lib/nitro/caching/actions.rb in nitro-0.27.0 vs lib/nitro/caching/actions.rb in nitro-0.28.0

@@ -1,52 +1,58 @@
 require 'fileutils'
 
+require 'nitro/caching/fragments'
+
 module Nitro
 
 # Adds support for caching.
 
 module Caching
 
-  # Action caching.
+  # Action caching is a set of helper to allow the caching
+  # generated by an action. In the caching hierarchy it lies
+  # between Output caching (top action, full page) and fragment
+  # caching (fine-grained caching).
 
   module Actions 
 
-    def self.append_features(base) # :nodoc: 
-      super
+    def self.included(base) # :nodoc: 
       base.extend(ClassMethods)
     end
 
     module ClassMethods
 
       def cache_action(*actions)
         return unless caching_enabled?
         
-        before_filter(
+        before(
           %{
             fragment_name = "\#\{@action_name\}\#{@request.query_string}"
-            if fragment = Fragment.get(fragment_name)
+            if fragment = Fragments.get(fragment_name)
               @out = fragment
               return
             end
           },
           :only => actions
         )
         
-        after_filter(
+        after(
           %{ 
             fragment_name = "\#\{@action_name\}\#{@request.query_string}"
-            Fragment.put(fragment_name, @out) 
+            Fragments.put(fragment_name, @out) 
           },
           :only => actions
         )
       end
       
     end
 
     private 
 
+    # Expire the cached fragment of the given actions.
+    #
     #--
-    # FIXME: not implemented.
+    # FIXME: not very good implementation?
     #++
     
     def expire_action(*actions)
       return unless caching_enabled?