1 /**************************************************************************** 2 Copyright (c) 2013-2014 Chukong Technologies Inc. 3 4 http://www.cocos2d-x.org 5 6 Permission is hereby granted, free of charge, to any person obtaining a copy 7 of this software and associated documentation files (the "Software"), to deal 8 in the Software without restriction, including without limitation the rights 9 to use, copy, modify, merge, publish, distribute, sublicense, and/or sell 10 copies of the Software, and to permit persons to whom the Software is 11 furnished to do so, subject to the following conditions: 12 13 The above copyright notice and this permission notice shall be included in 14 all copies or substantial portions of the Software. 15 16 THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR 17 IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, 18 FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE 19 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER 20 LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, 21 OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN 22 THE SOFTWARE. 23 ****************************************************************************/ 24 25 ccs._load = (function(){ 26 27 /** 28 * load file 29 * @param {String} file 30 * @param {String} [type=] - ccui|node|action 31 * @param {String} [path=] - Resource search path 32 * @returns {*} 33 */ 34 var load = function(file, type, path){ 35 36 var json = cc.loader.getRes(file); 37 38 if(!json) 39 return cc.log("%s does not exist", file); 40 var ext = extname(file).toLocaleLowerCase(); 41 if(ext !== "json" && ext !== "exportjson") 42 return cc.log("%s load error, must be json file", file); 43 44 var parse; 45 if(!type){ 46 if(json["widgetTree"]) 47 parse = parser["ccui"]; 48 else if(json["nodeTree"]) 49 parse = parser["timeline"]; 50 else if(json["Content"] && json["Content"]["Content"]) 51 parse = parser["timeline"]; 52 else if(json["gameobjects"]) 53 parse = parser["scene"]; 54 }else{ 55 parse = parser[type]; 56 } 57 58 if(!parse){ 59 cc.log("Can't find the parser : %s", file); 60 return new cc.Node(); 61 } 62 var version = json["version"] || json["Version"]; 63 if(!version && json["armature_data"]){ 64 cc.warn("%s is armature. please use:", file); 65 cc.warn(" ccs.armatureDataManager.addArmatureFileInfoAsync(%s);", file); 66 cc.warn(" var armature = new ccs.Armature('name');"); 67 return new cc.Node(); 68 } 69 var currentParser = getParser(parse, version); 70 if(!currentParser){ 71 cc.log("Can't find the parser : %s", file); 72 return new cc.Node(); 73 } 74 75 return currentParser.parse(file, json, path) || null; 76 }; 77 78 var parser = { 79 "ccui": {}, 80 "timeline": {}, 81 "action": {}, 82 "scene": {} 83 }; 84 85 load.registerParser = function(name, version, target){ 86 if(!name || !version || !target) 87 return cc.log("register parser error"); 88 if(!parser[name]) 89 parser[name] = {}; 90 parser[name][version] = target; 91 }; 92 93 load.getParser = function(name, version){ 94 if(name && version) 95 return parser[name] ? parser[name][version] : undefined; 96 if(name) 97 return parser[name]; 98 return parser; 99 }; 100 101 //Gets the file extension 102 var extname = function(fileName){ 103 var arr = fileName.match(extnameReg); 104 return ( arr && arr[1] ) ? arr[1] : null; 105 }; 106 var extnameReg = /\.([^\.]+)$/; 107 108 109 var parserReg = /([^\.](\.\*)?)*$/; 110 var getParser = function(parser, version){ 111 if(parser[version]) 112 return parser[version]; 113 else if(version === "*") 114 return null; 115 else 116 return getParser(parser, version.replace(parserReg, "*")); 117 }; 118 119 return load; 120 121 })(); 122 123 ccs._parser = cc.Class.extend({ 124 125 ctor: function(){ 126 this.parsers = {}; 127 }, 128 129 _dirnameReg: /\S*\//, 130 _dirname: function(path){ 131 var arr = path.match(this._dirnameReg); 132 return (arr && arr[0]) ? arr[0] : ""; 133 }, 134 135 getClass: function(json){ 136 return json["classname"]; 137 }, 138 139 getNodeJson: function(json){ 140 return json["widgetTree"]; 141 }, 142 143 parse: function(file, json, resourcePath){ 144 resourcePath = resourcePath || this._dirname(file); 145 this.pretreatment(json, resourcePath); 146 var node = this.parseNode(this.getNodeJson(json), resourcePath, file); 147 node && this.deferred(json, resourcePath, node, file); 148 return node; 149 }, 150 151 pretreatment: function(json, resourcePath, file){}, 152 153 deferred: function(json, resourcePath, node, file){}, 154 155 parseNode: function(json, resourcePath){ 156 var parser = this.parsers[this.getClass(json)]; 157 var widget = null; 158 if(parser) 159 widget = parser.call(this, json, resourcePath); 160 else 161 cc.log("Can't find the parser : %s", this.getClass(json)); 162 163 return widget; 164 }, 165 166 registerParser: function(widget, parse){ 167 this.parsers[widget] = parse; 168 } 169 }); 170 171 /** 172 * Analysis of studio JSON file 173 * The incoming file name, parse out the corresponding object 174 * Temporary support file list: 175 * ui 1.* 176 * node 1.* - 2.* 177 * action 1.* - 2.* 178 * scene 0.* - 1.* 179 * @param {String} file 180 * @param {String} [path=] Resource path 181 * @returns {{node: cc.Node, action: cc.Action}} 182 */ 183 ccs.load = function(file, path){ 184 var object = { 185 node: null, 186 action: null 187 }; 188 189 object.node = ccs._load(file, null, path); 190 object.action = ccs._load(file, "action", path); 191 if(object.action && object.action.tag === -1 && object.node) 192 object.action.tag = object.node.tag; 193 return object; 194 }; 195 ccs.load.validate = {}; 196 197 //Forward compatible interface 198 199 ccs.actionTimelineCache = { 200 201 202 //@deprecated This function will be deprecated sooner or later please use ccs.load 203 /** 204 * Create Timeline Action 205 * @param file 206 * @returns {*} 207 */ 208 createAction: function(file){ 209 return ccs._load(file, "action"); 210 } 211 }; 212 213 ccs.csLoader = { 214 215 //@deprecated This function will be deprecated sooner or later please use ccs.load 216 /** 217 * Create Timeline Node 218 * @param file 219 * @returns {*} 220 */ 221 createNode: function(file){ 222 return ccs._load(file); 223 } 224 }; 225 226 cc.loader.register(["json"], { 227 load : function(realUrl, url, res, cb){ 228 cc.loader.loadJson(realUrl, function(error, data){ 229 var path = cc.path; 230 if(data && data["Content"] && data["Content"]["Content"]["UsedResources"]){ 231 var UsedResources = data["Content"]["Content"]["UsedResources"], 232 dirname = path.dirname(url), 233 list = [], 234 tmpUrl, normalUrl; 235 for(var i=0; i<UsedResources.length; i++){ 236 tmpUrl = path.join(dirname, UsedResources[i]); 237 normalUrl = path._normalize(tmpUrl); 238 if(!ccs.load.validate[normalUrl]){ 239 ccs.load.validate[normalUrl] = true; 240 list.push(tmpUrl); 241 } 242 } 243 cc.loader.load(list, function(){ 244 cb(error, data); 245 }); 246 }else{ 247 cb(error, data); 248 } 249 250 }); 251 } 252 });