src/buffer.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 1995 Matthias Ettrich
   7  *           Copyright 1995-2001 The LyX Team.
   8  *
   9  *           This file is Copyright 1996-2001
  10  *           Lars Gullik Bjønnes
  11  *
  12  * ======================================================
  13  */
  14
  15 #include <config.h>
  16
  17 #include "buffer.h"
  18 #include "bufferlist.h"
  19 #include "LyXAction.h"
  20 #include "lyxrc.h"
  21 #include "lyxlex.h"
  22 #include "tex-strings.h"
  23 #include "layout.h"
  24 #include "bufferview_funcs.h"
  25 #include "lyxfont.h"
  26 #include "version.h"
  27 #include "LaTeX.h"
  28 #include "Chktex.h"
  29 #include "debug.h"
  30 #include "LaTeXFeatures.h"
  31 #include "lyxtext.h"
  32 #include "gettext.h"
  33 #include "language.h"
  34 #include "exporter.h"
  35 #include "Lsstream.h"
  36 #include "format.h"
  37 #include "BufferView.h"
  38 #include "ParagraphParameters.h"
  39 #include "iterators.h"
  40 #include "lyxtextclasslist.h"
  41 #include "sgml.h"
  42 #include "paragraph_funcs.h"
  43 #include "author.h"
  44
  45 #include "frontends/LyXView.h"
  46
  47 #include "mathed/formulamacro.h"
  48 #include "mathed/formula.h"
  49
  50 #include "insets/inset.h"
  51 #include "insets/inseterror.h"
  52 #include "insets/insetlabel.h"
  53 #include "insets/insetref.h"
  54 #include "insets/inseturl.h"
  55 #include "insets/insetnote.h"
  56 #include "insets/insetquotes.h"
  57 #include "insets/insetlatexaccent.h"
  58 #include "insets/insetbibitem.h"
  59 #include "insets/insetbibtex.h"
  60 #include "insets/insetcite.h"
  61 #include "insets/insetexternal.h"
  62 #include "insets/insetindex.h"
  63 #include "insets/insetinclude.h"
  64 #include "insets/insettoc.h"
  65 #include "insets/insetparent.h"
  66 #include "insets/insetspecialchar.h"
  67 #include "insets/insettext.h"
  68 #include "insets/insetert.h"
  69 #include "insets/insetgraphics.h"
  70 #include "insets/insetfoot.h"
  71 #include "insets/insetmarginal.h"
  72 #include "insets/insetoptarg.h"
  73 #include "insets/insetminipage.h"
  74 #include "insets/insetfloat.h"
  75 #include "insets/insetwrap.h"
  76 #include "insets/insettabular.h"
  77 #if 0
  78 #include "insets/insettheorem.h"
  79 #include "insets/insetlist.h"
  80 #endif
  81 #include "insets/insetcaption.h"
  82 #include "insets/insetfloatlist.h"
  83
  84 #include "frontends/Dialogs.h"
  85 #include "frontends/Alert.h"
  86
  87 #include "graphics/Previews.h"
  88
  89 #include "support/textutils.h"
  90 #include "support/filetools.h"
  91 #include "support/path.h"
  92 #include "support/os.h"
  93 #include "support/lyxlib.h"
  94 #include "support/FileInfo.h"
  95 #include "support/lyxmanip.h"
  96 #include "support/lyxtime.h"
  97
  98 #include <boost/bind.hpp>
  99 #include <boost/tuple/tuple.hpp>
 100 #include "BoostFormat.h"
 101
 102 #include <fstream>
 103 #include <iomanip>
 104 #include <map>
 105 #include <stack>
 106 #include <list>
 107 #include <algorithm>
 108
 109 #include <cstdlib>
 110 #include <cmath>
 111 #include <unistd.h>
 112 #include <sys/types.h>
 113 #include <utime.h>
 114
 115 #ifdef HAVE_LOCALE
 116 #include <locale>
 117 #endif
 118
 119 #ifndef CXX_GLOBAL_CSTD
 120 using std::pow;
 121 #endif
 122
 123 using std::ostream;
 124 using std::ofstream;
 125 using std::ifstream;
 126 using std::fstream;
 127 using std::ios;
 128 using std::setw;
 129 using std::endl;
 130 using std::pair;
 131 using std::make_pair;
 132 using std::vector;
 133 using std::map;
 134 using std::stack;
 135 using std::list;
 136 using std::for_each;
 137
 138 using lyx::pos_type;
 139 using lyx::textclass_type;
 140
 141 // all these externs should eventually be removed.
 142 extern BufferList bufferlist;
 143
 144 namespace {
 145
 146 const int LYX_FORMAT = 222;
 147
 148 } // namespace anon
 149
 150 Buffer::Buffer(string const & file, bool ronly)
 151         : niceFile(true), lyx_clean(true), bak_clean(true),
 152           unnamed(false), read_only(ronly),
 153           filename_(file), users(0)
 154 {
 155         lyxerr[Debug::INFO] << "Buffer::Buffer()" << endl;
 156         filepath_ = OnlyPath(file);
 157         lyxvc.buffer(this);
 158         if (read_only || lyxrc.use_tempdir) {
 159                 tmppath = CreateBufferTmpDir();
 160         } else {
 161                 tmppath.erase();
 162         }
 163
 164         // set initial author
 165         authorlist.record(Author(lyxrc.user_name, lyxrc.user_email));
 166 }
 167
 168
 169 Buffer::~Buffer()
 170 {
 171         lyxerr[Debug::INFO] << "Buffer::~Buffer()" << endl;
 172         // here the buffer should take care that it is
 173         // saved properly, before it goes into the void.
 174
 175         // make sure that views using this buffer
 176         // forgets it.
 177         if (users)
 178                 users->buffer(0);
 179
 180         if (!tmppath.empty()) {
 181                 DestroyBufferTmpDir(tmppath);
 182         }
 183
 184         paragraphs.clear();
 185
 186         // Remove any previewed LaTeX snippets assocoated with this buffer.
 187         grfx::Previews::get().removeLoader(this);
 188 }
 189
 190
 191 string const Buffer::getLatexName(bool no_path) const
 192 {
 193         string const name = ChangeExtension(MakeLatexName(fileName()), ".tex");
 194         if (no_path)
 195                 return OnlyFilename(name);
 196         else
 197                 return name;
 198 }
 199
 200
 201 pair<Buffer::LogType, string> const Buffer::getLogName() const
 202 {
 203         string const filename = getLatexName(false);
 204
 205         if (filename.empty())
 206                 return make_pair(Buffer::latexlog, string());
 207
 208         string path = OnlyPath(filename);
 209
 210         if (lyxrc.use_tempdir || !IsDirWriteable(path))
 211                 path = tmppath;
 212
 213         string const fname = AddName(path,
 214                                      OnlyFilename(ChangeExtension(filename,
 215                                                                   ".log")));
 216         string const bname =
 217                 AddName(path, OnlyFilename(
 218                         ChangeExtension(filename,
 219                                         formats.extension("literate") + ".out")));
 220
 221         // If no Latex log or Build log is newer, show Build log
 222
 223         FileInfo const f_fi(fname);
 224         FileInfo const b_fi(bname);
 225
 226         if (b_fi.exist() &&
 227             (!f_fi.exist() || f_fi.getModificationTime() < b_fi.getModificationTime())) {
 228                 lyxerr[Debug::FILES] << "Log name calculated as: " << bname << endl;
 229                 return make_pair(Buffer::buildlog, bname);
 230         }
 231         lyxerr[Debug::FILES] << "Log name calculated as: " << fname << endl;
 232         return make_pair(Buffer::latexlog, fname);
 233 }
 234
 235
 236 void Buffer::setReadonly(bool flag)
 237 {
 238         if (read_only != flag) {
 239                 read_only = flag;
 240                 updateTitles();
 241                 users->owner()->getDialogs().updateBufferDependent(false);
 242         }
 243 }
 244
 245
 246 AuthorList & Buffer::authors()
 247 {
 248         return authorlist;
 249 }
 250
 251
 252 /// Update window titles of all users
 253 // Should work on a list
 254 void Buffer::updateTitles() const
 255 {
 256         if (users)
 257                 users->owner()->updateWindowTitle();
 258 }
 259
 260
 261 /// Reset autosave timer of all users
 262 // Should work on a list
 263 void Buffer::resetAutosaveTimers() const
 264 {
 265         if (users)
 266                 users->owner()->resetAutosaveTimer();
 267 }
 268
 269
 270 void Buffer::setFileName(string const & newfile)
 271 {
 272         filename_ = MakeAbsPath(newfile);
 273         filepath_ = OnlyPath(filename_);
 274         setReadonly(IsFileWriteable(filename_) == 0);
 275         updateTitles();
 276 }
 277
 278
 279 // We'll remove this later. (Lgb)
 280 namespace {
 281
 282 string last_inset_read;
 283
 284 #ifdef WITH_WARNINGS
 285 #warning And _why_ is this here? (Lgb)
 286 #endif
 287 int unknown_layouts;
 288 int unknown_tokens;
 289 vector<int> author_ids;
 290
 291 } // anon
 292
 293
 294 // candidate for move to BufferView
 295 // (at least some parts in the beginning of the func)
 296 //
 297 // Uwe C. Schroeder
 298 // changed to be public and have one parameter
 299 // if par = 0 normal behavior
 300 // else insert behavior
 301 // Returns false if "\the_end" is not read (Asger)
 302 bool Buffer::readLyXformat2(LyXLex & lex, Paragraph * par)
 303 {
 304         unknown_layouts = 0;
 305         unknown_tokens = 0;
 306         author_ids.clear();
 307
 308         int pos = 0;
 309         Paragraph::depth_type depth = 0;
 310         bool the_end_read = false;
 311
 312         Paragraph * first_par = 0;
 313         LyXFont font(LyXFont::ALL_INHERIT, params.language);
 314
 315         if (!par) {
 316                 par = new Paragraph;
 317                 par->layout(params.getLyXTextClass().defaultLayout());
 318         } else {
 319                 // We are inserting into an existing document
 320                 users->text->breakParagraph(users, paragraphs);
 321                 first_par = users->text->ownerParagraph();
 322                 pos = 0;
 323                 markDirty();
 324                 // We don't want to adopt the parameters from the
 325                 // document we insert, so we skip until the text begins:
 326                 while (lex.isOK()) {
 327                         lex.nextToken();
 328                         string const pretoken = lex.getString();
 329                         if (pretoken == "\\layout") {
 330                                 lex.pushToken(pretoken);
 331                                 break;
 332                         }
 333                 }
 334         }
 335
 336         while (lex.isOK()) {
 337                 lex.nextToken();
 338                 string const token = lex.getString();
 339
 340                 if (token.empty()) continue;
 341
 342                 lyxerr[Debug::PARSER] << "Handling token: `"
 343                                       << token << '\'' << endl;
 344
 345                 the_end_read =
 346                         parseSingleLyXformat2Token(lex, par, first_par,
 347                                                    token, pos, depth,
 348                                                    font);
 349         }
 350
 351         if (!first_par)
 352                 first_par = par;
 353
 354         paragraphs.set(first_par);
 355
 356         if (unknown_layouts > 0) {
 357                 string s = _("Couldn't set the layout for ");
 358                 if (unknown_layouts == 1) {
 359                         s += _("one paragraph");
 360                 } else {
 361                         s += tostr(unknown_layouts);
 362                         s += _(" paragraphs");
 363                 }
 364 #if USE_BOOST_FORMAT
 365                 Alert::alert(_("Textclass Loading Error!"), s,
 366                            boost::io::str(boost::format(_("When reading %1$s")) % fileName()));
 367 #else
 368                 Alert::alert(_("Textclass Loading Error!"), s,
 369                              _("When reading ") + fileName());
 370 #endif
 371         }
 372
 373         if (unknown_tokens > 0) {
 374                 string s = _("Encountered ");
 375                 if (unknown_tokens == 1) {
 376                         s += _("one unknown token");
 377                 } else {
 378                         s += tostr(unknown_tokens);
 379                         s += _(" unknown tokens");
 380                 }
 381 #if USE_BOOST_FORMAT
 382                 Alert::alert(_("Textclass Loading Error!"), s,
 383                            boost::io::str(boost::format(_("When reading %1$s")) % fileName()));
 384 #else
 385                 Alert::alert(_("Textclass Loading Error!"), s,
 386                              _("When reading ") +  fileName());
 387 #endif
 388         }
 389
 390         return the_end_read;
 391 }
 392
 393
 394 namespace {
 395         // This stuff is, in the traditional LyX terminology, Super UGLY
 396         // but this code is too b0rken to admit of a better solution yet
 397         Change current_change;
 398 };
 399
 400
 401 bool
 402 Buffer::parseSingleLyXformat2Token(LyXLex & lex, Paragraph *& par,
 403                                    Paragraph *& first_par,
 404                                    string const & token, int & pos,
 405                                    Paragraph::depth_type & depth,
 406                                    LyXFont & font
 407         )
 408 {
 409         bool the_end_read = false;
 410
 411         // The order of the tags tested may seem unnatural, but this
 412         // has been done in order to reduce the number of string
 413         // comparisons needed to recognize a given token. This leads
 414         // on large documents like UserGuide to a reduction of a
 415         // factor 5! (JMarc)
 416         if (token[0] != '\\') {
 417                 for (string::const_iterator cit = token.begin();
 418                      cit != token.end(); ++cit) {
 419                         par->insertChar(pos, (*cit), font, current_change);
 420                         ++pos;
 421                 }
 422         } else if (token == "\\layout") {
 423                 // reset the font as we start a new layout and if the font is
 424                 // not ALL_INHERIT,document_language then it will be set to the
 425                 // right values after this tag (Jug 20020420)
 426                 font = LyXFont(LyXFont::ALL_INHERIT, params.language);
 427
 428                 lex.eatLine();
 429                 string layoutname = lex.getString();
 430
 431                 LyXTextClass const & tclass = params.getLyXTextClass();
 432
 433                 if (layoutname.empty()) {
 434                         layoutname = tclass.defaultLayoutName();
 435                 }
 436                 bool hasLayout = tclass.hasLayout(layoutname);
 437                 if (!hasLayout) {
 438                         lyxerr << "Layout '" << layoutname << "' does not"
 439                                << " exist in textclass '" << tclass.name()
 440                                << "'." << endl;
 441                         lyxerr << "Trying to use default layout instead."
 442                                << endl;
 443                         layoutname = tclass.defaultLayoutName();
 444                 }
 445
 446 #ifdef USE_CAPTION
 447                 // The is the compability reading of layout caption.
 448                 // It can be removed in LyX version 1.3.0. (Lgb)
 449                 if (compare_ascii_no_case(layoutname, "caption") == 0) {
 450                         // We expect that the par we are now working on is
 451                         // really inside a InsetText inside a InsetFloat.
 452                         // We also know that captions can only be
 453                         // one paragraph. (Lgb)
 454
 455                         // We should now read until the next "\layout"
 456                         // is reached.
 457                         // This is probably not good enough, what if the
 458                         // caption is the last par in the document (Lgb)
 459                         istream & ist = lex.getStream();
 460                         stringstream ss;
 461                         string line;
 462                         int begin = 0;
 463                         while (true) {
 464                                 getline(ist, line);
 465                                 if (prefixIs(line, "\\layout")) {
 466                                         lex.pushToken(line);
 467                                         break;
 468                                 }
 469                                 if (prefixIs(line, "\\begin_inset"))
 470                                         ++begin;
 471                                 if (prefixIs(line, "\\end_inset")) {
 472                                         if (begin)
 473                                                 --begin;
 474                                         else {
 475                                                 lex.pushToken(line);
 476                                                 break;
 477                                         }
 478                                 }
 479
 480                                 ss << line << '\n';
 481                         }
 482                         // Now we should have the whole layout in ss
 483                         // we should now be able to give this to the
 484                         // caption inset.
 485                         ss << "\\end_inset\n";
 486
 487                         // This seems like a bug in stringstream.
 488                         // We really should be able to use ss
 489                         // directly. (Lgb)
 490                         istringstream is(ss.str());
 491                         LyXLex tmplex(0, 0);
 492                         tmplex.setStream(is);
 493                         Inset * inset = new InsetCaption;
 494                         inset->Read(this, tmplex);
 495                         par->InsertInset(pos, inset, font);
 496                         ++pos;
 497                 } else {
 498 #endif
 499                         if (!first_par)
 500                                 first_par = par;
 501                         else {
 502                                 par = new Paragraph(par);
 503                                 par->layout(params.getLyXTextClass().defaultLayout());
 504                                 if (params.tracking_changes)
 505                                         par->trackChanges();
 506                         }
 507                         pos = 0;
 508                         par->layout(params.getLyXTextClass()[layoutname]);
 509                         // Test whether the layout is obsolete.
 510                         LyXLayout_ptr const & layout = par->layout();
 511                         if (!layout->obsoleted_by().empty())
 512                                 par->layout(params.getLyXTextClass()[layout->obsoleted_by()]);
 513                         par->params().depth(depth);
 514 #if USE_CAPTION
 515                 }
 516 #endif
 517
 518         } else if (token == "\\end_inset") {
 519                 lyxerr << "Solitary \\end_inset in line " << lex.getLineNo() << "\n"
 520                        << "Missing \\begin_inset?.\n"
 521                        << "Last inset read was: " << last_inset_read
 522                        << endl;
 523                 // Simply ignore this. The insets do not have
 524                 // to read this.
 525                 // But insets should read it, it is a part of
 526                 // the inset isn't it? Lgb.
 527         } else if (token == "\\begin_inset") {
 528                 readInset(lex, par, pos, font);
 529         } else if (token == "\\family") {
 530                 lex.next();
 531                 font.setLyXFamily(lex.getString());
 532         } else if (token == "\\series") {
 533                 lex.next();
 534                 font.setLyXSeries(lex.getString());
 535         } else if (token == "\\shape") {
 536                 lex.next();
 537                 font.setLyXShape(lex.getString());
 538         } else if (token == "\\size") {
 539                 lex.next();
 540                 font.setLyXSize(lex.getString());
 541         } else if (token == "\\lang") {
 542                 lex.next();
 543                 string const tok = lex.getString();
 544                 Language const * lang = languages.getLanguage(tok);
 545                 if (lang) {
 546                         font.setLanguage(lang);
 547                 } else {
 548                         font.setLanguage(params.language);
 549                         lex.printError("Unknown language `$$Token'");
 550                 }
 551         } else if (token == "\\numeric") {
 552                 lex.next();
 553                 font.setNumber(font.setLyXMisc(lex.getString()));
 554         } else if (token == "\\emph") {
 555                 lex.next();
 556                 font.setEmph(font.setLyXMisc(lex.getString()));
 557         } else if (token == "\\bar") {
 558                 lex.next();
 559                 string const tok = lex.getString();
 560                 // This is dirty, but gone with LyX3. (Asger)
 561                 if (tok == "under")
 562                         font.setUnderbar(LyXFont::ON);
 563                 else if (tok == "no")
 564                         font.setUnderbar(LyXFont::OFF);
 565                 else if (tok == "default")
 566                         font.setUnderbar(LyXFont::INHERIT);
 567                 else
 568                         lex.printError("Unknown bar font flag "
 569                                        "`$$Token'");
 570         } else if (token == "\\noun") {
 571                 lex.next();
 572                 font.setNoun(font.setLyXMisc(lex.getString()));
 573         } else if (token == "\\color") {
 574                 lex.next();
 575                 font.setLyXColor(lex.getString());
 576         } else if (token == "\\SpecialChar") {
 577                 LyXLayout_ptr const & layout = par->layout();
 578
 579                 // Insets don't make sense in a free-spacing context! ---Kayvan
 580                 if (layout->free_spacing || par->isFreeSpacing()) {
 581                         if (lex.isOK()) {
 582                                 lex.next();
 583                                 string const next_token = lex.getString();
 584                                 if (next_token == "\\-") {
 585                                         par->insertChar(pos, '-', font, current_change);
 586                                 } else if (next_token == "~") {
 587                                         par->insertChar(pos, ' ', font, current_change);
 588                                 } else {
 589                                         lex.printError("Token `$$Token' "
 590                                                        "is in free space "
 591                                                        "paragraph layout!");
 592                                         --pos;
 593                                 }
 594                         }
 595                 } else {
 596                         Inset * inset = new InsetSpecialChar;
 597                         inset->read(this, lex);
 598                         par->insertInset(pos, inset, font, current_change);
 599                 }
 600                 ++pos;
 601         } else if (token == "\\i") {
 602                 Inset * inset = new InsetLatexAccent;
 603                 inset->read(this, lex);
 604                 par->insertInset(pos, inset, font, current_change);
 605                 ++pos;
 606         } else if (token == "\\backslash") {
 607                 par->insertChar(pos, '\\', font, current_change);
 608                 ++pos;
 609         } else if (token == "\\begin_deeper") {
 610                 ++depth;
 611         } else if (token == "\\end_deeper") {
 612                 if (!depth) {
 613                         lex.printError("\\end_deeper: "
 614                                        "depth is already null");
 615                 }
 616                 else
 617                         --depth;
 618         } else if (token == "\\begin_preamble") {
 619                 params.readPreamble(lex);
 620         } else if (token == "\\textclass") {
 621                 lex.eatLine();
 622                 pair<bool, textclass_type> pp =
 623                         textclasslist.NumberOfClass(lex.getString());
 624                 if (pp.first) {
 625                         params.textclass = pp.second;
 626                 } else {
 627 #if USE_BOOST_FORMAT
 628                         Alert::alert(_("Textclass error"),
 629                                 boost::io::str(boost::format(_("The document uses an unknown textclass \"%1$s\".")) % lex.getString()),
 630                                 _("-- substituting default."));
 631 #else
 632                         Alert::alert(
 633                                 _("Textclass error"),
 634                                 _("The document uses an unknown textclass ")
 635                                 + lex.getString(),
 636                                 _("-- substituting default."));
 637 #endif
 638                         params.textclass = 0;
 639                 }
 640                 if (!params.getLyXTextClass().load()) {
 641                         // if the textclass wasn't loaded properly
 642                         // we need to either substitute another
 643                         // or stop loading the file.
 644                         // I can substitute but I don't see how I can
 645                         // stop loading... ideas??  ARRae980418
 646 #if USE_BOOST_FORMAT
 647                         Alert::alert(_("Textclass Loading Error!"),
 648                                    boost::io::str(boost::format(_("Can't load textclass %1$s")) %
 649                                    params.getLyXTextClass().name()),
 650                                    _("-- substituting default."));
 651 #else
 652                         Alert::alert(_("Textclass Loading Error!"),
 653                                      _("Can't load textclass ")
 654                                      + params.getLyXTextClass().name(),
 655                                      _("-- substituting default."));
 656 #endif
 657                         params.textclass = 0;
 658                 }
 659         } else if (token == "\\options") {
 660                 lex.eatLine();
 661                 params.options = lex.getString();
 662         } else if (token == "\\language") {
 663                 params.readLanguage(lex);
 664         } else if (token == "\\fontencoding") {
 665                 lex.eatLine();
 666         } else if (token == "\\inputencoding") {
 667                 lex.eatLine();
 668                 params.inputenc = lex.getString();
 669         } else if (token == "\\graphics") {
 670                 params.readGraphicsDriver(lex);
 671         } else if (token == "\\fontscheme") {
 672                 lex.eatLine();
 673                 params.fonts = lex.getString();
 674         } else if (token == "\\noindent") {
 675                 par->params().noindent(true);
 676         } else if (token == "\\leftindent") {
 677                 lex.nextToken();
 678                 LyXLength value(lex.getString());
 679                 par->params().leftIndent(value);
 680         } else if (token == "\\fill_top") {
 681                 par->params().spaceTop(VSpace(VSpace::VFILL));
 682         } else if (token == "\\fill_bottom") {
 683                 par->params().spaceBottom(VSpace(VSpace::VFILL));
 684         } else if (token == "\\line_top") {
 685                 par->params().lineTop(true);
 686         } else if (token == "\\line_bottom") {
 687                 par->params().lineBottom(true);
 688         } else if (token == "\\pagebreak_top") {
 689                 par->params().pagebreakTop(true);
 690         } else if (token == "\\pagebreak_bottom") {
 691                 par->params().pagebreakBottom(true);
 692         } else if (token == "\\start_of_appendix") {
 693                 par->params().startOfAppendix(true);
 694         } else if (token == "\\paragraph_separation") {
 695                 int tmpret = lex.findToken(string_paragraph_separation);
 696                 if (tmpret == -1)
 697                         ++tmpret;
 698                 params.paragraph_separation =
 699                         static_cast<BufferParams::PARSEP>(tmpret);
 700         } else if (token == "\\defskip") {
 701                 lex.nextToken();
 702                 params.defskip = VSpace(lex.getString());
 703         } else if (token == "\\quotes_language") {
 704                 int tmpret = lex.findToken(string_quotes_language);
 705                 if (tmpret == -1)
 706                         ++tmpret;
 707                 InsetQuotes::quote_language tmpl =
 708                         InsetQuotes::EnglishQ;
 709                 switch (tmpret) {
 710                 case 0:
 711                         tmpl = InsetQuotes::EnglishQ;
 712                         break;
 713                 case 1:
 714                         tmpl = InsetQuotes::SwedishQ;
 715                         break;
 716                 case 2:
 717                         tmpl = InsetQuotes::GermanQ;
 718                         break;
 719                 case 3:
 720                         tmpl = InsetQuotes::PolishQ;
 721                         break;
 722                 case 4:
 723                         tmpl = InsetQuotes::FrenchQ;
 724                         break;
 725                 case 5:
 726                         tmpl = InsetQuotes::DanishQ;
 727                         break;
 728                 }
 729                 params.quotes_language = tmpl;
 730         } else if (token == "\\quotes_times") {
 731                 lex.nextToken();
 732                 switch (lex.getInteger()) {
 733                 case 1:
 734                         params.quotes_times = InsetQuotes::SingleQ;
 735                         break;
 736                 case 2:
 737                         params.quotes_times = InsetQuotes::DoubleQ;
 738                         break;
 739                 }
 740         } else if (token == "\\papersize") {
 741                 int tmpret = lex.findToken(string_papersize);
 742                 if (tmpret == -1)
 743                         ++tmpret;
 744                 else
 745                         params.papersize2 = tmpret;
 746         } else if (token == "\\paperpackage") {
 747                 int tmpret = lex.findToken(string_paperpackages);
 748                 if (tmpret == -1) {
 749                         ++tmpret;
 750                         params.paperpackage = BufferParams::PACKAGE_NONE;
 751                 } else
 752                         params.paperpackage = tmpret;
 753         } else if (token == "\\use_geometry") {
 754                 lex.nextToken();
 755                 params.use_geometry = lex.getInteger();
 756         } else if (token == "\\use_amsmath") {
 757                 lex.nextToken();
 758                 params.use_amsmath = static_cast<BufferParams::AMS>(
 759                         lex.getInteger());
 760         } else if (token == "\\use_natbib") {
 761                 lex.nextToken();
 762                 params.use_natbib = lex.getInteger();
 763         } else if (token == "\\use_numerical_citations") {
 764                 lex.nextToken();
 765                 params.use_numerical_citations = lex.getInteger();
 766         } else if (token == "\\tracking_changes") {
 767                 lex.nextToken();
 768                 params.tracking_changes = lex.getInteger();
 769                 // mark the first paragraph
 770                 if (params.tracking_changes)
 771                         par->trackChanges();
 772         } else if (token == "\\author") {
 773                 lex.nextToken();
 774                 istringstream ss(lex.getString());
 775                 Author a;
 776                 ss >> a;
 777                 int aid(authorlist.record(a));
 778                 lyxerr << "aid is " << aid << endl;
 779                 lyxerr << "listed aid is " << author_ids.size() << endl;
 780                 author_ids.push_back(authorlist.record(a));
 781         } else if (token == "\\paperorientation") {
 782                 int tmpret = lex.findToken(string_orientation);
 783                 if (tmpret == -1)
 784                         ++tmpret;
 785                 params.orientation =
 786                         static_cast<BufferParams::PAPER_ORIENTATION>(tmpret);
 787         } else if (token == "\\paperwidth") {
 788                 lex.next();
 789                 params.paperwidth = lex.getString();
 790         } else if (token == "\\paperheight") {
 791                 lex.next();
 792                 params.paperheight = lex.getString();
 793         } else if (token == "\\leftmargin") {
 794                 lex.next();
 795                 params.leftmargin = lex.getString();
 796         } else if (token == "\\topmargin") {
 797                 lex.next();
 798                 params.topmargin = lex.getString();
 799         } else if (token == "\\rightmargin") {
 800                 lex.next();
 801                 params.rightmargin = lex.getString();
 802         } else if (token == "\\bottommargin") {
 803                 lex.next();
 804                 params.bottommargin = lex.getString();
 805         } else if (token == "\\headheight") {
 806                 lex.next();
 807                 params.headheight = lex.getString();
 808         } else if (token == "\\headsep") {
 809                 lex.next();
 810                 params.headsep = lex.getString();
 811         } else if (token == "\\footskip") {
 812                 lex.next();
 813                 params.footskip = lex.getString();
 814         } else if (token == "\\paperfontsize") {
 815                 lex.nextToken();
 816                 params.fontsize = rtrim(lex.getString());
 817         } else if (token == "\\papercolumns") {
 818                 lex.nextToken();
 819                 params.columns = lex.getInteger();
 820         } else if (token == "\\papersides") {
 821                 lex.nextToken();
 822                 switch (lex.getInteger()) {
 823                 default:
 824                 case 1: params.sides = LyXTextClass::OneSide; break;
 825                 case 2: params.sides = LyXTextClass::TwoSides; break;
 826                 }
 827         } else if (token == "\\paperpagestyle") {
 828                 lex.nextToken();
 829                 params.pagestyle = rtrim(lex.getString());
 830         } else if (token == "\\bullet") {
 831                 lex.nextToken();
 832                 int const index = lex.getInteger();
 833                 lex.nextToken();
 834                 int temp_int = lex.getInteger();
 835                 params.user_defined_bullets[index].setFont(temp_int);
 836                 params.temp_bullets[index].setFont(temp_int);
 837                 lex.nextToken();
 838                 temp_int = lex.getInteger();
 839                 params.user_defined_bullets[index].setCharacter(temp_int);
 840                 params.temp_bullets[index].setCharacter(temp_int);
 841                 lex.nextToken();
 842                 temp_int = lex.getInteger();
 843                 params.user_defined_bullets[index].setSize(temp_int);
 844                 params.temp_bullets[index].setSize(temp_int);
 845                 lex.nextToken();
 846                 string const temp_str = lex.getString();
 847                 if (temp_str != "\\end_bullet") {
 848                                 // this element isn't really necessary for
 849                                 // parsing but is easier for humans
 850                                 // to understand bullets. Put it back and
 851                                 // set a debug message?
 852                         lex.printError("\\end_bullet expected, got" + temp_str);
 853                                 //how can I put it back?
 854                 }
 855         } else if (token == "\\bulletLaTeX") {
 856                 // The bullet class should be able to read this.
 857                 lex.nextToken();
 858                 int const index = lex.getInteger();
 859                 lex.next();
 860                 string temp_str = lex.getString();
 861                 string sum_str;
 862                 while (temp_str != "\\end_bullet") {
 863                                 // this loop structure is needed when user
 864                                 // enters an empty string since the first
 865                                 // thing returned will be the \\end_bullet
 866                                 // OR
 867                                 // if the LaTeX entry has spaces. Each element
 868                                 // therefore needs to be read in turn
 869                         sum_str += temp_str;
 870                         lex.next();
 871                         temp_str = lex.getString();
 872                 }
 873
 874                 params.user_defined_bullets[index].setText(sum_str);
 875                 params.temp_bullets[index].setText(sum_str);
 876         } else if (token == "\\secnumdepth") {
 877                 lex.nextToken();
 878                 params.secnumdepth = lex.getInteger();
 879         } else if (token == "\\tocdepth") {
 880                 lex.nextToken();
 881                 params.tocdepth = lex.getInteger();
 882         } else if (token == "\\spacing") {
 883                 lex.next();
 884                 string const tmp = rtrim(lex.getString());
 885                 Spacing::Space tmp_space = Spacing::Default;
 886                 float tmp_val = 0.0;
 887                 if (tmp == "single") {
 888                         tmp_space = Spacing::Single;
 889                 } else if (tmp == "onehalf") {
 890                         tmp_space = Spacing::Onehalf;
 891                 } else if (tmp == "double") {
 892                         tmp_space = Spacing::Double;
 893                 } else if (tmp == "other") {
 894                         lex.next();
 895                         tmp_space = Spacing::Other;
 896                         tmp_val = lex.getFloat();
 897                 } else {
 898                         lex.printError("Unknown spacing token: '$$Token'");
 899                 }
 900                 // Small hack so that files written with klyx will be
 901                 // parsed correctly.
 902                 if (first_par) {
 903                         par->params().spacing(Spacing(tmp_space, tmp_val));
 904                 } else {
 905                         params.spacing.set(tmp_space, tmp_val);
 906                 }
 907         } else if (token == "\\paragraph_spacing") {
 908                 lex.next();
 909                 string const tmp = rtrim(lex.getString());
 910                 if (tmp == "single") {
 911                         par->params().spacing(Spacing(Spacing::Single));
 912                 } else if (tmp == "onehalf") {
 913                         par->params().spacing(Spacing(Spacing::Onehalf));
 914                 } else if (tmp == "double") {
 915                         par->params().spacing(Spacing(Spacing::Double));
 916                 } else if (tmp == "other") {
 917                         lex.next();
 918                         par->params().spacing(Spacing(Spacing::Other,
 919                                          lex.getFloat()));
 920                 } else {
 921                         lex.printError("Unknown spacing token: '$$Token'");
 922                 }
 923         } else if (token == "\\float_placement") {
 924                 lex.nextToken();
 925                 params.float_placement = lex.getString();
 926         } else if (token == "\\align") {
 927                 int tmpret = lex.findToken(string_align);
 928                 if (tmpret == -1)
 929                         ++tmpret;
 930                 int const tmpret2 = int(pow(2.0, tmpret));
 931                 par->params().align(LyXAlignment(tmpret2));
 932         } else if (token == "\\added_space_top") {
 933                 lex.nextToken();
 934                 VSpace value = VSpace(lex.getString());
 935                 // only add the length when value > 0 or
 936                 // with option keep
 937                 if ((value.length().len().value() != 0) ||
 938                     value.keep() ||
 939                     (value.kind() != VSpace::LENGTH))
 940                         par->params().spaceTop(value);
 941         } else if (token == "\\added_space_bottom") {
 942                 lex.nextToken();
 943                 VSpace value = VSpace(lex.getString());
 944                 // only add the length when value > 0 or
 945                 // with option keep
 946                 if ((value.length().len().value() != 0) ||
 947                    value.keep() ||
 948                     (value.kind() != VSpace::LENGTH))
 949                         par->params().spaceBottom(value);
 950         } else if (token == "\\labelwidthstring") {
 951                 lex.eatLine();
 952                 par->params().labelWidthString(lex.getString());
 953                 // do not delete this token, it is still needed!
 954         } else if (token == "\\newline") {
 955                 par->insertChar(pos, Paragraph::META_NEWLINE, font, current_change);
 956                 ++pos;
 957         } else if (token == "\\LyXTable") {
 958                 Inset * inset = new InsetTabular(*this);
 959                 inset->read(this, lex);
 960                 par->insertInset(pos, inset, font, current_change);
 961                 ++pos;
 962         } else if (token == "\\bibitem") {  // ale970302
 963                 InsetCommandParams p("bibitem", "dummy");
 964                 InsetBibitem * inset = new InsetBibitem(p);
 965                 inset->read(this, lex);
 966                 par->insertInset(pos, inset, font, current_change);
 967                 ++pos;
 968         } else if (token == "\\hfill") {
 969                 par->insertChar(pos, Paragraph::META_HFILL, font, current_change);
 970                 ++pos;
 971         } else if (token == "\\change_unchanged") {
 972                 // Hack ! Needed for empty paragraphs :/
 973                 if (!pos)
 974                         par->cleanChanges();
 975                 current_change = Change(Change::UNCHANGED);
 976         } else if (token == "\\change_inserted") {
 977                 lex.nextToken();
 978                 istringstream istr(lex.getString());
 979                 int aid;
 980                 lyx::time_type ct;
 981                 istr >> aid;
 982                 istr >> ct;
 983                 current_change = Change(Change::INSERTED, author_ids[aid], ct);
 984         } else if (token == "\\change_deleted") {
 985                 lex.nextToken();
 986                 istringstream istr(lex.getString());
 987                 int aid;
 988                 lyx::time_type ct;
 989                 istr >> aid;
 990                 istr >> ct;
 991                 current_change = Change(Change::DELETED, author_ids[aid], ct);
 992         } else if (token == "\\the_end") {
 993                 the_end_read = true;
 994         } else {
 995                 // This should be insurance for the future: (Asger)
 996                 ++unknown_tokens;
 997                 lex.eatLine();
 998 #if USE_BOOST_FORMAT
 999                 boost::format fmt(_("Unknown token: %1$s %2$s\n"));
1000                 fmt % token % lex.text();
1001                 string const s = fmt.str();
1002 #else
1003                 string const s = _("Unknown token: ") + token
1004                         + ' ' + lex.text() + '\n';
1005 #endif
1006                 // we can do this here this way because we're actually reading
1007                 // the buffer and don't care about LyXText right now.
1008                 InsetError * new_inset = new InsetError(s);
1009                 par->insertInset(pos, new_inset, LyXFont(LyXFont::ALL_INHERIT,
1010                                  params.language));
1011
1012         }
1013
1014         return the_end_read;
1015 }
1016
1017
1018 // needed to insert the selection
1019 void Buffer::insertStringAsLines(Paragraph *& par, pos_type & pos,
1020                                  LyXFont const & fn,string const & str)
1021 {
1022         LyXLayout_ptr const & layout = par->layout();
1023
1024         LyXFont font = fn;
1025
1026         par->checkInsertChar(font);
1027         // insert the string, don't insert doublespace
1028         bool space_inserted = true;
1029         bool autobreakrows = !par->inInset() ||
1030                 static_cast<InsetText *>(par->inInset())->getAutoBreakRows();
1031         for(string::const_iterator cit = str.begin();
1032             cit != str.end(); ++cit) {
1033                 if (*cit == '\n') {
1034                         if (autobreakrows && (!par->empty() || layout->keepempty)) {
1035                                 breakParagraph(params, paragraphs, par, pos,
1036                                                layout->isEnvironment());
1037                                 par = par->next();
1038                                 pos = 0;
1039                                 space_inserted = true;
1040                         } else {
1041                                 continue;
1042                         }
1043                         // do not insert consecutive spaces if !free_spacing
1044                 } else if ((*cit == ' ' || *cit == '\t') &&
1045                            space_inserted && !layout->free_spacing &&
1046                                    !par->isFreeSpacing())
1047                 {
1048                         continue;
1049                 } else if (*cit == '\t') {
1050                         if (!layout->free_spacing && !par->isFreeSpacing()) {
1051                                 // tabs are like spaces here
1052                                 par->insertChar(pos, ' ', font, current_change);
1053                                 ++pos;
1054                                 space_inserted = true;
1055                         } else {
1056                                 const pos_type nb = 8 - pos % 8;
1057                                 for (pos_type a = 0; a < nb ; ++a) {
1058                                         par->insertChar(pos, ' ', font, current_change);
1059                                         ++pos;
1060                                 }
1061                                 space_inserted = true;
1062                         }
1063                 } else if (!IsPrintable(*cit)) {
1064                         // Ignore unprintables
1065                         continue;
1066                 } else {
1067                         // just insert the character
1068                         par->insertChar(pos, *cit, font);
1069                         ++pos;
1070                         space_inserted = (*cit == ' ');
1071                 }
1072
1073         }
1074 }
1075
1076
1077 void Buffer::readInset(LyXLex & lex, Paragraph *& par,
1078                        int & pos, LyXFont & font)
1079 {
1080         // consistency check
1081         if (lex.getString() != "\\begin_inset") {
1082                 lyxerr << "Buffer::readInset: Consistency check failed."
1083                        << endl;
1084         }
1085
1086         Inset * inset = 0;
1087
1088         lex.next();
1089         string const tmptok = lex.getString();
1090         last_inset_read = tmptok;
1091
1092         // test the different insets
1093         if (tmptok == "LatexCommand") {
1094                 InsetCommandParams inscmd;
1095                 inscmd.read(lex);
1096
1097                 string const cmdName = inscmd.getCmdName();
1098
1099                 // This strange command allows LyX to recognize "natbib" style
1100                 // citations: citet, citep, Citet etc.
1101                 if (compare_ascii_no_case(cmdName.substr(0,4), "cite") == 0) {
1102                         inset = new InsetCitation(inscmd);
1103                 } else if (cmdName == "bibitem") {
1104                         lex.printError("Wrong place for bibitem");
1105                         inset = new InsetBibitem(inscmd);
1106                 } else if (cmdName == "BibTeX") {
1107                         inset = new InsetBibtex(inscmd);
1108                 } else if (cmdName == "index") {
1109                         inset = new InsetIndex(inscmd);
1110                 } else if (cmdName == "include") {
1111                         inset = new InsetInclude(inscmd, *this);
1112                 } else if (cmdName == "label") {
1113                         inset = new InsetLabel(inscmd);
1114                 } else if (cmdName == "url"
1115                            || cmdName == "htmlurl") {
1116                         inset = new InsetUrl(inscmd);
1117                 } else if (cmdName == "ref"
1118                            || cmdName == "pageref"
1119                            || cmdName == "vref"
1120                            || cmdName == "vpageref"
1121                            || cmdName == "prettyref") {
1122                         if (!inscmd.getOptions().empty()
1123                             || !inscmd.getContents().empty()) {
1124                                 inset = new InsetRef(inscmd, *this);
1125                         }
1126                 } else if (cmdName == "tableofcontents") {
1127                         inset = new InsetTOC(inscmd);
1128                 } else if (cmdName == "listofalgorithms") {
1129                         inset = new InsetFloatList("algorithm");
1130                 } else if (cmdName == "listoffigures") {
1131                         inset = new InsetFloatList("figure");
1132                 } else if (cmdName == "listoftables") {
1133                         inset = new InsetFloatList("table");
1134                 } else if (cmdName == "printindex") {
1135                         inset = new InsetPrintIndex(inscmd);
1136                 } else if (cmdName == "lyxparent") {
1137                         inset = new InsetParent(inscmd, *this);
1138                 }
1139         } else {
1140                 if (tmptok == "Quotes") {
1141                         inset = new InsetQuotes;
1142                 } else if (tmptok == "External") {
1143                         inset = new InsetExternal;
1144                 } else if (tmptok == "FormulaMacro") {
1145                         inset = new InsetFormulaMacro;
1146                 } else if (tmptok == "Formula") {
1147                         inset = new InsetFormula;
1148                 } else if (tmptok == "Graphics") {
1149                         inset = new InsetGraphics;
1150                 } else if (tmptok == "Note") {
1151                         inset = new InsetNote(params);
1152                 } else if (tmptok == "Include") {
1153                         InsetCommandParams p("Include");
1154                         inset = new InsetInclude(p, *this);
1155                 } else if (tmptok == "ERT") {
1156                         inset = new InsetERT(params);
1157                 } else if (tmptok == "Tabular") {
1158                         inset = new InsetTabular(*this);
1159                 } else if (tmptok == "Text") {
1160                         inset = new InsetText(params);
1161                 } else if (tmptok == "Foot") {
1162                         inset = new InsetFoot(params);
1163                 } else if (tmptok == "Marginal") {
1164                         inset = new InsetMarginal(params);
1165                 } else if (tmptok == "OptArg") {
1166                         inset = new InsetOptArg(params);
1167                 } else if (tmptok == "Minipage") {
1168                         inset = new InsetMinipage(params);
1169                 } else if (tmptok == "Float") {
1170                         lex.next();
1171                         string tmptok = lex.getString();
1172                         inset = new InsetFloat(params, tmptok);
1173                 } else if (tmptok == "Wrap") {
1174                         lex.next();
1175                         string tmptok = lex.getString();
1176                         inset = new InsetWrap(params, tmptok);
1177 #if 0
1178                 } else if (tmptok == "List") {
1179                         inset = new InsetList;
1180                 } else if (tmptok == "Theorem") {
1181                         inset = new InsetList;
1182 #endif
1183                 } else if (tmptok == "Caption") {
1184                         inset = new InsetCaption(params);
1185                 } else if (tmptok == "FloatList") {
1186                         inset = new InsetFloatList;
1187                 }
1188
1189                 if (inset)
1190                         inset->read(this, lex);
1191         }
1192
1193         if (inset) {
1194                 par->insertInset(pos, inset, font, current_change);
1195                 ++pos;
1196         }
1197 }
1198
1199
1200 bool Buffer::readFile(LyXLex & lex, string const & filename, Paragraph * par)
1201 {
1202         if (lex.isOK()) {
1203                 lex.next();
1204                 string const token(lex.getString());
1205                 if (token == "\\lyxformat") { // the first token _must_ be...
1206                         lex.eatLine();
1207                         string tmp_format = lex.getString();
1208                         //lyxerr << "LyX Format: `" << tmp_format << '\'' << endl;
1209                         // if present remove ".," from string.
1210                         string::size_type dot = tmp_format.find_first_of(".,");
1211                         //lyxerr << "           dot found at " << dot << endl;
1212                         if (dot != string::npos)
1213                                 tmp_format.erase(dot, 1);
1214                         file_format = strToInt(tmp_format);
1215                         //lyxerr << "format: " << file_format << endl;
1216                         if (file_format == LYX_FORMAT) {
1217                                 // current format
1218                         } else if (file_format > LYX_FORMAT) {
1219                                 // future format
1220                                 Alert::alert(_("Warning!"),
1221                                         _("The file was created with a newer version of "
1222                                         "LyX. This is likely to cause problems."));
1223
1224                         } else if (file_format < LYX_FORMAT) {
1225                                 // old formats
1226                                 if (file_format < 200) {
1227                                         Alert::alert(_("ERROR!"),
1228                                                    _("Old LyX file format found. "
1229                                                      "Use LyX 0.10.x to read this!"));
1230                                         return false;
1231                                 } else if (!filename.empty()) {
1232                                         string command =
1233                                                 LibFileSearch("lyx2lyx", "lyx2lyx");
1234                                         if (command.empty()) {
1235                                                 Alert::alert(_("ERROR!"),
1236                                                              _("Can't find conversion script."));
1237                                                 return false;
1238                                         }
1239                                         command += " -t"
1240                                                 +tostr(LYX_FORMAT) + ' '
1241                                                 + QuoteName(filename);
1242                                         lyxerr[Debug::INFO] << "Running '"
1243                                                             << command << '\''
1244                                                             << endl;
1245                                         cmd_ret const ret = RunCommand(command);
1246                                         if (ret.first) {
1247                                                 Alert::alert(_("ERROR!"),
1248                                                              _("An error occured while "
1249                                                                "running the conversion script."));
1250                                                 return false;
1251                                         }
1252                                         istringstream is(STRCONV(ret.second));
1253                                         LyXLex tmplex(0, 0);
1254                                         tmplex.setStream(is);
1255                                         return readFile(tmplex, string(), par);
1256                                 } else {
1257                                         // This code is reached if lyx2lyx failed (for
1258                                         // some reason) to change the file format of
1259                                         // the file.
1260                                         lyx::Assert(false);
1261                                         return false;
1262                                 }
1263                         }
1264                         bool the_end = readLyXformat2(lex, par);
1265                         params.setPaperStuff();
1266
1267                         if (!the_end) {
1268                                 Alert::alert(_("Warning!"),
1269                                            _("Reading of document is not complete"),
1270                                            _("Maybe the document is truncated"));
1271                         }
1272                         return true;
1273                 } else { // "\\lyxformat" not found
1274                         Alert::alert(_("ERROR!"), _("Not a LyX file!"));
1275                 }
1276         } else
1277                 Alert::alert(_("ERROR!"), _("Unable to read file!"));
1278         return false;
1279 }
1280
1281
1282 // Should probably be moved to somewhere else: BufferView? LyXView?
1283 bool Buffer::save() const
1284 {
1285         // We don't need autosaves in the immediate future. (Asger)
1286         resetAutosaveTimers();
1287
1288         // make a backup
1289         string s;
1290         if (lyxrc.make_backup) {
1291                 s = fileName() + '~';
1292                 if (!lyxrc.backupdir_path.empty())
1293                         s = AddName(lyxrc.backupdir_path,
1294                                     subst(os::slashify_path(s),'/','!'));
1295
1296                 // Rename is the wrong way of making a backup,
1297                 // this is the correct way.
1298                 /* truss cp fil fil2:
1299                    lstat("LyXVC3.lyx", 0xEFFFF898)                 Err#2 ENOENT
1300                    stat("LyXVC.lyx", 0xEFFFF688)                   = 0
1301                    open("LyXVC.lyx", O_RDONLY)                     = 3
1302                    open("LyXVC3.lyx", O_WRONLY|O_CREAT|O_TRUNC, 0600) = 4
1303                    fstat(4, 0xEFFFF508)                            = 0
1304                    fstat(3, 0xEFFFF508)                            = 0
1305                    read(3, " # T h i s   f i l e   w".., 8192)     = 5579
1306                    write(4, " # T h i s   f i l e   w".., 5579)    = 5579
1307                    read(3, 0xEFFFD4A0, 8192)                       = 0
1308                    close(4)                                        = 0
1309                    close(3)                                        = 0
1310                    chmod("LyXVC3.lyx", 0100644)                    = 0
1311                    lseek(0, 0, SEEK_CUR)                           = 46440
1312                    _exit(0)
1313                 */
1314
1315                 // Should probably have some more error checking here.
1316                 // Doing it this way, also makes the inodes stay the same.
1317                 // This is still not a very good solution, in particular we
1318                 // might loose the owner of the backup.
1319                 FileInfo finfo(fileName());
1320                 if (finfo.exist()) {
1321                         mode_t fmode = finfo.getMode();
1322                         struct utimbuf times = {
1323                                 finfo.getAccessTime(),
1324                                 finfo.getModificationTime() };
1325
1326                         ifstream ifs(fileName().c_str());
1327                         ofstream ofs(s.c_str(), ios::out|ios::trunc);
1328                         if (ifs && ofs) {
1329                                 ofs << ifs.rdbuf();
1330                                 ifs.close();
1331                                 ofs.close();
1332                                 ::chmod(s.c_str(), fmode);
1333
1334                                 if (::utime(s.c_str(), &times)) {
1335                                         lyxerr << "utime error." << endl;
1336                                 }
1337                         } else {
1338                                 lyxerr << "LyX was not able to make "
1339                                         "backup copy. Beware." << endl;
1340                         }
1341                 }
1342         }
1343
1344         if (writeFile(fileName())) {
1345                 markClean();
1346                 removeAutosaveFile(fileName());
1347         } else {
1348                 // Saving failed, so backup is not backup
1349                 if (lyxrc.make_backup) {
1350                         lyx::rename(s, fileName());
1351                 }
1352                 return false;
1353         }
1354         return true;
1355 }
1356
1357
1358 bool Buffer::writeFile(string const & fname) const
1359 {
1360         if (read_only && (fname == fileName())) {
1361                 return false;
1362         }
1363
1364         FileInfo finfo(fname);
1365         if (finfo.exist() && !finfo.writable()) {
1366                 return false;
1367         }
1368
1369         ofstream ofs(fname.c_str());
1370         if (!ofs) {
1371                 return false;
1372         }
1373
1374 #ifdef HAVE_LOCALE
1375         // Use the standard "C" locale for file output.
1376         ofs.imbue(std::locale::classic());
1377 #endif
1378
1379         // The top of the file should not be written by params.
1380
1381         // write out a comment in the top of the file
1382         ofs << '#' << lyx_docversion
1383             << " created this file. For more info see http://www.lyx.org/\n"
1384             << "\\lyxformat " << LYX_FORMAT << "\n";
1385
1386         // now write out the buffer paramters.
1387         params.writeFile(ofs);
1388
1389         // if we're tracking, list all possible authors
1390         if (params.tracking_changes) {
1391                 AuthorList::Authors::const_iterator it = authorlist.begin();
1392                 AuthorList::Authors::const_iterator end = authorlist.end();
1393                 for (; it != end; ++it) {
1394                         ofs << "\\author " << it->second << "\n";
1395                 }
1396         }
1397
1398         Paragraph::depth_type depth = 0;
1399
1400         // this will write out all the paragraphs
1401         // using recursive descent.
1402         ParagraphList::iterator pit = paragraphs.begin();
1403         ParagraphList::iterator pend = paragraphs.end();
1404         for (; pit != pend; ++pit)
1405                 pit->write(this, ofs, params, depth);
1406
1407         // Write marker that shows file is complete
1408         ofs << "\n\\the_end" << endl;
1409
1410         ofs.close();
1411
1412         // how to check if close went ok?
1413         // Following is an attempt... (BE 20001011)
1414
1415         // good() returns false if any error occured, including some
1416         //        formatting error.
1417         // bad()  returns true if something bad happened in the buffer,
1418         //        which should include file system full errors.
1419
1420         bool status = true;
1421         if (!ofs.good()) {
1422                 status = false;
1423 #if 0
1424                 if (ofs.bad()) {
1425                         lyxerr << "Buffer::writeFile: BAD ERROR!" << endl;
1426                 } else {
1427                         lyxerr << "Buffer::writeFile: NOT SO BAD ERROR!"
1428                                << endl;
1429                 }
1430 #endif
1431         }
1432
1433         return status;
1434 }
1435
1436
1437 namespace {
1438
1439 pair<int, string> const addDepth(int depth, int ldepth)
1440 {
1441         int d = depth * 2;
1442         if (ldepth > depth)
1443                 d += (ldepth - depth) * 2;
1444         return make_pair(d, string(d, ' '));
1445 }
1446
1447 }
1448
1449
1450 string const Buffer::asciiParagraph(Paragraph const & par,
1451                                     unsigned int linelen,
1452                                     bool noparbreak) const
1453 {
1454         ostringstream buffer;
1455         Paragraph::depth_type depth = 0;
1456         int ltype = 0;
1457         Paragraph::depth_type ltype_depth = 0;
1458         bool ref_printed = false;
1459 //      if (!par->previous()) {
1460 #if 0
1461         // begins or ends a deeper area ?
1462         if (depth != par->params().depth()) {
1463                 if (par->params().depth() > depth) {
1464                         while (par->params().depth() > depth) {
1465                                 ++depth;
1466                         }
1467                 } else {
1468                         while (par->params().depth() < depth) {
1469                                 --depth;
1470                         }
1471                 }
1472         }
1473 #else
1474         depth = par.params().depth();
1475 #endif
1476
1477         // First write the layout
1478         string const & tmp = par.layout()->name();
1479         if (compare_no_case(tmp, "itemize") == 0) {
1480                 ltype = 1;
1481                 ltype_depth = depth + 1;
1482         } else if (compare_ascii_no_case(tmp, "enumerate") == 0) {
1483                 ltype = 2;
1484                 ltype_depth = depth + 1;
1485         } else if (contains(ascii_lowercase(tmp), "ection")) {
1486                 ltype = 3;
1487                 ltype_depth = depth + 1;
1488         } else if (contains(ascii_lowercase(tmp), "aragraph")) {
1489                 ltype = 4;
1490                 ltype_depth = depth + 1;
1491         } else if (compare_ascii_no_case(tmp, "description") == 0) {
1492                 ltype = 5;
1493                 ltype_depth = depth + 1;
1494         } else if (compare_ascii_no_case(tmp, "abstract") == 0) {
1495                 ltype = 6;
1496                 ltype_depth = 0;
1497         } else if (compare_ascii_no_case(tmp, "bibliography") == 0) {
1498                 ltype = 7;
1499                 ltype_depth = 0;
1500         } else {
1501                 ltype = 0;
1502                 ltype_depth = 0;
1503         }
1504
1505         /* maybe some vertical spaces */
1506
1507         /* the labelwidthstring used in lists */
1508
1509         /* some lines? */
1510
1511         /* some pagebreaks? */
1512
1513         /* noindent ? */
1514
1515         /* what about the alignment */
1516 //      } else {
1517 //              lyxerr << "Should this ever happen?" << endl;
1518 //      }
1519
1520         // linelen <= 0 is special and means we don't have paragraph breaks
1521
1522         string::size_type currlinelen = 0;
1523
1524         if (!noparbreak) {
1525                 if (linelen > 0)
1526                         buffer << "\n\n";
1527
1528                 buffer << string(depth * 2, ' ');
1529                 currlinelen += depth * 2;
1530
1531                 //--
1532                 // we should probably change to the paragraph language in the
1533                 // gettext here (if possible) so that strings are outputted in
1534                 // the correct language! (20012712 Jug)
1535                 //--
1536                 switch (ltype) {
1537                 case 0: // Standard
1538                 case 4: // (Sub)Paragraph
1539                 case 5: // Description
1540                         break;
1541                 case 6: // Abstract
1542                         if (linelen > 0) {
1543                                 buffer << _("Abstract") << "\n\n";
1544                                 currlinelen = 0;
1545                         } else {
1546                                 string const abst = _("Abstract: ");
1547                                 buffer << abst;
1548                                 currlinelen += abst.length();
1549                         }
1550                         break;
1551                 case 7: // Bibliography
1552                         if (!ref_printed) {
1553                                 if (linelen > 0) {
1554                                         buffer << _("References") << "\n\n";
1555                                         currlinelen = 0;
1556                                 } else {
1557                                         string const refs = _("References: ");
1558                                         buffer << refs;
1559                                         currlinelen += refs.length();
1560                                 }
1561
1562                                 ref_printed = true;
1563                         }
1564                         break;
1565                 default:
1566                 {
1567                         string const parlab = par.params().labelString();
1568                         buffer << parlab << ' ';
1569                         currlinelen += parlab.length() + 1;
1570                 }
1571                 break;
1572
1573                 }
1574         }
1575
1576         if (!currlinelen) {
1577                 pair<int, string> p = addDepth(depth, ltype_depth);
1578                 buffer << p.second;
1579                 currlinelen += p.first;
1580         }
1581
1582         // this is to change the linebreak to do it by word a bit more
1583         // intelligent hopefully! (only in the case where we have a
1584         // max linelength!) (Jug)
1585
1586         string word;
1587
1588         for (pos_type i = 0; i < par.size(); ++i) {
1589                 char c = par.getUChar(params, i);
1590                 switch (c) {
1591                 case Paragraph::META_INSET:
1592                 {
1593                         Inset const * inset = par.getInset(i);
1594                         if (inset) {
1595                                 if (linelen > 0) {
1596                                         buffer << word;
1597                                         currlinelen += word.length();
1598                                         word.erase();
1599                                 }
1600                                 if (inset->ascii(this, buffer, linelen)) {
1601                                         // to be sure it breaks paragraph
1602                                         currlinelen += linelen;
1603                                 }
1604                         }
1605                 }
1606                 break;
1607
1608                 case Paragraph::META_NEWLINE:
1609                         if (linelen > 0) {
1610                                 buffer << word << "\n";
1611                                 word.erase();
1612
1613                                 pair<int, string> p = addDepth(depth,
1614                                                                ltype_depth);
1615                                 buffer << p.second;
1616                                 currlinelen = p.first;
1617                         }
1618                         break;
1619
1620                 case Paragraph::META_HFILL:
1621                         buffer << word << "\t";
1622                         currlinelen += word.length() + 1;
1623                         word.erase();
1624                         break;
1625
1626                 default:
1627                         if (c == ' ') {
1628                                 if (linelen > 0 &&
1629                                     currlinelen + word.length() > linelen - 10) {
1630                                         buffer << "\n";
1631                                         pair<int, string> p =
1632                                                 addDepth(depth, ltype_depth);
1633                                         buffer << p.second;
1634                                         currlinelen = p.first;
1635                                 }
1636
1637                                 buffer << word << ' ';
1638                                 currlinelen += word.length() + 1;
1639                                 word.erase();
1640
1641                         } else {
1642                                 if (c != '\0') {
1643                                         word += c;
1644                                 } else {
1645                                         lyxerr[Debug::INFO] <<
1646                                                 "writeAsciiFile: NULL char in structure." << endl;
1647                                 }
1648                                 if ((linelen > 0) &&
1649                                         (currlinelen + word.length()) > linelen)
1650                                 {
1651                                         buffer << "\n";
1652
1653                                         pair<int, string> p =
1654                                                 addDepth(depth, ltype_depth);
1655                                         buffer << p.second;
1656                                         currlinelen = p.first;
1657                                 }
1658                         }
1659                         break;
1660                 }
1661         }
1662         buffer << word;
1663         return STRCONV(buffer.str());
1664 }
1665
1666
1667 void Buffer::writeFileAscii(string const & fname, int linelen)
1668 {
1669         ofstream ofs(fname.c_str());
1670         if (!ofs) {
1671                 Alert::err_alert(_("Error: Cannot write file:"), fname);
1672                 return;
1673         }
1674         writeFileAscii(ofs, linelen);
1675 }
1676
1677
1678 void Buffer::writeFileAscii(ostream & os, int linelen)
1679 {
1680         ParagraphList::iterator beg = paragraphs.begin();
1681         ParagraphList::iterator end = paragraphs.end();
1682         ParagraphList::iterator it = beg;
1683         for (; it != end; ++it) {
1684                 os << asciiParagraph(*it, linelen, it == beg);
1685         }
1686         os << "\n";
1687 }
1688
1689
1690
1691 void Buffer::makeLaTeXFile(string const & fname,
1692                            string const & original_path,
1693                            bool nice, bool only_body, bool only_preamble)
1694 {
1695         lyxerr[Debug::LATEX] << "makeLaTeXFile..." << endl;
1696
1697         ofstream ofs(fname.c_str());
1698         if (!ofs) {
1699                 Alert::err_alert(_("Error: Cannot open file: "), fname);
1700                 return;
1701         }
1702
1703         makeLaTeXFile(ofs, original_path, nice, only_body, only_preamble);
1704
1705         ofs.close();
1706         if (ofs.fail()) {
1707                 lyxerr << "File was not closed properly." << endl;
1708         }
1709 }
1710
1711
1712 void Buffer::makeLaTeXFile(ostream & os,
1713                            string const & original_path,
1714                            bool nice, bool only_body, bool only_preamble)
1715 {
1716         niceFile = nice; // this will be used by Insetincludes.
1717
1718         // validate the buffer.
1719         lyxerr[Debug::LATEX] << "  Validating buffer..." << endl;
1720         LaTeXFeatures features(params);
1721         validate(features);
1722         lyxerr[Debug::LATEX] << "  Buffer validation done." << endl;
1723
1724         texrow.reset();
1725         // The starting paragraph of the coming rows is the
1726         // first paragraph of the document. (Asger)
1727         texrow.start(&*(paragraphs.begin()), 0);
1728
1729         if (!only_body && nice) {
1730                 os << "%% " << lyx_docversion << " created this file.  "
1731                         "For more info, see http://www.lyx.org/.\n"
1732                         "%% Do not edit unless you really know what "
1733                         "you are doing.\n";
1734                 texrow.newline();
1735                 texrow.newline();
1736         }
1737         lyxerr[Debug::INFO] << "lyx header finished" << endl;
1738         // There are a few differences between nice LaTeX and usual files:
1739         // usual is \batchmode and has a
1740         // special input@path to allow the including of figures
1741         // with either \input or \includegraphics (what figinsets do).
1742         // input@path is set when the actual parameter
1743         // original_path is set. This is done for usual tex-file, but not
1744         // for nice-latex-file. (Matthias 250696)
1745         if (!only_body) {
1746                 if (!nice) {
1747                         // code for usual, NOT nice-latex-file
1748                         os << "\\batchmode\n"; // changed
1749                         // from \nonstopmode
1750                         texrow.newline();
1751                 }
1752                 if (!original_path.empty()) {
1753                         string inputpath = os::external_path(original_path);
1754                         subst(inputpath, "~", "\\string~");
1755                         os << "\\makeatletter\n"
1756                             << "\\def\\input@path{{"
1757                             << inputpath << "/}}\n"
1758                             << "\\makeatother\n";
1759                         texrow.newline();
1760                         texrow.newline();
1761                         texrow.newline();
1762                 }
1763
1764                 // Write the preamble
1765                 params.writeLaTeX(os, features, texrow);
1766
1767                 if (only_preamble)
1768                         return;
1769
1770                 // make the body.
1771                 os << "\\begin{document}\n";
1772                 texrow.newline();
1773         } // only_body
1774         lyxerr[Debug::INFO] << "preamble finished, now the body." << endl;
1775
1776         if (!lyxrc.language_auto_begin) {
1777                 os << subst(lyxrc.language_command_begin, "$$lang",
1778                              params.language->babel())
1779                     << endl;
1780                 texrow.newline();
1781         }
1782
1783         latexParagraphs(this, paragraphs, paragraphs.begin(), paragraphs.end(), os, texrow);
1784
1785         // add this just in case after all the paragraphs
1786         os << endl;
1787         texrow.newline();
1788
1789         if (!lyxrc.language_auto_end) {
1790                 os << subst(lyxrc.language_command_end, "$$lang",
1791                              params.language->babel())
1792                     << endl;
1793                 texrow.newline();
1794         }
1795
1796         if (!only_body) {
1797                 os << "\\end{document}\n";
1798                 texrow.newline();
1799
1800                 lyxerr[Debug::LATEX] << "makeLaTeXFile...done" << endl;
1801         } else {
1802                 lyxerr[Debug::LATEX] << "LaTeXFile for inclusion made."
1803                                      << endl;
1804         }
1805
1806         // Just to be sure. (Asger)
1807         texrow.newline();
1808
1809         lyxerr[Debug::INFO] << "Finished making LaTeX file." << endl;
1810         lyxerr[Debug::INFO] << "Row count was " << texrow.rows() - 1
1811                             << '.' << endl;
1812
1813         // we want this to be true outside previews (for insetexternal)
1814         niceFile = true;
1815 }
1816
1817
1818 bool Buffer::isLatex() const
1819 {
1820         return params.getLyXTextClass().outputType() == LATEX;
1821 }
1822
1823
1824 bool Buffer::isLinuxDoc() const
1825 {
1826         return params.getLyXTextClass().outputType() == LINUXDOC;
1827 }
1828
1829
1830 bool Buffer::isLiterate() const
1831 {
1832         return params.getLyXTextClass().outputType() == LITERATE;
1833 }
1834
1835
1836 bool Buffer::isDocBook() const
1837 {
1838         return params.getLyXTextClass().outputType() == DOCBOOK;
1839 }
1840
1841
1842 bool Buffer::isSGML() const
1843 {
1844         LyXTextClass const & tclass = params.getLyXTextClass();
1845
1846         return tclass.outputType() == LINUXDOC ||
1847                tclass.outputType() == DOCBOOK;
1848 }
1849
1850
1851 void Buffer::makeLinuxDocFile(string const & fname, bool nice, bool body_only)
1852 {
1853         ofstream ofs(fname.c_str());
1854
1855         if (!ofs) {
1856                 Alert::alert(_("LYX_ERROR:"), _("Cannot write file"), fname);
1857                 return;
1858         }
1859
1860         niceFile = nice; // this will be used by included files.
1861
1862         LaTeXFeatures features(params);
1863
1864         validate(features);
1865
1866         texrow.reset();
1867
1868         LyXTextClass const & tclass = params.getLyXTextClass();
1869
1870         string top_element = tclass.latexname();
1871
1872         if (!body_only) {
1873                 ofs << "<!doctype linuxdoc system";
1874
1875                 string preamble = params.preamble;
1876                 const string name = nice ? ChangeExtension(filename_, ".sgml")
1877                          : fname;
1878                 preamble += features.getIncludedFiles(name);
1879                 preamble += features.getLyXSGMLEntities();
1880
1881                 if (!preamble.empty()) {
1882                         ofs << " [ " << preamble << " ]";
1883                 }
1884                 ofs << ">\n\n";
1885
1886                 if (params.options.empty())
1887                         sgml::openTag(ofs, 0, false, top_element);
1888                 else {
1889                         string top = top_element;
1890                         top += ' ';
1891                         top += params.options;
1892                         sgml::openTag(ofs, 0, false, top);
1893                 }
1894         }
1895
1896         ofs << "<!-- "  << lyx_docversion
1897             << " created this file. For more info see http://www.lyx.org/"
1898             << " -->\n";
1899
1900         Paragraph::depth_type depth = 0; // paragraph depth
1901         Paragraph * par = &*(paragraphs.begin());
1902         string item_name;
1903         vector<string> environment_stack(5);
1904
1905         while (par) {
1906                 LyXLayout_ptr const & style = par->layout();
1907                 // treat <toc> as a special case for compatibility with old code
1908                 if (par->isInset(0)) {
1909                         Inset * inset = par->getInset(0);
1910                         Inset::Code lyx_code = inset->lyxCode();
1911                         if (lyx_code == Inset::TOC_CODE) {
1912                                 string const temp = "toc";
1913                                 sgml::openTag(ofs, depth, false, temp);
1914
1915                                 par = par->next();
1916                                 continue;
1917                         }
1918                 }
1919
1920                 // environment tag closing
1921                 for (; depth > par->params().depth(); --depth) {
1922                         sgml::closeTag(ofs, depth, false, environment_stack[depth]);
1923                         environment_stack[depth].erase();
1924                 }
1925
1926                 // write opening SGML tags
1927                 switch (style->latextype) {
1928                 case LATEX_PARAGRAPH:
1929                         if (depth == par->params().depth()
1930                            && !environment_stack[depth].empty()) {
1931                                 sgml::closeTag(ofs, depth, false, environment_stack[depth]);
1932                                 environment_stack[depth].erase();
1933                                 if (depth)
1934                                         --depth;
1935                                 else
1936                                         ofs << "</p>";
1937                         }
1938                         sgml::openTag(ofs, depth, false, style->latexname());
1939                         break;
1940
1941                 case LATEX_COMMAND:
1942                         if (depth!= 0)
1943                                 sgmlError(par, 0,
1944                                           _("Error: Wrong depth for LatexType Command.\n"));
1945
1946                         if (!environment_stack[depth].empty()) {
1947                                 sgml::closeTag(ofs, depth, false, environment_stack[depth]);
1948                                 ofs << "</p>";
1949                         }
1950
1951                         environment_stack[depth].erase();
1952                         sgml::openTag(ofs, depth, false, style->latexname());
1953                         break;
1954
1955                 case LATEX_ENVIRONMENT:
1956                 case LATEX_ITEM_ENVIRONMENT:
1957                 case LATEX_BIB_ENVIRONMENT:
1958                 {
1959                         string const & latexname = style->latexname();
1960
1961                         if (depth == par->params().depth()
1962                             && environment_stack[depth] != latexname) {
1963                                 sgml::closeTag(ofs, depth, false,
1964                                              environment_stack[depth]);
1965                                 environment_stack[depth].erase();
1966                         }
1967                         if (depth < par->params().depth()) {
1968                                depth = par->params().depth();
1969                                environment_stack[depth].erase();
1970                         }
1971                         if (environment_stack[depth] != latexname) {
1972                                 if (depth == 0) {
1973                                         sgml::openTag(ofs, depth, false, "p");
1974                                 }
1975                                 sgml::openTag(ofs, depth, false, latexname);
1976
1977                                 if (environment_stack.size() == depth + 1)
1978                                         environment_stack.push_back("!-- --");
1979                                 environment_stack[depth] = latexname;
1980                         }
1981
1982                         if (style->latexparam() == "CDATA")
1983                                 ofs << "<![CDATA[";
1984
1985                         if (style->latextype == LATEX_ENVIRONMENT) break;
1986
1987                         if (style->labeltype == LABEL_MANUAL)
1988                                 item_name = "tag";
1989                         else
1990                                 item_name = "item";
1991
1992                         sgml::openTag(ofs, depth + 1, false, item_name);
1993                 }
1994                 break;
1995
1996                 default:
1997                         sgml::openTag(ofs, depth, false, style->latexname());
1998                         break;
1999                 }
2000
2001                 simpleLinuxDocOnePar(ofs, par, depth);
2002
2003                 par = par->next();
2004
2005                 ofs << "\n";
2006                 // write closing SGML tags
2007                 switch (style->latextype) {
2008                 case LATEX_COMMAND:
2009                         break;
2010                 case LATEX_ENVIRONMENT:
2011                 case LATEX_ITEM_ENVIRONMENT:
2012                 case LATEX_BIB_ENVIRONMENT:
2013                         if (style->latexparam() == "CDATA")
2014                                 ofs << "]]>";
2015                         break;
2016                 default:
2017                         sgml::closeTag(ofs, depth, false, style->latexname());
2018                         break;
2019                 }
2020         }
2021
2022         // Close open tags
2023         for (int i = depth; i >= 0; --i)
2024                 sgml::closeTag(ofs, depth, false, environment_stack[i]);
2025
2026         if (!body_only) {
2027                 ofs << "\n\n";
2028                 sgml::closeTag(ofs, 0, false, top_element);
2029         }
2030
2031         ofs.close();
2032         // How to check for successful close
2033
2034         // we want this to be true outside previews (for insetexternal)
2035         niceFile = true;
2036 }
2037
2038
2039 // checks, if newcol chars should be put into this line
2040 // writes newline, if necessary.
2041 namespace {
2042
2043 void sgmlLineBreak(ostream & os, string::size_type & colcount,
2044                           string::size_type newcol)
2045 {
2046         colcount += newcol;
2047         if (colcount > lyxrc.ascii_linelen) {
2048                 os << "\n";
2049                 colcount = newcol; // assume write after this call
2050         }
2051 }
2052
2053 enum PAR_TAG {
2054         NONE=0,
2055         TT = 1,
2056         SF = 2,
2057         BF = 4,
2058         IT = 8,
2059         SL = 16,
2060         EM = 32
2061 };
2062
2063
2064 string tag_name(PAR_TAG const & pt) {
2065         switch (pt) {
2066         case NONE: return "!-- --";
2067         case TT: return "tt";
2068         case SF: return "sf";
2069         case BF: return "bf";
2070         case IT: return "it";
2071         case SL: return "sl";
2072         case EM: return "em";
2073         }
2074         return "";
2075 }
2076
2077
2078 inline
2079 void operator|=(PAR_TAG & p1, PAR_TAG const & p2)
2080 {
2081         p1 = static_cast<PAR_TAG>(p1 | p2);
2082 }
2083
2084
2085 inline
2086 void reset(PAR_TAG & p1, PAR_TAG const & p2)
2087 {
2088         p1 = static_cast<PAR_TAG>(p1 & ~p2);
2089 }
2090
2091 } // anon
2092
2093
2094 // Handle internal paragraph parsing -- layout already processed.
2095 void Buffer::simpleLinuxDocOnePar(ostream & os,
2096         Paragraph * par,
2097         Paragraph::depth_type /*depth*/)
2098 {
2099         LyXLayout_ptr const & style = par->layout();
2100
2101         string::size_type char_line_count = 5;     // Heuristic choice ;-)
2102
2103         // gets paragraph main font
2104         LyXFont font_old;
2105         bool desc_on;
2106         if (style->labeltype == LABEL_MANUAL) {
2107                 font_old = style->labelfont;
2108                 desc_on = true;
2109         } else {
2110                 font_old = style->font;
2111                 desc_on = false;
2112         }
2113
2114         LyXFont::FONT_FAMILY family_type = LyXFont::ROMAN_FAMILY;
2115         LyXFont::FONT_SERIES series_type = LyXFont::MEDIUM_SERIES;
2116         LyXFont::FONT_SHAPE  shape_type  = LyXFont::UP_SHAPE;
2117         bool is_em = false;
2118
2119         stack<PAR_TAG> tag_state;
2120         // parsing main loop
2121         for (pos_type i = 0; i < par->size(); ++i) {
2122
2123                 PAR_TAG tag_close = NONE;
2124                 list < PAR_TAG > tag_open;
2125
2126                 LyXFont const font = par->getFont(params, i);
2127
2128                 if (font_old.family() != font.family()) {
2129                         switch (family_type) {
2130                         case LyXFont::SANS_FAMILY:
2131                                 tag_close |= SF;
2132                                 break;
2133                         case LyXFont::TYPEWRITER_FAMILY:
2134                                 tag_close |= TT;
2135                                 break;
2136                         default:
2137                                 break;
2138                         }
2139
2140                         family_type = font.family();
2141
2142                         switch (family_type) {
2143                         case LyXFont::SANS_FAMILY:
2144                                 tag_open.push_back(SF);
2145                                 break;
2146                         case LyXFont::TYPEWRITER_FAMILY:
2147                                 tag_open.push_back(TT);
2148                                 break;
2149                         default:
2150                                 break;
2151                         }
2152                 }
2153
2154                 if (font_old.series() != font.series()) {
2155                         switch (series_type) {
2156                         case LyXFont::BOLD_SERIES:
2157                                 tag_close |= BF;
2158                                 break;
2159                         default:
2160                                 break;
2161                         }
2162
2163                         series_type = font.series();
2164
2165                         switch (series_type) {
2166                         case LyXFont::BOLD_SERIES:
2167                                 tag_open.push_back(BF);
2168                                 break;
2169                         default:
2170                                 break;
2171                         }
2172
2173                 }
2174
2175                 if (font_old.shape() != font.shape()) {
2176                         switch (shape_type) {
2177                         case LyXFont::ITALIC_SHAPE:
2178                                 tag_close |= IT;
2179                                 break;
2180                         case LyXFont::SLANTED_SHAPE:
2181                                 tag_close |= SL;
2182                                 break;
2183                         default:
2184                                 break;
2185                         }
2186
2187                         shape_type = font.shape();
2188
2189                         switch (shape_type) {
2190                         case LyXFont::ITALIC_SHAPE:
2191                                 tag_open.push_back(IT);
2192                                 break;
2193                         case LyXFont::SLANTED_SHAPE:
2194                                 tag_open.push_back(SL);
2195                                 break;
2196                         default:
2197                                 break;
2198                         }
2199                 }
2200                 // handle <em> tag
2201                 if (font_old.emph() != font.emph()) {
2202                         if (font.emph() == LyXFont::ON) {
2203                                 tag_open.push_back(EM);
2204                                 is_em = true;
2205                         }
2206                         else if (is_em) {
2207                                 tag_close |= EM;
2208                                 is_em = false;
2209                         }
2210                 }
2211
2212                 list < PAR_TAG > temp;
2213                 while (!tag_state.empty() && tag_close) {
2214                         PAR_TAG k =  tag_state.top();
2215                         tag_state.pop();
2216                         os << "</" << tag_name(k) << '>';
2217                         if (tag_close & k)
2218                                 reset(tag_close,k);
2219                         else
2220                                 temp.push_back(k);
2221                 }
2222
2223                 for(list< PAR_TAG >::const_iterator j = temp.begin();
2224                     j != temp.end(); ++j) {
2225                         tag_state.push(*j);
2226                         os << '<' << tag_name(*j) << '>';
2227                 }
2228
2229                 for(list< PAR_TAG >::const_iterator j = tag_open.begin();
2230                     j != tag_open.end(); ++j) {
2231                         tag_state.push(*j);
2232                         os << '<' << tag_name(*j) << '>';
2233                 }
2234
2235                 char c = par->getChar(i);
2236
2237                 if (c == Paragraph::META_INSET) {
2238                         Inset * inset = par->getInset(i);
2239                         inset->linuxdoc(this, os);
2240                         font_old = font;
2241                         continue;
2242                 }
2243
2244                 if (style->latexparam() == "CDATA") {
2245                         // "TeX"-Mode on == > SGML-Mode on.
2246                         if (c != '\0')
2247                                 os << c;
2248                         ++char_line_count;
2249                 } else {
2250                         bool ws;
2251                         string str;
2252                         boost::tie(ws, str) = sgml::escapeChar(c);
2253                         if (ws && !style->free_spacing && !par->isFreeSpacing()) {
2254                                 // in freespacing mode, spaces are
2255                                 // non-breaking characters
2256                                 if (desc_on) {// if char is ' ' then...
2257
2258                                         ++char_line_count;
2259                                         sgmlLineBreak(os, char_line_count, 6);
2260                                         os << "</tag>";
2261                                         desc_on = false;
2262                                 } else  {
2263                                         sgmlLineBreak(os, char_line_count, 1);
2264                                         os << c;
2265                                 }
2266                         } else {
2267                                 os << str;
2268                                 char_line_count += str.length();
2269                         }
2270                 }
2271                 font_old = font;
2272         }
2273
2274         while (!tag_state.empty()) {
2275                 os << "</" << tag_name(tag_state.top()) << '>';
2276                 tag_state.pop();
2277         }
2278
2279         // resets description flag correctly
2280         if (desc_on) {
2281                 // <tag> not closed...
2282                 sgmlLineBreak(os, char_line_count, 6);
2283                 os << "</tag>";
2284         }
2285 }
2286
2287
2288 // Print an error message.
2289 void Buffer::sgmlError(Paragraph * /*par*/, int /*pos*/,
2290         string const & /*message*/) const
2291 {
2292 #ifdef WITH_WARNINGS
2293 #warning This is wrong we cannot insert an inset like this!!!
2294         // I guess this was Jose' so I explain you more or less why this
2295         // is wrong. This way you insert something in the paragraph and
2296         // don't tell it to LyXText (row rebreaking and undo handling!!!)
2297         // I deactivate this code, have a look at BufferView::insertErrors
2298         // how you should do this correctly! (Jug 20020315)
2299 #endif
2300 #if 0
2301         // insert an error marker in text
2302         InsetError * new_inset = new InsetError(message);
2303         par->insertInset(pos, new_inset, LyXFont(LyXFont::ALL_INHERIT,
2304                          params.language));
2305 #endif
2306 }
2307
2308
2309 void Buffer::makeDocBookFile(string const & fname, bool nice, bool only_body)
2310 {
2311         ofstream ofs(fname.c_str());
2312         if (!ofs) {
2313                 Alert::alert(_("LYX_ERROR:"), _("Cannot write file"), fname);
2314                 return;
2315         }
2316
2317         Paragraph * par = &*(paragraphs.begin());
2318
2319         niceFile = nice; // this will be used by Insetincludes.
2320
2321         LaTeXFeatures features(params);
2322         validate(features);
2323
2324         texrow.reset();
2325
2326         LyXTextClass const & tclass = params.getLyXTextClass();
2327         string top_element = tclass.latexname();
2328
2329         if (!only_body) {
2330                 ofs << "<!DOCTYPE " << top_element
2331                     << "  PUBLIC \"-//OASIS//DTD DocBook V4.1//EN\"";
2332
2333                 string preamble = params.preamble;
2334                 const string name = nice ? ChangeExtension(filename_, ".sgml")
2335                          : fname;
2336                 preamble += features.getIncludedFiles(name);
2337                 preamble += features.getLyXSGMLEntities();
2338
2339                 if (!preamble.empty()) {
2340                         ofs << "\n [ " << preamble << " ]";
2341                 }
2342                 ofs << ">\n\n";
2343         }
2344
2345         string top = top_element;
2346         top += " lang=\"";
2347         top += params.language->code();
2348         top += '"';
2349
2350         if (!params.options.empty()) {
2351                 top += ' ';
2352                 top += params.options;
2353         }
2354         sgml::openTag(ofs, 0, false, top);
2355
2356         ofs << "<!-- DocBook file was created by " << lyx_docversion
2357             << "\n  See http://www.lyx.org/ for more information -->\n";
2358
2359         vector<string> environment_stack(10);
2360         vector<string> environment_inner(10);
2361         vector<string> command_stack(10);
2362
2363         bool command_flag = false;
2364         Paragraph::depth_type command_depth = 0;
2365         Paragraph::depth_type command_base = 0;
2366         Paragraph::depth_type cmd_depth = 0;
2367         Paragraph::depth_type depth = 0; // paragraph depth
2368
2369         string item_name;
2370         string command_name;
2371
2372         while (par) {
2373                 string sgmlparam;
2374                 string c_depth;
2375                 string c_params;
2376                 int desc_on = 0; // description mode
2377
2378                 LyXLayout_ptr const & style = par->layout();
2379
2380                 // environment tag closing
2381                 for (; depth > par->params().depth(); --depth) {
2382                         if (environment_inner[depth] != "!-- --") {
2383                                 item_name = "listitem";
2384                                 sgml::closeTag(ofs, command_depth + depth, false, item_name);
2385                                 if (environment_inner[depth] == "varlistentry")
2386                                         sgml::closeTag(ofs, depth+command_depth, false, environment_inner[depth]);
2387                         }
2388                         sgml::closeTag(ofs, depth + command_depth, false, environment_stack[depth]);
2389                         environment_stack[depth].erase();
2390                         environment_inner[depth].erase();
2391                 }
2392
2393                 if (depth == par->params().depth()
2394                    && environment_stack[depth] != style->latexname()
2395                    && !environment_stack[depth].empty()) {
2396                         if (environment_inner[depth] != "!-- --") {
2397                                 item_name= "listitem";
2398                                 sgml::closeTag(ofs, command_depth+depth, false, item_name);
2399                                 if (environment_inner[depth] == "varlistentry")
2400                                         sgml::closeTag(ofs, depth + command_depth, false, environment_inner[depth]);
2401                         }
2402
2403                         sgml::closeTag(ofs, depth + command_depth, false, environment_stack[depth]);
2404
2405                         environment_stack[depth].erase();
2406                         environment_inner[depth].erase();
2407                 }
2408
2409                 // Write opening SGML tags.
2410                 switch (style->latextype) {
2411                 case LATEX_PARAGRAPH:
2412                         sgml::openTag(ofs, depth + command_depth,
2413                                     false, style->latexname());
2414                         break;
2415
2416                 case LATEX_COMMAND:
2417                         if (depth != 0)
2418                                 sgmlError(par, 0,
2419                                           _("Error: Wrong depth for LatexType Command.\n"));
2420
2421                         command_name = style->latexname();
2422
2423                         sgmlparam = style->latexparam();
2424                         c_params = split(sgmlparam, c_depth,'|');
2425
2426                         cmd_depth = lyx::atoi(c_depth);
2427
2428                         if (command_flag) {
2429                                 if (cmd_depth < command_base) {
2430                                         for (Paragraph::depth_type j = command_depth;
2431                                              j >= command_base; --j) {
2432                                                 sgml::closeTag(ofs, j, false, command_stack[j]);
2433                                                 ofs << endl;
2434                                         }
2435                                         command_depth = command_base = cmd_depth;
2436                                 } else if (cmd_depth <= command_depth) {
2437                                         for (int j = command_depth;
2438                                              j >= int(cmd_depth); --j) {
2439                                                 sgml::closeTag(ofs, j, false, command_stack[j]);
2440                                                 ofs << endl;
2441                                         }
2442                                         command_depth = cmd_depth;
2443                                 } else
2444                                         command_depth = cmd_depth;
2445                         } else {
2446                                 command_depth = command_base = cmd_depth;
2447                                 command_flag = true;
2448                         }
2449                         if (command_stack.size() == command_depth + 1)
2450                                 command_stack.push_back(string());
2451                         command_stack[command_depth] = command_name;
2452
2453                         // treat label as a special case for
2454                         // more WYSIWYM handling.
2455                         // This is a hack while paragraphs can't have
2456                         // attributes, like id in this case.
2457                         if (par->isInset(0)) {
2458                                 Inset * inset = par->getInset(0);
2459                                 Inset::Code lyx_code = inset->lyxCode();
2460                                 if (lyx_code == Inset::LABEL_CODE) {
2461                                         command_name += " id=\"";
2462                                         command_name += (static_cast<InsetCommand *>(inset))->getContents();
2463                                         command_name += '"';
2464                                         desc_on = 3;
2465                                 }
2466                         }
2467
2468                         sgml::openTag(ofs, depth + command_depth, false, command_name);
2469
2470                         item_name = c_params.empty() ? "title" : c_params;
2471                         sgml::openTag(ofs, depth + 1 + command_depth, false, item_name);
2472                         break;
2473
2474                 case LATEX_ENVIRONMENT:
2475                 case LATEX_ITEM_ENVIRONMENT:
2476                         if (depth < par->params().depth()) {
2477                                 depth = par->params().depth();
2478                                 environment_stack[depth].erase();
2479                         }
2480
2481                         if (environment_stack[depth] != style->latexname()) {
2482                                 if (environment_stack.size() == depth + 1) {
2483                                         environment_stack.push_back("!-- --");
2484                                         environment_inner.push_back("!-- --");
2485                                 }
2486                                 environment_stack[depth] = style->latexname();
2487                                 environment_inner[depth] = "!-- --";
2488                                 sgml::openTag(ofs, depth + command_depth, false, environment_stack[depth]);
2489                         } else {
2490                                 if (environment_inner[depth] != "!-- --") {
2491                                         item_name= "listitem";
2492                                         sgml::closeTag(ofs, command_depth + depth, false, item_name);
2493                                         if (environment_inner[depth] == "varlistentry")
2494                                                 sgml::closeTag(ofs, depth + command_depth, false, environment_inner[depth]);
2495                                 }
2496                         }
2497
2498                         if (style->latextype == LATEX_ENVIRONMENT) {
2499                                 if (!style->latexparam().empty()) {
2500                                         if (style->latexparam() == "CDATA")
2501                                                 ofs << "<![CDATA[";
2502                                         else
2503                                                 sgml::openTag(ofs, depth + command_depth, false, style->latexparam());
2504                                 }
2505                                 break;
2506                         }
2507
2508                         desc_on = (style->labeltype == LABEL_MANUAL);
2509
2510                         environment_inner[depth] = desc_on ? "varlistentry" : "listitem";
2511                         sgml::openTag(ofs, depth + 1 + command_depth,
2512                                     false, environment_inner[depth]);
2513
2514                         item_name = desc_on ? "term" : "para";
2515                         sgml::openTag(ofs, depth + 1 + command_depth,
2516                                     false, item_name);
2517                         break;
2518                 default:
2519                         sgml::openTag(ofs, depth + command_depth,
2520                                     false, style->latexname());
2521                         break;
2522                 }
2523
2524                 simpleDocBookOnePar(ofs, par, desc_on,
2525                                     depth + 1 + command_depth);
2526                 par = par->next();
2527
2528                 string end_tag;
2529                 // write closing SGML tags
2530                 switch (style->latextype) {
2531                 case LATEX_COMMAND:
2532                         end_tag = c_params.empty() ? "title" : c_params;
2533                         sgml::closeTag(ofs, depth + command_depth,
2534                                      false, end_tag);
2535                         break;
2536                 case LATEX_ENVIRONMENT:
2537                         if (!style->latexparam().empty()) {
2538                                 if (style->latexparam() == "CDATA")
2539                                         ofs << "]]>";
2540                                 else
2541                                         sgml::closeTag(ofs, depth + command_depth, false, style->latexparam());
2542                         }
2543                         break;
2544                 case LATEX_ITEM_ENVIRONMENT:
2545                         if (desc_on == 1) break;
2546                         end_tag = "para";
2547                         sgml::closeTag(ofs, depth + 1 + command_depth, false, end_tag);
2548                         break;
2549                 case LATEX_PARAGRAPH:
2550                         sgml::closeTag(ofs, depth + command_depth, false, style->latexname());
2551                         break;
2552                 default:
2553                         sgml::closeTag(ofs, depth + command_depth, false, style->latexname());
2554                         break;
2555                 }
2556         }
2557
2558         // Close open tags
2559         for (int d = depth; d >= 0; --d) {
2560                 if (!environment_stack[depth].empty()) {
2561                         if (environment_inner[depth] != "!-- --") {
2562                                 item_name = "listitem";
2563                                 sgml::closeTag(ofs, command_depth + depth, false, item_name);
2564                                if (environment_inner[depth] == "varlistentry")
2565                                        sgml::closeTag(ofs, depth + command_depth, false, environment_inner[depth]);
2566                         }
2567
2568                         sgml::closeTag(ofs, depth + command_depth, false, environment_stack[depth]);
2569                 }
2570         }
2571
2572         for (int j = command_depth; j >= 0 ; --j)
2573                 if (!command_stack[j].empty()) {
2574                         sgml::closeTag(ofs, j, false, command_stack[j]);
2575                         ofs << endl;
2576                 }
2577
2578         ofs << "\n\n";
2579         sgml::closeTag(ofs, 0, false, top_element);
2580
2581         ofs.close();
2582         // How to check for successful close
2583
2584         // we want this to be true outside previews (for insetexternal)
2585         niceFile = true;
2586 }
2587
2588
2589 void Buffer::simpleDocBookOnePar(ostream & os,
2590                                  Paragraph * par, int & desc_on,
2591                                  Paragraph::depth_type depth) const
2592 {
2593         bool emph_flag = false;
2594
2595         LyXLayout_ptr const & style = par->layout();
2596
2597         LyXFont font_old = (style->labeltype == LABEL_MANUAL ? style->labelfont : style->font);
2598
2599         int char_line_count = depth;
2600         //if (!style.free_spacing)
2601         //      os << string(depth,' ');
2602
2603         // parsing main loop
2604         for (pos_type i = 0; i < par->size(); ++i) {
2605                 LyXFont font = par->getFont(params, i);
2606
2607                 // handle <emphasis> tag
2608                 if (font_old.emph() != font.emph()) {
2609                         if (font.emph() == LyXFont::ON) {
2610                                 if (style->latexparam() == "CDATA")
2611                                         os << "]]>";
2612                                 os << "<emphasis>";
2613                                 if (style->latexparam() == "CDATA")
2614                                         os << "<![CDATA[";
2615                                 emph_flag = true;
2616                         } else if (i) {
2617                                 if (style->latexparam() == "CDATA")
2618                                         os << "]]>";
2619                                 os << "</emphasis>";
2620                                 if (style->latexparam() == "CDATA")
2621                                         os << "<![CDATA[";
2622                                 emph_flag = false;
2623                         }
2624                 }
2625
2626
2627                 if (par->isInset(i)) {
2628                         Inset * inset = par->getInset(i);
2629                         // don't print the inset in position 0 if desc_on == 3 (label)
2630                         if (i || desc_on != 3) {
2631                                 if (style->latexparam() == "CDATA")
2632                                         os << "]]>";
2633                                 inset->docbook(this, os, false);
2634                                 if (style->latexparam() == "CDATA")
2635                                         os << "<![CDATA[";
2636                         }
2637                 } else {
2638                         char c = par->getChar(i);
2639                         bool ws;
2640                         string str;
2641                         boost::tie(ws, str) = sgml::escapeChar(c);
2642
2643                         if (style->pass_thru) {
2644                                 os << c;
2645                         } else if (style->free_spacing || par->isFreeSpacing() || c != ' ') {
2646                                         os << str;
2647                         } else if (desc_on ==1) {
2648                                 ++char_line_count;
2649                                 os << "\n</term><listitem><para>";
2650                                 desc_on = 2;
2651                         } else {
2652                                 os << ' ';
2653                         }
2654                 }
2655                 font_old = font;
2656         }
2657
2658         if (emph_flag) {
2659                 if (style->latexparam() == "CDATA")
2660                         os << "]]>";
2661                 os << "</emphasis>";
2662                 if (style->latexparam() == "CDATA")
2663                         os << "<![CDATA[";
2664         }
2665
2666         // resets description flag correctly
2667         if (desc_on == 1) {
2668                 // <term> not closed...
2669                 os << "</term>\n<listitem><para>&nbsp;</para>";
2670         }
2671         if (style->free_spacing)
2672                 os << '\n';
2673 }
2674
2675
2676 // chktex should be run with these flags disabled: 3, 22, 25, 30, 38(?)
2677 // Other flags: -wall -v0 -x
2678 int Buffer::runChktex()
2679 {
2680         if (!users->text) return 0;
2681
2682         users->owner()->busy(true);
2683
2684         // get LaTeX-Filename
2685         string const name = getLatexName();
2686         string path = filePath();
2687
2688         string const org_path = path;
2689         if (lyxrc.use_tempdir || !IsDirWriteable(path)) {
2690                 path = tmppath;
2691         }
2692
2693         Path p(path); // path to LaTeX file
2694         users->owner()->message(_("Running chktex..."));
2695
2696         // Remove all error insets
2697         bool const removedErrorInsets = users->removeAutoInsets();
2698
2699         // Generate the LaTeX file if neccessary
2700         makeLaTeXFile(name, org_path, false);
2701
2702         TeXErrors terr;
2703         Chktex chktex(lyxrc.chktex_command, name, filePath());
2704         int res = chktex.run(terr); // run chktex
2705
2706         if (res == -1) {
2707                 Alert::alert(_("chktex did not work!"),
2708                            _("Could not run with file:"), name);
2709         } else if (res > 0) {
2710                 // Insert all errors as errors boxes
2711                 users->insertErrors(terr);
2712         }
2713
2714         // if we removed error insets before we ran chktex or if we inserted
2715         // error insets after we ran chktex, this must be run:
2716         if (removedErrorInsets || res) {
2717 #warning repaint needed here, or do you mean update() ?
2718                 users->repaint();
2719                 users->fitCursor();
2720         }
2721         users->owner()->busy(false);
2722
2723         return res;
2724 }
2725
2726
2727 void Buffer::validate(LaTeXFeatures & features) const
2728 {
2729         LyXTextClass const & tclass = params.getLyXTextClass();
2730
2731         if (params.tracking_changes) {
2732                 features.require("dvipost");
2733                 features.require("color");
2734         }
2735
2736         // AMS Style is at document level
2737         if (params.use_amsmath == BufferParams::AMS_ON
2738             || tclass.provides(LyXTextClass::amsmath))
2739                 features.require("amsmath");
2740
2741         for_each(paragraphs.begin(), paragraphs.end(),
2742                  boost::bind(&Paragraph::validate, _1, boost::ref(features)));
2743
2744         // the bullet shapes are buffer level not paragraph level
2745         // so they are tested here
2746         for (int i = 0; i < 4; ++i) {
2747                 if (params.user_defined_bullets[i] != ITEMIZE_DEFAULTS[i]) {
2748                         int const font = params.user_defined_bullets[i].getFont();
2749                         if (font == 0) {
2750                                 int const c = params
2751                                         .user_defined_bullets[i]
2752                                         .getCharacter();
2753                                 if (c == 16
2754                                    || c == 17
2755                                    || c == 25
2756                                    || c == 26
2757                                    || c == 31) {
2758                                         features.require("latexsym");
2759                                 }
2760                         } else if (font == 1) {
2761                                 features.require("amssymb");
2762                         } else if ((font >= 2 && font <= 5)) {
2763                                 features.require("pifont");
2764                         }
2765                 }
2766         }
2767
2768         if (lyxerr.debugging(Debug::LATEX)) {
2769                 features.showStruct();
2770         }
2771 }
2772
2773
2774 vector<string> const Buffer::getLabelList() const
2775 {
2776         /// if this is a child document and the parent is already loaded
2777         /// Use the parent's list instead  [ale990407]
2778         if (!params.parentname.empty()
2779             && bufferlist.exists(params.parentname)) {
2780                 Buffer const * tmp = bufferlist.getBuffer(params.parentname);
2781                 if (tmp)
2782                         return tmp->getLabelList();
2783         }
2784
2785         vector<string> label_list;
2786         for (inset_iterator it = inset_const_iterator_begin();
2787              it != inset_const_iterator_end(); ++it) {
2788                 vector<string> const l = it->getLabelList();
2789                 label_list.insert(label_list.end(), l.begin(), l.end());
2790         }
2791         return label_list;
2792 }
2793
2794
2795 // This is also a buffer property (ale)
2796 void Buffer::fillWithBibKeys(vector<pair<string, string> > & keys) const
2797 {
2798         /// if this is a child document and the parent is already loaded
2799         /// use the parent's list instead  [ale990412]
2800         if (!params.parentname.empty() && bufferlist.exists(params.parentname)) {
2801                 Buffer const * tmp = bufferlist.getBuffer(params.parentname);
2802                 if (tmp) {
2803                         tmp->fillWithBibKeys(keys);
2804                         return;
2805                 }
2806         }
2807
2808         for (inset_iterator it = inset_const_iterator_begin();
2809                 it != inset_const_iterator_end(); ++it) {
2810                 if (it->lyxCode() == Inset::BIBTEX_CODE)
2811                         static_cast<InsetBibtex &>(*it).fillWithBibKeys(this, keys);
2812                 else if (it->lyxCode() == Inset::INCLUDE_CODE)
2813                         static_cast<InsetInclude &>(*it).fillWithBibKeys(keys);
2814                 else if (it->lyxCode() == Inset::BIBITEM_CODE) {
2815                         InsetBibitem & bib = static_cast<InsetBibitem &>(*it);
2816                         string const key = bib.getContents();
2817                         string const opt = bib.getOptions();
2818                         string const ref; // = pit->asString(this, false);
2819                         string const info = opt + "TheBibliographyRef" + ref;
2820                         keys.push_back(pair<string, string>(key, info));
2821                 }
2822         }
2823 }
2824
2825
2826 bool Buffer::isDepClean(string const & name) const
2827 {
2828         DepClean::const_iterator it = dep_clean_.find(name);
2829         if (it == dep_clean_.end())
2830                 return true;
2831         return it->second;
2832 }
2833
2834
2835 void Buffer::markDepClean(string const & name)
2836 {
2837         dep_clean_[name] = true;
2838 }
2839
2840
2841 bool Buffer::dispatch(string const & command, bool * result)
2842 {
2843         // Split command string into command and argument
2844         string cmd;
2845         string line = ltrim(command);
2846         string const arg = trim(split(line, cmd, ' '));
2847
2848         return dispatch(lyxaction.LookupFunc(cmd), arg, result);
2849 }
2850
2851
2852 bool Buffer::dispatch(int action, string const & argument, bool * result)
2853 {
2854         bool dispatched = true;
2855
2856         switch (action) {
2857                 case LFUN_EXPORT: {
2858                         bool const tmp = Exporter::Export(this, argument, false);
2859                         if (result)
2860                                 *result = tmp;
2861                         break;
2862                 }
2863
2864                 default:
2865                         dispatched = false;
2866         }
2867         return dispatched;
2868 }
2869
2870
2871 void Buffer::resizeInsets(BufferView * bv)
2872 {
2873         /// then remove all LyXText in text-insets
2874         for_each(paragraphs.begin(), paragraphs.end(),
2875                  boost::bind(&Paragraph::resizeInsetsLyXText, _1, bv));
2876 }
2877
2878
2879 void Buffer::redraw()
2880 {
2881 #warning repaint needed here, or do you mean update() ?
2882         users->repaint();
2883         users->fitCursor();
2884 }
2885
2886
2887 void Buffer::changeLanguage(Language const * from, Language const * to)
2888 {
2889
2890         ParIterator end = par_iterator_end();
2891         for (ParIterator it = par_iterator_begin(); it != end; ++it)
2892                 (*it)->changeLanguage(params, from, to);
2893 }
2894
2895
2896 bool Buffer::isMultiLingual()
2897 {
2898         ParIterator end = par_iterator_end();
2899         for (ParIterator it = par_iterator_begin(); it != end; ++it)
2900                 if ((*it)->isMultiLingual(params))
2901                         return true;
2902
2903         return false;
2904 }
2905
2906
2907 void Buffer::inset_iterator::setParagraph()
2908 {
2909         while (pit != pend) {
2910                 it = pit->insetlist.begin();
2911                 if (it != pit->insetlist.end())
2912                         return;
2913                 ++pit;
2914         }
2915 }
2916
2917
2918 Inset * Buffer::getInsetFromID(int id_arg) const
2919 {
2920         for (inset_iterator it = inset_const_iterator_begin();
2921                  it != inset_const_iterator_end(); ++it)
2922         {
2923                 if (it->id() == id_arg)
2924                         return &(*it);
2925                 Inset * in = it->getInsetFromID(id_arg);
2926                 if (in)
2927                         return in;
2928         }
2929         return 0;
2930 }
2931
2932
2933 Paragraph * Buffer::getParFromID(int id) const
2934 {
2935         if (id < 0)
2936                 return 0;
2937
2938         // why should we allow < 0 ??
2939         //lyx::Assert(id >= 0);
2940
2941         ParConstIterator it(par_iterator_begin());
2942         ParConstIterator end(par_iterator_end());
2943
2944         for (; it != end; ++it) {
2945                 // go on then, show me how to remove
2946                 // the cast
2947                 if ((*it)->id() == id) {
2948                         return const_cast<Paragraph*>(*it);
2949                 }
2950         }
2951
2952         return 0;
2953 }
2954
2955
2956 ParIterator Buffer::par_iterator_begin()
2957 {
2958         return ParIterator(&*(paragraphs.begin()));
2959 }
2960
2961
2962 ParIterator Buffer::par_iterator_end()
2963 {
2964         return ParIterator();
2965 }
2966
2967 ParConstIterator Buffer::par_iterator_begin() const
2968 {
2969         return ParConstIterator(&*(paragraphs.begin()));
2970 }
2971
2972
2973 ParConstIterator Buffer::par_iterator_end() const
2974 {
2975         return ParConstIterator();
2976 }
2977
2978
2979
2980 void Buffer::addUser(BufferView * u)
2981 {
2982         users = u;
2983 }
2984
2985
2986 void Buffer::delUser(BufferView *)
2987 {
2988         users = 0;
2989 }
2990
2991
2992 Language const * Buffer::getLanguage() const
2993 {
2994         return params.language;
2995 }
2996
2997
2998 bool Buffer::isClean() const
2999 {
3000         return lyx_clean;
3001 }
3002
3003
3004 bool Buffer::isBakClean() const
3005 {
3006         return bak_clean;
3007 }
3008
3009
3010 void Buffer::markClean() const
3011 {
3012         if (!lyx_clean) {
3013                 lyx_clean = true;
3014                 updateTitles();
3015         }
3016         // if the .lyx file has been saved, we don't need an
3017         // autosave
3018         bak_clean = true;
3019 }
3020
3021
3022 void Buffer::markBakClean()
3023 {
3024         bak_clean = true;
3025 }
3026
3027
3028 void Buffer::setUnnamed(bool flag)
3029 {
3030         unnamed = flag;
3031 }
3032
3033
3034 bool Buffer::isUnnamed()
3035 {
3036         return unnamed;
3037 }
3038
3039
3040 void Buffer::markDirty()
3041 {
3042         if (lyx_clean) {
3043                 lyx_clean = false;
3044                 updateTitles();
3045         }
3046         bak_clean = false;
3047
3048         DepClean::iterator it = dep_clean_.begin();
3049         DepClean::const_iterator const end = dep_clean_.end();
3050
3051         for (; it != end; ++it) {
3052                 it->second = false;
3053         }
3054 }
3055
3056
3057 string const & Buffer::fileName() const
3058 {
3059         return filename_;
3060 }
3061
3062
3063 string const & Buffer::filePath() const
3064 {
3065         return filepath_;
3066 }
3067
3068
3069 bool Buffer::isReadonly() const
3070 {
3071         return read_only;
3072 }
3073
3074
3075 BufferView * Buffer::getUser() const
3076 {
3077         return users;
3078 }
3079
3080
3081 void Buffer::setParentName(string const & name)
3082 {
3083         params.parentname = name;
3084 }
3085
3086
3087 Buffer::inset_iterator::inset_iterator()
3088         : pit(0), pend(0)
3089 {}
3090
3091
3092 Buffer::inset_iterator::inset_iterator(base_type p, base_type e)
3093         : pit(p), pend(e)
3094 {
3095         setParagraph();
3096 }
3097
3098
3099 Buffer::inset_iterator & Buffer::inset_iterator::operator++()
3100 {
3101         if (pit != pend) {
3102                 ++it;
3103                 if (it == pit->insetlist.end()) {
3104                         ++pit;
3105                         setParagraph();
3106                 }
3107         }
3108         return *this;
3109 }
3110
3111
3112 Buffer::inset_iterator Buffer::inset_iterator::operator++(int)
3113 {
3114         inset_iterator tmp = *this;
3115         ++*this;
3116         return tmp;
3117 }
3118
3119
3120 Buffer::inset_iterator::reference Buffer::inset_iterator::operator*()
3121 {
3122         return *it.getInset();
3123 }
3124
3125
3126 Buffer::inset_iterator::pointer Buffer::inset_iterator::operator->()
3127 {
3128         return it.getInset();
3129 }
3130
3131
3132 Paragraph * Buffer::inset_iterator::getPar()
3133 {
3134         return &(*pit);
3135 }
3136
3137
3138 lyx::pos_type Buffer::inset_iterator::getPos() const
3139 {
3140         return it.getPos();
3141 }
3142
3143
3144 bool operator==(Buffer::inset_iterator const & iter1,
3145                 Buffer::inset_iterator const & iter2)
3146 {
3147         return iter1.pit == iter2.pit
3148                 && (iter1.pit == iter1.pend || iter1.it == iter2.it);
3149 }
3150
3151
3152 bool operator!=(Buffer::inset_iterator const & iter1,
3153                 Buffer::inset_iterator const & iter2)
3154 {
3155         return !(iter1 == iter2);
3156 }