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<?php |
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/** |
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* @copyright Copyright (c) 2018 Robin Appelman <[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\Files_Trashbin\Trash; |
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use OCP\Files\FileInfo; |
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use OCP\Files\Mount\IMountPoint; |
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use OCP\Files\Storage\IStorage; |
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use OCP\IUser; |
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class TrashManager implements ITrashManager { |
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/** @var ITrashBackend[] */ |
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private $backends = []; |
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private $trashPaused = false; |
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public function registerBackend(string $storageType, ITrashBackend $backend) { |
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$this->backends[$storageType] = $backend; |
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} |
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/** |
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* @return ITrashBackend[] |
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*/ |
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private function getBackends(): array { |
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return $this->backends; |
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} |
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public function listTrashRoot(IUser $user): array { |
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$items = array_reduce($this->getBackends(), function (array $items, ITrashBackend $backend) use ($user) { |
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return array_merge($items, $backend->listTrashRoot($user)); |
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}, []); |
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usort($items, function (ITrashItem $a, ITrashItem $b) { |
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return $a->getDeletedTime() - $b->getDeletedTime(); |
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}); |
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return $items; |
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} |
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private function getBackendForItem(ITrashItem $item) { |
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return $item->getTrashBackend(); |
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} |
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public function listTrashFolder(ITrashItem $folder): array { |
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return $this->getBackendForItem($folder)->listTrashFolder($folder); |
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} |
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public function restoreItem(ITrashItem $item) { |
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return $this->getBackendForItem($item)->restoreItem($item); |
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} |
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public function removeItem(ITrashItem $item) { |
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$this->getBackendForItem($item)->removeItem($item); |
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} |
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/** |
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* @param IStorage $storage |
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* @return ITrashBackend |
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* @throws BackendNotFoundException |
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*/ |
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public function getBackendForStorage(IStorage $storage): ITrashBackend { |
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$fullType = get_class($storage); |
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$foundType = array_reduce(array_keys($this->backends), function ($type, $registeredType) use ($storage) { |
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if ( |
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$storage->instanceOfStorage($registeredType) && |
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($type === '' || is_subclass_of($registeredType, $type)) |
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) { |
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return $registeredType; |
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} else { |
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return $type; |
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} |
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}, ''); |
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if ($foundType === '') { |
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throw new BackendNotFoundException("Trash backend for $fullType not found"); |
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} else { |
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return $this->backends[$foundType]; |
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} |
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} |
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public function moveToTrash(IStorage $storage, string $internalPath): bool { |
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if ($this->trashPaused) { |
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return false; |
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} |
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try { |
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$backend = $this->getBackendForStorage($storage); |
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return $backend->moveToTrash($storage, $internalPath); |
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} catch (BackendNotFoundException $e) { |
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return false; |
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} |
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} |
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public function getTrashNodeById(IUser $user, int $fileId) { |
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foreach ($this->backends as $backend) { |
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$item = $backend->getTrashNodeById($user, $fileId); |
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if ($item !== null) { |
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return $item; |
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} |
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} |
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return null; |
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} |
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public function pauseTrash() { |
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$this->trashPaused = true; |
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} |
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public function resumeTrash() { |
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$this->trashPaused = false; |
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} |
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} |
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