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<?php |
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/** |
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* @author Viktar Dubiniuk <[email protected]> |
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* |
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* @copyright Copyright (c) 2018, ownCloud GmbH |
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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 OCA\FederatedFileSharing\Ocm\Permissions; |
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use OCA\Files_Sharing\Activity; |
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use OCP\Activity\IManager as ActivityManager; |
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use OCP\Files\NotFoundException; |
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use OCP\IUserManager; |
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use OCP\Notification\IManager as NotificationManager; |
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use OCP\Share\IShare; |
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use Symfony\Component\EventDispatcher\EventDispatcherInterface; |
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use Symfony\Component\EventDispatcher\GenericEvent; |
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/** |
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* Class FedShareManager holds the share logic |
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* |
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* @package OCA\FederatedFileSharing |
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*/ |
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class FedShareManager { |
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const ACTION_URL = 'ocs/v1.php/apps/files_sharing/api/v1/remote_shares/pending/'; |
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/** |
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* @var FederatedShareProvider |
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*/ |
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private $federatedShareProvider; |
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/** |
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* @var Notifications |
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*/ |
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private $notifications; |
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/** |
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* @var IUserManager |
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*/ |
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private $userManager; |
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/** |
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* @var ActivityManager |
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*/ |
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private $activityManager; |
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/** |
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* @var NotificationManager |
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*/ |
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private $notificationManager; |
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/** |
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* @var AddressHandler |
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*/ |
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private $addressHandler; |
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/** |
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* @var Permissions |
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*/ |
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private $permissions; |
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/** |
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* @var EventDispatcherInterface |
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*/ |
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private $eventDispatcher; |
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/** |
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* FedShareManager constructor. |
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* |
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* @param FederatedShareProvider $federatedShareProvider |
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* @param Notifications $notifications |
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* @param IUserManager $userManager |
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* @param ActivityManager $activityManager |
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* @param NotificationManager $notificationManager |
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* @param AddressHandler $addressHandler |
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* @param Permissions $permissions |
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* @param EventDispatcherInterface $eventDispatcher |
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*/ |
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public function __construct(FederatedShareProvider $federatedShareProvider, |
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Notifications $notifications, |
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IUserManager $userManager, |
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ActivityManager $activityManager, |
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NotificationManager $notificationManager, |
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AddressHandler $addressHandler, |
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Permissions $permissions, |
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EventDispatcherInterface $eventDispatcher |
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) { |
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$this->federatedShareProvider = $federatedShareProvider; |
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$this->notifications = $notifications; |
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$this->userManager = $userManager; |
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$this->activityManager = $activityManager; |
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$this->notificationManager = $notificationManager; |
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$this->addressHandler = $addressHandler; |
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$this->permissions = $permissions; |
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$this->eventDispatcher = $eventDispatcher; |
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} |
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/** |
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* Create an incoming share |
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* |
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* @param Address $ownerAddress |
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* @param Address $sharedByAddress |
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* @param string $shareWith |
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* @param int $remoteId |
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* @param string $name |
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* @param string $token |
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* |
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* @return void |
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*/ |
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public function createShare(Address $ownerAddress, |
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Address $sharedByAddress, |
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$shareWith, |
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$remoteId, |
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$name, |
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$token |
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) { |
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$owner = $ownerAddress->getUserId(); |
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$shareId = $this->federatedShareProvider->addShare( |
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$ownerAddress->getOrigin(), $token, $name, $owner, $shareWith, $remoteId |
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); |
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$this->eventDispatcher->dispatch( |
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'\OCA\FederatedFileSharing::remote_shareReceived', |
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new GenericEvent( |
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null, |
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[ |
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'name' => $name, |
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'targetuser' => $sharedByAddress->getCloudId(), |
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'owner' => $owner, |
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'sharewith' => $shareWith, |
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'sharedby' => $sharedByAddress->getUserId(), |
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'remoteid' => $remoteId |
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] |
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) |
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); |
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$this->publishActivity( |
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$shareWith, |
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Activity::SUBJECT_REMOTE_SHARE_RECEIVED, |
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[$ownerAddress->getCloudId(), \trim($name, '/')], |
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'files', |
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'', |
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'', |
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'' |
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); |
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$link = $this->getActionLink($shareId); |
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$params = [ |
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$ownerAddress->getCloudId(), |
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$sharedByAddress->getCloudId(), |
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\trim($name, '/') |
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]; |
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$notification = $this->createNotification($shareWith); |
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$notification->setDateTime(new \DateTime()) |
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->setObject('remote_share', $shareId) |
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->setSubject('remote_share', $params) |
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->setMessage('remote_share', $params); |
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$declineAction = $notification->createAction(); |
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$declineAction->setLabel('decline') |
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->setLink($link, 'DELETE'); |
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$notification->addAction($declineAction); |
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$acceptAction = $notification->createAction(); |
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$acceptAction->setLabel('accept') |
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->setLink($link, 'POST'); |
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$notification->addAction($acceptAction); |
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$this->notificationManager->notify($notification); |
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} |
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/** |
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* @param IShare $share |
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* @param int $remoteId |
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* @param string $shareWith |
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* @param int|null $permissions - null for OCM 1.0-proposal1 |
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* |
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* @return IShare |
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* |
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* @throws \OCP\Share\Exceptions\ShareNotFound |
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*/ |
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public function reShare(IShare $share, $remoteId, $shareWith, $permissions = null) { |
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if ($permissions !== null) { |
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$share->setPermissions($share->getPermissions() & $permissions); |
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} |
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// the recipient of the initial share is now the initiator for the re-share |
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$share->setSharedBy($share->getSharedWith()); |
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$share->setSharedWith($shareWith); |
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$result = $this->federatedShareProvider->create($share); |
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$this->federatedShareProvider->storeRemoteId( |
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(int)$result->getId(), |
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$remoteId |
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); |
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return $result; |
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} |
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/** |
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* |
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* |
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* @param IShare $share |
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* |
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* @throws \OCP\Files\InvalidPathException |
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* @throws \OCP\Files\NotFoundException |
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*/ |
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View Code Duplication |
public function acceptShare(IShare $share) { |
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$uid = $this->getCorrectUid($share); |
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$fileId = $share->getNode()->getId(); |
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list($file, $link) = $this->getFile($uid, $fileId); |
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$this->publishActivity( |
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$uid, |
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Activity::SUBJECT_REMOTE_SHARE_ACCEPTED, |
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[$share->getSharedWith(), \basename($file)], |
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'files', |
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$fileId, |
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$file, |
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$link |
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); |
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$this->notifyRemote($share, [$this->notifications, 'sendAcceptShare']); |
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} |
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/** |
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* Delete declined share and create a activity |
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* |
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* @param IShare $share |
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* |
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* @throws \OCP\Files\InvalidPathException |
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* @throws \OCP\Files\NotFoundException |
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*/ |
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View Code Duplication |
public function declineShare(IShare $share) { |
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$this->notifyRemote($share, [$this->notifications, 'sendDeclineShare']); |
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$uid = $this->getCorrectUid($share); |
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$fileId = $share->getNode()->getId(); |
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$this->federatedShareProvider->removeShareFromTable($share); |
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list($file, $link) = $this->getFile($uid, $fileId); |
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$this->publishActivity( |
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$uid, |
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Activity::SUBJECT_REMOTE_SHARE_DECLINED, |
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[$share->getSharedWith(), \basename($file)], |
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'files', |
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$fileId, |
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$file, |
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$link |
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); |
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} |
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/** |
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* Unshare an item from self |
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* |
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* @param int $id |
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* @param string $token |
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* |
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* @return void |
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*/ |
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public function unshare($id, $token) { |
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$shareRow = $this->federatedShareProvider->unshare($id, $token); |
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if ($shareRow === false) { |
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return; |
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} |
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$ownerAddress = new Address($shareRow['owner'] . '@' . $shareRow['remote']); |
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$mountpoint = $shareRow['mountpoint']; |
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$user = $shareRow['user']; |
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if ($shareRow['accepted']) { |
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$path = \trim($mountpoint, '/'); |
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} else { |
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$path = \trim($shareRow['name'], '/'); |
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} |
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$notification = $this->createNotification($user); |
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$notification->setObject('remote_share', (int) $shareRow['id']); |
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$this->notificationManager->markProcessed($notification); |
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$this->publishActivity( |
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$user, |
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Activity::SUBJECT_REMOTE_SHARE_UNSHARED, |
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[$ownerAddress->getCloudId(), $path], |
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'files', |
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'', |
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'', |
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'' |
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); |
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} |
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/** |
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* @param IShare $share |
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* |
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* @return void |
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*/ |
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public function undoReshare(IShare $share) { |
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$this->federatedShareProvider->removeShareFromTable($share); |
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} |
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/** |
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* Update permissions |
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* |
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* @param IShare $share |
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* @param string[] $ocmPermissions as ['read', 'write', 'share'] |
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* |
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* @return void |
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*/ |
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public function updateOcmPermissions(IShare $share, $ocmPermissions) { |
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$permissions = $this->permissions->toOcPermissions($ocmPermissions); |
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$this->updatePermissions($share, $permissions); |
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} |
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/** |
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* Update permissions |
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* |
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* @param IShare $share |
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* @param int $permissions |
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* |
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* @return void |
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*/ |
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public function updatePermissions(IShare $share, $permissions) { |
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if ($share->getPermissions() !== $permissions) { |
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$share->setPermissions($permissions); |
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$this->federatedShareProvider->update($share); |
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} |
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} |
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328
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/** |
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* @param IShare $share |
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330
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* @param callable $callback |
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* |
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* @throws \OCP\Share\Exceptions\ShareNotFound |
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* @throws \OC\HintException |
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334
|
|
|
*/ |
|
335
|
|
|
protected function notifyRemote($share, $callback) { |
|
336
|
|
|
if ($share->getShareOwner() !== $share->getSharedBy()) { |
|
337
|
|
|
list(, $remote) = $this->addressHandler->splitUserRemote( |
|
338
|
|
|
$share->getSharedBy() |
|
339
|
|
|
); |
|
340
|
|
|
$remoteId = $this->federatedShareProvider->getRemoteId($share); |
|
341
|
|
|
$callback($remote, $remoteId, $share->getToken()); |
|
342
|
|
|
} |
|
343
|
|
|
} |
|
344
|
|
|
|
|
345
|
|
|
/** |
|
346
|
|
|
* Publish a new activity |
|
347
|
|
|
* |
|
348
|
|
|
* @param string $affectedUser |
|
349
|
|
|
* @param string $subject |
|
350
|
|
|
* @param array $subjectParams |
|
351
|
|
|
* @param string $objectType |
|
352
|
|
|
* @param int $objectId |
|
353
|
|
|
* @param string $objectName |
|
354
|
|
|
* @param string $link |
|
355
|
|
|
* |
|
356
|
|
|
* @return void |
|
357
|
|
|
*/ |
|
358
|
|
|
protected function publishActivity($affectedUser, |
|
359
|
|
|
$subject, |
|
360
|
|
|
$subjectParams, |
|
361
|
|
|
$objectType, |
|
362
|
|
|
$objectId, |
|
363
|
|
|
$objectName, |
|
364
|
|
|
$link |
|
365
|
|
|
) { |
|
366
|
|
|
$event = $this->activityManager->generateEvent(); |
|
367
|
|
|
$event->setApp(Activity::FILES_SHARING_APP) |
|
368
|
|
|
->setType(Activity::TYPE_REMOTE_SHARE) |
|
369
|
|
|
->setAffectedUser($affectedUser) |
|
370
|
|
|
->setSubject($subject, $subjectParams) |
|
371
|
|
|
->setObject($objectType, $objectId, $objectName) |
|
372
|
|
|
->setLink($link); |
|
373
|
|
|
$this->activityManager->publish($event); |
|
374
|
|
|
} |
|
375
|
|
|
|
|
376
|
|
|
/** |
|
377
|
|
|
* Get a new notification |
|
378
|
|
|
* |
|
379
|
|
|
* @param string $uid |
|
380
|
|
|
* |
|
381
|
|
|
* @return \OCP\Notification\INotification |
|
382
|
|
|
*/ |
|
383
|
|
|
protected function createNotification($uid) { |
|
384
|
|
|
$notification = $this->notificationManager->createNotification(); |
|
385
|
|
|
$notification->setApp('files_sharing'); |
|
386
|
|
|
$notification->setUser($uid); |
|
387
|
|
|
return $notification; |
|
388
|
|
|
} |
|
389
|
|
|
|
|
390
|
|
|
/** |
|
391
|
|
|
* @param int $shareId |
|
392
|
|
|
* @return string |
|
393
|
|
|
*/ |
|
394
|
|
|
protected function getActionLink($shareId) { |
|
395
|
|
|
$urlGenerator = \OC::$server->getURLGenerator(); |
|
396
|
|
|
$link = $urlGenerator->getAbsoluteURL( |
|
397
|
|
|
$urlGenerator->linkTo('', self::ACTION_URL . $shareId) |
|
398
|
|
|
); |
|
399
|
|
|
return $link; |
|
400
|
|
|
} |
|
401
|
|
|
|
|
402
|
|
|
/** |
|
403
|
|
|
* Get file |
|
404
|
|
|
* |
|
405
|
|
|
* @param string $user |
|
406
|
|
|
* @param int $fileSource |
|
407
|
|
|
* |
|
408
|
|
|
* @return array with internal path of the file and a absolute link to it |
|
409
|
|
|
*/ |
|
410
|
|
|
protected function getFile($user, $fileSource) { |
|
411
|
|
|
\OC_Util::setupFS($user); |
|
412
|
|
|
|
|
413
|
|
|
try { |
|
414
|
|
|
$file = \OC\Files\Filesystem::getPath($fileSource); |
|
415
|
|
|
} catch (NotFoundException $e) { |
|
416
|
|
|
$file = null; |
|
417
|
|
|
} |
|
418
|
|
|
// FIXME: use permalink here, see ViewController for reference |
|
419
|
|
|
$args = \OC\Files\Filesystem::is_dir($file) |
|
420
|
|
|
? ['dir' => $file] |
|
421
|
|
|
: ['dir' => \dirname($file), 'scrollto' => $file]; |
|
422
|
|
|
$link = \OCP\Util::linkToAbsolute('files', 'index.php', $args); |
|
423
|
|
|
|
|
424
|
|
|
return [$file, $link]; |
|
425
|
|
|
} |
|
426
|
|
|
|
|
427
|
|
|
/** |
|
428
|
|
|
* Check if we are the initiator or the owner of a re-share |
|
429
|
|
|
* and return the correct UID |
|
430
|
|
|
* |
|
431
|
|
|
* @param IShare $share |
|
432
|
|
|
* |
|
433
|
|
|
* @return string |
|
434
|
|
|
*/ |
|
435
|
|
|
protected function getCorrectUid(IShare $share) { |
|
436
|
|
|
if ($this->userManager->userExists($share->getShareOwner())) { |
|
437
|
|
|
return $share->getShareOwner(); |
|
438
|
|
|
} |
|
439
|
|
|
|
|
440
|
|
|
return $share->getSharedBy(); |
|
441
|
|
|
} |
|
442
|
|
|
} |
|
443
|
|
|
|