src/webui/www/private/scripts/localpreferences.js

   1 /*
   2  * Bittorrent Client using Qt and libtorrent.
   3  * Copyright (C) 2019  Thomas Piccirello <thomas.piccirello@gmail.com>
   4  *
   5  * This program is free software; you can redistribute it and/or
   6  * modify it under the terms of the GNU General Public License
   7  * as published by the Free Software Foundation; either version 2
   8  * of the License, or (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301, USA.
  18  *
  19  * In addition, as a special exception, the copyright holders give permission to
  20  * link this program with the OpenSSL project's "OpenSSL" library (or with
  21  * modified versions of it that use the same license as the "OpenSSL" library),
  22  * and distribute the linked executables. You must obey the GNU General Public
  23  * License in all respects for all of the code used other than "OpenSSL".  If you
  24  * modify file(s), you may extend this exception to your version of the file(s),
  25  * but you are not obligated to do so. If you do not wish to do so, delete this
  26  * exception statement from your version.
  27  */
  28
  29 "use strict";
  30
  31 window.qBittorrent ??= {};
  32 window.qBittorrent.LocalPreferences ??= (() => {
  33     const exports = () => {
  34         return {
  35             LocalPreferencesClass: LocalPreferencesClass
  36         };
  37     };
  38
  39     const LocalPreferencesClass = new Class({
  40         get: (key, defaultValue) => {
  41             const value = localStorage.getItem(key);
  42             return ((value === null) && (defaultValue !== undefined))
  43                 ? defaultValue
  44                 : value;
  45         },
  46
  47         set: (key, value) => {
  48             try {
  49                 localStorage.setItem(key, value);
  50             }
  51             catch (err) {
  52                 console.error(err);
  53             }
  54         },
  55
  56         remove: (key) => {
  57             try {
  58                 localStorage.removeItem(key);
  59             }
  60             catch (err) {
  61                 console.error(err);
  62             }
  63         }
  64     });
  65
  66     return exports();
  67 })();
  68 Object.freeze(window.qBittorrent.LocalPreferences);