Sqlite.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\Install\SystemEnvironment\DatabaseCheck\Platform;
 
use Doctrine\DBAL\Platforms\SQLitePlatform as DoctrineSQLitePlatform;
use ‪TYPO3\CMS\Core\Database\Connection;
use ‪TYPO3\CMS\Core\Database\ConnectionPool;
use ‪TYPO3\CMS\Core\Messaging\FlashMessage;
use ‪TYPO3\CMS\Core\Messaging\FlashMessageQueue;
use ‪TYPO3\CMS\Core\Type\ContextualFeedbackSeverity;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
 
class ‪Sqlite extends ‪AbstractPlatform
{
    public function ‪getStatus(): ‪FlashMessageQueue
    {
        $defaultConnection = GeneralUtility::makeInstance(ConnectionPool::class)
            ->getConnectionByName(ConnectionPool::DEFAULT_CONNECTION_NAME);
        $platform = $defaultConnection->getDatabasePlatform();
        if (!($platform instanceof DoctrineSQLitePlatform)) {
            return ‪$this->messageQueue;
        }
 
        $this->‪checkDefaultDatabaseCharset($defaultConnection);
        $this->‪checkDefaultDatabaseServerCharset($defaultConnection);
        $this->‪checkDatabaseName($defaultConnection);
 
        return ‪$this->messageQueue;
    }
    public function ‪checkDefaultDatabaseCharset(‪Connection $connection): void
    {
        // TODO: Implement getDefaultDatabaseCharset() method.
    }
 
    public function ‪checkDefaultDatabaseServerCharset(‪Connection $connection): void
    {
        // TODO: Implement getDefaultDatabaseServerCharset() method.
    }
 
    public static function ‪isValidDatabaseName(string $databaseName): bool
    {
        return (bool)preg_match('/^[A-Za-z_\/][a-zA-Z0-9\$\/_.-]*$/', $databaseName);
    }
 
    protected function ‪checkDatabaseName(‪Connection $connection): void
    {
        if (static::isValidDatabaseName((string)$connection->getDatabase())) {
            return;
        }
 
        $this->messageQueue->enqueue(
            new ‪FlashMessage(
                'The given database name must consist solely of basic latin letters (a-z), digits (0-9)'
                . ' and underscores (_).',
                'Database name not valid',
                ContextualFeedbackSeverity::ERROR
            )
        );
    }
}