1 files changed, 63 insertions, 0 deletions
diff --git a/apt-pkg/indexfile.cc b/apt-pkg/indexfile.cc
index 49665161d..fad38772b 100644
--- a/apt-pkg/indexfile.cc
+++ b/apt-pkg/indexfile.cc
@@ -12,8 +12,11 @@
 #pragma implementation "apt-pkg/indexfile.h"
 #endif
 
+#include <apt-pkg/configuration.h>
 #include <apt-pkg/indexfile.h>
 #include <apt-pkg/error.h>
+
+#include <clocale>
 									/*}}}*/
 
 // Global list of Item supported
@@ -67,3 +70,63 @@ string pkgIndexFile::SourceInfo(pkgSrcRecords::Parser const &Record,
    return string();
 }
 									/*}}}*/
+// IndexFile::TranslationsAvailable - Check if will use Translation    /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+bool pkgIndexFile::TranslationsAvailable()
+{
+  const string Translation = _config->Find("APT::Acquire::Translation", "environment");
+  
+  if (Translation.compare("none") != 0)
+    return CheckLanguageCode(LanguageCode().c_str());
+  else
+    return false;
+}
+									/*}}}*/
+// IndexFile::CheckLanguageCode - Check the Language Code   	        /*{{{*/
+// ---------------------------------------------------------------------
+/* */
+/* common cases: de_DE, de_DE@euro, de_DE.UTF-8, de_DE.UTF-8@euro,
+                 de_DE.ISO8859-1, tig_ER
+                 more in /etc/gdm/locale.conf 
+*/
+
+bool pkgIndexFile::CheckLanguageCode(const char *Lang)
+{
+  if (strlen(Lang) == 2 || (strlen(Lang) == 5 && Lang[2] == '_'))
+    return true;
+
+  if (strcmp(Lang,"C") != 0)
+    _error->Warning("Wrong language code %s", Lang);
+
+  return false;
+}
+									/*}}}*/
+// IndexFile::LanguageCode - Return the Language Code            	/*{{{*/
+// ---------------------------------------------------------------------
+/* return the language code */
+string pkgIndexFile::LanguageCode()
+{
+  const string Translation = _config->Find("APT::Acquire::Translation", "environment");
+
+  if (Translation.compare("environment") == 0) 
+  {
+     string lang = std::setlocale(LC_MESSAGES,NULL);
+
+     // we have a mapping of the language codes that contains all the language
+     // codes that need the country code as well 
+     // (like pt_BR, pt_PT, sv_SE, zh_*, en_*)
+     char *need_full_langcode[] = { "pt","sv","zh","en", NULL };
+     for(char **s = need_full_langcode;*s != NULL; s++)
+	if(lang.find(*s) == 0)
+	   return lang.substr(0,5);
+     
+     if(lang.size() > 2)
+	return lang.substr(0,2);
+     else
+	return lang;
+  }
+  else 
+     return Translation;
+}
+									/*}}}*/