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- <?php
- /**
- * SPDX-FileCopyrightText: 2016-2024 Nextcloud GmbH and Nextcloud contributors
- * SPDX-FileCopyrightText: 2016 ownCloud, Inc.
- * SPDX-License-Identifier: AGPL-3.0-only
- */
- namespace OCA\DAV\Connector\Sabre;
- use OC\Files\FileInfo;
- use OC\Files\Storage\FailedStorage;
- use OCA\DAV\Connector\Sabre\Exception\FileLocked;
- use OCA\DAV\Connector\Sabre\Exception\Forbidden;
- use OCA\DAV\Connector\Sabre\Exception\InvalidPath;
- use OCP\Files\ForbiddenException;
- use OCP\Files\StorageInvalidException;
- use OCP\Files\StorageNotAvailableException;
- use OCP\Lock\LockedException;
- class ObjectTree extends CachingTree {
- /**
- * @var \OC\Files\View
- */
- protected $fileView;
- /**
- * @var \OCP\Files\Mount\IMountManager
- */
- protected $mountManager;
- /**
- * Creates the object
- */
- public function __construct() {
- }
- /**
- * @param \Sabre\DAV\INode $rootNode
- * @param \OC\Files\View $view
- * @param \OCP\Files\Mount\IMountManager $mountManager
- */
- public function init(\Sabre\DAV\INode $rootNode, \OC\Files\View $view, \OCP\Files\Mount\IMountManager $mountManager) {
- $this->rootNode = $rootNode;
- $this->fileView = $view;
- $this->mountManager = $mountManager;
- }
- /**
- * Returns the INode object for the requested path
- *
- * @param string $path
- * @return \Sabre\DAV\INode
- * @throws InvalidPath
- * @throws \Sabre\DAV\Exception\Locked
- * @throws \Sabre\DAV\Exception\NotFound
- * @throws \Sabre\DAV\Exception\ServiceUnavailable
- */
- public function getNodeForPath($path) {
- if (!$this->fileView) {
- throw new \Sabre\DAV\Exception\ServiceUnavailable('filesystem not setup');
- }
- $path = trim($path, '/');
- if (isset($this->cache[$path])) {
- return $this->cache[$path];
- }
- if ($path) {
- try {
- $this->fileView->verifyPath($path, basename($path));
- } catch (\OCP\Files\InvalidPathException $ex) {
- throw new InvalidPath($ex->getMessage());
- }
- }
- // Is it the root node?
- if (!strlen($path)) {
- return $this->rootNode;
- }
- if (pathinfo($path, PATHINFO_EXTENSION) === 'part') {
- // read from storage
- $absPath = $this->fileView->getAbsolutePath($path);
- $mount = $this->fileView->getMount($path);
- $storage = $mount->getStorage();
- $internalPath = $mount->getInternalPath($absPath);
- if ($storage && $storage->file_exists($internalPath)) {
- /**
- * @var \OC\Files\Storage\Storage $storage
- */
- // get data directly
- $data = $storage->getMetaData($internalPath);
- $info = new FileInfo($absPath, $storage, $internalPath, $data, $mount);
- } else {
- $info = null;
- }
- } else {
- // read from cache
- try {
- $info = $this->fileView->getFileInfo($path);
- if ($info instanceof \OCP\Files\FileInfo && $info->getStorage()->instanceOfStorage(FailedStorage::class)) {
- throw new StorageNotAvailableException();
- }
- } catch (StorageNotAvailableException $e) {
- throw new \Sabre\DAV\Exception\ServiceUnavailable('Storage is temporarily not available', 0, $e);
- } catch (StorageInvalidException $e) {
- throw new \Sabre\DAV\Exception\NotFound('Storage ' . $path . ' is invalid');
- } catch (LockedException $e) {
- throw new \Sabre\DAV\Exception\Locked();
- } catch (ForbiddenException $e) {
- throw new \Sabre\DAV\Exception\Forbidden();
- }
- }
- if (!$info) {
- throw new \Sabre\DAV\Exception\NotFound('File with name ' . $path . ' could not be located');
- }
- if ($info->getType() === 'dir') {
- $node = new \OCA\DAV\Connector\Sabre\Directory($this->fileView, $info, $this);
- } else {
- $node = new \OCA\DAV\Connector\Sabre\File($this->fileView, $info);
- }
- $this->cache[$path] = $node;
- return $node;
- }
- /**
- * Copies a file or directory.
- *
- * This method must work recursively and delete the destination
- * if it exists
- *
- * @param string $sourcePath
- * @param string $destinationPath
- * @throws FileLocked
- * @throws Forbidden
- * @throws InvalidPath
- * @throws \Exception
- * @throws \Sabre\DAV\Exception\Forbidden
- * @throws \Sabre\DAV\Exception\Locked
- * @throws \Sabre\DAV\Exception\NotFound
- * @throws \Sabre\DAV\Exception\ServiceUnavailable
- * @return void
- */
- public function copy($sourcePath, $destinationPath) {
- if (!$this->fileView) {
- throw new \Sabre\DAV\Exception\ServiceUnavailable('filesystem not setup');
- }
- $info = $this->fileView->getFileInfo(dirname($destinationPath));
- if ($this->fileView->file_exists($destinationPath)) {
- $destinationPermission = $info && $info->isUpdateable();
- } else {
- $destinationPermission = $info && $info->isCreatable();
- }
- if (!$destinationPermission) {
- throw new Forbidden('No permissions to copy object.');
- }
- // this will trigger existence check
- $this->getNodeForPath($sourcePath);
- [$destinationDir, $destinationName] = \Sabre\Uri\split($destinationPath);
- try {
- $this->fileView->verifyPath($destinationDir, $destinationName);
- } catch (\OCP\Files\InvalidPathException $ex) {
- throw new InvalidPath($ex->getMessage());
- }
- try {
- $this->fileView->copy($sourcePath, $destinationPath);
- } catch (StorageNotAvailableException $e) {
- throw new \Sabre\DAV\Exception\ServiceUnavailable($e->getMessage());
- } catch (ForbiddenException $ex) {
- throw new Forbidden($ex->getMessage(), $ex->getRetry());
- } catch (LockedException $e) {
- throw new FileLocked($e->getMessage(), $e->getCode(), $e);
- }
- [$destinationDir,] = \Sabre\Uri\split($destinationPath);
- $this->markDirty($destinationDir);
- }
- }
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