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
10 * Full author contact details are available in file CREDITS.
21 #include "support/debug.h"
22 #include "support/FileName.h"
23 #include "support/lstrings.h"
26 using namespace lyx::support;
34 Language const * default_language;
35 Language const * ignore_language = &ignore_lang;
36 Language const * latex_language = &latex_lang;
37 Language const * reset_language = 0;
40 bool Language::readLanguage(Lexer & lex)
54 // Keep these sorted alphabetically!
55 LexerKeyword languageTags[] = {
56 { "babelname", LA_BABELNAME },
57 { "encoding", LA_ENCODING },
59 { "guiname", LA_GUINAME },
60 { "internalencoding", LA_INTERNAL_ENC },
61 { "langcode", LA_LANG_CODE },
62 { "langvariety", LA_LANG_VARIETY },
63 { "postbabelpreamble", LA_POSTBABELPREAMBLE },
68 bool finished = false;
69 lex.pushTable(languageTags);
70 // parse style section
71 while (!finished && lex.isOK() && !error) {
73 // See comment in LyXRC.cpp.
78 case Lexer::LEX_UNDEF: // parse error
79 lex.printError("Unknown language tag `$$Token'");
86 switch (static_cast<LanguageTags>(le)) {
87 case LA_END: // end of structure
100 lex >> internal_enc_;
105 case LA_LANG_VARIETY:
108 case LA_POSTBABELPREAMBLE:
109 babel_postsettings_ =
110 lex.getLongString("EndPostBabelPreamble");
118 return finished && !error;
122 bool Language::read(Lexer & lex)
129 lex.printError("No name given for language: `$$Token'.");
133 lang_ = lex.getString();
134 LYXERR(Debug::INFO, "Reading language " << lang_);
135 if (!readLanguage(lex)) {
136 LYXERR0("Error parsing language `" << lang_ << '\'');
140 encoding_ = encodings.fromLyXName(encodingStr_);
141 if (!encoding_ && !encodingStr_.empty()) {
142 encoding_ = encodings.fromLyXName("iso8859-1");
143 LYXERR0("Unknown encoding " << encodingStr_);
148 void Languages::read(FileName const & filename)
151 lex.setFile(filename);
152 lex.setContext("Languages::read");
156 case Lexer::LEX_FEOF:
162 if (lex.getString() != "Language") {
163 lex.printError("Unknown Language tag `$$Token'");
170 if (l.lang() == "latex")
172 else if (l.lang() == "ignore")
175 languagelist[l.lang()] = l;
178 default_language = getLanguage(lyxrc.default_language);
179 if (!default_language) {
180 LYXERR0("Default language \"" << lyxrc.default_language
182 default_language = getLanguage("english");
183 if (!default_language)
184 default_language = &(*languagelist.begin()).second;
185 LYXERR0("Using \"" << default_language->lang() << "\" instead!");
190 Language const * Languages::getLanguage(string const & language) const
192 if (language == "reset")
193 return reset_language;
194 if (language == "ignore")
195 return ignore_language;
196 const_iterator it = languagelist.find(language);
197 return it == languagelist.end() ? reset_language : &it->second;