Merge commit 'rails/master'

1 files changed, 13 insertions, 1 deletions

diff --git a/actionpack/lib/action_controller/metal/hide_actions.rb b/actionpack/lib/action_controller/metal/hide_actions.rb
index af68c772b1..cdacdc40a6 100644
--- a/actionpack/lib/action_controller/metal/hide_actions.rb
+++ b/actionpack/lib/action_controller/metal/hide_actions.rb
@@ -13,7 +13,9 @@ module ActionController
     # Overrides AbstractController::Base#action_method? to return false if the
     # action name is in the list of hidden actions.
     def action_method?(action_name)
-      !hidden_actions.include?(action_name) && super
+      self.class.visible_action?(action_name) do
+        !hidden_actions.include?(action_name) && super
+      end
     end
 
     module ClassMethods
@@ -25,6 +27,16 @@ module ActionController
         hidden_actions.merge(args.map! {|a| a.to_s })
       end
 
+      def inherited(klass)
+        klass.instance_variable_set("@visible_actions", {})
+        super
+      end
+
+      def visible_action?(action_name)
+        return @visible_actions[action_name] if @visible_actions.key?(action_name)
+        @visible_actions[action_name] = yield
+      end
+
       # Overrides AbstractController::Base#action_methods to remove any methods
       # that are listed as hidden methods.
       def action_methods