Current File : /www/old2/_muzikoterapie/uloziste.eacm.cz/apps/text/lib/Db/StepMapper.php
<?php
/**
* @copyright Copyright (c) 2019 Julius Härtl <jus@bitgrid.net>
*
* @author Julius Härtl <jus@bitgrid.net>
*
* @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\Text\Db;
use OCP\AppFramework\Db\QBMapper;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\IDBConnection;
/** @extends QBMapper<Step> */
class StepMapper extends QBMapper {
public function __construct(IDBConnection $db) {
parent::__construct($db, 'text_steps', Step::class);
}
public function find($documentId, $fromVersion, $lastAckedVersion = null) {
/* @var $qb IQueryBuilder */
$qb = $this->db->getQueryBuilder();
$qb->select('*')
->from($this->getTableName())
->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
->andWhere($qb->expr()->gt('version', $qb->createNamedParameter($fromVersion)));
if ($lastAckedVersion) {
$qb->andWhere($qb->expr()->lte('version', $qb->createNamedParameter($lastAckedVersion)));
}
$qb
->setMaxResults(1000)
->orderBy('version')
->orderBy('id');
return $this->findEntities($qb);
}
public function getLatestVersion($documentId): ?int {
/* @var $qb IQueryBuilder */
$qb = $this->db->getQueryBuilder();
$result = $qb->select('version')
->from($this->getTableName())
->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
->setMaxResults(1)
->orderBy('version', 'DESC')
->execute();
$data = $result->fetch();
if ($data === false) {
return null;
}
return $data['version'];
}
public function deleteAll($documentId): void {
$qb = $this->db->getQueryBuilder();
$qb->delete($this->getTableName())
->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
->executeStatement();
}
public function deleteBeforeVersion($documentId, $version): void {
$qb = $this->db->getQueryBuilder();
$qb->delete($this->getTableName())
->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
->andWhere($qb->expr()->lte('version', $qb->createNamedParameter($version)))
->executeStatement();
}
public function deleteAfterVersion($documentId, $version): int {
$qb = $this->db->getQueryBuilder();
return $qb->delete($this->getTableName())
->where($qb->expr()->eq('document_id', $qb->createNamedParameter($documentId)))
->andWhere($qb->expr()->gt('version', $qb->createNamedParameter($version)))
->executeStatement();
}
}
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