sortable: fixed serialize issue when a key was specified as option, but no custom...

diff --git a/ui/ui.sortable.js b/ui/ui.sortable.js
index 4dc9479f951d402205c158b17031d3024b630bd9..87eda5c06127a29cac00f484310c69205b63bc4d 100644 (file)
--- a/ui/ui.sortable.js
+++ b/ui/ui.sortable.js
@@ -69,7 +69,7 @@ $.widget("ui.sortable", $.extend($.ui.mouse, {
                
                items.each(function() {
                        var res = ($(this).attr(o.attribute || 'id') || '').match(o.expression || (/(.+)[-=_](.+)/));
-                       if(res) str.push((o.key || res[1])+'[]='+(o.key ? res[1] : res[2]));
+                       if(res) str.push((o.key || res[1])+'[]='+(o.key && o.expression ? res[1] : res[2]));
                });
                
                return str.join('&');