src/insets/InsetCommandParams.cpp

   1 /**
   2  * \file InsetCommandParams.cpp
   3  * This file is part of LyX, the document processor.
   4  * Licence details can be found in the file COPYING.
   5  *
   6  * \author Angus Leeming
   7  * \author Georg Baum
   8  * \author Richard Heck
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14 #include <algorithm>
  15
  16 #include "InsetCommandParams.h"
  17
  18 #include "InsetBibitem.h"
  19 #include "InsetBibtex.h"
  20 #include "InsetCitation.h"
  21 #include "InsetFloatList.h"
  22 #include "InsetHyperlink.h"
  23 #include "InsetInclude.h"
  24 #include "InsetIndex.h"
  25 #include "InsetLabel.h"
  26 #include "InsetLine.h"
  27 #include "InsetNomencl.h"
  28 #include "InsetRef.h"
  29 #include "InsetTOC.h"
  30
  31 #include "Buffer.h"
  32 #include "Encoding.h"
  33 #include "Lexer.h"
  34 #include "OutputParams.h"
  35
  36 #include "frontends/alert.h"
  37
  38 #include "support/debug.h"
  39 #include "support/docstream.h"
  40 #include "support/ExceptionMessage.h"
  41 #include "support/gettext.h"
  42 #include "support/lstrings.h"
  43
  44 #include "support/lassert.h"
  45
  46 using namespace std;
  47 using namespace lyx::support;
  48
  49
  50 namespace lyx {
  51
  52 /// Get information for \p code and command \p cmdName.
  53 /// Don't call this without first making sure the command name is
  54 /// acceptable to the inset.
  55 static ParamInfo const & findInfo(InsetCode code, string const & cmdName)
  56 {
  57         switch (code) {
  58         case BIBITEM_CODE:
  59                 return InsetBibitem::findInfo(cmdName);
  60         case BIBTEX_CODE:
  61                 return InsetBibtex::findInfo(cmdName);
  62         case CITE_CODE:
  63                 return InsetCitation::findInfo(cmdName);
  64         case FLOAT_LIST_CODE:
  65                 return InsetFloatList::findInfo(cmdName);
  66         case HYPERLINK_CODE:
  67                 return InsetHyperlink::findInfo(cmdName);
  68         case INCLUDE_CODE:
  69                 return InsetInclude::findInfo(cmdName);
  70         case INDEX_PRINT_CODE:
  71                 return InsetPrintIndex::findInfo(cmdName);
  72         case LABEL_CODE:
  73                 return InsetLabel::findInfo(cmdName);
  74         case LINE_CODE:
  75                 return InsetLine::findInfo(cmdName);
  76         case NOMENCL_CODE:
  77                 return InsetNomencl::findInfo(cmdName);
  78         case NOMENCL_PRINT_CODE:
  79                 return InsetPrintNomencl::findInfo(cmdName);
  80         case REF_CODE:
  81                 return InsetRef::findInfo(cmdName);
  82         case TOC_CODE:
  83                 return InsetTOC::findInfo(cmdName);
  84         default:
  85                 LATTEST(false);
  86                 // fall through in release mode
  87         }
  88         static const ParamInfo pi;
  89         return pi;
  90 }
  91
  92
  93 /////////////////////////////////////////////////////////////////////
  94 //
  95 // ParamInfo::ParamData
  96 //
  97 /////////////////////////////////////////////////////////////////////
  98
  99 ParamInfo::ParamData::ParamData(std::string const & s, ParamType t,
 100                                 ParamHandling h)
 101         : name_(s), type_(t), handling_(h)
 102 {}
 103
 104
 105 bool ParamInfo::ParamData::isOptional() const
 106 {
 107         return type_ == ParamInfo::LATEX_OPTIONAL;
 108 }
 109
 110
 111 bool ParamInfo::ParamData::operator==(ParamInfo::ParamData const & rhs) const
 112 {
 113         return name() == rhs.name() && type() == rhs.type()
 114                 && handling() == rhs.handling();
 115 }
 116
 117
 118 bool ParamInfo::hasParam(std::string const & name) const
 119 {
 120         const_iterator it = begin();
 121         const_iterator last = end();
 122         for (; it != last; ++it) {
 123                 if (it->name() == name)
 124                         return true;
 125         }
 126         return false;
 127 }
 128
 129
 130 void ParamInfo::add(std::string const & name, ParamType type,
 131                     ParamHandling handling)
 132 {
 133         info_.push_back(ParamData(name, type, handling));
 134 }
 135
 136
 137 bool ParamInfo::operator==(ParamInfo const & rhs) const
 138 {
 139         if (size() != rhs.size())
 140                 return false;
 141         return equal(begin(), end(), rhs.begin());
 142 }
 143
 144
 145 ParamInfo::ParamData const &
 146         ParamInfo::operator[](std::string const & name) const
 147 {
 148         const_iterator it = begin();
 149         const_iterator last = end();
 150         for (; it != last; ++it) {
 151                 if (it->name() == name)
 152                         return *it;
 153         }
 154         LATTEST(false);
 155         // we will try to continue in release mode
 156         static const ParamData pd("asdfghjkl", LYX_INTERNAL);
 157         return pd;
 158 }
 159
 160
 161 /////////////////////////////////////////////////////////////////////
 162 //
 163 // InsetCommandParams
 164 //
 165 /////////////////////////////////////////////////////////////////////
 166
 167
 168 InsetCommandParams::InsetCommandParams(InsetCode code)
 169         : insetCode_(code), preview_(false)
 170 {
 171         cmdName_ = getDefaultCmd(code);
 172         info_ = findInfo(code, cmdName_);
 173 }
 174
 175
 176 InsetCommandParams::InsetCommandParams(InsetCode code,
 177         string const & cmdName)
 178         : insetCode_(code), cmdName_(cmdName), preview_(false)
 179 {
 180         info_ = findInfo(code, cmdName);
 181 }
 182
 183
 184 std::string InsetCommandParams::insetType() const
 185 {
 186         return insetName(insetCode_);
 187 }
 188
 189
 190 string InsetCommandParams::getDefaultCmd(InsetCode code)
 191 {
 192         switch (code) {
 193                 case BIBITEM_CODE:
 194                         return InsetBibitem::defaultCommand();
 195                 case BIBTEX_CODE:
 196                         return InsetBibtex::defaultCommand();
 197                 case CITE_CODE:
 198                         return InsetCitation::defaultCommand();
 199                 case FLOAT_LIST_CODE:
 200                         return InsetFloatList::defaultCommand();
 201                 case HYPERLINK_CODE:
 202                         return InsetHyperlink::defaultCommand();
 203                 case INCLUDE_CODE:
 204                         return InsetInclude::defaultCommand();
 205                 case INDEX_PRINT_CODE:
 206                         return InsetPrintIndex::defaultCommand();
 207                 case LABEL_CODE:
 208                         return InsetLabel::defaultCommand();
 209                 case LINE_CODE:
 210                         return InsetLine::defaultCommand();
 211                 case NOMENCL_CODE:
 212                         return InsetNomencl::defaultCommand();
 213                 case NOMENCL_PRINT_CODE:
 214                         return InsetPrintNomencl::defaultCommand();
 215                 case REF_CODE:
 216                         return InsetRef::defaultCommand();
 217                 case TOC_CODE:
 218                         return InsetTOC::defaultCommand();
 219                 default:
 220                         LATTEST(false);
 221                         // fall through in release mode
 222         }
 223         return string();
 224 }
 225
 226
 227 bool InsetCommandParams::isCompatibleCommand(InsetCode code, string const & s)
 228 {
 229         switch (code) {
 230                 case BIBITEM_CODE:
 231                         return InsetBibitem::isCompatibleCommand(s);
 232                 case BIBTEX_CODE:
 233                         return InsetBibtex::isCompatibleCommand(s);
 234                 case CITE_CODE:
 235                         return InsetCitation::isCompatibleCommand(s);
 236                 case FLOAT_LIST_CODE:
 237                         return InsetFloatList::isCompatibleCommand(s);
 238                 case HYPERLINK_CODE:
 239                         return InsetHyperlink::isCompatibleCommand(s);
 240                 case INCLUDE_CODE:
 241                         return InsetInclude::isCompatibleCommand(s);
 242                 case INDEX_PRINT_CODE:
 243                         return InsetPrintIndex::isCompatibleCommand(s);
 244                 case LABEL_CODE:
 245                         return InsetLabel::isCompatibleCommand(s);
 246                 case LINE_CODE:
 247                         return InsetLine::isCompatibleCommand(s);
 248                 case NOMENCL_CODE:
 249                         return InsetNomencl::isCompatibleCommand(s);
 250                 case NOMENCL_PRINT_CODE:
 251                         return InsetPrintNomencl::isCompatibleCommand(s);
 252                 case REF_CODE:
 253                         return InsetRef::isCompatibleCommand(s);
 254                 case TOC_CODE:
 255                         return InsetTOC::isCompatibleCommand(s);
 256         default:
 257                 LATTEST(false);
 258                 // fall through in release mode
 259         }
 260         return false;
 261 }
 262
 263
 264 void InsetCommandParams::setCmdName(string const & name)
 265 {
 266         if (!isCompatibleCommand(insetCode_, name)) {
 267                 LYXERR0("InsetCommand: Incompatible command name " <<
 268                                 name << ".");
 269                 throw ExceptionMessage(WarningException, _("InsetCommand Error: "),
 270                                        _("Incompatible command name."));
 271         }
 272
 273         cmdName_ = name;
 274         info_ = findInfo(insetCode_, cmdName_);
 275 }
 276
 277
 278 void InsetCommandParams::read(Lexer & lex)
 279 {
 280         lex.setContext("InsetCommandParams::read");
 281         lex >> insetName(insetCode_).c_str();
 282         lex >> "LatexCommand";
 283         lex >> cmdName_;
 284         if (!isCompatibleCommand(insetCode_, cmdName_)) {
 285                 lex.printError("Incompatible command name " + cmdName_ + ".");
 286                 throw ExceptionMessage(WarningException, _("InsetCommandParams Error: "),
 287                                        _("Incompatible command name."));
 288         }
 289
 290         info_ = findInfo(insetCode_, cmdName_);
 291
 292         string token;
 293         while (lex.isOK()) {
 294                 lex.next();
 295                 token = lex.getString();
 296                 if (token == "\\end_inset")
 297                         break;
 298                 if (token == "preview") {
 299                         lex.next();
 300                         preview_ = lex.getBool();
 301                         continue;
 302                 }
 303                 if (info_.hasParam(token)) {
 304                         lex.next(true);
 305                         params_[token] = lex.getDocString();
 306                 } else {
 307                         lex.printError("Unknown parameter name `$$Token' for command " + cmdName_);
 308                         throw ExceptionMessage(WarningException,
 309                                 _("InsetCommandParams: ") + from_ascii(cmdName_),
 310                                 _("Unknown parameter name: ") + from_utf8(token));
 311                 }
 312         }
 313         if (token != "\\end_inset") {
 314                 lex.printError("Missing \\end_inset at this point. "
 315                                "Read: `$$Token'");
 316                 throw ExceptionMessage(WarningException,
 317                         _("InsetCommandParams Error: "),
 318                         _("Missing \\end_inset at this point: ") + from_utf8(token));
 319         }
 320 }
 321
 322
 323 void InsetCommandParams::write(ostream & os) const
 324 {
 325         Write(os, 0);
 326 }
 327
 328
 329 void InsetCommandParams::Write(ostream & os, Buffer const * buffer) const
 330 {
 331         os << "CommandInset " << insetType() << '\n';
 332         os << "LatexCommand " << cmdName_ << '\n';
 333         if (preview_)
 334                 os << "preview true\n";
 335         ParamInfo::const_iterator it  = info_.begin();
 336         ParamInfo::const_iterator end = info_.end();
 337         for (; it != end; ++it) {
 338                 string const & name = it->name();
 339                 string data = to_utf8((*this)[name]);
 340                 if (!data.empty()) {
 341                         // Adjust path of files if document was moved
 342                         if (buffer && name == "filename") {
 343                                 data = buffer->includedFilePath(data);
 344                         } else if (buffer && name == "bibfiles") {
 345                                 int i = 0;
 346                                 string newdata;
 347                                 string bib = token(data, ',', i);
 348                                 while (!bib.empty()) {
 349                                         bib = buffer->includedFilePath(bib, "bib");
 350                                         if (!newdata.empty())
 351                                                 newdata.append(1, ',');
 352                                         newdata.append(bib);
 353                                         bib = token(data, ',', ++i);
 354                                 }
 355                                 data = newdata;
 356                         }
 357                         os << name << ' '
 358                            << Lexer::quoteString(data)
 359                            << '\n';
 360                 }
 361         }
 362 }
 363
 364
 365 bool InsetCommandParams::writeEmptyOptional(ParamInfo::const_iterator ci) const
 366 {
 367         LASSERT(ci->isOptional(), return false);
 368
 369         ++ci; // we want to start with the next one
 370         ParamInfo::const_iterator end = info_.end();
 371         for (; ci != end; ++ci) {
 372                 switch (ci->type()) {
 373                 case ParamInfo::LYX_INTERNAL:
 374                         break;
 375
 376                 case ParamInfo::LATEX_REQUIRED:
 377                         return false;
 378
 379                 case ParamInfo::LATEX_OPTIONAL: {
 380                         std::string const & name = ci->name();
 381                         docstring const & data = (*this)[name];
 382                         if (!data.empty())
 383                                 return true;
 384                         break;
 385                 }
 386
 387                 } //end switch
 388         }
 389         return false;
 390 }
 391
 392
 393 docstring InsetCommandParams::prepareCommand(OutputParams const & runparams,
 394                                              docstring const & command,
 395                                              ParamInfo::ParamHandling handling) const
 396 {
 397         docstring result;
 398         switch (handling) {
 399         case ParamInfo::HANDLING_LATEXIFY: {
 400                 pair<docstring, docstring> command_latexed =
 401                         runparams.encoding->latexString(command, runparams.dryrun);
 402                 result = command_latexed.first;
 403                 if (!command_latexed.second.empty()) {
 404                         // issue a warning about omitted characters
 405                         // FIXME: should be passed to the error dialog
 406                         frontend::Alert::warning(_("Uncodable characters"),
 407                                 bformat(_("The following characters that are used in the inset %1$s are not\n"
 408                                           "representable in the current encoding and therefore have been omitted:\n%2$s."),
 409                                         from_utf8(insetType()), command_latexed.second));
 410                 }
 411                 break;
 412         }
 413         case ParamInfo::HANDLING_ESCAPE:
 414                 result = escape(command);
 415                 break;
 416         case ParamInfo::HANDLING_NONE:
 417                 result = command;
 418                 break;
 419         } // switch
 420
 421         return result;
 422 }
 423
 424
 425 docstring InsetCommandParams::getCommand(OutputParams const & runparams) const
 426 {
 427         docstring s = '\\' + from_ascii(cmdName_);
 428         bool noparam = true;
 429         ParamInfo::const_iterator it  = info_.begin();
 430         ParamInfo::const_iterator end = info_.end();
 431         for (; it != end; ++it) {
 432                 std::string const & name = it->name();
 433                 switch (it->type()) {
 434                 case ParamInfo::LYX_INTERNAL:
 435                         break;
 436
 437                 case ParamInfo::LATEX_REQUIRED: {
 438                         docstring const data =
 439                                 prepareCommand(runparams, (*this)[name], it->handling());
 440                         s += '{' + data + '}';
 441                         noparam = false;
 442                         break;
 443                 }
 444                 case ParamInfo::LATEX_OPTIONAL: {
 445                         docstring const data =
 446                                 prepareCommand(runparams, (*this)[name], it->handling());
 447                         if (!data.empty()) {
 448                                 s += '[' + data + ']';
 449                                 noparam = false;
 450                         } else if (writeEmptyOptional(it)) {
 451                                         s += "[]";
 452                                         noparam = false;
 453                         }
 454                         break;
 455                 }
 456                 } //end switch
 457         }
 458         if (noparam)
 459                 // Make sure that following stuff does not change the
 460                 // command name.
 461                 s += "{}";
 462         return s;
 463 }
 464
 465
 466 docstring InsetCommandParams::getFirstNonOptParam() const
 467 {
 468         ParamInfo::const_iterator it =
 469                 find_if(info_.begin(), info_.end(),
 470                         not1(mem_fun_ref(&ParamInfo::ParamData::isOptional)));
 471         LASSERT(it != info_.end(), return docstring());
 472         return (*this)[it->name()];
 473 }
 474
 475
 476 docstring const & InsetCommandParams::operator[](string const & name) const
 477 {
 478         static const docstring dummy;
 479         LASSERT(info_.hasParam(name), return dummy);
 480         ParamMap::const_iterator data = params_.find(name);
 481         if (data == params_.end() || data->second.empty())
 482                 return dummy;
 483         return data->second;
 484 }
 485
 486
 487 docstring & InsetCommandParams::operator[](string const & name)
 488 {
 489         LATTEST(info_.hasParam(name));
 490         // this will add the name in release mode
 491         return params_[name];
 492 }
 493
 494
 495 void InsetCommandParams::clear()
 496 {
 497         params_.clear();
 498 }
 499
 500
 501 bool operator==(InsetCommandParams const & o1, InsetCommandParams const & o2)
 502 {
 503         return o1.insetCode_ == o2.insetCode_
 504                 && o1.cmdName_ == o2.cmdName_
 505                 && o1.info_ == o2.info_
 506                 && o1.params_ == o2.params_
 507                 && o1.preview_ == o2.preview_;
 508 }
 509
 510
 511 bool operator!=(InsetCommandParams const & o1, InsetCommandParams const & o2)
 512 {
 513         return !(o1 == o2);
 514 }
 515
 516
 517 } // namespace lyx