lib/cantango/permits/permit.rb in cantango-0.9.4 vs lib/cantango/permits/permit.rb in cantango-0.9.4.1

@@ -16,12 +16,28 @@
       # strategy is used to control the owns strategy (see rules.rb)
       attr_reader :ability, :strategy, :disabled
 
       delegate :cached?, :options, :subject, :user, :user_account, :to => :ability
 
+      def self.inherited(subclass)
+        register subclass.name.split('::').last.sub(/Permit$/, '').underscore.to_sym, subclass
+      end
+
+      def self.register permit, subclass
+        available_permits[permit] = subclass
+      end
+
+      def self.available_permits
+        CanTango.config.permits.available_permits
+      end
+
       # creates the permit
       def initialize ability
         @ability  = ability
+      end
+
+      def hash_key
+        nil
       end
 
       def permit_type
         self.class.type
       end