mirror of
https://bitbucket.org/wisemapping/wisemapping-frontend.git
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98 lines
3.3 KiB
TypeScript
98 lines
3.3 KiB
TypeScript
/*
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* Copyright [2021] [wisemapping]
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*
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* Licensed under WiseMapping Public License, Version 1.0 (the "License").
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* It is basically the Apache License, Version 2.0 (the "License") plus the
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* "powered by wisemapping" text requirement on every single page;
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* you may not use this file except in compliance with the License.
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* You may obtain a copy of the license at
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*
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* http://www.wisemapping.org/license
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*
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* Unless required by applicable law or agreed to in writing, software
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* distributed under the License is distributed on an "AS IS" BASIS,
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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* See the License for the specific language governing permissions and
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* limitations under the License.
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*/
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import ModelCodeName from './ModelCodeName';
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import Beta2PelaMigrator from './Beta2PelaMigrator';
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import Pela2TangoMigrator from './Pela2TangoMigrator';
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import XMLSerializerBeta from './XMLSerializerBeta';
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import XMLSerializerTango from './XMLSerializerTango';
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import Mindmap from '../model/Mindmap';
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import XMLMindmapSerializer from './XMLMindmapSerializer';
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const codeToSerializer: { codeName: string; serializer; migrator }[] = [
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{
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codeName: ModelCodeName.BETA,
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serializer: XMLSerializerBeta,
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migrator() {
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// Ignore ..
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},
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},
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{
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codeName: ModelCodeName.PELA,
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serializer: XMLSerializerTango,
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migrator: Beta2PelaMigrator,
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},
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{
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codeName: ModelCodeName.TANGO,
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serializer: XMLSerializerTango,
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migrator: Pela2TangoMigrator,
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},
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];
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class XMLSerializerFactory {
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/**
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* @param {mindplot.model.IMindmap} mindmap
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* @return {mindplot.persistence.XMLSerializer_Beta|mindplot.persistence.XMLSerializer_Pela|
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* mindplot.persistence.XMLSerializer_Tango} serializer corresponding to the mindmap's version
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*/
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static createInstanceFromMindmap(mindmap: Mindmap) {
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return XMLSerializerFactory.getSerializer(mindmap.getVersion());
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}
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/**
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* @param domDocument
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* @return serializer corresponding to the mindmap's version
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*/
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static createInstanceFromDocument(domDocument: Document) {
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const rootElem = domDocument.documentElement;
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// Legacy version don't have version defined.
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let version = rootElem.getAttribute('version');
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version = version || ModelCodeName.BETA;
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return XMLSerializerFactory.getSerializer(version);
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}
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/**
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* retrieves the serializer for the mindmap's version and migrates to the current version,
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* e.g. for a Beta mindmap and current version Tango:
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* serializer = new Pela2TangoMigrator(new Beta2PelaMigrator(new XMLSerializer_Beta()))
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* @param {String} version the version name
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* @return serializer
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*/
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static getSerializer(version = ModelCodeName.TANGO): XMLMindmapSerializer {
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let found = false;
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let result = null;
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for (let i = 0; i < codeToSerializer.length; i++) {
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if (!found) {
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found = codeToSerializer[i].codeName === version;
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// eslint-disable-next-line new-cap
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if (found) result = new codeToSerializer[i].serializer();
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} else {
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const { migrator } = codeToSerializer[i];
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// eslint-disable-next-line new-cap
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result = new migrator(result);
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}
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}
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if (!result) {
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throw new Error(`Cound not find serialized for ${version}`);
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}
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return result;
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}
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}
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export default XMLSerializerFactory;
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