wisemapping-frontend/packages/mindplot/lib/components/PersistenceManager.js

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/*
* Copyright [2015] [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.
*/
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const Core = require('@wismapping/core-js');
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const core = Core();
const XMLSerializerFactory = require('./persistence/XMLSerializerFactory');
const PersistenceManager = new Class({
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Static: {
loadFromDom(mapId, mapDom) {
$assert(mapId, 'mapId can not be null');
$assert(mapDom, 'mapDom can not be null');
const serializer = XMLSerializerFactory.getSerializerFromDocument(mapDom);
return serializer.loadFromDom(mapDom, mapId);
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},
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},
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initialize() {},
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save(mindmap, editorProperties, saveHistory, events, sync) {
$assert(mindmap, 'mindmap can not be null');
$assert(editorProperties, 'editorProperties can not be null');
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const mapId = mindmap.getId();
$assert(mapId, 'mapId can not be null');
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const serializer = XMLSerializerFactory.getSerializerFromMindmap(mindmap);
const domMap = serializer.toXML(mindmap);
const mapXml = core.Utils.innerXML(domMap);
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const pref = JSON.stringify(editorProperties);
try {
this.saveMapXml(mapId, mapXml, pref, saveHistory, events, sync);
} catch (e) {
console.log(e);
events.onError(this._buildError());
}
},
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load(mapId) {
$assert(mapId, 'mapId can not be null');
const domDocument = this.loadMapDom(mapId);
return PersistenceManager.loadFromDom(mapId, domDocument);
},
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discardChanges(mapId) {
throw new Error('Method must be implemented');
},
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loadMapDom(mapId) {
throw new Error('Method must be implemented');
},
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saveMapXml(mapId, mapXml, pref, saveHistory, events, sync) {
throw new Error('Method must be implemented');
},
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unlockMap(mindmap) {
throw new Error('Method must be implemented');
},
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});
PersistenceManager.init = function (instance) {
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PersistenceManager._instance = instance;
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};
PersistenceManager.getInstance = function () {
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return PersistenceManager._instance;
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};
export default PersistenceManager;