apt-pkg/indexfile.cc

   1 // -*- mode: cpp; mode: fold -*-
   2 // Description                                                          /*{{{*/
   3 // $Id: indexfile.cc,v 1.2.2.1 2003/12/24 23:09:17 mdz Exp $
   4 /* ######################################################################
   5
   6    Index File - Abstraction for an index of archive/souce file.
   7
   8    ##################################################################### */
   9                                                                         /*}}}*/
  10 // Include Files                                                        /*{{{*/
  11 #include <apt-pkg/configuration.h>
  12 #include <apt-pkg/indexfile.h>
  13 #include <apt-pkg/error.h>
  14
  15 #include <clocale>
  16 #include <cstring>
  17                                                                         /*}}}*/
  18
  19 // Global list of Item supported
  20 static  pkgIndexFile::Type *ItmList[10];
  21 pkgIndexFile::Type **pkgIndexFile::Type::GlobalList = ItmList;
  22 unsigned long pkgIndexFile::Type::GlobalListLen = 0;
  23
  24 // Type::Type - Constructor                                             /*{{{*/
  25 // ---------------------------------------------------------------------
  26 /* */
  27 pkgIndexFile::Type::Type()
  28 {
  29    ItmList[GlobalListLen] = this;
  30    GlobalListLen++;
  31 }
  32                                                                         /*}}}*/
  33 // Type::GetType - Locate the type by name                              /*{{{*/
  34 // ---------------------------------------------------------------------
  35 /* */
  36 pkgIndexFile::Type *pkgIndexFile::Type::GetType(const char *Type)
  37 {
  38    for (unsigned I = 0; I != GlobalListLen; I++)
  39       if (strcmp(GlobalList[I]->Label,Type) == 0)
  40          return GlobalList[I];
  41    return 0;
  42 }
  43                                                                         /*}}}*/
  44
  45 // IndexFile::ArchiveInfo - Stub                                        /*{{{*/
  46 // ---------------------------------------------------------------------
  47 /* */
  48 string pkgIndexFile::ArchiveInfo(pkgCache::VerIterator Ver) const
  49 {
  50    return string();
  51 }
  52                                                                         /*}}}*/
  53 // IndexFile::FindInCache - Stub                                        /*{{{*/
  54 // ---------------------------------------------------------------------
  55 /* */
  56 pkgCache::PkgFileIterator pkgIndexFile::FindInCache(pkgCache &Cache) const
  57 {
  58    return pkgCache::PkgFileIterator(Cache);
  59 }
  60                                                                         /*}}}*/
  61 // IndexFile::SourceIndex - Stub                                        /*{{{*/
  62 // ---------------------------------------------------------------------
  63 /* */
  64 string pkgIndexFile::SourceInfo(pkgSrcRecords::Parser const &Record,
  65                                 pkgSrcRecords::File const &File) const
  66 {
  67    return string();
  68 }
  69                                                                         /*}}}*/
  70 // IndexFile::TranslationsAvailable - Check if will use Translation    /*{{{*/
  71 // ---------------------------------------------------------------------
  72 /* */
  73 bool pkgIndexFile::TranslationsAvailable()
  74 {
  75   const string Translation = _config->Find("APT::Acquire::Translation");
  76
  77   if (Translation.compare("none") != 0)
  78     return CheckLanguageCode(LanguageCode().c_str());
  79   else
  80     return false;
  81 }
  82                                                                         /*}}}*/
  83 // IndexFile::CheckLanguageCode - Check the Language Code               /*{{{*/
  84 // ---------------------------------------------------------------------
  85 /* */
  86 /* common cases: de_DE, de_DE@euro, de_DE.UTF-8, de_DE.UTF-8@euro,
  87                  de_DE.ISO8859-1, tig_ER
  88                  more in /etc/gdm/locale.conf
  89 */
  90
  91 bool pkgIndexFile::CheckLanguageCode(const char *Lang)
  92 {
  93   if (strlen(Lang) == 2 || (strlen(Lang) == 5 && Lang[2] == '_'))
  94     return true;
  95
  96   if (strcmp(Lang,"C") != 0)
  97     _error->Warning("Wrong language code %s", Lang);
  98
  99   return false;
 100 }
 101                                                                         /*}}}*/
 102 // IndexFile::LanguageCode - Return the Language Code                   /*{{{*/
 103 // ---------------------------------------------------------------------
 104 /* return the language code */
 105 string pkgIndexFile::LanguageCode()
 106 {
 107   const string Translation = _config->Find("APT::Acquire::Translation");
 108
 109   if (Translation.compare("environment") == 0)
 110   {
 111      string lang = std::setlocale(LC_MESSAGES,NULL);
 112
 113      // we have a mapping of the language codes that contains all the language
 114      // codes that need the country code as well
 115      // (like pt_BR, pt_PT, sv_SE, zh_*, en_*)
 116      const char *need_full_langcode[] = { "pt","sv","zh","en", NULL };
 117      for(const char **s = need_full_langcode;*s != NULL; s++)
 118         if(lang.find(*s) == 0)
 119            return lang.substr(0,5);
 120
 121      if(lang.size() > 2)
 122         return lang.substr(0,2);
 123      else
 124         return lang;
 125   }
 126   else
 127      return Translation;
 128 }
 129                                                                         /*}}}*/