From 8fbbdda52634991b047b7567fe3a8ec7c9a6c558 Mon Sep 17 00:00:00 2001
From: Carlhuda <carlhuda@engineyard.com>
Date: Mon, 1 Mar 2010 14:10:53 -0800
Subject: Delegate formats to the controller

---
 actionpack/lib/action_view/base.rb                 | 25 ++++++++++++++++++++--
 .../lib/action_view/helpers/prototype_helper.rb    |  4 ++++
 2 files changed, 27 insertions(+), 2 deletions(-)

(limited to 'actionpack')

diff --git a/actionpack/lib/action_view/base.rb b/actionpack/lib/action_view/base.rb
index a61017ae11..2d2b53a6ce 100644
--- a/actionpack/lib/action_view/base.rb
+++ b/actionpack/lib/action_view/base.rb
@@ -186,12 +186,21 @@ module ActionView #:nodoc:
 
     extend ActiveSupport::Memoizable
 
-    attr_accessor :base_path, :assigns, :template_extension, :formats
+    attr_accessor :base_path, :assigns, :template_extension
     attr_internal :captures
 
     def reset_formats(formats)
-      @formats = formats
+      old_formats, self.formats = self.formats, formats
+      reset_hash_key
+      yield if block_given?
+    ensure
+      if block_given?
+        self.formats = old_formats
+        reset_hash_key
+      end
+    end
 
+    def reset_hash_key
       if defined?(AbstractController::HashKey)
         # This is expensive, but we need to reset this when the format is updated,
         # which currently only happens
@@ -200,6 +209,18 @@ module ActionView #:nodoc:
       end
     end
 
+    def formats
+      controller ? controller.formats : @formats
+    end
+
+    def formats=(val)
+      if controller
+        controller.formats = val
+      else
+        @formats = val
+      end
+    end
+
     class << self
       delegate :erb_trim_mode=, :to => 'ActionView::Template::Handlers::ERB'
       delegate :logger, :to => 'ActionController::Base', :allow_nil => true
diff --git a/actionpack/lib/action_view/helpers/prototype_helper.rb b/actionpack/lib/action_view/helpers/prototype_helper.rb
index 7eb6bceca0..3c4511d931 100644
--- a/actionpack/lib/action_view/helpers/prototype_helper.rb
+++ b/actionpack/lib/action_view/helpers/prototype_helper.rb
@@ -182,10 +182,14 @@ module ActionView
         def initialize(context, &block) #:nodoc:
           context._evaluate_assigns_and_ivars
           @context, @lines = context, []
+          old_formats = @context.formats
+          @context.reset_formats([:js, :html]) if @context
           include_helpers_from_context
           @context.with_output_buffer(@lines) do
             @context.instance_exec(self, &block)
           end
+        ensure
+          @context.reset_formats(old_formats) if @context
         end
 
         private
-- 
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