From 76f99a2c7019bfc07996be92c646713a82008b21 Mon Sep 17 00:00:00 2001
From: Paco Guzman <fjguzman@aspgems.com>
Date: Mon, 11 Oct 2010 09:02:53 +0200
Subject: [PATCH] data-disable-with in button_to helper

---
 actionpack/lib/action_view/helpers/url_helper.rb |    6 ++++++
 actionpack/test/template/url_helper_test.rb      |   21 +++++++++++++++++++++
 2 files changed, 27 insertions(+), 0 deletions(-)

diff --git a/actionpack/lib/action_view/helpers/url_helper.rb b/actionpack/lib/action_view/helpers/url_helper.rb
index da42d94..adf9b96 100644
--- a/actionpack/lib/action_view/helpers/url_helper.rb
+++ b/actionpack/lib/action_view/helpers/url_helper.rb
@@ -587,9 +587,11 @@ module ActionView
             html_options = html_options.stringify_keys
             html_options['data-remote'] = 'true' if link_to_remote_options?(options) || link_to_remote_options?(html_options)
 
+            disable_with = html_options.delete("disable_with")
             confirm = html_options.delete('confirm')
             method  = html_options.delete('method')
 
+            add_disable_with_to_attributes!(html_options, disable_with) if disable_with
             add_confirm_to_attributes!(html_options, confirm) if confirm
             add_method_to_attributes!(html_options, method)   if method
 
@@ -605,6 +607,10 @@ module ActionView
           html_options["data-confirm"] = confirm if confirm
         end
 
+        def add_disable_with_to_attributes!(html_options, disable_with)
+          html_options["data-disable-with"] = disable_with if disable_with
+        end
+
         def add_method_to_attributes!(html_options, method)
           html_options["rel"] = "nofollow" if method && method.to_s.downcase != "get"
           html_options["data-method"] = method if method
diff --git a/actionpack/test/template/url_helper_test.rb b/actionpack/test/template/url_helper_test.rb
index b8a7d42..a6fdf80 100644
--- a/actionpack/test/template/url_helper_test.rb
+++ b/actionpack/test/template/url_helper_test.rb
@@ -69,6 +69,13 @@ class UrlHelperTest < ActiveSupport::TestCase
     )
   end
 
+  def test_button_to_with_javascript_disable_with
+    assert_dom_equal(
+      "<form method=\"post\" action=\"http://www.example.com\" class=\"button_to\"><div><input data-disable-with=\"Greeting...\" type=\"submit\" value=\"Hello\" /></div></form>",
+      button_to("Hello", "http://www.example.com", :disable_with => "Greeting...")
+    )
+  end
+
   def test_button_to_with_remote_and_javascript_confirm
     assert_dom_equal(
       "<form method=\"post\" action=\"http://www.example.com\" class=\"button_to\" data-remote=\"true\"><div><input data-confirm=\"Are you sure?\" type=\"submit\" value=\"Hello\" /></div></form>",
@@ -76,6 +83,20 @@ class UrlHelperTest < ActiveSupport::TestCase
     )
   end
 
+  def test_button_to_with_remote_and_javascript_disable_with
+    assert_dom_equal(
+      "<form method=\"post\" action=\"http://www.example.com\" class=\"button_to\" data-remote=\"true\"><div><input data-disable-with=\"Greeting...\" type=\"submit\" value=\"Hello\" /></div></form>",
+      button_to("Hello", "http://www.example.com", :remote => true, :disable_with => "Greeting...")
+    )
+  end
+
+  def test_button_to_with_remote_and_javascript_confirm_and_javascript_disable_with
+    assert_dom_equal(
+      "<form method=\"post\" action=\"http://www.example.com\" class=\"button_to\" data-remote=\"true\"><div><input data-disable-with=\"Greeting...\" data-confirm=\"Are you sure?\" type=\"submit\" value=\"Hello\" /></div></form>",
+      button_to("Hello", "http://www.example.com", :remote => true, :confirm => "Are you sure?", :disable_with => "Greeting...")
+    )
+  end
+
   def test_button_to_with_remote_false
     assert_dom_equal(
       "<form method=\"post\" action=\"http://www.example.com\" class=\"button_to\"><div><input type=\"submit\" value=\"Hello\" /></div></form>",
-- 
1.7.0.4