Ensure that :confirm doesn't need extra quotes when using drop_receiving_element. Closes #8299 [thechrisoshow]

git-svn-id: http://svn-commit.rubyonrails.org/rails/trunk@8879 5ecf4fe2-1ee6-0310-87b1-e25e094e27de

actionpack/lib/action_view/helpers/scriptaculous_helper.rb

@@ -192,6 +192,9 @@ def drop_receiving_element_js(element_id, options = {}) #:nodoc:
         options[:accept] = array_or_string_for_javascript(options[:accept]) if options[:accept]    
         options[:hoverclass] = "'#{options[:hoverclass]}'" if options[:hoverclass]
         
+        # Confirmation happens during the onDrop callback, so it can be removed from the options
+        options.delete(:confirm) if options[:confirm]
+
         %(Droppables.add(#{element_id.to_json}, #{options_for_javascript(options)});)
       end
     end

actionpack/test/template/scriptaculous_helper_test.rb

@@ -88,8 +88,10 @@ def test_drop_receiving_element
       drop_receiving_element("droptarget1", :accept => 'products', :update => 'infobox')
     assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nDroppables.add(\"droptarget1\", {accept:['tshirts','mugs'], onDrop:function(element){new Ajax.Updater('infobox', 'http://www.example.com/', {asynchronous:true, evalScripts:true, parameters:'id=' + encodeURIComponent(element.id)})}})\n//]]>\n</script>),
       drop_receiving_element("droptarget1", :accept => ['tshirts','mugs'], :update => 'infobox')
-  end
+    assert_dom_equal %(<script type=\"text/javascript\">\n//<![CDATA[\nDroppables.add("droptarget1", {hoverclass:'dropready', onDrop:function(element){if (confirm('Are you sure?')) { new Ajax.Request('http://www.example.com/update_drop', {asynchronous:true, evalScripts:true, parameters:'id=' + encodeURIComponent(element.id)}); }}})\n//]]>\n</script>),
+    drop_receiving_element('droptarget1', :hoverclass=>'dropready', :url=>{:action=>'update_drop'}, :confirm => 'Are you sure?')
 
+  end
   def protect_against_forgery?
     false
   end