2 files changed, 23 insertions, 2 deletions
diff --git a/actionpack/lib/action_controller/routing/generation/polymorphic_routes.rb b/actionpack/lib/action_controller/routing/generation/polymorphic_routes.rb
index d9b614c237..c6f7de17bd 100644
--- a/actionpack/lib/action_controller/routing/generation/polymorphic_routes.rb
+++ b/actionpack/lib/action_controller/routing/generation/polymorphic_routes.rb
@@ -112,8 +112,7 @@ module ActionController
     # Returns the path component of a URL for the given record. It uses
     # <tt>polymorphic_url</tt> with <tt>:routing_type => :path</tt>.
     def polymorphic_path(record_or_hash_or_array, options = {})
-      options[:routing_type] = :path
-      polymorphic_url(record_or_hash_or_array, options)
+      polymorphic_url(record_or_hash_or_array, options.merge(:routing_type => :path))
     end
 
     %w(edit new).each do |action|
diff --git a/actionpack/lib/action_view/helpers/capture_helper.rb b/actionpack/lib/action_view/helpers/capture_helper.rb
index a8b5a9dbb9..c90acc5ac2 100644
--- a/actionpack/lib/action_view/helpers/capture_helper.rb
+++ b/actionpack/lib/action_view/helpers/capture_helper.rb
@@ -117,6 +117,28 @@ module ActionView
         @_content_for[name]
       end
 
+      # content_for? simply checks whether any content has been captured yet using content_for
+      # Useful to render parts of your layout differently based on what is in your views.
+      # 
+      # ==== Examples
+      #
+      # Perhaps you will use different css in you layout if no content_for :right_column
+      #
+      #   <%# This is the layout %>
+      #   <html xmlns="http://www.w3.org/1999/xhtml" xml:lang="en" lang="en">
+      #   <head>
+      #	    <title>My Website</title>
+      #	    <%= yield :script %>
+      #   </head>
+      #   <body class="<%= content_for?(:right_col) ? 'one-column' : 'two-column' %>">
+      #     <%= yield %>
+      #     <%= yield :right_col %>
+      #   </body>
+      #   </html>
+      def content_for?(name)
+        @_content_for[name].present?
+      end
+
       # Use an alternate output buffer for the duration of the block.
       # Defaults to a new empty string.
       def with_output_buffer(buf = nil) #:nodoc: