1 files changed, 32 insertions, 0 deletions
diff --git a/actionpack/lib/action_controller/macros/in_place_editing.rb b/actionpack/lib/action_controller/macros/in_place_editing.rb
new file mode 100644
index 0000000000..d096e57e9e
--- /dev/null
+++ b/actionpack/lib/action_controller/macros/in_place_editing.rb
@@ -0,0 +1,32 @@
+module ActionController
+  module Macros
+    module InPlaceEditing #:nodoc:
+      def self.append_features(base) #:nodoc:
+        super
+        base.extend(ClassMethods)
+      end
+
+      # Example:
+      #
+      #   # Controller
+      #   class BlogController < ApplicationController
+      #     in_place_edit_for :post, :title
+      #   end
+      #
+      #   # View
+      #   <%= in_place_editor_field :post, title %>
+      #
+      # For help on defining an in place editor in the browser,
+      # see ActionView::Helpers::JavaScriptHelper.
+      module ClassMethods
+        def in_place_edit_for(object, attribute, options = {})
+          define_method("set_#{object}_#{attribute}") do
+            @item = object.to_s.camelize.constantize.find(params[:id])
+            @item.update_attribute(attribute, params[:value])
+            render :text => @item.send(attribute)
+          end
+        end
+      end
+    end
+  end
+end