From a5d80f84d269bba6b0f0802612f29df1ee09d720 Mon Sep 17 00:00:00 2001
From: Carlhuda <carlhuda@engineyard.com>
Date: Thu, 18 Mar 2010 18:12:04 -0700
Subject: Each controller class has it's own view context subclass. This
 removes the need for ActionView::Base.for_controller

---
 actionpack/lib/abstract_controller/rendering.rb | 28 +++++++++++++++++++++----
 1 file changed, 24 insertions(+), 4 deletions(-)

(limited to 'actionpack/lib/abstract_controller/rendering.rb')

diff --git a/actionpack/lib/abstract_controller/rendering.rb b/actionpack/lib/abstract_controller/rendering.rb
index 402ad7c8d7..58d339d563 100644
--- a/actionpack/lib/abstract_controller/rendering.rb
+++ b/actionpack/lib/abstract_controller/rendering.rb
@@ -42,18 +42,38 @@ module AbstractController
       I18n.config = old_config
     end
 
+    module ClassMethods
+      def view_context_class
+        @view_context_class ||= begin
+          controller = self
+          Class.new(ActionView::Base) do
+            if controller.respond_to?(:_helpers)
+              include controller._helpers
+              # TODO: Fix RJS to not require this
+              self.helpers = controller._helpers
+            end
+          end
+        end
+      end
+    end
+
+    attr_writer :view_context_class
+
+    def view_context_class
+      @view_context_class || self.class.view_context_class
+    end
+
     # An instance of a view class. The default view class is ActionView::Base
     #
     # The view class must have the following methods:
-    # View.for_controller[controller]
+    # View.new[lookup_context, assigns, controller]
     #   Create a new ActionView instance for a controller
-    # View#render_template[options]
+    # View#render[options]
     #   Returns String with the rendered template
     #
     # Override this method in a module to change the default behavior.
     def view_context
-      klass = ActionView::Base.for_controller(self)
-      klass.new(lookup_context, view_assigns, self)
+      view_context_class.new(lookup_context, view_assigns, self)
     end
 
     # Normalize arguments, options and then delegates render_to_body and
-- 
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