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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\Updates;
use Doctrine\DBAL\ParameterType;
use Doctrine\DBAL\Schema\Column;
use Doctrine\DBAL\Schema\ColumnDiff;
use Doctrine\DBAL\Schema\TableDiff;
use Doctrine\DBAL\Types\StringType;
use TYPO3\CMS\Core\Core\Bootstrap;
use TYPO3\CMS\Core\Database\Connection;
use TYPO3\CMS\Core\Database\ConnectionPool;
use TYPO3\CMS\Core\SysLog\Type;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Install\Attribute\UpgradeWizard;
/**
* @internal This class is only meant to be used within EXT:install and is not part of the TYPO3 Core API.
*/
#[UpgradeWizard('sysLogChannel')]
class SysLogChannel implements UpgradeWizardInterface
{
protected Connection $sysLogTable;
public function __construct()
{
$this->sysLogTable = GeneralUtility::makeInstance(ConnectionPool::class)->getConnectionForTable('sys_log');
}
public function getTitle(): string
{
return 'Populates a new channel column of the sys_log table.';
}
public function getDescription(): string
{
return <<<END
The logging system is migrating toward string-based channels rather than int-based types. This update populates the new column of existing log entries.
END;
}
public function executeUpdate(): bool
{
$statement = $this->sysLogTable->prepare('UPDATE sys_log SET channel = ? WHERE type = ?');
foreach (Type::channelMap() as $type => $channel) {
$statement->bindValue(1, $channel);
$statement->bindValue(2, $type, ParameterType::INTEGER);
$statement->executeStatement();
}
// Ensure the level field is a varchar, otherwise we are in trouble when logging into TYPO3 Backend.
$table = $this->sysLogTable->getSchemaInformation()->introspectTable('sys_log');
if (!$table->getColumn('level')->getType() instanceof StringType) {
$schema = $this->sysLogTable->createSchemaManager();
$schema->alterTable(new TableDiff(
'sys_log',
[],
[new ColumnDiff('level', new Column('level', new StringType(), ['length' => 10, 'default' => 'info', 'notnull' => true]))],
[],
[],
[],
[],
$table
));
Bootstrap::createCache('database_schema')->flush();
}
$statement = $this->sysLogTable->prepare('UPDATE sys_log SET level = ? WHERE type = ?');
foreach (Type::levelMap() as $type => $level) {
$statement->bindValue(1, $level);
$statement->bindValue(2, $type, ParameterType::INTEGER);
$statement->executeStatement();
}
return true;
}
/**
* If all log entries have a default channel, assume we've not mapped anything yet.
*/
public function updateNecessary(): bool
{
try {
$result = $this->sysLogTable->executeQuery('SELECT count(channel) FROM sys_log WHERE NOT channel="default"');
return !$result->fetchOne();
} catch (\Doctrine\DBAL\Exception\InvalidFieldNameException $e) {
return true;
}
}
public function getPrerequisites(): array
{
// we need to make sure the new DB column was already added.
return [
DatabaseUpdatedPrerequisite::class,
];
}
}