pages.rb in refinerycms-0.9.8.1

- old
+ new

@@ -1,9 +1,14 @@
 require 'refinery'
+require 'awesome_nested_set'
 
 module Refinery
   module Pages
     class Engine < Rails::Engine
+
+      # Register cache sweeper, ensuring that we don't overwrite any other observers.
+      config.autoload_paths += %W(#{config.root}/app/sweepers)
+      (config.active_record.observers ||= []) << :page_sweeper
 
       config.after_initialize do
         Refinery::Plugin.register do |plugin|
           plugin.name = "refinery_pages"
           plugin.directory = "pages"