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<?php
/**
* Copyright (c) 2013 Robin Appelman <icewind@owncloud.com>
* This file is licensed under the Affero General Public License version 3 or
* later.
* See the COPYING-README file.
*/
namespace OC\Files\Node;
use OC\Files\Filesystem;
use OCP\Files\FileInfo;
use OCP\Files\InvalidPathException;
use OCP\Files\NotFoundException;
use OCP\Files\NotPermittedException;
class Node implements \OCP\Files\Node {
/**
* @var \OC\Files\View $view
*/
protected $view;
/**
* @var \OC\Files\Node\Root $root
*/
protected $root;
/**
* @var string $path
*/
protected $path;
/**
* @var \OCP\Files\FileInfo
*/
protected $fileInfo;
/**
* @param \OC\Files\View $view
* @param \OC\Files\Node\Root $root
* @param string $path
*/
public function __construct($root, $view, $path) {
$this->view = $view;
$this->root = $root;
$this->path = $path;
}
/**
* Returns the matching file info
*
* @return FileInfo
* @throws InvalidPathException
* @throws NotFoundException
*/
public function getFileInfo() {
if (!Filesystem::isValidPath($this->path)) {
throw new InvalidPathException();
}
if (!$this->fileInfo) {
$fileInfo = $this->view->getFileInfo($this->path);
if ($fileInfo instanceof FileInfo) {
$this->fileInfo = $fileInfo;
} else {
throw new NotFoundException();
}
}
return $this->fileInfo;
}
/**
* @param string[] $hooks
*/
protected function sendHooks($hooks) {
foreach ($hooks as $hook) {
$this->root->emit('\OC\Files', $hook, array($this));
}
}
/**
* @param int $permissions
* @return bool
*/
protected function checkPermissions($permissions) {
return ($this->getPermissions() & $permissions) === $permissions;
}
/**
* @param string $targetPath
* @throws \OCP\Files\NotPermittedException
* @return \OC\Files\Node\Node
*/
public function move($targetPath) {
return;
}
public function delete() {
return;
}
/**
* @param string $targetPath
* @return \OC\Files\Node\Node
*/
public function copy($targetPath) {
return;
}
/**
* @param int $mtime
* @throws \OCP\Files\NotPermittedException
*/
public function touch($mtime = null) {
if ($this->checkPermissions(\OCP\Constants::PERMISSION_UPDATE)) {
$this->sendHooks(array('preTouch'));
$this->view->touch($this->path, $mtime);
$this->sendHooks(array('postTouch'));
if ($this->fileInfo) {
if (is_null($mtime)) {
$mtime = time();
}
$this->fileInfo['mtime'] = $mtime;
}
} else {
throw new NotPermittedException();
}
}
/**
* @return \OC\Files\Storage\Storage
* @throws \OCP\Files\NotFoundException
*/
public function getStorage() {
list($storage,) = $this->view->resolvePath($this->path);
return $storage;
}
/**
* @return string
*/
public function getPath() {
return $this->path;
}
/**
* @return string
*/
public function getInternalPath() {
list(, $internalPath) = $this->view->resolvePath($this->path);
return $internalPath;
}
/**
* @return int
* @throws InvalidPathException
* @throws NotFoundException
*/
public function getId() {
return $this->getFileInfo()->getId();
}
/**
* @return array
*/
public function stat() {
return $this->view->stat($this->path);
}
/**
* @return int
* @throws InvalidPathException
* @throws NotFoundException
*/
public function getMTime() {
return $this->getFileInfo()->getMTime();
}
/**
* @return int
* @throws InvalidPathException
* @throws NotFoundException
*/
public function getSize() {
return $this->getFileInfo()->getSize();
}
/**
* @return string
* @throws InvalidPathException
* @throws NotFoundException
*/
public function getEtag() {
return $this->getFileInfo()->getEtag();
}
/**
* @return int
* @throws InvalidPathException
* @throws NotFoundException
*/
public function getPermissions() {
return $this->getFileInfo()->getPermissions();
}
/**
* @return bool
* @throws InvalidPathException
* @throws NotFoundException
*/
public function isReadable() {
return $this->getFileInfo()->isReadable();
}
/**
* @return bool
* @throws InvalidPathException
* @throws NotFoundException
*/
public function isUpdateable() {
return $this->getFileInfo()->isUpdateable();
}
/**
* @return bool
* @throws InvalidPathException
* @throws NotFoundException
*/
public function isDeletable() {
return $this->getFileInfo()->isDeletable();
}
/**
* @return bool
* @throws InvalidPathException
* @throws NotFoundException
*/
public function isShareable() {
return $this->getFileInfo()->isShareable();
}
/**
* @return bool
* @throws InvalidPathException
* @throws NotFoundException
*/
public function isCreatable() {
return $this->getFileInfo()->isCreatable();
}
/**
* @return Node
*/
public function getParent() {
return $this->root->get(dirname($this->path));
}
/**
* @return string
*/
public function getName() {
return basename($this->path);
}
/**
* @param string $path
* @return string
*/
protected function normalizePath($path) {
if ($path === '' or $path === '/') {
return '/';
}
//no windows style slashes
$path = str_replace('\\', '/', $path);
//add leading slash
if ($path[0] !== '/') {
$path = '/' . $path;
}
//remove duplicate slashes
while (strpos($path, '//') !== false) {
$path = str_replace('//', '/', $path);
}
//remove trailing slash
$path = rtrim($path, '/');
return $path;
}
/**
* check if the requested path is valid
*
* @param string $path
* @return bool
*/
public function isValidPath($path) {
if (!$path || $path[0] !== '/') {
$path = '/' . $path;
}
if (strstr($path, '/../') || strrchr($path, '/') === '/..') {
return false;
}
return true;
}
public function isMounted() {
return $this->getFileInfo()->isMounted();
}
public function isShared() {
return $this->getFileInfo()->isShared();
}
public function getMimeType() {
return $this->getFileInfo()->getMimetype();
}
public function getMimePart() {
return $this->getFileInfo()->getMimePart();
}
public function getType() {
return $this->getFileInfo()->getType();
}
public function isEncrypted() {
return $this->getFileInfo()->isEncrypted();
}
public function getMountPoint() {
return $this->getFileInfo()->getMountPoint();
}
}
|
