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<?php |
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/** |
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* @copyright Copyright (c) 2018 Bjoern Schiessle <[email protected]> |
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* |
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* @author Bjoern Schiessle <[email protected]> |
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* |
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* @license GNU AGPL version 3 or any later version |
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* |
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* This program 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 as |
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* published by the Free Software Foundation, either version 3 of the |
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* License, or (at your option) any later version. |
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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 |
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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\CloudFederationAPI\Controller; |
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use OCA\CloudFederationAPI\Config; |
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use OCP\AppFramework\Controller; |
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use OCP\AppFramework\Http; |
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use OCP\AppFramework\Http\JSONResponse; |
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use OCP\Federation\Exceptions\ActionNotSupportedException; |
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use OCP\Federation\Exceptions\AuthenticationFailedException; |
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use OCP\Federation\Exceptions\BadRequestException; |
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use OCP\Federation\Exceptions\ProviderCouldNotAddShareException; |
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use OCP\Federation\ICloudFederationFactory; |
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use OCP\Federation\ICloudFederationProviderManager; |
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use OCP\Federation\Exceptions\ProviderDoesNotExistsException; |
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use OCP\Federation\ICloudIdManager; |
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use OCP\ILogger; |
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use OCP\IRequest; |
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use OCP\IURLGenerator; |
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use OCP\IUserManager; |
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use OCP\Share\Exceptions\ShareNotFound; |
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/** |
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* Class RequestHandlerController |
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* |
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* handle API between different Cloud instances |
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* |
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* @package OCA\CloudFederationAPI\Controller |
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*/ |
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class RequestHandlerController extends Controller { |
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/** @var ILogger */ |
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private $logger; |
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/** @var IUserManager */ |
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private $userManager; |
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/** @var IURLGenerator */ |
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private $urlGenerator; |
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/** @var ICloudFederationProviderManager */ |
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private $cloudFederationProviderManager; |
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/** @var Config */ |
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private $config; |
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/** @var ICloudFederationFactory */ |
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private $factory; |
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/** @var ICloudIdManager */ |
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private $cloudIdManager; |
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public function __construct($appName, |
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IRequest $request, |
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ILogger $logger, |
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IUserManager $userManager, |
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IURLGenerator $urlGenerator, |
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ICloudFederationProviderManager $cloudFederationProviderManager, |
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Config $config, |
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ICloudFederationFactory $factory, |
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ICloudIdManager $cloudIdManager |
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) { |
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parent::__construct($appName, $request); |
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$this->logger = $logger; |
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$this->userManager = $userManager; |
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$this->urlGenerator = $urlGenerator; |
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$this->cloudFederationProviderManager = $cloudFederationProviderManager; |
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$this->config = $config; |
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$this->factory = $factory; |
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$this->cloudIdManager = $cloudIdManager; |
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} |
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/** |
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* add share |
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* |
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* @NoCSRFRequired |
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* @PublicPage |
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* @BruteForceProtection(action=receiveFederatedShare) |
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* |
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* @param string $shareWith |
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* @param string $name resource name (e.g. document.odt) |
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* @param string $description share description (optional) |
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* @param string $providerId resource UID on the provider side |
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* @param string $owner provider specific UID of the user who owns the resource |
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* @param string $ownerDisplayName display name of the user who shared the item |
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* @param string $sharedBy provider specific UID of the user who shared the resource |
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* @param string $sharedByDisplayName display name of the user who shared the resource |
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* @param array $protocol (e,.g. ['name' => 'webdav', 'options' => ['username' => 'john', 'permissions' => 31]]) |
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* @param string $shareType ('group' or 'user' share) |
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* @param $resourceType ('file', 'calendar',...) |
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* @return Http\DataResponse|JSONResponse |
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* |
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* Example: curl -H "Content-Type: application/json" -X POST -d '{"shareWith":"admin1@serve1","name":"welcome server2.txt","description":"desc","providerId":"2","owner":"admin2@http://localhost/server2","ownerDisplayName":"admin2 display","shareType":"user","resourceType":"file","protocol":{"name":"webdav","options":{"sharedSecret":"secret","permissions":"webdav-property"}}}' http://localhost/server/index.php/ocm/shares |
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*/ |
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public function addShare($shareWith, $name, $description, $providerId, $owner, $ownerDisplayName, $sharedBy, $sharedByDisplayName, $protocol, $shareType, $resourceType) { |
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// check if all required parameters are set |
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if ($shareWith === null || |
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$name === null || |
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$providerId === null || |
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$owner === null || |
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$resourceType === null || |
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$shareType === null || |
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!is_array($protocol) || |
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!isset($protocol['name']) || |
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!isset ($protocol['options']) || |
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!is_array($protocol['options']) || |
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!isset($protocol['options']['sharedSecret']) |
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) { |
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return new JSONResponse( |
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['message' => 'Missing arguments'], |
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Http::STATUS_BAD_REQUEST |
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); |
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} |
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$cloudId = $this->cloudIdManager->resolveCloudId($shareWith); |
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$shareWithLocalId = $cloudId->getUser(); |
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$shareWith = $this->mapUid($shareWithLocalId); |
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if (!$this->userManager->userExists($shareWith)) { |
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return new JSONResponse( |
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['message' => 'User "' . $shareWith . '" does not exists at ' . $this->urlGenerator->getBaseUrl()], |
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Http::STATUS_BAD_REQUEST |
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); |
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} |
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// if no explicit display name is given, we use the uid as display name |
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$ownerDisplayName = $ownerDisplayName === null ? $owner : $ownerDisplayName; |
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$sharedByDisplayName = $sharedByDisplayName === null ? $sharedBy : $sharedByDisplayName; |
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// sharedBy* parameter is optional, if nothing is set we assume that it is the same user as the owner |
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if ($sharedBy === null) { |
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$sharedBy = $owner; |
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$sharedByDisplayName = $ownerDisplayName; |
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} |
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try { |
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$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType); |
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$share = $this->factory->getCloudFederationShare($shareWith, $name, $description, $providerId, $owner, $ownerDisplayName, $sharedBy, $sharedByDisplayName, '', $shareType, $resourceType); |
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$share->setProtocol($protocol); |
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$id = $provider->shareReceived($share); |
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} catch (ProviderDoesNotExistsException $e) { |
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return new JSONResponse( |
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['message' => $e->getMessage()], |
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Http::STATUS_NOT_IMPLEMENTED |
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); |
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} catch (ProviderCouldNotAddShareException $e) { |
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return new JSONResponse( |
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['message' => $e->getMessage()], |
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$e->getCode() |
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); |
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} catch (\Exception $e) { |
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return new JSONResponse( |
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['message' => 'Internal error at ' . $this->urlGenerator->getBaseUrl()], |
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Http::STATUS_BAD_REQUEST |
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); |
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} |
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$user = $this->userManager->get($shareWithLocalId); |
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$recipientDisplayName = ''; |
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if($user) { |
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$recipientDisplayName = $user->getDisplayName(); |
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} |
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return new JSONResponse( |
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['recipientDisplayName' => $recipientDisplayName], |
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Http::STATUS_CREATED); |
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} |
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/** |
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* receive notification about existing share |
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* |
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* @NoCSRFRequired |
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* @PublicPage |
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* @BruteForceProtection(action=receiveFederatedShareNotification) |
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* |
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* @param string $notificationType (notification type, e.g. SHARE_ACCEPTED) |
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* @param string $resourceType (calendar, file, contact,...) |
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* @param string $providerId id of the share |
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* @param array $notification the actual payload of the notification |
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* @return JSONResponse |
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*/ |
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public function receiveNotification($notificationType, $resourceType, $providerId, array $notification) { |
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// check if all required parameters are set |
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if ($notificationType === null || |
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$resourceType === null || |
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$providerId === null || |
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!is_array($notification) |
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) { |
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return new JSONResponse( |
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['message' => 'Missing arguments'], |
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Http::STATUS_BAD_REQUEST |
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); |
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} |
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try { |
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$provider = $this->cloudFederationProviderManager->getCloudFederationProvider($resourceType); |
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$result = $provider->notificationReceived($notificationType, $providerId, $notification); |
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} catch (ProviderDoesNotExistsException $e) { |
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return new JSONResponse( |
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['message' => $e->getMessage()], |
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Http::STATUS_BAD_REQUEST |
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); |
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} catch (ShareNotFound $e) { |
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return new JSONResponse( |
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['message' => $e->getMessage()], |
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Http::STATUS_BAD_REQUEST |
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); |
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} catch (ActionNotSupportedException $e) { |
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return new JSONResponse( |
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['message' => $e->getMessage()], |
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Http::STATUS_NOT_IMPLEMENTED |
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); |
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} catch (BadRequestException $e) { |
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return new JSONResponse($e->getReturnMessage(), Http::STATUS_BAD_REQUEST); |
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} catch (AuthenticationFailedException $e) { |
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return new JSONResponse(["message" => "RESOURCE_NOT_FOUND"], Http::STATUS_FORBIDDEN); |
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} |
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catch (\Exception $e) { |
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return new JSONResponse( |
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['message' => 'Internal error at ' . $this->urlGenerator->getBaseUrl()], |
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Http::STATUS_BAD_REQUEST |
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); |
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} |
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return new JSONResponse($result,Http::STATUS_CREATED); |
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} |
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/** |
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* map login name to internal LDAP UID if a LDAP backend is in use |
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* |
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* @param string $uid |
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* @return string mixed |
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*/ |
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private function mapUid($uid) { |
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\OC::$server->getURLGenerator()->linkToDocs('key'); |
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// FIXME this should be a method in the user management instead |
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$this->logger->debug('shareWith before, ' . $uid, ['app' => $this->appName]); |
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\OCP\Util::emitHook( |
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'\OCA\Files_Sharing\API\Server2Server', |
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'preLoginNameUsedAsUserName', |
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array('uid' => &$uid) |
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); |
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$this->logger->debug('shareWith after, ' . $uid, ['app' => $this->appName]); |
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return $uid; |
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} |
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} |
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This check looks for variable assignements that are either overwritten by other assignments or where the variable is not used subsequently.
Both the
$myVar
assignment in line 1 and the$higher
assignment in line 2 are dead. The first because$myVar
is never used and the second because$higher
is always overwritten for every possible time line.