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<?php |
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/** |
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* @author Björn Schießle <[email protected]> |
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* @author Lukas Reschke <[email protected]> |
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* |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* @license AGPL-3.0 |
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* |
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* This code is free software: you can redistribute it and/or modify |
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* it under the terms of the GNU Affero General Public License, version 3, |
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* as published by the Free Software Foundation. |
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* |
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* This program is distributed in the hope that it will be useful, |
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* but WITHOUT ANY WARRANTY; without even the implied warranty of |
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* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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* GNU Affero General Public License for more details. |
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* |
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* You should have received a copy of the GNU Affero General Public License, version 3, |
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* along with this program. If not, see <http://www.gnu.org/licenses/> |
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* |
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*/ |
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namespace OCA\FederatedFileSharing; |
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use OCP\BackgroundJob\IJobList; |
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use OCP\Http\Client\IClientService; |
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class Notifications { |
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const RESPONSE_FORMAT = 'json'; // default response format for ocs calls |
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/** @var AddressHandler */ |
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private $addressHandler; |
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/** @var IClientService */ |
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private $httpClientService; |
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/** @var DiscoveryManager */ |
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private $discoveryManager; |
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/** @var IJobList */ |
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private $jobList; |
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/** |
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1 |
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* @param AddressHandler $addressHandler |
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* @param IClientService $httpClientService |
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* @param DiscoveryManager $discoveryManager |
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* @param IJobList $jobList |
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1 |
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*/ |
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public function __construct( |
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AddressHandler $addressHandler, |
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IClientService $httpClientService, |
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DiscoveryManager $discoveryManager, |
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IJobList $jobList |
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) { |
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$this->addressHandler = $addressHandler; |
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$this->httpClientService = $httpClientService; |
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$this->discoveryManager = $discoveryManager; |
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$this->jobList = $jobList; |
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} |
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/** |
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* send server-to-server share to remote server |
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* |
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* @param string $token |
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* @param string $shareWith |
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* @param string $name |
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* @param int $remote_id |
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* @param string $owner |
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* @return bool |
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*/ |
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public function sendRemoteShare($token, $shareWith, $name, $remote_id, $owner) { |
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list($user, $remote) = $this->addressHandler->splitUserRemote($shareWith); |
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if ($user && $remote) { |
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$url = $remote; |
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$local = $this->addressHandler->generateRemoteURL(); |
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$fields = array( |
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'shareWith' => $user, |
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'token' => $token, |
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'name' => $name, |
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'remoteId' => $remote_id, |
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'owner' => $owner, |
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'remote' => $local, |
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); |
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$url = $this->addressHandler->removeProtocolFromUrl($url); |
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$result = $this->tryHttpPostToShareEndpoint($url, '', $fields); |
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$status = json_decode($result['result'], true); |
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if ($result['success'] && ($status['ocs']['meta']['statuscode'] === 100 || $status['ocs']['meta']['statuscode'] === 200)) { |
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\OC_Hook::emit('OCP\Share', 'federated_share_added', ['server' => $remote]); |
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return true; |
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} |
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} |
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return false; |
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} |
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/** |
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* send server-to-server unshare to remote server |
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* |
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* @param string $remote url |
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* @param int $id share id |
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* @param string $token |
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* @param int $try how often did we already tried to send the un-share request |
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* @return bool |
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*/ |
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public function sendRemoteUnShare($remote, $id, $token, $try = 0) { |
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$url = rtrim($remote, '/'); |
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$fields = array('token' => $token, 'format' => 'json'); |
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$url = $this->addressHandler->removeProtocolFromUrl($url); |
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$result = $this->tryHttpPostToShareEndpoint($url, '/'.$id.'/unshare', $fields); |
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$status = json_decode($result['result'], true); |
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if ($result['success'] && |
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($status['ocs']['meta']['statuscode'] === 100 || |
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$status['ocs']['meta']['statuscode'] === 200 |
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) |
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) { |
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return true; |
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} elseif ($try === 0) { |
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// only add new job on first try |
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$this->jobList->add('OCA\FederatedFileSharing\BackgroundJob\UnShare', |
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[ |
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'remote' => $remote, |
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'id' => $id, |
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'token' => $token, |
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'try' => $try, |
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'lastRun' => $this->getTimestamp() |
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] |
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); |
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} |
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return false; |
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} |
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/** |
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* return current timestamp |
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* |
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* @return int |
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*/ |
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protected function getTimestamp() { |
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return time(); |
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} |
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/** |
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* try http post first with https and then with http as a fallback |
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* |
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* @param string $remoteDomain |
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* @param string $urlSuffix |
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* @param array $fields post parameters |
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* @return array |
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*/ |
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protected function tryHttpPostToShareEndpoint($remoteDomain, $urlSuffix, array $fields) { |
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$client = $this->httpClientService->newClient(); |
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$protocol = 'https://'; |
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$result = [ |
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'success' => false, |
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'result' => '', |
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]; |
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$try = 0; |
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while ($result['success'] === false && $try < 2) { |
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$endpoint = $this->discoveryManager->getShareEndpoint($protocol . $remoteDomain); |
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try { |
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$response = $client->post($protocol . $remoteDomain . $endpoint . $urlSuffix . '?format=' . self::RESPONSE_FORMAT, [ |
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'body' => $fields |
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]); |
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$result['result'] = $response->getBody(); |
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$result['success'] = true; |
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break; |
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} catch (\Exception $e) { |
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$try++; |
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$protocol = 'http://'; |
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} |
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} |
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return $result; |
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} |
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} |
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owncloud /
core
