wisemapping-frontend/packages/mindplot/lib/components/LocalStorageManager.js
2021-09-29 17:24:07 -03:00

65 lines
2.3 KiB
JavaScript

/*
* 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.
*/
const PersistenceManager = require('./PersistenceManager').default;
const LocalStorageManager = new Class({
Extends: PersistenceManager,
initialize: function (documentUrl, forceLoad) {
this.parent();
this.documentUrl = documentUrl;
this.forceLoad = forceLoad;
},
saveMapXml: function (mapId, mapXml, pref, saveHistory, events) {
localStorage.setItem(mapId + "-xml", mapXml);
},
discardChanges: function (mapId) {
localStorage.removeItem(mapId + "-xml");
},
loadMapDom: function (mapId) {
var xml = localStorage.getItem(mapId + "-xml");
if (xml == null || this.forceLoad) {
$.ajax({
url: this.documentUrl.replace("{id}", mapId),
headers: {"Content-Type": "text/plain", "Accept": "application/xml"},
type: 'get',
dataType: "text",
async: false,
success: function (response) {
xml = response;
}
});
// If I could not load it from a file, hard code one.
if (xml == null) {
throw new Error("Map could not be loaded");
}
}
return jQuery.parseXML(xml);
},
unlockMap: function (mindmap) {
// Ignore, no implementation required ...
}
}
);
export default LocalStorageManager;