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<?php
declare(strict_types=1);
/**
* @copyright 2018, Roeland Jago Douma <roeland@famdouma.nl>
*
* @author Roeland Jago Douma <roeland@famdouma.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\DAV\Direct;
use OC\Security\Bruteforce\Throttler;
use OCA\DAV\Db\DirectMapper;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\Files\IRootFolder;
use OCP\IRequest;
use Sabre\DAV\Exception\Forbidden;
use Sabre\DAV\Exception\MethodNotAllowed;
use Sabre\DAV\Exception\NotFound;
use Sabre\DAV\ICollection;
class DirectHome implements ICollection {
/** @var IRootFolder */
private $rootFolder;
/** @var DirectMapper */
private $mapper;
/** @var ITimeFactory */
private $timeFactory;
/** @var Throttler */
private $throttler;
/** @var IRequest */
private $request;
public function __construct(IRootFolder $rootFolder,
DirectMapper $mapper,
ITimeFactory $timeFactory,
Throttler $throttler,
IRequest $request) {
$this->rootFolder = $rootFolder;
$this->mapper = $mapper;
$this->timeFactory = $timeFactory;
$this->throttler = $throttler;
$this->request = $request;
}
public function createFile($name, $data = null) {
throw new Forbidden();
}
public function createDirectory($name) {
throw new Forbidden();
}
public function getChild($name): DirectFile {
try {
$direct = $this->mapper->getByToken($name);
// Expired
if ($direct->getExpiration() < $this->timeFactory->getTime()) {
throw new NotFound();
}
return new DirectFile($direct, $this->rootFolder);
} catch (DoesNotExistException $e) {
// Since the token space is so huge only throttle on non exsisting token
$this->throttler->registerAttempt('directlink', $this->request->getRemoteAddress());
$this->throttler->sleepDelay($this->request->getRemoteAddress(), 'directlink');
throw new NotFound();
}
}
public function getChildren() {
throw new MethodNotAllowed('Listing members of this collection is disabled');
}
public function childExists($name): bool {
return false;
}
public function delete() {
throw new Forbidden();
}
public function getName(): string {
return 'direct';
}
public function setName($name) {
throw new Forbidden();
}
public function getLastModified(): int {
return 0;
}
}
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