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<?php
declare(strict_types=1);
/**
* SPDX-FileCopyrightText: 2018 Nextcloud GmbH and Nextcloud contributors
* SPDX-License-Identifier: AGPL-3.0-or-later
*/
namespace OCA\DAV\Direct;
use OCA\DAV\Db\DirectMapper;
use OCP\AppFramework\Db\DoesNotExistException;
use OCP\AppFramework\Utility\ITimeFactory;
use OCP\EventDispatcher\IEventDispatcher;
use OCP\Files\IRootFolder;
use OCP\IRequest;
use OCP\Security\Bruteforce\IThrottler;
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 IThrottler */
private $throttler;
/** @var IRequest */
private $request;
/** @var IEventDispatcher */
private $eventDispatcher;
public function __construct(
IRootFolder $rootFolder,
DirectMapper $mapper,
ITimeFactory $timeFactory,
IThrottler $throttler,
IRequest $request,
IEventDispatcher $eventDispatcher,
) {
$this->rootFolder = $rootFolder;
$this->mapper = $mapper;
$this->timeFactory = $timeFactory;
$this->throttler = $throttler;
$this->request = $request;
$this->eventDispatcher = $eventDispatcher;
}
public function createFile($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, $this->eventDispatcher);
} catch (DoesNotExistException $e) {
// Since the token space is so huge only throttle on non-existing 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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