3 * This file is part of LyX, the document processor.
4 * Licence details can be found in the file COPYING.
6 * \author Lars Gullik Bjønnes
7 * \author Jean-Marc Lasgouttes
8 * \author Angus Leeming
10 * \author André Pönitz
12 * Full author contact details are available in file CREDITS.
17 #include "TextClass.h"
19 #include "LayoutFile.h"
23 #include "FloatList.h"
28 #include "frontends/alert.h"
30 #include "support/lassert.h"
31 #include "support/debug.h"
32 #include "support/ExceptionMessage.h"
33 #include "support/FileName.h"
34 #include "support/filetools.h"
35 #include "support/gettext.h"
36 #include "support/lstrings.h"
37 #include "support/os.h"
44 using namespace lyx::support;
50 class LayoutNamesEqual : public unary_function<Layout, bool> {
52 LayoutNamesEqual(docstring const & name)
55 bool operator()(Layout const & c) const
57 return c.name() == name_;
64 int const FORMAT = 10;
67 bool layout2layout(FileName const & filename, FileName const & tempfile)
69 FileName const script = libFileSearch("scripts", "layout2layout.py");
71 LYXERR0("Could not find layout conversion "
72 "script layout2layout.py.");
76 ostringstream command;
77 command << os::python() << ' ' << quoteName(script.toFilesystemEncoding())
78 << ' ' << quoteName(filename.toFilesystemEncoding())
79 << ' ' << quoteName(tempfile.toFilesystemEncoding());
80 string const command_str = command.str();
82 LYXERR(Debug::TCLASS, "Running `" << command_str << '\'');
84 cmd_ret const ret = runCommand(command_str);
86 LYXERR0("Could not run layout conversion script layout2layout.py.");
93 std::string translateRT(TextClass::ReadType rt)
96 case TextClass::BASECLASS:
98 case TextClass::MERGE:
100 case TextClass::MODULE:
101 return "module file";
102 case TextClass::VALIDATION:
112 // This string should not be translated here,
113 // because it is a layout identifier.
114 docstring const TextClass::plain_layout_ = from_ascii("Plain Layout");
117 InsetLayout DocumentClass::plain_insetlayout_;
120 /////////////////////////////////////////////////////////////////////////
124 /////////////////////////////////////////////////////////////////////////
126 TextClass::TextClass()
133 pagestyle_ = "default";
134 defaultfont_ = sane_font;
135 opt_fontsize_ = "10|11|12";
136 opt_pagestyle_ = "empty|plain|headings|fancy";
137 titletype_ = TITLE_COMMAND_AFTER;
138 titlename_ = "maketitle";
140 _("Plain Layout"); // a hack to make this translatable
144 bool TextClass::readStyle(Lexer & lexrc, Layout & lay) const
146 LYXERR(Debug::TCLASS, "Reading style " << to_utf8(lay.name()));
147 if (!lay.read(lexrc, *this)) {
148 LYXERR0("Error parsing style `" << to_utf8(lay.name()) << '\'');
152 lay.resfont = lay.font;
153 lay.resfont.realize(defaultfont_);
154 lay.reslabelfont = lay.labelfont;
155 lay.reslabelfont.realize(defaultfont_);
156 return true; // no errors
192 LexerKeyword textClassTags[] = {
193 { "addtopreamble", TC_ADDTOPREAMBLE },
194 { "classoptions", TC_CLASSOPTIONS },
195 { "columns", TC_COLUMNS },
196 { "counter", TC_COUNTER },
197 { "defaultfont", TC_DEFAULTFONT },
198 { "defaultstyle", TC_DEFAULTSTYLE },
199 { "float", TC_FLOAT },
200 { "format", TC_FORMAT },
201 { "input", TC_INPUT },
202 { "insetlayout", TC_INSETLAYOUT },
203 { "leftmargin", TC_LEFTMARGIN },
204 { "nofloat", TC_NOFLOAT },
205 { "nostyle", TC_NOSTYLE },
206 { "outputtype", TC_OUTPUTTYPE },
207 { "pagestyle", TC_PAGESTYLE },
208 { "preamble", TC_PREAMBLE },
209 { "provides", TC_PROVIDES },
210 { "requires", TC_REQUIRES },
211 { "rightmargin", TC_RIGHTMARGIN },
212 { "secnumdepth", TC_SECNUMDEPTH },
213 { "sides", TC_SIDES },
214 { "style", TC_STYLE },
215 { "titlelatexname", TC_TITLELATEXNAME },
216 { "titlelatextype", TC_TITLELATEXTYPE },
217 { "tocdepth", TC_TOCDEPTH },
218 { "usemodule", TC_USEMODULE }
224 bool TextClass::convertLayoutFormat(support::FileName const & filename, ReadType rt)
226 LYXERR(Debug::TCLASS, "Converting layout file to " << FORMAT);
227 FileName const tempfile = FileName::tempName("convert_layout");
228 bool success = layout2layout(filename, tempfile);
230 success = read(tempfile, rt);
231 tempfile.removeFile();
235 bool TextClass::read(FileName const & filename, ReadType rt)
237 if (!filename.isReadableFile()) {
238 lyxerr << "Cannot read layout file `" << filename << "'."
243 LYXERR(Debug::TCLASS, "Reading " + translateRT(rt) + ": " +
244 to_utf8(makeDisplayPath(filename.absFilename())));
246 // Define the plain layout used in table cells, ert, etc. Note that
247 // we do this before loading any layout file, so that classes can
248 // override features of this layout if they should choose to do so.
249 if (rt == BASECLASS && !hasLayout(plain_layout_))
250 layoutlist_.push_back(createBasicLayout(plain_layout_));
252 Lexer lexrc(textClassTags);
253 lexrc.setFile(filename);
254 ReturnValues retval = read(lexrc, rt);
256 LYXERR(Debug::TCLASS, "Finished reading " + translateRT(rt) + ": " +
257 to_utf8(makeDisplayPath(filename.absFilename())));
259 if (retval != FORMAT_MISMATCH)
262 bool const worx = convertLayoutFormat(filename, rt);
264 LYXERR0 ("Unable to convert " << filename <<
265 " to format " << FORMAT);
272 bool TextClass::validate(std::string const & str)
275 return tc.read(str, VALIDATION);
279 bool TextClass::read(std::string const & str, ReadType rt)
281 Lexer lexrc(textClassTags);
282 istringstream is(str);
284 ReturnValues retval = read(lexrc, rt);
286 if (retval != FORMAT_MISMATCH)
289 // write the layout string to a temporary file
290 FileName const tempfile = FileName::tempName("TextClass_read");
291 ofstream os(tempfile.toFilesystemEncoding().c_str());
293 LYXERR0("Unable to create temporary file");
299 // now try to convert it
300 bool const worx = convertLayoutFormat(tempfile, rt);
302 LYXERR0("Unable to convert internal layout information to format "
305 tempfile.removeFile();
310 // Reads a textclass structure from file.
311 TextClass::ReturnValues TextClass::read(Lexer & lexrc, ReadType rt)
313 bool error = !lexrc.isOK();
315 // Format of files before the 'Format' tag was introduced
319 while (lexrc.isOK() && !error) {
320 int le = lexrc.lex();
323 case Lexer::LEX_FEOF:
326 case Lexer::LEX_UNDEF:
327 lexrc.printError("Unknown TextClass tag `$$Token'");
335 switch (static_cast<TextClassTags>(le)) {
339 format = lexrc.getInteger();
342 case TC_OUTPUTTYPE: // output type definition
343 readOutputType(lexrc);
346 case TC_INPUT: // Include file
348 string const inc = lexrc.getString();
349 FileName tmp = libFileSearch("layouts", inc,
353 lexrc.printError("Could not find input file: " + inc);
355 } else if (!read(tmp, MERGE)) {
356 lexrc.printError("Error reading input"
357 "file: " + tmp.absFilename());
363 case TC_DEFAULTSTYLE:
365 docstring const name = from_utf8(subst(lexrc.getString(),
367 defaultlayout_ = name;
373 docstring const name = from_utf8(subst(lexrc.getString(),
376 string s = "Could not read name for style: `$$Token' "
377 + lexrc.getString() + " is probably not valid UTF-8!";
378 lexrc.printError(s.c_str());
380 // Since we couldn't read the name, we just scan the rest
381 // of the style and discard it.
382 error = !readStyle(lexrc, lay);
383 } else if (hasLayout(name)) {
384 Layout & lay = operator[](name);
385 error = !readStyle(lexrc, lay);
388 layout.setName(name);
389 error = !readStyle(lexrc, layout);
391 layoutlist_.push_back(layout);
393 if (defaultlayout_.empty()) {
394 // We do not have a default layout yet, so we choose
395 // the first layout we encounter.
396 defaultlayout_ = name;
401 lexrc.printError("No name given for style: `$$Token'.");
408 docstring const style = from_utf8(subst(lexrc.getString(),
410 if (!deleteLayout(style))
411 lyxerr << "Cannot delete style `"
412 << to_utf8(style) << '\'' << endl;
418 columns_ = lexrc.getInteger();
423 switch (lexrc.getInteger()) {
424 case 1: sides_ = OneSide; break;
425 case 2: sides_ = TwoSides; break;
427 lyxerr << "Impossible number of page"
428 " sides, setting to one."
438 pagestyle_ = rtrim(lexrc.getString());
442 defaultfont_ = lyxRead(lexrc);
443 if (!defaultfont_.resolved()) {
444 lexrc.printError("Warning: defaultfont should "
445 "be fully instantiated!");
446 defaultfont_.realize(sane_font);
452 secnumdepth_ = lexrc.getInteger();
457 tocdepth_ = lexrc.getInteger();
460 // First step to support options
461 case TC_CLASSOPTIONS:
462 readClassOptions(lexrc);
466 preamble_ = from_utf8(lexrc.getLongString("EndPreamble"));
469 case TC_ADDTOPREAMBLE:
470 preamble_ += from_utf8(lexrc.getLongString("EndPreamble"));
475 string const feature = lexrc.getString();
477 if (lexrc.getInteger())
478 provides_.insert(feature);
480 provides_.erase(feature);
486 vector<string> const req
487 = getVectorFromString(lexrc.getString());
488 requires_.insert(req.begin(), req.end());
494 string const module = lexrc.getString();
495 usemod_.insert(module);
499 case TC_LEFTMARGIN: // left margin type
501 leftmargin_ = lexrc.getDocString();
504 case TC_RIGHTMARGIN: // right margin type
506 rightmargin_ = lexrc.getDocString();
512 if (il.read(lexrc, *this))
513 insetlayoutlist_[il.name()] = il;
514 // else there was an error, so forget it
524 docstring const name = lexrc.getDocString();
526 string s = "Could not read name for counter: `$$Token' "
527 + lexrc.getString() + " is probably not valid UTF-8!";
528 lexrc.printError(s.c_str());
530 // Since we couldn't read the name, we just scan the rest
534 error = !counters_.read(lexrc, name);
537 lexrc.printError("No name given for style: `$$Token'.");
542 case TC_TITLELATEXTYPE:
543 readTitleType(lexrc);
546 case TC_TITLELATEXNAME:
548 titlename_ = lexrc.getString();
553 string const nofloat = lexrc.getString();
554 floatlist_.erase(nofloat);
559 //Note that this is triggered the first time through the loop unless
560 //we hit a format tag.
561 if (format != FORMAT)
565 if (format != FORMAT)
566 return FORMAT_MISMATCH;
569 return (error ? ERROR : OK);
571 if (defaultlayout_.empty()) {
572 LYXERR0("Error: Textclass '" << name_
573 << "' is missing a defaultstyle.");
577 // Try to erase "stdinsets" from the provides_ set.
579 // Provides stdinsets 1
580 // declaration simply tells us that the standard insets have been
581 // defined. (It's found in stdinsets.inc but could also be used in
582 // user-defined files.) There isn't really any such package. So we
583 // might as well go ahead and erase it.
584 // If we do not succeed, then it was not there, which means that
585 // the textclass did not provide the definitions of the standard
586 // insets. So we need to try to load them.
587 int erased = provides_.erase("stdinsets");
589 FileName tmp = libFileSearch("layouts", "stdinsets.inc");
592 throw ExceptionMessage(WarningException, _("Missing File"),
593 _("Could not find stdinsets.inc! This may lead to data loss!"));
595 } else if (!read(tmp, MERGE)) {
596 throw ExceptionMessage(WarningException, _("Corrupt File"),
597 _("Could not read stdinsets.inc! This may lead to data loss!"));
602 min_toclevel_ = Layout::NOT_IN_TOC;
603 max_toclevel_ = Layout::NOT_IN_TOC;
604 const_iterator lit = begin();
605 const_iterator len = end();
606 for (; lit != len; ++lit) {
607 int const toclevel = lit->toclevel;
608 if (toclevel != Layout::NOT_IN_TOC) {
609 if (min_toclevel_ == Layout::NOT_IN_TOC)
610 min_toclevel_ = toclevel;
612 min_toclevel_ = min(min_toclevel_, toclevel);
613 max_toclevel_ = max(max_toclevel_, toclevel);
616 LYXERR(Debug::TCLASS, "Minimum TocLevel is " << min_toclevel_
617 << ", maximum is " << max_toclevel_);
619 return (error ? ERROR : OK);
623 void TextClass::readTitleType(Lexer & lexrc)
625 LexerKeyword titleTypeTags[] = {
626 { "commandafter", TITLE_COMMAND_AFTER },
627 { "environment", TITLE_ENVIRONMENT }
630 PushPopHelper pph(lexrc, titleTypeTags);
632 int le = lexrc.lex();
634 case Lexer::LEX_UNDEF:
635 lexrc.printError("Unknown output type `$$Token'");
637 case TITLE_COMMAND_AFTER:
638 case TITLE_ENVIRONMENT:
639 titletype_ = static_cast<TitleLatexType>(le);
642 LYXERR0("Unhandled value " << le << " in TextClass::readTitleType.");
648 void TextClass::readOutputType(Lexer & lexrc)
650 LexerKeyword outputTypeTags[] = {
651 { "docbook", DOCBOOK },
653 { "literate", LITERATE }
656 PushPopHelper pph(lexrc, outputTypeTags);
658 int le = lexrc.lex();
660 case Lexer::LEX_UNDEF:
661 lexrc.printError("Unknown output type `$$Token'");
666 outputType_ = static_cast<OutputType>(le);
669 LYXERR0("Unhandled value " << le);
675 void TextClass::readClassOptions(Lexer & lexrc)
685 LexerKeyword classOptionsTags[] = {
687 {"fontsize", CO_FONTSIZE },
688 {"header", CO_HEADER },
689 {"other", CO_OTHER },
690 {"pagestyle", CO_PAGESTYLE }
693 lexrc.pushTable(classOptionsTags);
695 while (!getout && lexrc.isOK()) {
696 int le = lexrc.lex();
698 case Lexer::LEX_UNDEF:
699 lexrc.printError("Unknown ClassOption tag `$$Token'");
706 opt_fontsize_ = rtrim(lexrc.getString());
710 opt_pagestyle_ = rtrim(lexrc.getString());
714 options_ = lexrc.getString();
718 class_header_ = subst(lexrc.getString(), """, "\"");
729 void TextClass::readFloat(Lexer & lexrc)
743 LexerKeyword floatTags[] = {
745 { "extension", FT_EXT },
746 { "guiname", FT_NAME },
747 { "latexbuiltin", FT_BUILTIN },
748 { "listname", FT_LISTNAME },
749 { "numberwithin", FT_WITHIN },
750 { "placement", FT_PLACEMENT },
751 { "style", FT_STYLE },
755 lexrc.pushTable(floatTags);
764 bool builtin = false;
767 while (!getout && lexrc.isOK()) {
768 int le = lexrc.lex();
770 case Lexer::LEX_UNDEF:
771 lexrc.printError("Unknown float tag `$$Token'");
778 type = lexrc.getString();
779 if (floatlist_.typeExist(type)) {
780 Floating const & fl = floatlist_.getType(type);
781 placement = fl.placement();
783 within = fl.within();
786 listName = fl.listName();
787 builtin = fl.builtin();
792 name = lexrc.getString();
796 placement = lexrc.getString();
800 ext = lexrc.getString();
804 within = lexrc.getString();
805 if (within == "none")
810 style = lexrc.getString();
814 listName = lexrc.getString();
818 builtin = lexrc.getBool();
826 // Here if have a full float if getout == true
828 Floating fl(type, placement, ext, within,
829 style, name, listName, builtin);
830 floatlist_.newFloat(fl);
831 // each float has its own counter
832 counters_.newCounter(from_ascii(type), from_ascii(within),
833 docstring(), docstring());
834 // also define sub-float counters
835 docstring const subtype = "sub-" + from_ascii(type);
836 counters_.newCounter(subtype, from_ascii(type),
837 "\\alph{" + subtype + "}", docstring());
844 bool TextClass::hasLayout(docstring const & n) const
846 docstring const name = n.empty() ? defaultLayoutName() : n;
848 return find_if(layoutlist_.begin(), layoutlist_.end(),
849 LayoutNamesEqual(name))
850 != layoutlist_.end();
854 Layout const & TextClass::operator[](docstring const & name) const
856 LASSERT(!name.empty(), /**/);
859 find_if(begin(), end(), LayoutNamesEqual(name));
862 lyxerr << "We failed to find the layout '" << to_utf8(name)
863 << "' in the layout list. You MUST investigate!"
865 for (const_iterator cit = begin(); cit != end(); ++cit)
866 lyxerr << " " << to_utf8(cit->name()) << endl;
868 // we require the name to exist
869 LASSERT(false, /**/);
876 Layout & TextClass::operator[](docstring const & name)
878 LASSERT(!name.empty(), /**/);
880 iterator it = find_if(begin(), end(), LayoutNamesEqual(name));
883 LYXERR0("We failed to find the layout '" << to_utf8(name)
884 << "' in the layout list. You MUST investigate!");
885 for (const_iterator cit = begin(); cit != end(); ++cit)
886 LYXERR0(" " << to_utf8(cit->name()));
888 // we require the name to exist
889 LASSERT(false, /**/);
896 bool TextClass::deleteLayout(docstring const & name)
898 if (name == defaultLayoutName() || name == plainLayoutName())
901 LayoutList::iterator it =
902 remove_if(layoutlist_.begin(), layoutlist_.end(),
903 LayoutNamesEqual(name));
905 LayoutList::iterator end = layoutlist_.end();
906 bool const ret = (it != end);
907 layoutlist_.erase(it, end);
912 // Load textclass info if not loaded yet
913 bool TextClass::load(string const & path) const
918 // Read style-file, provided path is searched before the system ones
919 // If path is a file, it is loaded directly.
920 FileName layout_file(path);
921 if (!path.empty() && !layout_file.isReadableFile())
922 layout_file = FileName(addName(path, name_ + ".layout"));
923 if (layout_file.empty() || !layout_file.exists())
924 layout_file = libFileSearch("layouts", name_, "layout");
925 loaded_ = const_cast<TextClass*>(this)->read(layout_file);
928 lyxerr << "Error reading `"
929 << to_utf8(makeDisplayPath(layout_file.absFilename()))
930 << "'\n(Check `" << name_
931 << "')\nCheck your installation and "
932 "try Options/Reconfigure..." << endl;
939 void DocumentClass::addLayoutIfNeeded(docstring const & n) const
942 layoutlist_.push_back(createBasicLayout(n, true));
946 InsetLayout const & DocumentClass::insetLayout(docstring const & name) const
948 // FIXME The fix for the InsetLayout part of 4812 would be here:
949 // Add the InsetLayout to the document class if it is not found.
951 InsetLayouts::const_iterator cen = insetlayoutlist_.end();
953 InsetLayouts::const_iterator cit = insetlayoutlist_.lower_bound(n);
954 if (cit != cen && cit->first == n)
956 size_t i = n.find(':');
957 if (i == string::npos)
961 return plain_insetlayout_;
965 docstring const & TextClass::defaultLayoutName() const
967 // This really should come from the actual layout... (Lgb)
968 return defaultlayout_;
972 Layout const & TextClass::defaultLayout() const
974 return operator[](defaultLayoutName());
978 bool TextClass::isDefaultLayout(Layout const & layout) const
980 return layout.name() == defaultLayoutName();
984 bool TextClass::isPlainLayout(Layout const & layout) const
986 return layout.name() == plainLayoutName();
990 Layout TextClass::createBasicLayout(docstring const & name, bool unknown) const
992 static Layout * defaultLayout = NULL;
995 defaultLayout->setUnknown(unknown);
996 defaultLayout->setName(name);
997 return *defaultLayout;
1000 static char const * s = "Margin Static\n"
1001 "LatexType Paragraph\n"
1004 "AlignPossible Left, Right, Center\n"
1005 "LabelType No_Label\n"
1007 istringstream ss(s);
1008 Lexer lex(textClassTags);
1010 defaultLayout = new Layout;
1011 defaultLayout->setUnknown(unknown);
1012 defaultLayout->setName(name);
1013 if (!readStyle(lex, *defaultLayout)) {
1014 // The only way this happens is because the hardcoded layout above
1016 LASSERT(false, /**/);
1018 return *defaultLayout;
1021 /////////////////////////////////////////////////////////////////////////
1023 // DocumentClassBundle
1025 /////////////////////////////////////////////////////////////////////////
1027 DocumentClassBundle::~DocumentClassBundle()
1029 for (size_t i = 0; i != documentClasses_.size(); ++i)
1030 delete documentClasses_[i];
1031 documentClasses_.clear();
1034 DocumentClass & DocumentClassBundle::newClass(LayoutFile const & baseClass)
1036 DocumentClass * dc = new DocumentClass(baseClass);
1037 documentClasses_.push_back(dc);
1038 return *documentClasses_.back();
1042 DocumentClassBundle & DocumentClassBundle::get()
1044 static DocumentClassBundle singleton;
1049 /////////////////////////////////////////////////////////////////////////
1053 /////////////////////////////////////////////////////////////////////////
1055 DocumentClass::DocumentClass(LayoutFile const & tc)
1060 bool DocumentClass::hasLaTeXLayout(std::string const & lay) const
1062 LayoutList::const_iterator it = layoutlist_.begin();
1063 LayoutList::const_iterator end = layoutlist_.end();
1064 for (; it != end; ++it)
1065 if (it->latexname() == lay)
1071 bool DocumentClass::provides(string const & p) const
1073 return provides_.find(p) != provides_.end();
1077 bool DocumentClass::hasTocLevels() const
1079 return min_toclevel_ != Layout::NOT_IN_TOC;
1083 /////////////////////////////////////////////////////////////////////////
1087 /////////////////////////////////////////////////////////////////////////
1089 ostream & operator<<(ostream & os, PageSides p)