owncloud/core

<?php
/**
 * @author Roeland Jago Douma <rullzer@owncloud.com>
 * @author Thomas Müller <thomas.mueller@tmit.eu>
 * @author Vincent Petry <pvince81@owncloud.com>
 *
 * @copyright Copyright (c) 2018, ownCloud GmbH
 * @license AGPL-3.0
 *
 * This code is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 *
 * This program is distributed in the hope that it will be useful,
 * but WITHOUT ANY WARRANTY; without even the implied warranty of
 * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
 * GNU Affero General Public License for more details.
 *
 * You should have received a copy of the GNU Affero General Public License, version 3,
 * along with this program.  If not, see <http://www.gnu.org/licenses/>
 *
 */
namespace OC\Files\Node;

use OCP\Files\IRootFolder;

/**
 * Class LazyRoot
 *
 * This is a lazy wrapper around the root. So only
 * once it is needed this will get initialized.
 *
 * @package OC\Files\Node
 */
class LazyRoot implements IRootFolder {
    /** @var \Closure */
    private $rootFolderClosure;

    /** @var IRootFolder */
    private $rootFolder;

    /**
     * LazyRoot constructor.
     *
     * @param \Closure $rootFolderClosure
     */
    public function __construct(\Closure $rootFolderClosure) {
        $this->rootFolderClosure = $rootFolderClosure;
    }

    /**
     * Magic method to first get the real rootFolder and then
     * call $method with $args on it
     *
     * @param $method
     * @param $args
     * @return mixed
     */
    public function __call($method, $args) {
        if ($this->rootFolder === null) {
            $this->rootFolder = \call_user_func($this->rootFolderClosure);
        }

        return \call_user_func_array([$this->rootFolder, $method], $args);
    }

    /**
     * @inheritDoc
     */
    public function getUser() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function listen($scope, $method, callable $callback) {
        $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function removeListener($scope = null, $method = null, callable $callback = null) {
        $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function emit($scope, $method, $arguments = []) {
        $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function mount($storage, $mountPoint, $arguments = []) {
        $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMount($mountPoint) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMountsIn($mountPoint) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMountByStorageId($storageId) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMountByNumericStorageId($numericId) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function unMount($mount) {
        $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function get($path, $ensureExists = false) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function rename($targetPath) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function delete() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function copy($targetPath) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function touch($mtime = null) {
        $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getStorage() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getPath() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getInternalPath() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getId() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function stat() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMTime() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getSize() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getEtag() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getPermissions() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isReadable() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isUpdateable() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isDeletable() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isShareable() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getParent() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getName() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getUserFolder($userId) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMimetype() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMimePart() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isEncrypted() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getType() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isShared() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isMounted() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getMountPoint() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getOwner() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getChecksum() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getFullPath($path) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getRelativePath($path) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isSubNode($node) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getDirectoryListing() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function nodeExists($path) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function newFolder($path) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function newFile($path) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function search($query) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function searchByMime($mimetype) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function searchByTag($tag, $userId) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getById($id, $first = false) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getFreeSpace() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function isCreatable() {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function getNonExistingName($name) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function move($targetPath) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function lock($type) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function changeLock($targetType) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }

    /**
     * @inheritDoc
     */
    public function unlock($type) {
        return $this->__call(__FUNCTION__, \func_get_args());
    }
}