From e3c1cfc767f17f5e9b2cd99f2658db3d6ac8edd9 Mon Sep 17 00:00:00 2001
From: David Kalnischkies <david@kalnischkies.de>
Date: Thu, 11 Jun 2015 11:38:04 +0200
Subject: use IndexTarget to get to IndexFile

Removes a bunch of duplicated code in the deb-specific parts. Especially
the Description part is now handled centrally by IndexTarget instead of
being duplicated to the derivations of IndexFile.

Git-Dch: Ignore
---
 apt-pkg/indexfile.h | 58 ++++++++++++++++++++++++++++++++++++++++++++++++-----
 1 file changed, 53 insertions(+), 5 deletions(-)

(limited to 'apt-pkg/indexfile.h')

diff --git a/apt-pkg/indexfile.h b/apt-pkg/indexfile.h
index 817165f08..e6e429c2c 100644
--- a/apt-pkg/indexfile.h
+++ b/apt-pkg/indexfile.h
@@ -28,6 +28,7 @@
 #include <apt-pkg/cacheiterators.h>
 #include <apt-pkg/macros.h>
 
+#include <map>
 #include <string>
 
 #ifndef APT_8_CLEANER_HEADERS
@@ -40,17 +41,48 @@ class pkgAcquire;
 class pkgCacheGenerator;
 class OpProgress;
 
+class IndexTarget							/*{{{*/
+/** \brief Information about an index file. */
+{
+   public:
+   /** \brief A URI from which the index file can be downloaded. */
+   std::string URI;
+
+   /** \brief A description of the index file. */
+   std::string Description;
+
+   /** \brief A shorter description of the index file. */
+   std::string ShortDesc;
+
+   /** \brief The key by which this index file should be
+       looked up within the meta index file. */
+   std::string MetaKey;
+
+   /** \brief Is it okay if the file isn't found in the meta index */
+   bool IsOptional;
+
+   /** \brief Target specific options defined by the implementation */
+   std::map<std::string, std::string> Options;
+
+   IndexTarget(std::string const &MetaKey, std::string const &ShortDesc,
+	 std::string const &LongDesc, std::string const &URI, bool const IsOptional,
+	 std::map<std::string, std::string> const &Options);
+
+   std::string Option(std::string const &Key) const;
+};
+									/*}}}*/
+
 class pkgIndexFile
 {
    protected:
    bool Trusted;
-     
+
    public:
 
    class Type
    {
       public:
-      
+
       // Global list of Items supported
       static Type **GlobalList;
       static unsigned long GlobalListLen;
@@ -70,7 +102,7 @@ class pkgIndexFile
    virtual std::string ArchiveInfo(pkgCache::VerIterator Ver) const;
    virtual std::string SourceInfo(pkgSrcRecords::Parser const &Record,
 			     pkgSrcRecords::File const &File) const;
-   virtual std::string Describe(bool Short = false) const = 0;   
+   virtual std::string Describe(bool Short = false) const = 0;
 
    // Interface for acquire
    virtual std::string ArchiveURI(std::string /*File*/) const {return std::string();};
@@ -95,9 +127,25 @@ class pkgIndexFile
    static std::string LanguageCode();
 
    bool IsTrusted() const { return Trusted; };
-   
-   pkgIndexFile(bool Trusted): Trusted(Trusted) {};
+
+   pkgIndexFile(bool Trusted);
    virtual ~pkgIndexFile() {};
 };
 
+class pkgIndexTargetFile : public pkgIndexFile
+{
+protected:
+   IndexTarget const Target;
+
+   std::string IndexFileName() const;
+
+public:
+   virtual std::string ArchiveURI(std::string File) const;
+   virtual std::string Describe(bool Short = false) const;
+   virtual bool Exists() const;
+   virtual unsigned long Size() const;
+
+   pkgIndexTargetFile(IndexTarget const &Target, bool const Trusted);
+};
+
 #endif
-- 
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