src/factory.cpp

   1 /**
   2  * \file factory.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author André Pönitz
   7  *
   8  * Full author contact details are available in file CREDITS.
   9  */
  10
  11 #include <config.h>
  12
  13 #include "factory.h"
  14
  15 #include "Buffer.h"
  16 #include "BufferParams.h"
  17 #include "FloatList.h"
  18 #include "FuncRequest.h"
  19 #include "Lexer.h"
  20 #include "LyX.h"
  21 #include "TextClass.h"
  22
  23 #include "insets/InsetBibitem.h"
  24 #include "insets/InsetBibtex.h"
  25 #include "insets/InsetCaption.h"
  26 #include "insets/InsetCitation.h"
  27 #include "insets/InsetFlex.h"
  28 #include "insets/InsetERT.h"
  29 #include "insets/InsetListings.h"
  30 #include "insets/InsetExternal.h"
  31 #include "insets/InsetFloat.h"
  32 #include "insets/InsetFloatList.h"
  33 #include "insets/InsetFoot.h"
  34 #include "insets/InsetGraphics.h"
  35 #include "insets/InsetInclude.h"
  36 #include "insets/InsetIndex.h"
  37 #include "insets/InsetInfo.h"
  38 #include "insets/InsetNomencl.h"
  39 #include "insets/InsetLabel.h"
  40 #include "insets/InsetLine.h"
  41 #include "insets/InsetMarginal.h"
  42 #include "insets/InsetNewline.h"
  43 #include "insets/InsetNewpage.h"
  44 #include "insets/InsetNote.h"
  45 #include "insets/InsetBox.h"
  46 #include "insets/InsetBranch.h"
  47 #include "insets/InsetPhantom.h"
  48 #include "insets/InsetOptArg.h"
  49 #include "insets/InsetNewpage.h"
  50 #include "insets/InsetRef.h"
  51 #include "insets/InsetSpace.h"
  52 #include "insets/InsetTabular.h"
  53 #include "insets/InsetTOC.h"
  54 #include "insets/InsetHyperlink.h"
  55 #include "insets/InsetVSpace.h"
  56 #include "insets/InsetWrap.h"
  57
  58 #include "mathed/MathMacroTemplate.h"
  59 #include "mathed/InsetMathHull.h"
  60
  61 #include "frontends/alert.h"
  62
  63 #include "support/debug.h"
  64 #include "support/lstrings.h"
  65 #include "support/ExceptionMessage.h"
  66
  67 #include "support/lassert.h"
  68
  69 #include <sstream>
  70
  71 using namespace std;
  72 using namespace lyx::support;
  73
  74 namespace lyx {
  75
  76 namespace Alert = frontend::Alert;
  77
  78
  79 Inset * createInsetHelper(Buffer & buf, FuncRequest const & cmd)
  80 {
  81         BufferParams const & params = buf.params();
  82
  83         try {
  84
  85                 switch (cmd.action) {
  86
  87                 case LFUN_LINE_INSERT:
  88                         return new InsetLine;
  89
  90                 case LFUN_NEWPAGE_INSERT: {
  91                         string const name = cmd.getArg(0);
  92                         InsetNewpageParams inp;
  93                         if (name.empty() || name == "newpage")
  94                                 inp.kind = InsetNewpageParams::NEWPAGE;
  95                         else if (name == "pagebreak")
  96                                 inp.kind = InsetNewpageParams::PAGEBREAK;
  97                         else if (name == "clearpage")
  98                                 inp.kind = InsetNewpageParams::CLEARPAGE;
  99                         else if (name == "cleardoublepage")
 100                                 inp.kind = InsetNewpageParams::CLEARDOUBLEPAGE;
 101                         return new InsetNewpage(inp);
 102                 }
 103
 104                 case LFUN_FLEX_INSERT: {
 105                         string s = cmd.getArg(0);
 106                         return new InsetFlex(buf, s);
 107                 }
 108
 109                 case LFUN_NOTE_INSERT: {
 110                         string arg = cmd.getArg(0);
 111                         if (arg.empty())
 112                                 arg = "Note";
 113                         return new InsetNote(buf, arg);
 114                 }
 115
 116                 case LFUN_BOX_INSERT: {
 117                         string arg = cmd.getArg(0);
 118                         if (arg.empty())
 119                                 arg = "Boxed";
 120                         return new InsetBox(buf, arg);
 121                 }
 122
 123                 case LFUN_BRANCH_INSERT: {
 124                         docstring arg = cmd.argument();
 125                         if (arg.empty())
 126                                 arg = from_ascii("none");
 127                         return new InsetBranch(buf, InsetBranchParams(arg));
 128                 }
 129
 130                 case LFUN_PHANTOM_INSERT: {
 131                         string arg = cmd.getArg(0);
 132                         if (arg.empty())
 133                                 arg = "Phantom";
 134                         return new InsetPhantom(buf, arg);
 135                 }
 136
 137                 case LFUN_ERT_INSERT:
 138                         return new InsetERT(buf);
 139
 140                 case LFUN_LISTING_INSERT:
 141                         return new InsetListings(buf);
 142
 143                 case LFUN_FOOTNOTE_INSERT:
 144                         return new InsetFoot(buf);
 145
 146                 case LFUN_MARGINALNOTE_INSERT:
 147                         return new InsetMarginal(buf);
 148
 149                 case LFUN_OPTIONAL_INSERT:
 150                         return new InsetOptArg(buf);
 151
 152                 case LFUN_FLOAT_INSERT: {
 153                         // check if the float type exists
 154                         string const argument = to_utf8(cmd.argument());
 155                         if (buf.params().documentClass().floats().typeExist(argument))
 156                                 return new InsetFloat(buf, argument);
 157                         lyxerr << "Non-existent float type: " << argument << endl;
 158                 }
 159
 160                 case LFUN_FLOAT_WIDE_INSERT: {
 161                         // check if the float type exists
 162                         string const argument = to_utf8(cmd.argument());
 163                         if (params.documentClass().floats().typeExist(argument)) {
 164                                 auto_ptr<InsetFloat> p(new InsetFloat(buf, argument));
 165                                 p->setWide(true, params);
 166                                 return p.release();
 167                         }
 168                         lyxerr << "Non-existent float type: " << argument << endl;
 169                         return 0;
 170                 }
 171
 172                 case LFUN_WRAP_INSERT: {
 173                         string const argument = to_utf8(cmd.argument());
 174                         if (argument == "figure" || argument == "table")
 175                                 return new InsetWrap(buf, argument);
 176                         lyxerr << "Non-existent wrapfig type: " << argument << endl;
 177                         return 0;
 178                 }
 179
 180                 case LFUN_INDEX_INSERT:
 181                         return new InsetIndex(buf);
 182
 183                 case LFUN_NOMENCL_INSERT: {
 184                         InsetCommandParams icp(NOMENCL_CODE);
 185                         icp["symbol"] = cmd.argument();
 186                         return new InsetNomencl(icp);
 187                 }
 188
 189                 case LFUN_TABULAR_INSERT: {
 190                         if (cmd.argument().empty())
 191                                 return 0;
 192                         istringstream ss(to_utf8(cmd.argument()));
 193                         int r = 0, c = 0;
 194                         ss >> r >> c;
 195                         if (r <= 0)
 196                                 r = 2;
 197                         if (c <= 0)
 198                                 c = 2;
 199                         return new InsetTabular(buf, r, c);
 200                 }
 201
 202                 case LFUN_CAPTION_INSERT:
 203                         return new InsetCaption(buf);
 204
 205                 case LFUN_INDEX_PRINT:
 206                         return new InsetPrintIndex(InsetCommandParams(INDEX_PRINT_CODE));
 207
 208                 case LFUN_NOMENCL_PRINT:
 209                         return new InsetPrintNomencl(InsetCommandParams(NOMENCL_PRINT_CODE));
 210
 211                 case LFUN_TOC_INSERT:
 212                         return new InsetTOC(InsetCommandParams(TOC_CODE));
 213
 214                 case LFUN_INFO_INSERT: {
 215                         InsetInfo * inset = new InsetInfo(buf, to_utf8(cmd.argument()));
 216                         inset->updateInfo();
 217                         return inset;
 218                 }
 219
 220                 case LFUN_INSET_INSERT: {
 221                         string const name = cmd.getArg(0);
 222                         InsetCode code = insetCode(name);
 223                         switch (code) {
 224                         case NO_CODE:
 225                                 lyxerr << "No such inset '" << name << "'.";
 226                                 return 0;
 227
 228                         case BIBITEM_CODE: {
 229                                 InsetCommandParams icp(code);
 230                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 231                                 return new InsetBibitem(buf, icp);
 232                         }
 233
 234                         case BIBTEX_CODE: {
 235                                 InsetCommandParams icp(code);
 236                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 237                                 return new InsetBibtex(buf, icp);
 238                         }
 239
 240                         case CITE_CODE: {
 241                                 InsetCommandParams icp(code);
 242                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 243                                 return new InsetCitation(icp);
 244                         }
 245
 246                         case ERT_CODE: {
 247                                 return new InsetERT(buf,
 248                                         InsetERT::string2params(to_utf8(cmd.argument())));
 249                         }
 250
 251                         case LISTINGS_CODE: {
 252                                 InsetListingsParams par;
 253                                 InsetListings::string2params(to_utf8(cmd.argument()), par);
 254                                 return new InsetListings(buf, par);
 255                         }
 256
 257                         case EXTERNAL_CODE: {
 258                                 InsetExternalParams iep;
 259                                 InsetExternal::string2params(to_utf8(cmd.argument()), buf, iep);
 260                                 auto_ptr<InsetExternal> inset(new InsetExternal(buf));
 261                                 inset->setBuffer(buf);
 262                                 inset->setParams(iep);
 263                                 return inset.release();
 264                         }
 265
 266                         case GRAPHICS_CODE: {
 267                                 InsetGraphicsParams igp;
 268                                 InsetGraphics::string2params(to_utf8(cmd.argument()), buf, igp);
 269                                 auto_ptr<InsetGraphics> inset(new InsetGraphics(buf));
 270                                 inset->setParams(igp);
 271                                 return inset.release();
 272                         }
 273
 274                         case HYPERLINK_CODE: {
 275                                 InsetCommandParams icp(code);
 276                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 277                                 return new InsetHyperlink(icp);
 278                         }
 279
 280                         case INCLUDE_CODE: {
 281                                 InsetCommandParams icp(code);
 282                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 283                                 return new InsetInclude(icp);
 284                         }
 285
 286                         case INDEX_CODE:
 287                                 return new InsetIndex(buf);
 288
 289                         case NOMENCL_CODE: {
 290                                 InsetCommandParams icp(code);
 291                                 InsetCommand::string2params(name, lyx::to_utf8(cmd.argument()), icp);
 292                                 return new InsetNomencl(icp);
 293                         }
 294
 295                         case LABEL_CODE: {
 296                                 InsetCommandParams icp(code);
 297                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 298                                 return new InsetLabel(icp);
 299                         }
 300
 301                         case REF_CODE: {
 302                                 InsetCommandParams icp(code);
 303                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 304                                 return new InsetRef(buf, icp);
 305                         }
 306
 307                         case SPACE_CODE: {
 308                                 InsetSpaceParams isp;
 309                                 InsetSpace::string2params(to_utf8(cmd.argument()), isp);
 310                                 return new InsetSpace(isp);
 311                         }
 312
 313                         case TOC_CODE: {
 314                                 InsetCommandParams icp(code);
 315                                 InsetCommand::string2params(name, to_utf8(cmd.argument()), icp);
 316                                 return new InsetTOC(icp);
 317                         }
 318
 319                         case VSPACE_CODE: {
 320                                 VSpace vspace;
 321                                 InsetVSpace::string2params(to_utf8(cmd.argument()), vspace);
 322                                 return new InsetVSpace(vspace);
 323                         }
 324
 325                         default:
 326                                 lyxerr << "Inset '" << name << "' not permitted with LFUN_INSET_INSERT."
 327                                                 << endl;
 328                                 return 0;
 329
 330                         }
 331                 } //end LFUN_INSET_INSERT
 332
 333                 case LFUN_SPACE_INSERT: {
 334                         string const name = cmd.getArg(0);
 335                         string const len = cmd.getArg(1);
 336                         if (name.empty()) {
 337                                 lyxerr << "LyX function 'space-insert' needs an argument." << endl;
 338                                 break;
 339                         }
 340                         InsetSpaceParams isp;
 341                         // The tests for isp.math might be disabled after a file format change
 342                         if (name == "normal")
 343                                 isp.kind = InsetSpaceParams::NORMAL;
 344                         else if (name == "protected")
 345                                 isp.kind = InsetSpaceParams::PROTECTED;
 346                         else if (name == "thin")
 347                                 isp.kind = InsetSpaceParams::THIN;
 348                         else if (isp.math && name == "med")
 349                                 isp.kind = InsetSpaceParams::MEDIUM;
 350                         else if (isp.math && name == "thick")
 351                                 isp.kind = InsetSpaceParams::THICK;
 352                         else if (name == "quad")
 353                                 isp.kind = InsetSpaceParams::QUAD;
 354                         else if (name == "qquad")
 355                                 isp.kind = InsetSpaceParams::QQUAD;
 356                         else if (name == "enspace")
 357                                 isp.kind = InsetSpaceParams::ENSPACE;
 358                         else if (name == "enskip")
 359                                 isp.kind = InsetSpaceParams::ENSKIP;
 360                         else if (name == "negthinspace")
 361                                 isp.kind = InsetSpaceParams::NEGTHIN;
 362                         else if (isp.math && name == "negmedspace")
 363                                 isp.kind = InsetSpaceParams::NEGMEDIUM;
 364                         else if (isp.math && name == "negthickspace")
 365                                 isp.kind = InsetSpaceParams::NEGTHICK;
 366                         else if (name == "hfill")
 367                                 isp.kind = InsetSpaceParams::HFILL;
 368                         else if (name == "hfill*")
 369                                 isp.kind = InsetSpaceParams::HFILL_PROTECTED;
 370                         else if (name == "dotfill")
 371                                 isp.kind = InsetSpaceParams::DOTFILL;
 372                         else if (name == "hrulefill")
 373                                 isp.kind = InsetSpaceParams::HRULEFILL;
 374                         else if (name == "hspace") {
 375                                 if (len.empty() || !isValidLength(len)) {
 376                                         lyxerr << "LyX function 'space-insert hspace' "
 377                                                << "needs a valid length argument." << endl;
 378                                         break;
 379                                 }
 380                                 isp.kind = InsetSpaceParams::CUSTOM;
 381                                 isp.length = Length(len);
 382                         }
 383                         else if (name == "hspace*") {
 384                                 if (len.empty() || !isValidLength(len)) {
 385                                         lyxerr << "LyX function 'space-insert hspace*' "
 386                                                << "needs a valid length argument." << endl;
 387                                         break;
 388                                 }
 389                                 isp.kind = InsetSpaceParams::CUSTOM_PROTECTED;
 390                                 isp.length = Length(len);
 391                         }
 392                         else {
 393                                 lyxerr << "Wrong argument for LyX function 'space-insert'." << endl;
 394                                 break;
 395                         }
 396                         return new InsetSpace(isp);
 397                 }
 398                 break;
 399
 400                 default:
 401                         break;
 402                 }
 403
 404         } catch (ExceptionMessage const & message) {
 405                 if (message.type_ == ErrorException) {
 406                         // This should never happen!
 407                         Alert::error(message.title_, message.details_);
 408                         lyx_exit(1);
 409                 } else if (message.type_ == WarningException) {
 410                         Alert::warning(message.title_, message.details_);
 411                         return 0;
 412                 }
 413         }
 414
 415         return 0;
 416 }
 417
 418
 419 Inset * createInset(Buffer & buf, FuncRequest const & cmd)
 420 {
 421         Inset * inset = createInsetHelper(buf, cmd);
 422         if (inset)
 423                 inset->setBuffer(buf);
 424         return inset;
 425 }
 426
 427
 428 Inset * readInset(Lexer & lex, Buffer const & buf)
 429 {
 430         // consistency check
 431         if (lex.getString() != "\\begin_inset")
 432                 LYXERR0("Buffer::readInset: Consistency check failed.");
 433
 434         auto_ptr<Inset> inset;
 435
 436         string tmptok;
 437         lex >> tmptok;
 438
 439         // test the different insets
 440
 441         // FIXME It would be better if we did not have this branch and could
 442         // just do one massive switch for all insets. But at present, it's
 443         // easier to do it this way, and we can't do the massive switch until
 444         // the conversion mentioned below.  Note that if we do want to do a
 445         // single switch, we need to remove this "CommandInset" line---or
 446         // replace it with a single "InsetType" line that would be used in all
 447         // insets.
 448         if (tmptok == "CommandInset") {
 449                 lex.next();
 450                 string const insetType = lex.getString();
 451                 lex.pushToken(insetType);
 452
 453                 InsetCode const code = insetCode(insetType);
 454
 455                 //FIXME If we do the one massive switch, we cannot do this here, since
 456                 //we do not know in advance that we're dealing with a command inset.
 457                 //Worst case, we could put it in each case below. Better, we could
 458                 //pass the lexer to the constructor and let the params be built there.
 459                 InsetCommandParams inscmd(code);
 460                 inscmd.read(lex);
 461
 462                 switch (code) {
 463                         case BIBITEM_CODE:
 464                                 inset.reset(new InsetBibitem(buf, inscmd));
 465                                 break;
 466                         case BIBTEX_CODE:
 467                                 inset.reset(new InsetBibtex(buf, inscmd));
 468                                 break;
 469                         case CITE_CODE:
 470                                 inset.reset(new InsetCitation(inscmd));
 471                                 break;
 472                         case HYPERLINK_CODE:
 473                                 inset.reset(new InsetHyperlink(inscmd));
 474                                 break;
 475                         case INCLUDE_CODE:
 476                                 inset.reset(new InsetInclude(inscmd));
 477                                 break;
 478                         case INDEX_PRINT_CODE:
 479                                 inset.reset(new InsetPrintIndex(inscmd));
 480                                 break;
 481                         case LABEL_CODE:
 482                                 inset.reset(new InsetLabel(inscmd));
 483                                 break;
 484                         case NOMENCL_CODE:
 485                                 inset.reset(new InsetNomencl(inscmd));
 486                                 break;
 487                         case NOMENCL_PRINT_CODE:
 488                                 inset.reset(new InsetPrintNomencl(inscmd));
 489                                 break;
 490                         case REF_CODE:
 491                                 if (inscmd["name"].empty() && inscmd["reference"].empty())
 492                                         return 0;
 493                                 inset.reset(new InsetRef(buf, inscmd));
 494                                 break;
 495                         case TOC_CODE:
 496                                 inset.reset(new InsetTOC(inscmd));
 497                                 break;
 498                         case NO_CODE:
 499                         default:
 500                                 lyxerr << "unknown CommandInset '" << insetType
 501                                                         << "'" << endl;
 502                                 while (lex.isOK() && lex.getString() != "\\end_inset")
 503                                         lex.next();
 504                                 return 0;
 505                 }
 506                 inset->setBuffer(const_cast<Buffer &>(buf));
 507         } else {
 508                 // FIXME This branch should be made to use inset codes as the preceding
 509                 // branch does. Unfortunately, that will take some doing. It requires
 510                 // converting the representation of the insets in LyX files so that they
 511                 // use the inset names listed in Inset.cpp. Then, as above, the inset names
 512                 // can be translated to inset codes using insetCode(). And the insets'
 513                 // write() routines should use insetName() rather than hardcoding it.
 514                 if (tmptok == "Quotes") {
 515                         inset.reset(new InsetQuotes(buf));
 516                 } else if (tmptok == "External") {
 517                         inset.reset(new InsetExternal(const_cast<Buffer &>(buf)));
 518                 } else if (tmptok == "FormulaMacro") {
 519                         inset.reset(new MathMacroTemplate);
 520                 } else if (tmptok == "Formula") {
 521                         inset.reset(new InsetMathHull);
 522                 } else if (tmptok == "Graphics") {
 523                         inset.reset(new InsetGraphics(const_cast<Buffer &>(buf)));
 524                 } else if (tmptok == "Note") {
 525                         inset.reset(new InsetNote(buf, tmptok));
 526                 } else if (tmptok == "Box") {
 527                         inset.reset(new InsetBox(buf, tmptok));
 528                 } else if (tmptok == "Flex") {
 529                         lex.eatLine();
 530                         string s = lex.getString();
 531                         inset.reset(new InsetFlex(buf, s));
 532                 } else if (tmptok == "Branch") {
 533                         inset.reset(new InsetBranch(buf, InsetBranchParams()));
 534                 } else if (tmptok == "Phantom") {
 535                         inset.reset(new InsetPhantom(buf, tmptok));
 536                 } else if (tmptok == "ERT") {
 537                         inset.reset(new InsetERT(buf));
 538                 } else if (tmptok == "listings") {
 539                         inset.reset(new InsetListings(buf));
 540                 } else if (tmptok == "space") {
 541                         inset.reset(new InsetSpace);
 542                 } else if (tmptok == "Tabular") {
 543                         inset.reset(new InsetTabular(const_cast<Buffer &>(buf)));
 544                 } else if (tmptok == "Text") {
 545                         inset.reset(new InsetText(buf));
 546                 } else if (tmptok == "VSpace") {
 547                         inset.reset(new InsetVSpace);
 548                 } else if (tmptok == "Foot") {
 549                         inset.reset(new InsetFoot(buf));
 550                 } else if (tmptok == "Marginal") {
 551                         inset.reset(new InsetMarginal(buf));
 552                 } else if (tmptok == "Newpage") {
 553                         inset.reset(new InsetNewpage);
 554                 } else if (tmptok == "Newline") {
 555                         inset.reset(new InsetNewline);
 556                 } else if (tmptok == "OptArg") {
 557                         inset.reset(new InsetOptArg(buf));
 558                 } else if (tmptok == "Float") {
 559                         lex.next();
 560                         string tmptok = lex.getString();
 561                         inset.reset(new InsetFloat(buf, tmptok));
 562                 } else if (tmptok == "Wrap") {
 563                         lex.next();
 564                         string tmptok = lex.getString();
 565                         inset.reset(new InsetWrap(buf, tmptok));
 566                 } else if (tmptok == "Caption") {
 567                         inset.reset(new InsetCaption(buf));
 568                 } else if (tmptok == "Index") {
 569                         inset.reset(new InsetIndex(buf));
 570                 } else if (tmptok == "FloatList") {
 571                         inset.reset(new InsetFloatList);
 572                 } else if (tmptok == "Info") {
 573                         inset.reset(new InsetInfo(buf));
 574                 } else {
 575                         lyxerr << "unknown Inset type '" << tmptok
 576                                << "'" << endl;
 577                         while (lex.isOK() && lex.getString() != "\\end_inset")
 578                                 lex.next();
 579                         return 0;
 580                 }
 581
 582                 // Set the buffer reference for proper parsing of some insets
 583                 // (InsetCollapsable for example)
 584                 inset->setBuffer(const_cast<Buffer &>(buf));
 585                 inset->read(lex);
 586                 // Set again the buffer for insets that are created inside this inset
 587                 // (InsetMathHull for example).
 588                 inset->setBuffer(const_cast<Buffer &>(buf));
 589         }
 590         return inset.release();
 591 }
 592
 593
 594 } // namespace lyx