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<?php |
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/** |
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* @copyright Copyright (c) 2016, ownCloud, Inc. |
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* |
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* @author Arthur Schiwon <[email protected]> |
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* @author Christoph Wurst <[email protected]> |
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* @author Joas Schilling <[email protected]> |
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* @author Julius Härtl <[email protected]> |
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* @author Morris Jobke <[email protected]> |
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* @author Robin Appelman <[email protected]> |
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* @author Robin McCorkell <[email protected]> |
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* @author Roeland Jago Douma <[email protected]> |
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* @author Vincent Petry <[email protected]> |
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* |
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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\Files_External\Config; |
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use OC\Files\Storage\FailedStorage; |
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use OC\Files\Storage\Wrapper\Availability; |
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use OCA\Files_External\Lib\PersonalMount; |
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use OCA\Files_External\Lib\StorageConfig; |
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use OCA\Files_External\Service\UserGlobalStoragesService; |
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use OCA\Files_External\Service\UserStoragesService; |
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use OCP\Files\Config\IMountProvider; |
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use OCP\Files\Storage; |
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use OCP\Files\Storage\IStorageFactory; |
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use OCP\Files\StorageNotAvailableException; |
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use OCP\IUser; |
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/** |
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* Make the old files_external config work with the new public mount config api |
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*/ |
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class ConfigAdapter implements IMountProvider { |
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/** @var UserStoragesService */ |
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private $userStoragesService; |
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/** @var UserGlobalStoragesService */ |
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private $userGlobalStoragesService; |
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/** |
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* @param UserStoragesService $userStoragesService |
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* @param UserGlobalStoragesService $userGlobalStoragesService |
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*/ |
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public function __construct( |
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UserStoragesService $userStoragesService, |
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UserGlobalStoragesService $userGlobalStoragesService |
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) { |
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$this->userStoragesService = $userStoragesService; |
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$this->userGlobalStoragesService = $userGlobalStoragesService; |
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} |
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/** |
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* Process storage ready for mounting |
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* |
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* @param StorageConfig $storage |
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* @param IUser $user |
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* @throws \OCP\AppFramework\QueryException |
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*/ |
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private function prepareStorageConfig(StorageConfig &$storage, IUser $user) { |
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foreach ($storage->getBackendOptions() as $option => $value) { |
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$storage->setBackendOption($option, \OCA\Files_External\MountConfig::substitutePlaceholdersInConfig($value, $user->getUID())); |
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} |
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$objectStore = $storage->getBackendOption('objectstore'); |
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if ($objectStore) { |
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$objectClass = $objectStore['class']; |
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if (!is_subclass_of($objectClass, '\OCP\Files\ObjectStore\IObjectStore')) { |
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throw new \InvalidArgumentException('Invalid object store'); |
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} |
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$storage->setBackendOption('objectstore', new $objectClass($objectStore)); |
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} |
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$storage->getAuthMechanism()->manipulateStorageConfig($storage, $user); |
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$storage->getBackend()->manipulateStorageConfig($storage, $user); |
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} |
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/** |
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* Construct the storage implementation |
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* |
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* @param StorageConfig $storageConfig |
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* @return Storage |
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*/ |
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private function constructStorage(StorageConfig $storageConfig) { |
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$class = $storageConfig->getBackend()->getStorageClass(); |
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$storage = new $class($storageConfig->getBackendOptions()); |
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// auth mechanism should fire first |
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$storage = $storageConfig->getBackend()->wrapStorage($storage); |
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$storage = $storageConfig->getAuthMechanism()->wrapStorage($storage); |
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return $storage; |
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} |
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/** |
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* Get all mountpoints applicable for the user |
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* |
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* @param \OCP\IUser $user |
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* @param \OCP\Files\Storage\IStorageFactory $loader |
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* @return \OCP\Files\Mount\IMountPoint[] |
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*/ |
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public function getMountsForUser(IUser $user, IStorageFactory $loader) { |
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$this->userStoragesService->setUser($user); |
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$this->userGlobalStoragesService->setUser($user); |
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$storageConfigs = $this->userGlobalStoragesService->getAllStoragesForUser(); |
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$storages = array_map(function (StorageConfig $storageConfig) use ($user) { |
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try { |
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$this->prepareStorageConfig($storageConfig, $user); |
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return $this->constructStorage($storageConfig); |
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} catch (\Exception $e) { |
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// propagate exception into filesystem |
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return new FailedStorage(['exception' => $e]); |
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} |
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}, $storageConfigs); |
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\OC\Files\Cache\Storage::getGlobalCache()->loadForStorageIds(array_map(function (Storage\IStorage $storage) { |
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return $storage->getId(); |
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}, $storages)); |
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$availableStorages = array_map(function (Storage\IStorage $storage, StorageConfig $storageConfig) { |
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try { |
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$availability = $storage->getAvailability(); |
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if (!$availability['available'] && !Availability::shouldRecheck($availability)) { |
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$storage = new FailedStorage([ |
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'exception' => new StorageNotAvailableException('Storage with mount id ' . $storageConfig->getId() . ' is not available') |
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]); |
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} |
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} catch (\Exception $e) { |
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// propagate exception into filesystem |
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$storage = new FailedStorage(['exception' => $e]); |
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} |
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return $storage; |
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}, $storages, $storageConfigs); |
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$mounts = array_map(function (StorageConfig $storageConfig, Storage\IStorage $storage) use ($user, $loader) { |
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if ($storageConfig->getType() === StorageConfig::MOUNT_TYPE_PERSONAl) { |
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return new PersonalMount( |
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$this->userStoragesService, |
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$storageConfig, |
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$storageConfig->getId(), |
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$storage, |
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'/' . $user->getUID() . '/files' . $storageConfig->getMountPoint(), |
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null, |
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$loader, |
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$storageConfig->getMountOptions(), |
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$storageConfig->getId() |
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); |
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} else { |
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return new SystemMountPoint( |
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$storageConfig, |
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$storage, |
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'/' . $user->getUID() . '/files' . $storageConfig->getMountPoint(), |
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null, |
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$loader, |
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$storageConfig->getMountOptions(), |
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$storageConfig->getId() |
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); |
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} |
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}, $storageConfigs, $availableStorages); |
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$this->userStoragesService->resetUser(); |
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$this->userGlobalStoragesService->resetUser(); |
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return $mounts; |
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} |
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} |
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