feat(react-native-sdk/android): force permissions approval in order to launch RNOngoingNotification

.gitignore

@@ -101,6 +101,9 @@ tsconfig.json
 react-native-sdk/*.tgz
 react-native-sdk/android/src
 !react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/JitsiMeetReactNativePackage.java
+!react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/JitsiMeetOngoingConferenceService.java
+!react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/JMOngoingConferenceModule.java
+!react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/RNOngoingNotification.java
 react-native-sdk/images
 react-native-sdk/ios
 react-native-sdk/lang

react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/JMOngoingConferenceModule.java

@@ -0,0 +1,46 @@
+package org.jitsi.meet.sdk;
+import android.app.Activity;
+import android.content.Context;
+import androidx.annotation.NonNull;
+import com.facebook.react.bridge.ReactApplicationContext;
+import com.facebook.react.bridge.ReactContextBaseJavaModule;
+import com.facebook.react.bridge.ReactMethod;
+import com.facebook.react.module.annotations.ReactModule;
+
+import org.jitsi.meet.sdk.log.JitsiMeetLogger;
+
+
+/**
+ * This class implements a ReactModule and it's
+ * responsible for launching/aborting a service when a conference is in progress.
+ */
+@ReactModule(name = JMOngoingConferenceModule.NAME)
+class JMOngoingConferenceModule extends ReactContextBaseJavaModule {
+
+    public static final String NAME = "JMOngoingConference";
+
+    public JMOngoingConferenceModule(ReactApplicationContext reactContext) {
+        super(reactContext);
+    }
+
+    @ReactMethod
+    public void launch() {
+        Context context = getReactApplicationContext();
+        Activity currentActivity = getCurrentActivity();
+        JMOngoingConferenceService.launch(context, currentActivity);
+        JitsiMeetLogger.w(NAME + " Module launch");
+    }
+
+    @ReactMethod
+    public void abort() {
+        Context context = getReactApplicationContext();
+        JMOngoingConferenceService.abort(context);
+        JitsiMeetLogger.w(NAME + " Module abort");
+    }
+
+    @NonNull
+    @Override
+    public String getName() {
+        return NAME;
+    }
+}

react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/JMOngoingConferenceService.java

@@ -0,0 +1,162 @@
+/*
+ * Copyright @ 2019-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jitsi.meet.sdk;
+
+import static android.Manifest.permission.POST_NOTIFICATIONS;
+import static android.Manifest.permission.RECORD_AUDIO;
+
+import android.app.Activity;
+import android.app.Notification;
+import android.app.Service;
+
+import android.content.Context;
+import android.content.Intent;
+
+import android.content.pm.PackageManager;
+import android.content.pm.ServiceInfo;
+
+import android.os.Build;
+import android.os.IBinder;
+
+import com.facebook.react.modules.core.PermissionListener;
+
+import org.jitsi.meet.sdk.log.JitsiMeetLogger;
+
+import java.util.ArrayList;
+import java.util.Arrays;
+import java.util.List;
+import java.util.Random;
+
+/**
+ * This class implements an Android {@link Service}, a foreground one specifically, and it's
+ * responsible for presenting an ongoing notification when a conference is in progress.
+ * The service will help keep the app running while in the background.
+ *
+ * See: https://developer.android.com/guide/components/services
+ */
+public class JMOngoingConferenceService extends Service {
+    private static final String TAG = JMOngoingConferenceService.class.getSimpleName();
+
+    private static final int PERMISSIONS_REQUEST_CODE = (int) (Math.random() * Short.MAX_VALUE);
+
+    static final int NOTIFICATION_ID = new Random().nextInt(99999) + 10000;
+
+    public static void doLaunch(Context context) {
+
+        RNOngoingNotification.createOngoingConferenceNotificationChannel(context);
+
+        Intent intent = new Intent(context, JMOngoingConferenceService.class);
+
+        try {
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.O) {
+                context.startForegroundService(intent);
+            } else {
+                context.startService(intent);
+            }
+        } catch (RuntimeException e) {
+            // Avoid crashing due to ForegroundServiceStartNotAllowedException (API level 31).
+            // See: https://developer.android.com/guide/components/foreground-services#background-start-restrictions
+            JitsiMeetLogger.w(TAG + " Ongoing conference service not started", e);
+            return;
+        }
+    }
+
+    public static void launch(Context context, Activity currentActivity) {
+        List<String> permissionsList = new ArrayList<>();
+
+        PermissionListener listener = new PermissionListener() {
+            @Override
+            public boolean onRequestPermissionsResult(int i, String[] strings, int[] results) {
+                int counter = 0;
+
+                if (results.length > 0) {
+                    for (int result : results) {
+                        if (result == PackageManager.PERMISSION_GRANTED) {
+                            counter++;
+                        }
+                    }
+
+                    if (counter == results.length){
+                        doLaunch(context);
+                        JitsiMeetLogger.w(TAG + " Service launched, permissions were granted");
+                    } else {
+                        JitsiMeetLogger.w(TAG + " Couldn't launch service, permissions were not granted");
+                    }
+                }
+
+                return true;
+            }
+        };
+
+        if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.TIRAMISU) {
+            permissionsList.add(POST_NOTIFICATIONS);
+            permissionsList.add(RECORD_AUDIO);
+        }
+
+        String[] permissionsArray = new String[ permissionsList.size() ];
+        permissionsArray = permissionsList.toArray( permissionsArray );
+
+        if (permissionsArray.length > 0) {
+            try {
+                currentActivity.requestPermissions(permissionsArray, PERMISSIONS_REQUEST_CODE);
+                JitsiMeetLogger.w(TAG + " Requesting permissions: " + Arrays.toString(permissionsArray));
+            } catch (Exception e) {
+                JitsiMeetLogger.e(e, "Error requesting permissions");
+                listener.onRequestPermissionsResult(PERMISSIONS_REQUEST_CODE, permissionsArray, new int[0]);
+            }
+        } else {
+            doLaunch(context);
+            JitsiMeetLogger.w(TAG + " No permissions needed, launching service");
+        }
+    }
+
+    public static void abort(Context context) {
+        Intent intent = new Intent(context, JMOngoingConferenceService.class);
+        context.stopService(intent);
+    }
+
+    @Override
+    public void onCreate() {
+        super.onCreate();
+        JitsiMeetLogger.w(TAG + " Building ongoing conference notification");
+
+        Notification notification = RNOngoingNotification.buildOngoingConferenceNotification(this);
+        if (notification == null) {
+            stopSelf();
+            JitsiMeetLogger.w(TAG + " Couldn't start service, notification is null");
+        } else {
+            JitsiMeetLogger.w(TAG + " Starting service in foreground with notification");
+
+            if (Build.VERSION.SDK_INT >= Build.VERSION_CODES.R) {
+                startForeground(NOTIFICATION_ID, notification, ServiceInfo.FOREGROUND_SERVICE_TYPE_MEDIA_PLAYBACK | ServiceInfo.FOREGROUND_SERVICE_TYPE_MICROPHONE);
+            } else if (Build.VERSION.SDK_INT == Build.VERSION_CODES.Q) {
+                startForeground(NOTIFICATION_ID, notification, ServiceInfo.FOREGROUND_SERVICE_TYPE_MEDIA_PLAYBACK);
+            } else {
+                startForeground(NOTIFICATION_ID, notification);
+            }
+        }
+    }
+
+    @Override
+    public IBinder onBind(Intent intent) {
+        return null;
+    }
+
+    @Override
+    public int onStartCommand(Intent intent, int flags, int startId) {
+        return START_NOT_STICKY;
+    }
+}

react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/JitsiMeetReactNativePackage.java

@@ -21,6 +21,7 @@ public List<NativeModule> createNativeModules(@NonNull ReactApplicationContext r
                 new AndroidSettingsModule(reactContext),
                 new AppInfoModule(reactContext),
                 new AudioModeModule(reactContext),
+                new JMOngoingConferenceModule(reactContext),
                 new JavaScriptSandboxModule(reactContext),
                 new LocaleDetector(reactContext),
                 new LogBridgeModule(reactContext),

react-native-sdk/android/src/main/java/org/jitsi/meet/sdk/RNOngoingNotification.java

@@ -0,0 +1,95 @@
+/*
+ * Copyright @ 2019-present 8x8, Inc.
+ *
+ * Licensed under the Apache License, Version 2.0 (the "License");
+ * you may not use this file except in compliance with the License.
+ * You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ * Unless required by applicable law or agreed to in writing, software
+ * distributed under the License is distributed on an "AS IS" BASIS,
+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ * See the License for the specific language governing permissions and
+ * limitations under the License.
+ */
+package org.jitsi.meet.sdk;
+
+import android.app.Notification;
+import android.app.NotificationChannel;
+import android.app.NotificationManager;
+
+import android.content.Context;
+
+import android.os.Build;
+
+import androidx.core.app.NotificationCompat;
+
+import org.jitsi.meet.sdk.log.JitsiMeetLogger;
+
+import java.util.Random;
+
+/**
+ * Helper class for creating the ongoing notification which is used with
+ * {@link JMOngoingConferenceService}. It allows the user to easily get back to the app
+ * and to hangup from within the notification itself.
+ */
+class RNOngoingNotification {
+    private static final String TAG = RNOngoingNotification.class.getSimpleName();
+
+    static void createOngoingConferenceNotificationChannel(Context context) {
+        if (Build.VERSION.SDK_INT < Build.VERSION_CODES.O) {
+            JitsiMeetLogger.w(TAG + " Android version is lower than Oreo, skipping notification channel creation");
+            return;
+        }
+        if (context == null) {
+            JitsiMeetLogger.w(TAG + " Cannot create notification channel: no current context");
+            return;
+        }
+
+        NotificationManager notificationManager
+            = (NotificationManager) context.getSystemService(Service.NOTIFICATION_SERVICE);
+
+        NotificationChannel channel
+            = notificationManager.getNotificationChannel("OngoingConferenceChannel");
+
+        if (channel != null) {
+            JitsiMeetLogger.w(TAG + " Notification channel already exists");
+            return;
+        }
+
+        channel = new NotificationChannel("OngoingConferenceChannel", context.getString(R.string.ongoing_notification_channel_name), NotificationManager.IMPORTANCE_DEFAULT);
+        channel.enableLights(false);
+        channel.enableVibration(false);
+        channel.setShowBadge(false);
+
+        notificationManager.createNotificationChannel(channel);
+        JitsiMeetLogger.w(TAG + " Notification channel created successfully");
+    }
+    static Notification buildOngoingConferenceNotification(Context context) {
+        if (context == null) {
+            JitsiMeetLogger.w(TAG + " Cannot create notification: no current context");
+            return null;
+        }
+
+        JitsiMeetLogger.w(TAG + " Creating notification with context: " + context);
+
+        NotificationCompat.Builder builder = new NotificationCompat.Builder(context, "OngoingConferenceChannel");
+
+        builder
+            .setCategory(NotificationCompat.CATEGORY_CALL)
+            .setContentTitle(context.getString(R.string.ongoing_notification_title))
+            .setContentText(context.getString(R.string.ongoing_notification_text))
+            .setPriority(NotificationCompat.PRIORITY_DEFAULT)
+            .setOngoing(true)
+            .setWhen(System.currentTimeMillis())
+            .setUsesChronometer(true)
+            .setAutoCancel(false)
+            .setVisibility(NotificationCompat.VISIBILITY_PUBLIC)
+            .setOnlyAlertOnce(true)
+            .setSmallIcon(context.getResources().getIdentifier("ic_notification", "drawable", context.getPackageName())),
+            .setForegroundServiceBehavior(NotificationCompat.FOREGROUND_SERVICE_IMMEDIATE);
+
+        return builder.build();
+    }
+}

react/features/mobile/react-native-sdk/middleware.js

@@ -1,3 +1,5 @@
+import { NativeModules, Platform } from 'react-native';
+
 import { getAppProp } from '../../base/app/functions';
 import {
     CONFERENCE_BLURRED,
@@ -10,13 +12,15 @@ import {
 import { SET_AUDIO_MUTED, SET_VIDEO_MUTED } from '../../base/media/actionTypes';
 import { PARTICIPANT_JOINED, PARTICIPANT_LEFT } from '../../base/participants/actionTypes';
 import MiddlewareRegistry from '../../base/redux/MiddlewareRegistry';
+import StateListenerRegistry from '../../base/redux/StateListenerRegistry';
 import { READY_TO_CLOSE } from '../external-api/actionTypes';
 import { participantToParticipantInfo } from '../external-api/functions';
 import { ENTER_PICTURE_IN_PICTURE } from '../picture-in-picture/actionTypes';
 
 import { isExternalAPIAvailable } from './functions';
 
 const externalAPIEnabled = isExternalAPIAvailable();
+const { JMOngoingConference } = NativeModules;
 
 
 /**
@@ -84,3 +88,21 @@ const externalAPIEnabled = isExternalAPIAvailable();
 
     return result;
 });
+
+/**
+ * Before enabling media projection service control on Android,
+ * we need to check if native modules are being used or not.
+ */
+Platform.OS === 'android' && !externalAPIEnabled && StateListenerRegistry.register(
+    state => state['features/base/conference'].conference,
+    (conference, previousConference) => {
+        if (!conference) {
+            JMOngoingConference.abort();
+        } else if (conference && !previousConference) {
+            JMOngoingConference.launch();
+        } else if (conference !== previousConference) {
+            JMOngoingConference.abort();
+            JMOngoingConference.launch();
+        }
+    }
+);