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403 lines
8.9 KiB
403 lines
8.9 KiB
<?php
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/**
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* @copyright Copyright (c) 2016, ownCloud, Inc.
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*
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* @author Bernhard Posselt <dev@bernhard-posselt.com>
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* @author Christoph Wurst <christoph@winzerhof-wurst.at>
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* @author Joas Schilling <coding@schilljs.com>
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* @author Jörn Friedrich Dreyer <jfd@butonic.de>
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* @author Julius Härtl <jus@bitgrid.net>
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* @author Lukas Reschke <lukas@statuscode.ch>
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* @author Morris Jobke <hey@morrisjobke.de>
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* @author Robin Appelman <robin@icewind.nl>
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* @author Roeland Jago Douma <roeland@famdouma.nl>
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* @author Stefan Weil <sw@weilnetz.de>
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* @author Vincent Petry <pvince81@owncloud.com>
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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\Cache\CappedMemoryCache;
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use OC\Files\Mount\Manager;
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use OC\Files\Mount\MountPoint;
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use OC\Hooks\PublicEmitter;
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use OC\User\NoUserException;
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use OCP\Files\Config\IUserMountCache;
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use OCP\Files\IRootFolder;
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use OCP\Files\NotFoundException;
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use OCP\Files\NotPermittedException;
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use OCP\ILogger;
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use OCP\IUserManager;
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/**
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* Class Root
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*
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* Hooks available in scope \OC\Files
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* - preWrite(\OCP\Files\Node $node)
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* - postWrite(\OCP\Files\Node $node)
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* - preCreate(\OCP\Files\Node $node)
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* - postCreate(\OCP\Files\Node $node)
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* - preDelete(\OCP\Files\Node $node)
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* - postDelete(\OCP\Files\Node $node)
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* - preTouch(\OC\FilesP\Node $node, int $mtime)
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* - postTouch(\OCP\Files\Node $node)
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* - preCopy(\OCP\Files\Node $source, \OCP\Files\Node $target)
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* - postCopy(\OCP\Files\Node $source, \OCP\Files\Node $target)
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* - preRename(\OCP\Files\Node $source, \OCP\Files\Node $target)
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* - postRename(\OCP\Files\Node $source, \OCP\Files\Node $target)
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*
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* @package OC\Files\Node
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*/
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class Root extends Folder implements IRootFolder {
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/** @var Manager */
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private $mountManager;
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/** @var PublicEmitter */
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private $emitter;
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/** @var null|\OC\User\User */
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private $user;
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/** @var CappedMemoryCache */
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private $userFolderCache;
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/** @var IUserMountCache */
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private $userMountCache;
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/** @var ILogger */
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private $logger;
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/** @var IUserManager */
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private $userManager;
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/**
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* @param \OC\Files\Mount\Manager $manager
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* @param \OC\Files\View $view
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* @param \OC\User\User|null $user
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* @param IUserMountCache $userMountCache
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* @param ILogger $logger
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* @param IUserManager $userManager
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*/
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public function __construct($manager,
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$view,
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$user,
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IUserMountCache $userMountCache,
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ILogger $logger,
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IUserManager $userManager) {
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parent::__construct($this, $view, '');
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$this->mountManager = $manager;
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$this->user = $user;
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$this->emitter = new PublicEmitter();
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$this->userFolderCache = new CappedMemoryCache();
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$this->userMountCache = $userMountCache;
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$this->logger = $logger;
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$this->userManager = $userManager;
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}
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/**
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* Get the user for which the filesystem is setup
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*
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* @return \OC\User\User
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*/
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public function getUser() {
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return $this->user;
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}
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/**
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* @param string $scope
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* @param string $method
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* @param callable $callback
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*/
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public function listen($scope, $method, callable $callback) {
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$this->emitter->listen($scope, $method, $callback);
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}
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/**
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* @param string $scope optional
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* @param string $method optional
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* @param callable $callback optional
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*/
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public function removeListener($scope = null, $method = null, callable $callback = null) {
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$this->emitter->removeListener($scope, $method, $callback);
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}
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/**
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* @param string $scope
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* @param string $method
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* @param Node[] $arguments
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*/
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public function emit($scope, $method, $arguments = []) {
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$this->emitter->emit($scope, $method, $arguments);
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}
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/**
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* @param \OC\Files\Storage\Storage $storage
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* @param string $mountPoint
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* @param array $arguments
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*/
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public function mount($storage, $mountPoint, $arguments = []) {
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$mount = new MountPoint($storage, $mountPoint, $arguments);
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$this->mountManager->addMount($mount);
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}
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/**
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* @param string $mountPoint
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* @return \OC\Files\Mount\MountPoint
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*/
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public function getMount($mountPoint) {
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return $this->mountManager->find($mountPoint);
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}
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/**
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* @param string $mountPoint
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* @return \OC\Files\Mount\MountPoint[]
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*/
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public function getMountsIn($mountPoint) {
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return $this->mountManager->findIn($mountPoint);
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}
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/**
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* @param string $storageId
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* @return \OC\Files\Mount\MountPoint[]
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*/
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public function getMountByStorageId($storageId) {
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return $this->mountManager->findByStorageId($storageId);
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}
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/**
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* @param int $numericId
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* @return MountPoint[]
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*/
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public function getMountByNumericStorageId($numericId) {
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return $this->mountManager->findByNumericId($numericId);
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}
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/**
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* @param \OC\Files\Mount\MountPoint $mount
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*/
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public function unMount($mount) {
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$this->mountManager->remove($mount);
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}
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/**
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* @param string $path
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* @throws \OCP\Files\NotFoundException
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* @throws \OCP\Files\NotPermittedException
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* @return string
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*/
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public function get($path) {
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$path = $this->normalizePath($path);
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if ($this->isValidPath($path)) {
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$fullPath = $this->getFullPath($path);
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$fileInfo = $this->view->getFileInfo($fullPath);
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if ($fileInfo) {
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return $this->createNode($fullPath, $fileInfo);
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} else {
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throw new NotFoundException($path);
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}
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} else {
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throw new NotPermittedException();
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}
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}
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//most operations can't be done on the root
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/**
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* @param string $targetPath
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* @throws \OCP\Files\NotPermittedException
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* @return \OC\Files\Node\Node
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*/
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public function rename($targetPath) {
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throw new NotPermittedException();
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}
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public function delete() {
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throw new NotPermittedException();
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}
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/**
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* @param string $targetPath
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* @throws \OCP\Files\NotPermittedException
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* @return \OC\Files\Node\Node
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*/
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public function copy($targetPath) {
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throw new NotPermittedException();
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}
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/**
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* @param int $mtime
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* @throws \OCP\Files\NotPermittedException
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*/
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public function touch($mtime = null) {
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throw new NotPermittedException();
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}
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/**
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* @return \OC\Files\Storage\Storage
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* @throws \OCP\Files\NotFoundException
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*/
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public function getStorage() {
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throw new NotFoundException();
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}
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/**
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* @return string
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*/
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public function getPath() {
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return '/';
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}
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/**
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* @return string
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*/
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public function getInternalPath() {
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return '';
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}
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/**
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* @return int
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*/
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public function getId() {
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return null;
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}
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/**
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* @return array
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*/
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public function stat() {
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return null;
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}
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/**
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* @return int
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*/
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public function getMTime() {
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return null;
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}
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/**
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* @param bool $includeMounts
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* @return int
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*/
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public function getSize($includeMounts = true) {
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return null;
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}
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/**
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* @return string
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*/
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public function getEtag() {
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return null;
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}
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/**
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* @return int
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*/
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public function getPermissions() {
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return \OCP\Constants::PERMISSION_CREATE;
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}
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/**
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* @return bool
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*/
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public function isReadable() {
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return false;
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}
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/**
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* @return bool
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*/
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public function isUpdateable() {
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return false;
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}
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/**
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* @return bool
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*/
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public function isDeletable() {
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return false;
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}
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/**
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* @return bool
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*/
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public function isShareable() {
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return false;
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}
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/**
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* @return Node
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* @throws \OCP\Files\NotFoundException
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*/
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public function getParent() {
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throw new NotFoundException();
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}
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/**
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* @return string
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*/
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public function getName() {
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return '';
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}
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/**
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* Returns a view to user's files folder
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*
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* @param string $userId user ID
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* @return \OCP\Files\Folder
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* @throws NoUserException
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* @throws NotPermittedException
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*/
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public function getUserFolder($userId) {
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$userObject = $this->userManager->get($userId);
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if (is_null($userObject)) {
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$this->logger->error(
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sprintf(
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'Backends provided no user object for %s',
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$userId
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),
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[
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'app' => 'files',
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]
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);
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throw new NoUserException('Backends provided no user object');
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}
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$userId = $userObject->getUID();
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if (!$this->userFolderCache->hasKey($userId)) {
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\OC\Files\Filesystem::initMountPoints($userId);
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try {
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$folder = $this->get('/' . $userId . '/files');
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} catch (NotFoundException $e) {
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if (!$this->nodeExists('/' . $userId)) {
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$this->newFolder('/' . $userId);
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}
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$folder = $this->newFolder('/' . $userId . '/files');
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}
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$this->userFolderCache->set($userId, $folder);
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}
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return $this->userFolderCache->get($userId);
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}
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public function clearCache() {
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$this->userFolderCache = new CappedMemoryCache();
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}
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public function getUserMountCache() {
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return $this->userMountCache;
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}
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}
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