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<?php
/**
* @copyright Copyright (c) 2016 Robin Appelman <robin@icewind.nl>
*
* @author 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 OC\Files\ObjectStore;
use OCP\Files\ObjectStore\IObjectStore;
use OCP\Files\Storage\IStorage;
/**
* Object store that wraps a storage backend, mostly for testing purposes
*/
class StorageObjectStore implements IObjectStore {
/** @var IStorage */
private $storage;
/**
* @param IStorage $storage
*/
public function __construct(IStorage $storage) {
$this->storage = $storage;
}
/**
* @return string the container or bucket name where objects are stored
* @since 7.0.0
*/
function getStorageId() {
$this->storage->getId();
}
/**
* @param string $urn the unified resource name used to identify the object
* @return resource stream with the read data
* @throws \Exception when something goes wrong, message will be logged
* @since 7.0.0
*/
function readObject($urn) {
$handle = $this->storage->fopen($urn, 'r');
if ($handle) {
return $handle;
} else {
throw new \Exception();
}
}
/**
* @param string $urn the unified resource name used to identify the object
* @param resource $stream stream with the data to write
* @throws \Exception when something goes wrong, message will be logged
* @since 7.0.0
*/
function writeObject($urn, $stream) {
$handle = $this->storage->fopen($urn, 'w');
if ($handle) {
stream_copy_to_stream($stream, $handle);
fclose($handle);
} else {
throw new \Exception();
}
}
/**
* @param string $urn the unified resource name used to identify the object
* @return void
* @throws \Exception when something goes wrong, message will be logged
* @since 7.0.0
*/
function deleteObject($urn) {
$this->storage->unlink($urn);
}
public function objectExists($urn) {
return $this->storage->file_exists($urn);
}
}
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