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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\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;
/**
* @internal This class is only meant to be used within EXT:install and is not part of the TYPO3 Core API.
*/
class Sqlite extends AbstractPlatform
{
/**
* Get all status information as array with status objects
*
* @throws \InvalidArgumentException
* @throws \Doctrine\DBAL\Exception
*/
public function getStatus(): FlashMessageQueue
{
$defaultConnection = $this->connectionPool
->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;
}
/**
* Checks the character set of the database and reports an error if it is not utf-8.
*
* @param Connection $connection to the database to be checked
*/
public function checkDefaultDatabaseCharset(Connection $connection): void
{
// TODO: Implement getDefaultDatabaseCharset() method.
}
/**
* Checks the character set of the database server and reports an info if it is not utf-8.
*
* @param Connection $connection to the database to be checked
*/
public function checkDefaultDatabaseServerCharset(Connection $connection): void
{
// TODO: Implement getDefaultDatabaseServerCharset() method.
}
/**
* Validate the database name
* SQLite does not have any limitation for the length of the database name,
* but must start with a letter or _
*/
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
)
);
}
}