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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2018, ownCloud GmbH
*
* @author Roeland Jago Douma <roeland@famdouma.nl>
*
* @license AGPL-3.0
*
* This code is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License, version 3,
* as published by the Free Software Foundation.
*
* 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, version 3,
* along with this program. If not, see <http://www.gnu.org/licenses/>
*
*/
namespace OCA\DAV\Command;
use OCA\DAV\Connector\Sabre\Principal;
use OCP\IDBConnection;
use Symfony\Component\Console\Command\Command;
use Symfony\Component\Console\Input\InputInterface;
use Symfony\Component\Console\Output\OutputInterface;
/**
* Class RemoveInvalidShares - removes shared calendars and addressbook which
* have no matching principal. Happened because of a bug in the calendar app.
*/
class RemoveInvalidShares extends Command {
/** @var IDBConnection */
private $connection;
/** @var Principal */
private $principalBackend;
public function __construct(IDBConnection $connection,
Principal $principalBackend) {
parent::__construct();
$this->connection = $connection;
$this->principalBackend = $principalBackend;
}
protected function configure() {
$this
->setName('dav:remove-invalid-shares')
->setDescription('Remove invalid dav shares');
}
protected function execute(InputInterface $input, OutputInterface $output) {
$query = $this->connection->getQueryBuilder();
$result = $query->selectDistinct('principaluri')
->from('dav_shares')
->execute();
while ($row = $result->fetch()) {
$principaluri = $row['principaluri'];
$p = $this->principalBackend->getPrincipalByPath($principaluri);
if ($p === null) {
$this->deleteSharesForPrincipal($principaluri);
}
}
$result->closeCursor();
}
/**
* @param string $principaluri
*/
private function deleteSharesForPrincipal($principaluri) {
$delete = $this->connection->getQueryBuilder();
$delete->delete('dav_shares')
->where($delete->expr()->eq('principaluri', $delete->createNamedParameter($principaluri)));
$delete->execute();
}
}
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