| /* |
| * Copyright (C) 2016 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.settings.users; |
| |
| import android.app.admin.DevicePolicyManager; |
| import android.content.Context; |
| import android.content.pm.UserInfo; |
| import android.os.UserHandle; |
| import android.os.UserManager; |
| import android.provider.Settings; |
| |
| import com.android.settings.Utils; |
| import com.android.settingslib.RestrictedLockUtils; |
| import com.android.settingslib.RestrictedLockUtilsInternal; |
| |
| public class UserCapabilities { |
| boolean mEnabled = true; |
| boolean mCanAddUser = true; |
| boolean mCanAddRestrictedProfile = true; |
| boolean mIsAdmin; |
| boolean mIsGuest; |
| boolean mUserSwitcherEnabled; |
| boolean mCanAddGuest; |
| boolean mDisallowAddUser; |
| boolean mDisallowAddUserSetByAdmin; |
| boolean mDisallowSwitchUser; |
| RestrictedLockUtils.EnforcedAdmin mEnforcedAdmin; |
| |
| private UserCapabilities() { |
| } |
| |
| public static UserCapabilities create(Context context) { |
| UserManager userManager = (UserManager) context.getSystemService(Context.USER_SERVICE); |
| UserCapabilities caps = new UserCapabilities(); |
| |
| if (!UserManager.supportsMultipleUsers() || Utils.isMonkeyRunning()) { |
| caps.mEnabled = false; |
| return caps; |
| } |
| |
| final UserInfo myUserInfo = userManager.getUserInfo(UserHandle.myUserId()); |
| caps.mIsGuest = myUserInfo.isGuest(); |
| caps.mIsAdmin = myUserInfo.isAdmin(); |
| DevicePolicyManager dpm = (DevicePolicyManager) context.getSystemService( |
| Context.DEVICE_POLICY_SERVICE); |
| // No restricted profiles for tablets with a device owner, or phones. |
| if (dpm.isDeviceManaged() || Utils.isVoiceCapable(context)) { |
| caps.mCanAddRestrictedProfile = false; |
| } |
| caps.updateAddUserCapabilities(context); |
| return caps; |
| } |
| |
| public void updateAddUserCapabilities(Context context) { |
| final UserManager userManager = |
| (UserManager) context.getSystemService(Context.USER_SERVICE); |
| mEnforcedAdmin = RestrictedLockUtilsInternal.checkIfRestrictionEnforced(context, |
| UserManager.DISALLOW_ADD_USER, UserHandle.myUserId()); |
| final boolean hasBaseUserRestriction = RestrictedLockUtilsInternal.hasBaseUserRestriction( |
| context, UserManager.DISALLOW_ADD_USER, UserHandle.myUserId()); |
| mDisallowAddUserSetByAdmin = mEnforcedAdmin != null && !hasBaseUserRestriction; |
| mDisallowAddUser = (mEnforcedAdmin != null || hasBaseUserRestriction); |
| mUserSwitcherEnabled = userManager.isUserSwitcherEnabled(); |
| mCanAddUser = true; |
| if (!mIsAdmin || UserManager.getMaxSupportedUsers() < 2 |
| || !UserManager.supportsMultipleUsers() |
| || mDisallowAddUser) { |
| mCanAddUser = false; |
| } |
| |
| final boolean canAddUsersWhenLocked = mIsAdmin || Settings.Global.getInt( |
| context.getContentResolver(), Settings.Global.ADD_USERS_WHEN_LOCKED, 0) == 1; |
| mCanAddGuest = !mIsGuest && !mDisallowAddUser && canAddUsersWhenLocked; |
| |
| mDisallowSwitchUser = userManager.hasUserRestriction(UserManager.DISALLOW_USER_SWITCH); |
| } |
| |
| public boolean isAdmin() { |
| return mIsAdmin; |
| } |
| |
| public boolean disallowAddUser() { |
| return mDisallowAddUser; |
| } |
| |
| public boolean disallowAddUserSetByAdmin() { |
| return mDisallowAddUserSetByAdmin; |
| } |
| |
| public RestrictedLockUtils.EnforcedAdmin getEnforcedAdmin() { |
| return mEnforcedAdmin; |
| } |
| |
| |
| @Override |
| public String toString() { |
| return "UserCapabilities{" + |
| "mEnabled=" + mEnabled + |
| ", mCanAddUser=" + mCanAddUser + |
| ", mCanAddRestrictedProfile=" + mCanAddRestrictedProfile + |
| ", mIsAdmin=" + mIsAdmin + |
| ", mIsGuest=" + mIsGuest + |
| ", mCanAddGuest=" + mCanAddGuest + |
| ", mDisallowAddUser=" + mDisallowAddUser + |
| ", mEnforcedAdmin=" + mEnforcedAdmin + |
| ", mDisallowSwitchUser=" + mDisallowSwitchUser + |
| ", mDisallowAddUserSetByAdmin=" + mDisallowAddUserSetByAdmin + |
| ", mUserSwitcherEnabled=" + mUserSwitcherEnabled + |
| '}'; |
| } |
| } |