Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 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.server.policy.role; |
| 18 | |
| 19 | import android.annotation.NonNull; |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 20 | import android.annotation.UserIdInt; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 21 | import android.app.role.RoleManager; |
Philip P. Moltmann | 5d89450 | 2019-01-17 10:31:00 -0800 | [diff] [blame] | 22 | import android.content.ComponentName; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 23 | import android.content.Context; |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 24 | import android.content.pm.PackageManager; |
Hai Zhang | a22cd83 | 2019-01-30 13:38:43 -0800 | [diff] [blame] | 25 | import android.content.pm.PackageManagerInternal; |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 26 | import android.content.pm.ResolveInfo; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 27 | import android.provider.Settings; |
Eugene Susla | 92b88c7 | 2019-01-11 13:31:20 -0800 | [diff] [blame] | 28 | import android.text.TextUtils; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 29 | import android.util.Slog; |
| 30 | |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 31 | import com.android.internal.R; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 32 | import com.android.internal.telephony.SmsApplication; |
| 33 | import com.android.internal.util.CollectionUtils; |
Hai Zhang | a22cd83 | 2019-01-30 13:38:43 -0800 | [diff] [blame] | 34 | import com.android.server.LocalServices; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 35 | import com.android.server.role.RoleManagerService; |
| 36 | |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 37 | import java.util.ArrayList; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 38 | import java.util.Collections; |
| 39 | import java.util.List; |
| 40 | |
| 41 | /** |
| 42 | * Logic to retrieve the various legacy(pre-Q) equivalents of role holders. |
| 43 | * |
| 44 | * Unlike {@link RoleManagerService} this is meant to be pretty high-level to allow for depending |
| 45 | * on all kinds of various systems that are historically involved in legacy role resolution, |
| 46 | * e.g. {@link SmsApplication} |
| 47 | * |
| 48 | * @see RoleManagerService#migrateRoleIfNecessary |
| 49 | */ |
| 50 | public class LegacyRoleResolutionPolicy implements RoleManagerService.RoleHoldersResolver { |
| 51 | |
| 52 | private static final boolean DEBUG = false; |
| 53 | private static final String LOG_TAG = "LegacyRoleResolutionPol"; |
| 54 | |
| 55 | @NonNull |
| 56 | private final Context mContext; |
| 57 | |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 58 | public LegacyRoleResolutionPolicy(@NonNull Context context) { |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 59 | mContext = context; |
| 60 | } |
| 61 | |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 62 | @NonNull |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 63 | @Override |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 64 | public List<String> getRoleHolders(@NonNull String roleName, @UserIdInt int userId) { |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 65 | switch (roleName) { |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 66 | case RoleManager.ROLE_ASSISTANT: { |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 67 | String packageName; |
| 68 | String setting = Settings.Secure.getStringForUser(mContext.getContentResolver(), |
| 69 | Settings.Secure.ASSISTANT, userId); |
| 70 | // AssistUtils was using the default assistant app if Settings.Secure.ASSISTANT is |
| 71 | // null, while only an empty string means user selected "None". |
| 72 | if (setting != null) { |
| 73 | if (!setting.isEmpty()) { |
| 74 | ComponentName componentName = ComponentName.unflattenFromString(setting); |
| 75 | packageName = componentName != null ? componentName.getPackageName() : null; |
| 76 | } else { |
| 77 | packageName = null; |
| 78 | } |
| 79 | } else if (mContext.getPackageManager().isDeviceUpgrading()) { |
| 80 | String defaultAssistant = mContext.getString(R.string.config_defaultAssistant); |
| 81 | packageName = !TextUtils.isEmpty(defaultAssistant) ? defaultAssistant : null; |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 82 | } else { |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 83 | packageName = null; |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 84 | } |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 85 | return CollectionUtils.singletonOrEmpty(packageName); |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 86 | } |
| 87 | case RoleManager.ROLE_BROWSER: { |
| 88 | PackageManagerInternal packageManagerInternal = LocalServices.getService( |
| 89 | PackageManagerInternal.class); |
| 90 | String packageName = packageManagerInternal.removeLegacyDefaultBrowserPackageName( |
| 91 | userId); |
| 92 | return CollectionUtils.singletonOrEmpty(packageName); |
| 93 | } |
| 94 | case RoleManager.ROLE_DIALER: { |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 95 | String setting = Settings.Secure.getStringForUser(mContext.getContentResolver(), |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 96 | Settings.Secure.DIALER_DEFAULT_APPLICATION, userId); |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 97 | String packageName; |
| 98 | if (!TextUtils.isEmpty(setting)) { |
| 99 | packageName = setting; |
| 100 | } else if (mContext.getPackageManager().isDeviceUpgrading()) { |
| 101 | // DefaultDialerManager was using the default dialer app if |
| 102 | // Settings.Secure.DIALER_DEFAULT_APPLICATION is invalid. |
| 103 | // TelecomManager.getSystemDialerPackage() won't work because it might not |
| 104 | // be ready. |
| 105 | packageName = mContext.getString(R.string.config_defaultDialer); |
| 106 | } else { |
| 107 | packageName = null; |
| 108 | } |
| 109 | return CollectionUtils.singletonOrEmpty(packageName); |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 110 | } |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 111 | case RoleManager.ROLE_SMS: { |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 112 | String setting = Settings.Secure.getStringForUser(mContext.getContentResolver(), |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 113 | Settings.Secure.SMS_DEFAULT_APPLICATION, userId); |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 114 | String packageName; |
| 115 | if (!TextUtils.isEmpty(setting)) { |
| 116 | packageName = setting; |
| 117 | } else if (mContext.getPackageManager().isDeviceUpgrading()) { |
| 118 | // SmsApplication was using the default SMS app if |
| 119 | // Settings.Secure.DIALER_DEFAULT_APPLICATION is invalid. |
| 120 | packageName = mContext.getString(R.string.config_defaultSms); |
| 121 | } else { |
| 122 | packageName = null; |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 123 | } |
Hai Zhang | dbffb69 | 2019-08-21 16:35:18 -0700 | [diff] [blame] | 124 | return CollectionUtils.singletonOrEmpty(packageName); |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 125 | } |
Hai Zhang | 8be463f | 2019-02-11 16:44:45 -0800 | [diff] [blame] | 126 | case RoleManager.ROLE_HOME: { |
| 127 | PackageManager packageManager = mContext.getPackageManager(); |
| 128 | List<ResolveInfo> resolveInfos = new ArrayList<>(); |
| 129 | ComponentName componentName = packageManager.getHomeActivities(resolveInfos); |
| 130 | String packageName = componentName != null ? componentName.getPackageName() : null; |
Hai Zhang | a22cd83 | 2019-01-30 13:38:43 -0800 | [diff] [blame] | 131 | return CollectionUtils.singletonOrEmpty(packageName); |
| 132 | } |
Hongming Jin | 910cd7b | 2019-01-23 11:19:07 -0800 | [diff] [blame] | 133 | case RoleManager.ROLE_EMERGENCY: { |
| 134 | String defaultEmergencyApp = Settings.Secure.getStringForUser( |
| 135 | mContext.getContentResolver(), |
| 136 | Settings.Secure.EMERGENCY_ASSISTANCE_APPLICATION, userId); |
| 137 | return CollectionUtils.singletonOrEmpty(defaultEmergencyApp); |
| 138 | } |
Eugene Susla | 4ab9511 | 2018-12-17 14:45:11 -0800 | [diff] [blame] | 139 | default: { |
| 140 | Slog.e(LOG_TAG, "Don't know how to find legacy role holders for " + roleName); |
| 141 | return Collections.emptyList(); |
| 142 | } |
| 143 | } |
| 144 | } |
| 145 | } |