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<?php
declare(strict_types=1);
/**
* @copyright Copyright (c) 2023 Robin Appelman <robin@icewind.nl>
*
* @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\Files_Sharing;
use OCP\DB\QueryBuilder\IQueryBuilder;
use OCP\Files\IRootFolder;
use OCP\IDBConnection;
class OrphanHelper {
private IDBConnection $connection;
private IRootFolder $rootFolder;
public function __construct(
IDBConnection $connection,
IRootFolder $rootFolder
) {
$this->connection = $connection;
$this->rootFolder = $rootFolder;
}
public function isShareValid(string $owner, int $fileId): bool {
$userFolder = $this->rootFolder->getUserFolder($owner);
$nodes = $userFolder->getById($fileId);
return count($nodes) > 0;
}
/**
* @param int[] $ids
* @return void
*/
public function deleteShares(array $ids): void {
$query = $this->connection->getQueryBuilder();
$query->delete('share')
->where($query->expr()->in('id', $query->createNamedParameter($ids, IQueryBuilder::PARAM_INT_ARRAY)));
$query->executeStatement();
}
public function fileExists(int $fileId): bool {
$query = $this->connection->getQueryBuilder();
$query->select('fileid')
->from('filecache')
->where($query->expr()->eq('fileid', $query->createNamedParameter($fileId, IQueryBuilder::PARAM_INT)));
return $query->executeQuery()->fetchOne() !== false;
}
/**
* @return \Traversable<int, array{id: int, owner: string, fileid: int, target: string}>
*/
public function getAllShares() {
$query = $this->connection->getQueryBuilder();
$query->select('id', 'file_source', 'uid_owner', 'file_target')
->from('share')
->where($query->expr()->eq('item_type', $query->createNamedParameter('file')))
->orWhere($query->expr()->eq('item_type', $query->createNamedParameter('folder')));
$result = $query->executeQuery();
while ($row = $result->fetch()) {
yield [
'id' => (int)$row['id'],
'owner' => (string)$row['uid_owner'],
'fileid' => (int)$row['file_source'],
'target' => (string)$row['file_target'],
];
}
}
}
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