Files
cms-core/Classes/Hooks/SystemMaintainerAllowanceCheck.php

54 lines
2.1 KiB
PHP

<?php
declare(strict_types=1);
/*
* This file is part of the TYPO3 CMS project.
*
* It is free software; you can redistribute it and/or modify it under
* the terms of the GNU General Public License, either version 2
* of the License, or any later version.
*
* For the full copyright and license information, please read the
* LICENSE.txt file that was distributed with this source code.
*
* The TYPO3 project - inspiring people to share!
*/
namespace TYPO3\CMS\Core\Hooks;
use TYPO3\CMS\Core\DataHandling\DataHandler;
use TYPO3\CMS\Core\SysLog\Action\Database as SystemLogDatabaseAction;
use TYPO3\CMS\Core\SysLog\Error as SystemLogErrorClassification;
/**
* DataHandler hook to ensure that only system maintainers can change details of system maintainers.
*
* @internal This class is a hook implementation and is not part of the TYPO3 Core API.
*/
final class SystemMaintainerAllowanceCheck
{
public function processDatamap_postProcessFieldArray(string $status, string $table, int|string $id, array &$fieldArray, DataHandler $dataHandler): void
{
if ($table !== 'be_users' || $status !== 'update' || empty($fieldArray)) {
return;
}
// Do not allow a non system maintainer admin to change details of system maintainers.
$systemMaintainers = array_map(intval(...), $GLOBALS['TYPO3_CONF_VARS']['SYS']['systemMaintainers'] ?? []);
// False if current user is not in system maintainer list or if switch to user mode is active
$isCurrentUserSystemMaintainer = $dataHandler->BE_USER->isSystemMaintainer();
$isTargetUserInSystemMaintainerList = in_array((int)$id, $systemMaintainers, true);
if (!$isCurrentUserSystemMaintainer && $isTargetUserInSystemMaintainerList) {
$fieldArray = [];
$dataHandler->log(
$table,
(int)$id,
SystemLogDatabaseAction::UPDATE,
null,
SystemLogErrorClassification::SECURITY_NOTICE,
'Only system maintainers can change details of other system maintainers. The values have not been updated.'
);
}
}
}