define([
- 'libs/jquery'
-], function($) {
+ 'libs/jquery',
+ 'libs/underscore',
+ 'libs/backbone',
+ 'smartxml/events'
+], function($, _, Backbone, events) {
'use strict';
-var Document = function(xml) {
- var $document = $(xml);
+var TEXT_NODE = Node.TEXT_NODE;
+
+
+var DocumentNode = function(nativeNode, document) {
+ if(!document) {
+ throw new Error('undefined document for a node');
+ }
+ this.document = document;
+ this._setNativeNode(nativeNode);
+
+};
+
+$.extend(DocumentNode.prototype, {
+ _setNativeNode: function(nativeNode) {
+ this.nativeNode = nativeNode;
+ this._$ = $(nativeNode);
+ },
+
+ detach: function() { this._$.detach(); },
+
+ sameNode: function(otherNode) {
+ return this.nativeNode === otherNode.nativeNode;
+ },
+
+ parent: function() {
+ return this.nativeNode.parentNode ? this.document.createElementNode(this.nativeNode.parentNode) : null;
+ },
+
+ before: function(node) {
+ this._$.before(node.nativeNode);
+ },
+
+ wrapWith: function(node) {
+ if(this.parent()) {
+ this.before(node);
+ }
+ node.append(this);
+ },
+
+ triggerChangeEvent: function(type, metaData) {
+ var event = new events.ChangeEvent(type, $.extend({node: this}, metaData || {}));
+ this.document.trigger('change', event);
+ },
+});
+
+var ElementNode = function(nativeNode, document) {
+ DocumentNode.call(this, nativeNode, document);
+};
+
+$.extend(ElementNode.prototype, DocumentNode.prototype, {
+ nodeType: Node.ELEMENT_NODE,
+
+ setData: function(key, value) {
+ if(value !== undefined) {
+ this._$.data(key, value);
+ } else {
+ this._$.removeData(_.keys(this._$.data()));
+ this._$.data(key);
+ }
+ },
+
+ getData: function(key) {
+ if(key) {
+ return this._$.data(key);
+ }
+ return this._$.data();
+ },
+
+ getTagName: function() {
+ return this.nativeNode.tagName.toLowerCase();
+ },
+
+ contents: function() {
+ var toret = [],
+ document = this.document;
+ this._$.contents().each(function() {
+ if(this.nodeType === Node.ELEMENT_NODE) {
+ toret.push(document.createElementNode(this));
+ }
+ else if(this.nodeType === Node.TEXT_NODE) {
+ toret.push(document.createTextNode(this));
+ }
+ });
+ return toret;
+ },
+
+ indexOf: function(node) {
+ return this._$.contents().index(node._$);
+ },
+
+ setTag: function(tagName) {
+ var node = this.document.createElementNode({tagName: tagName}),
+ oldTagName = this.getTagName(),
+ myContents = this._$.contents();
+
+ this.getAttrs().forEach(function(attribute) {
+ node.setAttr(attribute.name, attribute.value, true);
+ });
+ node.setData(this.getData());
+
+ if(this.sameNode(this.document.root)) {
+ defineDocumentProperties(this.document, node._$);
+ }
+ this._$.replaceWith(node._$);
+ this._setNativeNode(node._$[0]);
+ this._$.append(myContents);
+ this.triggerChangeEvent('nodeTagChange', {oldTagName: oldTagName, newTagName: this.getTagName()});
+ },
+
+ getAttr: function(name) {
+ return this._$.attr(name);
+ },
+
+ setAttr: function(name, value, silent) {
+ var oldVal = this.getAttr(name);
+ this._$.attr(name, value);
+ if(!silent) {
+ this.triggerChangeEvent('nodeAttrChange', {attr: name, oldVal: oldVal, newVal: value});
+ }
+ },
+
+ getAttrs: function() {
+ var toret = [];
+ for(var i = 0; i < this.nativeNode.attributes.length; i++) {
+ toret.push(this.nativeNode.attributes[i]);
+ }
+ return toret;
+ },
+
+ append: function(documentNode) {
+ this._$.append(documentNode.nativeNode);
+ },
+ unwrapContent: function() {
+ var parent = this.parent();
+ if(!parent) {
+ return;
+ }
- Object.defineProperty(this, 'root', {get: function() { return new ElementNode($document[0])}});
-}
+ var parentContents = parent.contents(),
+ myContents = this.contents(),
+ myIdx = parent.indexOf(this);
+ if(myContents.length === 0) {
+ return this.detach();
+ }
-var ElementNode = function(nativeNode) {
- var myNode = nativeNode,
- $myNode = $(nativeNode);
+ 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;
+ }
- this.getTagName = function() {
- return myNode.tagName.toLowerCase();
+ 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)]
+ };
+ },
+
+ toXML: function() {
+ var wrapper = $('<div>');
+ wrapper.append(this._getXMLDOMToDump());
+ return wrapper.html();
+ },
+
+ _getXMLDOMToDump: function() {
+ return this._$;
}
+});
+
+var TextNode = function(nativeNode, document) {
+ DocumentNode.call(this, nativeNode, document);
};
-return {
- fromXML: function(xml) {
- return new Document(xml);
+$.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;
+ }
+});
+
+
+var parseXML = function(xml) {
+ return $(xml)[0];
+};
+
+var Document = function(xml) {
+ this.loadXML(xml);
+};
+
+$.extend(Document.prototype, Backbone.Events, {
+ ElementNodeFactory: ElementNode,
+ TextNodeFactory: TextNode,
+
+ createElementNode: function(from) {
+ if(!(from instanceof HTMLElement)) {
+ from = $('<' + from.tagName + '>');
+ }
+ return new this.ElementNodeFactory(from, this);
+ },
+
+ createTextNode: function(nativeNode) {
+ return new this.TextNodeFactory(nativeNode, this);
+ },
+
+ loadXML: function(xml, options) {
+ options = options || {};
+ defineDocumentProperties(this, $(parseXML(xml)));
+ if(!options.silent) {
+ this.trigger('contentSet');
+ }
+ },
+
+ toXML: function() {
+ return this.root.toXML();
}
+});
+
+var defineDocumentProperties = function(doc, $document) {
+ Object.defineProperty(doc, 'root', {get: function() {
+ return doc.createElementNode($document[0]);
+ }, configurable: true});
+ Object.defineProperty(doc, 'dom', {get: function() {
+ return $document[0];
+ }, configurable: true});
+};
+
+return {
+ documentFromXML: function(xml) {
+ return new Document(parseXML(xml));
+ },
+
+ elementNodeFromXML: function(xml) {
+ return this.documentFromXML(xml).root;
+ },
+
+ Document: Document,
+ DocumentNode: DocumentNode,
+ ElementNode: ElementNode
};
});
\ No newline at end of file
fnp / fnpeditor.git / blobdiff