Caching refactoring

1 files changed, 19 insertions, 13 deletions

diff --git a/actionpack/lib/action_controller/caching.rb b/actionpack/lib/action_controller/caching.rb
index 63429e1cbe..083d6328af 100644
--- a/actionpack/lib/action_controller/caching.rb
+++ b/actionpack/lib/action_controller/caching.rb
@@ -3,26 +3,30 @@ require 'uri'
 require 'set'
 
 module ActionController #:nodoc:
-  # Caching is a cheap way of speeding up slow applications by keeping the result of calculations, renderings, and database calls
-  # around for subsequent requests. Action Controller affords you three approaches in varying levels of granularity: Page, Action, Fragment.
+  # Caching is a cheap way of speeding up slow applications by keeping the result of
+  # calculations, renderings, and database calls around for subsequent requests.
+  # Action Controller affords you three approaches in varying levels of granularity:
+  # Page, Action, Fragment.
   #
-  # You can read more about each approach and the sweeping assistance by clicking the modules below.
-  #
-  # Note: To turn off all caching and sweeping, set Base.perform_caching = false.
+  # You can read more about each approach and the sweeping assistance by clicking the
+  # modules below.
   #
+  # Note: To turn off all caching and sweeping, set
+  #   config.action_controller.perform_caching = false.
   #
   # == Caching stores
   #
-  # All the caching stores from ActiveSupport::Cache are available to be used as backends for Action Controller caching. This setting only
-  # affects action and fragment caching as page caching is always written to disk.
+  # All the caching stores from ActiveSupport::Cache are available to be used as backends
+  # for Action Controller caching. This setting only affects action and fragment caching
+  # as page caching is always written to disk.
   #
   # Configuration examples (MemoryStore is the default):
   #
-  #   ActionController::Base.cache_store = :memory_store
-  #   ActionController::Base.cache_store = :file_store, "/path/to/cache/directory"
-  #   ActionController::Base.cache_store = :drb_store, "druby://localhost:9192"
-  #   ActionController::Base.cache_store = :mem_cache_store, "localhost"
-  #   ActionController::Base.cache_store = MyOwnStore.new("parameter")
+  #   config.action_controller.cache_store = :memory_store
+  #   config.action_controller.cache_store = :file_store, "/path/to/cache/directory"
+  #   config.action_controller.cache_store = :drb_store, "druby://localhost:9192"
+  #   config.action_controller.cache_store = :mem_cache_store, "localhost"
+  #   config.action_controller.cache_store = MyOwnStore.new("parameter")
   module Caching
     extend ActiveSupport::Concern
 
@@ -46,8 +50,10 @@ module ActionController #:nodoc:
 
       @@perform_caching = true
       cattr_accessor :perform_caching
+    end
 
-      def self.cache_configured?
+    module ClassMethods
+      def cache_configured?
         perform_caching && cache_store
       end
     end