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