feat: Add disableBeforeUnloadHandlers option

config.js

@@ -400,6 +400,9 @@ var config = {
     // Disables or enables RTX (RFC 4588) (defaults to false).
     // disableRtx: false,
 
+    // Moves all Jitsi Meet 'beforeunload' logic (cleanup, leaving, disconnecting, etc) to the 'unload' event.
+    // disableBeforeUnloadHandlers: true,
+
     // Disables or enables TCC support in this client (default: enabled).
     // enableTcc: true,
 

react/features/base/conference/middleware.any.js

@@ -79,7 +79,7 @@ MiddlewareRegistry.register(store => next => action => {
         return _conferenceSubjectChanged(store, next, action);
 
     case CONFERENCE_WILL_LEAVE:
-        _conferenceWillLeave();
+        _conferenceWillLeave(store);
         break;
 
     case PARTICIPANT_UPDATED:
@@ -102,7 +102,6 @@ MiddlewareRegistry.register(store => next => action => {
     return next(action);
 });
 
-
 /**
  * Makes sure to leave a failed conference in order to release any allocated
  * resources like peer connections, emit participant left events, etc.
@@ -168,12 +167,11 @@ function _conferenceFailed({ dispatch, getState }, next, action) {
             // good to know that it happen, so log it (on the info level).
             logger.info('JitsiConference.leave() rejected with:', reason);
         });
-    } else if (typeof beforeUnloadHandler !== 'undefined') {
+    } else {
         // FIXME: Workaround for the web version. Currently, the creation of the
         // conference is handled by /conference.js and appropriate failure handlers
         // are set there.
-        window.removeEventListener('beforeunload', beforeUnloadHandler);
-        beforeUnloadHandler = undefined;
+        _removeUnloadHandler(getState);
     }
 
     if (enableForcedReload && error?.name === JitsiConferenceErrors.CONFERENCE_RESTARTED) {
@@ -201,7 +199,7 @@ function _conferenceJoined({ dispatch, getState }, next, action) {
     const result = next(action);
     const { conference } = action;
     const { pendingSubjectChange } = getState()['features/base/conference'];
-    const { requireDisplayName } = getState()['features/base/config'];
+    const { requireDisplayName, disableBeforeUnloadHandlers = false } = getState()['features/base/config'];
 
     pendingSubjectChange && dispatch(setSubject(pendingSubjectChange));
 
@@ -213,7 +211,7 @@ function _conferenceJoined({ dispatch, getState }, next, action) {
     beforeUnloadHandler = () => {
         dispatch(conferenceWillLeave(conference));
     };
-    window.addEventListener('beforeunload', beforeUnloadHandler);
+    window.addEventListener(disableBeforeUnloadHandlers ? 'unload' : 'beforeunload', beforeUnloadHandler);
 
     if (requireDisplayName
         && !getLocalParticipant(getState)?.name
@@ -287,10 +285,7 @@ function _connectionFailed({ dispatch, getState }, next, action) {
 
     const result = next(action);
 
-    if (typeof beforeUnloadHandler !== 'undefined') {
-        window.removeEventListener('beforeunload', beforeUnloadHandler);
-        beforeUnloadHandler = undefined;
-    }
+    _removeUnloadHandler(getState);
 
     // FIXME: Workaround for the web version. Currently, the creation of the
     // conference is handled by /conference.js and appropriate failure handlers
@@ -367,13 +362,11 @@ function _conferenceSubjectChanged({ dispatch, getState }, next, action) {
  * store.
  *
  * @private
+ * @param {Object} store - The redux store.
  * @returns {void}
  */
-function _conferenceWillLeave() {
-    if (typeof beforeUnloadHandler !== 'undefined') {
-        window.removeEventListener('beforeunload', beforeUnloadHandler);
-        beforeUnloadHandler = undefined;
-    }
+function _conferenceWillLeave({ getState }: { getState: Function }) {
+    _removeUnloadHandler(getState);
 }
 
 /**
@@ -425,6 +418,21 @@ function _pinParticipant({ getState }, next, action) {
     return next(action);
 }
 
+/**
+ * Removes the unload handler.
+ *
+ * @param {Function} getState - The redux getState function.
+ * @returns {void}
+ */
+function _removeUnloadHandler(getState) {
+    if (typeof beforeUnloadHandler !== 'undefined') {
+        const { disableBeforeUnloadHandlers = false } = getState()['features/base/config'];
+
+        window.removeEventListener(disableBeforeUnloadHandlers ? 'unload' : 'beforeunload', beforeUnloadHandler);
+        beforeUnloadHandler = undefined;
+    }
+}
+
 /**
  * Requests the specified tones to be played.
  *

react/features/base/config/configWhitelist.js

@@ -91,6 +91,7 @@ export default [
     'disableAP',
     'disableAddingBackgroundImages',
     'disableAudioLevels',
+    'disableBeforeUnloadHandlers',
     'disableChatSmileys',
     'disableDeepLinking',
     'disabledSounds',

react/features/external-api/middleware.js

@@ -1,11 +1,13 @@
 // @flow
 
+import { getJitsiMeetTransport } from '../../../modules/transport';
 import {
     CONFERENCE_FAILED,
     CONFERENCE_JOINED,
     DATA_CHANNEL_OPENED,
     KICKED_OUT
 } from '../base/conference';
+import { SET_CONFIG } from '../base/config';
 import { NOTIFY_CAMERA_ERROR, NOTIFY_MIC_ERROR } from '../base/devices';
 import { JitsiConferenceErrors } from '../base/lib-jitsi-meet';
 import {
@@ -171,6 +173,22 @@ MiddlewareRegistry.register(store => next => action => {
         APP.API.notifyUserRoleChanged(action.participant.id, action.participant.role);
         break;
 
+    case SET_CONFIG: {
+        const state = store.getState();
+        const { disableBeforeUnloadHandlers = false } = state['features/base/config'];
+
+        /**
+         * Disposing the API when the user closes the page.
+         */
+        window.addEventListener(disableBeforeUnloadHandlers ? 'unload' : 'beforeunload', () => {
+            APP.API.notifyConferenceLeft(APP.conference.roomName);
+            APP.API.dispose();
+            getJitsiMeetTransport().dispose();
+        });
+
+        break;
+    }
+
     case SET_FILMSTRIP_VISIBLE:
         APP.API.notifyFilmstripDisplayChanged(action.visible);
         break;

react/index.web.js

@@ -3,8 +3,6 @@
 import React from 'react';
 import ReactDOM from 'react-dom';
 
-import { getJitsiMeetTransport } from '../modules/transport';
-
 import { App } from './features/app/components';
 import { getLogger } from './features/base/logging/functions';
 import { Platform } from './features/base/react';
@@ -41,21 +39,6 @@ if (OS === 'ios') {
     });
 }
 
-/**
- * Stops collecting the logs and disposing the API when the user closes the
- * page.
- */
-window.addEventListener('beforeunload', () => {
-    // Stop the LogCollector
-    if (APP.logCollectorStarted) {
-        APP.logCollector.stop();
-        APP.logCollectorStarted = false;
-    }
-    APP.API.notifyConferenceLeft(APP.conference.roomName);
-    APP.API.dispose();
-    getJitsiMeetTransport().dispose();
-});
-
 const globalNS = getJitsiMeetGlobalNS();
 
 globalNS.entryPoints = {