+$.extend(ElementNode.prototype, DocumentNode.prototype, {
+ nodeType: Node.ELEMENT_NODE,
+
+ getTagName: function() {
+ return this.nativeNode.tagName.toLowerCase();
+ },
+
+ append: function(documentNode) {
+ this._$.append(documentNode.nativeNode);
+ },
+
+ before: function(node) {
+ this._$.before(node.nativeNode);
+ },
+
+ contents: function() {
+ var toret = [];
+ this._$.contents().each(function() {
+ if(this.nodeType === Node.ELEMENT_NODE)
+ toret.push(new ElementNode(this));
+ else if(this.nodeType === Node.TEXT_NODE)
+ toret.push(new TextNode(this));
+ });
+ return toret;
+ },
+
+ indexOf: function(node) {
+ return this._$.contents().index(node._$);
+ },
+
+ parent: function() {
+ return new ElementNode(this._$.parent());
+ },
+
+ unwrapContent: function() {
+ var parent = this.parent();
+ if(!parent)
+ return;
+
+ var parentContents = parent.contents(),
+ myContents = this.contents(),
+ myIdx = parent.indexOf(this);
+
+ if(myContents.length === 0)
+ return this.detach();
+
+ var moveLeftRange, moveRightRange, leftMerged;
+
+ if(myIdx > 0 && (parentContents[myIdx-1].nodeType === TEXT_NODE) && (myContents[0].nodeType === TEXT_NODE)) {
+ parentContents[myIdx-1].appendText(myContents[0].getText());
+ myContents[0].detach();
+ moveLeftRange = true;
+ leftMerged = true;
+ } else {
+ leftMerged = false;
+ }
+
+ if(!(leftMerged && myContents.length === 1)) {
+ if(myIdx < parentContents.length - 1 && (parentContents[myIdx+1].nodeType === TEXT_NODE) && (myContents[myContents.length-1].nodeType === TEXT_NODE)) {
+ parentContents[myIdx+1].prependText(myContents[myContents.length-1].getText());
+ myContents[myContents.length-1].detach();
+ moveRightRange = true;
+ }
+ }
+
+ var childrenLength = this.contents().length;
+ this.contents().forEach(function(child) {
+ this.before(child);
+ }.bind(this));
+
+ this.detach();
+
+ return {
+ element1: parent.contents()[myIdx + (moveLeftRange ? -1 : 0)],
+ element2: parent.contents()[myIdx + childrenLength-1 + (moveRightRange ? 1 : 0)]
+ };
+ }
+
+});
+
+var TextNode = function(nativeNode) {
+ DocumentNode.apply(this, arguments);
+}
+
+$.extend(TextNode.prototype, DocumentNode.prototype, {
+ nodeType: Node.TEXT_NODE,
+
+ getText: function() {
+ return this.nativeNode.data;
+ },
+
+ appendText: function(text) {
+ this.nativeNode.data = this.nativeNode.data + text;
+ },
+
+ prependText: function(text) {
+ this.nativeNode.data = text + this.nativeNode.data;
+ }
+})
+
+