src/insets/InsetInclude.cpp

   1 /**
   2  * \file InsetInclude.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Lars Gullik Bjønnes
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "InsetInclude.h"
  14
  15 #include "Buffer.h"
  16 #include "buffer_funcs.h"
  17 #include "BufferList.h"
  18 #include "BufferParams.h"
  19 #include "BufferView.h"
  20 #include "Cursor.h"
  21 #include "debug.h"
  22 #include "DispatchResult.h"
  23 #include "Exporter.h"
  24 #include "FuncRequest.h"
  25 #include "FuncStatus.h"
  26 #include "gettext.h"
  27 #include "LaTeXFeatures.h"
  28 #include "LyX.h"
  29 #include "LyXRC.h"
  30 #include "Lexer.h"
  31 #include "MetricsInfo.h"
  32 #include "OutputParams.h"
  33 #include "TocBackend.h"
  34
  35 #include "frontends/alert.h"
  36 #include "frontends/Painter.h"
  37
  38 #include "graphics/PreviewImage.h"
  39 #include "graphics/PreviewLoader.h"
  40
  41 #include "insets/RenderPreview.h"
  42 #include "insets/InsetListingsParams.h"
  43
  44 #include "support/filetools.h"
  45 #include "support/lstrings.h" // contains
  46 #include "support/lyxalgo.h"
  47 #include "support/lyxlib.h"
  48 #include "support/convert.h"
  49
  50 #include <boost/bind.hpp>
  51 #include <boost/filesystem/operations.hpp>
  52
  53
  54 namespace lyx {
  55
  56 // Implementation is in LyX.cpp
  57 extern void dispatch(FuncRequest const & action);
  58
  59 using support::addName;
  60 using support::absolutePath;
  61 using support::bformat;
  62 using support::changeExtension;
  63 using support::contains;
  64 using support::copy;
  65 using support::DocFileName;
  66 using support::FileName;
  67 using support::getFileContents;
  68 using support::getVectorFromString;
  69 using support::isFileReadable;
  70 using support::isLyXFilename;
  71 using support::isValidLaTeXFilename;
  72 using support::latex_path;
  73 using support::makeAbsPath;
  74 using support::makeDisplayPath;
  75 using support::makeRelPath;
  76 using support::onlyFilename;
  77 using support::onlyPath;
  78 using support::prefixIs;
  79 using support::subst;
  80 using support::sum;
  81
  82 using std::endl;
  83 using std::string;
  84 using std::auto_ptr;
  85 using std::istringstream;
  86 using std::ostream;
  87 using std::ostringstream;
  88 using std::vector;
  89
  90 namespace Alert = frontend::Alert;
  91 namespace fs = boost::filesystem;
  92
  93
  94 namespace {
  95
  96 docstring const uniqueID()
  97 {
  98         static unsigned int seed = 1000;
  99         return "file" + convert<docstring>(++seed);
 100 }
 101
 102
 103 bool isListings(InsetCommandParams const & params)
 104 {
 105         return params.getCmdName() == "lstinputlisting";
 106 }
 107
 108 } // namespace anon
 109
 110
 111 InsetInclude::InsetInclude(InsetCommandParams const & p)
 112         : params_(p), include_label(uniqueID()),
 113           preview_(new RenderMonitoredPreview(this)),
 114           set_label_(false), counter_(0)
 115 {
 116         preview_->fileChanged(boost::bind(&InsetInclude::fileChanged, this));
 117 }
 118
 119
 120 InsetInclude::InsetInclude(InsetInclude const & other)
 121         : Inset(other),
 122           params_(other.params_),
 123           include_label(other.include_label),
 124           preview_(new RenderMonitoredPreview(this)),
 125           set_label_(false), counter_(0)
 126 {
 127         preview_->fileChanged(boost::bind(&InsetInclude::fileChanged, this));
 128 }
 129
 130
 131 InsetInclude::~InsetInclude()
 132 {
 133         InsetIncludeMailer(*this).hideDialog();
 134 }
 135
 136
 137 void InsetInclude::doDispatch(Cursor & cur, FuncRequest & cmd)
 138 {
 139         switch (cmd.action) {
 140
 141         case LFUN_INSET_MODIFY: {
 142                 InsetCommandParams p("include");
 143                 InsetIncludeMailer::string2params(to_utf8(cmd.argument()), p);
 144                 if (!p.getCmdName().empty()) {
 145                         if (isListings(p)){
 146                                 InsetListingsParams par_old(params().getOptions());
 147                                 InsetListingsParams par_new(p.getOptions());
 148                                 if (par_old.getParamValue("label") !=
 149                                     par_new.getParamValue("label")
 150                                     && !par_new.getParamValue("label").empty())
 151                                         cur.bv().buffer()->changeRefsIfUnique(
 152                                                 from_utf8(par_old.getParamValue("label")),
 153                                                 from_utf8(par_new.getParamValue("label")),
 154                                                 Inset::REF_CODE);
 155                         }
 156                         set(p, cur.buffer());
 157                         cur.buffer().updateBibfilesCache();
 158                 } else
 159                         cur.noUpdate();
 160                 break;
 161         }
 162
 163         case LFUN_INSET_DIALOG_UPDATE:
 164                 InsetIncludeMailer(*this).updateDialog(&cur.bv());
 165                 break;
 166
 167         case LFUN_MOUSE_RELEASE:
 168                 if (!cur.selection())
 169                         InsetIncludeMailer(*this).showDialog(&cur.bv());
 170                 break;
 171
 172         default:
 173                 Inset::doDispatch(cur, cmd);
 174                 break;
 175         }
 176 }
 177
 178
 179 bool InsetInclude::getStatus(Cursor & cur, FuncRequest const & cmd,
 180                 FuncStatus & flag) const
 181 {
 182         switch (cmd.action) {
 183
 184         case LFUN_INSET_MODIFY:
 185         case LFUN_INSET_DIALOG_UPDATE:
 186                 flag.enabled(true);
 187                 return true;
 188
 189         default:
 190                 return Inset::getStatus(cur, cmd, flag);
 191         }
 192 }
 193
 194
 195 InsetCommandParams const & InsetInclude::params() const
 196 {
 197         return params_;
 198 }
 199
 200
 201 namespace {
 202
 203 /// the type of inclusion
 204 enum Types {
 205         INCLUDE = 0,
 206         VERB = 1,
 207         INPUT = 2,
 208         VERBAST = 3,
 209         LISTINGS = 4,
 210 };
 211
 212
 213 Types type(InsetCommandParams const & params)
 214 {
 215         string const command_name = params.getCmdName();
 216
 217         if (command_name == "input")
 218                 return INPUT;
 219         if  (command_name == "verbatiminput")
 220                 return VERB;
 221         if  (command_name == "verbatiminput*")
 222                 return VERBAST;
 223         if  (command_name == "lstinputlisting")
 224                 return LISTINGS;
 225         return INCLUDE;
 226 }
 227
 228
 229 bool isVerbatim(InsetCommandParams const & params)
 230 {
 231         string const command_name = params.getCmdName();
 232         return command_name == "verbatiminput" ||
 233                 command_name == "verbatiminput*";
 234 }
 235
 236
 237 bool isInputOrInclude(InsetCommandParams const & params)
 238 {
 239         Types const t = type(params);
 240         return (t == INPUT) || (t == INCLUDE);
 241 }
 242
 243
 244 string const masterFilename(Buffer const & buffer)
 245 {
 246         return buffer.getMasterBuffer()->fileName();
 247 }
 248
 249
 250 string const parentFilename(Buffer const & buffer)
 251 {
 252         return buffer.fileName();
 253 }
 254
 255
 256 FileName const includedFilename(Buffer const & buffer,
 257                               InsetCommandParams const & params)
 258 {
 259         return makeAbsPath(to_utf8(params["filename"]),
 260                            onlyPath(parentFilename(buffer)));
 261 }
 262
 263
 264 void add_preview(RenderMonitoredPreview &, InsetInclude const &, Buffer const &);
 265
 266 } // namespace anon
 267
 268
 269 void InsetInclude::set(InsetCommandParams const & p, Buffer const & buffer)
 270 {
 271         params_ = p;
 272         set_label_ = false;
 273
 274         if (preview_->monitoring())
 275                 preview_->stopMonitoring();
 276
 277         if (type(params_) == INPUT)
 278                 add_preview(*preview_, *this, buffer);
 279 }
 280
 281
 282 auto_ptr<Inset> InsetInclude::doClone() const
 283 {
 284         return auto_ptr<Inset>(new InsetInclude(*this));
 285 }
 286
 287
 288 void InsetInclude::write(Buffer const &, ostream & os) const
 289 {
 290         write(os);
 291 }
 292
 293
 294 void InsetInclude::write(ostream & os) const
 295 {
 296         os << "Include " << to_utf8(params_.getCommand()) << '\n'
 297            << "preview " << convert<string>(params_.preview()) << '\n';
 298 }
 299
 300
 301 void InsetInclude::read(Buffer const &, Lexer & lex)
 302 {
 303         read(lex);
 304 }
 305
 306
 307 void InsetInclude::read(Lexer & lex)
 308 {
 309         if (lex.isOK()) {
 310                 lex.eatLine();
 311                 string const command = lex.getString();
 312                 params_.scanCommand(command);
 313         }
 314         string token;
 315         while (lex.isOK()) {
 316                 lex.next();
 317                 token = lex.getString();
 318                 if (token == "\\end_inset")
 319                         break;
 320                 if (token == "preview") {
 321                         lex.next();
 322                         params_.preview(lex.getBool());
 323                 } else
 324                         lex.printError("Unknown parameter name `$$Token' for command " + params_.getCmdName());
 325         }
 326         if (token != "\\end_inset") {
 327                 lex.printError("Missing \\end_inset at this point. "
 328                                "Read: `$$Token'");
 329         }
 330 }
 331
 332
 333 docstring const InsetInclude::getScreenLabel(Buffer const & buf) const
 334 {
 335         docstring temp;
 336
 337         switch (type(params_)) {
 338                 case INPUT:
 339                         temp += buf.B_("Input");
 340                         break;
 341                 case VERB:
 342                         temp += buf.B_("Verbatim Input");
 343                         break;
 344                 case VERBAST:
 345                         temp += buf.B_("Verbatim Input*");
 346                         break;
 347                 case INCLUDE:
 348                         temp += buf.B_("Include");
 349                         break;
 350                 case LISTINGS: {
 351                         if (counter_ > 0)
 352                                 temp += buf.B_("Program Listing ") + convert<docstring>(counter_);
 353                         else
 354                                 temp += buf.B_("Program Listing");
 355                         break;
 356                 }
 357         }
 358
 359         temp += ": ";
 360
 361         if (params_["filename"].empty())
 362                 temp += "???";
 363         else
 364                 temp += from_utf8(onlyFilename(to_utf8(params_["filename"])));
 365
 366         return temp;
 367 }
 368
 369
 370 namespace {
 371
 372 /// return the child buffer if the file is a LyX doc and is loaded
 373 Buffer * getChildBuffer(Buffer const & buffer, InsetCommandParams const & params)
 374 {
 375         if (isVerbatim(params) || isListings(params))
 376                 return 0;
 377
 378         string const included_file = includedFilename(buffer, params).absFilename();
 379         if (!isLyXFilename(included_file))
 380                 return 0;
 381
 382         Buffer * childBuffer = theBufferList().getBuffer(included_file);
 383
 384         //FIXME RECURSIVE INCLUDES
 385         if (childBuffer == & buffer)
 386                 return 0;
 387         else
 388                 return childBuffer;
 389 }
 390
 391
 392 /// return true if the file is or got loaded.
 393 bool loadIfNeeded(Buffer const & buffer, InsetCommandParams const & params)
 394 {
 395         if (isVerbatim(params) || isListings(params))
 396                 return false;
 397
 398         FileName const included_file = includedFilename(buffer, params);
 399         if (!isLyXFilename(included_file.absFilename()))
 400                 return false;
 401
 402         Buffer * buf = theBufferList().getBuffer(included_file.absFilename());
 403         if (!buf) {
 404                 // the readonly flag can/will be wrong, not anymore I think.
 405                 if (!fs::exists(included_file.toFilesystemEncoding()))
 406                         return false;
 407                 if (use_gui) {
 408                         lyx::dispatch(FuncRequest(LFUN_BUFFER_CHILD_OPEN,
 409                                 included_file.absFilename() + "|true"));
 410                         buf = theBufferList().getBuffer(included_file.absFilename());
 411                 }
 412                 else {
 413                         buf = theBufferList().newBuffer(included_file.absFilename());
 414                         if (!loadLyXFile(buf, included_file)) {
 415                                 //close the buffer we just opened
 416                                 theBufferList().close(buf, false);
 417                                 return false;
 418                         }
 419                 }
 420                 return buf;
 421         }
 422         buf->setParentName(parentFilename(buffer));
 423         return true;
 424 }
 425
 426
 427 } // namespace anon
 428
 429
 430 int InsetInclude::latex(Buffer const & buffer, odocstream & os,
 431                         OutputParams const & runparams) const
 432 {
 433         string incfile(to_utf8(params_["filename"]));
 434
 435         // Do nothing if no file name has been specified
 436         if (incfile.empty())
 437                 return 0;
 438
 439         FileName const included_file(includedFilename(buffer, params_));
 440
 441         //Check we're not trying to include ourselves.
 442         //FIXME RECURSIVE INCLUDE
 443         //This isn't sufficient, as the inclusion could be downstream.
 444         //But it'll have to do for now.
 445         if (isInputOrInclude(params_) &&
 446                 buffer.fileName() == included_file.absFilename())
 447         {
 448                 Alert::error(_("Recursive input"),
 449                                bformat(_("Attempted to include file %1$s in itself! "
 450                                "Ignoring inclusion."), from_utf8(incfile)));
 451                 return 0;
 452         }
 453
 454         Buffer const * const m_buffer = buffer.getMasterBuffer();
 455
 456         // if incfile is relative, make it relative to the master
 457         // buffer directory.
 458         if (!absolutePath(incfile)) {
 459                 // FIXME UNICODE
 460                 incfile = to_utf8(makeRelPath(from_utf8(included_file.absFilename()),
 461                                               from_utf8(m_buffer->filePath())));
 462         }
 463
 464         // write it to a file (so far the complete file)
 465         string const exportfile = changeExtension(incfile, ".tex");
 466         string const mangled =
 467                 DocFileName(changeExtension(included_file.absFilename(),".tex")).
 468                         mangledFilename();
 469         FileName const writefile(makeAbsPath(mangled, m_buffer->temppath()));
 470
 471         if (!runparams.nice)
 472                 incfile = mangled;
 473         else if (!isValidLaTeXFilename(incfile)) {
 474                 frontend::Alert::warning(_("Invalid filename"),
 475                                          _("The following filename is likely to cause trouble "
 476                                            "when running the exported file through LaTeX: ") +
 477                                             from_utf8(incfile));
 478         }
 479         LYXERR(Debug::LATEX) << "incfile:" << incfile << endl;
 480         LYXERR(Debug::LATEX) << "exportfile:" << exportfile << endl;
 481         LYXERR(Debug::LATEX) << "writefile:" << writefile << endl;
 482
 483         if (runparams.inComment || runparams.dryrun) {
 484                 //Don't try to load or copy the file if we're
 485                 //in a comment or doing a dryrun
 486         } else if (isInputOrInclude(params_) &&
 487                  isLyXFilename(included_file.absFilename())) {
 488                 //if it's a LyX file and we're inputting or including,
 489                 //try to load it so we can write the associated latex
 490                 if (!loadIfNeeded(buffer, params_))
 491                         return false;
 492
 493                 Buffer * tmp = theBufferList().getBuffer(included_file.absFilename());
 494
 495                 if (tmp->params().textclass != m_buffer->params().textclass) {
 496                         // FIXME UNICODE
 497                         docstring text = bformat(_("Included file `%1$s'\n"
 498                                                 "has textclass `%2$s'\n"
 499                                                              "while parent file has textclass `%3$s'."),
 500                                               makeDisplayPath(included_file.absFilename()),
 501                                               from_utf8(tmp->params().getTextClass().name()),
 502                                               from_utf8(m_buffer->params().getTextClass().name()));
 503                         Alert::warning(_("Different textclasses"), text);
 504                         //return 0;
 505                 }
 506
 507                 tmp->markDepClean(m_buffer->temppath());
 508
 509 #ifdef WITH_WARNINGS
 510 #warning handle non existing files
 511 #warning Second argument is irrelevant!
 512 // since only_body is true, makeLaTeXFile will not look at second
 513 // argument. Should we set it to string(), or should makeLaTeXFile
 514 // make use of it somehow? (JMarc 20031002)
 515 #endif
 516                 // The included file might be written in a different encoding
 517                 Encoding const * const oldEnc = runparams.encoding;
 518                 runparams.encoding = &tmp->params().encoding();
 519                 tmp->makeLaTeXFile(writefile,
 520                                    onlyPath(masterFilename(buffer)),
 521                                    runparams, false);
 522                 runparams.encoding = oldEnc;
 523         } else {
 524                 // In this case, it's not a LyX file, so we copy the file
 525                 // to the temp dir, so that .aux files etc. are not created
 526                 // in the original dir. Files included by this file will be
 527                 // found via input@path, see ../Buffer.cpp.
 528                 unsigned long const checksum_in  = sum(included_file);
 529                 unsigned long const checksum_out = sum(writefile);
 530
 531                 if (checksum_in != checksum_out) {
 532                         if (!copy(included_file, writefile)) {
 533                                 // FIXME UNICODE
 534                                 LYXERR(Debug::LATEX)
 535                                         << to_utf8(bformat(_("Could not copy the file\n%1$s\n"
 536                                                                   "into the temporary directory."),
 537                                                    from_utf8(included_file.absFilename())))
 538                                         << endl;
 539                                 return 0;
 540                         }
 541                 }
 542         }
 543
 544         string const tex_format = (runparams.flavor == OutputParams::LATEX) ?
 545                         "latex" : "pdflatex";
 546         if (isVerbatim(params_)) {
 547                 incfile = latex_path(incfile);
 548                 // FIXME UNICODE
 549                 os << '\\' << from_ascii(params_.getCmdName()) << '{'
 550                    << from_utf8(incfile) << '}';
 551         } else if (type(params_) == INPUT) {
 552                 runparams.exportdata->addExternalFile(tex_format, writefile,
 553                                                       exportfile);
 554
 555                 // \input wants file with extension (default is .tex)
 556                 if (!isLyXFilename(included_file.absFilename())) {
 557                         incfile = latex_path(incfile);
 558                         // FIXME UNICODE
 559                         os << '\\' << from_ascii(params_.getCmdName())
 560                            << '{' << from_utf8(incfile) << '}';
 561                 } else {
 562                 incfile = changeExtension(incfile, ".tex");
 563                 incfile = latex_path(incfile);
 564                         // FIXME UNICODE
 565                         os << '\\' << from_ascii(params_.getCmdName())
 566                            << '{' << from_utf8(incfile) <<  '}';
 567                 }
 568         } else if (type(params_) == LISTINGS) {
 569                 os << '\\' << from_ascii(params_.getCmdName());
 570                 string opt = params_.getOptions();
 571                 // opt is set in QInclude dialog and should have passed validation.
 572                 InsetListingsParams params(opt);
 573                 if (!params.params().empty())
 574                         os << "[" << from_utf8(params.params()) << "]";
 575                 os << '{'  << from_utf8(incfile) << '}';
 576         } else {
 577                 runparams.exportdata->addExternalFile(tex_format, writefile,
 578                                                       exportfile);
 579
 580                 // \include don't want extension and demands that the
 581                 // file really have .tex
 582                 incfile = changeExtension(incfile, string());
 583                 incfile = latex_path(incfile);
 584                 // FIXME UNICODE
 585                 os << '\\' << from_ascii(params_.getCmdName()) << '{'
 586                    << from_utf8(incfile) << '}';
 587         }
 588
 589         return 0;
 590 }
 591
 592
 593 int InsetInclude::plaintext(Buffer const & buffer, odocstream & os,
 594                             OutputParams const &) const
 595 {
 596         if (isVerbatim(params_) || isListings(params_)) {
 597                 os << '[' << getScreenLabel(buffer) << '\n';
 598                 // FIXME: We don't know the encoding of the file
 599                 docstring const str =
 600                      from_utf8(getFileContents(includedFilename(buffer, params_)));
 601                 os << str;
 602                 os << "\n]";
 603                 return PLAINTEXT_NEWLINE + 1; // one char on a separate line
 604         } else {
 605                 docstring const str = '[' + getScreenLabel(buffer) + ']';
 606                 os << str;
 607                 return str.size();
 608         }
 609 }
 610
 611
 612 int InsetInclude::docbook(Buffer const & buffer, odocstream & os,
 613                           OutputParams const & runparams) const
 614 {
 615         string incfile = to_utf8(params_["filename"]);
 616
 617         // Do nothing if no file name has been specified
 618         if (incfile.empty())
 619                 return 0;
 620
 621         string const included_file = includedFilename(buffer, params_).absFilename();
 622
 623         //Check we're not trying to include ourselves.
 624         //FIXME RECURSIVE INCLUDE
 625         //This isn't sufficient, as the inclusion could be downstream.
 626         //But it'll have to do for now.
 627         if (buffer.fileName() == included_file) {
 628                 Alert::error(_("Recursive input"),
 629                                bformat(_("Attempted to include file %1$s in itself! "
 630                                "Ignoring inclusion."), from_utf8(incfile)));
 631                 return 0;
 632         }
 633
 634         // write it to a file (so far the complete file)
 635         string const exportfile = changeExtension(incfile, ".sgml");
 636         DocFileName writefile(changeExtension(included_file, ".sgml"));
 637
 638         if (loadIfNeeded(buffer, params_)) {
 639                 Buffer * tmp = theBufferList().getBuffer(included_file);
 640
 641                 string const mangled = writefile.mangledFilename();
 642                 writefile = makeAbsPath(mangled,
 643                                         buffer.getMasterBuffer()->temppath());
 644                 if (!runparams.nice)
 645                         incfile = mangled;
 646
 647                 LYXERR(Debug::LATEX) << "incfile:" << incfile << endl;
 648                 LYXERR(Debug::LATEX) << "exportfile:" << exportfile << endl;
 649                 LYXERR(Debug::LATEX) << "writefile:" << writefile << endl;
 650
 651                 tmp->makeDocBookFile(writefile, runparams, true);
 652         }
 653
 654         runparams.exportdata->addExternalFile("docbook", writefile,
 655                                               exportfile);
 656         runparams.exportdata->addExternalFile("docbook-xml", writefile,
 657                                               exportfile);
 658
 659         if (isVerbatim(params_) || isListings(params_)) {
 660                 os << "<inlinegraphic fileref=\""
 661                    << '&' << include_label << ';'
 662                    << "\" format=\"linespecific\">";
 663         } else
 664                 os << '&' << include_label << ';';
 665
 666         return 0;
 667 }
 668
 669
 670 void InsetInclude::validate(LaTeXFeatures & features) const
 671 {
 672         string incfile(to_utf8(params_["filename"]));
 673         string writefile;
 674
 675         Buffer const & buffer = features.buffer();
 676
 677         string const included_file = includedFilename(buffer, params_).absFilename();
 678
 679         if (isLyXFilename(included_file))
 680                 writefile = changeExtension(included_file, ".sgml");
 681         else
 682                 writefile = included_file;
 683
 684         if (!features.runparams().nice && !isVerbatim(params_) && !isListings(params_)) {
 685                 incfile = DocFileName(writefile).mangledFilename();
 686                 writefile = makeAbsPath(incfile,
 687                                         buffer.getMasterBuffer()->temppath()).absFilename();
 688         }
 689
 690         features.includeFile(include_label, writefile);
 691
 692         if (isVerbatim(params_))
 693                 features.require("verbatim");
 694         else if (isListings(params_))
 695                 features.require("listings");
 696
 697         // Here we must do the fun stuff...
 698         // Load the file in the include if it needs
 699         // to be loaded:
 700         if (loadIfNeeded(buffer, params_)) {
 701                 // a file got loaded
 702                 Buffer * const tmp = theBufferList().getBuffer(included_file);
 703                 // make sure the buffer isn't us
 704                 // FIXME RECURSIVE INCLUDES
 705                 // This is not sufficient, as recursive includes could be
 706                 // more than a file away. But it will do for now.
 707                 if (tmp && tmp != & buffer) {
 708                         // We must temporarily change features.buffer,
 709                         // otherwise it would always be the master buffer,
 710                         // and nested includes would not work.
 711                         features.setBuffer(*tmp);
 712                         tmp->validate(features);
 713                         features.setBuffer(buffer);
 714                 }
 715         }
 716 }
 717
 718
 719 void InsetInclude::getLabelList(Buffer const & buffer,
 720                                 std::vector<docstring> & list) const
 721 {
 722         if (isListings(params_)) {
 723                 InsetListingsParams params(params_.getOptions());
 724                 string label = params.getParamValue("label");
 725                 if (!label.empty())
 726                         list.push_back(from_utf8(label));
 727         }
 728         else if (loadIfNeeded(buffer, params_)) {
 729                 string const included_file = includedFilename(buffer, params_).absFilename();
 730                 Buffer * tmp = theBufferList().getBuffer(included_file);
 731                 tmp->setParentName("");
 732                 tmp->getLabelList(list);
 733                 tmp->setParentName(parentFilename(buffer));
 734         }
 735 }
 736
 737
 738 void InsetInclude::fillWithBibKeys(Buffer const & buffer,
 739                 std::vector<std::pair<string, docstring> > & keys) const
 740 {
 741         if (loadIfNeeded(buffer, params_)) {
 742                 string const included_file = includedFilename(buffer, params_).absFilename();
 743                 Buffer * tmp = theBufferList().getBuffer(included_file);
 744                 tmp->setParentName("");
 745                 tmp->fillWithBibKeys(keys);
 746                 tmp->setParentName(parentFilename(buffer));
 747         }
 748 }
 749
 750
 751 void InsetInclude::updateBibfilesCache(Buffer const & buffer)
 752 {
 753         Buffer * const tmp = getChildBuffer(buffer, params_);
 754         if (tmp) {
 755                 tmp->setParentName("");
 756                 tmp->updateBibfilesCache();
 757                 tmp->setParentName(parentFilename(buffer));
 758         }
 759 }
 760
 761
 762 std::vector<FileName> const &
 763 InsetInclude::getBibfilesCache(Buffer const & buffer) const
 764 {
 765         Buffer * const tmp = getChildBuffer(buffer, params_);
 766         if (tmp) {
 767                 tmp->setParentName("");
 768                 std::vector<FileName> const & cache = tmp->getBibfilesCache();
 769                 tmp->setParentName(parentFilename(buffer));
 770                 return cache;
 771         }
 772         static std::vector<FileName> const empty;
 773         return empty;
 774 }
 775
 776
 777 bool InsetInclude::metrics(MetricsInfo & mi, Dimension & dim) const
 778 {
 779         BOOST_ASSERT(mi.base.bv && mi.base.bv->buffer());
 780
 781         bool use_preview = false;
 782         if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
 783                 graphics::PreviewImage const * pimage =
 784                         preview_->getPreviewImage(*mi.base.bv->buffer());
 785                 use_preview = pimage && pimage->image();
 786         }
 787
 788         if (use_preview) {
 789                 preview_->metrics(mi, dim);
 790         } else {
 791                 if (!set_label_) {
 792                         set_label_ = true;
 793                         button_.update(getScreenLabel(*mi.base.bv->buffer()),
 794                                        true);
 795                 }
 796                 button_.metrics(mi, dim);
 797         }
 798
 799         Box b(0, dim.wid, -dim.asc, dim.des);
 800         button_.setBox(b);
 801
 802         bool const changed = dim_ != dim;
 803         dim_ = dim;
 804         return changed;
 805 }
 806
 807
 808 void InsetInclude::draw(PainterInfo & pi, int x, int y) const
 809 {
 810         setPosCache(pi, x, y);
 811
 812         BOOST_ASSERT(pi.base.bv && pi.base.bv->buffer());
 813
 814         bool use_preview = false;
 815         if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
 816                 graphics::PreviewImage const * pimage =
 817                         preview_->getPreviewImage(*pi.base.bv->buffer());
 818                 use_preview = pimage && pimage->image();
 819         }
 820
 821         if (use_preview)
 822                 preview_->draw(pi, x, y);
 823         else
 824                 button_.draw(pi, x, y);
 825 }
 826
 827
 828 Inset::DisplayType InsetInclude::display() const
 829 {
 830         return type(params_) == INPUT ? Inline : AlignCenter;
 831 }
 832
 833
 834
 835 //
 836 // preview stuff
 837 //
 838
 839 void InsetInclude::fileChanged() const
 840 {
 841         Buffer const * const buffer_ptr = LyX::cref().updateInset(this);
 842         if (!buffer_ptr)
 843                 return;
 844
 845         Buffer const & buffer = *buffer_ptr;
 846         preview_->removePreview(buffer);
 847         add_preview(*preview_.get(), *this, buffer);
 848         preview_->startLoading(buffer);
 849 }
 850
 851
 852 namespace {
 853
 854 bool preview_wanted(InsetCommandParams const & params, Buffer const & buffer)
 855 {
 856         FileName const included_file = includedFilename(buffer, params);
 857
 858         return type(params) == INPUT && params.preview() &&
 859                 isFileReadable(included_file);
 860 }
 861
 862
 863 docstring const latex_string(InsetInclude const & inset, Buffer const & buffer)
 864 {
 865         odocstringstream os;
 866         // We don't need to set runparams.encoding since this will be done
 867         // by latex() anyway.
 868         OutputParams runparams(0);
 869         runparams.flavor = OutputParams::LATEX;
 870         inset.latex(buffer, os, runparams);
 871
 872         return os.str();
 873 }
 874
 875
 876 void add_preview(RenderMonitoredPreview & renderer, InsetInclude const & inset,
 877                  Buffer const & buffer)
 878 {
 879         InsetCommandParams const & params = inset.params();
 880         if (RenderPreview::status() != LyXRC::PREVIEW_OFF &&
 881             preview_wanted(params, buffer)) {
 882                 renderer.setAbsFile(includedFilename(buffer, params));
 883                 docstring const snippet = latex_string(inset, buffer);
 884                 renderer.addPreview(snippet, buffer);
 885         }
 886 }
 887
 888 } // namespace anon
 889
 890
 891 void InsetInclude::addPreview(graphics::PreviewLoader & ploader) const
 892 {
 893         Buffer const & buffer = ploader.buffer();
 894         if (preview_wanted(params(), buffer)) {
 895                 preview_->setAbsFile(includedFilename(buffer, params()));
 896                 docstring const snippet = latex_string(*this, buffer);
 897                 preview_->addPreview(snippet, ploader);
 898         }
 899 }
 900
 901
 902 void InsetInclude::addToToc(TocList & toclist, Buffer const & buffer, ParConstIterator const & pit) const
 903 {
 904         if (isListings(params_)) {
 905                 InsetListingsParams params(params_.getOptions());
 906                 string caption = params.getParamValue("caption");
 907                 if (!caption.empty()) {
 908                         Toc & toc = toclist["listing"];
 909                         docstring const str = convert<docstring>(toc.size() + 1)
 910                                 + ". " +  from_utf8(caption);
 911                         // This inset does not have a valid ParConstIterator
 912                         // so it has to use the iterator of its parent paragraph
 913                         toc.push_back(TocItem(pit, 0, str));
 914                 }
 915                 return;
 916         }
 917         Buffer const * const childbuffer = getChildBuffer(buffer, params_);
 918         if (!childbuffer)
 919                 return;
 920
 921         TocList const & childtoclist = childbuffer->tocBackend().tocs();
 922         TocList::const_iterator it = childtoclist.begin();
 923         TocList::const_iterator const end = childtoclist.end();
 924         for(; it != end; ++it)
 925                 toclist[it->first].insert(toclist[it->first].end(),
 926                                 it->second.begin(), it->second.end());
 927 }
 928
 929
 930 void InsetInclude::updateLabels(Buffer const & buffer) const
 931 {
 932         Buffer const * const childbuffer = getChildBuffer(buffer, params_);
 933         if (!childbuffer)
 934                 return;
 935
 936         lyx::updateLabels(*childbuffer, true);
 937 }
 938
 939
 940 void InsetInclude::updateCounter(Counters & counters)
 941 {
 942         if (!isListings(params_))
 943                 return;
 944
 945         InsetListingsParams const par = params_.getOptions();
 946         if (par.getParamValue("caption").empty())
 947                 counter_ = 0;
 948         else {
 949                 counters.step(from_ascii("listing"));
 950                 counter_ = counters.value(from_ascii("listing"));
 951         }
 952 }
 953
 954
 955 string const InsetIncludeMailer::name_("include");
 956
 957 InsetIncludeMailer::InsetIncludeMailer(InsetInclude & inset)
 958         : inset_(inset)
 959 {}
 960
 961
 962 string const InsetIncludeMailer::inset2string(Buffer const &) const
 963 {
 964         return params2string(inset_.params());
 965 }
 966
 967
 968 void InsetIncludeMailer::string2params(string const & in,
 969                                        InsetCommandParams & params)
 970 {
 971         params.clear();
 972         if (in.empty())
 973                 return;
 974
 975         istringstream data(in);
 976         Lexer lex(0,0);
 977         lex.setStream(data);
 978
 979         string name;
 980         lex >> name;
 981         if (!lex || name != name_)
 982                 return print_mailer_error("InsetIncludeMailer", in, 1, name_);
 983
 984         // This is part of the inset proper that is usually swallowed
 985         // by Text::readInset
 986         string id;
 987         lex >> id;
 988         if (!lex || id != "Include")
 989                 return print_mailer_error("InsetIncludeMailer", in, 2, "Include");
 990
 991         InsetInclude inset(params);
 992         inset.read(lex);
 993         params = inset.params();
 994 }
 995
 996
 997 string const
 998 InsetIncludeMailer::params2string(InsetCommandParams const & params)
 999 {
1000         InsetInclude inset(params);
1001         ostringstream data;
1002         data << name_ << ' ';
1003         inset.write(data);
1004         data << "\\end_inset\n";
1005         return data.str();
1006 }
1007
1008
1009 } // namespace lyx