Files
espocrm/application/Espo/Core/Acl/DefaultAssignmentChecker.php
2021-05-18 18:19:58 +03:00

354 lines
10 KiB
PHP

<?php
/************************************************************************
* This file is part of EspoCRM.
*
* EspoCRM - Open Source CRM application.
* Copyright (C) 2014-2021 Yurii Kuznietsov, Taras Machyshyn, Oleksii Avramenko
* Website: https://www.espocrm.com
*
* EspoCRM is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation, either version 3 of the License, or
* (at your option) any later version.
*
* EspoCRM is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with EspoCRM. If not, see http://www.gnu.org/licenses/.
*
* The interactive user interfaces in modified source and object code versions
* of this program must display Appropriate Legal Notices, as required under
* Section 5 of the GNU General Public License version 3.
*
* In accordance with Section 7(b) of the GNU General Public License version 3,
* these Appropriate Legal Notices must retain the display of the "EspoCRM" word.
************************************************************************/
namespace Espo\Core\Acl;
use Espo\ORM\{
Entity,
EntityManager,
Defs,
};
use Espo\Entities\User;
use Espo\Core\{
AclManager,
Acl\AssignmentChecker,
Acl\Table,
};
class DefaultAssignmentChecker implements AssignmentChecker
{
protected const FIELD_ASSIGNED_USERS = 'assignedUsers';
protected const FIELD_TEAMS = 'teams';
protected const ATTR_ASSIGNED_USER_ID = 'assignedUserId';
protected const ATTR_TEAMS_IDS = 'teamsIds';
protected const ATTR_ASSIGNED_USERS_IDS = 'assignedUsersIds';
private $aclManager;
private $entityManager;
private $ormDefs;
public function __construct(AclManager $aclManager, EntityManager $entityManager, Defs $ormDefs)
{
$this->aclManager = $aclManager;
$this->entityManager = $entityManager;
$this->ormDefs = $ormDefs;
}
public function check(User $user, Entity $entity): bool
{
if (!$this->isPermittedAssignedUser($user, $entity)) {
return false;
}
if (!$this->isPermittedTeams($user, $entity)) {
return false;
}
if ($this->hasAssignedUsersField($entity->getEntityType())) {
if (!$this->isPermittedAssignedUsers($user, $entity)) {
return false;
}
}
return true;
}
private function hasAssignedUsersField(string $entityType): bool
{
$entityDefs = $this->ormDefs->getEntity($entityType);
return
$entityDefs->hasField(self::FIELD_ASSIGNED_USERS) &&
$entityDefs->getField(self::FIELD_ASSIGNED_USERS)->getType() === 'linkMultiple' &&
$entityDefs->hasRelation(self::FIELD_ASSIGNED_USERS) &&
$entityDefs->getRelation(self::FIELD_ASSIGNED_USERS)->getForeignEntityType() === 'User';
}
protected function isPermittedAssignedUser(User $user, Entity $entity): bool
{
if (!$entity->hasAttribute(self::ATTR_ASSIGNED_USER_ID)) {
return true;
}
$assignedUserId = $entity->get(self::ATTR_ASSIGNED_USER_ID);
if ($user->isPortal()) {
if (!$entity->isAttributeChanged(self::ATTR_ASSIGNED_USER_ID) && !$assignedUserId) {
return true;
}
return false;
}
$assignmentPermission = $this->aclManager->getPermissionLevel($user, 'assignmentPermission');
if (
$assignmentPermission === Table::LEVEL_YES ||
!in_array($assignmentPermission, [Table::LEVEL_TEAM, Table::LEVEL_NO])
) {
return true;
}
$toProcess = false;
if (!$entity->isNew()) {
if ($entity->isAttributeChanged(self::ATTR_ASSIGNED_USER_ID)) {
$toProcess = true;
}
}
else {
$toProcess = true;
}
if (!$toProcess) {
return true;
}
if (empty($assignedUserId)) {
if ($assignmentPermission === Table::LEVEL_NO && !$user->isApi()) {
return false;
}
return true;
}
if ($assignmentPermission === Table::LEVEL_NO) {
if ($user->id !== $assignedUserId) {
return false;
}
}
else if ($assignmentPermission === Table::LEVEL_TEAM) {
$teamIdList = $user->get(self::ATTR_TEAMS_IDS);
if (
!$this->entityManager
->getRepository('User')
->checkBelongsToAnyOfTeams($assignedUserId, $teamIdList)
) {
return false;
}
}
return true;
}
protected function isPermittedTeams(User $user, Entity $entity): bool
{
$assignmentPermission = $this->aclManager->getPermissionLevel($user, 'assignmentPermission');
if (!in_array($assignmentPermission, [Table::LEVEL_TEAM, Table::LEVEL_NO])) {
return true;
}
if (!$entity->hasLinkMultipleField(self::FIELD_TEAMS)) {
return true;
}
$teamIdList = $entity->getLinkMultipleIdList(self::FIELD_TEAMS);
if (empty($teamIdList)) {
return $this->isPermittedTeamsEmpty($user, $entity);
}
$newIdList = [];
if (!$entity->isNew()) {
$existingIdList = [];
$teamCollection = $this->entityManager
->getRDBRepository($entity->getEntityType())
->getRelation($entity, self::FIELD_TEAMS)
->select('id')
->find();
foreach ($teamCollection as $team) {
$existingIdList[] = $team->getId();
}
foreach ($teamIdList as $id) {
if (!in_array($id, $existingIdList)) {
$newIdList[] = $id;
}
}
}
else {
$newIdList = $teamIdList;
}
if (empty($newIdList)) {
return true;
}
$userTeamIdList = $user->getLinkMultipleIdList(self::FIELD_TEAMS);
foreach ($newIdList as $id) {
if (!in_array($id, $userTeamIdList)) {
return false;
}
}
return true;
}
private function isPermittedTeamsEmpty(User $user, Entity $entity): bool
{
$assignmentPermission = $this->aclManager->getPermissionLevel($user, 'assignmentPermission');
if ($assignmentPermission !== Table::LEVEL_TEAM) {
return true;
}
if ($entity->hasLinkMultipleField(self::FIELD_ASSIGNED_USERS)) {
$assignedUserIdList = $entity->getLinkMultipleIdList(self::FIELD_ASSIGNED_USERS);
if (empty($assignedUserIdList)) {
return false;
}
}
else if ($entity->hasAttribute(self::ATTR_ASSIGNED_USER_ID)) {
if (!$entity->get(self::ATTR_ASSIGNED_USER_ID)) {
return false;
}
}
return true;
}
protected function isPermittedAssignedUsers(User $user, Entity $entity): bool
{
if (!$entity->hasLinkMultipleField(self::FIELD_ASSIGNED_USERS)) {
return true;
}
if ($user->isPortal()) {
if (count($entity->getLinkMultipleIdList(self::FIELD_ASSIGNED_USERS)) === 0) {
return true;
}
}
$assignmentPermission = $this->aclManager->getPermissionLevel($user, 'assignmentPermission');
if (
$assignmentPermission === Table::LEVEL_YES ||
!in_array($assignmentPermission, [Table::LEVEL_TEAM, Table::LEVEL_NO])
) {
return true;
}
$toProcess = false;
if (!$entity->isNew()) {
$userIdList = $entity->getLinkMultipleIdList(self::FIELD_ASSIGNED_USERS);
if ($entity->isAttributeChanged(self::ATTR_ASSIGNED_USERS_IDS)) {
$toProcess = true;
}
}
else {
$toProcess = true;
}
$userIdList = $entity->getLinkMultipleIdList(self::FIELD_ASSIGNED_USERS);
if (!$toProcess) {
return true;
}
if (empty($userIdList)) {
if ($assignmentPermission === Table::LEVEL_NO && !$user->isApi()) {
return false;
}
return true;
}
if ($assignmentPermission === Table::LEVEL_NO) {
return $this->isPermittedAssignedUsersLevelNo($user, $entity);
}
if ($assignmentPermission === Table::LEVEL_TEAM) {
return $this->isPermittedAssignedUsersLevelTeam($user, $entity);
}
return true;
}
private function isPermittedAssignedUsersLevelNo(User $user, Entity $entity): bool
{
$userIdList = $entity->getLinkMultipleIdList(self::FIELD_ASSIGNED_USERS);
$fetchedAssignedUserIdList = $entity->getFetched(self::ATTR_ASSIGNED_USERS_IDS);
foreach ($userIdList as $userId) {
if (!$entity->isNew() && in_array($userId, $fetchedAssignedUserIdList)) {
continue;
}
if ($user->getId() !== $userId) {
return false;
}
}
return true;
}
private function isPermittedAssignedUsersLevelTeam(User $user, Entity $entity): bool
{
$userIdList = $entity->getLinkMultipleIdList(self::FIELD_ASSIGNED_USERS);
$fetchedAssignedUserIdList = $entity->getFetched(self::ATTR_ASSIGNED_USERS_IDS);
$teamIdList = $user->getLinkMultipleIdList(self::FIELD_TEAMS);
foreach ($userIdList as $userId) {
if (!$entity->isNew() && in_array($userId, $fetchedAssignedUserIdList)) {
continue;
}
if (
!$this->entityManager
->getRepository('User')
->checkBelongsToAnyOfTeams($userId, $teamIdList)
) {
return false;
}
}
return true;
}
}