isfontcolor == true)
1049                 os << "\\fontcolor " << lyx::X11hexname(fontcolor) << '\n';
1050         if (notefontcolor != lyx::rgbFromHexName("#cccccc"))
1051                 os << "\\notefontcolor " << lyx::X11hexname(notefontcolor) << '\n';
1052         if (boxbgcolor != lyx::rgbFromHexName("#ff0000"))
1053                 os << "\\boxbgcolor " << lyx::X11hexname(boxbgcolor) << '\n';
1054
1055         BranchList::const_iterator it = branchlist().begin();
1056         BranchList::const_iterator end = branchlist().end();
1057         for (; it != end; ++it) {
1058                 os << "\\branch " << to_utf8(it->branch())
1059                    << "\n\\selected " << it->isSelected()
1060                    << "\n\\filename_suffix " << it->hasFileNameSuffix()
1061                    << "\n\\color " << lyx::X11hexname(it->color())
1062                    << "\n\\end_branch"
1063                    << "\n";
1064         }
1065
1066         IndicesList::const_iterator iit = indiceslist().begin();
1067         IndicesList::const_iterator iend = indiceslist().end();
1068         for (; iit != iend; ++iit) {
1069                 os << "\\index " << to_utf8(iit->index())
1070                    << "\n\\shortcut " << to_utf8(iit->shortcut())
1071                    << "\n\\color " << lyx::X11hexname(iit->color())
1072                    << "\n\\end_index"
1073                    << "\n";
1074         }
1075
1076         if (!paperwidth.empty())
1077                 os << "\\paperwidth "
1078                    << VSpace(paperwidth).asLyXCommand() << '\n';
1079         if (!paperheight.empty())
1080                 os << "\\paperheight "
1081                    << VSpace(paperheight).asLyXCommand() << '\n';
1082         if (!leftmargin.empty())
1083                 os << "\\leftmargin "
1084                    << VSpace(leftmargin).asLyXCommand() << '\n';
1085         if (!topmargin.empty())
1086                 os << "\\topmargin "
1087                    << VSpace(topmargin).asLyXCommand() << '\n';
1088         if (!rightmargin.empty())
1089                 os << "\\rightmargin "
1090                    << VSpace(rightmargin).asLyXCommand() << '\n';
1091         if (!bottommargin.empty())
1092                 os << "\\bottommargin "
1093                    << VSpace(bottommargin).asLyXCommand() << '\n';
1094         if (!headheight.empty())
1095                 os << "\\headheight "
1096                    << VSpace(headheight).asLyXCommand() << '\n';
1097         if (!headsep.empty())
1098                 os << "\\headsep "
1099                    << VSpace(headsep).asLyXCommand() << '\n';
1100         if (!footskip.empty())
1101                 os << "\\footskip "
1102                    << VSpace(footskip).asLyXCommand() << '\n';
1103         if (!columnsep.empty())
1104                 os << "\\columnsep "
1105                          << VSpace(columnsep).asLyXCommand() << '\n';
1106         os << "\\secnumdepth " << secnumdepth
1107            << "\n\\tocdepth " << tocdepth
1108            << "\n\\paragraph_separation "
1109            << string_paragraph_separation[paragraph_separation];
1110         if (!paragraph_separation)
1111                 os << "\n\\paragraph_indentation " << getIndentation().asLyXCommand();
1112         else
1113                 os << "\n\\defskip " << getDefSkip().asLyXCommand();
1114         os << "\n\\quotes_language "
1115            << string_quotes_language[quotes_language]
1116            << "\n\\papercolumns " << columns
1117            << "\n\\papersides " << sides
1118            << "\n\\paperpagestyle " << pagestyle << '\n';
1119         if (!listings_params.empty())
1120                 os << "\\listings_params \"" <<
1121                         InsetListingsParams(listings_params).encodedString() << "\"\n";
1122         for (int i = 0; i < 4; ++i) {
1123                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1124                         if (user_defined_bullet(i).getFont() != -1) {
1125                                 os << "\\bullet " << i << " "
1126                                    << user_defined_bullet(i).getFont() << " "
1127                                    << user_defined_bullet(i).getCharacter() << " "
1128                                    << user_defined_bullet(i).getSize() << "\n";
1129                         }
1130                         else {
1131                                 // FIXME UNICODE
1132                                 os << "\\bulletLaTeX " << i << " \""
1133                                    << lyx::to_ascii(user_defined_bullet(i).getText())
1134                                    << "\"\n";
1135                         }
1136                 }
1137         }
1138
1139         os << "\\tracking_changes " << convert<string>(trackChanges) << '\n'
1140            << "\\output_changes " << convert<string>(outputChanges) << '\n'
1141            << "\\html_math_output " << html_math_output << '\n'
1142            << "\\html_css_as_file " << html_css_as_file << '\n'
1143            << "\\html_be_strict " << convert<string>(html_be_strict) << '\n';
1144
1145         if (html_math_img_scale != 1.0)
1146                 os << "\\html_math_img_scale " << convert<string>(html_math_img_scale) << '\n';
1147         if (!html_latex_start.empty())
1148                 os << "\\html_latex_start " << html_latex_start << '\n';
1149         if (!html_latex_end.empty())
1150                  os << "\\html_latex_end " << html_latex_end << '\n';
1151
1152         os << pimpl_->authorlist;
1153 }
1154
1155
1156 void BufferParams::validate(LaTeXFeatures & features) const
1157 {
1158         features.require(documentClass().requires());
1159
1160         if (outputChanges) {
1161                 bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
1162                 bool xcolorulem = LaTeXFeatures::isAvailable("ulem") &&
1163                                   LaTeXFeatures::isAvailable("xcolor");
1164
1165                 switch (features.runparams().flavor) {
1166                 case OutputParams::LATEX:
1167                 case OutputParams::DVILUATEX:
1168                         if (dvipost) {
1169                                 features.require("ct-dvipost");
1170                                 features.require("dvipost");
1171                         } else if (xcolorulem) {
1172                                 features.require("ct-xcolor-ulem");
1173                                 features.require("ulem");
1174                                 features.require("xcolor");
1175                         } else {
1176                                 features.require("ct-none");
1177                         }
1178                         break;
1179                 case OutputParams::LUATEX:
1180                 case OutputParams::PDFLATEX:
1181                 case OutputParams::XETEX:
1182                         if (xcolorulem) {
1183                                 features.require("ct-xcolor-ulem");
1184                                 features.require("ulem");
1185                                 features.require("xcolor");
1186                                 // improves color handling in PDF output
1187                                 features.require("pdfcolmk");
1188                         } else {
1189                                 features.require("ct-none");
1190                         }
1191                         break;
1192                 default:
1193                         break;
1194                 }
1195         }
1196
1197         // Floats with 'Here definitely' as default setting.
1198         if (float_placement.find('H') != string::npos)
1199                 features.require("float");
1200
1201         for (PackageMap::const_iterator it = use_packages.begin();
1202              it != use_packages.end(); ++it) {
1203                 if (it->first == "amsmath") {
1204                         // AMS Style is at document level
1205                         if (it->second == package_on ||
1206                             documentClass().provides("amsmath"))
1207                                 features.require(it->first);
1208                 } else if (it->second == package_on)
1209                         features.require(it->first);
1210         }
1211
1212         // Document-level line spacing
1213         if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
1214                 features.require("setspace");
1215
1216         // the bullet shapes are buffer level not paragraph level
1217         // so they are tested here
1218         for (int i = 0; i < 4; ++i) {
1219                 if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i])
1220                         continue;
1221                 int const font = user_defined_bullet(i).getFont();
1222                 if (font == 0) {
1223                         int const c = user_defined_bullet(i).getCharacter();
1224                         if (c == 16
1225                             || c == 17
1226                             || c == 25
1227                             || c == 26
1228                             || c == 31) {
1229                                 features.require("latexsym");
1230                         }
1231                 } else if (font == 1) {
1232                         features.require("amssymb");
1233                 } else if (font >= 2 && font <= 5) {
1234                         features.require("pifont");
1235                 }
1236         }
1237
1238         if (pdfoptions().use_hyperref) {
1239                 features.require("hyperref");
1240                 // due to interferences with babel and hyperref, the color package has to
1241                 // be loaded after hyperref when hyperref is used with the colorlinks
1242                 // option, see http://www.lyx.org/trac/ticket/5291
1243                 if (pdfoptions().colorlinks)
1244                         features.require("color");
1245         }
1246
1247         // some languages are only available via polyglossia
1248         if (features.runparams().flavor == OutputParams::XETEX
1249             && (features.hasPolyglossiaExclusiveLanguages()
1250                 || useNonTeXFonts))
1251                 features.require("polyglossia");
1252
1253         if (!language->requires().empty())
1254                 features.require(language->requires());
1255 }
1256
1257
1258 bool BufferParams::writeLaTeX(otexstream & os, LaTeXFeatures & features,
1259                               FileName const & filepath) const
1260 {
1261         // http://www.tug.org/texmf-dist/doc/latex/base/fixltx2e.pdf
1262         // !! To use the Fix-cm package, load it before \documentclass, and use the command
1263         // \RequirePackage to do so, rather than the normal \usepackage
1264         // Do not try to load any other package before the document class, unless you
1265         // have a thorough understanding of the LATEX internals and know exactly what you
1266         // are doing!
1267         if (features.mustProvide("fix-cm"))
1268                 os << "\\RequirePackage{fix-cm}\n";
1269
1270         os << "\\documentclass";
1271
1272         DocumentClass const & tclass = documentClass();
1273
1274         ostringstream clsoptions; // the document class options.
1275
1276         if (tokenPos(tclass.opt_fontsize(),
1277                      '|', fontsize) >= 0) {
1278                 // only write if existing in list (and not default)
1279                 clsoptions << fontsize << "pt,";
1280         }
1281
1282         // all paper sizes except of A4, A5, B5 and the US sizes need the
1283         // geometry package
1284         bool nonstandard_papersize = papersize != PAPER_DEFAULT
1285                 && papersize != PAPER_USLETTER
1286                 && papersize != PAPER_USLEGAL
1287                 && papersize != PAPER_USEXECUTIVE
1288                 && papersize != PAPER_A4
1289                 && papersize != PAPER_A5
1290                 && papersize != PAPER_B5;
1291
1292         if (!use_geometry) {
1293                 switch (papersize) {
1294                 case PAPER_A4:
1295                         clsoptions << "a4paper,";
1296                         break;
1297                 case PAPER_USLETTER:
1298                         clsoptions << "letterpaper,";
1299                         break;
1300                 case PAPER_A5:
1301                         clsoptions << "a5paper,";
1302                         break;
1303                 case PAPER_B5:
1304                         clsoptions << "b5paper,";
1305                         break;
1306                 case PAPER_USEXECUTIVE:
1307                         clsoptions << "executivepaper,";
1308                         break;
1309                 case PAPER_USLEGAL:
1310                         clsoptions << "legalpaper,";
1311                         break;
1312                 case PAPER_DEFAULT:
1313                 case PAPER_A0:
1314                 case PAPER_A1:
1315                 case PAPER_A2:
1316                 case PAPER_A3:
1317                 case PAPER_A6:
1318                 case PAPER_B0:
1319                 case PAPER_B1:
1320                 case PAPER_B2:
1321                 case PAPER_B3:
1322                 case PAPER_B4:
1323                 case PAPER_B6:
1324                 case PAPER_C0:
1325                 case PAPER_C1:
1326                 case PAPER_C2:
1327                 case PAPER_C3:
1328                 case PAPER_C4:
1329                 case PAPER_C5:
1330                 case PAPER_C6:
1331                 case PAPER_JISB0:
1332                 case PAPER_JISB1:
1333                 case PAPER_JISB2:
1334                 case PAPER_JISB3:
1335                 case PAPER_JISB4:
1336                 case PAPER_JISB5:
1337                 case PAPER_JISB6:
1338                 case PAPER_CUSTOM:
1339                         break;
1340                 }
1341         }
1342
1343         // if needed
1344         if (sides != tclass.sides()) {
1345                 switch (sides) {
1346                 case OneSide:
1347                         clsoptions << "oneside,";
1348                         break;
1349                 case TwoSides:
1350                         clsoptions << "twoside,";
1351                         break;
1352                 }
1353         }
1354
1355         // if needed
1356         if (columns != tclass.columns()) {
1357                 if (columns == 2)
1358                         clsoptions << "twocolumn,";
1359                 else
1360                         clsoptions << "onecolumn,";
1361         }
1362
1363         if (!use_geometry
1364             && orientation == ORIENTATION_LANDSCAPE)
1365                 clsoptions << "landscape,";
1366
1367         // language should be a parameter to \documentclass
1368         if (language->babel() == "hebrew"
1369             && default_language->babel() != "hebrew")
1370                 // This seems necessary
1371                 features.useLanguage(default_language);
1372
1373         ostringstream language_options;
1374         bool const use_babel = features.useBabel() && !tclass.provides("babel");
1375         bool const use_polyglossia = features.usePolyglossia();
1376         bool const global = lyxrc.language_global_options;
1377         if (use_babel || (use_polyglossia && global)) {
1378                 language_options << features.getBabelLanguages();
1379                 if (!language->babel().empty()) {
1380                         if (!language_options.str().empty())
1381                                 language_options << ',';
1382                         language_options << language->babel();
1383                 }
1384                 if (global && !features.needBabelLangOptions()
1385                     && !language_options.str().empty())
1386                         clsoptions << language_options.str() << ',';
1387         }
1388
1389         // the predefined options from the layout
1390         if (use_default_options && !tclass.options().empty())
1391                 clsoptions << tclass.options() << ',';
1392
1393         // the user-defined options
1394         if (!options.empty()) {
1395                 clsoptions << options << ',';
1396         }
1397
1398         string strOptions(clsoptions.str());
1399         if (!strOptions.empty()) {
1400                 strOptions = rtrim(strOptions, ",");
1401                 // FIXME UNICODE
1402                 os << '[' << from_utf8(strOptions) << ']';
1403         }
1404
1405         os << '{' << from_ascii(tclass.latexname()) << "}\n";
1406         // end of \documentclass defs
1407
1408         // if we use fontspec, we have to load the AMS packages here
1409         string const ams = features.loadAMSPackages();
1410         if (useNonTeXFonts && !ams.empty())
1411                 os << from_ascii(ams);
1412
1413         if (useNonTeXFonts)
1414                 os << "\\usepackage{fontspec}\n";
1415
1416         // font selection must be done before loading fontenc.sty
1417         string const fonts =
1418                 loadFonts(fonts_roman, fonts_sans, fonts_typewriter,
1419                           fonts_expert_sc, fonts_old_figures,
1420                           fonts_sans_scale, fonts_typewriter_scale,
1421                           useNonTeXFonts, features);
1422         if (!fonts.empty())
1423                 os << from_utf8(fonts);
1424
1425         if (fonts_default_family != "default")
1426                 os << "\\renewcommand{\\familydefault}{\\"
1427                    << from_ascii(fonts_default_family) << "}\n";
1428
1429         // set font encoding
1430         // for arabic_arabi and farsi we also need to load the LAE and
1431         // LFE encoding
1432         // XeTeX and LuaTeX (with OS fonts) work without fontenc
1433         if (font_encoding() != "default" && language->lang() != "japanese"
1434             && !useNonTeXFonts && !tclass.provides("fontenc")) {
1435                 size_t fars = language_options.str().find("farsi");
1436                 size_t arab = language_options.str().find("arabic");
1437                 if (language->lang() == "arabic_arabi"
1438                         || language->lang() == "farsi" || fars != string::npos
1439                         || arab != string::npos) {
1440                         os << "\\usepackage[" << from_ascii(font_encoding())
1441                            << ",LFE,LAE]{fontenc}\n";
1442                 } else {
1443                         os << "\\usepackage[" << from_ascii(font_encoding())
1444                            << "]{fontenc}\n";
1445                 }
1446         }
1447
1448         // handle inputenc etc.
1449         writeEncodingPreamble(os, features);
1450
1451         // includeonly
1452         if (!features.runparams().includeall && !included_children_.empty()) {
1453                 os << "\\includeonly{";
1454                 list<string>::const_iterator it = included_children_.begin();
1455                 list<string>::const_iterator en = included_children_.end();
1456                 bool first = true;
1457                 for (; it != en; ++it) {
1458                         string incfile = *it;
1459                         FileName inc = makeAbsPath(incfile, filepath.absFileName());
1460                         string mangled = DocFileName(changeExtension(inc.absFileName(), ".tex")).
1461                         mangledFileName();
1462                         if (!features.runparams().nice)
1463                                 incfile = mangled;
1464                         // \includeonly doesn't want an extension
1465                         incfile = changeExtension(incfile, string());
1466                         incfile = support::latex_path(incfile);
1467                         if (!incfile.empty()) {
1468                                 if (!first)
1469                                         os << ",";
1470                                 os << from_utf8(incfile);
1471                         }
1472                         first = false;
1473                 }
1474                 os << "}\n";
1475         }
1476
1477         if (!listings_params.empty() || features.isRequired("listings"))
1478                 os << "\\usepackage{listings}\n";
1479
1480         if (!listings_params.empty()) {
1481                 os << "\\lstset{";
1482                 // do not test validity because listings_params is
1483                 // supposed to be valid
1484                 string par =
1485                         InsetListingsParams(listings_params).separatedParams(true);
1486                 // we can't support all packages, but we should load the color package
1487                 if (par.find("\\color", 0) != string::npos)
1488                         features.require("color");
1489                 os << from_utf8(par)
1490                    << "}\n";
1491         }
1492         if (!tclass.provides("geometry")
1493             && (use_geometry || nonstandard_papersize)) {
1494                 odocstringstream ods;
1495                 if (!getGraphicsDriver("geometry").empty())
1496                         ods << getGraphicsDriver("geometry");
1497                 if (orientation == ORIENTATION_LANDSCAPE)
1498                         ods << ",landscape";
1499                 switch (papersize) {
1500                 case PAPER_CUSTOM:
1501                         if (!paperwidth.empty())
1502                                 ods << ",paperwidth="
1503                                    << from_ascii(paperwidth);
1504                         if (!paperheight.empty())
1505                                 ods << ",paperheight="
1506                                    << from_ascii(paperheight);
1507                         break;
1508                 case PAPER_USLETTER:
1509                         ods << ",letterpaper";
1510                         break;
1511                 case PAPER_USLEGAL:
1512                         ods << ",legalpaper";
1513                         break;
1514                 case PAPER_USEXECUTIVE:
1515                         ods << ",executivepaper";
1516                         break;
1517                 case PAPER_A0:
1518                         ods << ",a0paper";
1519                         break;
1520                 case PAPER_A1:
1521                         ods << ",a1paper";
1522                         break;
1523                 case PAPER_A2:
1524                         ods << ",a2paper";
1525                         break;
1526                 case PAPER_A3:
1527                         ods << ",a3paper";
1528                         break;
1529                 case PAPER_A4:
1530                         ods << ",a4paper";
1531                         break;
1532                 case PAPER_A5:
1533                         ods << ",a5paper";
1534                         break;
1535                 case PAPER_A6:
1536                         ods << ",a6paper";
1537                         break;
1538                 case PAPER_B0:
1539                         ods << ",b0paper";
1540                         break;
1541                 case PAPER_B1:
1542                         ods << ",b1paper";
1543                         break;
1544                 case PAPER_B2:
1545                         ods << ",b2paper";
1546                         break;
1547                 case PAPER_B3:
1548                         ods << ",b3paper";
1549                         break;
1550                 case PAPER_B4:
1551                         ods << ",b4paper";
1552                         break;
1553                 case PAPER_B5:
1554                         ods << ",b5paper";
1555                         break;
1556                 case PAPER_B6:
1557                         ods << ",b6paper";
1558                         break;
1559                 case PAPER_C0:
1560                         ods << ",c0paper";
1561                         break;
1562                 case PAPER_C1:
1563                         ods << ",c1paper";
1564                         break;
1565                 case PAPER_C2:
1566                         ods << ",c2paper";
1567                         break;
1568                 case PAPER_C3:
1569                         ods << ",c3paper";
1570                         break;
1571                 case PAPER_C4:
1572                         ods << ",c4paper";
1573                         break;
1574                 case PAPER_C5:
1575                         ods << ",c5paper";
1576                         break;
1577                 case PAPER_C6:
1578                         ods << ",c6paper";
1579                         break;
1580                 case PAPER_JISB0:
1581                         ods << ",b0j";
1582                         break;
1583                 case PAPER_JISB1:
1584                         ods << ",b1j";
1585                         break;
1586                 case PAPER_JISB2:
1587                         ods << ",b2j";
1588                         break;
1589                 case PAPER_JISB3:
1590                         ods << ",b3j";
1591                         break;
1592                 case PAPER_JISB4:
1593                         ods << ",b4j";
1594                         break;
1595                 case PAPER_JISB5:
1596                         ods << ",b5j";
1597                         break;
1598                 case PAPER_JISB6:
1599                         ods << ",b6j";
1600                         break;
1601                 case PAPER_DEFAULT:
1602                         break;
1603                 }
1604                 docstring const g_options = trim(ods.str(), ",");
1605                 os << "\\usepackage";
1606                 if (!g_options.empty())
1607                         os << '[' << g_options << ']';
1608                 os << "{geometry}\n";
1609                 // output this only if use_geometry is true
1610                 if (use_geometry) {
1611                         os << "\\geometry{verbose";
1612                         if (!topmargin.empty())
1613                                 os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
1614                         if (!bottommargin.empty())
1615                                 os << ",bmargin=" << from_ascii(Length(bottommargin).asLatexString());
1616                         if (!leftmargin.empty())
1617                                 os << ",lmargin=" << from_ascii(Length(leftmargin).asLatexString());
1618                         if (!rightmargin.empty())
1619                                 os << ",rmargin=" << from_ascii(Length(rightmargin).asLatexString());
1620                         if (!headheight.empty())
1621                                 os << ",headheight=" << from_ascii(Length(headheight).asLatexString());
1622                         if (!headsep.empty())
1623                                 os << ",headsep=" << from_ascii(Length(headsep).asLatexString());
1624                         if (!footskip.empty())
1625                                 os << ",footskip=" << from_ascii(Length(footskip).asLatexString());
1626                         if (!columnsep.empty())
1627                                 os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
1628                         os << "}\n";
1629                 }
1630         } else if (orientation == ORIENTATION_LANDSCAPE
1631                    || papersize != PAPER_DEFAULT) {
1632                 features.require("papersize");
1633         }
1634
1635         if (tokenPos(tclass.opt_pagestyle(), '|', pagestyle) >= 0) {
1636                 if (pagestyle == "fancy")
1637                         os << "\\usepackage{fancyhdr}\n";
1638                 os << "\\pagestyle{" << from_ascii(pagestyle) << "}\n";
1639         }
1640
1641         // only output when the background color is not default
1642         if (isbackgroundcolor == true) {
1643                 // only require color here, the background color will be defined
1644                 // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
1645                 // package pdfpages
1646                 features.require("color");
1647                 features.require("pagecolor");
1648         }
1649
1650         // only output when the font color is not default
1651         if (isfontcolor == true) {
1652                 // only require color here, the font color will be defined
1653                 // in LaTeXFeatures.cpp to avoid interferences with the LaTeX
1654                 // package pdfpages
1655                 features.require("color");
1656                 features.require("fontcolor");
1657         }
1658
1659         // Only if class has a ToC hierarchy
1660         if (tclass.hasTocLevels()) {
1661                 if (secnumdepth != tclass.secnumdepth()) {
1662                         os << "\\setcounter{secnumdepth}{"
1663                            << secnumdepth
1664                            << "}\n";
1665                 }
1666                 if (tocdepth != tclass.tocdepth()) {
1667                         os << "\\setcounter{tocdepth}{"
1668                            << tocdepth
1669                            << "}\n";
1670                 }
1671         }
1672
1673         if (paragraph_separation) {
1674                 // when skip separation
1675                 switch (getDefSkip().kind()) {
1676                 case VSpace::SMALLSKIP:
1677                         os << "\\setlength{\\parskip}{\\smallskipamount}\n";
1678                         break;
1679                 case VSpace::MEDSKIP:
1680                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1681                         break;
1682                 case VSpace::BIGSKIP:
1683                         os << "\\setlength{\\parskip}{\\bigskipamount}\n";
1684                         break;
1685                 case VSpace::LENGTH:
1686                         os << "\\setlength{\\parskip}{"
1687                            << from_utf8(getDefSkip().length().asLatexString())
1688                            << "}\n";
1689                         break;
1690                 default: // should never happen // Then delete it.
1691                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1692                         break;
1693                 }
1694                 os << "\\setlength{\\parindent}{0pt}\n";
1695         } else {
1696                 // when separation by indentation
1697                 // only output something when a width is given
1698                 if (getIndentation().asLyXCommand() != "default") {
1699                         os << "\\setlength{\\parindent}{"
1700                            << from_utf8(getIndentation().asLatexCommand())
1701                            << "}\n";
1702                 }
1703         }
1704
1705         // Now insert the LyX specific LaTeX commands...
1706         docstring lyxpreamble;
1707         features.resolveAlternatives();
1708
1709         if (output_sync) {
1710                 if (!output_sync_macro.empty())
1711                         lyxpreamble += from_utf8(output_sync_macro) +"\n";
1712                 else if (features.runparams().flavor == OutputParams::LATEX)
1713                         lyxpreamble += "\\usepackage[active]{srcltx}\n";
1714                 else if (features.runparams().flavor == OutputParams::PDFLATEX)
1715                         lyxpreamble += "\\synctex=-1\n";
1716         }
1717
1718         // due to interferences with babel and hyperref, the color package has to
1719         // be loaded (when it is not already loaded) before babel when hyperref
1720         // is used with the colorlinks option, see
1721         // http://www.lyx.org/trac/ticket/5291
1722         // we decided therefore to load color always before babel, see
1723         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg144349.html
1724         lyxpreamble += from_ascii(features.getColorOptions());
1725
1726         // If we use hyperref, jurabib, japanese, or vietnamese, we have to call babel before them.
1727         if (use_babel
1728             && (features.isRequired("jurabib")
1729                 || features.isRequired("hyperref")
1730                 || features.isRequired("vietnamese")
1731                 || features.isRequired("japanese"))) {
1732                         // FIXME UNICODE
1733                         lyxpreamble += from_utf8(features.getBabelPresettings());
1734                         lyxpreamble += from_utf8(babelCall(language_options.str(),
1735                                                            features.needBabelLangOptions())) + '\n';
1736                         lyxpreamble += from_utf8(features.getBabelPostsettings());
1737         }
1738
1739         // The optional packages;
1740         lyxpreamble += from_ascii(features.getPackages());
1741
1742         // Additional Indices
1743         if (features.isRequired("splitidx")) {
1744                 IndicesList::const_iterator iit = indiceslist().begin();
1745                 IndicesList::const_iterator iend = indiceslist().end();
1746                 for (; iit != iend; ++iit) {
1747                         pair<docstring, docstring> indexname_latex =
1748                                 features.runparams().encoding->latexString(iit->index(), features.runparams().dryrun);
1749                         if (!indexname_latex.second.empty()) {
1750                                 // issue a warning about omitted characters
1751                                 // FIXME: should be passed to the error dialog
1752                                 frontend::Alert::warning(_("Uncodable characters"),
1753                                         bformat(_("The following characters that are used in an index name are not\n"
1754                                                           "representable in the current encoding and therefore have been omitted:\n%1$s."),
1755                                                         indexname_latex.second));
1756                         }
1757                         lyxpreamble += "\\newindex[";
1758                         lyxpreamble += indexname_latex.first;
1759                         lyxpreamble += "]{";
1760                         lyxpreamble += escape(iit->shortcut());
1761                         lyxpreamble += "}\n";
1762                 }
1763         }
1764
1765         // Line spacing
1766         lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
1767
1768         // PDF support.
1769         // * Hyperref manual: "Make sure it comes last of your loaded
1770         //   packages, to give it a fighting chance of not being over-written,
1771         //   since its job is to redefine many LaTeX commands."
1772         // * Email from Heiko Oberdiek: "It is usually better to load babel
1773         //   before hyperref. Then hyperref has a chance to detect babel.
1774         // * Has to be loaded before the "LyX specific LaTeX commands" to
1775         //   avoid errors with algorithm floats.
1776         // use hyperref explicitly if it is required
1777         if (features.isRequired("hyperref")) {
1778                 // pass what we have to stream here, since we need
1779                 // to access the stream itself in PDFOptions.
1780                 os << lyxpreamble;
1781
1782                 OutputParams tmp_params = features.runparams();
1783                 pdfoptions().writeLaTeX(tmp_params, os,
1784                                         documentClass().provides("hyperref"));
1785                 // set back for the rest
1786                 lyxpreamble.clear();
1787                 // correctly break URLs with hyperref and dvi output
1788                 if (features.runparams().flavor == OutputParams::LATEX
1789                     && features.isAvailable("breakurl"))
1790                         lyxpreamble += "\\usepackage{breakurl}\n";
1791         } else if (features.isRequired("nameref"))
1792                 // hyperref loads this automatically
1793                 lyxpreamble += "\\usepackage{nameref}\n";
1794
1795         // bibtopic needs to be loaded after hyperref.
1796         // the dot provides the aux file naming which LyX can detect.
1797         if (features.mustProvide("bibtopic"))
1798                 lyxpreamble += "\\usepackage[dot]{bibtopic}\n";
1799
1800         // Will be surrounded by \makeatletter and \makeatother when not empty
1801         docstring atlyxpreamble;
1802
1803         // Some macros LyX will need
1804         docstring tmppreamble(features.getMacros());
1805
1806         if (!tmppreamble.empty())
1807                 atlyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1808                         "LyX specific LaTeX commands.\n"
1809                         + tmppreamble + '\n';
1810
1811         // the text class specific preamble
1812         tmppreamble = features.getTClassPreamble();
1813         if (!tmppreamble.empty())
1814                 atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1815                         "Textclass specific LaTeX commands.\n"
1816                         + tmppreamble + '\n';
1817
1818         // suppress date if selected
1819         // use \@ifundefined because we cannot be sure that every document class
1820         // has a \date command
1821         if (suppress_date)
1822                 atlyxpreamble += "\\@ifundefined{date}{}{\\date{}}\n";
1823
1824         /* the user-defined preamble */
1825         if (!containsOnly(preamble, " \n\t"))
1826                 // FIXME UNICODE
1827                 atlyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1828                         "User specified LaTeX commands.\n"
1829                         + from_utf8(preamble) + '\n';
1830
1831         // subfig loads internally the LaTeX package "caption". As
1832         // caption is a very popular package, users will load it in
1833         // the preamble. Therefore we must load subfig behind the
1834         // user-defined preamble and check if the caption package was
1835         // loaded or not. For the case that caption is loaded before
1836         // subfig, there is the subfig option "caption=false". This
1837         // option also works when a koma-script class is used and
1838         // koma's own caption commands are used instead of caption. We
1839         // use \PassOptionsToPackage here because the user could have
1840         // already loaded subfig in the preamble.
1841         if (features.isRequired("subfig")) {
1842                 atlyxpreamble += "\\@ifundefined{showcaptionsetup}{}{%\n"
1843                         " \\PassOptionsToPackage{caption=false}{subfig}}\n"
1844                         "\\usepackage{subfig}\n";
1845         }
1846
1847         // Itemize bullet settings need to be last in case the user
1848         // defines their own bullets that use a package included
1849         // in the user-defined preamble -- ARRae
1850         // Actually it has to be done much later than that
1851         // since some packages like frenchb make modifications
1852         // at \begin{document} time -- JMarc
1853         docstring bullets_def;
1854         for (int i = 0; i < 4; ++i) {
1855                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1856                         if (bullets_def.empty())
1857                                 bullets_def += "\\AtBeginDocument{\n";
1858                         bullets_def += "  \\def\\labelitemi";
1859                         switch (i) {
1860                                 // `i' is one less than the item to modify
1861                         case 0:
1862                                 break;
1863                         case 1:
1864                                 bullets_def += 'i';
1865                                 break;
1866                         case 2:
1867                                 bullets_def += "ii";
1868                                 break;
1869                         case 3:
1870                                 bullets_def += 'v';
1871                                 break;
1872                         }
1873                         bullets_def += '{' +
1874                                 user_defined_bullet(i).getText()
1875                                 + "}\n";
1876                 }
1877         }
1878
1879         if (!bullets_def.empty())
1880                 atlyxpreamble += bullets_def + "}\n\n";
1881
1882         if (!atlyxpreamble.empty())
1883                 lyxpreamble += "\n\\makeatletter\n"
1884                         + atlyxpreamble + "\\makeatother\n\n";
1885
1886         // We try to load babel late, in case it interferes with other packages.
1887         // Jurabib and Hyperref have to be called after babel, though.
1888         if (use_babel && !features.isRequired("jurabib")
1889             && !features.isRequired("hyperref")
1890             && !features.isRequired("vietnamese")
1891             && !features.isRequired("japanese")) {
1892                 // FIXME UNICODE
1893                 lyxpreamble += from_utf8(features.getBabelPresettings());
1894                 lyxpreamble += from_utf8(babelCall(language_options.str(),
1895                                                    features.needBabelLangOptions())) + '\n';
1896                 lyxpreamble += from_utf8(features.getBabelPostsettings());
1897         }
1898
1899         // xunicode needs to be loaded at least after amsmath, amssymb,
1900         // esint and the other packages that provide special glyphs
1901         if (features.runparams().flavor == OutputParams::XETEX)
1902                 lyxpreamble += "\\usepackage{xunicode}\n";
1903
1904         // Polyglossia must be loaded last
1905         if (use_polyglossia) {
1906                 // call the package
1907                 lyxpreamble += "\\usepackage{polyglossia}\n";
1908                 // set the main language
1909                 lyxpreamble += "\\setdefaultlanguage";
1910                 if (!language->polyglossiaOpts().empty())
1911                         lyxpreamble += "[" + from_ascii(language->polyglossiaOpts()) + "]";
1912                 lyxpreamble += "{" + from_ascii(language->polyglossia()) + "}\n";
1913                 // now setup the other languages
1914                 std::map<std::string, std::string> const polylangs =
1915                         features.getPolyglossiaLanguages();
1916                 for (std::map<std::string, std::string>::const_iterator mit = polylangs.begin();
1917                      mit != polylangs.end() ; ++mit) {
1918                         lyxpreamble += "\\setotherlanguage";
1919                         if (!mit->second.empty())
1920                                 lyxpreamble += "[" + from_ascii(mit->second) + "]";
1921                         lyxpreamble += "{" + from_ascii(mit->first) + "}\n";
1922                 }
1923         }
1924
1925         docstring const i18npreamble =
1926                 features.getTClassI18nPreamble(use_babel, use_polyglossia);
1927         if (!i18npreamble.empty())
1928                 lyxpreamble += i18npreamble + '\n';
1929
1930         os << lyxpreamble;
1931
1932         return use_babel;
1933 }
1934
1935
1936 void BufferParams::useClassDefaults()
1937 {
1938         DocumentClass const & tclass = documentClass();
1939
1940         sides = tclass.sides();
1941         columns = tclass.columns();
1942         pagestyle = tclass.pagestyle();
1943         use_default_options = true;
1944         // Only if class has a ToC hierarchy
1945         if (tclass.hasTocLevels()) {
1946                 secnumdepth = tclass.secnumdepth();
1947                 tocdepth = tclass.tocdepth();
1948         }
1949 }
1950
1951
1952 bool BufferParams::hasClassDefaults() const
1953 {
1954         DocumentClass const & tclass = documentClass();
1955
1956         return sides == tclass.sides()
1957                 && columns == tclass.columns()
1958                 && pagestyle == tclass.pagestyle()
1959                 && use_default_options
1960                 && secnumdepth == tclass.secnumdepth()
1961                 && tocdepth == tclass.tocdepth();
1962 }
1963
1964
1965 DocumentClass const & BufferParams::documentClass() const
1966 {
1967         return *doc_class_.get();
1968 }
1969
1970
1971 DocumentClassConstPtr BufferParams::documentClassPtr() const
1972 {
1973         return doc_class_;
1974 }
1975
1976
1977 void BufferParams::setDocumentClass(DocumentClassConstPtr tc)
1978 {
1979         // evil, but this function is evil
1980         doc_class_ = const_pointer_cast<DocumentClass>(tc);
1981 }
1982
1983
1984 bool BufferParams::setBaseClass(string const & classname)
1985 {
1986         LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
1987         LayoutFileList & bcl = LayoutFileList::get();
1988         if (!bcl.haveClass(classname)) {
1989                 docstring s =
1990                         bformat(_("The layout file:\n"
1991                                 "%1$s\n"
1992                                 "could not be found. A default textclass with default\n"
1993                                 "layouts will be used. LyX will not be able to produce\n"
1994                                 "correct output."),
1995                         from_utf8(classname));
1996                 frontend::Alert::error(_("Document class not found"), s);
1997                 bcl.addEmptyClass(classname);
1998         }
1999
2000         bool const success = bcl[classname].load();
2001         if (!success) {
2002                 docstring s =
2003                         bformat(_("Due to some error in it, the layout file:\n"
2004                                 "%1$s\n"
2005                                 "could not be loaded. A default textclass with default\n"
2006                                 "layouts will be used. LyX will not be able to produce\n"
2007                                 "correct output."),
2008                         from_utf8(classname));
2009                 frontend::Alert::error(_("Could not load class"), s);
2010                 bcl.addEmptyClass(classname);
2011         }
2012
2013         pimpl_->baseClass_ = classname;
2014         layout_modules_.adaptToBaseClass(baseClass(), removed_modules_);
2015         return true;
2016 }
2017
2018
2019 LayoutFile const * BufferParams::baseClass() const
2020 {
2021         if (LayoutFileList::get().haveClass(pimpl_->baseClass_))
2022                 return &(LayoutFileList::get()[pimpl_->baseClass_]);
2023         else
2024                 return 0;
2025 }
2026
2027
2028 LayoutFileIndex const & BufferParams::baseClassID() const
2029 {
2030         return pimpl_->baseClass_;
2031 }
2032
2033
2034 void BufferParams::makeDocumentClass()
2035 {
2036         if (!baseClass())
2037                 return;
2038
2039         LayoutModuleList mods;
2040         LayoutModuleList::iterator it;
2041         LayoutModuleList::iterator en;
2042
2043         it = layout_modules_.begin();
2044         en = layout_modules_.end();
2045         for (; it != en; ++it)
2046                 mods.push_back(*it);
2047         it = cite_engine_.begin();
2048         en = cite_engine_.end();
2049         for (; it != en; ++it)
2050                 mods.push_back(*it);
2051         doc_class_ = getDocumentClass(*baseClass(), mods);
2052
2053         if (!local_layout.empty()) {
2054                 TextClass::ReturnValues success =
2055                         doc_class_->read(local_layout, TextClass::MODULE);
2056                 if (success != TextClass::OK && success != TextClass::OK_OLDFORMAT) {
2057                         docstring const msg = _("Error reading internal layout information");
2058                         frontend::Alert::warning(_("Read Error"), msg);
2059                 }
2060         }
2061 }
2062
2063
2064 bool BufferParams::moduleCanBeAdded(string const & modName) const
2065 {
2066         return cite_engine_.moduleCanBeAdded(modName, baseClass()) &&
2067                 layout_modules_.moduleCanBeAdded(modName, baseClass());
2068 }
2069
2070
2071 bool BufferParams::addLayoutModule(string const & modName)
2072 {
2073         LayoutModuleList::const_iterator it = layout_modules_.begin();
2074         LayoutModuleList::const_iterator end = layout_modules_.end();
2075         for (; it != end; ++it)
2076                 if (*it == modName)
2077                         return false;
2078         layout_modules_.push_back(modName);
2079         return true;
2080 }
2081
2082
2083 string BufferParams::bufferFormat() const
2084 {
2085         string format = documentClass().outputFormat();
2086         if (format == "latex") {
2087                 if (useNonTeXFonts)
2088                         return "xetex";
2089                 if (encoding().package() == Encoding::japanese)
2090                         return "platex";
2091         }
2092         return format;
2093 }
2094
2095
2096 bool BufferParams::isExportable(string const & format) const
2097 {
2098         vector<string> backs = backends();
2099         for (vector<string>::const_iterator it = backs.begin();
2100              it != backs.end(); ++it)
2101                 if (theConverters().isReachable(*it, format))
2102                         return true;
2103         return false;
2104 }
2105
2106
2107 namespace {
2108 bool formatSorter(Format const * lhs, Format const * rhs) {
2109         return _(lhs->prettyname()) < _(rhs->prettyname());
2110 }
2111 }
2112
2113
2114 vector<Format const *> BufferParams::exportableFormats(bool only_viewable) const
2115 {
2116         vector<string> const backs = backends();
2117         set<string> excludes;
2118         if (useNonTeXFonts) {
2119                 excludes.insert("latex");
2120                 excludes.insert("pdflatex");
2121         }
2122         vector<Format const *> result =
2123                 theConverters().getReachable(backs[0], only_viewable, true, excludes);
2124         for (vector<string>::const_iterator it = backs.begin() + 1;
2125              it != backs.end(); ++it) {
2126                 vector<Format const *>  r =
2127                         theConverters().getReachable(*it, only_viewable, false, excludes);
2128                 result.insert(result.end(), r.begin(), r.end());
2129         }
2130         sort(result.begin(), result.end(), formatSorter);
2131         return result;
2132 }
2133
2134
2135 bool BufferParams::isExportableFormat(string const & format) const
2136 {
2137         typedef vector<Format const *> Formats;
2138         Formats formats;
2139         formats = exportableFormats(true);
2140         Formats::const_iterator fit = formats.begin();
2141         Formats::const_iterator end = formats.end();
2142         for (; fit != end ; ++fit) {
2143                 if ((*fit)->name() == format)
2144                         return true;
2145         }
2146         return false;
2147 }
2148
2149
2150 vector<string> BufferParams::backends() const
2151 {
2152         vector<string> v;
2153         string const buffmt = bufferFormat();
2154
2155         // FIXME: Don't hardcode format names here, but use a flag
2156         if (buffmt == "latex") {
2157                 if (!useNonTeXFonts) {
2158                         v.push_back("pdflatex");
2159                         v.push_back("latex");
2160                 }
2161                 v.push_back("luatex");
2162                 v.push_back("dviluatex");
2163                 v.push_back("xetex");
2164         } else if (buffmt == "xetex") {
2165                 v.push_back("xetex");
2166                 v.push_back("luatex");
2167                 v.push_back("dviluatex");
2168         } else
2169                 v.push_back(buffmt);
2170
2171         v.push_back("xhtml");
2172         v.push_back("text");
2173         v.push_back("lyx");
2174         return v;
2175 }
2176
2177
2178 OutputParams::FLAVOR BufferParams::getOutputFlavor(string const format) const
2179 {
2180         string const dformat = (format.empty() || format == "default") ?
2181                 getDefaultOutputFormat() : format;
2182         DefaultFlavorCache::const_iterator it =
2183                 default_flavors_.find(dformat);
2184
2185         if (it != default_flavors_.end())
2186                 return it->second;
2187
2188         OutputParams::FLAVOR result = OutputParams::LATEX;
2189
2190         // FIXME It'd be better not to hardcode this, but to do
2191         //       something with formats.
2192         if (dformat == "xhtml")
2193                 result = OutputParams::HTML;
2194         else if (dformat == "text")
2195                 result = OutputParams::TEXT;
2196         else if (dformat == "lyx")
2197                 result = OutputParams::LYX;
2198         else if (dformat == "pdflatex")
2199                 result = OutputParams::PDFLATEX;
2200         else if (dformat == "xetex")
2201                 result = OutputParams::XETEX;
2202         else if (dformat == "luatex")
2203                 result = OutputParams::LUATEX;
2204         else if (dformat == "dviluatex")
2205                 result = OutputParams::DVILUATEX;
2206         else {
2207                 // Try to determine flavor of default output format
2208                 vector<string> backs = backends();
2209                 if (find(backs.begin(), backs.end(), dformat) == backs.end()) {
2210                         // Get shortest path to format
2211                         Graph::EdgePath path;
2212                         for (vector<string>::const_iterator it = backs.begin();
2213                             it != backs.end(); ++it) {
2214                                 Graph::EdgePath p = theConverters().getPath(*it, dformat);
2215                                 if (!p.empty() && (path.empty() || p.size() < path.size())) {
2216                                         path = p;
2217                                 }
2218                         }
2219                         if (!path.empty())
2220                                 result = theConverters().getFlavor(path);
2221                 }
2222         }
2223         // cache this flavor
2224         default_flavors_[dformat] = result;
2225         return result;
2226 }
2227
2228
2229 string BufferParams::getDefaultOutputFormat() const
2230 {
2231         if (!default_output_format.empty()
2232             && default_output_format != "default")
2233                 return default_output_format;
2234         if (isDocBook()
2235             || useNonTeXFonts
2236             || encoding().package() == Encoding::japanese) {
2237                 vector<Format const *> const formats = exportableFormats(true);
2238                 if (formats.empty())
2239                         return string();
2240                 // return the first we find
2241                 return formats.front()->name();
2242         }
2243         return lyxrc.default_view_format;
2244 }
2245
2246 Font const BufferParams::getFont() const
2247 {
2248         FontInfo f = documentClass().defaultfont();
2249         if (fonts_default_family == "rmdefault")
2250                 f.setFamily(ROMAN_FAMILY);
2251         else if (fonts_default_family == "sfdefault")
2252                 f.setFamily(SANS_FAMILY);
2253         else if (fonts_default_family == "ttdefault")
2254                 f.setFamily(TYPEWRITER_FAMILY);
2255         return Font(f, language);
2256 }
2257
2258
2259 bool BufferParams::isLatex() const
2260 {
2261         return documentClass().outputType() == LATEX;
2262 }
2263
2264
2265 bool BufferParams::isLiterate() const
2266 {
2267         return documentClass().outputType() == LITERATE;
2268 }
2269
2270
2271 bool BufferParams::isDocBook() const
2272 {
2273         return documentClass().outputType() == DOCBOOK;
2274 }
2275
2276
2277 void BufferParams::readPreamble(Lexer & lex)
2278 {
2279         if (lex.getString() != "\\begin_preamble")
2280                 lyxerr << "Error (BufferParams::readPreamble):"
2281                         "consistency check failed." << endl;
2282
2283         preamble = lex.getLongString("\\end_preamble");
2284 }
2285
2286
2287 void BufferParams::readLocalLayout(Lexer & lex)
2288 {
2289         if (lex.getString() != "\\begin_local_layout")
2290                 lyxerr << "Error (BufferParams::readLocalLayout):"
2291                         "consistency check failed." << endl;
2292
2293         local_layout = lex.getLongString("\\end_local_layout");
2294 }
2295
2296
2297 bool BufferParams::setLanguage(string const & lang)
2298 {
2299         Language const *new_language = languages.getLanguage(lang);
2300         if (!new_language) {
2301                 // Language lang was not found
2302                 return false;
2303         }
2304         language = new_language;
2305         return true;
2306 }
2307
2308
2309 void BufferParams::readLanguage(Lexer & lex)
2310 {
2311         if (!lex.next()) return;
2312
2313         string const tmptok = lex.getString();
2314
2315         // check if tmptok is part of tex_babel in tex-defs.h
2316         if (!setLanguage(tmptok)) {
2317                 // Language tmptok was not found
2318                 language = default_language;
2319                 lyxerr << "Warning: Setting language `"
2320                        << tmptok << "' to `" << language->lang()
2321                        << "'." << endl;
2322         }
2323 }
2324
2325
2326 void BufferParams::readGraphicsDriver(Lexer & lex)
2327 {
2328         if (!lex.next())
2329                 return;
2330
2331         string const tmptok = lex.getString();
2332         // check if tmptok is part of tex_graphics in tex_defs.h
2333         int n = 0;
2334         while (true) {
2335                 string const test = tex_graphics[n++];
2336
2337                 if (test == tmptok) {
2338                         graphics_driver = tmptok;
2339                         break;
2340                 }
2341                 if (test.empty()) {
2342                         lex.printError(
2343                                 "Warning: graphics driver `$$Token' not recognized!\n"
2344                                 "         Setting graphics driver to `default'.\n");
2345                         graphics_driver = "default";
2346                         break;
2347                 }
2348         }
2349 }
2350
2351
2352 void BufferParams::readBullets(Lexer & lex)
2353 {
2354         if (!lex.next())
2355                 return;
2356
2357         int const index = lex.getInteger();
2358         lex.next();
2359         int temp_int = lex.getInteger();
2360         user_defined_bullet(index).setFont(temp_int);
2361         temp_bullet(index).setFont(temp_int);
2362         lex >> temp_int;
2363         user_defined_bullet(index).setCharacter(temp_int);
2364         temp_bullet(index).setCharacter(temp_int);
2365         lex >> temp_int;
2366         user_defined_bullet(index).setSize(temp_int);
2367         temp_bullet(index).setSize(temp_int);
2368 }
2369
2370
2371 void BufferParams::readBulletsLaTeX(Lexer & lex)
2372 {
2373         // The bullet class should be able to read this.
2374         if (!lex.next())
2375                 return;
2376         int const index = lex.getInteger();
2377         lex.next(true);
2378         docstring const temp_str = lex.getDocString();
2379
2380         user_defined_bullet(index).setText(temp_str);
2381         temp_bullet(index).setText(temp_str);
2382 }
2383
2384
2385 void BufferParams::readModules(Lexer & lex)
2386 {
2387         if (!lex.eatLine()) {
2388                 lyxerr << "Error (BufferParams::readModules):"
2389                                 "Unexpected end of input." << endl;
2390                 return;
2391         }
2392         while (true) {
2393                 string mod = lex.getString();
2394                 if (mod == "\\end_modules")
2395                         break;
2396                 addLayoutModule(mod);
2397                 lex.eatLine();
2398         }
2399 }
2400
2401
2402 void BufferParams::readRemovedModules(Lexer & lex)
2403 {
2404         if (!lex.eatLine()) {
2405                 lyxerr << "Error (BufferParams::readRemovedModules):"
2406                                 "Unexpected end of input." << endl;
2407                 return;
2408         }
2409         while (true) {
2410                 string mod = lex.getString();
2411                 if (mod == "\\end_removed_modules")
2412                         break;
2413                 removed_modules_.push_back(mod);
2414                 lex.eatLine();
2415         }
2416         // now we want to remove any removed modules that were previously
2417         // added. normally, that will be because default modules were added in
2418         // setBaseClass(), which gets called when \textclass is read at the
2419         // start of the read.
2420         list<string>::const_iterator rit = removed_modules_.begin();
2421         list<string>::const_iterator const ren = removed_modules_.end();
2422         for (; rit != ren; ++rit) {
2423                 LayoutModuleList::iterator const mit = layout_modules_.begin();
2424                 LayoutModuleList::iterator const men = layout_modules_.end();
2425                 LayoutModuleList::iterator found = find(mit, men, *rit);
2426                 if (found == men)
2427                         continue;
2428                 layout_modules_.erase(found);
2429         }
2430 }
2431
2432
2433 void BufferParams::readIncludeonly(Lexer & lex)
2434 {
2435         if (!lex.eatLine()) {
2436                 lyxerr << "Error (BufferParams::readIncludeonly):"
2437                                 "Unexpected end of input." << endl;
2438                 return;
2439         }
2440         while (true) {
2441                 string child = lex.getString();
2442                 if (child == "\\end_includeonly")
2443                         break;
2444                 included_children_.push_back(child);
2445                 lex.eatLine();
2446         }
2447 }
2448
2449
2450 string BufferParams::paperSizeName(PapersizePurpose purpose) const
2451 {
2452         switch (papersize) {
2453         case PAPER_DEFAULT:
2454                 // could be anything, so don't guess
2455                 return string();
2456         case PAPER_CUSTOM: {
2457                 if (purpose == XDVI && !paperwidth.empty() &&
2458                     !paperheight.empty()) {
2459                         // heightxwidth<unit>
2460                         string first = paperwidth;
2461                         string second = paperheight;
2462                         if (orientation == ORIENTATION_LANDSCAPE)
2463                                 first.swap(second);
2464                         // cut off unit.
2465                         return first.erase(first.length() - 2)
2466                                 + "x" + second;
2467                 }
2468                 return string();
2469         }
2470         case PAPER_A0:
2471                 // dvips and dvipdfm do not know this
2472                 if (purpose == DVIPS || purpose == DVIPDFM)
2473                         return string();
2474                 return "a0";
2475         case PAPER_A1:
2476                 if (purpose == DVIPS || purpose == DVIPDFM)
2477                         return string();
2478                 return "a1";
2479         case PAPER_A2:
2480                 if (purpose == DVIPS || purpose == DVIPDFM)
2481                         return string();
2482                 return "a2";
2483         case PAPER_A3:
2484                 return "a3";
2485         case PAPER_A4:
2486                 return "a4";
2487         case PAPER_A5:
2488                 return "a5";
2489         case PAPER_A6:
2490                 if (purpose == DVIPS || purpose == DVIPDFM)
2491                         return string();
2492                 return "a6";
2493         case PAPER_B0:
2494                 if (purpose == DVIPS || purpose == DVIPDFM)
2495                         return string();
2496                 return "b0";
2497         case PAPER_B1:
2498                 if (purpose == DVIPS || purpose == DVIPDFM)
2499                         return string();
2500                 return "b1";
2501         case PAPER_B2:
2502                 if (purpose == DVIPS || purpose == DVIPDFM)
2503                         return string();
2504                 return "b2";
2505         case PAPER_B3:
2506                 if (purpose == DVIPS || purpose == DVIPDFM)
2507                         return string();
2508                 return "b3";
2509         case PAPER_B4:
2510                 // dvipdfm does not know this
2511                 if (purpose == DVIPDFM)
2512                         return string();
2513                 return "b4";
2514         case PAPER_B5:
2515                 if (purpose == DVIPDFM)
2516                         return string();
2517                 return "b5";
2518         case PAPER_B6:
2519                 if (purpose == DVIPS || purpose == DVIPDFM)
2520                         return string();
2521                 return "b6";
2522         case PAPER_C0:
2523                 if (purpose == DVIPS || purpose == DVIPDFM)
2524                         return string();
2525                 return "c0";
2526         case PAPER_C1:
2527                 if (purpose == DVIPS || purpose == DVIPDFM)
2528                         return string();
2529                 return "c1";
2530         case PAPER_C2:
2531                 if (purpose == DVIPS || purpose == DVIPDFM)
2532                         return string();
2533                 return "c2";
2534         case PAPER_C3:
2535                 if (purpose == DVIPS || purpose == DVIPDFM)
2536                         return string();
2537                 return "c3";
2538         case PAPER_C4:
2539                 if (purpose == DVIPS || purpose == DVIPDFM)
2540                         return string();
2541                 return "c4";
2542         case PAPER_C5:
2543                 if (purpose == DVIPS || purpose == DVIPDFM)
2544                         return string();
2545                 return "c5";
2546         case PAPER_C6:
2547                 if (purpose == DVIPS || purpose == DVIPDFM)
2548                         return string();
2549                 return "c6";
2550         case PAPER_JISB0:
2551                 if (purpose == DVIPS || purpose == DVIPDFM)
2552                         return string();
2553                 return "jisb0";
2554         case PAPER_JISB1:
2555                 if (purpose == DVIPS || purpose == DVIPDFM)
2556                         return string();
2557                 return "jisb1";
2558         case PAPER_JISB2:
2559                 if (purpose == DVIPS || purpose == DVIPDFM)
2560                         return string();
2561                 return "jisb2";
2562         case PAPER_JISB3:
2563                 if (purpose == DVIPS || purpose == DVIPDFM)
2564                         return string();
2565                 return "jisb3";
2566         case PAPER_JISB4:
2567                 if (purpose == DVIPS || purpose == DVIPDFM)
2568                         return string();
2569                 return "jisb4";
2570         case PAPER_JISB5:
2571                 if (purpose == DVIPS || purpose == DVIPDFM)
2572                         return string();
2573                 return "jisb5";
2574         case PAPER_JISB6:
2575                 if (purpose == DVIPS || purpose == DVIPDFM)
2576                         return string();
2577                 return "jisb6";
2578         case PAPER_USEXECUTIVE:
2579                 // dvipdfm does not know this
2580                 if (purpose == DVIPDFM)
2581                         return string();
2582                 return "foolscap";
2583         case PAPER_USLEGAL:
2584                 return "legal";
2585         case PAPER_USLETTER:
2586         default:
2587                 if (purpose == XDVI)
2588                         return "us";
2589                 return "letter";
2590         }
2591 }
2592
2593
2594 string const BufferParams::dvips_options() const
2595 {
2596         string result;
2597
2598         // If the class loads the geometry package, we do not know which
2599         // paper size is used, since we do not set it (bug 7013).
2600         // Therefore we must not specify any argument here.
2601         // dvips gets the correct paper size via DVI specials in this case
2602         // (if the class uses the geometry package correctly).
2603         if (documentClass().provides("geometry"))
2604                 return result;
2605
2606         if (use_geometry
2607             && papersize == PAPER_CUSTOM
2608             && !lyxrc.print_paper_dimension_flag.empty()
2609             && !paperwidth.empty()
2610             && !paperheight.empty()) {
2611                 // using a custom papersize
2612                 result = lyxrc.print_paper_dimension_flag;
2613                 result += ' ' + paperwidth;
2614                 result += ',' + paperheight;
2615         } else {
2616                 string const paper_option = paperSizeName(DVIPS);
2617                 if (!paper_option.empty() && (paper_option != "letter" ||
2618                     orientation != ORIENTATION_LANDSCAPE)) {
2619                         // dvips won't accept -t letter -t landscape.
2620                         // In all other cases, include the paper size
2621                         // explicitly.
2622                         result = lyxrc.print_paper_flag;
2623                         result += ' ' + paper_option;
2624                 }
2625         }
2626         if (orientation == ORIENTATION_LANDSCAPE &&
2627             papersize != PAPER_CUSTOM)
2628                 result += ' ' + lyxrc.print_landscape_flag;
2629         return result;
2630 }
2631
2632
2633 string const BufferParams::font_encoding() const
2634 {
2635         return (fontenc == "global") ? lyxrc.fontenc : fontenc;
2636 }
2637
2638
2639 string BufferParams::babelCall(string const & lang_opts, bool const langoptions) const
2640 {
2641         if (lang_package != "auto" && lang_package != "babel"
2642             && lang_package != "default" && lang_package != "none")
2643                 return lang_package;
2644         if (lyxrc.language_package_selection == LyXRC::LP_CUSTOM)
2645                 return lyxrc.language_custom_package;
2646         // suppress the babel call if there is no BabelName defined
2647         // for the document language in the lib/languages file and if no
2648         // other languages are used (lang_opts is then empty)
2649         if (lang_opts.empty())
2650                 return string();
2651         // either a specific language (AsBabelOptions setting in
2652         // lib/languages) or the prefs require the languages to
2653         // be submitted to babel itself (not the class).
2654         if (langoptions)
2655                 return "\\usepackage[" + lang_opts + "]{babel}";
2656         return "\\usepackage{babel}";
2657 }
2658
2659
2660 docstring BufferParams::getGraphicsDriver(string const & package) const
2661 {
2662         docstring result;
2663
2664         if (package == "geometry") {
2665                 if (graphics_driver == "dvips"
2666                     || graphics_driver == "dvipdfm"
2667                     || graphics_driver == "pdftex"
2668                     || graphics_driver == "vtex")
2669                         result = from_ascii(graphics_driver);
2670                 else if (graphics_driver == "dvipdfmx")
2671                         result = from_ascii("dvipdfm");
2672         }
2673
2674         return result;
2675 }
2676
2677
2678 void BufferParams::writeEncodingPreamble(otexstream & os,
2679                                          LaTeXFeatures & features) const
2680 {
2681         // XeTeX does not need this
2682         if (features.runparams().flavor == OutputParams::XETEX)
2683                 return;
2684         // LuaTeX neither, but with tex fonts, we need to load
2685         // the luainputenc package.
2686         if (features.runparams().flavor == OutputParams::LUATEX
2687                 || features.runparams().flavor == OutputParams::DVILUATEX) {
2688                 if (!useNonTeXFonts && inputenc != "default"
2689                     && ((inputenc == "auto" && language->encoding()->package() == Encoding::inputenc)
2690                         || (inputenc != "auto" && encoding().package() == Encoding::inputenc))) {
2691                         os << "\\usepackage[utf8]{luainputenc}\n";
2692                 }
2693                 return;
2694         }
2695         if (inputenc == "auto") {
2696                 string const doc_encoding =
2697                         language->encoding()->latexName();
2698                 Encoding::Package const package =
2699                         language->encoding()->package();
2700
2701                 // Create a list with all the input encodings used
2702                 // in the document
2703                 set<string> encodings =
2704                         features.getEncodingSet(doc_encoding);
2705
2706                 // If the "japanese" package (i.e. pLaTeX) is used,
2707                 // inputenc must be omitted.
2708                 // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
2709                 if ((!encodings.empty() || package == Encoding::inputenc)
2710                     && !features.isRequired("japanese")) {
2711                         os << "\\usepackage[";
2712                         set<string>::const_iterator it = encodings.begin();
2713                         set<string>::const_iterator const end = encodings.end();
2714                         if (it != end) {
2715                                 os << from_ascii(*it);
2716                                 ++it;
2717                         }
2718                         for (; it != end; ++it)
2719                                 os << ',' << from_ascii(*it);
2720                         if (package == Encoding::inputenc) {
2721                                 if (!encodings.empty())
2722                                         os << ',';
2723                                 os << from_ascii(doc_encoding);
2724                         }
2725                         os << "]{inputenc}\n";
2726                 }
2727                 if (package == Encoding::CJK || features.mustProvide("CJK")) {
2728                         if (language->encoding()->name() == "utf8-cjk"
2729                             && LaTeXFeatures::isAvailable("CJKutf8"))
2730                                 os << "\\usepackage{CJKutf8}\n";
2731                         else
2732                                 os << "\\usepackage{CJK}\n";
2733                 }
2734         } else if (inputenc != "default") {
2735                 switch (encoding().package()) {
2736                 case Encoding::none:
2737                 case Encoding::japanese:
2738                         break;
2739                 case Encoding::inputenc:
2740                         // do not load inputenc if japanese is used
2741                         if (features.isRequired("japanese"))
2742                                 break;
2743                         os << "\\usepackage[" << from_ascii(inputenc)
2744                            << "]{inputenc}\n";
2745                         break;
2746                 case Encoding::CJK:
2747                         if (encoding().name() == "utf8-cjk"
2748                             && LaTeXFeatures::isAvailable("CJKutf8"))
2749                                 os << "\\usepackage{CJKutf8}\n";
2750                         else
2751                                 os << "\\usepackage{CJK}\n";
2752                         break;
2753                 }
2754         }
2755 }
2756
2757
2758 string const BufferParams::parseFontName(string const & name) const
2759 {
2760         string mangled = name;
2761         size_t const idx = mangled.find('[');
2762         if (idx == string::npos || idx == 0)
2763                 return mangled;
2764         else
2765                 return mangled.substr(0, idx - 1);
2766 }
2767
2768
2769 string const BufferParams::loadFonts(string const & rm,
2770                                      string const & sf, string const & tt,
2771                                      bool const & sc, bool const & osf,
2772                                      int const & sfscale, int const & ttscale,
2773                                      bool const & use_systemfonts,
2774                                      LaTeXFeatures & features) const
2775 {
2776         /* The LaTeX font world is in a flux. In the PSNFSS font interface,
2777            several packages have been replaced by others, that might not
2778            be installed on every system. We have to take care for that
2779            (see psnfss.pdf). We try to support all psnfss fonts as well
2780            as the fonts that have become de facto standard in the LaTeX
2781            world (e.g. Latin Modern). We do not support obsolete fonts
2782            (like PSLatex). In general, it should be possible to mix any
2783            rm font with any sf or tt font, respectively. (JSpitzm)
2784            TODO:
2785                 -- separate math fonts.
2786         */
2787
2788         if (rm == "default" && sf == "default" && tt == "default")
2789                 //nothing to do
2790                 return string();
2791
2792         ostringstream os;
2793
2794         /* Fontspec (XeTeX, LuaTeX): we provide GUI support for oldstyle
2795          * numbers (Numbers=OldStyle) and sf/tt scaling. The Ligatures=TeX/
2796          * Mapping=tex-text option assures TeX ligatures (such as "--")
2797          * are resolved. Note that tt does not use these ligatures.
2798          * TODO:
2799          *    -- add more GUI options?
2800          *    -- add more fonts (fonts for other scripts)
2801          *    -- if there's a way to find out if a font really supports
2802          *       OldStyle, enable/disable the widget accordingly.
2803         */
2804         if (use_systemfonts && features.isAvailable("fontspec")) {
2805                 // "Mapping=tex-text" and "Ligatures=TeX" are equivalent.
2806                 // However, until v.2 (2010/07/11) fontspec only knew
2807                 // Mapping=tex-text (for XeTeX only); then "Ligatures=TeX"
2808                 // was introduced for both XeTeX and LuaTeX (LuaTeX
2809                 // didn't understand "Mapping=tex-text", while XeTeX
2810                 // understood both. With most recent versions, both
2811                 // variants are understood by both engines. However,
2812                 // we want to provide support for at least TeXLive 2009
2813                 // (for XeTeX; LuaTeX is only supported as of v.2)
2814                 string const texmapping =
2815                         (features.runparams().flavor == OutputParams::XETEX) ?
2816                         "Mapping=tex-text" : "Ligatures=TeX";
2817                 if (rm != "default") {
2818                         os << "\\setmainfont[" << texmapping;
2819                         if (osf)
2820                                 os << ",Numbers=OldStyle";
2821                         os << "]{" << parseFontName(rm) << "}\n";
2822                 }
2823                 if (sf != "default") {
2824                         string const sans = parseFontName(sf);
2825                         if (sfscale != 100)
2826                                 os << "\\setsansfont[Scale="
2827                                    << float(sfscale) / 100
2828                                    << "," << texmapping << "]{"
2829                                    << sans << "}\n";
2830                         else
2831                                 os << "\\setsansfont[" << texmapping << "]{"
2832                                    << sans << "}\n";
2833                 }
2834                 if (tt != "default") {
2835                         string const mono = parseFontName(tt);
2836                         if (ttscale != 100)
2837                                 os << "\\setmonofont[Scale="
2838                                    << float(ttscale) / 100
2839                                    << "]{"
2840                                    << mono << "}\n";
2841                         else
2842                                 os << "\\setmonofont{"
2843                                    << mono << "}\n";
2844                 }
2845                 return os.str();
2846         }
2847
2848         // ROMAN FONTS
2849         // Computer Modern (must be explicitly selectable -- there might be classes
2850         // that define a different default font!
2851         if (rm == "cmr") {
2852                 os << "\\renewcommand{\\rmdefault}{cmr}\n";
2853                 // osf for Computer Modern needs eco.sty
2854                 if (osf)
2855                         os << "\\usepackage{eco}\n";
2856         }
2857         // Latin Modern Roman
2858         else if (rm == "lmodern")
2859                 os << "\\usepackage{lmodern}\n";
2860         // AE
2861         else if (rm == "ae") {
2862                 // not needed when using OT1 font encoding.
2863                 if (font_encoding() != "default")
2864                         os << "\\usepackage{ae,aecompl}\n";
2865         }
2866         // Times
2867         else if (rm == "times") {
2868                 // try to load the best available package
2869                 if (LaTeXFeatures::isAvailable("mathptmx"))
2870                         os << "\\usepackage{mathptmx}\n";
2871                 else if (LaTeXFeatures::isAvailable("mathptm"))
2872                         os << "\\usepackage{mathptm}\n";
2873                 else
2874                         os << "\\usepackage{times}\n";
2875         }
2876         // Palatino
2877         else if (rm == "palatino") {
2878                 // try to load the best available package
2879                 if (LaTeXFeatures::isAvailable("mathpazo")) {
2880                         os << "\\usepackage";
2881                         if (osf || sc) {
2882                                 os << '[';
2883                                 if (!osf)
2884                                         os << "sc";
2885                                 else
2886                                         // "osf" includes "sc"!
2887                                         os << "osf";
2888                                 os << ']';
2889                         }
2890                         os << "{mathpazo}\n";
2891                 }
2892                 else if (LaTeXFeatures::isAvailable("mathpple"))
2893                         os << "\\usepackage{mathpple}\n";
2894                 else
2895                         os << "\\usepackage{palatino}\n";
2896         }
2897         // Utopia
2898         else if (rm == "utopia") {
2899                 // fourier supersedes utopia.sty, but does
2900                 // not work with OT1 encoding.
2901                 if (LaTeXFeatures::isAvailable("fourier")
2902                     && font_encoding() != "default") {
2903                         os << "\\usepackage";
2904                         if (osf || sc) {
2905                                 os << '[';
2906                                 if (sc)
2907                                         os << "expert";
2908                                 if (osf && sc)
2909                                         os << ',';
2910                                 if (osf)
2911                                         os << "oldstyle";
2912                                 os << ']';
2913                         }
2914                         os << "{fourier}\n";
2915                 }
2916                 else
2917                         os << "\\usepackage{utopia}\n";
2918         }
2919         // Bera (complete fontset)
2920         else if (rm == "bera" && sf == "default" && tt == "default")
2921                 os << "\\usepackage{bera}\n";
2922         // everything else
2923         else if (rm != "default")
2924                 os << "\\usepackage" << "{" << rm << "}\n";
2925
2926         // SANS SERIF
2927         // Helvetica, Bera Sans
2928         if (sf == "helvet" || sf == "berasans") {
2929                 if (sfscale != 100)
2930                         os << "\\usepackage[scaled=" << float(sfscale) / 100
2931                            << "]{" << sf << "}\n";
2932                 else
2933                         os << "\\usepackage{" << sf << "}\n";
2934         }
2935         // Avant Garde
2936         else if (sf == "avant")
2937                 os << "\\usepackage{" << sf << "}\n";
2938         // Computer Modern, Latin Modern, CM Bright
2939         else if (sf != "default")
2940                 os << "\\renewcommand{\\sfdefault}{" << sf << "}\n";
2941
2942         // monospaced/typewriter
2943         // Courier, LuxiMono
2944         if (tt == "luximono" || tt == "beramono") {
2945                 if (ttscale != 100)
2946                         os << "\\usepackage[scaled=" << float(ttscale) / 100
2947                            << "]{" << tt << "}\n";
2948                 else
2949                         os << "\\usepackage{" << tt << "}\n";
2950         }
2951         // Courier
2952         else if (tt == "courier" )
2953                 os << "\\usepackage{" << tt << "}\n";
2954         // Computer Modern, Latin Modern, CM Bright
2955         else if (tt != "default")
2956                 os << "\\renewcommand{\\ttdefault}{" << tt << "}\n";
2957
2958         return os.str();
2959 }
2960
2961
2962 Encoding const & BufferParams::encoding() const
2963 {
2964         // FIXME: actually, we should check for the flavor
2965         // or runparams.isFullyUnicode() here:
2966         // This check will not work with XeTeX/LuaTeX and tex fonts.
2967         // Thus we have to reset the encoding in Buffer::makeLaTeXFile.
2968         if (useNonTeXFonts)
2969                 return *(encodings.fromLaTeXName("utf8-plain"));
2970         if (inputenc == "auto" || inputenc == "default")
2971                 return *language->encoding();
2972         Encoding const * const enc = encodings.fromLaTeXName(inputenc);
2973         if (enc)
2974                 return *enc;
2975         LYXERR0("Unknown inputenc value `" << inputenc
2976                << "'. Using `auto' instead.");
2977         return *language->encoding();
2978 }
2979
2980
2981 bool BufferParams::addCiteEngine(string const & engine)
2982 {
2983         LayoutModuleList::const_iterator it = cite_engine_.begin();
2984         LayoutModuleList::const_iterator en = cite_engine_.end();
2985         for (; it != en; ++it)
2986                 if (*it == engine)
2987                         return false;
2988         cite_engine_.push_back(engine);
2989         return true;
2990 }
2991
2992
2993 bool BufferParams::addCiteEngine(vector<string> const & engine)
2994 {
2995         vector<string>::const_iterator it = engine.begin();
2996         vector<string>::const_iterator en = engine.end();
2997         bool ret = true;
2998         for (; it != en; ++it)
2999                 if (!addCiteEngine(*it))
3000                         ret = false;
3001         return ret;
3002 }
3003
3004
3005 string const & BufferParams::defaultBiblioStyle() const
3006 {
3007         return documentClass().defaultBiblioStyle();
3008 }
3009
3010
3011 bool const & BufferParams::fullAuthorList() const
3012 {
3013         return documentClass().fullAuthorList();
3014 }
3015
3016
3017 void BufferParams::setCiteEngine(string const & engine)
3018 {
3019         clearCiteEngine();
3020         addCiteEngine(engine);
3021 }
3022
3023
3024 void BufferParams::setCiteEngine(vector<string> const & engine)
3025 {
3026         clearCiteEngine();
3027         addCiteEngine(engine);
3028 }
3029
3030
3031 vector<string> BufferParams::citeCommands() const
3032 {
3033         static CitationStyle const default_style;
3034         vector<string> commands =
3035                 documentClass().citeCommands(citeEngineType());
3036         if (commands.empty())
3037                 commands.push_back(default_style.cmd);
3038         return commands;
3039 }
3040
3041
3042 vector<CitationStyle> BufferParams::citeStyles() const
3043 {
3044         static CitationStyle const default_style;
3045         vector<CitationStyle> styles =
3046                 documentClass().citeStyles(citeEngineType());
3047         if (styles.empty())
3048                 styles.push_back(default_style);
3049         return styles;
3050 }
3051
3052 } // namespace lyx