src/language.C

   1 /**
   2  * \file language.C
   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 Jean-Marc Lasgouttes
   8  * \author Dekel Tsur
   9  *
  10  * Full author contact details are available in file CREDITS.
  11  */
  12
  13 #include <config.h>
  14
  15 #include "language.h"
  16
  17 #include "debug.h"
  18 #include "encoding.h"
  19 #include "lyxlex.h"
  20 #include "lyxrc.h"
  21
  22
  23 namespace lyx {
  24
  25 using std::endl;
  26 using std::string;
  27
  28
  29 Languages languages;
  30 Language const * english_language;
  31 Language const * default_language;
  32 Language ignore_lang("ignore", "ignore", "Ignore", false, "", 0, "ignore", "");
  33 Language const * ignore_language = &ignore_lang;
  34 Language latex_lang("latex", "latex", "Latex", false, "", 0, "latex", "");
  35 Language const * latex_language = &latex_lang;
  36
  37
  38 void Languages::read(string const & filename)
  39 {
  40         // We need to set the encoding of latex_lang
  41         latex_lang = Language("latex", "latex", "Latex", false, "iso8859-1",
  42                               encodings.getFromLyXName("iso8859-1"),
  43                               "latex", "");
  44
  45         LyXLex lex(0, 0);
  46         lex.setFile(filename);
  47         while (lex.isOK()) {
  48                 string lang;
  49                 string babel;
  50                 string display;
  51                 string encoding_str;
  52                 string code;
  53                 string latex_options;
  54                 bool rtl = false;
  55
  56                 if (lex.next())
  57                         lang = lex.getString();
  58                 else
  59                         break;
  60                 lyxerr[Debug::INFO] << "Reading language " << lang << endl;
  61
  62                 if (lex.next())
  63                         babel = lex.getString();
  64                 if (lex.next())
  65                         display = lex.getString();
  66                 if (lex.next())
  67                         rtl = lex.getBool();
  68                 if (lex.next())
  69                         encoding_str = lex.getString();
  70                 if (lex.next())
  71                         code = lex.getString();
  72                 if (lex.next())
  73                         latex_options = lex.getString();
  74
  75                 Encoding const * encoding = encodings.getFromLyXName(encoding_str);
  76                 if (!encoding) {
  77                         encoding = encodings.getFromLyXName("iso8859-1");
  78                         lyxerr << "Unknown encoding " << encoding_str << endl;
  79                 }
  80
  81                 languagelist[lang] = Language(lang, babel, display, rtl,
  82                                               encoding_str, encoding, code, latex_options);
  83         }
  84
  85         default_language = getLanguage(lyxrc.default_language);
  86         if (!default_language) {
  87                 lyxerr << "Default language \"" << lyxrc.default_language
  88                        << "\" not found!" << endl;
  89                 default_language = getLanguage("english");
  90                 if (!default_language)
  91                         default_language = &(*languagelist.begin()).second;
  92                 lyxerr << "Using \"" << default_language->lang()
  93                        << "\" instead!" << endl;
  94         }
  95         english_language = getLanguage("english");
  96         if (!english_language)
  97                 english_language = default_language;
  98 }
  99
 100
 101 Language const * Languages::getLanguage(string const & language) const
 102 {
 103         const_iterator it = languagelist.find(language);
 104         return it == languagelist.end() ? 0 : &it->second;
 105 }
 106
 107
 108 } // namespace lyx