src/insets/insetinclude.C

   1 /**
   2  * \file insetinclude.C
   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_main.h"
  29 #include "lyxrc.h"
  30 #include "lyxlex.h"
  31 #include "metricsinfo.h"
  32 #include "outputparams.h"
  33
  34 #include "frontends/Alert.h"
  35 #include "frontends/Painter.h"
  36
  37 #include "graphics/PreviewImage.h"
  38 #include "graphics/PreviewLoader.h"
  39
  40 #include "insets/render_preview.h"
  41
  42 #include "support/filename.h"
  43 #include "support/filetools.h"
  44 #include "support/lstrings.h" // contains
  45 #include "support/lyxalgo.h"
  46 #include "support/lyxlib.h"
  47 #include "support/convert.h"
  48
  49 #include <boost/bind.hpp>
  50 #include <boost/filesystem/operations.hpp>
  51
  52 #include "support/std_ostream.h"
  53
  54 #include <sstream>
  55
  56
  57 namespace lyx {
  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::FileName;
  66 using support::getFileContents;
  67 using support::isFileReadable;
  68 using support::isLyXFilename;
  69 using support::latex_path;
  70 using support::makeAbsPath;
  71 using support::makeDisplayPath;
  72 using support::makeRelPath;
  73 using support::onlyFilename;
  74 using support::onlyPath;
  75 using support::subst;
  76 using support::sum;
  77
  78 using std::endl;
  79 using std::string;
  80 using std::auto_ptr;
  81 using std::istringstream;
  82 using std::ostream;
  83 using std::ostringstream;
  84
  85 namespace Alert = frontend::Alert;
  86 namespace fs = boost::filesystem;
  87
  88
  89 namespace {
  90
  91 docstring const uniqueID()
  92 {
  93         static unsigned int seed = 1000;
  94         return "file" + convert<docstring>(++seed);
  95 }
  96
  97 } // namespace anon
  98
  99
 100 InsetInclude::InsetInclude(InsetCommandParams const & p)
 101         : params_(p), include_label(uniqueID()),
 102           preview_(new RenderMonitoredPreview(this)),
 103           set_label_(false)
 104 {
 105         preview_->fileChanged(boost::bind(&InsetInclude::fileChanged, this));
 106 }
 107
 108
 109 InsetInclude::InsetInclude(InsetInclude const & other)
 110         : InsetOld(other),
 111           params_(other.params_),
 112           include_label(other.include_label),
 113           preview_(new RenderMonitoredPreview(this)),
 114           set_label_(false)
 115 {
 116         preview_->fileChanged(boost::bind(&InsetInclude::fileChanged, this));
 117 }
 118
 119
 120 InsetInclude::~InsetInclude()
 121 {
 122         InsetIncludeMailer(*this).hideDialog();
 123 }
 124
 125
 126 void InsetInclude::doDispatch(LCursor & cur, FuncRequest & cmd)
 127 {
 128         switch (cmd.action) {
 129
 130         case LFUN_INSET_MODIFY: {
 131                 InsetCommandParams p("include");
 132                 InsetIncludeMailer::string2params(to_utf8(cmd.argument()), p);
 133                 if (!p.getCmdName().empty()) {
 134                         set(p, cur.buffer());
 135                         cur.buffer().updateBibfilesCache();
 136                 } else
 137                         cur.noUpdate();
 138                 break;
 139         }
 140
 141         case LFUN_INSET_DIALOG_UPDATE:
 142                 InsetIncludeMailer(*this).updateDialog(&cur.bv());
 143                 break;
 144
 145         case LFUN_MOUSE_RELEASE:
 146                 InsetIncludeMailer(*this).showDialog(&cur.bv());
 147                 break;
 148
 149         default:
 150                 InsetBase::doDispatch(cur, cmd);
 151                 break;
 152         }
 153 }
 154
 155
 156 bool InsetInclude::getStatus(LCursor & cur, FuncRequest const & cmd,
 157                 FuncStatus & flag) const
 158 {
 159         switch (cmd.action) {
 160
 161         case LFUN_INSET_MODIFY:
 162         case LFUN_INSET_DIALOG_UPDATE:
 163                 flag.enabled(true);
 164                 return true;
 165
 166         default:
 167                 return InsetBase::getStatus(cur, cmd, flag);
 168         }
 169 }
 170
 171
 172 InsetCommandParams const & InsetInclude::params() const
 173 {
 174         return params_;
 175 }
 176
 177
 178 namespace {
 179
 180 /// the type of inclusion
 181 enum Types {
 182         INCLUDE = 0,
 183         VERB = 1,
 184         INPUT = 2,
 185         VERBAST = 3
 186 };
 187
 188
 189 Types type(InsetCommandParams const & params)
 190 {
 191         string const command_name = params.getCmdName();
 192
 193         if (command_name == "input")
 194                 return INPUT;
 195         if  (command_name == "verbatiminput")
 196                 return VERB;
 197         if  (command_name == "verbatiminput*")
 198                 return VERBAST;
 199         return INCLUDE;
 200 }
 201
 202
 203 bool isVerbatim(InsetCommandParams const & params)
 204 {
 205         string const command_name = params.getCmdName();
 206         return command_name == "verbatiminput" ||
 207                 command_name == "verbatiminput*";
 208 }
 209
 210
 211 string const masterFilename(Buffer const & buffer)
 212 {
 213         return buffer.getMasterBuffer()->fileName();
 214 }
 215
 216
 217 string const parentFilename(Buffer const & buffer)
 218 {
 219         return buffer.fileName();
 220 }
 221
 222
 223 string const includedFilename(Buffer const & buffer,
 224                               InsetCommandParams const & params)
 225 {
 226         return makeAbsPath(to_utf8(params["filename"]),
 227                            onlyPath(parentFilename(buffer)));
 228 }
 229
 230
 231 void add_preview(RenderMonitoredPreview &, InsetInclude const &, Buffer const &);
 232
 233 } // namespace anon
 234
 235
 236 void InsetInclude::set(InsetCommandParams const & p, Buffer const & buffer)
 237 {
 238         params_ = p;
 239         set_label_ = false;
 240
 241         if (preview_->monitoring())
 242                 preview_->stopMonitoring();
 243
 244         if (type(params_) == INPUT)
 245                 add_preview(*preview_, *this, buffer);
 246 }
 247
 248
 249 auto_ptr<InsetBase> InsetInclude::doClone() const
 250 {
 251         return auto_ptr<InsetBase>(new InsetInclude(*this));
 252 }
 253
 254
 255 void InsetInclude::write(Buffer const &, ostream & os) const
 256 {
 257         write(os);
 258 }
 259
 260
 261 void InsetInclude::write(ostream & os) const
 262 {
 263         os << "Include " << to_utf8(params_.getCommand()) << '\n'
 264            << "preview " << convert<string>(params_.preview()) << '\n';
 265 }
 266
 267
 268 void InsetInclude::read(Buffer const &, LyXLex & lex)
 269 {
 270         read(lex);
 271 }
 272
 273
 274 void InsetInclude::read(LyXLex & lex)
 275 {
 276         params_.read(lex);
 277 }
 278
 279
 280 docstring const InsetInclude::getScreenLabel(Buffer const &) const
 281 {
 282         docstring temp;
 283
 284         switch (type(params_)) {
 285                 case INPUT:
 286                         temp += _("Input");
 287                         break;
 288                 case VERB:
 289                         temp += _("Verbatim Input");
 290                         break;
 291                 case VERBAST:
 292                         temp += _("Verbatim Input*");
 293                         break;
 294                 case INCLUDE:
 295                         temp += _("Include");
 296                         break;
 297         }
 298
 299         temp += ": ";
 300
 301         if (params_["filename"].empty())
 302                 temp += "???";
 303         else
 304                 // FIXME: We don't know the encoding of the filename
 305                 temp += from_ascii(onlyFilename(to_utf8(params_["filename"])));
 306
 307         return temp;
 308 }
 309
 310
 311 namespace {
 312
 313 /// return the child buffer if the file is a LyX doc and is loaded
 314 Buffer * getChildBuffer(Buffer const & buffer, InsetCommandParams const & params)
 315 {
 316         if (isVerbatim(params))
 317                 return 0;
 318
 319         string const included_file = includedFilename(buffer, params);
 320         if (!isLyXFilename(included_file))
 321                 return 0;
 322
 323         return theBufferList().getBuffer(included_file);
 324 }
 325
 326
 327 /// return true if the file is or got loaded.
 328 bool loadIfNeeded(Buffer const & buffer, InsetCommandParams const & params)
 329 {
 330         if (isVerbatim(params))
 331                 return false;
 332
 333         string const included_file = includedFilename(buffer, params);
 334         if (!isLyXFilename(included_file))
 335                 return false;
 336
 337         Buffer * buf = theBufferList().getBuffer(included_file);
 338         if (!buf) {
 339                 // the readonly flag can/will be wrong, not anymore I think.
 340                 if (!fs::exists(included_file))
 341                         return false;
 342                 buf = theBufferList().newBuffer(included_file);
 343                 if (!loadLyXFile(buf, included_file))
 344                         return false;
 345         }
 346         if (buf)
 347                 buf->setParentName(parentFilename(buffer));
 348         return buf != 0;
 349 }
 350
 351
 352 } // namespace anon
 353
 354
 355 int InsetInclude::latex(Buffer const & buffer, odocstream & os,
 356                         OutputParams const & runparams) const
 357 {
 358         string incfile(to_utf8(params_["filename"]));
 359
 360         // Do nothing if no file name has been specified
 361         if (incfile.empty())
 362                 return 0;
 363
 364         string const included_file = includedFilename(buffer, params_);
 365         Buffer const * const m_buffer = buffer.getMasterBuffer();
 366
 367         // if incfile is relative, make it relative to the master
 368         // buffer directory.
 369         if (!absolutePath(incfile)) {
 370                 incfile = makeRelPath(included_file,
 371                                       m_buffer->filePath());
 372         }
 373
 374         // write it to a file (so far the complete file)
 375         string const exportfile = changeExtension(incfile, ".tex");
 376         string const mangled = FileName(changeExtension(included_file,
 377                                                         ".tex")).mangledFilename();
 378         string const writefile = makeAbsPath(mangled, m_buffer->temppath());
 379
 380         if (!runparams.nice)
 381                 incfile = mangled;
 382         lyxerr[Debug::LATEX] << "incfile:" << incfile << endl;
 383         lyxerr[Debug::LATEX] << "exportfile:" << exportfile << endl;
 384         lyxerr[Debug::LATEX] << "writefile:" << writefile << endl;
 385
 386         if (runparams.inComment || runparams.dryrun)
 387                 // Don't try to load or copy the file
 388                 ;
 389         else if (loadIfNeeded(buffer, params_)) {
 390                 Buffer * tmp = theBufferList().getBuffer(included_file);
 391
 392                 if (tmp->params().textclass != m_buffer->params().textclass) {
 393                         // FIXME UNICODE
 394                         docstring text = bformat(_("Included file `%1$s'\n"
 395                                                 "has textclass `%2$s'\n"
 396                                                              "while parent file has textclass `%3$s'."),
 397                                               makeDisplayPath(included_file),
 398                                               from_utf8(tmp->params().getLyXTextClass().name()),
 399                                               from_utf8(m_buffer->params().getLyXTextClass().name()));
 400                         Alert::warning(_("Different textclasses"), text);
 401                         //return 0;
 402                 }
 403
 404                 tmp->markDepClean(m_buffer->temppath());
 405
 406 #ifdef WITH_WARNINGS
 407 #warning handle non existing files
 408 #warning Second argument is irrelevant!
 409 // since only_body is true, makeLaTeXFile will not look at second
 410 // argument. Should we set it to string(), or should makeLaTeXFile
 411 // make use of it somehow? (JMarc 20031002)
 412 #endif
 413                 tmp->makeLaTeXFile(writefile,
 414                                    onlyPath(masterFilename(buffer)),
 415                                    runparams, false);
 416         } else {
 417                 // Copy the file to the temp dir, so that .aux files etc.
 418                 // are not created in the original dir. Files included by
 419                 // this file will be found via input@path, see ../buffer.C.
 420                 unsigned long const checksum_in  = sum(included_file);
 421                 unsigned long const checksum_out = sum(writefile);
 422
 423                 if (checksum_in != checksum_out) {
 424                         if (!copy(included_file, writefile)) {
 425                                 // FIXME UNICODE
 426                                 lyxerr[Debug::LATEX]
 427                                         << to_utf8(bformat(_("Could not copy the file\n%1$s\n"
 428                                                                   "into the temporary directory."),
 429                                                    from_utf8(included_file)))
 430                                         << endl;
 431                                 return 0;
 432                         }
 433                 }
 434         }
 435
 436         string const tex_format = (runparams.flavor == OutputParams::LATEX) ?
 437                         "latex" : "pdflatex";
 438         if (isVerbatim(params_)) {
 439                 incfile = latex_path(incfile);
 440                 // FIXME UNICODE
 441                 os << '\\' << from_ascii(params_.getCmdName()) << '{'
 442                    << from_utf8(incfile) << '}';
 443         } else if (type(params_) == INPUT) {
 444                 runparams.exportdata->addExternalFile(tex_format, writefile,
 445                                                       exportfile);
 446
 447                 // \input wants file with extension (default is .tex)
 448                 if (!isLyXFilename(included_file)) {
 449                         incfile = latex_path(incfile);
 450                         // FIXME UNICODE
 451                         os << '\\' << from_ascii(params_.getCmdName())
 452                            << '{' << from_utf8(incfile) << '}';
 453                 } else {
 454                 incfile = changeExtension(incfile, ".tex");
 455                 incfile = latex_path(incfile);
 456                         // FIXME UNICODE
 457                         os << '\\' << from_ascii(params_.getCmdName())
 458                            << '{' << from_utf8(incfile) <<  '}';
 459                 }
 460         } else {
 461                 runparams.exportdata->addExternalFile(tex_format, writefile,
 462                                                       exportfile);
 463
 464                 // \include don't want extension and demands that the
 465                 // file really have .tex
 466                 incfile = changeExtension(incfile, string());
 467                 incfile = latex_path(incfile);
 468                 // FIXME UNICODE
 469                 os << '\\' << from_ascii(params_.getCmdName()) << '{'
 470                    << from_utf8(incfile) << '}';
 471         }
 472
 473         return 0;
 474 }
 475
 476
 477 int InsetInclude::plaintext(Buffer const & buffer, odocstream & os,
 478                         OutputParams const &) const
 479 {
 480         if (isVerbatim(params_)) {
 481                 // FIXME: We don't know the encoding of the file
 482                 docstring const str = from_utf8(
 483                         getFileContents(includedFilename(buffer, params_)));
 484                 os << str;
 485                 // Return how many newlines we issued.
 486                 return int(lyx::count(str.begin(), str.end(), '\n'));
 487         }
 488         return 0;
 489 }
 490
 491
 492 int InsetInclude::docbook(Buffer const & buffer, odocstream & os,
 493                           OutputParams const & runparams) const
 494 {
 495         string incfile = to_utf8(params_["filename"]);
 496
 497         // Do nothing if no file name has been specified
 498         if (incfile.empty())
 499                 return 0;
 500
 501         string const included_file = includedFilename(buffer, params_);
 502
 503         // write it to a file (so far the complete file)
 504         string const exportfile = changeExtension(incfile, ".sgml");
 505         string writefile = changeExtension(included_file, ".sgml");
 506
 507         if (loadIfNeeded(buffer, params_)) {
 508                 Buffer * tmp = theBufferList().getBuffer(included_file);
 509
 510                 string const mangled = FileName(writefile).mangledFilename();
 511                 writefile = makeAbsPath(mangled,
 512                                         buffer.getMasterBuffer()->temppath());
 513                 if (!runparams.nice)
 514                         incfile = mangled;
 515
 516                 lyxerr[Debug::LATEX] << "incfile:" << incfile << endl;
 517                 lyxerr[Debug::LATEX] << "exportfile:" << exportfile << endl;
 518                 lyxerr[Debug::LATEX] << "writefile:" << writefile << endl;
 519
 520                 tmp->makeDocBookFile(writefile, runparams, true);
 521         }
 522
 523         runparams.exportdata->addExternalFile("docbook", writefile,
 524                                               exportfile);
 525         runparams.exportdata->addExternalFile("docbook-xml", writefile,
 526                                               exportfile);
 527
 528         // FIXME UNICODE
 529         if (isVerbatim(params_)) {
 530                 os << "<inlinegraphic fileref=\""
 531                    << '&' << include_label << ';'
 532                    << "\" format=\"linespecific\">";
 533         } else
 534                 os << '&' << include_label << ';';
 535
 536         return 0;
 537 }
 538
 539
 540 void InsetInclude::validate(LaTeXFeatures & features) const
 541 {
 542         string incfile(to_utf8(params_["filename"]));
 543         string writefile;
 544
 545         Buffer const & buffer = features.buffer();
 546
 547         string const included_file = includedFilename(buffer, params_);
 548
 549         if (isLyXFilename(included_file))
 550                 writefile = changeExtension(included_file, ".sgml");
 551         else
 552                 writefile = included_file;
 553
 554         if (!features.runparams().nice && !isVerbatim(params_)) {
 555                 incfile = FileName(writefile).mangledFilename();
 556                 writefile = makeAbsPath(incfile,
 557                                         buffer.getMasterBuffer()->temppath());
 558         }
 559
 560         features.includeFile(include_label, writefile);
 561
 562         if (isVerbatim(params_))
 563                 features.require("verbatim");
 564
 565         // Here we must do the fun stuff...
 566         // Load the file in the include if it needs
 567         // to be loaded:
 568         if (loadIfNeeded(buffer, params_)) {
 569                 // a file got loaded
 570                 Buffer * const tmp = theBufferList().getBuffer(included_file);
 571                 if (tmp) {
 572                         // We must temporarily change features.buffer,
 573                         // otherwise it would always be the master buffer,
 574                         // and nested includes would not work.
 575                         features.setBuffer(*tmp);
 576                         tmp->validate(features);
 577                         features.setBuffer(buffer);
 578                 }
 579         }
 580 }
 581
 582
 583 void InsetInclude::getLabelList(Buffer const & buffer,
 584                                 std::vector<docstring> & list) const
 585 {
 586         if (loadIfNeeded(buffer, params_)) {
 587                 string const included_file = includedFilename(buffer, params_);
 588                 Buffer * tmp = theBufferList().getBuffer(included_file);
 589                 tmp->setParentName("");
 590                 tmp->getLabelList(list);
 591                 tmp->setParentName(parentFilename(buffer));
 592         }
 593 }
 594
 595
 596 void InsetInclude::fillWithBibKeys(Buffer const & buffer,
 597                                    std::vector<std::pair<string,string> > & keys) const
 598 {
 599         if (loadIfNeeded(buffer, params_)) {
 600                 string const included_file = includedFilename(buffer, params_);
 601                 Buffer * tmp = theBufferList().getBuffer(included_file);
 602                 tmp->setParentName("");
 603                 tmp->fillWithBibKeys(keys);
 604                 tmp->setParentName(parentFilename(buffer));
 605         }
 606 }
 607
 608
 609 void InsetInclude::updateBibfilesCache(Buffer const & buffer)
 610 {
 611         Buffer * const tmp = getChildBuffer(buffer, params_);
 612         if (tmp) {
 613                 tmp->setParentName("");
 614                 tmp->updateBibfilesCache();
 615                 tmp->setParentName(parentFilename(buffer));
 616         }
 617 }
 618
 619
 620 std::vector<string> const &
 621 InsetInclude::getBibfilesCache(Buffer const & buffer) const
 622 {
 623         Buffer * const tmp = getChildBuffer(buffer, params_);
 624         if (tmp) {
 625                 tmp->setParentName("");
 626                 std::vector<string> const & cache = tmp->getBibfilesCache();
 627                 tmp->setParentName(parentFilename(buffer));
 628                 return cache;
 629         }
 630         static std::vector<string> const empty;
 631         return empty;
 632 }
 633
 634
 635 void InsetInclude::metrics(MetricsInfo & mi, Dimension & dim) const
 636 {
 637         BOOST_ASSERT(mi.base.bv && mi.base.bv->buffer());
 638
 639         bool use_preview = false;
 640         if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
 641                 graphics::PreviewImage const * pimage =
 642                         preview_->getPreviewImage(*mi.base.bv->buffer());
 643                 use_preview = pimage && pimage->image();
 644         }
 645
 646         if (use_preview) {
 647                 preview_->metrics(mi, dim);
 648         } else {
 649                 if (!set_label_) {
 650                         set_label_ = true;
 651                         button_.update(getScreenLabel(*mi.base.bv->buffer()),
 652                                        true);
 653                 }
 654                 button_.metrics(mi, dim);
 655         }
 656
 657         Box b(0, dim.wid, -dim.asc, dim.des);
 658         button_.setBox(b);
 659
 660         dim_ = dim;
 661 }
 662
 663
 664 void InsetInclude::draw(PainterInfo & pi, int x, int y) const
 665 {
 666         setPosCache(pi, x, y);
 667
 668         BOOST_ASSERT(pi.base.bv && pi.base.bv->buffer());
 669
 670         bool use_preview = false;
 671         if (RenderPreview::status() != LyXRC::PREVIEW_OFF) {
 672                 graphics::PreviewImage const * pimage =
 673                         preview_->getPreviewImage(*pi.base.bv->buffer());
 674                 use_preview = pimage && pimage->image();
 675         }
 676
 677         if (use_preview)
 678                 preview_->draw(pi, x, y);
 679         else
 680                 button_.draw(pi, x, y);
 681 }
 682
 683 bool InsetInclude::display() const
 684 {
 685         return type(params_) != INPUT;
 686 }
 687
 688
 689
 690 //
 691 // preview stuff
 692 //
 693
 694 void InsetInclude::fileChanged() const
 695 {
 696         Buffer const * const buffer_ptr = LyX::cref().updateInset(this);
 697         if (!buffer_ptr)
 698                 return;
 699
 700         Buffer const & buffer = *buffer_ptr;
 701         preview_->removePreview(buffer);
 702         add_preview(*preview_.get(), *this, buffer);
 703         preview_->startLoading(buffer);
 704 }
 705
 706
 707 namespace {
 708
 709 bool preview_wanted(InsetCommandParams const & params, Buffer const & buffer)
 710 {
 711         string const included_file = includedFilename(buffer, params);
 712
 713         return type(params) == INPUT && params.preview() &&
 714                 isFileReadable(included_file);
 715 }
 716
 717
 718 docstring const latex_string(InsetInclude const & inset, Buffer const & buffer)
 719 {
 720         odocstringstream os;
 721         OutputParams runparams;
 722         runparams.flavor = OutputParams::LATEX;
 723         inset.latex(buffer, os, runparams);
 724
 725         return os.str();
 726 }
 727
 728
 729 void add_preview(RenderMonitoredPreview & renderer, InsetInclude const & inset,
 730                  Buffer const & buffer)
 731 {
 732         InsetCommandParams const & params = inset.params();
 733         if (RenderPreview::status() != LyXRC::PREVIEW_OFF &&
 734             preview_wanted(params, buffer)) {
 735                 renderer.setAbsFile(includedFilename(buffer, params));
 736                 docstring const snippet = latex_string(inset, buffer);
 737                 renderer.addPreview(snippet, buffer);
 738         }
 739 }
 740
 741 } // namespace anon
 742
 743
 744 void InsetInclude::addPreview(graphics::PreviewLoader & ploader) const
 745 {
 746         Buffer const & buffer = ploader.buffer();
 747         if (preview_wanted(params(), buffer)) {
 748                 preview_->setAbsFile(includedFilename(buffer, params()));
 749                 docstring const snippet = latex_string(*this, buffer);
 750                 preview_->addPreview(snippet, ploader);
 751         }
 752 }
 753
 754
 755 string const InsetIncludeMailer::name_("include");
 756
 757 InsetIncludeMailer::InsetIncludeMailer(InsetInclude & inset)
 758         : inset_(inset)
 759 {}
 760
 761
 762 string const InsetIncludeMailer::inset2string(Buffer const &) const
 763 {
 764         return params2string(inset_.params());
 765 }
 766
 767
 768 void InsetIncludeMailer::string2params(string const & in,
 769                                        InsetCommandParams & params)
 770 {
 771         params.clear();
 772         if (in.empty())
 773                 return;
 774
 775         istringstream data(in);
 776         LyXLex lex(0,0);
 777         lex.setStream(data);
 778
 779         string name;
 780         lex >> name;
 781         if (!lex || name != name_)
 782                 return print_mailer_error("InsetIncludeMailer", in, 1, name_);
 783
 784         // This is part of the inset proper that is usually swallowed
 785         // by LyXText::readInset
 786         string id;
 787         lex >> id;
 788         if (!lex || id != "Include")
 789                 return print_mailer_error("InsetIncludeMailer", in, 2, "Include");
 790
 791         InsetInclude inset(params);
 792         inset.read(lex);
 793         params = inset.params();
 794 }
 795
 796
 797 string const
 798 InsetIncludeMailer::params2string(InsetCommandParams const & params)
 799 {
 800         InsetInclude inset(params);
 801         ostringstream data;
 802         data << name_ << ' ';
 803         inset.write(data);
 804         data << "\\end_inset\n";
 805         return data.str();
 806 }
 807
 808
 809 } // namespace lyx