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 bool InsetIndex::showInsetDialog(BufferView * bv) const
 175 {
 176         bv->showDialog("index", params2string(params_),
 177                         const_cast<InsetIndex *>(this));
 178         return true;
 179 }
 180
 181
 182 void InsetIndex::doDispatch(Cursor & cur, FuncRequest & cmd)
 183 {
 184         switch (cmd.action) {
 185
 186         case LFUN_INSET_MODIFY: {
 187                 if (cmd.getArg(0) == "changetype") {
 188                         params_.index = from_utf8(cmd.getArg(1));
 189                         setLayout(cur.buffer()->params());
 190                         break;
 191                 }
 192                 InsetIndexParams params;
 193                 InsetIndex::string2params(to_utf8(cmd.argument()), params);
 194                 params_.index = params.index;
 195                 setLayout(cur.buffer()->params());
 196                 break;
 197         }
 198
 199         case LFUN_INSET_DIALOG_UPDATE:
 200                 cur.bv().updateDialog("index", params2string(params_));
 201                 break;
 202
 203         default:
 204                 InsetCollapsable::doDispatch(cur, cmd);
 205                 break;
 206         }
 207 }
 208
 209
 210 bool InsetIndex::getStatus(Cursor & cur, FuncRequest const & cmd,
 211                 FuncStatus & flag) const
 212 {
 213         switch (cmd.action) {
 214
 215         case LFUN_INSET_MODIFY:
 216                 if (cmd.getArg(0) == "changetype") {
 217                         docstring const newtype = from_utf8(cmd.getArg(1));
 218                         Buffer const & realbuffer = *buffer().masterBuffer();
 219                         IndicesList const & indiceslist = realbuffer.params().indiceslist();
 220                         Index const * index = indiceslist.findShortcut(newtype);
 221                         flag.setEnabled(index != 0);
 222                         flag.setOnOff(
 223                                 from_utf8(cmd.getArg(1)) == params_.index);
 224                         return true;
 225                 }
 226                 flag.setEnabled(true);
 227                 return true;
 228
 229         case LFUN_INSET_DIALOG_UPDATE: {
 230                 Buffer const & realbuffer = *buffer().masterBuffer();
 231                 flag.setEnabled(realbuffer.params().use_indices);
 232                 return true;
 233         }
 234
 235         default:
 236                 return InsetCollapsable::getStatus(cur, cmd, flag);
 237         }
 238 }
 239
 240
 241 docstring const InsetIndex::buttonLabel(BufferView const & bv) const
 242 {
 243         docstring s = _("Idx");
 244         if (decoration() == InsetLayout::CLASSIC)
 245                 return isOpen(bv) ? s : getNewLabel(s);
 246         else
 247                 return getNewLabel(s);
 248 }
 249
 250
 251 docstring InsetIndex::toolTip(BufferView const &, int, int) const
 252 {
 253         docstring tip = _("Index Entry");
 254         if (buffer().params().use_indices && !params_.index.empty()) {
 255                 Buffer const & realbuffer = *buffer().masterBuffer();
 256                 IndicesList const & indiceslist = realbuffer.params().indiceslist();
 257                 tip += " (";
 258                 Index const * index = indiceslist.findShortcut(params_.index);
 259                 if (!index)
 260                         tip += _("unknown type!");
 261                 else
 262                         tip += index->index();
 263                 tip += ")";
 264         }
 265         tip += ": ";
 266         OutputParams rp(&buffer().params().encoding());
 267         odocstringstream ods;
 268         InsetText::plaintext(ods, rp);
 269         tip += ods.str();
 270         // shorten it if necessary
 271         if (tip.size() > 200)
 272                 tip = tip.substr(0, 200) + "...";
 273         return tip;
 274 }
 275
 276
 277 void InsetIndex::write(ostream & os) const
 278 {
 279         os << to_utf8(name());
 280         params_.write(os);
 281         InsetCollapsable::write(os);
 282 }
 283
 284
 285 void InsetIndex::read(Lexer & lex)
 286 {
 287         params_.read(lex);
 288         InsetCollapsable::read(lex);
 289 }
 290
 291
 292 string InsetIndex::params2string(InsetIndexParams const & params)
 293 {
 294         ostringstream data;
 295         data << "index";
 296         params.write(data);
 297         return data.str();
 298 }
 299
 300
 301 void InsetIndex::string2params(string const & in, InsetIndexParams & params)
 302 {
 303         params = InsetIndexParams();
 304         if (in.empty())
 305                 return;
 306
 307         istringstream data(in);
 308         Lexer lex;
 309         lex.setStream(data);
 310         lex.setContext("InsetIndex::string2params");
 311         lex >> "index";
 312         params.read(lex);
 313 }
 314
 315
 316 void InsetIndex::addToToc(DocIterator const & cpit)
 317 {
 318         DocIterator pit = cpit;
 319         pit.push_back(CursorSlice(*this));
 320         docstring const item = text().asString(0, 1, AS_STR_LABEL | AS_STR_INSETS);
 321         buffer().tocBackend().toc("index").push_back(TocItem(pit, 0, item));
 322         // Proceed with the rest of the inset.
 323         InsetCollapsable::addToToc(cpit);
 324 }
 325
 326
 327 void InsetIndex::validate(LaTeXFeatures & features) const
 328 {
 329         if (buffer().masterBuffer()->params().use_indices
 330             && !params_.index.empty()
 331             && params_.index != "idx")
 332                 features.require("splitidx");
 333 }
 334
 335
 336 docstring InsetIndex::contextMenu(BufferView const &, int, int) const
 337 {
 338         return from_ascii("context-index");
 339 }
 340
 341
 342 bool InsetIndex::hasSettings() const
 343 {
 344         return buffer().masterBuffer()->params().use_indices;
 345 }
 346
 347
 348
 349
 350 /////////////////////////////////////////////////////////////////////
 351 //
 352 // InsetIndexParams
 353 //
 354 ///////////////////////////////////////////////////////////////////////
 355
 356
 357 void InsetIndexParams::write(ostream & os) const
 358 {
 359         os << ' ';
 360         if (!index.empty())
 361                 os << to_utf8(index);
 362         else
 363                 os << "idx";
 364         os << '\n';
 365 }
 366
 367
 368 void InsetIndexParams::read(Lexer & lex)
 369 {
 370         if (lex.eatLine())
 371                 index = lex.getDocString();
 372         else
 373                 index = from_ascii("idx");
 374 }
 375
 376
 377 /////////////////////////////////////////////////////////////////////
 378 //
 379 // InsetPrintIndex
 380 //
 381 ///////////////////////////////////////////////////////////////////////
 382
 383 InsetPrintIndex::InsetPrintIndex(InsetCommandParams const & p)
 384         : InsetCommand(p, "index_print")
 385 {}
 386
 387
 388 ParamInfo const & InsetPrintIndex::findInfo(string const & /* cmdName */)
 389 {
 390         static ParamInfo param_info_;
 391         if (param_info_.empty()) {
 392                 param_info_.add("type", ParamInfo::LATEX_OPTIONAL);
 393                 param_info_.add("name", ParamInfo::LATEX_REQUIRED);
 394         }
 395         return param_info_;
 396 }
 397
 398
 399 docstring InsetPrintIndex::screenLabel() const
 400 {
 401         if ((!buffer().masterBuffer()->params().use_indices
 402              && getParam("type") == from_ascii("idx"))
 403             || getParam("type").empty())
 404                 return _("Index");
 405         Buffer const & realbuffer = *buffer().masterBuffer();
 406         IndicesList const & indiceslist = realbuffer.params().indiceslist();
 407         Index const * index = indiceslist.findShortcut(getParam("type"));
 408         if (!index)
 409                 return _("Unknown index type!");
 410         docstring res = index->index();
 411         if (!buffer().masterBuffer()->params().use_indices)
 412                 res += " (" + _("non-active") + ")";
 413         else if (getCmdName() == "printsubindex")
 414                 res += " (" + _("subindex") + ")";
 415         return res;
 416 }
 417
 418
 419 void InsetPrintIndex::doDispatch(Cursor & cur, FuncRequest & cmd)
 420 {
 421         switch (cmd.action) {
 422
 423         case LFUN_INSET_MODIFY: {
 424                 if (cmd.argument() == from_ascii("toggle-subindex")) {
 425                         if (getCmdName() == "printindex")
 426                                 setCmdName("printsubindex");
 427                         else
 428                                 setCmdName("printindex");
 429                         break;
 430                 }
 431                 InsetCommandParams p(INDEX_PRINT_CODE);
 432                 // FIXME UNICODE
 433                 InsetCommand::string2params("index_print",
 434                         to_utf8(cmd.argument()), p);
 435                 if (p.getCmdName().empty()) {
 436                         cur.noUpdate();
 437                         break;
 438                 }
 439                 setParams(p);
 440                 break;
 441         }
 442
 443         default:
 444                 InsetCommand::doDispatch(cur, cmd);
 445                 break;
 446         }
 447 }
 448
 449
 450 bool InsetPrintIndex::getStatus(Cursor & cur, FuncRequest const & cmd,
 451         FuncStatus & status) const
 452 {
 453         switch (cmd.action) {
 454
 455         case LFUN_INSET_MODIFY: {
 456                 if (cmd.argument() == from_ascii("toggle-subindex")) {
 457                         status.setEnabled(buffer().masterBuffer()->params().use_indices);
 458                         status.setOnOff(getCmdName() == "printsubindex");
 459                         return true;
 460                 } if (cmd.getArg(0) == "index_print"
 461                     && cmd.getArg(1) == "CommandInset") {
 462                         InsetCommandParams p(INDEX_PRINT_CODE);
 463                         InsetCommand::string2params("index_print",
 464                                 to_utf8(cmd.argument()), p);
 465                         Buffer const & realbuffer = *buffer().masterBuffer();
 466                         IndicesList const & indiceslist =
 467                                 realbuffer.params().indiceslist();
 468                         Index const * index = indiceslist.findShortcut(p["type"]);
 469                         status.setEnabled(index != 0);
 470                         status.setOnOff(p["type"] == getParam("type"));
 471                         return true;
 472                 } else
 473                         return InsetCommand::getStatus(cur, cmd, status);
 474         }
 475
 476         case LFUN_INSET_DIALOG_UPDATE: {
 477                 status.setEnabled(buffer().masterBuffer()->params().use_indices);
 478                 return true;
 479         }
 480
 481         default:
 482                 return InsetCommand::getStatus(cur, cmd, status);
 483         }
 484 }
 485
 486
 487 int InsetPrintIndex::latex(odocstream & os, OutputParams const &) const
 488 {
 489         if (!buffer().masterBuffer()->params().use_indices) {
 490                 if (getParam("type") == from_ascii("idx"))
 491                         os << "\\printindex{}";
 492                 return 0;
 493         }
 494         os << getCommand();
 495         return 0;
 496 }
 497
 498
 499 void InsetPrintIndex::validate(LaTeXFeatures & features) const
 500 {
 501         features.require("makeidx");
 502         if (buffer().masterBuffer()->params().use_indices)
 503                 features.require("splitidx");
 504 }
 505
 506
 507 docstring InsetPrintIndex::contextMenu(BufferView const &, int, int) const
 508 {
 509         return buffer().masterBuffer()->params().use_indices ?
 510                 from_ascii("context-indexprint") : docstring();
 511 }
 512
 513
 514 bool InsetPrintIndex::hasSettings() const
 515 {
 516         return buffer().masterBuffer()->params().use_indices;
 517 }
 518
 519
 520 } // namespace lyx