From b83efadb32fe55ba7a7d23d650a8adc1a351eab7 Mon Sep 17 00:00:00 2001
From: Rick Olson <technoweenie@gmail.com>
Date: Tue, 5 Jun 2007 16:51:49 +0000
Subject: Assume html format when rendering partials in RJS. #8076 [Rick]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@6950 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/CHANGELOG                                   |  2 ++
 actionpack/lib/action_view/helpers/prototype_helper.rb |  4 ++++
 actionpack/test/controller/render_test.rb              | 15 +++++++++++++++
 actionpack/test/template/prototype_helper_test.rb      |  4 ++++
 4 files changed, 25 insertions(+)

diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 5601199b10..e155be9d46 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Assume html format when rendering partials in RJS. #8076 [Rick]
+
 * Don't double-escape url_for in views.  #8144 [Rich Collins, Josh Peek]
 
 * Allow JSON-style values for the :with option of observe_field.  Closes #8557 [kommen]
diff --git a/actionpack/lib/action_view/helpers/prototype_helper.rb b/actionpack/lib/action_view/helpers/prototype_helper.rb
index 33e52bfa6e..d1f992486f 100644
--- a/actionpack/lib/action_view/helpers/prototype_helper.rb
+++ b/actionpack/lib/action_view/helpers/prototype_helper.rb
@@ -631,9 +631,13 @@ module ActionView
             end
           
             def render(*options_for_render)
+              old_format = @context && @context.template_format
+              @context.template_format = :html if @context
               Hash === options_for_render.first ? 
                 @context.render(*options_for_render) : 
                   options_for_render.first.to_s
+            ensure
+              @context.template_format = old_format if @context
             end
           
             def javascript_object_for(object)
diff --git a/actionpack/test/controller/render_test.rb b/actionpack/test/controller/render_test.rb
index 510d1a8765..8b4149dcb4 100644
--- a/actionpack/test/controller/render_test.rb
+++ b/actionpack/test/controller/render_test.rb
@@ -142,6 +142,16 @@ class TestController < ActionController::Base
     end
   end
 
+  def respond_to_partial_as_rjs
+    respond_to do |format|
+      format.js do
+        render :update do |page|
+          page.replace :foo, :partial => 'partial'
+        end
+      end
+    end
+  end
+
   def rescue_action(e) raise end
 
   private
@@ -388,6 +398,11 @@ class RenderTest < Test::Unit::TestCase
     assert_equal %(Element.replace("foo", "partial html");), @response.body
   end
 
+  def test_should_render_html_formatted_partial_with_rjs_and_js_format
+    xhr :get, :respond_to_partial_as_rjs
+    assert_equal %(Element.replace("foo", "partial html");), @response.body
+  end
+
   def test_should_render_js_partial
     xhr :get, :partial, :format => 'js'
     assert_equal 'partial js', @response.body
diff --git a/actionpack/test/template/prototype_helper_test.rb b/actionpack/test/template/prototype_helper_test.rb
index b669d20b22..c08bf9c85e 100644
--- a/actionpack/test/template/prototype_helper_test.rb
+++ b/actionpack/test/template/prototype_helper_test.rb
@@ -15,6 +15,10 @@ class Author::Nested < Author; end
 
 
 module BaseTest
+  def self.included(base)
+    base.send :attr_accessor, :template_format
+  end
+
   include ActionView::Helpers::JavaScriptHelper
   include ActionView::Helpers::PrototypeHelper
   include ActionView::Helpers::ScriptaculousHelper
-- 
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