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- <?php
- /**
- * @copyright Copyright (c) 2018 Robin Appelman <robin@icewind.nl>
- *
- * @author Robin Appelman <robin@icewind.nl>
- *
- * @license GNU AGPL version 3 or any later version
- *
- * This program is free software: you can redistribute it and/or modify
- * it under the terms of the GNU Affero General Public License as
- * published by the Free Software Foundation, either version 3 of the
- * License, or (at your option) any later version.
- *
- * 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
- * along with this program. If not, see <http://www.gnu.org/licenses/>.
- *
- */
- namespace OCA\Files_Trashbin\Trash;
- use OCP\Files\Storage\IStorage;
- use OCP\IUser;
- class TrashManager implements ITrashManager {
- /** @var ITrashBackend[] */
- private $backends = [];
- private $trashPaused = false;
- public function registerBackend(string $storageType, ITrashBackend $backend) {
- $this->backends[$storageType] = $backend;
- }
- /**
- * @return ITrashBackend[]
- */
- private function getBackends(): array {
- return $this->backends;
- }
- public function listTrashRoot(IUser $user): array {
- $items = array_reduce($this->getBackends(), function (array $items, ITrashBackend $backend) use ($user) {
- return array_merge($items, $backend->listTrashRoot($user));
- }, []);
- usort($items, function (ITrashItem $a, ITrashItem $b) {
- return $a->getDeletedTime() - $b->getDeletedTime();
- });
- return $items;
- }
- private function getBackendForItem(ITrashItem $item) {
- return $item->getTrashBackend();
- }
- public function listTrashFolder(ITrashItem $folder): array {
- return $this->getBackendForItem($folder)->listTrashFolder($folder);
- }
- public function restoreItem(ITrashItem $item) {
- return $this->getBackendForItem($item)->restoreItem($item);
- }
- public function removeItem(ITrashItem $item) {
- $this->getBackendForItem($item)->removeItem($item);
- }
- /**
- * @param IStorage $storage
- * @return ITrashBackend
- * @throws BackendNotFoundException
- */
- public function getBackendForStorage(IStorage $storage): ITrashBackend {
- $fullType = get_class($storage);
- $foundType = array_reduce(array_keys($this->backends), function ($type, $registeredType) use ($storage) {
- if (
- $storage->instanceOfStorage($registeredType) &&
- ($type === '' || is_subclass_of($registeredType, $type))
- ) {
- return $registeredType;
- } else {
- return $type;
- }
- }, '');
- if ($foundType === '') {
- throw new BackendNotFoundException("Trash backend for $fullType not found");
- } else {
- return $this->backends[$foundType];
- }
- }
- public function moveToTrash(IStorage $storage, string $internalPath): bool {
- if ($this->trashPaused) {
- return false;
- }
- try {
- $backend = $this->getBackendForStorage($storage);
- $this->trashPaused = true;
- $result = $backend->moveToTrash($storage, $internalPath);
- $this->trashPaused = false;
- return $result;
- } catch (BackendNotFoundException $e) {
- return false;
- }
- }
- public function getTrashNodeById(IUser $user, int $fileId) {
- foreach ($this->backends as $backend) {
- $item = $backend->getTrashNodeById($user, $fileId);
- if ($item !== null) {
- return $item;
- }
- }
- return null;
- }
- public function pauseTrash() {
- $this->trashPaused = true;
- }
- public function resumeTrash() {
- $this->trashPaused = false;
- }
- }
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