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connection.js
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connection.js
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/* global APP, JitsiMeetJS, config */
import { jitsiLocalStorage } from '@jitsi/js-utils';
import Logger from 'jitsi-meet-logger';
import AuthHandler from './modules/UI/authentication/AuthHandler';
import {
connectionEstablished,
connectionFailed
} from './react/features/base/connection/actions';
import {
isFatalJitsiConnectionError,
JitsiConnectionErrors,
JitsiConnectionEvents
} from './react/features/base/lib-jitsi-meet';
import { setPrejoinDisplayNameRequired } from './react/features/prejoin/actions';
const logger = Logger.getLogger(__filename);
/**
* The feature announced so we can distinguish jibri participants.
*
* @type {string}
*/
export const DISCO_JIBRI_FEATURE = 'http://jitsi.org/protocol/jibri';
/**
* Checks if we have data to use attach instead of connect. If we have the data
* executes attach otherwise check if we have to wait for the data. If we have
* to wait for the attach data we are setting handler to APP.connect.handler
* which is going to be called when the attach data is received otherwise
* executes connect.
*
* @param {string} [id] user id
* @param {string} [password] password
* @param {string} [roomName] the name of the conference.
*/
function checkForAttachParametersAndConnect(id, password, connection) {
if (window.XMPPAttachInfo) {
APP.connect.status = 'connecting';
// When connection optimization is not deployed or enabled the default
// value will be window.XMPPAttachInfo.status = "error"
// If the connection optimization is deployed and enabled and there is
// a failure the value will be window.XMPPAttachInfo.status = "error"
if (window.XMPPAttachInfo.status === 'error') {
connection.connect({
id,
password
});
return;
}
const attachOptions = window.XMPPAttachInfo.data;
if (attachOptions) {
connection.attach(attachOptions);
delete window.XMPPAttachInfo.data;
} else {
connection.connect({
id,
password
});
}
} else {
APP.connect.status = 'ready';
APP.connect.handler
= checkForAttachParametersAndConnect.bind(
null,
id, password, connection);
}
}
/**
* Try to open connection using provided credentials.
* @param {string} [id]
* @param {string} [password]
* @param {string} [roomName]
* @returns {Promise<JitsiConnection>} connection if
* everything is ok, else error.
*/
function connect(id, password, roomName) {
const connectionConfig = Object.assign({}, config);
const { issuer, jwt } = APP.store.getState()['features/base/jwt'];
// Use Websocket URL for the web app if configured. Note that there is no 'isWeb' check, because there's assumption
// that this code executes only on web browsers/electron. This needs to be changed when mobile and web are unified.
let serviceUrl = connectionConfig.websocket || connectionConfig.bosh;
serviceUrl += `?room=${roomName}`;
// FIXME Remove deprecated 'bosh' option assignment at some point(LJM will be accepting only 'serviceUrl' option
// in future). It's included for the time being for Jitsi Meet and lib-jitsi-meet versions interoperability.
connectionConfig.serviceUrl = connectionConfig.bosh = serviceUrl;
const connection
= new JitsiMeetJS.JitsiConnection(
null,
jwt && issuer && issuer !== 'anonymous' ? jwt : undefined,
connectionConfig);
if (config.iAmRecorder) {
connection.addFeature(DISCO_JIBRI_FEATURE);
}
return new Promise((resolve, reject) => {
connection.addEventListener(
JitsiConnectionEvents.CONNECTION_ESTABLISHED,
handleConnectionEstablished);
connection.addEventListener(
JitsiConnectionEvents.CONNECTION_FAILED,
handleConnectionFailed);
connection.addEventListener(
JitsiConnectionEvents.CONNECTION_FAILED,
connectionFailedHandler);
connection.addEventListener(
JitsiConnectionEvents.DISPLAY_NAME_REQUIRED,
displayNameRequiredHandler
);
/* eslint-disable max-params */
/**
*
*/
function connectionFailedHandler(error, message, credentials, details) {
/* eslint-enable max-params */
APP.store.dispatch(
connectionFailed(
connection, {
credentials,
details,
message,
name: error
}));
if (isFatalJitsiConnectionError(error)) {
connection.removeEventListener(
JitsiConnectionEvents.CONNECTION_FAILED,
connectionFailedHandler);
}
}
/**
*
*/
function unsubscribe() {
connection.removeEventListener(
JitsiConnectionEvents.CONNECTION_ESTABLISHED,
handleConnectionEstablished);
connection.removeEventListener(
JitsiConnectionEvents.CONNECTION_FAILED,
handleConnectionFailed);
}
/**
*
*/
function handleConnectionEstablished() {
APP.store.dispatch(connectionEstablished(connection, Date.now()));
unsubscribe();
resolve(connection);
}
/**
*
*/
function handleConnectionFailed(err) {
unsubscribe();
logger.error('CONNECTION FAILED:', err);
reject(err);
}
/**
* Marks the display name for the prejoin screen as required.
* This can happen if a user tries to join a room with lobby enabled.
*/
function displayNameRequiredHandler() {
APP.store.dispatch(setPrejoinDisplayNameRequired());
}
checkForAttachParametersAndConnect(id, password, connection);
});
}
/**
* Open JitsiConnection using provided credentials.
* If retry option is true it will show auth dialog on PASSWORD_REQUIRED error.
*
* @param {object} options
* @param {string} [options.id]
* @param {string} [options.password]
* @param {string} [options.roomName]
* @param {boolean} [retry] if we should show auth dialog
* on PASSWORD_REQUIRED error.
*
* @returns {Promise<JitsiConnection>}
*/
export function openConnection({ id, password, retry, roomName }) {
const usernameOverride
= jitsiLocalStorage.getItem('xmpp_username_override');
const passwordOverride
= jitsiLocalStorage.getItem('xmpp_password_override');
if (usernameOverride && usernameOverride.length > 0) {
id = usernameOverride; // eslint-disable-line no-param-reassign
}
if (passwordOverride && passwordOverride.length > 0) {
password = passwordOverride; // eslint-disable-line no-param-reassign
}
return connect(id, password, roomName).catch(err => {
if (retry) {
const { issuer, jwt } = APP.store.getState()['features/base/jwt'];
if (err === JitsiConnectionErrors.PASSWORD_REQUIRED
&& (!jwt || issuer === 'anonymous')) {
return AuthHandler.requestAuth(roomName, connect);
}
}
throw err;
});
}