add volatile sources support in libapt-pkg

[apt.git] / apt-pkg / indexfile.cc

diff --git a/apt-pkg/indexfile.cc b/apt-pkg/indexfile.cc
index 9b85a8cf83422dfdcdcfd005614bc8e048947dc2..cce17403db97d9ce8cc472a8165f85a7468d2894 100644 (file)
--- a/apt-pkg/indexfile.cc
+++ b/apt-pkg/indexfile.cc
@@ -8,10 +8,20 @@
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/
    ##################################################################### */
                                                                        /*}}}*/
 // Include Files                                                       /*{{{*/

+#include<config.h>
+

 #include <apt-pkg/configuration.h>
 #include <apt-pkg/indexfile.h>
 #include <apt-pkg/error.h>
 #include <apt-pkg/configuration.h>
 #include <apt-pkg/indexfile.h>
 #include <apt-pkg/error.h>

+#include <apt-pkg/fileutl.h>
+#include <apt-pkg/aptconfiguration.h>
+#include <apt-pkg/pkgcache.h>
+#include <apt-pkg/cacheiterators.h>
+#include <apt-pkg/srcrecords.h>
+#include <apt-pkg/macros.h>

 
 

+#include <string>
+#include <vector>

 #include <clocale>
 #include <cstring>
                                                                        /*}}}*/
 #include <clocale>
 #include <cstring>
                                                                        /*}}}*/


@@ -27,7 +37,8 @@ unsigned long pkgIndexFile::Type::GlobalListLen = 0;
 pkgIndexFile::Type::Type()
 {
    ItmList[GlobalListLen] = this;
 pkgIndexFile::Type::Type()
 {
    ItmList[GlobalListLen] = this;

-   GlobalListLen++;   
+   GlobalListLen++;
+   Label = NULL;

 }
                                                                        /*}}}*/
 // Type::GetType - Locate the type by name                             /*{{{*/
 }
                                                                        /*}}}*/
 // Type::GetType - Locate the type by name                             /*{{{*/


@@ -39,61 +50,49 @@ pkgIndexFile::Type *pkgIndexFile::Type::GetType(const char *Type)
       if (strcmp(GlobalList[I]->Label,Type) == 0)
         return GlobalList[I];
    return 0;
       if (strcmp(GlobalList[I]->Label,Type) == 0)
         return GlobalList[I];
    return 0;

+}
+                                                                       /*}}}*/
+pkgIndexFile::pkgIndexFile(bool Trusted) :                             /*{{{*/
+   d(NULL), Trusted(Trusted)
+{

 }
                                                                        /*}}}*/
 // IndexFile::ArchiveInfo - Stub                                       /*{{{*/
 }
                                                                        /*}}}*/
 // IndexFile::ArchiveInfo - Stub                                       /*{{{*/

-// ---------------------------------------------------------------------
-/* */
-string pkgIndexFile::ArchiveInfo(pkgCache::VerIterator Ver) const
+std::string pkgIndexFile::ArchiveInfo(pkgCache::VerIterator /*Ver*/) const

 {
 {

-   return string();
+   return std::string();

 }
                                                                        /*}}}*/
 // IndexFile::FindInCache - Stub                                       /*{{{*/
 }
                                                                        /*}}}*/
 // IndexFile::FindInCache - Stub                                       /*{{{*/

-// ---------------------------------------------------------------------
-/* */

 pkgCache::PkgFileIterator pkgIndexFile::FindInCache(pkgCache &Cache) const
 {
    return pkgCache::PkgFileIterator(Cache);
 }
                                                                        /*}}}*/
 // IndexFile::SourceIndex - Stub                                       /*{{{*/
 pkgCache::PkgFileIterator pkgIndexFile::FindInCache(pkgCache &Cache) const
 {
    return pkgCache::PkgFileIterator(Cache);
 }
                                                                        /*}}}*/
 // IndexFile::SourceIndex - Stub                                       /*{{{*/

-// ---------------------------------------------------------------------
-/* */
-string pkgIndexFile::SourceInfo(pkgSrcRecords::Parser const &Record,
-                               pkgSrcRecords::File const &File) const
+std::string pkgIndexFile::SourceInfo(pkgSrcRecords::Parser const &/*Record*/,
+                               pkgSrcRecords::File const &/*File*/) const

 {
 {

-   return string();
+   return std::string();

 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/

-// IndexFile::TranslationsAvailable - Check if will use Translation    /*{{{*/
+// IndexFile::TranslationsAvailable - Check if will use Translation    /*{{{*/

 // ---------------------------------------------------------------------
 /* */
 // ---------------------------------------------------------------------
 /* */

-bool pkgIndexFile::TranslationsAvailable()
-{
-  const string Translation = _config->Find("APT::Acquire::Translation");
-  
-  if (Translation.compare("none") != 0)
-    return CheckLanguageCode(LanguageCode().c_str());
-  else
-    return false;
+bool pkgIndexFile::TranslationsAvailable() {
+       return (APT::Configuration::getLanguages().empty() != true);

 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/

-// IndexFile::CheckLanguageCode - Check the Language Code              /*{{{*/
+// 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)
+/* No intern need for this method anymore as the check for correctness
+   is already done in getLanguages(). Note also that this check is
+   rather bad (doesn't take three character like ast into account).
+   TODO: Remove method with next API break */
+APT_DEPRECATED bool pkgIndexFile::CheckLanguageCode(const char *Lang)

 {
 {

-  if (strlen(Lang) == 2 || 
-      strlen(Lang) == 3 ||
-      (strlen(Lang) > 3 && Lang[3] == '_') ||
-      (strlen(Lang) == 5 && Lang[2] == '_'))
-  return true;
+  if (strlen(Lang) == 2 || (strlen(Lang) == 5 && Lang[2] == '_'))
+    return true;

 
   if (strcmp(Lang,"C") != 0)
     _error->Warning("Wrong language code %s", Lang);
 
   if (strcmp(Lang,"C") != 0)
     _error->Warning("Wrong language code %s", Lang);


@@ -101,35 +100,134 @@ bool pkgIndexFile::CheckLanguageCode(const char *Lang)
   return false;
 }
                                                                        /*}}}*/
   return false;
 }
                                                                        /*}}}*/

-// IndexFile::LanguageCode - Return the Language Code                  /*{{{*/
+// IndexFile::LanguageCode - Return the Language Code                  /*{{{*/

 // ---------------------------------------------------------------------
 // ---------------------------------------------------------------------

-/* return the language code */
-string pkgIndexFile::LanguageCode()
+/* As we have now possibly more than one LanguageCode this method is
+   supersided by a) private classmembers or b) getLanguages().
+   TODO: Remove method with next API break */
+APT_DEPRECATED std::string pkgIndexFile::LanguageCode() {
+       if (TranslationsAvailable() == false)
+               return "";
+       return APT::Configuration::getLanguages()[0];
+}
+                                                                       /*}}}*/
+
+// IndexTarget - Constructor                                           /*{{{*/
+IndexTarget::IndexTarget(std::string const &MetaKey, std::string const &ShortDesc,
+      std::string const &LongDesc, std::string const &URI, bool const IsOptional,
+      bool const KeepCompressed, std::map<std::string, std::string> const &Options) :
+   URI(URI), Description(LongDesc), ShortDesc(ShortDesc), MetaKey(MetaKey),
+   IsOptional(IsOptional), KeepCompressed(KeepCompressed), Options(Options)

 {
 {

-  const string Translation = _config->Find("APT::Acquire::Translation");
+}
+                                                                       /*}}}*/
+std::string IndexTarget::Option(OptionKeys const EnumKey) const                /*{{{*/
+{
+   std::string Key;
+   switch (EnumKey)
+   {
+#define APT_CASE(X) case X: Key = #X; break
+      APT_CASE(SITE);
+      APT_CASE(RELEASE);
+      APT_CASE(COMPONENT);
+      APT_CASE(LANGUAGE);
+      APT_CASE(ARCHITECTURE);
+      APT_CASE(BASE_URI);
+      APT_CASE(REPO_URI);
+      APT_CASE(TARGET_OF);
+      APT_CASE(CREATED_BY);
+#undef APT_CASE
+      case FILENAME: return _config->FindDir("Dir::State::lists") + URItoFileName(URI);
+      case EXISTING_FILENAME:
+        std::string const filename = Option(FILENAME);
+        std::vector<std::string> const types = APT::Configuration::getCompressionTypes();
+        for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+        {
+           if (t->empty())
+              continue;
+           std::string const file = (*t == "uncompressed") ? filename : (filename + "." + *t);
+           if (FileExists(file))
+              return file;
+        }
+        return "";
+   }
+   std::map<std::string,std::string>::const_iterator const M = Options.find(Key);
+   if (M == Options.end())
+      return "";
+   return M->second;
+}
+                                                                       /*}}}*/
+std::string IndexTarget::Format(std::string format) const              /*{{{*/
+{
+   for (std::map<std::string, std::string>::const_iterator O = Options.begin(); O != Options.end(); ++O)
+   {
+      format = SubstVar(format, std::string("$(") + O->first + ")", O->second);
+   }
+   format = SubstVar(format, "$(METAKEY)", MetaKey);
+   format = SubstVar(format, "$(SHORTDESC)", ShortDesc);
+   format = SubstVar(format, "$(DESCRIPTION)", Description);
+   format = SubstVar(format, "$(URI)", URI);
+   format = SubstVar(format, "$(FILENAME)", Option(IndexTarget::FILENAME));
+   return format;
+}
+                                                                       /*}}}*/
+
+pkgIndexTargetFile::pkgIndexTargetFile(IndexTarget const &Target, bool const Trusted) :/*{{{*/
+   pkgIndexFile(Trusted), d(NULL), Target(Target)
+{
+}
+                                                                       /*}}}*/
+std::string pkgIndexTargetFile::ArchiveURI(std::string File) const/*{{{*/
+{
+   return Target.Option(IndexTarget::REPO_URI) + File;
+}
+                                                                       /*}}}*/
+std::string pkgIndexTargetFile::Describe(bool Short) const             /*{{{*/
+{
+   if (Short)
+      return Target.Description;
+   return Target.Description + " (" + IndexFileName() + ")";
+}
+                                                                       /*}}}*/
+std::string pkgIndexTargetFile::IndexFileName() const                  /*{{{*/
+{
+   std::string const s = Target.Option(IndexTarget::FILENAME);
+   if (FileExists(s))
+      return s;
+
+   std::vector<std::string> types = APT::Configuration::getCompressionTypes();
+   for (std::vector<std::string>::const_iterator t = types.begin(); t != types.end(); ++t)
+   {
+      std::string p = s + '.' + *t;
+      if (FileExists(p))
+         return p;
+   }
+   return s;
+}
+                                                                       /*}}}*/
+unsigned long pkgIndexTargetFile::Size() const                         /*{{{*/
+{
+   unsigned long size = 0;
+
+   /* we need to ignore errors here; if the lists are absent, just return 0 */
+   _error->PushToStack();

 
 

-  if (Translation.compare("environment") == 0) 
-  {
-     string lang = std::setlocale(LC_MESSAGES,NULL);
+   FileFd f(IndexFileName(), FileFd::ReadOnly, FileFd::Extension);
+   if (!f.Failed())
+      size = f.Size();

 
 

-     // 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_*)
-     const char *need_full_langcode[] = { "en_", 
-                                         "pt_",
-                                         "sv_",
-                                         "zh_", 
-                                         NULL };
-     for(const char **s = need_full_langcode;*s != NULL; s++)
-       if(lang.find(*s) == 0)
-          return lang.substr(0,5);
-     
-     if(lang.find("_") != lang.npos)
-       return lang.substr(0, lang.find("_"));
-     else
-       return lang;
-  }
-  else 
-     return Translation;
+   if (_error->PendingError() == true)
+       size = 0;
+   _error->RevertToStack();
+
+   return size;

 }
                                                                        /*}}}*/
 }
                                                                        /*}}}*/

+bool pkgIndexTargetFile::Exists() const                                        /*{{{*/
+{
+   return FileExists(IndexFileName());
+}
+                                                                       /*}}}*/
+
+APT_CONST pkgIndexFile::~pkgIndexFile() {}
+APT_CONST pkgIndexTargetFile::~pkgIndexTargetFile() {}