Merge pull request activeadmin#226 from shayfrendt/skip_before_filter

Add support for skip_before_filter to the DSL

Author: gregbell

lib/active_admin/application.rb

@@ -158,6 +158,10 @@ def before_filter(*args, &block)
       ResourceController.before_filter(*args, &block)
     end
 
+    def skip_before_filter(*args, &block)
+      ResourceController.skip_before_filter(*args, &block)
+    end
+
     def after_filter(*args, &block)
       ResourceController.after_filter(*args, &block)
     end

lib/active_admin/dsl.rb

@@ -207,7 +207,7 @@ def collection_action(name, options = {}, &block)
 
 
     # Standard rails filters
-    delegate :before_filter, :after_filter, :around_filter, :to => :controller
+    delegate :before_filter, :skip_before_filter, :after_filter, :around_filter, :to => :controller
 
     # Specify which actions to create in the controller
     #

spec/unit/controller_filters_spec.rb

@@ -9,6 +9,13 @@
       application.before_filter :my_filter, :only => :show
     end
   end
+  
+  describe "skip before filters" do
+    it "should add a new skip before filter to ActiveAdmin::ResourceController" do
+      ActiveAdmin::ResourceController.should_receive(:skip_before_filter).and_return(true)
+      application.skip_before_filter :my_filter, :only => :show
+    end
+  end
 
   describe "after filters" do
     it "should add a new after filter to ActiveAdmin::ResourceController" do