SystemInformationController.php

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<?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\Belog\Controller;
 
use ‪TYPO3\CMS\Backend\Backend\Event\SystemInformationToolbarCollectorEvent;
use ‪TYPO3\CMS\Backend\Routing\UriBuilder;
use ‪TYPO3\CMS\Backend\Toolbar\Enumeration\InformationStatus;
use ‪TYPO3\CMS\Core\Database\Connection;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Extbase\Utility\LocalizationUtility;
 
final class ‪SystemInformationController
{
    protected ‪$backendUserConfiguration;
 
    public function ‪__construct(array ‪$backendUserConfiguration = null)
    {
        $this->backendUserConfiguration = ‪$backendUserConfiguration ?? ‪$GLOBALS['BE_USER']->uc;
    }
 
    public function ‪appendMessage(‪SystemInformationToolbarCollectorEvent $event): void
    {
        $systemInformationToolbarItem = $event->‪getToolbarItem();
        // we can't use the extbase repository here as the required TypoScript may not be parsed yet
        $queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)->getQueryBuilderForTable('sys_log');
        $count = $queryBuilder->count('error')
            ->from('sys_log')
            ->where(
                $queryBuilder->expr()->gte(
                    'tstamp',
                    $queryBuilder->createNamedParameter($this->fetchLastAccessTimestamp(), \PDO::PARAM_INT)
                ),
                $queryBuilder->expr()->in(
                    'error',
                    $queryBuilder->createNamedParameter([-1, 1, 2], Connection::PARAM_INT_ARRAY)
                )
            )
            ->execute()
            ->fetchColumn(0);
 
        if ($count > 0) {
            $uriBuilder = GeneralUtility::makeInstance(UriBuilder::class);
            $systemInformationToolbarItem->addSystemMessage(
                sprintf(
                    ‪LocalizationUtility::translate('systemmessage.errorsInPeriod', 'belog') ?? '',
                    $count,
                    (string)$uriBuilder->buildUriFromRoute(
                        'system_BelogLog',
                        ['tx_belog_system_beloglog' => ['constraint' => ['action' => -1]]]
                    )
                ),
                ‪InformationStatus::STATUS_ERROR,
                $count,
                'system_BelogLog',
                http_build_query(['tx_belog_system_beloglog' => ['constraint' => ['action' => -1]]])
            );
        }
    }
 
    private function ‪fetchLastAccessTimestamp(): int
    {
        if (!isset($this->backendUserConfiguration['systeminformation'])) {
            return 0;
        }
        $systemInformationUc = json_decode($this->backendUserConfiguration['systeminformation'], true);
        if (!isset($systemInformationUc['system_BelogLog']['lastAccess'])) {
            return 0;
        }
 
        return (int)$systemInformationUc['system_BelogLog']['lastAccess'];
    }
}