1 /**************************************************************************** 2 Copyright (c) 2008-2010 Ricardo Quesada 3 Copyright (c) 2011-2012 cocos2d-x.org 4 Copyright (c) 2013-2014 Chukong Technologies Inc. 5 6 http://www.cocos2d-x.org 7 8 Permission is hereby granted, free of charge, to any person obtaining a copy 9 of this software and associated documentation files (the "Software"), to deal 10 in the Software without restriction, including without limitation the rights 11 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 12 copies of the Software, and to permit persons to whom the Software is 13 furnished to do so, subject to the following conditions: 14 15 The above copyright notice and this permission notice shall be included in 16 all copies or substantial portions of the Software. 17 18 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 19 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 20 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 21 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 22 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 23 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 24 THE SOFTWARE. 25 ****************************************************************************/ 26 27 /** 28 * A SAX Parser 29 * @class 30 * @name cc.saxParser 31 * @extends cc.Class 32 */ 33 cc.SAXParser = cc.Class.extend(/** @lends cc.saxParser# */{ 34 _parser: null, 35 _isSupportDOMParser: null, 36 37 /** 38 * Constructor of cc.SAXParser 39 */ 40 ctor: function () { 41 if (window.DOMParser) { 42 this._isSupportDOMParser = true; 43 this._parser = new DOMParser(); 44 } else { 45 this._isSupportDOMParser = false; 46 } 47 }, 48 49 /** 50 * @function 51 * @param {String} xmlTxt 52 * @return {Document} 53 */ 54 parse : function(xmlTxt){ 55 return this._parseXML(xmlTxt); 56 }, 57 58 _parseXML: function (textxml) { 59 // get a reference to the requested corresponding xml file 60 var xmlDoc; 61 if (this._isSupportDOMParser) { 62 xmlDoc = this._parser.parseFromString(textxml, "text/xml"); 63 } else { 64 // Internet Explorer (untested!) 65 xmlDoc = new ActiveXObject("Microsoft.XMLDOM"); 66 xmlDoc.async = "false"; 67 xmlDoc.loadXML(textxml); 68 } 69 return xmlDoc; 70 } 71 72 }); 73 74 /** 75 * 76 * cc.plistParser is a singleton object for parsing plist files 77 * @class 78 * @name cc.plistParser 79 * @extends cc.SAXParser 80 */ 81 cc.PlistParser = cc.SAXParser.extend(/** @lends cc.plistParser# */{ 82 83 /** 84 * parse a xml string as plist object. 85 * @param {String} xmlTxt plist xml contents 86 * @return {*} plist object 87 */ 88 parse : function (xmlTxt) { 89 var xmlDoc = this._parseXML(xmlTxt); 90 var plist = xmlDoc.documentElement; 91 if (plist.tagName !== 'plist') { 92 cc.warn("Not a plist file!"); 93 return {}; 94 } 95 96 // Get first real node 97 var node = null; 98 for (var i = 0, len = plist.childNodes.length; i < len; i++) { 99 node = plist.childNodes[i]; 100 if (node.nodeType === 1) 101 break; 102 } 103 xmlDoc = null; 104 return this._parseNode(node); 105 }, 106 107 _parseNode: function (node) { 108 var data = null, tagName = node.tagName; 109 if(tagName === "dict"){ 110 data = this._parseDict(node); 111 }else if(tagName === "array"){ 112 data = this._parseArray(node); 113 }else if(tagName === "string"){ 114 if (node.childNodes.length === 1) 115 data = node.firstChild.nodeValue; 116 else { 117 //handle Firefox's 4KB nodeValue limit 118 data = ""; 119 for (var i = 0; i < node.childNodes.length; i++) 120 data += node.childNodes[i].nodeValue; 121 } 122 }else if(tagName === "false"){ 123 data = false; 124 }else if(tagName === "true"){ 125 data = true; 126 }else if(tagName === "real"){ 127 data = parseFloat(node.firstChild.nodeValue); 128 }else if(tagName === "integer"){ 129 data = parseInt(node.firstChild.nodeValue, 10); 130 } 131 return data; 132 }, 133 134 _parseArray: function (node) { 135 var data = []; 136 for (var i = 0, len = node.childNodes.length; i < len; i++) { 137 var child = node.childNodes[i]; 138 if (child.nodeType !== 1) 139 continue; 140 data.push(this._parseNode(child)); 141 } 142 return data; 143 }, 144 145 _parseDict: function (node) { 146 var data = {}; 147 var key = null; 148 for (var i = 0, len = node.childNodes.length; i < len; i++) { 149 var child = node.childNodes[i]; 150 if (child.nodeType !== 1) 151 continue; 152 153 // Grab the key, next noe should be the value 154 if (child.tagName === 'key') 155 key = child.firstChild.nodeValue; 156 else 157 data[key] = this._parseNode(child); // Parse the value node 158 } 159 return data; 160 } 161 }); 162 163 cc.saxParser = new cc.SAXParser(); 164 /** 165 * A Plist Parser 166 * @type {cc.PlistParser} 167 * @name plistParser 168 * @memberof cc 169 */ 170 cc.plistParser = new cc.PlistParser(); 171