local_store.rb in minimart-1.2.0

- old
+ new

@@ -14,18 +14,23 @@
 
       # @param [String] directory_path The path to the local inventory
       def initialize(directory_path)
         @directory_path = directory_path
         @cookbooks      = {}
+        @metadata = {}
 
         load_local_inventory
+
       end
 
       # :nodoc:
       def add_cookbook_to_store(name, version)
         cookbooks[name] ||= []
         cookbooks[name] << version
+
+        metadata[name] ||= {}
+        metadata[name][version] = local_path_for("#{name}-#{version}")
       end
 
       # Copy a given cookbook to the local store, and record any metadata
       # about how the cookbook was downloaded.
       # @param [String] path The path to the cookbook to add to the store
@@ -43,10 +48,32 @@
       def installed?(cookbook_name, cookbook_version)
         !!(cookbooks[cookbook_name] &&
           cookbooks[cookbook_name].include?(cookbook_version))
       end
 
+      def cookbook_for_requirement(requirement)
+        #we dont handle caching for anything other than git requirements in this function.
+        return nil unless requirement.is_a?(InventoryRequirement::GitRequirement)
+        # if this is a branch, we can't assume that the commit is the same (remote could have changed)
+        return nil if requirement.branch
+
+        @metadata.each{ |cookbook, versions|
+
+          versions.each{ |version, lazy_metadata|
+            #lazy populate the metadata
+            if(lazy_metadata.is_a?(String))
+              lazy_metadata = Minimart::Mirror::DownloadMetadata.new(lazy_metadata)
+            end
+
+            if requirement.matching_source?(lazy_metadata)
+              return "#{cookbook}-#{version}"
+            end
+          }
+        }
+        return nil
+      end
+
       # Validate that a new resolved requirement is not in the local store
       # with different requirements. If we download two different branches
       # of the same cookbook and they both resolve to the same version, then we
       # raise an exception.
       # @param [Minimart::Cookbook] new_cookbook
@@ -62,9 +89,10 @@
       end
 
       private
 
       attr_reader :cookbooks
+      attr_reader :metadata
 
       def copy_cookbook(source, destination)
         FileUtils.rm_rf(destination) if Dir.exists?(destination)
         FileUtils.cp_r(source, destination)
 