116 lines
4.1 KiB
JavaScript
116 lines
4.1 KiB
JavaScript
/*
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Copyright 2017 Travis Ralston
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Licensed under the Apache License, Version 2.0 (the "License");
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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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http://www.apache.org/licenses/LICENSE-2.0
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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 Promise from 'bluebird';
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import SettingsHandler from "./SettingsHandler";
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import MatrixClientPeg from "../../MatrixClientPeg";
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/**
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* Gets and sets settings at the "device" level for the current device.
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* This handler does not make use of the roomId parameter. This handler
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* will special-case features to support legacy settings.
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*/
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export default class DeviceSettingsHandler extends SettingsHandler {
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/**
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* Creates a new device settings handler
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* @param {string[]} featureNames The names of known features.
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*/
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constructor(featureNames) {
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super();
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this._featureNames = featureNames;
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}
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getValue(settingName, roomId) {
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if (this._featureNames.includes(settingName)) {
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return this._readFeature(settingName);
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}
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// Special case notifications
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if (settingName === "notificationsEnabled") {
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const value = localStorage.getItem("notifications_enabled");
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if (typeof(value) === "string") return value === "true";
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return null; // wrong type or otherwise not set
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} else if (settingName === "notificationBodyEnabled") {
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const value = localStorage.getItem("notifications_body_enabled");
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if (typeof(value) === "string") return value === "true";
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return null; // wrong type or otherwise not set
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} else if (settingName === "audioNotificationsEnabled") {
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const value = localStorage.getItem("audio_notifications_enabled");
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if (typeof(value) === "string") return value === "true";
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return null; // wrong type or otherwise not set
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}
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const settings = this._getSettings() || {};
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return settings[settingName];
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}
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setValue(settingName, roomId, newValue) {
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if (this._featureNames.includes(settingName)) {
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this._writeFeature(settingName, newValue);
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return Promise.resolve();
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}
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// Special case notifications
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if (settingName === "notificationsEnabled") {
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localStorage.setItem("notifications_enabled", newValue);
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return Promise.resolve();
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} else if (settingName === "notificationBodyEnabled") {
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localStorage.setItem("notifications_body_enabled", newValue);
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return Promise.resolve();
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} else if (settingName === "audioNotificationsEnabled") {
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localStorage.setItem("audio_notifications_enabled", newValue);
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return Promise.resolve();
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}
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const settings = this._getSettings() || {};
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settings[settingName] = newValue;
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localStorage.setItem("mx_local_settings", JSON.stringify(settings));
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return Promise.resolve();
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}
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canSetValue(settingName, roomId) {
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return true; // It's their device, so they should be able to
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}
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isSupported() {
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return localStorage !== undefined && localStorage !== null;
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}
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_getSettings() {
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const value = localStorage.getItem("mx_local_settings");
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if (!value) return null;
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return JSON.parse(value);
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}
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// Note: features intentionally don't use the same key as settings to avoid conflicts
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// and to be backwards compatible.
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_readFeature(featureName) {
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if (MatrixClientPeg.get() && MatrixClientPeg.get().isGuest()) {
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// Guests should not have any labs features enabled.
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return {enabled: false};
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}
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const value = localStorage.getItem("mx_labs_feature_" + featureName);
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return value === "true";
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}
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_writeFeature(featureName, enabled) {
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localStorage.setItem("mx_labs_feature_" + featureName, enabled);
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}
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}
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