events/Classes/Extbase/AddSpecialProperties.php

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<?php
namespace Wrm\Events\Extbase;
/*
* Copyright (C) 2021 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\ConnectionPool;
use TYPO3\CMS\Extbase\Event\Persistence\AfterObjectThawedEvent;
use TYPO3\CMS\Extbase\Persistence\Generic\Mapper\DataMapper;
use Wrm\Events\Domain\Model\Date;
class AddSpecialProperties
{
/**
* @var ConnectionPool
*/
private $connectionPool;
/**
* @var DataMapper
*/
private $dataMapper;
/**
* Internal info to speed things up if we know there are none.
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*
* @var bool
*/
private $doPostponedDatesExist = true;
public function __construct(
ConnectionPool $connectionPool,
DataMapper $dataMapper
) {
$this->connectionPool = $connectionPool;
$this->dataMapper = $dataMapper;
$qb = $this->connectionPool->getQueryBuilderForTable('tx_events_domain_model_date');
$qb->count('uid');
$qb->from('tx_events_domain_model_date');
$qb->where($qb->expr()->gt('postponed_date', $qb->createNamedParameter(0)));
$this->doPostponedDatesExist = $qb->execute()->fetchColumn() > 0;
}
public function __invoke(AfterObjectThawedEvent $event): void
{
if (
$this->doPostponedDatesExist
&& $event->getObject() instanceof Date
) {
/** @var Date $date */
$date = $event->getObject();
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$localizedUid = $date->_getProperty('_localizedUid');
if (is_numeric($localizedUid) === false) {
return;
}
$date->_setProperty('originalDate', $this->getOriginalDate((int)$localizedUid));
}
}
private function getOriginalDate(int $uidOfReferencedDate): ?Date
{
$qb = $this->connectionPool->getQueryBuilderForTable('tx_events_domain_model_date');
$qb->select('*');
$qb->from('tx_events_domain_model_date');
$qb->where($qb->expr()->eq('postponed_date', $uidOfReferencedDate));
$qb->setMaxResults(1);
$result = $qb->execute()->fetch();
if ($result === false) {
return null;
}
$dates = $this->dataMapper->map(Date::class, [$result]);
return $dates[0] ?? null;
}
}