LazyPathCachedMountInfo.php 1.9 KB

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  1. <?php
  2. declare(strict_types=1);
  3. /**
  4. * @copyright Copyright (c) 2022 Robin Appelman <robin@icewind.nl>
  5. *
  6. * @license GNU AGPL version 3 or any later version
  7. *
  8. * This program is free software: you can redistribute it and/or modify
  9. * it under the terms of the GNU Affero General Public License as
  10. * published by the Free Software Foundation, either version 3 of the
  11. * License, or (at your option) any later version.
  12. *
  13. * This program is distributed in the hope that it will be useful,
  14. * but WITHOUT ANY WARRANTY; without even the implied warranty of
  15. * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
  16. * GNU Affero General Public License for more details.
  17. *
  18. * You should have received a copy of the GNU Affero General Public License
  19. * along with this program. If not, see <http://www.gnu.org/licenses/>.
  20. *
  21. */
  22. namespace OC\Files\Config;
  23. use OCP\IUser;
  24. class LazyPathCachedMountInfo extends CachedMountInfo {
  25. // we don't allow \ in paths so it makes a great placeholder
  26. private const PATH_PLACEHOLDER = '\\PLACEHOLDER\\';
  27. /** @var callable(CachedMountInfo): string */
  28. protected $rootInternalPathCallback;
  29. /**
  30. * @param IUser $user
  31. * @param int $storageId
  32. * @param int $rootId
  33. * @param string $mountPoint
  34. * @param string $mountProvider
  35. * @param int|null $mountId
  36. * @param callable(CachedMountInfo): string $rootInternalPathCallback
  37. * @throws \Exception
  38. */
  39. public function __construct(
  40. IUser $user,
  41. int $storageId,
  42. int $rootId,
  43. string $mountPoint,
  44. string $mountProvider,
  45. ?int $mountId,
  46. callable $rootInternalPathCallback,
  47. ) {
  48. parent::__construct($user, $storageId, $rootId, $mountPoint, $mountProvider, $mountId, self::PATH_PLACEHOLDER);
  49. $this->rootInternalPathCallback = $rootInternalPathCallback;
  50. }
  51. public function getRootInternalPath(): string {
  52. if ($this->rootInternalPath === self::PATH_PLACEHOLDER) {
  53. $this->rootInternalPath = ($this->rootInternalPathCallback)($this);
  54. }
  55. return $this->rootInternalPath;
  56. }
  57. }