From 08967ead78d888ff058da014569932ccf04dceda Mon Sep 17 00:00:00 2001
From: David Heinemeier Hansson <david@loudthinking.com>
Date: Mon, 6 Mar 2006 19:45:02 +0000
Subject: Allow method chaining in RJS elements [Rick Olson]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@3801 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/Rakefile                                        | 2 +-
 actionpack/lib/action_view/helpers/javascripts/dragdrop.js | 3 ++-
 actionpack/lib/action_view/helpers/javascripts/effects.js  | 9 +++++++++
 railties/html/javascripts/effects.js                       | 9 +++++++++
 4 files changed, 21 insertions(+), 2 deletions(-)

diff --git a/actionpack/Rakefile b/actionpack/Rakefile
index 211c52f46d..2557360985 100755
--- a/actionpack/Rakefile
+++ b/actionpack/Rakefile
@@ -116,7 +116,7 @@ end
 
 task :update_scriptaculous do
   for js in %w( controls dragdrop effects )
-    system("svn export --force http://dev.rubyonrails.org/svn/rails/spinoffs/scriptaculous/src/#{js} #{File.dirname(__FILE__)}/lib/action_view/helpers/javascripts/")
+    system("svn export --force http://dev.rubyonrails.org/svn/rails/spinoffs/scriptaculous/src/#{js}.js #{File.dirname(__FILE__)}/lib/action_view/helpers/javascripts/#{js}.js")
   end
 end
 
diff --git a/actionpack/lib/action_view/helpers/javascripts/dragdrop.js b/actionpack/lib/action_view/helpers/javascripts/dragdrop.js
index b44afe4881..2b68ee30e4 100644
--- a/actionpack/lib/action_view/helpers/javascripts/dragdrop.js
+++ b/actionpack/lib/action_view/helpers/javascripts/dragdrop.js
@@ -558,9 +558,10 @@ var Sortable = {
   findElements: function(element, options) {
     if(!element.hasChildNodes()) return null;
     var elements = [];
+    var only = options.only ? [options.only].flatten() : null;
     $A(element.childNodes).each( function(e) {
       if(e.tagName && e.tagName.toUpperCase()==options.tag.toUpperCase() &&
-        (!options.only || (Element.hasClassName(e, options.only))))
+        (!only || (Element.classNames(e).detect(function(v) { return only.include(v) }))))
           elements.push(e);
       if(options.tree) {
         var grandchildren = this.findElements(e, options);
diff --git a/actionpack/lib/action_view/helpers/javascripts/effects.js b/actionpack/lib/action_view/helpers/javascripts/effects.js
index c5183092fd..3abb0eed04 100644
--- a/actionpack/lib/action_view/helpers/javascripts/effects.js
+++ b/actionpack/lib/action_view/helpers/javascripts/effects.js
@@ -918,3 +918,12 @@ Effect.Fold = function(element) {
       }} });
   }}, arguments[1] || {}));
 }
+
+if(Element.Methods) {
+  Element.Methods.visualEffect = function(element, effect, options) {
+    s = effect.gsub(/_/, '-').camelize();
+    effect_class = s.charAt(0).toUpperCase() + s.substring(1);
+    new Effect[effect_class](element, options);
+    return $(element);
+  }
+}
diff --git a/railties/html/javascripts/effects.js b/railties/html/javascripts/effects.js
index c5183092fd..3abb0eed04 100644
--- a/railties/html/javascripts/effects.js
+++ b/railties/html/javascripts/effects.js
@@ -918,3 +918,12 @@ Effect.Fold = function(element) {
       }} });
   }}, arguments[1] || {}));
 }
+
+if(Element.Methods) {
+  Element.Methods.visualEffect = function(element, effect, options) {
+    s = effect.gsub(/_/, '-').camelize();
+    effect_class = s.charAt(0).toUpperCase() + s.substring(1);
+    new Effect[effect_class](element, options);
+    return $(element);
+  }
+}
-- 
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