index: Add support for new filename format of delta packages

Also store release numbers instead of build numbers.

pisi/index.py

@@ -140,17 +140,25 @@ class Index(xmlfile.XmlFile):
             md.package.additionalFiles = None
 
             if md.package.name in deltas:
+                name, version, release, distro_id, arch = \
+                        util.split_package_filename(path)
+
                 for delta_path in deltas[md.package.name]:
+                    src_release, dst_release, delta_distro_id, delta_arch = \
+                            util.split_delta_package_filename(delta_path)[1:]
+
+                    # Add only delta to latest build of the package
+                    if dst_release != md.package.release or \
+                            (delta_distro_id, delta_arch) != (distro_id, arch):
+                        continue
+
                     delta = metadata.Delta()
                     delta.packageURI = util.removepathprefix(repo_uri, delta_path)
                     delta.packageSize = long(os.path.getsize(delta_path))
                     delta.packageHash = util.sha1_file(delta_path)
-                    name, buildFrom, buildTo = util.parse_delta_package_name(delta_path)
-                    delta.buildFrom = buildFrom
+                    delta.releaseFrom = src_release
 
-                    # Add only delta to latest build of the package
-                    if int(buildTo) == int(md.package.build):
-                        md.package.deltaPackages.append(delta)
+                    md.package.deltaPackages.append(delta)
 
             self.packages.append(md.package)
 

pisi/metadata.py

@@ -33,6 +33,7 @@ class Delta:
     t_PackageSize = [ autoxml.Long, autoxml.optional]
     t_PackageHash = [ autoxml.String, autoxml.optional, "SHA1Sum" ]
     a_buildFrom = [autoxml.String, autoxml.optional]
+    a_releaseFrom = [autoxml.String, autoxml.optional]
 
 class Source:
     __metaclass__ = autoxml.autoxml
@@ -57,9 +58,9 @@ class Package(specfile.Package, xmlfile.XmlFile):
 
     t_Source = [ Source, autoxml.optional]
 
-    def get_delta(self, buildFrom):
+    def get_delta(self, release):
         for delta in self.deltaPackages:
-            if delta.buildFrom == str(buildFrom):
+            if delta.releaseFrom == str(release):
                 return delta
         else:
             return None