UserInteractor changes to not depend on USC (fbbb1a8b) · Commits · e / os / android_frameworks_base

packages/SystemUI/src/com/android/systemui/user/domain/interactor/UserActionsUtil.kt

0 → 100644

+114 −0

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			/*
			* Copyright (C) 2022 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.systemui.user.domain.interactor

			import android.os.UserHandle
			import android.os.UserManager
			import com.android.systemui.user.data.repository.UserRepository

			/** Utilities related to user management actions. */
			object UserActionsUtil {

			/** Returns `true` if it's possible to add a guest user to the device; `false` otherwise. */
			fun canCreateGuest(
			manager: UserManager,
			repository: UserRepository,
			isUserSwitcherEnabled: Boolean,
			isAddUsersFromLockScreenEnabled: Boolean,
			): Boolean {
			if (!isUserSwitcherEnabled) {
			return false
			}

			return currentUserCanCreateUsers(manager, repository) \|\|
			anyoneCanCreateUsers(manager, isAddUsersFromLockScreenEnabled)
			}

			/** Returns `true` if it's possible to add a user to the device; `false` otherwise. */
			fun canCreateUser(
			manager: UserManager,
			repository: UserRepository,
			isUserSwitcherEnabled: Boolean,
			isAddUsersFromLockScreenEnabled: Boolean,
			): Boolean {
			if (!isUserSwitcherEnabled) {
			return false
			}

			if (
			!currentUserCanCreateUsers(manager, repository) &&
			!anyoneCanCreateUsers(manager, isAddUsersFromLockScreenEnabled)
			) {
			return false
			}

			return manager.canAddMoreUsers(UserManager.USER_TYPE_FULL_SECONDARY)
			}

			/**
			* Returns `true` if it's possible to add a supervised user to the device; `false` otherwise.
			*/
			fun canCreateSupervisedUser(
			manager: UserManager,
			repository: UserRepository,
			isUserSwitcherEnabled: Boolean,
			isAddUsersFromLockScreenEnabled: Boolean,
			supervisedUserPackageName: String?
			): Boolean {
			if (supervisedUserPackageName.isNullOrEmpty()) {
			return false
			}

			return canCreateUser(
			manager,
			repository,
			isUserSwitcherEnabled,
			isAddUsersFromLockScreenEnabled
			)
			}

			/**
			* Returns `true` if the current user is allowed to add users to the device; `false` otherwise.
			*/
			private fun currentUserCanCreateUsers(
			manager: UserManager,
			repository: UserRepository,
			): Boolean {
			val currentUser = repository.getSelectedUserInfo()
			if (!currentUser.isAdmin && currentUser.id != UserHandle.USER_SYSTEM) {
			return false
			}

			return systemCanCreateUsers(manager)
			}

			/** Returns `true` if the system can add users to the device; `false` otherwise. */
			private fun systemCanCreateUsers(
			manager: UserManager,
			): Boolean {
			return !manager.hasBaseUserRestriction(UserManager.DISALLOW_ADD_USER, UserHandle.SYSTEM)
			}

			/** Returns `true` if it's allowed to add users to the device at all; `false` otherwise. */
			private fun anyoneCanCreateUsers(
			manager: UserManager,
			isAddUsersFromLockScreenEnabled: Boolean,
			): Boolean {
			return systemCanCreateUsers(manager) && isAddUsersFromLockScreenEnabled
			}
			}