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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 Joas Schilling <[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 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 OC\Files\Node; |
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use OC\DB\QueryBuilder\Literal; |
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use OCA\Files_Sharing\SharedStorage; |
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use OCP\DB\QueryBuilder\IQueryBuilder; |
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use OCP\Files\Config\ICachedMountInfo; |
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use OCP\Files\FileInfo; |
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use OCP\Files\Mount\IMountPoint; |
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use OCP\Files\NotFoundException; |
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use OCP\Files\NotPermittedException; |
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use OCP\Files\Search\ISearchOperator; |
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class Folder extends Node implements \OCP\Files\Folder { |
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/** |
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* Creates a Folder that represents a non-existing path |
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* |
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* @param string $path path |
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* @return string non-existing node class |
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*/ |
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protected function createNonExistingNode($path) { |
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return new NonExistingFolder($this->root, $this->view, $path); |
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} |
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/** |
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* @param string $path path relative to the folder |
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* @return string |
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* @throws \OCP\Files\NotPermittedException |
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*/ |
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public function getFullPath($path) { |
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if (!$this->isValidPath($path)) { |
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throw new NotPermittedException('Invalid path'); |
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} |
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return $this->path . $this->normalizePath($path); |
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} |
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/** |
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* @param string $path |
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* @return string |
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*/ |
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public function getRelativePath($path) { |
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if ($this->path === '' or $this->path === '/') { |
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return $this->normalizePath($path); |
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} |
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if ($path === $this->path) { |
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return '/'; |
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} else if (strpos($path, $this->path . '/') !== 0) { |
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return null; |
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} else { |
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$path = substr($path, strlen($this->path)); |
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return $this->normalizePath($path); |
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} |
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} |
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/** |
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* check if a node is a (grand-)child of the folder |
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* |
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* @param \OC\Files\Node\Node $node |
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* @return bool |
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*/ |
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public function isSubNode($node) { |
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return strpos($node->getPath(), $this->path . '/') === 0; |
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} |
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/** |
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* get the content of this directory |
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* |
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* @throws \OCP\Files\NotFoundException |
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* @return Node[] |
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*/ |
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public function getDirectoryListing() { |
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$folderContent = $this->view->getDirectoryContent($this->path); |
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return array_map(function (FileInfo $info) { |
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if ($info->getMimetype() === 'httpd/unix-directory') { |
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return new Folder($this->root, $this->view, $info->getPath(), $info); |
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} else { |
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return new File($this->root, $this->view, $info->getPath(), $info); |
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} |
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}, $folderContent); |
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} |
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/** |
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* @param string $path |
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* @param FileInfo $info |
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* @return File|Folder |
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*/ |
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protected function createNode($path, FileInfo $info = null) { |
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if (is_null($info)) { |
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$isDir = $this->view->is_dir($path); |
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} else { |
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$isDir = $info->getType() === FileInfo::TYPE_FOLDER; |
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} |
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if ($isDir) { |
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return new Folder($this->root, $this->view, $path, $info); |
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} else { |
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return new File($this->root, $this->view, $path, $info); |
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} |
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} |
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/** |
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* Get the node at $path |
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* |
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* @param string $path |
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* @return \OC\Files\Node\Node |
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* @throws \OCP\Files\NotFoundException |
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*/ |
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public function get($path) { |
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return $this->root->get($this->getFullPath($path)); |
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} |
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/** |
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* @param string $path |
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* @return bool |
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*/ |
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public function nodeExists($path) { |
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try { |
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$this->get($path); |
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return true; |
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} catch (NotFoundException $e) { |
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return false; |
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} |
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} |
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/** |
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* @param string $path |
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* @return \OC\Files\Node\Folder |
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* @throws \OCP\Files\NotPermittedException |
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*/ |
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public function newFolder($path) { |
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if ($this->checkPermissions(\OCP\Constants::PERMISSION_CREATE)) { |
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$fullPath = $this->getFullPath($path); |
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$nonExisting = new NonExistingFolder($this->root, $this->view, $fullPath); |
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$this->root->emit('\OC\Files', 'preWrite', array($nonExisting)); |
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$this->root->emit('\OC\Files', 'preCreate', array($nonExisting)); |
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if(!$this->view->mkdir($fullPath)) { |
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throw new NotPermittedException('Could not create folder'); |
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} |
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$node = new Folder($this->root, $this->view, $fullPath); |
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$this->root->emit('\OC\Files', 'postWrite', array($node)); |
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$this->root->emit('\OC\Files', 'postCreate', array($node)); |
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return $node; |
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} else { |
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throw new NotPermittedException('No create permission for folder'); |
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} |
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} |
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/** |
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* @param string $path |
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* @return \OC\Files\Node\File |
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* @throws \OCP\Files\NotPermittedException |
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*/ |
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public function newFile($path) { |
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if ($this->checkPermissions(\OCP\Constants::PERMISSION_CREATE)) { |
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$fullPath = $this->getFullPath($path); |
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$nonExisting = new NonExistingFile($this->root, $this->view, $fullPath); |
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$this->root->emit('\OC\Files', 'preWrite', array($nonExisting)); |
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$this->root->emit('\OC\Files', 'preCreate', array($nonExisting)); |
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if (!$this->view->touch($fullPath)) { |
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throw new NotPermittedException('Could not create path'); |
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} |
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$node = new File($this->root, $this->view, $fullPath); |
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$this->root->emit('\OC\Files', 'postWrite', array($node)); |
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$this->root->emit('\OC\Files', 'postCreate', array($node)); |
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return $node; |
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} |
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throw new NotPermittedException('No create permission for path'); |
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} |
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/** |
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* search for files with the name matching $query |
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* |
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* @param string|ISearchOperator $query |
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* @return \OC\Files\Node\Node[] |
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*/ |
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public function search($query) { |
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if (is_string($query)) { |
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return $this->searchCommon('search', array('%' . $query . '%')); |
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} else { |
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return $this->searchCommon('searchQuery', array($query)); |
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} |
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} |
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/** |
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* search for files by mimetype |
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* |
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* @param string $mimetype |
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* @return Node[] |
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*/ |
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public function searchByMime($mimetype) { |
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return $this->searchCommon('searchByMime', array($mimetype)); |
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} |
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/** |
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* search for files by tag |
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* |
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* @param string|int $tag name or tag id |
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* @param string $userId owner of the tags |
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* @return Node[] |
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*/ |
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public function searchByTag($tag, $userId) { |
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return $this->searchCommon('searchByTag', array($tag, $userId)); |
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} |
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/** |
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* @param string $method cache method |
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* @param array $args call args |
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* @return \OC\Files\Node\Node[] |
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*/ |
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private function searchCommon($method, $args) { |
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$files = array(); |
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$rootLength = strlen($this->path); |
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$mount = $this->root->getMount($this->path); |
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$storage = $mount->getStorage(); |
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$internalPath = $mount->getInternalPath($this->path); |
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$internalPath = rtrim($internalPath, '/'); |
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if ($internalPath !== '') { |
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$internalPath = $internalPath . '/'; |
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} |
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$internalRootLength = strlen($internalPath); |
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$cache = $storage->getCache(''); |
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$results = call_user_func_array(array($cache, $method), $args); |
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foreach ($results as $result) { |
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if ($internalRootLength === 0 or substr($result['path'], 0, $internalRootLength) === $internalPath) { |
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$result['internalPath'] = $result['path']; |
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$result['path'] = substr($result['path'], $internalRootLength); |
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$result['storage'] = $storage; |
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$files[] = new \OC\Files\FileInfo($this->path . '/' . $result['path'], $storage, $result['internalPath'], $result, $mount); |
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} |
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} |
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$mounts = $this->root->getMountsIn($this->path); |
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foreach ($mounts as $mount) { |
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$storage = $mount->getStorage(); |
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if ($storage) { |
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$cache = $storage->getCache(''); |
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$relativeMountPoint = ltrim(substr($mount->getMountPoint(), $rootLength), '/'); |
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$results = call_user_func_array(array($cache, $method), $args); |
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foreach ($results as $result) { |
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$result['internalPath'] = $result['path']; |
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$result['path'] = $relativeMountPoint . $result['path']; |
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$result['storage'] = $storage; |
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$files[] = new \OC\Files\FileInfo($this->path . '/' . $result['path'], $storage, $result['internalPath'], $result, $mount); |
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} |
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} |
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} |
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return array_map(function (FileInfo $file) { |
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return $this->createNode($file->getPath(), $file); |
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}, $files); |
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} |
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/** |
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* @param int $id |
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* @return \OC\Files\Node\Node[] |
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*/ |
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public function getById($id) { |
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$mountCache = $this->root->getUserMountCache(); |
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if (strpos($this->getPath(), '/', 1) > 0) { |
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list(, $user) = explode('/', $this->getPath()); |
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} else { |
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$user = null; |
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} |
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$mountsContainingFile = $mountCache->getMountsForFileId((int)$id, $user); |
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$mounts = $this->root->getMountsIn($this->path); |
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$mounts[] = $this->root->getMount($this->path); |
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/** @var IMountPoint[] $folderMounts */ |
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$folderMounts = array_combine(array_map(function (IMountPoint $mountPoint) { |
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return $mountPoint->getMountPoint(); |
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}, $mounts), $mounts); |
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/** @var ICachedMountInfo[] $mountsContainingFile */ |
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$mountsContainingFile = array_values(array_filter($mountsContainingFile, function (ICachedMountInfo $cachedMountInfo) use ($folderMounts) { |
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return isset($folderMounts[$cachedMountInfo->getMountPoint()]); |
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})); |
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if (count($mountsContainingFile) === 0) { |
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return []; |
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} |
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$nodes = array_map(function (ICachedMountInfo $cachedMountInfo) use ($folderMounts, $id) { |
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$mount = $folderMounts[$cachedMountInfo->getMountPoint()]; |
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$cacheEntry = $mount->getStorage()->getCache()->get((int)$id); |
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if (!$cacheEntry) { |
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return null; |
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} |
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// cache jails will hide the "true" internal path |
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$internalPath = ltrim($cachedMountInfo->getRootInternalPath() . '/' . $cacheEntry->getPath(), '/'); |
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$pathRelativeToMount = substr($internalPath, strlen($cachedMountInfo->getRootInternalPath())); |
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$pathRelativeToMount = ltrim($pathRelativeToMount, '/'); |
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$absolutePath = rtrim($cachedMountInfo->getMountPoint() . $pathRelativeToMount, '/'); |
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return $this->root->createNode($absolutePath, new \OC\Files\FileInfo( |
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$absolutePath, $mount->getStorage(), $cacheEntry->getPath(), $cacheEntry, $mount, |
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\OC::$server->getUserManager()->get($mount->getStorage()->getOwner($pathRelativeToMount)) |
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)); |
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}, $mountsContainingFile); |
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$nodes = array_filter($nodes); |
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return array_filter($nodes, function (Node $node) { |
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return $this->getRelativePath($node->getPath()); |
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}); |
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} |
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public function getFreeSpace() { |
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return $this->view->free_space($this->path); |
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} |
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public function delete() { |
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if ($this->checkPermissions(\OCP\Constants::PERMISSION_DELETE)) { |
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$this->sendHooks(array('preDelete')); |
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$fileInfo = $this->getFileInfo(); |
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$this->view->rmdir($this->path); |
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$nonExisting = new NonExistingFolder($this->root, $this->view, $this->path, $fileInfo); |
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$this->root->emit('\OC\Files', 'postDelete', array($nonExisting)); |
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$this->exists = false; |
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|
346
|
|
|
} else { |
347
|
|
|
throw new NotPermittedException('No delete permission for path'); |
348
|
|
|
} |
349
|
|
|
} |
350
|
|
|
|
351
|
|
|
/** |
352
|
|
|
* Add a suffix to the name in case the file exists |
353
|
|
|
* |
354
|
|
|
* @param string $name |
355
|
|
|
* @return string |
356
|
|
|
* @throws NotPermittedException |
357
|
|
|
*/ |
358
|
|
|
public function getNonExistingName($name) { |
359
|
|
|
$uniqueName = \OC_Helper::buildNotExistingFileNameForView($this->getPath(), $name, $this->view); |
360
|
|
|
return trim($this->getRelativePath($uniqueName), '/'); |
361
|
|
|
} |
362
|
|
|
|
363
|
|
|
/** |
364
|
|
|
* @param int $limit |
365
|
|
|
* @param int $offset |
366
|
|
|
* @return \OCP\Files\Node[] |
367
|
|
|
*/ |
368
|
|
|
public function getRecent($limit, $offset = 0) { |
369
|
|
|
$mimetypeLoader = \OC::$server->getMimeTypeLoader(); |
370
|
|
|
$mounts = $this->root->getMountsIn($this->path); |
371
|
|
|
$mounts[] = $this->getMountPoint(); |
372
|
|
|
|
373
|
|
|
$mounts = array_filter($mounts, function (IMountPoint $mount) { |
374
|
|
|
return $mount->getStorage(); |
375
|
|
|
}); |
376
|
|
|
$storageIds = array_map(function (IMountPoint $mount) { |
377
|
|
|
return $mount->getStorage()->getCache()->getNumericStorageId(); |
378
|
|
|
}, $mounts); |
379
|
|
|
/** @var IMountPoint[] $mountMap */ |
380
|
|
|
$mountMap = array_combine($storageIds, $mounts); |
381
|
|
|
$folderMimetype = $mimetypeLoader->getId(FileInfo::MIMETYPE_FOLDER); |
382
|
|
|
|
383
|
|
|
// Search in batches of 500 entries |
384
|
|
|
$searchLimit = 500; |
385
|
|
|
$results = []; |
386
|
|
|
$searchResultCount = 0; |
387
|
|
|
$count = 0; |
388
|
|
|
do { |
389
|
|
|
$searchResult = $this->recentSearch($searchLimit, $offset, $storageIds, $folderMimetype); |
390
|
|
|
|
391
|
|
|
// Exit condition if there are no more results |
392
|
|
|
if (count($searchResult) === 0) { |
393
|
|
|
break; |
394
|
|
|
} |
395
|
|
|
|
396
|
|
|
$searchResultCount += count($searchResult); |
397
|
|
|
|
398
|
|
|
$parseResult = $this->recentParse($searchResult, $mountMap, $mimetypeLoader); |
399
|
|
|
|
400
|
|
|
foreach ($parseResult as $result) { |
401
|
|
|
$results[] = $result; |
402
|
|
|
} |
403
|
|
|
|
404
|
|
|
$offset += $searchLimit; |
405
|
|
|
$count++; |
406
|
|
|
} while (count($results) < $limit && ($searchResultCount < (3 * $limit) || $count < 5)); |
407
|
|
|
|
408
|
|
|
return array_slice($results, 0, $limit); |
409
|
|
|
} |
410
|
|
|
|
411
|
|
|
private function recentSearch($limit, $offset, $storageIds, $folderMimetype) { |
412
|
|
|
$builder = \OC::$server->getDatabaseConnection()->getQueryBuilder(); |
413
|
|
|
$query = $builder |
414
|
|
|
->select('f.*') |
415
|
|
|
->from('filecache', 'f') |
416
|
|
|
->andWhere($builder->expr()->in('f.storage', $builder->createNamedParameter($storageIds, IQueryBuilder::PARAM_INT_ARRAY))) |
417
|
|
|
->andWhere($builder->expr()->orX( |
418
|
|
|
// handle non empty folders separate |
419
|
|
|
$builder->expr()->neq('f.mimetype', $builder->createNamedParameter($folderMimetype, IQueryBuilder::PARAM_INT)), |
420
|
|
|
$builder->expr()->eq('f.size', new Literal(0)) |
421
|
|
|
)) |
422
|
|
|
->andWhere($builder->expr()->notLike('f.path', $builder->createNamedParameter('files_versions/%'))) |
423
|
|
|
->andWhere($builder->expr()->notLike('f.path', $builder->createNamedParameter('files_trashbin/%'))) |
424
|
|
|
->orderBy('f.mtime', 'DESC') |
425
|
|
|
->setMaxResults($limit) |
426
|
|
|
->setFirstResult($offset); |
427
|
|
|
return $query->execute()->fetchAll(); |
428
|
|
|
} |
429
|
|
|
|
430
|
|
|
private function recentParse($result, $mountMap, $mimetypeLoader) { |
431
|
|
|
$files = array_filter(array_map(function (array $entry) use ($mountMap, $mimetypeLoader) { |
432
|
|
|
$mount = $mountMap[$entry['storage']]; |
433
|
|
|
$entry['internalPath'] = $entry['path']; |
434
|
|
|
$entry['mimetype'] = $mimetypeLoader->getMimetypeById($entry['mimetype']); |
435
|
|
|
$entry['mimepart'] = $mimetypeLoader->getMimetypeById($entry['mimepart']); |
436
|
|
|
$path = $this->getAbsolutePath($mount, $entry['path']); |
437
|
|
|
if (is_null($path)) { |
438
|
|
|
return null; |
439
|
|
|
} |
440
|
|
|
$fileInfo = new \OC\Files\FileInfo($path, $mount->getStorage(), $entry['internalPath'], $entry, $mount); |
441
|
|
|
return $this->root->createNode($fileInfo->getPath(), $fileInfo); |
442
|
|
|
}, $result)); |
443
|
|
|
|
444
|
|
|
return array_values(array_filter($files, function (Node $node) { |
445
|
|
|
$relative = $this->getRelativePath($node->getPath()); |
446
|
|
|
return $relative !== null && $relative !== '/'; |
447
|
|
|
})); |
448
|
|
|
} |
449
|
|
|
|
450
|
|
|
private function getAbsolutePath(IMountPoint $mount, $path) { |
451
|
|
|
$storage = $mount->getStorage(); |
452
|
|
|
if ($storage->instanceOfStorage('\OC\Files\Storage\Wrapper\Jail')) { |
453
|
|
|
if ($storage->instanceOfStorage(SharedStorage::class)) { |
454
|
|
|
$storage->getSourceStorage(); |
|
|
|
|
455
|
|
|
} |
456
|
|
|
/** @var \OC\Files\Storage\Wrapper\Jail $storage */ |
457
|
|
|
$jailRoot = $storage->getUnjailedPath(''); |
458
|
|
|
$rootLength = strlen($jailRoot) + 1; |
459
|
|
|
if ($path === $jailRoot) { |
460
|
|
|
return $mount->getMountPoint(); |
461
|
|
|
} else if (substr($path, 0, $rootLength) === $jailRoot . '/') { |
462
|
|
|
return $mount->getMountPoint() . substr($path, $rootLength); |
463
|
|
|
} else { |
464
|
|
|
return null; |
465
|
|
|
} |
466
|
|
|
} else { |
467
|
|
|
return $mount->getMountPoint() . $path; |
468
|
|
|
} |
469
|
|
|
} |
470
|
|
|
} |
471
|
|
|
|