From ad9364e4f0e8a65c2ae16fab9508485e5d915bd2 Mon Sep 17 00:00:00 2001
From: Ishan Jayawardena <udeshike@gmail.com>
Date: Fri, 8 Jul 2011 21:09:25 +0530
Subject: added support for a 'debdelta' entry in the sources.list file and
 modified existing implementation of replacement rule.

---
 apt-pkg/acquire-item.cc     |  5 ++---
 apt-pkg/deb/debindexfile.cc | 12 ++++++++----
 apt-pkg/deb/debmetaindex.cc | 21 ++++++++++++++++++++-
 apt-pkg/init.cc             |  3 ++-
 4 files changed, 32 insertions(+), 9 deletions(-)

(limited to 'apt-pkg')

diff --git a/apt-pkg/acquire-item.cc b/apt-pkg/acquire-item.cc
index 9b7eeaa35..4160767b7 100644
--- a/apt-pkg/acquire-item.cc
+++ b/apt-pkg/acquire-item.cc
@@ -2291,11 +2291,10 @@ void pkgAcqDebdelta::Finished()
 
 bool pkgAcqDebdelta::ReplaceURI()
 {
-   if (_config->Find("Aquire::Debdelta::Replace-Rule::Replace-URI", "empty") == "empty")
-      return _error->Error("[Debdelta] Could not find a Replace-URI");
-   const Configuration::Item* item =_config->Tree("Aquire::Debdelta::Replace-Rule::URI-Space");
+   const Configuration::Item* item =_config->Tree("Aquire::Debdelta::Replace-Rule");
    for (item = item->Child; item != 0; item = item->Next) {
       size_t pos = 0;
+      // see if the Des.URI is available in the URI-Space
       if ((pos = Desc.URI.find(item->Tag, pos)) != std::string::npos)
       {
 	 Desc.URI.replace(pos, item->Tag.length(), item->Value);
diff --git a/apt-pkg/deb/debindexfile.cc b/apt-pkg/deb/debindexfile.cc
index 4c8a6719d..4f549b7db 100644
--- a/apt-pkg/deb/debindexfile.cc
+++ b/apt-pkg/deb/debindexfile.cc
@@ -176,10 +176,14 @@ debPackagesIndex::debPackagesIndex(string const &URI, string const &Dist, string
 					bool const &Trusted, string const &Arch) :
                   pkgIndexFile(Trusted), URI(URI), Dist(Dist), Section(Section), Architecture(Arch)
 {
-	if (Architecture == "native")
-		Architecture = _config->Find("APT::Architecture");
-        _config->Set("Aquire::Debdelta::Replace-Rule::URI-Space::"+URI,
-                _config->Find("Aquire::Debdelta::Replace-Rule::Replace-URI"));
+   if (Architecture == "native")
+      Architecture = _config->Find("APT::Architecture");
+   string ReplacementItem = "Aquire::Debdelta::Replace-Rule::" + URI;//::URI::URI(URI);
+   string ReplacementDefault = _config->Find("Aquire::Debdelta::Replace-Rule::Default");
+   _config->Set(ReplacementItem, _config->Find(ReplacementItem, ReplacementDefault));
+        
+   //std::cerr << "==== Replacement rule: " << ReplacementItem
+   //          << " => "<< ReplacementDefault << std::endl;
 }
 									/*}}}*/
 // PackagesIndex::ArchiveInfo - Short version of the archive url	/*{{{*/
diff --git a/apt-pkg/deb/debmetaindex.cc b/apt-pkg/deb/debmetaindex.cc
index a91cc34e9..5c4a591f1 100644
--- a/apt-pkg/deb/debmetaindex.cc
+++ b/apt-pkg/deb/debmetaindex.cc
@@ -425,8 +425,27 @@ class debSLTypeDebSrc : public debSLTypeDebian
    {
       Name = "deb-src";
       Label = "Standard Debian source tree";
-   }   
+   }
+};
+
+class debSLTypeDebdelta : public debSLTypeDebian
+{
+public:
+
+   bool CreateItem(vector<metaIndex *> &List, string const &URI,
+		   string const &Dist, string const &Section,
+		   std::map<string, string> const &Options) const
+   {
+      return CreateItemInternal(List, URI, Dist, Section, false, Options);
+   }
+   
+   debSLTypeDebdelta()
+   {
+      Name = "debdelta";
+      Label = "Standard Debdelta tree";
+   }
 };
 
 debSLTypeDeb _apt_DebType;
 debSLTypeDebSrc _apt_DebSrcType;
+debSLTypeDebdelta _apt_DebdeltaType;
diff --git a/apt-pkg/init.cc b/apt-pkg/init.cc
index ef43c4415..55b6b64f4 100644
--- a/apt-pkg/init.cc
+++ b/apt-pkg/init.cc
@@ -41,7 +41,8 @@ bool pkgInitConfig(Configuration &Cnf)
    Cnf.Set("Dir","/");
    
    // Debdelta replacement rule
-   Cnf.Set("Aquire::Debdelta::Replace-Rule::Replace-URI", "http://debdeltas.debian.net/debian-deltas/");
+   Cnf.Set("Aquire::Debdelta::Replace-Rule::Default", "http://debdeltas.debian.net/debian-deltas/");
+   Cnf.Set("Aquire::Debdelta::Replace-Rule::http://security.debian.org/", "http://debdeltas.debian.net/debian-security-deltas/");
    // State   
    Cnf.Set("Dir::State","var/lib/apt/");
    
-- 
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