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 642a750d41d201835e68aa59b5338353da2e373a..cce17403db97d9ce8cc472a8165f85a7468d2894 100644 (file)
--- a/apt-pkg/indexfile.cc
+++ b/apt-pkg/indexfile.cc
@@ -10,10 +10,18 @@
 // Include Files                                                       /*{{{*/
 #include<config.h>
 
 // Include Files                                                       /*{{{*/
 #include<config.h>
 

+#include <apt-pkg/configuration.h>

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

+#include <apt-pkg/fileutl.h>

 #include <apt-pkg/aptconfiguration.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>
                                                                        /*}}}*/


@@ -42,29 +50,28 @@ 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                                       /*{{{*/

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

 {
    return std::string();
 }
                                                                        /*}}}*/
 // IndexFile::FindInCache - Stub                                       /*{{{*/
 {
    return std::string();
 }
                                                                        /*}}}*/
 // 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                                       /*{{{*/

-// ---------------------------------------------------------------------
-/* */
-std::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 std::string();
 }
 {
    return std::string();
 }


@@ -82,7 +89,7 @@ bool pkgIndexFile::TranslationsAvailable() {
    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 */
    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 */

-__attribute__ ((deprecated)) bool pkgIndexFile::CheckLanguageCode(const char *Lang)
+APT_DEPRECATED bool pkgIndexFile::CheckLanguageCode(const char *Lang)

 {
   if (strlen(Lang) == 2 || (strlen(Lang) == 5 && Lang[2] == '_'))
     return true;
 {
   if (strlen(Lang) == 2 || (strlen(Lang) == 5 && Lang[2] == '_'))
     return true;


@@ -98,9 +105,129 @@ __attribute__ ((deprecated)) bool pkgIndexFile::CheckLanguageCode(const char *La
 /* 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 */
 /* 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 */

-__attribute__ ((deprecated)) std::string pkgIndexFile::LanguageCode() {
+APT_DEPRECATED std::string pkgIndexFile::LanguageCode() {

        if (TranslationsAvailable() == false)
                return "";
        return APT::Configuration::getLanguages()[0];
 }
                                                                        /*}}}*/
        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)
+{
+}
+                                                                       /*}}}*/
+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();
+
+   FileFd f(IndexFileName(), FileFd::ReadOnly, FileFd::Extension);
+   if (!f.Failed())
+      size = f.Size();
+
+   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() {}