/* * Copyright [2012] [wisemapping] * * Licensed under WiseMapping Public License, Version 1.0 (the "License"). * It is basically the Apache License, Version 2.0 (the "License") plus the * "powered by wisemapping" text requirement on every single page; * you may not use this file except in compliance with the License. * You may obtain a copy of the license at * * http://www.wisemapping.org/license * * Unless required by applicable law or agreed to in writing, software * distributed under the License is distributed on an "AS IS" BASIS, * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. * See the License for the specific language governing permissions and * limitations under the License. */ /** * @class mindplot.persistence.XMLSerializerFactory */ mindplot.persistence.XMLSerializerFactory = {}; /** * @param {mindplot.model.IMindmap} mindmap * @return {mindplot.persistence.XMLSerializer_Beta|mindplot.persistence.XMLSerializer_Pela| * mindplot.persistence.XMLSerializer_Tango} serializer corresponding to the mindmap's version */ mindplot.persistence.XMLSerializerFactory.getSerializerFromMindmap = function(mindmap) { return mindplot.persistence.XMLSerializerFactory.getSerializer(mindmap.getVersion()); }; /** * @param domDocument * @return serializer corresponding to the mindmap's version */ mindplot.persistence.XMLSerializerFactory.getSerializerFromDocument = function(domDocument) { var rootElem = domDocument.documentElement; return mindplot.persistence.XMLSerializerFactory.getSerializer(rootElem.getAttribute("version")) }; /** * retrieves the serializer for the mindmap's version and migrates to the current version, * e.g. for a Beta mindmap and current version Tango: * serializer = new Pela2TangoMigrator(new Beta2PelaMigrator(new XMLSerializer_Beta())) * @param {String} version the version name * @return serializer */ mindplot.persistence.XMLSerializerFactory.getSerializer = function(version) { if (!$defined(version)) { version = mindplot.persistence.ModelCodeName.BETA; } var codeNames = mindplot.persistence.XMLSerializerFactory._codeNames; var found = false; var serializer = null; for (var i = 0; i < codeNames.length; i++) { if (!found) { found = codeNames[i].codeName == version; if (found) serializer = new (codeNames[i].serializer)(); } else { var migrator = codeNames[i].migrator; serializer = new migrator(serializer); } } return serializer; }; mindplot.persistence.XMLSerializerFactory._codeNames = [ { codeName:mindplot.persistence.ModelCodeName.BETA, serializer: mindplot.persistence.XMLSerializer_Beta, migrator:function() { } }, { codeName:mindplot.persistence.ModelCodeName.PELA, serializer:mindplot.persistence.XMLSerializer_Pela, migrator:mindplot.persistence.Beta2PelaMigrator }, { codeName:mindplot.persistence.ModelCodeName.TANGO, serializer:mindplot.persistence.XMLSerializer_Tango, migrator:mindplot.persistence.Pela2TangoMigrator } ];