| /* |
| * Copyright (C) 2020 The Android Open Source Project |
| * |
| * 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 com.android.permissioncontroller.role.model; |
| |
| import android.app.NotificationManager; |
| import android.content.ComponentName; |
| import android.content.Context; |
| import android.content.Intent; |
| import android.content.pm.PackageManager; |
| import android.content.pm.ResolveInfo; |
| import android.content.pm.ServiceInfo; |
| import android.os.Process; |
| import android.os.UserHandle; |
| import android.service.notification.NotificationListenerService; |
| import android.util.Log; |
| |
| import androidx.annotation.NonNull; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| import java.util.Objects; |
| |
| import com.android.permissioncontroller.role.utils.UserUtils; |
| |
| /** |
| * Class for behavior of the "watch" Companion device profile role. |
| */ |
| public class CompanionDeviceWatchRoleBehavior implements RoleBehavior { |
| |
| public static final String LOG_TAG = CompanionDeviceWatchRoleBehavior.class.getSimpleName(); |
| |
| @Override |
| public void grant(@NonNull Role role, @NonNull String packageName, @NonNull Context context) { |
| UserHandle user = Process.myUserHandle(); |
| if (!UserUtils.isWorkProfile(user, context)) { |
| List<ComponentName> notificationListenersForPackage = |
| getNotificationListenersForPackage(packageName, context); |
| setNotificationGrantState(context, notificationListenersForPackage, true); |
| } |
| } |
| |
| private void setNotificationGrantState(@NonNull Context context, |
| List<ComponentName> notificationListenersForPackage, boolean granted) { |
| NotificationManager notificationManager = |
| context.getSystemService(NotificationManager.class); |
| int size = notificationListenersForPackage.size(); |
| for (int i = 0; i < size; i++) { |
| ComponentName componentName = notificationListenersForPackage.get(i); |
| notificationManager.setNotificationListenerAccessGranted( |
| componentName, granted, false); |
| } |
| } |
| |
| private List<ComponentName> getNotificationListenersForPackage(@NonNull String packageName, |
| @NonNull Context context) { |
| List<ResolveInfo> allListeners = context.getPackageManager().queryIntentServices( |
| new Intent(NotificationListenerService.SERVICE_INTERFACE).setPackage(packageName), |
| PackageManager.MATCH_DIRECT_BOOT_AWARE | PackageManager.MATCH_DIRECT_BOOT_UNAWARE); |
| ArrayList<ComponentName> pkgListeners = new ArrayList<>(); |
| int size = allListeners.size(); |
| for (int i = 0; i < size; i++) { |
| ResolveInfo service = allListeners.get(i); |
| ServiceInfo serviceInfo = service.serviceInfo; |
| if (Objects.equals(serviceInfo.permission, |
| android.Manifest.permission.BIND_NOTIFICATION_LISTENER_SERVICE) |
| && packageName.equals(serviceInfo.packageName)) { |
| pkgListeners.add(new ComponentName(serviceInfo.packageName, serviceInfo.name)); |
| } |
| } |
| Log.d(LOG_TAG, "getNotificationListenersForPackage(" + packageName + "): " + pkgListeners); |
| return pkgListeners; |
| } |
| |
| @Override |
| public void revoke(@NonNull Role role, @NonNull String packageName, @NonNull Context context) { |
| UserHandle user = Process.myUserHandle(); |
| if (!UserUtils.isWorkProfile(user, context)) { |
| NotificationManager notificationManager = |
| context.getSystemService(NotificationManager.class); |
| List<ComponentName> enabledNotificationListeners = |
| notificationManager.getEnabledNotificationListeners(); |
| setNotificationGrantState(context, enabledNotificationListeners, false); |
| } |
| } |
| } |