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<?php
/**
* @copyright Copyright (c) 2021 René Gieling <github@dartcafe.de>
*
* @author René Gieling <github@dartcafe.de>
*
* @license GNU AGPL version 3 or any later version
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
namespace OCA\Polls\Db;
use OCP\IDBConnection;
use OCP\AppFramework\Db\QBMapper;
/**
* @template-extends QBMapper<Watch>
*/
class WatchMapper extends QBMapper {
public function __construct(IDBConnection $db) {
parent::__construct($db, 'polls_watch', 'OCA\Polls\Db\Watch');
}
/**
* @throws \OCP\AppFramework\Db\DoesNotExistException if not found
* @return Watch[]
*/
public function findUpdatesForPollId(int $pollId, int $offset): array {
$qb = $this->db->getQueryBuilder();
$qb->select('*')
->from($this->getTableName())
->where($qb->expr()->gt('updated', $qb->createNamedParameter($offset)))
->andWhere($qb->expr()->orX(
$qb->expr()->eq('poll_id', $qb->createNamedParameter($pollId)),
$qb->expr()->eq('table', $qb->createNamedParameter('polls'))
));
return $this->findEntities($qb);
}
/**
* @throws \OCP\AppFramework\Db\DoesNotExistException if not found
* @return Watch
*/
public function findForPollIdAndTable(int $pollId, string $table): Watch {
$qb = $this->db->getQueryBuilder();
$qb->select('*')
->from($this->getTableName())
->where(
$qb->expr()->eq('poll_id', $qb->createNamedParameter($pollId))
)
->andWhere(
$qb->expr()->eq('table', $qb->createNamedParameter($table))
);
return $this->findEntity($qb);
}
/**
* Delete entries per timestamp
* @return void
*/
public function deleteOldEntries(int $offset): void {
$query = $this->db->getQueryBuilder();
$query->delete($this->getTableName())
->where(
$query->expr()->lt('updated', $query->createNamedParameter($offset))
);
$query->execute();
}
}
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