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<?php
/**
* @author Björn Schießle <schiessle@owncloud.com>
*
* @copyright Copyright (c) 2016, ownCloud, Inc.
* @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 OCA\FederatedFileSharing\Controller;
use OC\HintException;
use OCA\FederatedFileSharing\AddressHandler;
use OCA\FederatedFileSharing\FederatedShareProvider;
use OCP\AppFramework\Controller;
use OCP\AppFramework\Http;
use OCP\AppFramework\Http\JSONResponse;
use OCP\Http\Client\IClientService;
use OCP\IL10N;
use OCP\IRequest;
use OCP\ISession;
use OCP\IUserSession;
use OCP\Share\IManager;
class SaveToNextcloudController extends Controller {
/** @var FederatedShareProvider */
private $federatedShareProvider;
/** @var AddressHandler */
private $addressHandler;
/** @var IManager */
private $shareManager;
/** @var ISession */
private $session;
/** @var IL10N */
private $l;
/** @var IUserSession */
private $userSession;
/** @var IClientService */
private $clientService;
/**
* SaveToNextcloudController constructor.
*
* @param string $appName
* @param IRequest $request
* @param FederatedShareProvider $federatedShareProvider
* @param IManager $shareManager
* @param AddressHandler $addressHandler
* @param ISession $session
* @param IL10N $l
* @param IUserSession $userSession
* @param IClientService $clientService
*/
public function __construct($appName,
IRequest $request,
FederatedShareProvider $federatedShareProvider,
IManager $shareManager,
AddressHandler $addressHandler,
ISession $session,
IL10N $l,
IUserSession $userSession,
IClientService $clientService
) {
parent::__construct($appName, $request);
$this->federatedShareProvider = $federatedShareProvider;
$this->shareManager = $shareManager;
$this->addressHandler = $addressHandler;
$this->session = $session;
$this->l = $l;
$this->userSession = $userSession;
$this->clientService = $clientService;
}
/**
* save public link to my Nextcloud by asking the owner to create a federated
* share with me
*
* @NoCSRFRequired
* @PublicPage
*
* @param string $shareWith
* @param string $token
* @param string $password
* @return JSONResponse
*/
public function saveToNextcloud($shareWith, $token, $password = '') {
try {
list(, $server) = $this->addressHandler->splitUserRemote($shareWith);
$share = $this->shareManager->getShareByToken($token);
} catch (HintException $e) {
return new JSONResponse(['message' => $e->getHint()], Http::STATUS_BAD_REQUEST);
}
// make sure that user is authenticated in case of a password protected link
$storedPassword = $share->getPassword();
$authenticated = $this->session->get('public_link_authenticated') === $share->getId() ||
$this->shareManager->checkPassword($share, $password);
if (!empty($storedPassword) && !$authenticated ) {
return new JSONResponse(['message' => 'No permission to access the share'], Http::STATUS_BAD_REQUEST);
}
$share->setSharedWith($shareWith);
try {
$this->federatedShareProvider->create($share);
} catch (\Exception $e) {
return new JSONResponse(['message' => $e->getMessage()], Http::STATUS_BAD_REQUEST);
}
return new JSONResponse(['remoteUrl' => $server]);
}
/**
* ask other server to get a federated share
*
* @NoAdminRequired
*
* @param string $token
* @param string $remote
* @param string $password
* @return JSONResponse
*/
public function askForFederatedShare($token, $remote, $password = '') {
// check if server admin allows to mount public links from other servers
if ($this->federatedShareProvider->isIncomingServer2serverShareEnabled() === false) {
return new JSONResponse(['message' => $this->l->t('Server to server sharing is not enabled on this server')], Http::STATUS_BAD_REQUEST);
}
$shareWith = $this->userSession->getUser()->getUID() . '@' . $this->addressHandler->generateRemoteURL();
$httpClient = $this->clientService->newClient();
try {
$httpClient->post($remote . '/index.php/apps/federatedfilesharing/saveToNextcloud',
[
'body' =>
[
'token' => $token,
'shareWith' => rtrim($shareWith, '/'),
'password' => $password
]
]
);
} catch (\Exception $e) {
if (empty($password)) {
$message = $this->l->t("Couldn't establish a federated share.");
} else {
$message = $this->l->t("Couldn't establish a federated share, maybe the password was wrong.");
}
return new JSONResponse(['message' => $message], Http::STATUS_BAD_REQUEST);
}
return new JSONResponse(['message' => $this->l->t('Federated Share request was successful, you will receive a invitation. Check your notifications.')]);
}
}
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