Taras Machyshyn
136 lines
3.8 KiB
JavaScript
136 lines
3.8 KiB
JavaScript
/************************************************************************
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* This file is part of EspoCRM.
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*
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* EspoCRM - Open Source CRM application.
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* Copyright (C) 2014-2023 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
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* Website: https://www.espocrm.com
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*
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* EspoCRM is free software: you can redistribute it and/or modify
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* it under the terms of the GNU General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* EspoCRM is distributed in the hope that it will be useful,
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* but WITHOUT ANY WARRANTY; without even the implied warranty of
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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* GNU General Public License for more details.
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*
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* You should have received a copy of the GNU General Public License
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* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
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*
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* The interactive user interfaces in modified source and object code versions
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* of this program must display Appropriate Legal Notices, as required under
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* Section 5 of the GNU General Public License version 3.
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*
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* In accordance with Section 7(b) of the GNU General Public License version 3,
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* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
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************************************************************************/
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define('session-storage', ['storage'], function (Dep) {
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/**
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* A session storage. Cleared when a page session ends.
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*
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* @class
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* @name Class
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* @memberOf module:session-storage
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*/
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return Dep.extend(/** @lends module:session-storage.Class# */{
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/**
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* @private
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*/
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storageObject: sessionStorage,
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/**
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* Get a value.
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*
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* @param {string} name A name.
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* @returns {*} Null if not set.
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*/
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get: function (name) {
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try {
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var stored = this.storageObject.getItem(name);
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}
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catch (error) {
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console.error(error);
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return null;
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}
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if (stored) {
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let result = stored;
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if (stored.length > 9 && stored.substr(0, 9) === '__JSON__:') {
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let jsonString = stored.substr(9);
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try {
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result = JSON.parse(jsonString);
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}
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catch (error) {
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result = stored;
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}
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}
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return result;
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}
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return null;
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},
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/**
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* Set (store) a value.
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*
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* @param {string} name A name.
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* @param {*} value A value.
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*/
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set: function (name, value) {
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if (value === null) {
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this.clear(name);
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return;
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}
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if (
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value instanceof Object ||
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Array.isArray(value) ||
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value === true ||
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value === false ||
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typeof value === 'number'
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) {
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value = '__JSON__:' + JSON.stringify(value);
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}
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try {
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this.storageObject.setItem(name, value);
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}
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catch (error) {
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console.error(error);
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}
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},
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/**
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* Has a value.
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*
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* @param {string} name A name.
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* @returns {boolean}
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*/
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has: function (name) {
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return this.storageObject.getItem(name) !== null;
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},
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/**
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* Clear a value.
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*
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* @param {string} name A name.
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*/
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clear: function (name) {
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for (let i in this.storageObject) {
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if (i === name) {
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delete this.storageObject[i];
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}
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}
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},
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});
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});
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