wlxml: metadata wip - first approach

[fnpeditor.git] / src / smartxml / smartxml.js

diff --git a/src/smartxml/smartxml.js b/src/smartxml/smartxml.js
index d42dcbf..000f722 100644 (file)
--- a/src/smartxml/smartxml.js
+++ b/src/smartxml/smartxml.js
@@ -34,6 +34,16 @@ $.extend(DocumentNode.prototype, {
 
     clone: function() {
         var clone = this._$.clone(true, true);
+        clone.find('*').addBack().each(function() {
+            var clonedData = $(this).data();
+            _.pairs(clonedData).forEach(function(pair) {
+                var key = pair[0],
+                    value = pair[1];
+                if(_.isFunction(value.clone)) {
+                    clonedData[key] = value.clone();
+                }
+            });
+        });
         return this.document.createDocumentNode(clone[0]);
     },
 
@@ -222,7 +232,12 @@ $.extend(TextNode.prototype, {
 
 
 var parseXML = function(xml) {
-    return $($.trim(xml))[0];
+    var toret = $($.trim(xml));
+    if(!toret.length) {
+        throw new Error('Unable to parse XML: ' + xml);
+    }
+    return toret[0];
+
 };
 
 var registerTransformation = function(desc, name, target) {