1 /* 2 * Copyright (C) 2018 The Android Open Source Project 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 package com.android.settings.applications.specialaccess.zenaccess; 18 19 import android.app.ActivityManager; 20 import android.app.AppGlobals; 21 import android.app.NotificationManager; 22 import android.app.settings.SettingsEnums; 23 import android.content.Context; 24 import android.content.pm.PackageInfo; 25 import android.content.pm.ParceledListSlice; 26 import android.os.AsyncTask; 27 import android.os.RemoteException; 28 import android.util.ArraySet; 29 import android.util.Log; 30 31 import androidx.annotation.VisibleForTesting; 32 33 import com.android.settings.core.BasePreferenceController; 34 import com.android.settings.overlay.FeatureFactory; 35 36 import java.util.List; 37 import java.util.Set; 38 39 public class ZenAccessController extends BasePreferenceController { 40 41 private static final String TAG = "ZenAccessController"; 42 ZenAccessController(Context context, String preferenceKey)43 public ZenAccessController(Context context, String preferenceKey) { 44 super(context, preferenceKey); 45 } 46 47 @Override getAvailabilityStatus()48 public int getAvailabilityStatus() { 49 return AVAILABLE; 50 } 51 getPackagesRequestingNotificationPolicyAccess()52 public static Set<String> getPackagesRequestingNotificationPolicyAccess() { 53 final String[] PERM = { 54 android.Manifest.permission.ACCESS_NOTIFICATION_POLICY 55 }; 56 return getPackagesWithPermissions(PERM); 57 } 58 getPackagesWithManageNotifications()59 public static Set<String> getPackagesWithManageNotifications() { 60 final String[] PERM = { 61 android.Manifest.permission.MANAGE_NOTIFICATIONS 62 }; 63 return getPackagesWithPermissions(PERM); 64 } 65 getPackagesWithPermissions(String[] permList)66 public static Set<String> getPackagesWithPermissions(String[] permList) { 67 final ArraySet<String> requestingPackages = new ArraySet<>(); 68 try { 69 final ParceledListSlice list = AppGlobals.getPackageManager() 70 .getPackagesHoldingPermissions(permList, 0 /*flags*/, 71 ActivityManager.getCurrentUser()); 72 final List<PackageInfo> pkgs = list.getList(); 73 if (pkgs != null) { 74 for (PackageInfo info : pkgs) { 75 if (info.applicationInfo.enabled) { 76 requestingPackages.add(info.packageName); 77 } 78 } 79 } 80 } catch (RemoteException e) { 81 Log.e(TAG, "Cannot reach packagemanager", e); 82 } 83 return requestingPackages; 84 } 85 getAutoApprovedPackages(Context context)86 public static Set<String> getAutoApprovedPackages(Context context) { 87 final Set<String> autoApproved = new ArraySet<>(); 88 autoApproved.addAll(context.getSystemService(NotificationManager.class) 89 .getEnabledNotificationListenerPackages()); 90 return autoApproved; 91 } 92 hasAccess(Context context, String pkg)93 public static boolean hasAccess(Context context, String pkg) { 94 return context.getSystemService( 95 NotificationManager.class).isNotificationPolicyAccessGrantedForPackage(pkg); 96 } 97 setAccess(final Context context, final String pkg, final boolean access)98 public static void setAccess(final Context context, final String pkg, final boolean access) { 99 logSpecialPermissionChange(access, pkg, context); 100 AsyncTask.execute(() -> { 101 final NotificationManager mgr = context.getSystemService(NotificationManager.class); 102 mgr.setNotificationPolicyAccessGranted(pkg, access); 103 }); 104 } 105 deleteRules(final Context context, final String pkg)106 public static void deleteRules(final Context context, final String pkg) { 107 AsyncTask.execute(() -> { 108 final NotificationManager mgr = context.getSystemService(NotificationManager.class); 109 mgr.removeAutomaticZenRules(pkg); 110 }); 111 } 112 113 @VisibleForTesting logSpecialPermissionChange(boolean enable, String packageName, Context context)114 static void logSpecialPermissionChange(boolean enable, String packageName, Context context) { 115 int logCategory = enable ? SettingsEnums.APP_SPECIAL_PERMISSION_DND_ALLOW 116 : SettingsEnums.APP_SPECIAL_PERMISSION_DND_DENY; 117 FeatureFactory.getFactory(context).getMetricsFeatureProvider().action(context, 118 logCategory, packageName); 119 } 120 } 121