src/insets/InsetIndex.cpp

   1 /**
   2  * \file InsetIndex.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  * \author Jürgen Spitzmüller
   8  *
   9  * Full author contact details are available in file CREDITS.
  10  */
  11 #include <config.h>
  12
  13 #include "InsetIndex.h"
  14
  15 #include "Buffer.h"
  16 #include "BufferParams.h"
  17 #include "BufferView.h"
  18 #include "ColorSet.h"
  19 #include "DispatchResult.h"
  20 #include "Encoding.h"
  21 #include "FuncRequest.h"
  22 #include "FuncStatus.h"
  23 #include "IndicesList.h"
  24 #include "LaTeXFeatures.h"
  25 #include "Lexer.h"
  26 #include "MetricsInfo.h"
  27 #include "sgml.h"
  28 #include "TocBackend.h"
  29
  30 #include "support/debug.h"
  31 #include "support/docstream.h"
  32 #include "support/gettext.h"
  33 #include "support/lstrings.h"
  34
  35 #include "frontends/alert.h"
  36
  37 #include <ostream>
  38
  39 using namespace std;
  40 using namespace lyx::support;
  41
  42 namespace lyx {
  43
  44 /////////////////////////////////////////////////////////////////////
  45 //
  46 // InsetIndex
  47 //
  48 ///////////////////////////////////////////////////////////////////////
  49
  50
  51 InsetIndex::InsetIndex(Buffer const & buf, InsetIndexParams const & params)
  52         : InsetCollapsable(buf), params_(params)
  53 {}
  54
  55
  56 int InsetIndex::latex(odocstream & os,
  57                       OutputParams const & runparams) const
  58 {
  59         if (buffer().masterBuffer()->params().use_indices && !params_.index.empty()
  60             && params_.index != "idx") {
  61                 os << "\\sindex[";
  62                 os << params_.index;
  63                 os << "]{";
  64         } else {
  65                 os << "\\index";
  66                 os << '{';
  67         }
  68         int i = 0;
  69
  70         // get contents of InsetText as LaTeX and plaintext
  71         odocstringstream ourlatex;
  72         InsetText::latex(ourlatex, runparams);
  73         odocstringstream ourplain;
  74         InsetText::plaintext(ourplain, runparams);
  75         docstring latexstr = ourlatex.str();
  76         docstring plainstr = ourplain.str();
  77
  78         // this will get what follows | if anything does
  79         docstring cmd;
  80
  81         // check for the | separator
  82         // FIXME This would go wrong on an escaped "|", but
  83         // how far do we want to go here?
  84         size_t pos = latexstr.find(from_ascii("|"));
  85         if (pos != docstring::npos) {
  86                 // put the bit after "|" into cmd...
  87                 cmd = latexstr.substr(pos + 1);
  88                 // ...and erase that stuff from latexstr
  89                 latexstr = latexstr.erase(pos);
  90                 // ...and similarly from plainstr
  91                 size_t ppos = plainstr.find(from_ascii("|"));
  92                 if (ppos < plainstr.size())
  93                         plainstr.erase(ppos);
  94                 else
  95                         LYXERR0("The `|' separator was not found in the plaintext version!");
  96         }
  97
  98         // Separate the entires and subentries, i.e., split on "!"
  99         // FIXME This would do the wrong thing with escaped ! characters
 100         std::vector<docstring> const levels =
 101                 getVectorFromString(latexstr, from_ascii("!"), true);
 102         std::vector<docstring> const levels_plain =
 103                 getVectorFromString(plainstr, from_ascii("!"), true);
 104
 105         vector<docstring>::const_iterator it = levels.begin();
 106         vector<docstring>::const_iterator end = levels.end();
 107         vector<docstring>::const_iterator it2 = levels_plain.begin();
 108         bool first = true;
 109         for (; it != end; ++it) {
 110                 // write the separator except the first time
 111                 if (!first)
 112                         os << '!';
 113                 else
 114                         first = false;
 115
 116                 // correctly sort macros and formatted strings
 117                 // if we do find a command, prepend a plain text
 118                 // version of the content to get sorting right,
 119                 // e.g. \index{LyX@\LyX}, \index{text@\textbf{text}}
 120                 // Don't do that if the user entered '@' himself, though.
 121                 if (contains(*it, '\\') && !contains(*it, '@')) {
 122                         // Plaintext might return nothing (e.g. for ERTs)
 123                         docstring const spart =
 124                                 (it2 < levels_plain.end() && !(*it2).empty())
 125                                 ? *it2 : *it;
 126                         // Now we need to validate that all characters in
 127                         // the sorting part are representable in the current
 128                         // encoding. If not try the LaTeX macro which might
 129                         // or might not be a good choice, and issue a warning.
 130                         docstring spart2;
 131                         for (size_t n = 0; n < spart.size(); ++n) {
 132                                 try {
 133                                         spart2 += runparams.encoding->latexChar(spart[n]);
 134                                 } catch (EncodingException & /* e */) {
 135                                         LYXERR0("Uncodable character in index entry. Sorting might be wrong!");
 136                                 }
 137                         }
 138                         if (spart != spart2 && !runparams.dryrun) {
 139                                 // FIXME: warning should be passed to the error dialog
 140                                 frontend::Alert::warning(_("Index sorting failed"),
 141                                 bformat(_("LyX's automatic index sorting algorithm faced\n"
 142                                   "problems with the entry '%1$s'.\n"
 143                                   "Please specify the sorting of this entry manually, as\n"
 144                                   "explained in the User Guide."), spart));
 145                         }
 146                         // remove remaining \'s for the sorting part
 147                         docstring const ppart =
 148                                 subst(spart2, from_ascii("\\"), docstring());
 149                         os << ppart;
 150                         os << '@';
 151                 }
 152                 docstring const tpart = *it;
 153                 os << tpart;
 154                 if (it2 < levels_plain.end())
 155                         ++it2;
 156         }
 157         // write the bit that followed "|"
 158         if (!cmd.empty())
 159                 os << "|" << cmd;
 160         os << '}';
 161         return i;
 162 }
 163
 164
 165 int InsetIndex::docbook(odocstream & os, OutputParams const & runparams) const
 166 {
 167         os << "<indexterm><primary>";
 168         int const i = InsetText::docbook(os, runparams);
 169         os << "</primary></indexterm>";
 170         return i;
 171 }
 172
 173
 174 docstring InsetIndex::xhtml(odocstream &, OutputParams const &) const
 175 {
 176         return docstring();
 177 }
 178
 179
 180 bool InsetIndex::showInsetDialog(BufferView * bv) const
 181 {
 182         bv->showDialog("index", params2string(params_),
 183                         const_cast<InsetIndex *>(this));
 184         return true;
 185 }
 186
 187
 188 void InsetIndex::doDispatch(Cursor & cur, FuncRequest & cmd)
 189 {
 190         switch (cmd.action) {
 191
 192         case LFUN_INSET_MODIFY: {
 193                 if (cmd.getArg(0) == "changetype") {
 194                         params_.index = from_utf8(cmd.getArg(1));
 195                         setLayout(cur.buffer()->params());
 196                         break;
 197                 }
 198                 InsetIndexParams params;
 199                 InsetIndex::string2params(to_utf8(cmd.argument()), params);
 200                 params_.index = params.index;
 201                 setLayout(cur.buffer()->params());
 202                 break;
 203         }
 204
 205         case LFUN_INSET_DIALOG_UPDATE:
 206                 cur.bv().updateDialog("index", params2string(params_));
 207                 break;
 208
 209         default:
 210                 InsetCollapsable::doDispatch(cur, cmd);
 211                 break;
 212         }
 213 }
 214
 215
 216 bool InsetIndex::getStatus(Cursor & cur, FuncRequest const & cmd,
 217                 FuncStatus & flag) const
 218 {
 219         switch (cmd.action) {
 220
 221         case LFUN_INSET_MODIFY:
 222                 if (cmd.getArg(0) == "changetype") {
 223                         docstring const newtype = from_utf8(cmd.getArg(1));
 224                         Buffer const & realbuffer = *buffer().masterBuffer();
 225                         IndicesList const & indiceslist = realbuffer.params().indiceslist();
 226                         Index const * index = indiceslist.findShortcut(newtype);
 227                         flag.setEnabled(index != 0);
 228                         flag.setOnOff(
 229                                 from_utf8(cmd.getArg(1)) == params_.index);
 230                         return true;
 231                 }
 232                 flag.setEnabled(true);
 233                 return true;
 234
 235         case LFUN_INSET_DIALOG_UPDATE: {
 236                 Buffer const & realbuffer = *buffer().masterBuffer();
 237                 flag.setEnabled(realbuffer.params().use_indices);
 238                 return true;
 239         }
 240
 241         default:
 242                 return InsetCollapsable::getStatus(cur, cmd, flag);
 243         }
 244 }
 245
 246
 247 docstring const InsetIndex::buttonLabel(BufferView const & bv) const
 248 {
 249         docstring s = _("Idx");
 250         if (decoration() == InsetLayout::CLASSIC)
 251                 return isOpen(bv) ? s : getNewLabel(s);
 252         else
 253                 return getNewLabel(s);
 254 }
 255
 256
 257 docstring InsetIndex::toolTip(BufferView const &, int, int) const
 258 {
 259         docstring tip = _("Index Entry");
 260         if (buffer().params().use_indices && !params_.index.empty()) {
 261                 Buffer const & realbuffer = *buffer().masterBuffer();
 262                 IndicesList const & indiceslist = realbuffer.params().indiceslist();
 263                 tip += " (";
 264                 Index const * index = indiceslist.findShortcut(params_.index);
 265                 if (!index)
 266                         tip += _("unknown type!");
 267                 else
 268                         tip += index->index();
 269                 tip += ")";
 270         }
 271         tip += ": ";
 272         OutputParams rp(&buffer().params().encoding());
 273         odocstringstream ods;
 274         InsetText::plaintext(ods, rp);
 275         tip += ods.str();
 276         return wrapParas(tip);
 277 }
 278
 279
 280 void InsetIndex::write(ostream & os) const
 281 {
 282         os << to_utf8(name());
 283         params_.write(os);
 284         InsetCollapsable::write(os);
 285 }
 286
 287
 288 void InsetIndex::read(Lexer & lex)
 289 {
 290         params_.read(lex);
 291         InsetCollapsable::read(lex);
 292 }
 293
 294
 295 string InsetIndex::params2string(InsetIndexParams const & params)
 296 {
 297         ostringstream data;
 298         data << "index";
 299         params.write(data);
 300         return data.str();
 301 }
 302
 303
 304 void InsetIndex::string2params(string const & in, InsetIndexParams & params)
 305 {
 306         params = InsetIndexParams();
 307         if (in.empty())
 308                 return;
 309
 310         istringstream data(in);
 311         Lexer lex;
 312         lex.setStream(data);
 313         lex.setContext("InsetIndex::string2params");
 314         lex >> "index";
 315         params.read(lex);
 316 }
 317
 318
 319 void InsetIndex::addToToc(DocIterator const & cpit)
 320 {
 321         DocIterator pit = cpit;
 322         pit.push_back(CursorSlice(*this));
 323         docstring const item = text().asString(0, 1, AS_STR_LABEL | AS_STR_INSETS);
 324         buffer().tocBackend().toc("index").push_back(TocItem(pit, 0, item));
 325         // Proceed with the rest of the inset.
 326         InsetCollapsable::addToToc(cpit);
 327 }
 328
 329
 330 void InsetIndex::validate(LaTeXFeatures & features) const
 331 {
 332         if (buffer().masterBuffer()->params().use_indices
 333             && !params_.index.empty()
 334             && params_.index != "idx")
 335                 features.require("splitidx");
 336 }
 337
 338
 339 docstring InsetIndex::contextMenu(BufferView const &, int, int) const
 340 {
 341         return from_ascii("context-index");
 342 }
 343
 344
 345 bool InsetIndex::hasSettings() const
 346 {
 347         return buffer().masterBuffer()->params().use_indices;
 348 }
 349
 350
 351
 352
 353 /////////////////////////////////////////////////////////////////////
 354 //
 355 // InsetIndexParams
 356 //
 357 ///////////////////////////////////////////////////////////////////////
 358
 359
 360 void InsetIndexParams::write(ostream & os) const
 361 {
 362         os << ' ';
 363         if (!index.empty())
 364                 os << to_utf8(index);
 365         else
 366                 os << "idx";
 367         os << '\n';
 368 }
 369
 370
 371 void InsetIndexParams::read(Lexer & lex)
 372 {
 373         if (lex.eatLine())
 374                 index = lex.getDocString();
 375         else
 376                 index = from_ascii("idx");
 377 }
 378
 379
 380 /////////////////////////////////////////////////////////////////////
 381 //
 382 // InsetPrintIndex
 383 //
 384 ///////////////////////////////////////////////////////////////////////
 385
 386 InsetPrintIndex::InsetPrintIndex(InsetCommandParams const & p)
 387         : InsetCommand(p, "index_print")
 388 {}
 389
 390
 391 ParamInfo const & InsetPrintIndex::findInfo(string const & /* cmdName */)
 392 {
 393         static ParamInfo param_info_;
 394         if (param_info_.empty()) {
 395                 param_info_.add("type", ParamInfo::LATEX_OPTIONAL);
 396                 param_info_.add("name", ParamInfo::LATEX_REQUIRED);
 397         }
 398         return param_info_;
 399 }
 400
 401
 402 docstring InsetPrintIndex::screenLabel() const
 403 {
 404         bool const printall = suffixIs(getCmdName(), '*');
 405         bool const multind = buffer().masterBuffer()->params().use_indices;
 406         if ((!multind
 407              && getParam("type") == from_ascii("idx"))
 408             || (getParam("type").empty() && !printall))
 409                 return _("Index");
 410         Buffer const & realbuffer = *buffer().masterBuffer();
 411         IndicesList const & indiceslist = realbuffer.params().indiceslist();
 412         Index const * index = indiceslist.findShortcut(getParam("type"));
 413         if (!index && !printall)
 414                 return _("Unknown index type!");
 415         docstring res = printall ? _("All indices") : index->index();
 416         if (!multind)
 417                 res += " (" + _("non-active") + ")";
 418         else if (contains(getCmdName(), "printsubindex"))
 419                 res += " (" + _("subindex") + ")";
 420         return res;
 421 }
 422
 423
 424 bool InsetPrintIndex::isCompatibleCommand(string const & s)
 425 {
 426         return s == "printindex" || s == "printsubindex"
 427                 || s == "printindex*" || s == "printsubindex*";
 428 }
 429
 430
 431 void InsetPrintIndex::doDispatch(Cursor & cur, FuncRequest & cmd)
 432 {
 433         switch (cmd.action) {
 434
 435         case LFUN_INSET_MODIFY: {
 436                 if (cmd.argument() == from_ascii("toggle-subindex")) {
 437                         string cmd = getCmdName();
 438                         if (contains(cmd, "printindex"))
 439                                 cmd = subst(cmd, "printindex", "printsubindex");
 440                         else
 441                                 cmd = subst(cmd, "printsubindex", "printindex");
 442                         setCmdName(cmd);
 443                         break;
 444                 } else if (cmd.argument() == from_ascii("check-printindex*")) {
 445                         string cmd = getCmdName();
 446                         if (suffixIs(cmd, '*'))
 447                                 break;
 448                         cmd += '*';
 449                         setParam("type", docstring());
 450                         setCmdName(cmd);
 451                         break;
 452                 }
 453                 InsetCommandParams p(INDEX_PRINT_CODE);
 454                 // FIXME UNICODE
 455                 InsetCommand::string2params("index_print",
 456                         to_utf8(cmd.argument()), p);
 457                 if (p.getCmdName().empty()) {
 458                         cur.noUpdate();
 459                         break;
 460                 }
 461                 setParams(p);
 462                 break;
 463         }
 464
 465         default:
 466                 InsetCommand::doDispatch(cur, cmd);
 467                 break;
 468         }
 469 }
 470
 471
 472 bool InsetPrintIndex::getStatus(Cursor & cur, FuncRequest const & cmd,
 473         FuncStatus & status) const
 474 {
 475         switch (cmd.action) {
 476
 477         case LFUN_INSET_MODIFY: {
 478                 if (cmd.argument() == from_ascii("toggle-subindex")) {
 479                         status.setEnabled(buffer().masterBuffer()->params().use_indices);
 480                         status.setOnOff(contains(getCmdName(), "printsubindex"));
 481                         return true;
 482                 } else if (cmd.argument() == from_ascii("check-printindex*")) {
 483                         status.setEnabled(buffer().masterBuffer()->params().use_indices);
 484                         status.setOnOff(suffixIs(getCmdName(), '*'));
 485                         return true;
 486                 } if (cmd.getArg(0) == "index_print"
 487                     && cmd.getArg(1) == "CommandInset") {
 488                         InsetCommandParams p(INDEX_PRINT_CODE);
 489                         InsetCommand::string2params("index_print",
 490                                 to_utf8(cmd.argument()), p);
 491                         if (suffixIs(p.getCmdName(), '*')) {
 492                                 status.setEnabled(true);
 493                                 status.setOnOff(false);
 494                                 return true;
 495                         }
 496                         Buffer const & realbuffer = *buffer().masterBuffer();
 497                         IndicesList const & indiceslist =
 498                                 realbuffer.params().indiceslist();
 499                         Index const * index = indiceslist.findShortcut(p["type"]);
 500                         status.setEnabled(index != 0);
 501                         status.setOnOff(p["type"] == getParam("type"));
 502                         return true;
 503                 } else
 504                         return InsetCommand::getStatus(cur, cmd, status);
 505         }
 506
 507         case LFUN_INSET_DIALOG_UPDATE: {
 508                 status.setEnabled(buffer().masterBuffer()->params().use_indices);
 509                 return true;
 510         }
 511
 512         default:
 513                 return InsetCommand::getStatus(cur, cmd, status);
 514         }
 515 }
 516
 517
 518 int InsetPrintIndex::latex(odocstream & os, OutputParams const &) const
 519 {
 520         if (!buffer().masterBuffer()->params().use_indices) {
 521                 if (getParam("type") == from_ascii("idx"))
 522                         os << "\\printindex{}";
 523                 return 0;
 524         }
 525         os << getCommand();
 526         return 0;
 527 }
 528
 529
 530 void InsetPrintIndex::validate(LaTeXFeatures & features) const
 531 {
 532         features.require("makeidx");
 533         if (buffer().masterBuffer()->params().use_indices)
 534                 features.require("splitidx");
 535 }
 536
 537
 538 docstring InsetPrintIndex::contextMenu(BufferView const &, int, int) const
 539 {
 540         return buffer().masterBuffer()->params().use_indices ?
 541                 from_ascii("context-indexprint") : docstring();
 542 }
 543
 544
 545 bool InsetPrintIndex::hasSettings() const
 546 {
 547         return buffer().masterBuffer()->params().use_indices;
 548 }
 549
 550 docstring InsetPrintIndex::xhtml(odocstream &, OutputParams const &) const
 551 {
 552         return docstring();
 553 }
 554
 555 } // namespace lyx