events/Classes/Service/Cleanup/Database.php

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<?php
namespace WerkraumMedia\Events\Service\Cleanup;
/*
* Copyright (C) 2019 Daniel Siepmann <coding@daniel-siepmann.de>
*
* This program is free software; you can redistribute it and/or
* modify it under the terms of the GNU General Public License
* as published by the Free Software Foundation; either version 2
* of the License, or (at your option) any later version.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, write to the Free Software
* Foundation, Inc., 51 Franklin Street, Fifth Floor, Boston, MA
* 02110-1301, USA.
*/
use TYPO3\CMS\Core\Database\Connection;
use TYPO3\CMS\Core\Database\ConnectionPool;
class Database
{
/**
* @var ConnectionPool
*/
private $connectionPool;
private const DATE_TABLE = 'tx_events_domain_model_date';
private const EVENT_TABLE = 'tx_events_domain_model_event';
private const ORGANIZER_TABLE = 'tx_events_domain_model_organizer';
public function __construct(
ConnectionPool $connectionPool
) {
$this->connectionPool = $connectionPool;
}
public function truncateTables(): void
{
$tableNames = [
Database::DATE_TABLE,
Database::ORGANIZER_TABLE,
Database::EVENT_TABLE,
];
foreach ($tableNames as $tableName) {
$this->connectionPool
->getConnectionForTable($tableName)
->truncate($tableName);
}
$queryBuilder = $this->connectionPool->getQueryBuilderForTable('sys_category_record_mm');
$queryBuilder->delete('sys_category_record_mm')
->where($queryBuilder->expr()->like(
'tablenames',
$queryBuilder->createNamedParameter('tx_events_domain_model_%')
))
->execute();
}
public function deletePastDates(): void
{
$queryBuilder = $this->connectionPool
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->getConnectionForTable(self::DATE_TABLE)
->createQueryBuilder();
$queryBuilder->getRestrictions()->removeAll();
$midnightToday = new \DateTimeImmutable('midnight today');
$queryBuilder->delete(self::DATE_TABLE)
->where($queryBuilder->expr()->lte(
'end',
$queryBuilder->createNamedParameter($midnightToday->format('U'))
))
->execute();
}
public function deleteEventsWithoutDates(): void
{
$queryBuilder = $this->connectionPool
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->getConnectionForTable(self::EVENT_TABLE)
->createQueryBuilder();
$queryBuilder->getRestrictions()->removeAll();
$recordUids = $queryBuilder->select('event.uid')
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->from(self::EVENT_TABLE, 'event')
->leftJoin('event', self::DATE_TABLE, 'date', $queryBuilder->expr()->eq('date.event', 'event.uid'))
->where($queryBuilder->expr()->isNull('date.uid'))
->execute()
->fetchAll(\PDO::FETCH_COLUMN);
$queryBuilder = $this->connectionPool->getQueryBuilderForTable(self::EVENT_TABLE);
$queryBuilder->delete(self::EVENT_TABLE);
$queryBuilder->where($queryBuilder->expr()->in(
'uid',
$queryBuilder->createNamedParameter($recordUids, Connection::PARAM_INT_ARRAY)
));
$queryBuilder->execute();
$queryBuilder = $this->connectionPool->getQueryBuilderForTable('sys_category_record_mm');
$queryBuilder->delete('sys_category_record_mm')
->where($queryBuilder->expr()->andX(
$queryBuilder->expr()->like(
'tablenames',
$queryBuilder->createNamedParameter('tx_events_domain_model_%')
),
$queryBuilder->expr()->in(
'uid_foreign',
$queryBuilder->createNamedParameter($recordUids, Connection::PARAM_INT_ARRAY)
)
))
->execute();
}
}