src/converter.C

   1 /* This file is part of
   2  * ======================================================
   3  *
   4  *           LyX, The Document Processor
   5  *
   6  *           Copyright 1995 Matthias Ettrich
   7  *           Copyright 1995-2000 The LyX Team.
   8  *
   9  * ====================================================== */
  10
  11 #include <config.h>
  12
  13 #ifdef __GNUG__
  14 #pragma implementation
  15 #endif
  16
  17 #include <cctype>
  18
  19 #include "converter.h"
  20 #include "lyxrc.h"
  21 #include "support/syscall.h"
  22 #include "support/path.h"
  23 #include "support/filetools.h"
  24 #include "buffer.h"
  25 #include "bufferview_funcs.h"
  26 #include "LaTeX.h"
  27 #include "LyXView.h"
  28 #include "lyx_gui_misc.h"
  29 #include "lyx_cb.h" // ShowMessage()
  30 #include "support/lyxfunctional.h"
  31 #include "lyxfunc.h"
  32 #include "gettext.h"
  33
  34 using std::vector;
  35 using std::queue;
  36 using std::endl;
  37 using std::fill;
  38 using std::find_if;
  39 using std::reverse;
  40 using std::sort;
  41
  42 namespace {
  43
  44 string const token_from("$$i");
  45 string const token_base("$$b");
  46 string const token_to("$$o");
  47
  48 //////////////////////////////////////////////////////////////////////////////
  49
  50 inline
  51 string const add_options(string const & command, string const & options)
  52 {
  53         string head;
  54         string const tail = split(command, head, ' ');
  55         return head + ' ' + options + ' ' + tail;
  56 }
  57
  58 } // namespace anon
  59
  60 //////////////////////////////////////////////////////////////////////////////
  61
  62 bool Format::dummy() const
  63 {
  64         return extension().empty();
  65 }
  66
  67
  68 bool Format::IsChildFormat() const
  69 {
  70         if (name_.empty())
  71                 return false;
  72         return isdigit(name_[name_.length() - 1]);
  73 }
  74
  75
  76 string const Format::ParentFormat() const
  77 {
  78         return name_.substr(0, name_.length() - 1);
  79 }
  80
  81 //////////////////////////////////////////////////////////////////////////////
  82
  83 // This method should return a reference, and throw an exception
  84 // if the format named name cannot be found (Lgb)
  85 Format const * Formats::GetFormat(string const & name) const
  86 {
  87         FormatList::const_iterator cit =
  88                 find_if(formatlist.begin(), formatlist.end(),
  89                         compare_memfun(&Format::name, name));
  90         if (cit != formatlist.end())
  91                 return &(*cit);
  92         else
  93                 return 0;
  94 }
  95
  96
  97 int Formats::GetNumber(string const & name) const
  98 {
  99         FormatList::const_iterator cit =
 100                 find_if(formatlist.begin(), formatlist.end(),
 101                         compare_memfun(&Format::name, name));
 102         if (cit != formatlist.end())
 103                 return cit - formatlist.begin();
 104         else
 105                 return -1;
 106 }
 107
 108
 109 void Formats::Add(string const & name)
 110 {
 111         if (!GetFormat(name))
 112                 Add(name, name, name, string());
 113 }
 114
 115
 116 void Formats::Add(string const & name, string const & extension,
 117                   string const & prettyname, string const & shortcut)
 118 {
 119         FormatList::iterator it =
 120                 find_if(formatlist.begin(), formatlist.end(),
 121                         compare_memfun(&Format::name, name));
 122         if (it == formatlist.end())
 123                 formatlist.push_back(Format(name, extension, prettyname,
 124                                             shortcut, ""));
 125         else {
 126                 string viewer = it->viewer();
 127                 *it = Format(name, extension, prettyname, shortcut, viewer);
 128         }
 129 }
 130
 131
 132 void Formats::Delete(string const & name)
 133 {
 134         FormatList::iterator it =
 135                 find_if(formatlist.begin(), formatlist.end(),
 136                         compare_memfun(&Format::name, name));
 137         if (it != formatlist.end())
 138                 formatlist.erase(it);
 139 }
 140
 141
 142 void Formats::Sort()
 143 {
 144         sort(formatlist.begin(), formatlist.end());
 145 }
 146
 147
 148 void Formats::SetViewer(string const & name, string const & command)
 149 {
 150         Add(name);
 151         FormatList::iterator it =
 152                 find_if(formatlist.begin(), formatlist.end(),
 153                         compare_memfun(&Format::name, name));
 154         if (it != formatlist.end())
 155                 it->setViewer(command);
 156 }
 157
 158
 159 bool Formats::View(Buffer const * buffer, string const & filename,
 160                    string const & format_name) const
 161 {
 162         if (filename.empty())
 163                 return false;
 164
 165         Format const * format = GetFormat(format_name);
 166         if (format && format->viewer().empty() &&
 167             format->IsChildFormat())
 168                 format = GetFormat(format->ParentFormat());
 169         if (!format || format->viewer().empty()) {
 170                 WriteAlert(_("Can not view file"),
 171                            _("No information for viewing ")
 172                            + PrettyName(format_name));
 173                            return false;
 174         }
 175
 176         string command = format->viewer();
 177
 178         if (format_name == "dvi" &&
 179             !lyxrc.view_dvi_paper_option.empty()) {
 180                 command += " " + lyxrc.view_dvi_paper_option;
 181                 string paper_size = converters.papersize(buffer);
 182                 if (paper_size == "letter")
 183                         paper_size = "us";
 184                 command += " " + paper_size;
 185                 if (buffer->params.orientation
 186                     == BufferParams::ORIENTATION_LANDSCAPE)
 187                         command += 'r';
 188         }
 189
 190         command += " " + QuoteName(OnlyFilename((filename)));
 191
 192         lyxerr << "Executing command: " << command << endl;
 193         ShowMessage(buffer, _("Executing command:"), command);
 194
 195         Path p(OnlyPath(filename));
 196         Systemcalls one;
 197         int const res = one.startscript(Systemcalls::SystemDontWait, command);
 198
 199         if (res) {
 200                 WriteAlert(_("Can not view file"),
 201                            _("Error while executing"),
 202                            command.substr(0, 50));
 203                 return false;
 204         }
 205         return true;
 206 }
 207
 208
 209 string const Formats::PrettyName(string const & name) const
 210 {
 211         Format const * format = GetFormat(name);
 212         if (format)
 213                 return format->prettyname();
 214         else
 215                 return name;
 216 }
 217
 218
 219 string const Formats::Extension(string const & name) const
 220 {
 221         Format const * format = GetFormat(name);
 222         if (format)
 223                 return format->extension();
 224         else
 225                 return name;
 226 }
 227
 228 //////////////////////////////////////////////////////////////////////////////
 229
 230 void Converter::ReadFlags()
 231 {
 232         string flag_list(flags);
 233         while (!flag_list.empty()) {
 234                 string flag_name, flag_value;
 235                 flag_list = split(flag_list, flag_value, ',');
 236                 flag_value = split(flag_value, flag_name, '=');
 237                 if (flag_name == "latex")
 238                         latex = true;
 239                 else if (flag_name == "originaldir")
 240                         original_dir = true;
 241                 else if (flag_name == "needaux")
 242                         need_aux = true;
 243                 else if (flag_name == "resultdir")
 244                         result_dir = (flag_value.empty())
 245                                 ? token_base : flag_value;
 246                 else if (flag_name == "resultfile")
 247                         result_file = flag_value;
 248                 else if (flag_name == "parselog")
 249                         parselog = flag_value;
 250         }
 251         if (!result_dir.empty() && result_file.empty())
 252                 result_file = "index." + formats.Extension(to);
 253         //if (!contains(command, token_from))
 254         //      latex = true;
 255 }
 256
 257
 258 bool operator<(Converter const & a, Converter const & b)
 259 {
 260         int const i = compare_no_case(a.From->prettyname(),
 261                                       b.From->prettyname());
 262         if (i == 0)
 263                 return compare_no_case(a.To->prettyname(), b.To->prettyname())
 264                         < 0;
 265         else
 266                 return i < 0;
 267 }
 268
 269 //////////////////////////////////////////////////////////////////////////////
 270
 271 class compare_Converter {
 272 public:
 273         compare_Converter(string const & f, string const & t)
 274                 : from(f), to(t) {}
 275         bool operator()(Converter const & c) {
 276                 return c.from == from && c.to == to;
 277         }
 278 private:
 279         string const & from;
 280         string const & to;
 281 };
 282
 283
 284 Converter const * Converters::GetConverter(string const & from,
 285                                             string const & to)
 286 {
 287         ConverterList::const_iterator cit =
 288                 find_if(converterlist.begin(), converterlist.end(),
 289                         compare_Converter(from, to));
 290         if (cit != converterlist.end())
 291                 return &(*cit);
 292         else
 293                 return 0;
 294 }
 295
 296
 297 int Converters::GetNumber(string const & from, string const & to)
 298 {
 299         ConverterList::const_iterator cit =
 300                 find_if(converterlist.begin(), converterlist.end(),
 301                         compare_Converter(from, to));
 302         if (cit != converterlist.end())
 303                 return cit - converterlist.begin();
 304         else
 305                 return -1;
 306 }
 307
 308
 309 void Converters::Add(string const & from, string const & to,
 310                      string const & command, string const & flags)
 311 {
 312         formats.Add(from);
 313         formats.Add(to);
 314         ConverterList::iterator it = find_if(converterlist.begin(),
 315                                              converterlist.end(),
 316                                              compare_Converter(from, to));
 317
 318         Converter converter(from, to, command, flags);
 319         if (it != converterlist.end() && !flags.empty() && flags[0] == '*') {
 320                 converter = *it;
 321                 converter.command = command;
 322                 converter.flags = flags;
 323         }
 324         converter.ReadFlags();
 325
 326         if (converter.latex && (latex_command.empty() || to == "dvi"))
 327                 latex_command = subst(command, token_from, "");
 328         // If we have both latex & pdflatex, we set latex_command to latex.
 329         // The latex_command is used to update the .aux file when running
 330         // a converter that uses it.
 331
 332         if (it == converterlist.end())
 333                 converterlist.push_back(converter);
 334         else {
 335                 converter.From = it->From;
 336                 converter.To = it->To;
 337                 *it = converter;
 338         }
 339 }
 340
 341
 342 void Converters::Delete(string const & from, string const & to)
 343 {
 344         ConverterList::iterator it = find_if(converterlist.begin(),
 345                                              converterlist.end(),
 346                                              compare_Converter(from, to));
 347         if (it != converterlist.end())
 348                 converterlist.erase(it);
 349 }
 350
 351
 352 // This method updates the pointers From and To in all the converters.
 353 // The code is not very efficient, but it doesn't matter as the number
 354 // of formats and converters is small.
 355 // Furthermore, this method is called only on startup, or after
 356 // adding/deleting a format in FormPreferences (the latter calls can be
 357 // eliminated if the formats in the Formats class are stored using a map or
 358 // a list (instead of a vector), but this will cause other problems).
 359 void Converters::Update(Formats const & formats)
 360 {
 361         for (ConverterList::iterator it = converterlist.begin();
 362              it != converterlist.end(); ++it) {
 363                 it->From = formats.GetFormat(it->from);
 364                 it->To = formats.GetFormat(it->to);
 365         }
 366 }
 367
 368
 369 // This method updates the pointers From and To in the last converter.
 370 // It is called when adding a new converter in FormPreferences
 371 void Converters::UpdateLast(Formats const & formats)
 372 {
 373         if (converterlist.begin() != converterlist.end()) {
 374                 ConverterList::iterator it = converterlist.end()-1;
 375                 it->From = formats.GetFormat(it->from);
 376                 it->To = formats.GetFormat(it->to);
 377         }
 378 }
 379
 380
 381 void Converters::Sort()
 382 {
 383         sort(converterlist.begin(), converterlist.end());
 384 }
 385
 386
 387 int Converters::BFS_init(string const & start, bool clear_visited)
 388 {
 389         int const s = formats.GetNumber(start);
 390         if (s < 0)
 391                 return s;
 392
 393         Q = queue<int>();
 394         if (clear_visited)
 395                 fill(visited.begin(), visited.end(), false);
 396         if (visited[s] == false) {
 397                 Q.push(s);
 398                 visited[s] = true;
 399         }
 400         return s;
 401 }
 402
 403
 404 vector<Format const *> const
 405 Converters::GetReachableTo(string const & target, bool clear_visited)
 406 {
 407         vector<Format const *> result;
 408         int const s = BFS_init(target, clear_visited);
 409         if (s < 0)
 410                 return result;
 411
 412         while (!Q.empty()) {
 413                 int const i = Q.front();
 414                 Q.pop();
 415                 if (i != s || target != "lyx")
 416                         result.push_back(&formats.Get(i));
 417                 for (vector<int>::iterator it = vertices[i].in_vertices.begin();
 418                      it != vertices[i].in_vertices.end(); ++it)
 419                         if (!visited[*it]) {
 420                                 visited[*it] = true;
 421                                 Q.push(*it);
 422                         }
 423         }
 424
 425         return result;
 426 }
 427
 428
 429 vector<Format const *> const
 430 Converters::GetReachable(string const & from, bool only_viewable,
 431                          bool clear_visited)
 432 {
 433         vector<Format const *> result;
 434
 435         if (BFS_init(from, clear_visited) < 0)
 436                 return result;
 437
 438         while (!Q.empty()) {
 439                 int const i = Q.front();
 440                 Q.pop();
 441                 Format const & format = formats.Get(i);
 442                 if (format.name() == "lyx")
 443                         continue;
 444                 if (!only_viewable || !format.viewer().empty() ||
 445                     format.IsChildFormat())
 446                         result.push_back(&format);
 447                 for (vector<int>::iterator it = vertices[i].out_vertices.begin();
 448                      it != vertices[i].out_vertices.end(); ++it)
 449                         if (!visited[*it]) {
 450                                 visited[*it] = true;
 451                                 Q.push(*it);
 452                         }
 453         }
 454
 455         return result;
 456 }
 457
 458
 459 bool Converters::IsReachable(string const & from, string const & to)
 460 {
 461         if (from == to)
 462                 return true;
 463
 464         int const s = BFS_init(from);
 465         int const t = formats.GetNumber(to);
 466         if (s < 0 || t < 0)
 467                 return false;
 468
 469         while (!Q.empty()) {
 470                 int const i = Q.front();
 471                 Q.pop();
 472                 if (i == t)
 473                         return true;
 474                 for (vector<int>::iterator it = vertices[i].out_vertices.begin();
 475                      it != vertices[i].out_vertices.end(); ++it)
 476                         if (!visited[*it]) {
 477                                 visited[*it] = true;
 478                                 Q.push(*it);
 479                         }
 480         }
 481
 482         return false;
 483 }
 484
 485
 486 Converters::EdgePath const
 487 Converters::GetPath(string const & from, string const & to)
 488 {
 489         EdgePath path;
 490         if (from == to)
 491                 return path;
 492
 493         int const s = BFS_init(from);
 494         int t = formats.GetNumber(to);
 495         if (s < 0 || t < 0)
 496                 return path;
 497
 498         vector<int> prev_edge(formats.size());
 499         vector<int> prev_vertex(formats.size());
 500
 501         bool found = false;
 502         while (!Q.empty()) {
 503                 int const i = Q.front();
 504                 Q.pop();
 505                 if (i == t) {
 506                         found = true;
 507                         break;
 508                 }
 509                 for (vector<int>::iterator it = vertices[i].out_vertices.begin();
 510                      it != vertices[i].out_vertices.end(); ++it)
 511                         if (!visited[*it]) {
 512                                 int const j = *it;
 513                                 visited[j] = true;
 514                                 Q.push(j);
 515                                 int const k = it - vertices[i].out_vertices.begin();
 516                                 prev_edge[j] = vertices[i].out_edges[k];
 517                                 prev_vertex[j] = i;
 518                         }
 519         }
 520         if (!found)
 521                 return path;
 522
 523         while (t != s) {
 524                 path.push_back(prev_edge[t]);
 525                 t = prev_vertex[t];
 526         }
 527         reverse(path.begin(), path.end());
 528         return path;
 529 }
 530
 531
 532 bool Converters::UsePdflatex(EdgePath const & path)
 533 {
 534         for (EdgePath::const_iterator cit = path.begin();
 535              cit != path.end(); ++cit) {
 536                 Converter const & conv = converterlist[*cit];
 537                 if (conv.latex)
 538                         return contains(conv.to, "pdf");
 539         }
 540         return false;
 541 }
 542
 543
 544 bool Converters::Convert(Buffer const * buffer,
 545                          string const & from_file, string const & to_file_base,
 546                          string const & from_format, string const & to_format,
 547                          string & to_file)
 548 {
 549         to_file = ChangeExtension(to_file_base,
 550                                   formats.Extension(to_format));
 551
 552         if (from_format == to_format)
 553                 return Move(from_file, to_file, false);
 554
 555         EdgePath edgepath = GetPath(from_format, to_format);
 556         if (edgepath.empty()) {
 557                 WriteAlert(_("Can not convert file"),
 558                            _("No information for converting from ")
 559                            + formats.PrettyName(from_format) + _(" to ")
 560                            + formats.PrettyName(to_format));
 561                 return false;
 562         }
 563
 564         string path = OnlyPath(from_file);
 565         Path p(path);
 566
 567         bool run_latex = false;
 568         string from_base = ChangeExtension(from_file, "");
 569         string to_base = ChangeExtension(to_file, "");
 570         string infile;
 571         string outfile = from_file;
 572         for (EdgePath::const_iterator cit = edgepath.begin();
 573              cit != edgepath.end(); ++cit) {
 574                 Converter const & conv = converterlist[*cit];
 575                 bool dummy = conv.To->dummy() && conv.to != "program";
 576                 if (!dummy)
 577                         lyxerr << "Converting from  "
 578                                << conv.from << " to " << conv.to << endl;
 579                 infile = outfile;
 580                 outfile = conv.result_dir.empty()
 581                         ? ChangeExtension(from_file, conv.To->extension())
 582                         : AddName(subst(conv.result_dir,
 583                                         token_base, from_base),
 584                                   subst(conv.result_file,
 585                                         token_base, OnlyFilename(from_base)));
 586
 587                 if (conv.latex) {
 588                         run_latex = true;
 589                         string command = subst(conv.command, token_from, "");
 590                         lyxerr << "Running " << command << endl;
 591                         if (!runLaTeX(buffer, command))
 592                                 return false;
 593                 } else {
 594                         if (conv.need_aux && !run_latex
 595                             && !latex_command.empty()) {
 596                                 lyxerr << "Running " << latex_command
 597                                        << " to update aux file"<<  endl;
 598                                 runLaTeX(buffer, latex_command);
 599                         }
 600
 601                         string infile2 = (conv.original_dir)
 602                                 ? infile : MakeRelPath(infile, path);
 603                         string outfile2 = (conv.original_dir)
 604                                 ? outfile : MakeRelPath(outfile, path);
 605
 606                         string command = conv.command;
 607                         command = subst(command, token_from, QuoteName(infile2));
 608                         command = subst(command, token_base, QuoteName(from_base));
 609                         command = subst(command, token_to, QuoteName(outfile2));
 610
 611                         if (!conv.parselog.empty())
 612                                 command += " 2> " + QuoteName(infile2 + ".out");
 613
 614                         if (conv.from == "dvi" && conv.to == "ps")
 615                                 command = add_options(command,
 616                                                       dvips_options(buffer));
 617                         else if (conv.from == "dvi" && prefixIs(conv.to, "pdf"))
 618                                 command = add_options(command,
 619                                                       dvipdfm_options(buffer));
 620
 621                         lyxerr << "Calling " << command << endl;
 622                         if (buffer)
 623                                 ShowMessage(buffer, _("Executing command:"), command);
 624
 625                         Systemcalls::Starttype type = (dummy)
 626                                 ? Systemcalls::SystemDontWait : Systemcalls::System;
 627                         Systemcalls one;
 628                         int res;
 629                         if (conv.original_dir && buffer) {
 630                                 Path p(buffer->filepath);
 631                                 res = one.startscript(type, command);
 632                         } else
 633                                 res = one.startscript(type, command);
 634
 635                         if (!conv.parselog.empty()) {
 636                                 string const logfile =  infile2 + ".log";
 637                                 string const command2 = conv.parselog +
 638                                         " < " + QuoteName(infile2 + ".out") +
 639                                         " > " + QuoteName(logfile);
 640                                 one.startscript(Systemcalls::System, command2);
 641                                 if (!scanLog(buffer, command, logfile))
 642                                         return false;
 643                         }
 644
 645                         if (res) {
 646                                 if (conv.to == "program")
 647                                         WriteAlert(_("There were errors during the Build process."),
 648                                                    _("You should try to fix them."));
 649                                 else
 650                                         WriteAlert(_("Can not convert file"),
 651                                                    "Error while executing",
 652                                                    command.substr(0, 50));
 653                                 return false;
 654                         }
 655                 }
 656         }
 657
 658         Converter const & conv = converterlist[edgepath.back()];
 659         if (conv.To->dummy())
 660                 return true;
 661
 662
 663         if (!conv.result_dir.empty()) {
 664                 to_file = AddName(subst(conv.result_dir, token_base, to_base),
 665                                   subst(conv.result_file,
 666                                         token_base, OnlyFilename(to_base)));
 667                 if (from_base != to_base) {
 668                         string from = subst(conv.result_dir,
 669                                             token_base, from_base);
 670                         string to = subst(conv.result_dir,
 671                                           token_base, to_base);
 672                         if (!lyx::rename(from, to)) {
 673                                 WriteAlert(_("Error while trying to move directory:"),
 674                                            from, ("to ") + to);
 675                                 return false;
 676                         }
 677                 }
 678                 return true;
 679         } else
 680                 return Move(outfile, to_file, conv.latex);
 681 }
 682
 683 // If from = /path/file.ext and to = /path2/file2.ext2 then this method
 684 // moves each /path/file*.ext file to /path2/file2*.ext2'
 685 bool Converters::Move(string const & from, string const & to, bool copy)
 686 {
 687         if (from == to)
 688                 return true;
 689
 690         bool no_errors = true;
 691         string const path = OnlyPath(from);
 692         string const base = OnlyFilename(ChangeExtension(from, ""));
 693         string const to_base = ChangeExtension(to, "");
 694         string const to_extension = GetExtension(to);
 695
 696         vector<string> files = DirList(OnlyPath(from), GetExtension(from));
 697         for (vector<string>::const_iterator it = files.begin();
 698              it != files.end(); ++it)
 699                 if (prefixIs(*it, base)) {
 700                         string from2 = path + *it;
 701                         string to2 = to_base + (*it).substr(base.length());
 702                         to2 = ChangeExtension(to2, to_extension);
 703                         lyxerr << "moving " << from2 << " to " << to2 << endl;
 704                         bool moved = (copy)
 705                                 ? lyx::copy(from2, to2)
 706                                 : lyx::rename(from2, to2);
 707                         if (!moved && no_errors) {
 708                                 WriteAlert(_("Error while trying to move file:"),
 709                                            from2, _("to ") + to2);
 710                                 no_errors = false;
 711                         }
 712                 }
 713         return no_errors;
 714 }
 715
 716 bool Converters::Convert(Buffer const * buffer,
 717                         string const & from_file, string const & to_file_base,
 718                         string const & from_format, string const & to_format)
 719 {
 720         string to_file;
 721         return Convert(buffer, from_file, to_file_base, from_format, to_format,
 722                        to_file);
 723 }
 724
 725
 726
 727 void Converters::BuildGraph()
 728 {
 729         vertices = vector<Vertex>(formats.size());
 730         visited.resize(formats.size());
 731
 732         for (ConverterList::iterator it = converterlist.begin();
 733              it != converterlist.end(); ++it) {
 734                 int const s = formats.GetNumber(it->from);
 735                 int const t = formats.GetNumber(it->to);
 736                 vertices[t].in_vertices.push_back(s);
 737                 vertices[s].out_vertices.push_back(t);
 738                 vertices[s].out_edges.push_back(it - converterlist.begin());
 739         }
 740 }
 741
 742
 743 bool Converters::FormatIsUsed(string const & format)
 744 {
 745         for (ConverterList::const_iterator cit = converterlist.begin();
 746             cit != converterlist.end(); ++cit)
 747                 if (cit->from == format || cit->to == format)
 748                         return true;
 749         return false;
 750 }
 751
 752
 753 bool Converters::scanLog(Buffer const * buffer, string const & command,
 754                         string const & filename)
 755 {
 756         if (!buffer)
 757                 return false;
 758
 759         BufferView * bv = buffer->getUser();
 760         bool need_redraw = false;
 761         if (bv) {
 762                 ProhibitInput(bv);
 763                 // Remove all error insets
 764                 need_redraw = bv->removeAutoInsets();
 765         }
 766
 767         LaTeX latex("", filename, "");
 768         TeXErrors terr;
 769         int result = latex.scanLogFile(terr);
 770         if (bv) {
 771                 if ((result & LaTeX::ERRORS)) {
 772                         // Insert all errors as errors boxes
 773                         bv->insertErrors(terr);
 774                         need_redraw = true;
 775                 }
 776                 if (need_redraw) {
 777                         bv->redraw();
 778                         bv->fitCursor(bv->text);
 779                 }
 780                 AllowInput(bv);
 781         }
 782
 783         if ((result & LaTeX::ERRORS)) {
 784                 int num_errors = latex.getNumErrors();
 785                 string s;
 786                 string t;
 787                 if (num_errors == 1) {
 788                         s = _("One error detected");
 789                         t = _("You should try to fix it.");
 790                 } else {
 791                         s = tostr(num_errors);
 792                         s += _(" errors detected.");
 793                         t = _("You should try to fix them.");
 794                 }
 795                 string head;
 796                 split(command, head, ' ');
 797                 WriteAlert(_("There were errors during running of ") + head,
 798                            s, t);
 799                 return false;
 800         } else if (result & LaTeX::NO_OUTPUT) {
 801                 string const s = _("The operation resulted in");
 802                 string const t = _("an empty file.");
 803                 WriteAlert(_("Resulting file is empty"), s, t);
 804                 return false;
 805         }
 806         return true;
 807 }
 808
 809
 810 bool Converters::runLaTeX(Buffer const * buffer, string const & command)
 811 {
 812         if (!buffer)
 813                 return false;
 814
 815         BufferView * bv = buffer->getUser();
 816         string name = buffer->getLatexName();
 817         bool need_redraw = false;
 818
 819         if (bv) {
 820                 ProhibitInput(bv);
 821                 bv->owner()->getLyXFunc()->Dispatch(LFUN_MESSAGE,
 822                                                     _("Running LaTeX..."));
 823                 // Remove all error insets
 824                 need_redraw = bv->removeAutoInsets();
 825         }
 826
 827
 828         // do the LaTex run(s)
 829         TeXErrors terr;
 830         LaTeX latex(command, name, buffer->filepath);
 831         int result = latex.run(terr,
 832                                bv ? bv->owner()->getLyXFunc() : 0);
 833
 834
 835         if (bv) {
 836                 if ((result & LaTeX::ERRORS)) {
 837                         // Insert all errors as errors boxes
 838                         bv->insertErrors(terr);
 839                         need_redraw = true;
 840                 }
 841
 842                 // if we removed error insets before we ran LaTeX or if we inserted
 843                 // error insets after we ran LaTeX this must be run:
 844                 if (need_redraw) {
 845                         bv->redraw();
 846                         bv->fitCursor(bv->text);
 847                 }
 848         }
 849
 850         // check return value from latex.run().
 851         if ((result & LaTeX::NO_LOGFILE)) {
 852                 WriteAlert(_("LaTeX did not work!"),
 853                            _("Missing log file:"), name);
 854         } else if ((result & LaTeX::ERRORS)) {
 855                 int num_errors = latex.getNumErrors();
 856                 string s;
 857                 string t;
 858                 if (num_errors == 1) {
 859                         s = _("One error detected");
 860                         t = _("You should try to fix it.");
 861                 } else {
 862                         s = tostr(num_errors);
 863                         s += _(" errors detected.");
 864                         t = _("You should try to fix them.");
 865                 }
 866                 WriteAlert(_("There were errors during the LaTeX run."),
 867                            s, t);
 868         }  else if (result & LaTeX::NO_OUTPUT) {
 869                 string const s = _("The operation resulted in");
 870                 string const t = _("an empty file.");
 871                 WriteAlert(_("Resulting file is empty"), s, t);
 872         }
 873
 874         if (bv)
 875                 AllowInput(bv);
 876
 877         int const ERROR_MASK =
 878                         LaTeX::NO_LOGFILE |
 879                         LaTeX::ERRORS |
 880                         LaTeX::NO_OUTPUT;
 881
 882         return (result & ERROR_MASK) == 0;
 883
 884 }
 885
 886
 887 string const Converters::papersize(Buffer const * buffer)
 888 {
 889         char real_papersize = buffer->params.papersize;
 890         if (real_papersize == BufferParams::PAPER_DEFAULT)
 891                 real_papersize = lyxrc.default_papersize;
 892
 893         switch (real_papersize) {
 894         case BufferParams::PAPER_A3PAPER:
 895                 return "a3";
 896         case BufferParams::PAPER_A4PAPER:
 897                 return "a4";
 898         case BufferParams::PAPER_A5PAPER:
 899                 return "a5";
 900         case BufferParams::PAPER_B5PAPER:
 901                 return "b5";
 902         case BufferParams::PAPER_EXECUTIVEPAPER:
 903                 return "foolscap";
 904         case BufferParams::PAPER_LEGALPAPER:
 905                 return "legal";
 906         case BufferParams::PAPER_USLETTER:
 907         default:
 908                 return "letter";
 909         }
 910 }
 911
 912
 913 string const Converters::dvips_options(Buffer const * buffer)
 914 {
 915         string result;
 916         if (!buffer)
 917                 return result;
 918
 919         if (buffer->params.use_geometry
 920             && buffer->params.papersize2 == BufferParams::VM_PAPER_CUSTOM
 921             && !lyxrc.print_paper_dimension_flag.empty()
 922             && !buffer->params.paperwidth.empty()
 923             && !buffer->params.paperheight.empty()) {
 924                 // using a custom papersize
 925                 result = lyxrc.print_paper_dimension_flag;
 926                 result += ' ' + buffer->params.paperwidth;
 927                 result += ',' + buffer->params.paperheight;
 928         } else {
 929                 string paper_option = papersize(buffer);
 930                 if (paper_option != "letter" ||
 931                     buffer->params.orientation != BufferParams::ORIENTATION_LANDSCAPE) {
 932                         // dvips won't accept -t letter -t landscape.  In all other
 933                         // cases, include the paper size explicitly.
 934                         result = lyxrc.print_paper_flag;
 935                         result += ' ' + paper_option;
 936                 }
 937         }
 938         if (buffer->params.orientation == BufferParams::ORIENTATION_LANDSCAPE &&
 939             buffer->params.papersize2 != BufferParams::VM_PAPER_CUSTOM)
 940                 result += ' ' + lyxrc.print_landscape_flag;
 941         return result;
 942 }
 943
 944
 945 string const Converters::dvipdfm_options(Buffer const * buffer)
 946 {
 947         string result;
 948         if (!buffer)
 949                 return result;
 950
 951         if (buffer->params.papersize2 != BufferParams::VM_PAPER_CUSTOM) {
 952                 string paper_size = papersize(buffer);
 953                 if (paper_size != "b5" && paper_size != "foolscap")
 954                         result = "-p "+ paper_size;
 955
 956                 if (buffer->params.orientation == BufferParams::ORIENTATION_LANDSCAPE)
 957                         result += " -l";
 958         }
 959
 960         return result;
 961 }
 962
 963
 964 vector<Converters::Vertex> Converters::vertices;
 965
 966
 967 /// The global instance
 968 Formats formats;
 969 Converters converters;
 970
 971 // The global copy after reading lyxrc.defaults
 972 Formats system_formats;
 973 Converters system_converters;