78 lines
2.2 KiB
PHP
78 lines
2.2 KiB
PHP
|
<?php
|
||
|
|
/**
|
||
|
|
* @copyright Robin Appelman <robin@icewind.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 OC\Files\Cache;
|
||
|
|
|
||
|
|
use OCP\DB\QueryBuilder\IQueryBuilder;
|
||
|
|
use OCP\IDBConnection;
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Handle the mapping between the string and numeric storage ids
|
||
|
|
*
|
||
|
|
* Each storage has 2 different ids
|
||
|
|
* a string id which is generated by the storage backend and reflects the configuration of the storage (e.g. 'smb://user@host/share')
|
||
|
|
* and a numeric storage id which is referenced in the file cache
|
||
|
|
*
|
||
|
|
* A mapping between the two storage ids is stored in the database and accessible trough this class
|
||
|
|
*
|
||
|
|
* @package OC\Files\Cache
|
||
|
|
*/
|
||
|
|
class StorageGlobal {
|
||
|
|
/** @var IDBConnection */
|
||
|
|
private $connection;
|
||
|
|
|
||
|
|
/** @var array[] */
|
||
|
|
private $cache = [];
|
||
|
|
|
||
|
|
public function __construct(IDBConnection $connection) {
|
||
|
|
$this->connection = $connection;
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string[] $storageIds
|
||
|
|
*/
|
||
|
|
public function loadForStorageIds(array $storageIds) {
|
||
|
|
$builder = $this->connection->getQueryBuilder();
|
||
|
|
$query = $builder->select(['id', 'numeric_id', 'available', 'last_checked'])
|
||
|
|
->from('storages')
|
||
|
|
->where($builder->expr()->in('id', $builder->createNamedParameter(array_values($storageIds), IQueryBuilder::PARAM_STR_ARRAY)));
|
||
|
|
|
||
|
|
$result = $query->execute();
|
||
|
|
while ($row = $result->fetch()) {
|
||
|
|
$this->cache[$row['id']] = $row;
|
||
|
|
}
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* @param string $storageId
|
||
|
|
* @return array|null
|
||
|
|
*/
|
||
|
|
public function getStorageInfo($storageId) {
|
||
|
|
if (!isset($this->cache[$storageId])) {
|
||
|
|
$this->loadForStorageIds([$storageId]);
|
||
|
|
}
|
||
|
|
return isset($this->cache[$storageId]) ? $this->cache[$storageId] : null;
|
||
|
|
}
|
||
|
|
|
||
|
|
public function clearCache() {
|
||
|
|
$this->cache = [];
|
||
|
|
}
|
||
|
|
}
|