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 Jürgen Spitzmüller
11 * Full author contact details are available in file CREDITS.
22 #include "support/debug.h"
23 #include "support/FileName.h"
24 #include "support/lstrings.h"
27 using namespace lyx::support;
35 Language const * default_language;
36 Language const * ignore_language = &ignore_lang;
37 Language const * latex_language = &latex_lang;
38 Language const * reset_language = 0;
41 bool Language::readLanguage(Lexer & lex)
56 // Keep these sorted alphabetically!
57 LexerKeyword languageTags[] = {
58 { "babelname", LA_BABELNAME },
59 { "encoding", LA_ENCODING },
61 { "guiname", LA_GUINAME },
62 { "internalencoding", LA_INTERNAL_ENC },
63 { "langcode", LA_LANG_CODE },
64 { "langvariety", LA_LANG_VARIETY },
65 { "postbabelpreamble", LA_POSTBABELPREAMBLE },
66 { "prebabelpreamble", LA_PREBABELPREAMBLE },
71 bool finished = false;
72 lex.pushTable(languageTags);
73 // parse style section
74 while (!finished && lex.isOK() && !error) {
76 // See comment in LyXRC.cpp.
81 case Lexer::LEX_UNDEF: // parse error
82 lex.printError("Unknown language tag `$$Token'");
89 switch (static_cast<LanguageTags>(le)) {
90 case LA_END: // end of structure
102 case LA_INTERNAL_ENC:
103 lex >> internal_enc_;
108 case LA_LANG_VARIETY:
111 case LA_POSTBABELPREAMBLE:
112 babel_postsettings_ =
113 lex.getLongString("EndPostBabelPreamble");
115 case LA_PREBABELPREAMBLE:
117 lex.getLongString("EndPreBabelPreamble");
125 return finished && !error;
129 bool Language::read(Lexer & lex)
136 lex.printError("No name given for language: `$$Token'.");
140 lang_ = lex.getString();
141 LYXERR(Debug::INFO, "Reading language " << lang_);
142 if (!readLanguage(lex)) {
143 LYXERR0("Error parsing language `" << lang_ << '\'');
147 encoding_ = encodings.fromLyXName(encodingStr_);
148 if (!encoding_ && !encodingStr_.empty()) {
149 encoding_ = encodings.fromLyXName("iso8859-1");
150 LYXERR0("Unknown encoding " << encodingStr_);
155 void Languages::read(FileName const & filename)
158 lex.setFile(filename);
159 lex.setContext("Languages::read");
163 case Lexer::LEX_FEOF:
169 if (lex.getString() != "Language") {
170 lex.printError("Unknown Language tag `$$Token'");
177 if (l.lang() == "latex")
179 else if (l.lang() == "ignore")
182 languagelist[l.lang()] = l;
185 default_language = getLanguage(lyxrc.default_language);
186 if (!default_language) {
187 LYXERR0("Default language \"" << lyxrc.default_language
189 default_language = getLanguage("english");
190 if (!default_language)
191 default_language = &(*languagelist.begin()).second;
192 LYXERR0("Using \"" << default_language->lang() << "\" instead!");
197 Language const * Languages::getLanguage(string const & language) const
199 if (language == "reset")
200 return reset_language;
201 if (language == "ignore")
202 return ignore_language;
203 const_iterator it = languagelist.find(language);
204 return it == languagelist.end() ? reset_language : &it->second;