text: /****************************************************************************
   Copyright (c) 2008-2010 Ricardo Quesada
   Copyright (c) 2011-2012 cocos2d-x.org
   Copyright (c) 2013-2014 Chukong Technologies Inc.
  
   http://www.cocos2d-x.org
  
   Permission is hereby granted, free of charge, to any person obtaining a copy
   of this software and associated documentation files (the "Software"), to deal
   in the Software without restriction, including without limitation the rights
   to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
   copies of the Software, and to permit persons to whom the Software is
   furnished to do so, subject to the following conditions:
  
   The above copyright notice and this permission notice shall be included in
   all copies or substantial portions of the Software.
  
   THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
   IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
   FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
   AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
   LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
   OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
   THE SOFTWARE.
   ****************************************************************************/
  
  /**
   * A SAX Parser
   * @class
   * @name cc.saxParser
   * @extends cc.Class
   */
  cc.SAXParser = cc.Class.extend(/** @lends cc.saxParser# */{
      _parser: null,
      _isSupportDOMParser: null,
  
      /**
       * Constructor of cc.SAXParser
       */
      ctor: function () {
          if (window.DOMParser) {
              this._isSupportDOMParser = true;
              this._parser = new DOMParser();
          } else {
              this._isSupportDOMParser = false;
          }
      },
  
      /**
       * @function
       * @param {String} xmlTxt
       * @return {Document}
       */
      parse : function(xmlTxt){
          return this._parseXML(xmlTxt);
      },
  
      _parseXML: function (textxml) {
          // get a reference to the requested corresponding xml file
          var xmlDoc;
          if (this._isSupportDOMParser) {
              xmlDoc = this._parser.parseFromString(textxml, "text/xml");
          } else {
              // Internet Explorer (untested!)
              xmlDoc = new ActiveXObject("Microsoft.XMLDOM");
              xmlDoc.async = "false";
              xmlDoc.loadXML(textxml);
          }
          return xmlDoc;
      }
  
  });
  
  /**
   *
   * cc.plistParser is a singleton object for parsing plist files
   * @class
   * @name cc.plistParser
   * @extends cc.SAXParser
   */
  cc.PlistParser = cc.SAXParser.extend(/** @lends cc.plistParser# */{
  
      /**
       * parse a xml string as plist object.
       * @param {String} xmlTxt plist xml contents
       * @return {*} plist object
       */
      parse : function (xmlTxt) {
          var xmlDoc = this._parseXML(xmlTxt);
          var plist = xmlDoc.documentElement;
          if (plist.tagName !== 'plist') {
              cc.warn("Not a plist file!");
              return {};
          }
  
          // Get first real node
          var node = null;
          for (var i = 0, len = plist.childNodes.length; i < len; i++) {
              node = plist.childNodes[i];
              if (node.nodeType === 1)
                  break;
          }
          xmlDoc = null;
          return this._parseNode(node);
      },
  
      _parseNode: function (node) {
          var data = null, tagName = node.tagName;
          if(tagName === "dict"){
              data = this._parseDict(node);
          }else if(tagName === "array"){
              data = this._parseArray(node);
          }else if(tagName === "string"){
              if (node.childNodes.length === 1)
                  data = node.firstChild.nodeValue;
              else {
                  //handle Firefox's 4KB nodeValue limit
                  data = "";
                  for (var i = 0; i < node.childNodes.length; i++)
                      data += node.childNodes[i].nodeValue;
              }
          }else if(tagName === "false"){
              data = false;
          }else if(tagName === "true"){
              data = true;
          }else if(tagName === "real"){
              data = parseFloat(node.firstChild.nodeValue);
          }else if(tagName === "integer"){
              data = parseInt(node.firstChild.nodeValue, 10);
          }
          return data;
      },
  
      _parseArray: function (node) {
          var data = [];
          for (var i = 0, len = node.childNodes.length; i < len; i++) {
              var child = node.childNodes[i];
              if (child.nodeType !== 1)
                  continue;
              data.push(this._parseNode(child));
          }
          return data;
      },
  
      _parseDict: function (node) {
          var data = {};
          var key = null;
          for (var i = 0, len = node.childNodes.length; i < len; i++) {
              var child = node.childNodes[i];
              if (child.nodeType !== 1)
                  continue;
  
              // Grab the key, next noe should be the value
              if (child.tagName === 'key')
                  key = child.firstChild.nodeValue;
              else
                  data[key] = this._parseNode(child);                 // Parse the value node
          }
          return data;
      }
  });
  
  cc.saxParser = new cc.SAXParser();
  /**
   * A Plist Parser
   * @type {cc.PlistParser}
   * @name plistParser
   * @memberof cc
   */
  cc.plistParser = new cc.PlistParser();
  