81 lines
2.2 KiB
PHP
81 lines
2.2 KiB
PHP
<?php
|
|
/**
|
|
* @copyright Copyright (c) 2016, ownCloud, Inc.
|
|
*
|
|
* @author Lukas Reschke <lukas@statuscode.ch>
|
|
* @author Morris Jobke <hey@morrisjobke.de>
|
|
* @author Thomas Müller <thomas.mueller@tmit.eu>
|
|
*
|
|
* @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\Storage;
|
|
|
|
/**
|
|
* Storage backend class for providing common filesystem operation methods
|
|
* which are not storage-backend specific.
|
|
*
|
|
* \OC\Files\Storage\Common is never used directly; it is extended by all other
|
|
* storage backends, where its methods may be overridden, and additional
|
|
* (backend-specific) methods are defined.
|
|
*
|
|
* Some \OC\Files\Storage\Common methods call functions which are first defined
|
|
* in classes which extend it, e.g. $this->stat() .
|
|
*/
|
|
trait LocalTempFileTrait {
|
|
|
|
/** @var string[] */
|
|
protected $cachedFiles = [];
|
|
|
|
/**
|
|
* @param string $path
|
|
* @return string
|
|
*/
|
|
protected function getCachedFile($path) {
|
|
if (!isset($this->cachedFiles[$path])) {
|
|
$this->cachedFiles[$path] = $this->toTmpFile($path);
|
|
}
|
|
return $this->cachedFiles[$path];
|
|
}
|
|
|
|
/**
|
|
* @param string $path
|
|
*/
|
|
protected function removeCachedFile($path) {
|
|
unset($this->cachedFiles[$path]);
|
|
}
|
|
|
|
/**
|
|
* @param string $path
|
|
* @return string
|
|
*/
|
|
protected function toTmpFile($path) { //no longer in the storage api, still useful here
|
|
$source = $this->fopen($path, 'r');
|
|
if (!$source) {
|
|
return false;
|
|
}
|
|
if ($pos = strrpos($path, '.')) {
|
|
$extension = substr($path, $pos);
|
|
} else {
|
|
$extension = '';
|
|
}
|
|
$tmpFile = \OC::$server->getTempManager()->getTemporaryFile($extension);
|
|
$target = fopen($tmpFile, 'w');
|
|
\OC_Helper::streamCopy($source, $target);
|
|
fclose($target);
|
|
return $tmpFile;
|
|
}
|
|
}
|