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.car.settings.development; 18 19 import android.app.ActivityManager; 20 import android.car.userlib.CarUserManagerHelper; 21 import android.content.ComponentName; 22 import android.content.Context; 23 import android.content.pm.PackageManager; 24 import android.os.Build; 25 import android.os.UserHandle; 26 import android.os.UserManager; 27 import android.provider.Settings; 28 29 import com.android.car.settings.R; 30 import com.android.settingslib.development.DevelopmentSettingsEnabler; 31 32 /** 33 * A utility to set/check development settings mode. 34 * 35 * <p>Shared logic with {@link com.android.settingslib.development.DevelopmentSettingsEnabler} with 36 * modifications to use CarUserManagerHelper instead of UserManager. 37 */ 38 public class DevelopmentSettingsUtil { 39 DevelopmentSettingsUtil()40 private DevelopmentSettingsUtil() { 41 } 42 43 /** 44 * Sets the global toggle for developer settings and sends out a local broadcast to notify other 45 * of this change. 46 */ setDevelopmentSettingsEnabled(Context context, boolean enable)47 public static void setDevelopmentSettingsEnabled(Context context, boolean enable) { 48 Settings.Global.putInt(context.getContentResolver(), 49 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, enable ? 1 : 0); 50 51 // Used to enable developer options module. 52 ComponentName targetName = ComponentName.unflattenFromString( 53 context.getString(R.string.config_dev_options_module)); 54 setDeveloperOptionsEnabledState(context, targetName, showDeveloperOptions(context)); 55 } 56 57 /** 58 * Checks that the development settings should be enabled. Returns true if global toggle is set, 59 * debugging is allowed for user, and the user is an admin or a demo user. 60 */ isDevelopmentSettingsEnabled(Context context, CarUserManagerHelper carUserManagerHelper)61 public static boolean isDevelopmentSettingsEnabled(Context context, 62 CarUserManagerHelper carUserManagerHelper) { 63 boolean settingEnabled = Settings.Global.getInt(context.getContentResolver(), 64 Settings.Global.DEVELOPMENT_SETTINGS_ENABLED, Build.IS_ENG ? 1 : 0) != 0; 65 boolean hasRestriction = carUserManagerHelper.hasUserRestriction( 66 UserManager.DISALLOW_DEBUGGING_FEATURES, 67 carUserManagerHelper.getCurrentProcessUserInfo()); 68 boolean isAdminOrDemo = carUserManagerHelper.isCurrentProcessAdminUser() 69 || carUserManagerHelper.isCurrentProcessDemoUser(); 70 return isAdminOrDemo && !hasRestriction && settingEnabled; 71 } 72 73 /** Checks whether the device is provisioned or not. */ isDeviceProvisioned(Context context)74 public static boolean isDeviceProvisioned(Context context) { 75 return Settings.Global.getInt(context.getContentResolver(), 76 Settings.Global.DEVICE_PROVISIONED, 0) != 0; 77 } 78 showDeveloperOptions(Context context)79 private static boolean showDeveloperOptions(Context context) { 80 CarUserManagerHelper carUserManagerHelper = new CarUserManagerHelper(context); 81 boolean showDev = DevelopmentSettingsEnabler.isDevelopmentSettingsEnabled(context) 82 && !isMonkeyRunning(); 83 boolean isAdminOrDemo = carUserManagerHelper.isCurrentProcessAdminUser() 84 || carUserManagerHelper.isCurrentProcessDemoUser(); 85 if (UserHandle.MU_ENABLED && !isAdminOrDemo) { 86 showDev = false; 87 } 88 89 return showDev; 90 } 91 setDeveloperOptionsEnabledState(Context context, ComponentName component, boolean enabled)92 private static void setDeveloperOptionsEnabledState(Context context, ComponentName component, 93 boolean enabled) { 94 PackageManager pm = context.getPackageManager(); 95 int state = pm.getComponentEnabledSetting(component); 96 boolean isEnabled = state == PackageManager.COMPONENT_ENABLED_STATE_ENABLED; 97 if (isEnabled != enabled || state == PackageManager.COMPONENT_ENABLED_STATE_DEFAULT) { 98 pm.setComponentEnabledSetting(component, enabled 99 ? PackageManager.COMPONENT_ENABLED_STATE_ENABLED 100 : PackageManager.COMPONENT_ENABLED_STATE_DISABLED, 101 PackageManager.DONT_KILL_APP); 102 } 103 } 104 isMonkeyRunning()105 private static boolean isMonkeyRunning() { 106 return ActivityManager.isUserAMonkey(); 107 } 108 } 109