100 lines
2.7 KiB
JavaScript
100 lines
2.7 KiB
JavaScript
/* @flow */
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import EventEmitter from 'events';
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import { getLogger } from 'jitsi-meet-logger';
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import { DISCO_REMOTE_CONTROL_FEATURE }
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from '../../service/remotecontrol/Constants';
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import * as RemoteControlEvents
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from '../../service/remotecontrol/RemoteControlEvents';
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import Controller from './Controller';
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import Receiver from './Receiver';
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const logger = getLogger(__filename);
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declare var APP: Object;
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declare var config: Object;
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/**
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* Implements the remote control functionality.
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*/
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class RemoteControl extends EventEmitter {
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_active: boolean;
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_initialized: boolean;
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controller: Controller;
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receiver: Receiver;
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/**
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* Constructs new instance. Creates controller and receiver properties.
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*/
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constructor() {
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super();
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this.controller = new Controller();
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this._active = false;
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this._initialized = false;
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this.controller.on(RemoteControlEvents.ACTIVE_CHANGED, active => {
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this.active = active;
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});
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}
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/**
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* Sets the remote control session active status.
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*
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* @param {boolean} isActive - True - if the controller or the receiver is
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* currently in remote control session and false otherwise.
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* @returns {void}
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*/
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set active(isActive: boolean) {
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this._active = isActive;
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this.emit(RemoteControlEvents.ACTIVE_CHANGED, isActive);
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}
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/**
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* Returns the remote control session active status.
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*
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* @returns {boolean} - True - if the controller or the receiver is
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* currently in remote control session and false otherwise.
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*/
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get active(): boolean {
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return this._active;
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}
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/**
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* Initializes the remote control - checks if the remote control should be
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* enabled or not.
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*
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* @returns {void}
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*/
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init() {
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if (config.disableRemoteControl
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|| this._initialized
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|| !APP.conference.isDesktopSharingEnabled) {
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return;
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}
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logger.log('Initializing remote control.');
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this._initialized = true;
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this.controller.enable(true);
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this.receiver = new Receiver();
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this.receiver.on(RemoteControlEvents.ACTIVE_CHANGED, active => {
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this.active = active;
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});
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}
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/**
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* Checks whether the passed user supports remote control or not.
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*
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* @param {JitsiParticipant} user - The user to be tested.
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* @returns {Promise<boolean>} The promise will be resolved with true if
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* the user supports remote control and with false if not.
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*/
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checkUserRemoteControlSupport(user: Object) {
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return user.getFeatures()
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.then(features => features.has(DISCO_REMOTE_CONTROL_FEATURE));
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}
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}
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export default new RemoteControl();
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