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 "Encoding.h"
  27 #include "Language.h"
  28 #include "LaTeXFeatures.h"
  29 #include "ModuleList.h"
  30 #include "Font.h"
  31 #include "Lexer.h"
  32 #include "LyXRC.h"
  33 #include "OutputParams.h"
  34 #include "Spacing.h"
  35 #include "TexRow.h"
  36 #include "VSpace.h"
  37 #include "PDFOptions.h"
  38
  39 #include "frontends/alert.h"
  40
  41 #include "insets/InsetListingsParams.h"
  42
  43 #include "support/convert.h"
  44 #include "support/debug.h"
  45 #include "support/docstream.h"
  46 #include "support/FileName.h"
  47 #include "support/filetools.h"
  48 #include "support/gettext.h"
  49 #include "support/Messages.h"
  50 #include "support/Translator.h"
  51 #include "support/lstrings.h"
  52
  53 #include <algorithm>
  54 #include <sstream>
  55
  56 using namespace std;
  57 using namespace lyx::support;
  58
  59
  60 static char const * const string_paragraph_separation[] = {
  61         "indent", "skip", ""
  62 };
  63
  64
  65 static char const * const string_quotes_language[] = {
  66         "english", "swedish", "german", "polish", "french", "danish", ""
  67 };
  68
  69
  70 static char const * const string_papersize[] = {
  71         "default", "custom", "letterpaper", "executivepaper", "legalpaper",
  72         "a3paper", "a4paper", "a5paper", "b3paper", "b4paper", "b5paper", ""
  73 };
  74
  75
  76 static char const * const string_orientation[] = {
  77         "portrait", "landscape", ""
  78 };
  79
  80
  81 static char const * const string_footnotekinds[] = {
  82         "footnote", "margin", "fig", "tab", "alg", "wide-fig", "wide-tab", ""
  83 };
  84
  85
  86 static char const * const tex_graphics[] = {
  87         "default", "dvips", "dvitops", "emtex",
  88         "ln", "oztex", "textures", "none", ""
  89 };
  90
  91
  92 namespace lyx {
  93
  94 // Local translators
  95 namespace {
  96
  97 // Paragraph separation
  98 typedef Translator<string, BufferParams::ParagraphSeparation> ParSepTranslator;
  99
 100
 101 ParSepTranslator const init_parseptranslator()
 102 {
 103         ParSepTranslator translator
 104                 (string_paragraph_separation[0], BufferParams::ParagraphIndentSeparation);
 105         translator.addPair(string_paragraph_separation[1], BufferParams::ParagraphSkipSeparation);
 106         return translator;
 107 }
 108
 109
 110 ParSepTranslator const & parseptranslator()
 111 {
 112         static ParSepTranslator translator = init_parseptranslator();
 113         return translator;
 114 }
 115
 116
 117 // Quotes language
 118 typedef Translator<string, InsetQuotes::QuoteLanguage> QuotesLangTranslator;
 119
 120
 121 QuotesLangTranslator const init_quoteslangtranslator()
 122 {
 123         QuotesLangTranslator translator
 124                 (string_quotes_language[0], InsetQuotes::EnglishQuotes);
 125         translator.addPair(string_quotes_language[1], InsetQuotes::SwedishQuotes);
 126         translator.addPair(string_quotes_language[2], InsetQuotes::GermanQuotes);
 127         translator.addPair(string_quotes_language[3], InsetQuotes::PolishQuotes);
 128         translator.addPair(string_quotes_language[4], InsetQuotes::FrenchQuotes);
 129         translator.addPair(string_quotes_language[5], InsetQuotes::DanishQuotes);
 130         return translator;
 131 }
 132
 133
 134 QuotesLangTranslator const & quoteslangtranslator()
 135 {
 136         static QuotesLangTranslator translator = init_quoteslangtranslator();
 137         return translator;
 138 }
 139
 140
 141 // Paper size
 142 typedef Translator<string, PAPER_SIZE> PaperSizeTranslator;
 143
 144
 145 static PaperSizeTranslator initPaperSizeTranslator()
 146 {
 147         PaperSizeTranslator translator(string_papersize[0], PAPER_DEFAULT);
 148         translator.addPair(string_papersize[1], PAPER_CUSTOM);
 149         translator.addPair(string_papersize[2], PAPER_USLETTER);
 150         translator.addPair(string_papersize[3], PAPER_USLEGAL);
 151         translator.addPair(string_papersize[4], PAPER_USEXECUTIVE);
 152         translator.addPair(string_papersize[5], PAPER_A3);
 153         translator.addPair(string_papersize[6], PAPER_A4);
 154         translator.addPair(string_papersize[7], PAPER_A5);
 155         translator.addPair(string_papersize[8], PAPER_B3);
 156         translator.addPair(string_papersize[9], PAPER_B4);
 157         translator.addPair(string_papersize[10], PAPER_B5);
 158         return translator;
 159 }
 160
 161
 162 PaperSizeTranslator const & papersizetranslator()
 163 {
 164         static PaperSizeTranslator translator = initPaperSizeTranslator();
 165         return translator;
 166 }
 167
 168
 169 // Paper orientation
 170 typedef Translator<string, PAPER_ORIENTATION> PaperOrientationTranslator;
 171
 172
 173 PaperOrientationTranslator const init_paperorientationtranslator()
 174 {
 175         PaperOrientationTranslator translator(string_orientation[0], ORIENTATION_PORTRAIT);
 176         translator.addPair(string_orientation[1], ORIENTATION_LANDSCAPE);
 177         return translator;
 178 }
 179
 180
 181 PaperOrientationTranslator const & paperorientationtranslator()
 182 {
 183         static PaperOrientationTranslator translator = init_paperorientationtranslator();
 184         return translator;
 185 }
 186
 187
 188 // Page sides
 189 typedef Translator<int, PageSides> SidesTranslator;
 190
 191
 192 SidesTranslator const init_sidestranslator()
 193 {
 194         SidesTranslator translator(1, OneSide);
 195         translator.addPair(2, TwoSides);
 196         return translator;
 197 }
 198
 199
 200 SidesTranslator const & sidestranslator()
 201 {
 202         static SidesTranslator translator = init_sidestranslator();
 203         return translator;
 204 }
 205
 206
 207 // LaTeX packages
 208 typedef Translator<int, BufferParams::Package> PackageTranslator;
 209
 210
 211 PackageTranslator const init_packagetranslator()
 212 {
 213         PackageTranslator translator(0, BufferParams::package_off);
 214         translator.addPair(1, BufferParams::package_auto);
 215         translator.addPair(2, BufferParams::package_on);
 216         return translator;
 217 }
 218
 219
 220 PackageTranslator const & packagetranslator()
 221 {
 222         static PackageTranslator translator = init_packagetranslator();
 223         return translator;
 224 }
 225
 226
 227 // Cite engine
 228 typedef Translator<string, CiteEngine> CiteEngineTranslator;
 229
 230
 231 CiteEngineTranslator const init_citeenginetranslator()
 232 {
 233         CiteEngineTranslator translator("basic", ENGINE_BASIC);
 234         translator.addPair("natbib_numerical", ENGINE_NATBIB_NUMERICAL);
 235         translator.addPair("natbib_authoryear", ENGINE_NATBIB_AUTHORYEAR);
 236         translator.addPair("jurabib", ENGINE_JURABIB);
 237         return translator;
 238 }
 239
 240
 241 CiteEngineTranslator const & citeenginetranslator()
 242 {
 243         static CiteEngineTranslator translator = init_citeenginetranslator();
 244         return translator;
 245 }
 246
 247
 248 // Spacing
 249 typedef Translator<string, Spacing::Space> SpaceTranslator;
 250
 251
 252 SpaceTranslator const init_spacetranslator()
 253 {
 254         SpaceTranslator translator("default", Spacing::Default);
 255         translator.addPair("single", Spacing::Single);
 256         translator.addPair("onehalf", Spacing::Onehalf);
 257         translator.addPair("double", Spacing::Double);
 258         translator.addPair("other", Spacing::Other);
 259         return translator;
 260 }
 261
 262
 263 SpaceTranslator const & spacetranslator()
 264 {
 265         static SpaceTranslator translator = init_spacetranslator();
 266         return translator;
 267 }
 268
 269
 270 } // anon namespace
 271
 272
 273 class BufferParams::Impl
 274 {
 275 public:
 276         Impl();
 277
 278         AuthorList authorlist;
 279         BranchList branchlist;
 280         Bullet temp_bullets[4];
 281         Bullet user_defined_bullets[4];
 282         Spacing spacing;
 283         /** This is the amount of space used for paragraph_separation "skip",
 284          * and for detached paragraphs in "indented" documents.
 285          */
 286         VSpace defskip;
 287         PDFOptions pdfoptions;
 288         LayoutFileIndex baseClass_;
 289 };
 290
 291
 292 BufferParams::Impl::Impl()
 293         : defskip(VSpace::MEDSKIP), baseClass_(string(""))
 294 {
 295         // set initial author
 296         // FIXME UNICODE
 297         authorlist.record(Author(from_utf8(lyxrc.user_name), from_utf8(lyxrc.user_email)));
 298 }
 299
 300
 301 BufferParams::Impl *
 302 BufferParams::MemoryTraits::clone(BufferParams::Impl const * ptr)
 303 {
 304         LASSERT(ptr, /**/);
 305
 306         return new BufferParams::Impl(*ptr);
 307 }
 308
 309
 310 void BufferParams::MemoryTraits::destroy(BufferParams::Impl * ptr)
 311 {
 312         delete ptr;
 313 }
 314
 315
 316 BufferParams::BufferParams()
 317         : pimpl_(new Impl)
 318 {
 319         setBaseClass(defaultBaseclass());
 320         makeDocumentClass();
 321         paragraph_separation = ParagraphIndentSeparation;
 322         quotes_language = InsetQuotes::EnglishQuotes;
 323         fontsize = "default";
 324
 325         /*  PaperLayout */
 326         papersize = PAPER_DEFAULT;
 327         orientation = ORIENTATION_PORTRAIT;
 328         use_geometry = false;
 329         use_amsmath = package_auto;
 330         use_esint = package_auto;
 331         cite_engine_ = ENGINE_BASIC;
 332         use_bibtopic = false;
 333         trackChanges = false;
 334         outputChanges = false;
 335         secnumdepth = 3;
 336         tocdepth = 3;
 337         language = default_language;
 338         fontsRoman = "default";
 339         fontsSans = "default";
 340         fontsTypewriter = "default";
 341         fontsDefaultFamily = "default";
 342         fontsSC = false;
 343         fontsOSF = false;
 344         fontsSansScale = 100;
 345         fontsTypewriterScale = 100;
 346         inputenc = "auto";
 347         graphicsDriver = "default";
 348         sides = OneSide;
 349         columns = 1;
 350         listings_params = string();
 351         pagestyle = "default";
 352         compressed = false;
 353         for (int iter = 0; iter < 4; ++iter) {
 354                 user_defined_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 355                 temp_bullet(iter) = ITEMIZE_DEFAULTS[iter];
 356         }
 357 }
 358
 359
 360 docstring BufferParams::B_(string const & l10n) const
 361 {
 362         LASSERT(language, /**/);
 363         return getMessages(language->code()).get(l10n);
 364 }
 365
 366
 367 AuthorList & BufferParams::authors()
 368 {
 369         return pimpl_->authorlist;
 370 }
 371
 372
 373 AuthorList const & BufferParams::authors() const
 374 {
 375         return pimpl_->authorlist;
 376 }
 377
 378
 379 BranchList & BufferParams::branchlist()
 380 {
 381         return pimpl_->branchlist;
 382 }
 383
 384
 385 BranchList const & BufferParams::branchlist() const
 386 {
 387         return pimpl_->branchlist;
 388 }
 389
 390
 391 Bullet & BufferParams::temp_bullet(lyx::size_type const index)
 392 {
 393         LASSERT(index < 4, /**/);
 394         return pimpl_->temp_bullets[index];
 395 }
 396
 397
 398 Bullet const & BufferParams::temp_bullet(lyx::size_type const index) const
 399 {
 400         LASSERT(index < 4, /**/);
 401         return pimpl_->temp_bullets[index];
 402 }
 403
 404
 405 Bullet & BufferParams::user_defined_bullet(lyx::size_type const index)
 406 {
 407         LASSERT(index < 4, /**/);
 408         return pimpl_->user_defined_bullets[index];
 409 }
 410
 411
 412 Bullet const & BufferParams::user_defined_bullet(lyx::size_type const index) const
 413 {
 414         LASSERT(index < 4, /**/);
 415         return pimpl_->user_defined_bullets[index];
 416 }
 417
 418
 419 Spacing & BufferParams::spacing()
 420 {
 421         return pimpl_->spacing;
 422 }
 423
 424
 425 Spacing const & BufferParams::spacing() const
 426 {
 427         return pimpl_->spacing;
 428 }
 429
 430
 431 PDFOptions & BufferParams::pdfoptions()
 432 {
 433         return pimpl_->pdfoptions;
 434 }
 435
 436
 437 PDFOptions const & BufferParams::pdfoptions() const
 438 {
 439         return pimpl_->pdfoptions;
 440 }
 441
 442
 443 VSpace const & BufferParams::getDefSkip() const
 444 {
 445         return pimpl_->defskip;
 446 }
 447
 448
 449 void BufferParams::setDefSkip(VSpace const & vs)
 450 {
 451         pimpl_->defskip = vs;
 452 }
 453
 454
 455 string BufferParams::readToken(Lexer & lex, string const & token,
 456         FileName const & filepath)
 457 {
 458         if (token == "\\textclass") {
 459                 lex.next();
 460                 string const classname = lex.getString();
 461                 // if there exists a local layout file, ignore the system one
 462                 // NOTE: in this case, the textclass (.cls file) is assumed to be available.
 463                 string tcp;
 464                 LayoutFileList & bcl = LayoutFileList::get();
 465                 if (tcp.empty() && !filepath.empty())
 466                         tcp = bcl.addLayoutFile(classname, filepath.absFilename(), LayoutFileList::Local);
 467                 if (!tcp.empty())
 468                         setBaseClass(tcp);
 469                 else if (bcl.haveClass(classname)) {
 470                         setBaseClass(classname);
 471                 } else {
 472                         // a warning will be given for unknown class
 473                         setBaseClass(defaultBaseclass());
 474                         return classname;
 475                 }
 476                 // FIXME: this warning will be given even if there exists a local .cls
 477                 // file. Even worse, the .lyx file can not be compiled or exported
 478                 // because the textclass is marked as unavilable.
 479                 if (!baseClass()->isTeXClassAvailable()) {
 480                         docstring const msg =
 481                                 bformat(_("The layout file requested by this document,\n"
 482                                                  "%1$s.layout,\n"
 483                                                  "is not usable. This is probably because a LaTeX\n"
 484                                                  "class or style file required by it is not\n"
 485                                                  "available. See the Customization documentation\n"
 486                                                  "for more information.\n"), from_utf8(classname));
 487                         frontend::Alert::warning(_("Document class not available"),
 488                                        msg + _("LyX will not be able to produce output."));
 489                 }
 490
 491         } else if (token == "\\begin_preamble") {
 492                 readPreamble(lex);
 493         } else if (token == "\\begin_local_layout") {
 494                 readLocalLayout(lex);
 495         } else if (token == "\\begin_modules") {
 496                 readModules(lex);
 497         } else if (token == "\\options") {
 498                 lex.eatLine();
 499                 options = lex.getString();
 500         } else if (token == "\\master") {
 501                 lex.eatLine();
 502                 master = lex.getString();
 503         } else if (token == "\\language") {
 504                 readLanguage(lex);
 505         } else if (token == "\\inputencoding") {
 506                 lex >> inputenc;
 507         } else if (token == "\\graphics") {
 508                 readGraphicsDriver(lex);
 509         } else if (token == "\\font_roman") {
 510                 lex >> fontsRoman;
 511         } else if (token == "\\font_sans") {
 512                 lex >> fontsSans;
 513         } else if (token == "\\font_typewriter") {
 514                 lex >> fontsTypewriter;
 515         } else if (token == "\\font_default_family") {
 516                 lex >> fontsDefaultFamily;
 517         } else if (token == "\\font_sc") {
 518                 lex >> fontsSC;
 519         } else if (token == "\\font_osf") {
 520                 lex >> fontsOSF;
 521         } else if (token == "\\font_sf_scale") {
 522                 lex >> fontsSansScale;
 523         } else if (token == "\\font_tt_scale") {
 524                 lex >> fontsTypewriterScale;
 525         } else if (token == "\\paragraph_separation") {
 526                 string parsep;
 527                 lex >> parsep;
 528                 paragraph_separation = parseptranslator().find(parsep);
 529         } else if (token == "\\defskip") {
 530                 lex.next();
 531                 string defskip = lex.getString();
 532                 if (defskip == "defskip")
 533                         // this is invalid
 534                         defskip = "medskip";
 535                 pimpl_->defskip = VSpace(defskip);
 536         } else if (token == "\\quotes_language") {
 537                 string quotes_lang;
 538                 lex >> quotes_lang;
 539                 quotes_language = quoteslangtranslator().find(quotes_lang);
 540         } else if (token == "\\papersize") {
 541                 string ppsize;
 542                 lex >> ppsize;
 543                 papersize = papersizetranslator().find(ppsize);
 544         } else if (token == "\\use_geometry") {
 545                 lex >> use_geometry;
 546         } else if (token == "\\use_amsmath") {
 547                 int use_ams;
 548                 lex >> use_ams;
 549                 use_amsmath = packagetranslator().find(use_ams);
 550         } else if (token == "\\use_esint") {
 551                 int useesint;
 552                 lex >> useesint;
 553                 use_esint = packagetranslator().find(useesint);
 554         } else if (token == "\\cite_engine") {
 555                 string engine;
 556                 lex >> engine;
 557                 cite_engine_ = citeenginetranslator().find(engine);
 558         } else if (token == "\\use_bibtopic") {
 559                 lex >> use_bibtopic;
 560         } else if (token == "\\tracking_changes") {
 561                 lex >> trackChanges;
 562         } else if (token == "\\output_changes") {
 563                 lex >> outputChanges;
 564         } else if (token == "\\branch") {
 565                 lex.next();
 566                 docstring branch = lex.getDocString();
 567                 branchlist().add(branch);
 568                 while (true) {
 569                         lex.next();
 570                         string const tok = lex.getString();
 571                         if (tok == "\\end_branch")
 572                                 break;
 573                         Branch * branch_ptr = branchlist().find(branch);
 574                         if (tok == "\\selected") {
 575                                 lex.next();
 576                                 if (branch_ptr)
 577                                         branch_ptr->setSelected(lex.getInteger());
 578                         }
 579                         // not yet operational
 580                         if (tok == "\\color") {
 581                                 lex.eatLine();
 582                                 string color = lex.getString();
 583                                 if (branch_ptr)
 584                                         branch_ptr->setColor(color);
 585                                 // Update also the Color table:
 586                                 if (color == "none")
 587                                         color = lcolor.getX11Name(Color_background);
 588                                 // FIXME UNICODE
 589                                 lcolor.setColor(to_utf8(branch), color);
 590
 591                         }
 592                 }
 593         } else if (token == "\\author") {
 594                 lex.eatLine();
 595                 istringstream ss(lex.getString());
 596                 Author a;
 597                 ss >> a;
 598                 author_map.push_back(pimpl_->authorlist.record(a));
 599         } else if (token == "\\paperorientation") {
 600                 string orient;
 601                 lex >> orient;
 602                 orientation = paperorientationtranslator().find(orient);
 603         } else if (token == "\\paperwidth") {
 604                 lex >> paperwidth;
 605         } else if (token == "\\paperheight") {
 606                 lex >> paperheight;
 607         } else if (token == "\\leftmargin") {
 608                 lex >> leftmargin;
 609         } else if (token == "\\topmargin") {
 610                 lex >> topmargin;
 611         } else if (token == "\\rightmargin") {
 612                 lex >> rightmargin;
 613         } else if (token == "\\bottommargin") {
 614                 lex >> bottommargin;
 615         } else if (token == "\\headheight") {
 616                 lex >> headheight;
 617         } else if (token == "\\headsep") {
 618                 lex >> headsep;
 619         } else if (token == "\\footskip") {
 620                 lex >> footskip;
 621         } else if (token == "\\columnsep") {
 622                 lex >> columnsep;
 623         } else if (token == "\\paperfontsize") {
 624                 lex >> fontsize;
 625         } else if (token == "\\papercolumns") {
 626                 lex >> columns;
 627         } else if (token == "\\listings_params") {
 628                 string par;
 629                 lex >> par;
 630                 listings_params = InsetListingsParams(par).params();
 631         } else if (token == "\\papersides") {
 632                 int psides;
 633                 lex >> psides;
 634                 sides = sidestranslator().find(psides);
 635         } else if (token == "\\paperpagestyle") {
 636                 lex >> pagestyle;
 637         } else if (token == "\\bullet") {
 638                 readBullets(lex);
 639         } else if (token == "\\bulletLaTeX") {
 640                 readBulletsLaTeX(lex);
 641         } else if (token == "\\secnumdepth") {
 642                 lex >> secnumdepth;
 643         } else if (token == "\\tocdepth") {
 644                 lex >> tocdepth;
 645         } else if (token == "\\spacing") {
 646                 string nspacing;
 647                 lex >> nspacing;
 648                 string tmp_val;
 649                 if (nspacing == "other") {
 650                         lex >> tmp_val;
 651                 }
 652                 spacing().set(spacetranslator().find(nspacing), tmp_val);
 653         } else if (token == "\\float_placement") {
 654                 lex >> float_placement;
 655
 656         } else if (prefixIs(token, "\\pdf_") || token == "\\use_hyperref") {
 657                 string toktmp = pdfoptions().readToken(lex, token);
 658                 if (!toktmp.empty()) {
 659                         lyxerr << "PDFOptions::readToken(): Unknown token: " <<
 660                                 toktmp << endl;
 661                         return toktmp;
 662                 }
 663         } else {
 664                 lyxerr << "BufferParams::readToken(): Unknown token: " <<
 665                         token << endl;
 666                 return token;
 667         }
 668
 669         return string();
 670 }
 671
 672
 673 void BufferParams::writeFile(ostream & os) const
 674 {
 675         // The top of the file is written by the buffer.
 676         // Prints out the buffer info into the .lyx file given by file
 677
 678         // the textclass
 679         os << "\\textclass " << baseClass()->name() << '\n';
 680
 681         // then the preamble
 682         if (!preamble.empty()) {
 683                 // remove '\n' from the end of preamble
 684                 string const tmppreamble = rtrim(preamble, "\n");
 685                 os << "\\begin_preamble\n"
 686                    << tmppreamble
 687                    << "\n\\end_preamble\n";
 688         }
 689
 690         // the options
 691         if (!options.empty()) {
 692                 os << "\\options " << options << '\n';
 693         }
 694
 695         // the master document
 696         if (!master.empty()) {
 697                 os << "\\master " << master << '\n';
 698         }
 699
 700         //the modules
 701         if (!layoutModules_.empty()) {
 702                 os << "\\begin_modules" << '\n';
 703                 LayoutModuleList::const_iterator it = layoutModules_.begin();
 704                 for (; it != layoutModules_.end(); it++)
 705                         os << *it << '\n';
 706                 os << "\\end_modules" << '\n';
 707         }
 708
 709         // local layout information
 710         if (!local_layout.empty()) {
 711                 // remove '\n' from the end
 712                 string const tmplocal = rtrim(local_layout, "\n");
 713                 os << "\\begin_local_layout\n"
 714                    << tmplocal
 715                    << "\n\\end_local_layout\n";
 716         }
 717
 718         // then the text parameters
 719         if (language != ignore_language)
 720                 os << "\\language " << language->lang() << '\n';
 721         os << "\\inputencoding " << inputenc
 722            << "\n\\font_roman " << fontsRoman
 723            << "\n\\font_sans " << fontsSans
 724            << "\n\\font_typewriter " << fontsTypewriter
 725            << "\n\\font_default_family " << fontsDefaultFamily
 726            << "\n\\font_sc " << convert<string>(fontsSC)
 727            << "\n\\font_osf " << convert<string>(fontsOSF)
 728            << "\n\\font_sf_scale " << fontsSansScale
 729            << "\n\\font_tt_scale " << fontsTypewriterScale
 730            << "\n\\graphics " << graphicsDriver << '\n';
 731
 732         if (!float_placement.empty()) {
 733                 os << "\\float_placement " << float_placement << '\n';
 734         }
 735         os << "\\paperfontsize " << fontsize << '\n';
 736
 737         spacing().writeFile(os);
 738         pdfoptions().writeFile(os);
 739
 740         os << "\\papersize " << string_papersize[papersize]
 741            << "\n\\use_geometry " << convert<string>(use_geometry)
 742            << "\n\\use_amsmath " << use_amsmath
 743            << "\n\\use_esint " << use_esint
 744            << "\n\\cite_engine " << citeenginetranslator().find(cite_engine_)
 745            << "\n\\use_bibtopic " << convert<string>(use_bibtopic)
 746            << "\n\\paperorientation " << string_orientation[orientation]
 747            << '\n';
 748
 749         BranchList::const_iterator it = branchlist().begin();
 750         BranchList::const_iterator end = branchlist().end();
 751         for (; it != end; ++it) {
 752                 os << "\\branch " << to_utf8(it->getBranch())
 753                    << "\n\\selected " << it->getSelected()
 754                    << "\n\\color " << lyx::X11hexname(it->getColor())
 755                    << "\n\\end_branch"
 756                    << "\n";
 757         }
 758
 759         if (!paperwidth.empty())
 760                 os << "\\paperwidth "
 761                    << VSpace(paperwidth).asLyXCommand() << '\n';
 762         if (!paperheight.empty())
 763                 os << "\\paperheight "
 764                    << VSpace(paperheight).asLyXCommand() << '\n';
 765         if (!leftmargin.empty())
 766                 os << "\\leftmargin "
 767                    << VSpace(leftmargin).asLyXCommand() << '\n';
 768         if (!topmargin.empty())
 769                 os << "\\topmargin "
 770                    << VSpace(topmargin).asLyXCommand() << '\n';
 771         if (!rightmargin.empty())
 772                 os << "\\rightmargin "
 773                    << VSpace(rightmargin).asLyXCommand() << '\n';
 774         if (!bottommargin.empty())
 775                 os << "\\bottommargin "
 776                    << VSpace(bottommargin).asLyXCommand() << '\n';
 777         if (!headheight.empty())
 778                 os << "\\headheight "
 779                    << VSpace(headheight).asLyXCommand() << '\n';
 780         if (!headsep.empty())
 781                 os << "\\headsep "
 782                    << VSpace(headsep).asLyXCommand() << '\n';
 783         if (!footskip.empty())
 784                 os << "\\footskip "
 785                    << VSpace(footskip).asLyXCommand() << '\n';
 786         if (!columnsep.empty())
 787                 os << "\\columnsep "
 788                          << VSpace(columnsep).asLyXCommand() << '\n';
 789         os << "\\secnumdepth " << secnumdepth
 790            << "\n\\tocdepth " << tocdepth
 791            << "\n\\paragraph_separation "
 792            << string_paragraph_separation[paragraph_separation]
 793            << "\n\\defskip " << getDefSkip().asLyXCommand()
 794            << "\n\\quotes_language "
 795            << string_quotes_language[quotes_language]
 796            << "\n\\papercolumns " << columns
 797            << "\n\\papersides " << sides
 798            << "\n\\paperpagestyle " << pagestyle << '\n';
 799         if (!listings_params.empty())
 800                 os << "\\listings_params \"" <<
 801                         InsetListingsParams(listings_params).encodedString() << "\"\n";
 802         for (int i = 0; i < 4; ++i) {
 803                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
 804                         if (user_defined_bullet(i).getFont() != -1) {
 805                                 os << "\\bullet " << i << " "
 806                                    << user_defined_bullet(i).getFont() << " "
 807                                    << user_defined_bullet(i).getCharacter() << " "
 808                                    << user_defined_bullet(i).getSize() << "\n";
 809                         }
 810                         else {
 811                                 // FIXME UNICODE
 812                                 os << "\\bulletLaTeX " << i << " \""
 813                                    << lyx::to_ascii(user_defined_bullet(i).getText())
 814                                    << "\"\n";
 815                         }
 816                 }
 817         }
 818
 819         os << "\\tracking_changes " << convert<string>(trackChanges) << "\n";
 820         os << "\\output_changes " << convert<string>(outputChanges) << "\n";
 821
 822         AuthorList::Authors::const_iterator a_it = pimpl_->authorlist.begin();
 823         AuthorList::Authors::const_iterator a_end = pimpl_->authorlist.end();
 824         for (; a_it != a_end; ++a_it) {
 825                 if (a_it->second.used())
 826                         os << "\\author " << a_it->second << "\n";
 827                 else
 828                         os << "\\author " << Author() << "\n";
 829         }
 830 }
 831
 832
 833 void BufferParams::validate(LaTeXFeatures & features) const
 834 {
 835         features.require(documentClass().requires());
 836
 837         if (outputChanges) {
 838                 bool dvipost    = LaTeXFeatures::isAvailable("dvipost");
 839                 bool xcolorsoul = LaTeXFeatures::isAvailable("soul") &&
 840                                   LaTeXFeatures::isAvailable("xcolor");
 841
 842                 switch (features.runparams().flavor) {
 843                 case OutputParams::LATEX:
 844                         if (dvipost) {
 845                                 features.require("ct-dvipost");
 846                                 features.require("dvipost");
 847                         } else if (xcolorsoul) {
 848                                 features.require("ct-xcolor-soul");
 849                                 features.require("soul");
 850                                 features.require("xcolor");
 851                         } else {
 852                                 features.require("ct-none");
 853                         }
 854                         break;
 855                 case OutputParams::PDFLATEX:
 856                         if (xcolorsoul) {
 857                                 features.require("ct-xcolor-soul");
 858                                 features.require("soul");
 859                                 features.require("xcolor");
 860                                 // improves color handling in PDF output
 861                                 features.require("pdfcolmk");
 862                         } else {
 863                                 features.require("ct-none");
 864                         }
 865                         break;
 866                 default:
 867                         break;
 868                 }
 869         }
 870
 871         // Floats with 'Here definitely' as default setting.
 872         if (float_placement.find('H') != string::npos)
 873                 features.require("float");
 874
 875         // AMS Style is at document level
 876         if (use_amsmath == package_on
 877             || documentClass().provides("amsmath"))
 878                 features.require("amsmath");
 879         if (use_esint == package_on)
 880                 features.require("esint");
 881
 882         // Document-level line spacing
 883         if (spacing().getSpace() != Spacing::Single && !spacing().isDefault())
 884                 features.require("setspace");
 885
 886         // the bullet shapes are buffer level not paragraph level
 887         // so they are tested here
 888         for (int i = 0; i < 4; ++i) {
 889                 if (user_defined_bullet(i) == ITEMIZE_DEFAULTS[i])
 890                         continue;
 891                 int const font = user_defined_bullet(i).getFont();
 892                 if (font == 0) {
 893                         int const c = user_defined_bullet(i).getCharacter();
 894                         if (c == 16
 895                             || c == 17
 896                             || c == 25
 897                             || c == 26
 898                             || c == 31) {
 899                                 features.require("latexsym");
 900                         }
 901                 } else if (font == 1) {
 902                         features.require("amssymb");
 903                 } else if (font >= 2 && font <= 5) {
 904                         features.require("pifont");
 905                 }
 906         }
 907
 908         if (pdfoptions().use_hyperref)
 909                 features.require("hyperref");
 910 }
 911
 912
 913 bool BufferParams::writeLaTeX(odocstream & os, LaTeXFeatures & features,
 914                               TexRow & texrow) const
 915 {
 916         os << "\\documentclass";
 917
 918         DocumentClass const & tclass = documentClass();
 919
 920         ostringstream clsoptions; // the document class options.
 921
 922         if (tokenPos(tclass.opt_fontsize(),
 923                      '|', fontsize) >= 0) {
 924                 // only write if existing in list (and not default)
 925                 clsoptions << fontsize << "pt,";
 926         }
 927
 928         // custom, A3, B3 and B4 paper sizes need geometry
 929         bool nonstandard_papersize = papersize == PAPER_B3
 930                 || papersize == PAPER_B4
 931                 || papersize == PAPER_A3
 932                 || papersize == PAPER_CUSTOM;
 933
 934         if (!use_geometry) {
 935                 switch (papersize) {
 936                 case PAPER_A4:
 937                         clsoptions << "a4paper,";
 938                         break;
 939                 case PAPER_USLETTER:
 940                         clsoptions << "letterpaper,";
 941                         break;
 942                 case PAPER_A5:
 943                         clsoptions << "a5paper,";
 944                         break;
 945                 case PAPER_B5:
 946                         clsoptions << "b5paper,";
 947                         break;
 948                 case PAPER_USEXECUTIVE:
 949                         clsoptions << "executivepaper,";
 950                         break;
 951                 case PAPER_USLEGAL:
 952                         clsoptions << "legalpaper,";
 953                         break;
 954                 case PAPER_DEFAULT:
 955                 case PAPER_A3:
 956                 case PAPER_B3:
 957                 case PAPER_B4:
 958                 case PAPER_CUSTOM:
 959                         break;
 960                 }
 961         }
 962
 963         // if needed
 964         if (sides != tclass.sides()) {
 965                 switch (sides) {
 966                 case OneSide:
 967                         clsoptions << "oneside,";
 968                         break;
 969                 case TwoSides:
 970                         clsoptions << "twoside,";
 971                         break;
 972                 }
 973         }
 974
 975         // if needed
 976         if (columns != tclass.columns()) {
 977                 if (columns == 2)
 978                         clsoptions << "twocolumn,";
 979                 else
 980                         clsoptions << "onecolumn,";
 981         }
 982
 983         if (!use_geometry
 984             && orientation == ORIENTATION_LANDSCAPE)
 985                 clsoptions << "landscape,";
 986
 987         // language should be a parameter to \documentclass
 988         if (language->babel() == "hebrew"
 989             && default_language->babel() != "hebrew")
 990                 // This seems necessary
 991                 features.useLanguage(default_language);
 992
 993         ostringstream language_options;
 994         bool const use_babel = features.useBabel();
 995         if (use_babel) {
 996                 language_options << features.getLanguages();
 997                 if (!language->babel().empty()) {
 998                         if (!language_options.str().empty())
 999                                 language_options << ',';
1000                         language_options << language->babel();
1001                 }
1002                 // when Vietnamese is used, babel must directly be loaded with the
1003                 // language options, not in the class options, see
1004                 // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
1005                 size_t viet = language_options.str().find("vietnam");
1006                 // viet = string::npos when not found
1007                 // when Japanese is used, babel must directly be loaded with the
1008                 // language options, not in the class options, see
1009                 // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
1010                 size_t japan = language_options.str().find("japanese");
1011                 // japan = string::npos when not found
1012                 if (lyxrc.language_global_options && !language_options.str().empty()
1013                         && viet == string::npos && japan == string::npos)
1014                         clsoptions << language_options.str() << ',';
1015         }
1016
1017         // the user-defined options
1018         if (!options.empty()) {
1019                 clsoptions << options << ',';
1020         }
1021
1022         string strOptions(clsoptions.str());
1023         if (!strOptions.empty()) {
1024                 strOptions = rtrim(strOptions, ",");
1025                 // FIXME UNICODE
1026                 os << '[' << from_utf8(strOptions) << ']';
1027         }
1028
1029         os << '{' << from_ascii(tclass.latexname()) << "}\n";
1030         texrow.newline();
1031         // end of \documentclass defs
1032
1033         // font selection must be done before loading fontenc.sty
1034         string const fonts =
1035                 loadFonts(fontsRoman, fontsSans,
1036                           fontsTypewriter, fontsSC, fontsOSF,
1037                           fontsSansScale, fontsTypewriterScale);
1038         if (!fonts.empty()) {
1039                 os << from_ascii(fonts);
1040                 texrow.newline();
1041         }
1042         if (fontsDefaultFamily != "default")
1043                 os << "\\renewcommand{\\familydefault}{\\"
1044                    << from_ascii(fontsDefaultFamily) << "}\n";
1045
1046         // set font encoding
1047         // this one is not per buffer
1048         // for arabic_arabi and farsi we also need to load the LAE and LFE encoding
1049         if (lyxrc.fontenc != "default") {
1050                 if (language->lang() == "arabic_arabi" || language->lang() == "farsi") {
1051                         os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
1052                            << ",LFE,LAE]{fontenc}\n";
1053                         texrow.newline();
1054                 } else {
1055                         os << "\\usepackage[" << from_ascii(lyxrc.fontenc)
1056                            << "]{fontenc}\n";
1057                         texrow.newline();
1058                 }
1059         }
1060
1061         // handle inputenc etc.
1062         writeEncodingPreamble(os, features, texrow);
1063
1064         if (!listings_params.empty()) {
1065                 os << "\\usepackage{listings}\n";
1066                 texrow.newline();
1067                 os << "\\lstset{";
1068                 // do not test validity because listings_params is supposed to be valid
1069                 string par = InsetListingsParams(listings_params).separatedParams(true);
1070                 os << from_ascii(par);
1071                 // count the number of newlines
1072                 for (size_t i = 0; i < par.size(); ++i)
1073                         if (par[i] == '\n')
1074                                 texrow.newline();
1075                 os << "}\n";
1076                 texrow.newline();
1077         }
1078         if (use_geometry || nonstandard_papersize) {
1079                 os << "\\usepackage{geometry}\n";
1080                 texrow.newline();
1081                 os << "\\geometry{verbose";
1082                 if (orientation == ORIENTATION_LANDSCAPE)
1083                         os << ",landscape";
1084                 switch (papersize) {
1085                 case PAPER_CUSTOM:
1086                         if (!paperwidth.empty())
1087                                 os << ",paperwidth="
1088                                    << from_ascii(paperwidth);
1089                         if (!paperheight.empty())
1090                                 os << ",paperheight="
1091                                    << from_ascii(paperheight);
1092                         break;
1093                 case PAPER_USLETTER:
1094                         os << ",letterpaper";
1095                         break;
1096                 case PAPER_USLEGAL:
1097                         os << ",legalpaper";
1098                         break;
1099                 case PAPER_USEXECUTIVE:
1100                         os << ",executivepaper";
1101                         break;
1102                 case PAPER_A3:
1103                         os << ",a3paper";
1104                         break;
1105                 case PAPER_A4:
1106                         os << ",a4paper";
1107                         break;
1108                 case PAPER_A5:
1109                         os << ",a5paper";
1110                         break;
1111                 case PAPER_B3:
1112                         os << ",b3paper";
1113                         break;
1114                 case PAPER_B4:
1115                         os << ",b4paper";
1116                         break;
1117                 case PAPER_B5:
1118                         os << ",b5paper";
1119                         break;
1120                 default:
1121                         // default papersize ie PAPER_DEFAULT
1122                         switch (lyxrc.default_papersize) {
1123                         case PAPER_DEFAULT: // keep compiler happy
1124                         case PAPER_USLETTER:
1125                                 os << ",letterpaper";
1126                                 break;
1127                         case PAPER_USLEGAL:
1128                                 os << ",legalpaper";
1129                                 break;
1130                         case PAPER_USEXECUTIVE:
1131                                 os << ",executivepaper";
1132                                 break;
1133                         case PAPER_A3:
1134                                 os << ",a3paper";
1135                                 break;
1136                         case PAPER_A4:
1137                                 os << ",a4paper";
1138                                 break;
1139                         case PAPER_A5:
1140                                 os << ",a5paper";
1141                                 break;
1142                         case PAPER_B5:
1143                                 os << ",b5paper";
1144                                 break;
1145                         case PAPER_B3:
1146                         case PAPER_B4:
1147                         case PAPER_CUSTOM:
1148                                 break;
1149                         }
1150                 }
1151                 if (!topmargin.empty())
1152                         os << ",tmargin=" << from_ascii(Length(topmargin).asLatexString());
1153                 if (!bottommargin.empty())
1154                         os << ",bmargin=" << from_ascii(Length(bottommargin).asLatexString());
1155                 if (!leftmargin.empty())
1156                         os << ",lmargin=" << from_ascii(Length(leftmargin).asLatexString());
1157                 if (!rightmargin.empty())
1158                         os << ",rmargin=" << from_ascii(Length(rightmargin).asLatexString());
1159                 if (!headheight.empty())
1160                         os << ",headheight=" << from_ascii(Length(headheight).asLatexString());
1161                 if (!headsep.empty())
1162                         os << ",headsep=" << from_ascii(Length(headsep).asLatexString());
1163                 if (!footskip.empty())
1164                         os << ",footskip=" << from_ascii(Length(footskip).asLatexString());
1165                 if (!columnsep.empty())
1166                         os << ",columnsep=" << from_ascii(Length(columnsep).asLatexString());
1167                 os << "}\n";
1168                 texrow.newline();
1169         }
1170
1171         if (tokenPos(tclass.opt_pagestyle(),
1172                      '|', pagestyle) >= 0) {
1173                 if (pagestyle == "fancy") {
1174                         os << "\\usepackage{fancyhdr}\n";
1175                         texrow.newline();
1176                 }
1177                 os << "\\pagestyle{" << from_ascii(pagestyle) << "}\n";
1178                 texrow.newline();
1179         }
1180
1181         // Only if class has a ToC hierarchy
1182         if (tclass.hasTocLevels()) {
1183                 if (secnumdepth != tclass.secnumdepth()) {
1184                         os << "\\setcounter{secnumdepth}{"
1185                            << secnumdepth
1186                            << "}\n";
1187                         texrow.newline();
1188                 }
1189                 if (tocdepth != tclass.tocdepth()) {
1190                         os << "\\setcounter{tocdepth}{"
1191                            << tocdepth
1192                            << "}\n";
1193                         texrow.newline();
1194                 }
1195         }
1196
1197         if (paragraph_separation) {
1198                 switch (getDefSkip().kind()) {
1199                 case VSpace::SMALLSKIP:
1200                         os << "\\setlength{\\parskip}{\\smallskipamount}\n";
1201                         break;
1202                 case VSpace::MEDSKIP:
1203                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1204                         break;
1205                 case VSpace::BIGSKIP:
1206                         os << "\\setlength{\\parskip}{\\bigskipamount}\n";
1207                         break;
1208                 case VSpace::LENGTH:
1209                         os << "\\setlength{\\parskip}{"
1210                            << from_utf8(getDefSkip().length().asLatexString())
1211                            << "}\n";
1212                         break;
1213                 default: // should never happen // Then delete it.
1214                         os << "\\setlength{\\parskip}{\\medskipamount}\n";
1215                         break;
1216                 }
1217                 texrow.newline();
1218
1219                 os << "\\setlength{\\parindent}{0pt}\n";
1220                 texrow.newline();
1221         }
1222
1223         // If we use jurabib, we have to call babel here.
1224         if (use_babel && features.isRequired("jurabib")) {
1225                 os << from_ascii(babelCall(language_options.str()))
1226                    << '\n'
1227                    << from_ascii(features.getBabelOptions());
1228                 texrow.newline();
1229         }
1230
1231         // Now insert the LyX specific LaTeX commands...
1232
1233         // The optional packages;
1234         docstring lyxpreamble(from_ascii(features.getPackages()));
1235
1236         // Line spacing
1237         lyxpreamble += from_utf8(spacing().writePreamble(tclass.provides("SetSpace")));
1238
1239         // We try to load babel late, in case it interferes
1240         // with other packages. But some packages also need babel to be loaded
1241         // before, e.g. jurabib has to be called after babel.
1242         // So load babel after the optional packages but before the user-defined
1243         // preamble. This allows the users to redefine babel commands, e.g. to
1244         // translate the word "Index" to the German "Stichwortverzeichnis".
1245         // For more infos why this place was chosen, see
1246         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg128425.html
1247         // If you encounter problems, you can shift babel to its old place behind
1248         // the user-defined preamble. But in this case you must change the Vietnamese
1249         // support from currently "\usepackage[vietnamese]{babel}" to:
1250         // \usepackage{vietnamese}
1251         // \usepackage{babel}
1252         // because vietnamese must be loaded before hyperref
1253         if (use_babel && !features.isRequired("jurabib")) {
1254                 // FIXME UNICODE
1255                 lyxpreamble += from_utf8(babelCall(language_options.str())) + '\n';
1256                 lyxpreamble += from_utf8(features.getBabelOptions());
1257         }
1258
1259         // PDF support.
1260         // * Hyperref manual: "Make sure it comes last of your loaded
1261         //   packages, to give it a fighting chance of not being over-written,
1262         //   since its job is to redefine many LATEX commands."
1263         // * Email from Heiko Oberdiek: "It is usually better to load babel
1264         //   before hyperref. Then hyperref has a chance to detect babel.
1265         // * Has to be loaded before the "LyX specific LaTeX commands" to
1266         //   avoid errors with algorithm floats.
1267         // use hyperref explicitely when it is required
1268         if (features.isRequired("hyperref")) {
1269                 odocstringstream oss;
1270                 pdfoptions().writeLaTeX(oss, documentClass().provides("hyperref"));
1271                 lyxpreamble += oss.str();
1272         }
1273
1274         // only add \makeatletter and \makeatother when actually needed
1275         bool makeatletter = false;
1276
1277         // Some macros LyX will need
1278         docstring tmppreamble(from_ascii(features.getMacros()));
1279
1280         if (!tmppreamble.empty()) {
1281                 if (!makeatletter) {
1282                         lyxpreamble += "\n\\makeatletter\n";
1283                         makeatletter = true;
1284                 }
1285                 lyxpreamble += "\n%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1286                         "LyX specific LaTeX commands.\n"
1287                         + tmppreamble + '\n';
1288         }
1289
1290         // the text class specific preamble
1291         tmppreamble = features.getTClassPreamble();
1292         if (!tmppreamble.empty()) {
1293                 if (!makeatletter) {
1294                         lyxpreamble += "\n\\makeatletter\n";
1295                         makeatletter = true;
1296                 }
1297                 lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1298                         "Textclass specific LaTeX commands.\n"
1299                         + tmppreamble + '\n';
1300         }
1301
1302         /* the user-defined preamble */
1303         if (!preamble.empty()) {
1304                 if (!makeatletter) {
1305                         lyxpreamble += "\n\\makeatletter\n";
1306                         makeatletter = true;
1307                 }
1308                 // FIXME UNICODE
1309                 lyxpreamble += "%%%%%%%%%%%%%%%%%%%%%%%%%%%%%% "
1310                         "User specified LaTeX commands.\n"
1311                         + from_utf8(preamble) + '\n';
1312         }
1313
1314         // Itemize bullet settings need to be last in case the user
1315         // defines their own bullets that use a package included
1316         // in the user-defined preamble -- ARRae
1317         // Actually it has to be done much later than that
1318         // since some packages like frenchb make modifications
1319         // at \begin{document} time -- JMarc
1320         docstring bullets_def;
1321         for (int i = 0; i < 4; ++i) {
1322                 if (user_defined_bullet(i) != ITEMIZE_DEFAULTS[i]) {
1323                         if (bullets_def.empty())
1324                                 bullets_def += "\\AtBeginDocument{\n";
1325                         bullets_def += "  \\def\\labelitemi";
1326                         switch (i) {
1327                                 // `i' is one less than the item to modify
1328                         case 0:
1329                                 break;
1330                         case 1:
1331                                 bullets_def += 'i';
1332                                 break;
1333                         case 2:
1334                                 bullets_def += "ii";
1335                                 break;
1336                         case 3:
1337                                 bullets_def += 'v';
1338                                 break;
1339                         }
1340                         bullets_def += '{' +
1341                                 user_defined_bullet(i).getText()
1342                                 + "}\n";
1343                 }
1344         }
1345
1346         if (!bullets_def.empty()) {
1347                 if (!makeatletter) {
1348                         lyxpreamble += "\n\\makeatletter\n";
1349                         makeatletter = true;
1350                 }
1351                 lyxpreamble += bullets_def + "}\n\n";
1352         }
1353
1354         if (makeatletter)
1355                 lyxpreamble += "\\makeatother\n\n";
1356
1357         int const nlines =
1358                 int(count(lyxpreamble.begin(), lyxpreamble.end(), '\n'));
1359         for (int j = 0; j != nlines; ++j) {
1360                 texrow.newline();
1361         }
1362
1363         os << lyxpreamble;
1364         return use_babel;
1365 }
1366
1367
1368 void BufferParams::useClassDefaults()
1369 {
1370         DocumentClass const & tclass = documentClass();
1371
1372         sides = tclass.sides();
1373         columns = tclass.columns();
1374         pagestyle = tclass.pagestyle();
1375         options = tclass.options();
1376         // Only if class has a ToC hierarchy
1377         if (tclass.hasTocLevels()) {
1378                 secnumdepth = tclass.secnumdepth();
1379                 tocdepth = tclass.tocdepth();
1380         }
1381 }
1382
1383
1384 bool BufferParams::hasClassDefaults() const
1385 {
1386         DocumentClass const & tclass = documentClass();
1387
1388         return sides == tclass.sides()
1389                 && columns == tclass.columns()
1390                 && pagestyle == tclass.pagestyle()
1391                 && options == tclass.options()
1392                 && secnumdepth == tclass.secnumdepth()
1393                 && tocdepth == tclass.tocdepth();
1394 }
1395
1396
1397 DocumentClass const & BufferParams::documentClass() const
1398 {
1399         return *doc_class_;
1400 }
1401
1402
1403 DocumentClass * BufferParams::documentClassPtr() const {
1404         return doc_class_;
1405 }
1406
1407
1408 void BufferParams::setDocumentClass(DocumentClass const * const tc) {
1409         // evil, but this function is evil
1410         doc_class_ = const_cast<DocumentClass *>(tc);
1411 }
1412
1413
1414 bool BufferParams::setBaseClass(string const & classname)
1415 {
1416         LYXERR(Debug::TCLASS, "setBaseClass: " << classname);
1417         LayoutFileList const & bcl = LayoutFileList::get();
1418         if (!bcl.haveClass(classname)) {
1419                 docstring s =
1420                         bformat(_("The document class %1$s could not be found."),
1421                         from_utf8(classname));
1422                 frontend::Alert::error(_("Class not found"), s);
1423                 return false;
1424         }
1425
1426         if (bcl[classname].load()) {
1427                 pimpl_->baseClass_ = classname;
1428                 return true;
1429         }
1430
1431         docstring s =
1432                 bformat(_("The document class %1$s could not be loaded."),
1433                 from_utf8(classname));
1434         frontend::Alert::error(_("Could not load class"), s);
1435         return false;
1436 }
1437
1438
1439 LayoutFile const * BufferParams::baseClass() const
1440 {
1441         if (LayoutFileList::get().haveClass(pimpl_->baseClass_))
1442                 return &(LayoutFileList::get()[pimpl_->baseClass_]);
1443         else
1444                 return 0;
1445 }
1446
1447
1448 LayoutFileIndex const & BufferParams::baseClassID() const
1449 {
1450         return pimpl_->baseClass_;
1451 }
1452
1453
1454 void BufferParams::makeDocumentClass()
1455 {
1456         if (!baseClass())
1457                 return;
1458
1459         doc_class_ = &(DocumentClassBundle::get().newClass(*baseClass()));
1460
1461         //FIXME It might be worth loading the children's modules here,
1462         //just as we load their bibliographies and such, instead of just
1463         //doing a check in InsetInclude.
1464         LayoutModuleList::const_iterator it = layoutModules_.begin();
1465         for (; it != layoutModules_.end(); it++) {
1466                 string const modName = *it;
1467                 LyXModule * lm = moduleList[modName];
1468                 if (!lm) {
1469                         docstring const msg =
1470                                 bformat(_("The module %1$s has been requested by\n"
1471                                         "this document but has not been found in the list of\n"
1472                                         "available modules. If you recently installed it, you\n"
1473                                         "probably need to reconfigure LyX.\n"), from_utf8(modName));
1474                         frontend::Alert::warning(_("Module not available"),
1475                                         msg + _("Some layouts may not be available."));
1476                         LYXERR0("BufferParams::makeDocumentClass(): Module " <<
1477                                         modName << " requested but not found in module list.");
1478                         continue;
1479                 }
1480                 if (!lm->isAvailable()) {
1481                         docstring const msg =
1482                                                 bformat(_("The module %1$s requires a package that is\n"
1483                                                 "not available in your LaTeX installation. LaTeX output\n"
1484                                                 "may not be possible.\n"), from_utf8(modName));
1485                         frontend::Alert::warning(_("Package not available"), msg);
1486                 }
1487                 FileName layout_file = libFileSearch("layouts", lm->getFilename());
1488                 if (!doc_class_->read(layout_file, TextClass::MODULE)) {
1489                         docstring const msg =
1490                                 bformat(_("Error reading module %1$s\n"), from_utf8(modName));
1491                         frontend::Alert::warning(_("Read Error"), msg);
1492                 }
1493         }
1494         if (!local_layout.empty()) {
1495                 if (!doc_class_->read(local_layout, TextClass::MODULE)) {
1496                         docstring const msg = _("Error reading internal layout information");
1497                         frontend::Alert::warning(_("Read Error"), msg);
1498                 }
1499         }
1500 }
1501
1502
1503 vector<string> const & BufferParams::getModules() const
1504 {
1505         return layoutModules_;
1506 }
1507
1508
1509
1510 bool BufferParams::addLayoutModule(string const & modName)
1511 {
1512         LayoutModuleList::const_iterator it = layoutModules_.begin();
1513         LayoutModuleList::const_iterator end = layoutModules_.end();
1514         for (; it != end; it++)
1515                 if (*it == modName)
1516                         return false;
1517         layoutModules_.push_back(modName);
1518         return true;
1519 }
1520
1521
1522 void BufferParams::clearLayoutModules()
1523 {
1524         layoutModules_.clear();
1525 }
1526
1527
1528 Font const BufferParams::getFont() const
1529 {
1530         FontInfo f = documentClass().defaultfont();
1531         if (fontsDefaultFamily == "rmdefault")
1532                 f.setFamily(ROMAN_FAMILY);
1533         else if (fontsDefaultFamily == "sfdefault")
1534                 f.setFamily(SANS_FAMILY);
1535         else if (fontsDefaultFamily == "ttdefault")
1536                 f.setFamily(TYPEWRITER_FAMILY);
1537         return Font(f, language);
1538 }
1539
1540
1541 void BufferParams::readPreamble(Lexer & lex)
1542 {
1543         if (lex.getString() != "\\begin_preamble")
1544                 lyxerr << "Error (BufferParams::readPreamble):"
1545                         "consistency check failed." << endl;
1546
1547         preamble = lex.getLongString("\\end_preamble");
1548 }
1549
1550
1551 void BufferParams::readLocalLayout(Lexer & lex)
1552 {
1553         if (lex.getString() != "\\begin_local_layout")
1554                 lyxerr << "Error (BufferParams::readLocalLayout):"
1555                         "consistency check failed." << endl;
1556
1557         local_layout = lex.getLongString("\\end_local_layout");
1558 }
1559
1560
1561 void BufferParams::readLanguage(Lexer & lex)
1562 {
1563         if (!lex.next()) return;
1564
1565         string const tmptok = lex.getString();
1566
1567         // check if tmptok is part of tex_babel in tex-defs.h
1568         language = languages.getLanguage(tmptok);
1569         if (!language) {
1570                 // Language tmptok was not found
1571                 language = default_language;
1572                 lyxerr << "Warning: Setting language `"
1573                        << tmptok << "' to `" << language->lang()
1574                        << "'." << endl;
1575         }
1576 }
1577
1578
1579 void BufferParams::readGraphicsDriver(Lexer & lex)
1580 {
1581         if (!lex.next())
1582                 return;
1583
1584         string const tmptok = lex.getString();
1585         // check if tmptok is part of tex_graphics in tex_defs.h
1586         int n = 0;
1587         while (true) {
1588                 string const test = tex_graphics[n++];
1589
1590                 if (test == tmptok) {
1591                         graphicsDriver = tmptok;
1592                         break;
1593                 }
1594                 if (test.empty()) {
1595                         lex.printError(
1596                                 "Warning: graphics driver `$$Token' not recognized!\n"
1597                                 "         Setting graphics driver to `default'.\n");
1598                         graphicsDriver = "default";
1599                         break;
1600                 }
1601         }
1602 }
1603
1604
1605 void BufferParams::readBullets(Lexer & lex)
1606 {
1607         if (!lex.next())
1608                 return;
1609
1610         int const index = lex.getInteger();
1611         lex.next();
1612         int temp_int = lex.getInteger();
1613         user_defined_bullet(index).setFont(temp_int);
1614         temp_bullet(index).setFont(temp_int);
1615         lex >> temp_int;
1616         user_defined_bullet(index).setCharacter(temp_int);
1617         temp_bullet(index).setCharacter(temp_int);
1618         lex >> temp_int;
1619         user_defined_bullet(index).setSize(temp_int);
1620         temp_bullet(index).setSize(temp_int);
1621 }
1622
1623
1624 void BufferParams::readBulletsLaTeX(Lexer & lex)
1625 {
1626         // The bullet class should be able to read this.
1627         if (!lex.next())
1628                 return;
1629         int const index = lex.getInteger();
1630         lex.next(true);
1631         docstring const temp_str = lex.getDocString();
1632
1633         user_defined_bullet(index).setText(temp_str);
1634         temp_bullet(index).setText(temp_str);
1635 }
1636
1637
1638 void BufferParams::readModules(Lexer & lex)
1639 {
1640         if (!lex.eatLine()) {
1641                 lyxerr << "Error (BufferParams::readModules):"
1642                                 "Unexpected end of input." << endl;
1643                 return;
1644         }
1645         while (true) {
1646                 string mod = lex.getString();
1647                 if (mod == "\\end_modules")
1648                         break;
1649                 addLayoutModule(mod);
1650                 lex.eatLine();
1651         }
1652 }
1653
1654
1655 string BufferParams::paperSizeName(PapersizePurpose purpose) const
1656 {
1657         char real_papersize = papersize;
1658         if (real_papersize == PAPER_DEFAULT)
1659                 real_papersize = lyxrc.default_papersize;
1660
1661         switch (real_papersize) {
1662         case PAPER_DEFAULT:
1663                 // could be anything, so don't guess
1664                 return string();
1665         case PAPER_CUSTOM: {
1666                 if (purpose == XDVI && !paperwidth.empty() &&
1667                     !paperheight.empty()) {
1668                         // heightxwidth<unit>
1669                         string first = paperwidth;
1670                         string second = paperheight;
1671                         if (orientation == ORIENTATION_LANDSCAPE)
1672                                 first.swap(second);
1673                         // cut off unit.
1674                         return first.erase(first.length() - 2)
1675                                 + "x" + second;
1676                 }
1677                 return string();
1678         }
1679         case PAPER_A3:
1680                 return "a3";
1681         case PAPER_A4:
1682                 return "a4";
1683         case PAPER_A5:
1684                 return "a5";
1685         case PAPER_B3:
1686                 // dvips and dvipdfm do not know this
1687                 if (purpose == DVIPS || purpose == DVIPDFM)
1688                         return string();
1689                 return "b3";
1690         case PAPER_B4:
1691                 // dvipdfm does not know this
1692                 if (purpose == DVIPDFM)
1693                         return string();
1694                 return "b4";
1695         case PAPER_B5:
1696                 // dvipdfm does not know this
1697                 if (purpose == DVIPDFM)
1698                         return string();
1699                 return "b5";
1700         case PAPER_USEXECUTIVE:
1701                 // dvipdfm does not know this
1702                 if (purpose == DVIPDFM)
1703                         return string();
1704                 return "foolscap";
1705         case PAPER_USLEGAL:
1706                 return "legal";
1707         case PAPER_USLETTER:
1708         default:
1709                 if (purpose == XDVI)
1710                         return "us";
1711                 return "letter";
1712         }
1713 }
1714
1715
1716 string const BufferParams::dvips_options() const
1717 {
1718         string result;
1719
1720         if (use_geometry
1721             && papersize == PAPER_CUSTOM
1722             && !lyxrc.print_paper_dimension_flag.empty()
1723             && !paperwidth.empty()
1724             && !paperheight.empty()) {
1725                 // using a custom papersize
1726                 result = lyxrc.print_paper_dimension_flag;
1727                 result += ' ' + paperwidth;
1728                 result += ',' + paperheight;
1729         } else {
1730                 string const paper_option = paperSizeName(DVIPS);
1731                 if (!paper_option.empty() && (paper_option != "letter" ||
1732                     orientation != ORIENTATION_LANDSCAPE)) {
1733                         // dvips won't accept -t letter -t landscape.
1734                         // In all other cases, include the paper size
1735                         // explicitly.
1736                         result = lyxrc.print_paper_flag;
1737                         result += ' ' + paper_option;
1738                 }
1739         }
1740         if (orientation == ORIENTATION_LANDSCAPE &&
1741             papersize != PAPER_CUSTOM)
1742                 result += ' ' + lyxrc.print_landscape_flag;
1743         return result;
1744 }
1745
1746
1747 string BufferParams::babelCall(string const & lang_opts) const
1748 {
1749         string lang_pack = lyxrc.language_package;
1750         if (lang_pack != "\\usepackage{babel}")
1751                 return lang_pack;
1752         // suppress the babel call when there is no babel language defined
1753         // for the document language in the lib/languages file and if no
1754         // other languages are used (lang_opts is then empty)
1755         if (lang_opts.empty())
1756                 return string();
1757         // when Vietnamese is used, babel must directly be loaded with the
1758         // language options, see
1759         // http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129417.html
1760         size_t viet = lang_opts.find("vietnam");
1761         // viet = string::npos when not found
1762         // when Japanese is used, babel must directly be loaded with the
1763         // language options, see
1764         // http://bugzilla.lyx.org/show_bug.cgi?id=4597#c4
1765         size_t japan = lang_opts.find("japanese");
1766         // japan = string::npos when not found
1767         if (!lyxrc.language_global_options || viet != string::npos || japan != string::npos)
1768                 return "\\usepackage[" + lang_opts + "]{babel}";
1769         return lang_pack;
1770 }
1771
1772
1773 void BufferParams::writeEncodingPreamble(odocstream & os,
1774                 LaTeXFeatures & features, TexRow & texrow) const
1775 {
1776         if (inputenc == "auto") {
1777                 string const doc_encoding =
1778                         language->encoding()->latexName();
1779                 Encoding::Package const package =
1780                         language->encoding()->package();
1781
1782                 // Create a list with all the input encodings used
1783                 // in the document
1784                 set<string> encodings =
1785                         features.getEncodingSet(doc_encoding);
1786
1787                 // When the encodings EUC-JP-plain, JIS-plain, or SJIS-plainare used, the
1788                 // package inputenc must be omitted. Therefore set the encoding to empty.
1789                 // see http://www.mail-archive.com/lyx-devel@lists.lyx.org/msg129680.html
1790                 if (doc_encoding == "EUC-JP-plain" || doc_encoding == "JIS-plain" ||
1791                         doc_encoding == "SJIS-plain")
1792                         encodings.clear();
1793
1794                 if (!encodings.empty() || package == Encoding::inputenc) {
1795                         os << "\\usepackage[";
1796                         set<string>::const_iterator it = encodings.begin();
1797                         set<string>::const_iterator const end = encodings.end();
1798                         if (it != end) {
1799                                 os << from_ascii(*it);
1800                                 ++it;
1801                         }
1802                         for (; it != end; ++it)
1803                                 os << ',' << from_ascii(*it);
1804                         if (package == Encoding::inputenc) {
1805                                 if (!encodings.empty())
1806                                         os << ',';
1807                                 os << from_ascii(doc_encoding);
1808                         }
1809                         os << "]{inputenc}\n";
1810                         texrow.newline();
1811                 }
1812                 if (package == Encoding::CJK || features.mustProvide("CJK")) {
1813                         os << "\\usepackage{CJK}\n";
1814                         texrow.newline();
1815                 }
1816         } else if (inputenc != "default") {
1817                 switch (encoding().package()) {
1818                 case Encoding::none:
1819                         break;
1820                 case Encoding::inputenc:
1821                         os << "\\usepackage[" << from_ascii(inputenc)
1822                            << "]{inputenc}\n";
1823                         texrow.newline();
1824                         break;
1825                 case Encoding::CJK:
1826                         os << "\\usepackage{CJK}\n";
1827                         texrow.newline();
1828                         break;
1829                 }
1830         }
1831
1832         // The encoding "armscii8" is only available when the package "armtex" is loaded.
1833         // armscii8 is used for Armenian.
1834         if (language->encoding()->latexName() == "armscii8" || inputenc == "armscii8") {
1835                 os << "\\usepackage{armtex}\n";
1836                 texrow.newline();
1837         }
1838 }
1839
1840
1841 string const BufferParams::loadFonts(string const & rm,
1842                                      string const & sf, string const & tt,
1843                                      bool const & sc, bool const & osf,
1844                                      int const & sfscale, int const & ttscale) const
1845 {
1846         /* The LaTeX font world is in a flux. In the PSNFSS font interface,
1847            several packages have been replaced by others, that might not
1848            be installed on every system. We have to take care for that
1849            (see psnfss.pdf). We try to support all psnfss fonts as well
1850            as the fonts that have become de facto standard in the LaTeX
1851            world (e.g. Latin Modern). We do not support obsolete fonts
1852            (like PSLatex). In general, it should be possible to mix any
1853            rm font with any sf or tt font, respectively. (JSpitzm)
1854            TODO:
1855                 -- separate math fonts.
1856         */
1857
1858         if (rm == "default" && sf == "default" && tt == "default")
1859                 //nothing to do
1860                 return string();
1861
1862         ostringstream os;
1863
1864         // ROMAN FONTS
1865         // Computer Modern (must be explicitely selectable -- there might be classes
1866         // that define a different default font!
1867         if (rm == "cmr") {
1868                 os << "\\renewcommand{\\rmdefault}{cmr}\n";
1869                 // osf for Computer Modern needs eco.sty
1870                 if (osf)
1871                         os << "\\usepackage{eco}\n";
1872         }
1873         // Latin Modern Roman
1874         else if (rm == "lmodern")
1875                 os << "\\usepackage{lmodern}\n";
1876         // AE
1877         else if (rm == "ae") {
1878                 // not needed when using OT1 font encoding.
1879                 if (lyxrc.fontenc != "default")
1880                         os << "\\usepackage{ae,aecompl}\n";
1881         }
1882         // Times
1883         else if (rm == "times") {
1884                 // try to load the best available package
1885                 if (LaTeXFeatures::isAvailable("mathptmx"))
1886                         os << "\\usepackage{mathptmx}\n";
1887                 else if (LaTeXFeatures::isAvailable("mathptm"))
1888                         os << "\\usepackage{mathptm}\n";
1889                 else
1890                         os << "\\usepackage{times}\n";
1891         }
1892         // Palatino
1893         else if (rm == "palatino") {
1894                 // try to load the best available package
1895                 if (LaTeXFeatures::isAvailable("mathpazo")) {
1896                         os << "\\usepackage";
1897                         if (osf || sc) {
1898                                 os << '[';
1899                                 if (!osf)
1900                                         os << "sc";
1901                                 else
1902                                         // "osf" includes "sc"!
1903                                         os << "osf";
1904                                 os << ']';
1905                         }
1906                         os << "{mathpazo}\n";
1907                 }
1908                 else if (LaTeXFeatures::isAvailable("mathpple"))
1909                         os << "\\usepackage{mathpple}\n";
1910                 else
1911                         os << "\\usepackage{palatino}\n";
1912         }
1913         // Utopia
1914         else if (rm == "utopia") {
1915                 // fourier supersedes utopia.sty, but does
1916                 // not work with OT1 encoding.
1917                 if (LaTeXFeatures::isAvailable("fourier")
1918                     && lyxrc.fontenc != "default") {
1919                         os << "\\usepackage";
1920                         if (osf || sc) {
1921                                 os << '[';
1922                                 if (sc)
1923                                         os << "expert";
1924                                 if (osf && sc)
1925                                         os << ',';
1926                                 if (osf)
1927                                         os << "oldstyle";
1928                                 os << ']';
1929                         }
1930                         os << "{fourier}\n";
1931                 }
1932                 else
1933                         os << "\\usepackage{utopia}\n";
1934         }
1935         // Bera (complete fontset)
1936         else if (rm == "bera" && sf == "default" && tt == "default")
1937                 os << "\\usepackage{bera}\n";
1938         // everything else
1939         else if (rm != "default")
1940                 os << "\\usepackage" << "{" << rm << "}\n";
1941
1942         // SANS SERIF
1943         // Helvetica, Bera Sans
1944         if (sf == "helvet" || sf == "berasans") {
1945                 if (sfscale != 100)
1946                         os << "\\usepackage[scaled=" << float(sfscale) / 100
1947                            << "]{" << sf << "}\n";
1948                 else
1949                         os << "\\usepackage{" << sf << "}\n";
1950         }
1951         // Avant Garde
1952         else if (sf == "avant")
1953                 os << "\\usepackage{" << sf << "}\n";
1954         // Computer Modern, Latin Modern, CM Bright
1955         else if (sf != "default")
1956                 os << "\\renewcommand{\\sfdefault}{" << sf << "}\n";
1957
1958         // monospaced/typewriter
1959         // Courier, LuxiMono
1960         if (tt == "luximono" || tt == "beramono") {
1961                 if (ttscale != 100)
1962                         os << "\\usepackage[scaled=" << float(ttscale) / 100
1963                            << "]{" << tt << "}\n";
1964                 else
1965                         os << "\\usepackage{" << tt << "}\n";
1966         }
1967         // Courier
1968         else if (tt == "courier" )
1969                 os << "\\usepackage{" << tt << "}\n";
1970         // Computer Modern, Latin Modern, CM Bright
1971         else if (tt != "default")
1972                 os << "\\renewcommand{\\ttdefault}{" << tt << "}\n";
1973
1974         return os.str();
1975 }
1976
1977
1978 Encoding const & BufferParams::encoding() const
1979 {
1980         if (inputenc == "auto" || inputenc == "default")
1981                 return *language->encoding();
1982         Encoding const * const enc = encodings.fromLaTeXName(inputenc);
1983         if (enc)
1984                 return *enc;
1985         LYXERR0("Unknown inputenc value `" << inputenc
1986                << "'. Using `auto' instead.");
1987         return *language->encoding();
1988 }
1989
1990
1991 CiteEngine BufferParams::citeEngine() const
1992 {
1993         // FIXME the class should provide the numerical/
1994         // authoryear choice
1995         if (documentClass().provides("natbib")
1996             && cite_engine_ != ENGINE_NATBIB_NUMERICAL)
1997                 return ENGINE_NATBIB_AUTHORYEAR;
1998         return cite_engine_;
1999 }
2000
2001
2002 void BufferParams::setCiteEngine(CiteEngine cite_engine)
2003 {
2004         cite_engine_ = cite_engine;
2005 }
2006
2007 } // namespace lyx