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 #ifdef __GNUG__
  12 #pragma implementation "apt-pkg/indexfile.h"
  13 #endif
  14
  15 #include <apt-pkg/configuration.h>
  16 #include <apt-pkg/indexfile.h>
  17 #include <apt-pkg/error.h>
  18
  19 #include <clocale>
  20                                                                         /*}}}*/
  21
  22 // Global list of Item supported
  23 static  pkgIndexFile::Type *ItmList[10];
  24 pkgIndexFile::Type **pkgIndexFile::Type::GlobalList = ItmList;
  25 unsigned long pkgIndexFile::Type::GlobalListLen = 0;
  26
  27 // Type::Type - Constructor                                             /*{{{*/
  28 // ---------------------------------------------------------------------
  29 /* */
  30 pkgIndexFile::Type::Type()
  31 {
  32    ItmList[GlobalListLen] = this;
  33    GlobalListLen++;
  34 }
  35                                                                         /*}}}*/
  36 // Type::GetType - Locate the type by name                              /*{{{*/
  37 // ---------------------------------------------------------------------
  38 /* */
  39 pkgIndexFile::Type *pkgIndexFile::Type::GetType(const char *Type)
  40 {
  41    for (unsigned I = 0; I != GlobalListLen; I++)
  42       if (strcmp(GlobalList[I]->Label,Type) == 0)
  43          return GlobalList[I];
  44    return 0;
  45 }
  46                                                                         /*}}}*/
  47
  48 // IndexFile::ArchiveInfo - Stub                                        /*{{{*/
  49 // ---------------------------------------------------------------------
  50 /* */
  51 string pkgIndexFile::ArchiveInfo(pkgCache::VerIterator Ver) const
  52 {
  53    return string();
  54 }
  55                                                                         /*}}}*/
  56 // IndexFile::FindInCache - Stub                                        /*{{{*/
  57 // ---------------------------------------------------------------------
  58 /* */
  59 pkgCache::PkgFileIterator pkgIndexFile::FindInCache(pkgCache &Cache) const
  60 {
  61    return pkgCache::PkgFileIterator(Cache);
  62 }
  63                                                                         /*}}}*/
  64 // IndexFile::SourceIndex - Stub                                        /*{{{*/
  65 // ---------------------------------------------------------------------
  66 /* */
  67 string pkgIndexFile::SourceInfo(pkgSrcRecords::Parser const &Record,
  68                                 pkgSrcRecords::File const &File) const
  69 {
  70    return string();
  71 }
  72                                                                         /*}}}*/
  73 // IndexFile::TranslationsAvailable - Check if will use Translation    /*{{{*/
  74 // ---------------------------------------------------------------------
  75 /* */
  76 bool pkgIndexFile::TranslationsAvailable()
  77 {
  78   const string Translation = _config->Find("APT::Acquire::Translation");
  79
  80   if (Translation.compare("none") != 0)
  81     return CheckLanguageCode(LanguageCode().c_str());
  82   else
  83     return false;
  84 }
  85                                                                         /*}}}*/
  86 // IndexFile::CheckLanguageCode - Check the Language Code               /*{{{*/
  87 // ---------------------------------------------------------------------
  88 /* */
  89 /* common cases: de_DE, de_DE@euro, de_DE.UTF-8, de_DE.UTF-8@euro,
  90                  de_DE.ISO8859-1, tig_ER
  91                  more in /etc/gdm/locale.conf
  92 */
  93
  94 bool pkgIndexFile::CheckLanguageCode(const char *Lang)
  95 {
  96   if (strlen(Lang) == 2 || (strlen(Lang) == 5 && Lang[2] == '_'))
  97     return true;
  98
  99   if (strcmp(Lang,"C") != 0)
 100     _error->Warning("Wrong language code %s", Lang);
 101
 102   return false;
 103 }
 104                                                                         /*}}}*/
 105 // IndexFile::LanguageCode - Return the Language Code                   /*{{{*/
 106 // ---------------------------------------------------------------------
 107 /* return the language code */
 108 string pkgIndexFile::LanguageCode()
 109 {
 110   const string Translation = _config->Find("APT::Acquire::Translation");
 111
 112   if (Translation.compare("environment") == 0)
 113   {
 114      string lang = std::setlocale(LC_MESSAGES,NULL);
 115
 116      // we have a mapping of the language codes that contains all the language
 117      // codes that need the country code as well
 118      // (like pt_BR, pt_PT, sv_SE, zh_*, en_*)
 119      char *need_full_langcode[] = { "pt","sv","zh","en", NULL };
 120      for(char **s = need_full_langcode;*s != NULL; s++)
 121         if(lang.find(*s) == 0)
 122            return lang.substr(0,5);
 123
 124      if(lang.size() > 2)
 125         return lang.substr(0,2);
 126      else
 127         return lang;
 128   }
 129   else
 130      return Translation;
 131 }
 132                                                                         /*}}}*/