From 8734da9bca3db5934f0d072feeca0b1724d082a7 Mon Sep 17 00:00:00 2001
From: Thomas Fuchs <thomas@fesch.at>
Date: Thu, 7 Sep 2006 09:19:35 +0000
Subject: [PATCH] Update JavaScriptGenerator#show/hide/toggle/remove to new
 Prototype syntax for multiple ids,  fixes #6068 [petermichaux@gmail.com]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@5057 5ecf4fe2-1ee6-0310-87b1-e25e094e27de
---
 actionpack/CHANGELOG                            |  2 ++
 .../lib/action_view/helpers/prototype_helper.rb | 16 ++++++++++++----
 .../test/template/prototype_helper_test.rb      | 17 ++++++++++++-----
 3 files changed, 26 insertions(+), 9 deletions(-)

diff --git a/actionpack/CHANGELOG b/actionpack/CHANGELOG
index 063e407210..99005e9a2c 100644
--- a/actionpack/CHANGELOG
+++ b/actionpack/CHANGELOG
@@ -1,5 +1,7 @@
 *SVN*
 
+* Update JavaScriptGenerator#show/hide/toggle/remove to new Prototype syntax for multiple ids,  #6068 [petermichaux@gmail.com]
+
 * Update UrlWriter to support :only_path. [Nicholas Seckar, Dave Thomas]
 
 * Fixed JavaScriptHelper#link_to_function and JavaScriptHelper#button_to_function to have the script argument be optional [DHH]. So what used to require a nil, like this:
diff --git a/actionpack/lib/action_view/helpers/prototype_helper.rb b/actionpack/lib/action_view/helpers/prototype_helper.rb
index 1f547d4809..b6f811aee1 100644
--- a/actionpack/lib/action_view/helpers/prototype_helper.rb
+++ b/actionpack/lib/action_view/helpers/prototype_helper.rb
@@ -556,22 +556,22 @@ module ActionView
           
           # Removes the DOM elements with the given +ids+ from the page.
           def remove(*ids)
-            record "#{javascript_object_for(ids)}.each(Element.remove)"
+            loop_on_multiple_args 'Element.remove', ids
           end
           
           # Shows hidden DOM elements with the given +ids+.
           def show(*ids)
-            call 'Element.show', *ids
+            loop_on_multiple_args 'Element.show', ids
           end
           
           # Hides the visible DOM elements with the given +ids+.
           def hide(*ids)
-            call 'Element.hide', *ids
+            loop_on_multiple_args 'Element.hide', ids           
           end
           
           # Toggles the visibility of the DOM elements with the given +ids+.
           def toggle(*ids)
-            call 'Element.toggle', *ids
+            loop_on_multiple_args 'Element.toggle', ids            
           end
           
           # Displays an alert dialog with the given +message+.
@@ -684,6 +684,14 @@ module ActionView
       end
 
     protected
+      def loop_on_multiple_args(method, ids)
+        record (if ids.size>1 
+          "#{javascript_object_for(ids)}.each(#{method})"
+        else
+          "#{method}(#{ids.first.to_json})"
+        end)
+      end
+    
       def options_for_ajax(options)
         js_options = build_callbacks(options)
       
diff --git a/actionpack/test/template/prototype_helper_test.rb b/actionpack/test/template/prototype_helper_test.rb
index 3954e38dcd..413999d85c 100644
--- a/actionpack/test/template/prototype_helper_test.rb
+++ b/actionpack/test/template/prototype_helper_test.rb
@@ -203,7 +203,7 @@ class JavaScriptGeneratorTest < Test::Unit::TestCase
   end
   
   def test_remove
-    assert_equal '["foo"].each(Element.remove);',
+    assert_equal 'Element.remove("foo");',
       @generator.remove('foo')
     assert_equal '["foo", "bar", "baz"].each(Element.remove);',
       @generator.remove('foo', 'bar', 'baz')
@@ -212,17 +212,24 @@ class JavaScriptGeneratorTest < Test::Unit::TestCase
   def test_show
     assert_equal 'Element.show("foo");',
       @generator.show('foo')
-    assert_equal 'Element.show("foo", "bar", "baz");',
-      @generator.show('foo', 'bar', 'baz')
+    assert_equal '["foo", "bar", "baz"].each(Element.show);',
+      @generator.show('foo', 'bar', 'baz')  
   end
   
   def test_hide
     assert_equal 'Element.hide("foo");',
       @generator.hide('foo')
-    assert_equal 'Element.hide("foo", "bar", "baz");',
-      @generator.hide('foo', 'bar', 'baz')
+    assert_equal '["foo", "bar", "baz"].each(Element.hide);',
+      @generator.hide('foo', 'bar', 'baz')  
   end
   
+  def test_toggle
+    assert_equal 'Element.toggle("foo");',
+      @generator.toggle('foo')
+    assert_equal '["foo", "bar", "baz"].each(Element.toggle);',
+      @generator.toggle('foo', 'bar', 'baz')  
+  end
+    
   def test_alert
     assert_equal 'alert("hello");', @generator.alert('hello')
   end