server/apps/files_sharing/lib/external/manager.php

140 lines
4 KiB
PHP

<?php
/**
* Copyright (c) 2014 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 OCA\Files_Sharing\External;
use OC\Files\Filesystem;
class Manager {
const STORAGE = '\OCA\Files_Sharing\External\Storage';
/**
* @var \OCP\IDBConnection
*/
private $connection;
/**
* @var \OC\Files\Mount\Manager
*/
private $mountManager;
/**
* @var \OC\Files\Storage\Loader
*/
private $storageLoader;
/**
* @var \OC\User\Session
*/
private $userSession;
/**
* @param \OCP\IDBConnection $connection
* @param \OC\Files\Mount\Manager $mountManager
* @param \OC\User\Session $userSession
* @param \OC\Files\Storage\Loader $storageLoader
*/
public function __construct(\OCP\IDBConnection $connection, \OC\Files\Mount\Manager $mountManager,
\OC\Files\Storage\Loader $storageLoader, \OC\User\Session $userSession) {
$this->connection = $connection;
$this->mountManager = $mountManager;
$this->userSession = $userSession;
$this->storageLoader = $storageLoader;
}
public function addShare($remote, $token, $password, $name, $owner) {
$user = $this->userSession->getUser();
if ($user) {
$query = $this->connection->prepare('INSERT INTO *PREFIX*share_external(`remote`, `share_token`, `password`,
`name`, `owner`, `user`, `mountpoint`, `mountpoint_hash`) VALUES(?, ?, ?, ?, ?, ?, ?, ?)');
$mountPoint = Filesystem::normalizePath('/' . $name);
$hash = md5($mountPoint);
$query->execute(array($remote, $token, $password, $name, $owner, $user->getUID(), $mountPoint, $hash));
$options = array(
'remote' => $remote,
'token' => $token,
'password' => $password,
'mountpoint' => $mountPoint,
'owner' => $owner
);
return $this->mountShare($options);
}
}
public function setup() {
// don't setup server-to-server shares if the file_external app is disabled
// FIXME no longer needed if we use the webdav implementation from core
if (\OC_App::isEnabled('files_external') === false) {
return false;
}
$user = $this->userSession->getUser();
if ($user) {
$query = $this->connection->prepare('SELECT `remote`, `share_token`, `password`, `mountpoint`, `owner`
FROM *PREFIX*share_external WHERE `user` = ?');
$query->execute(array($user->getUID()));
while ($row = $query->fetch()) {
$row['manager'] = $this;
$row['token'] = $row['share_token'];
$this->mountShare($row);
}
}
}
protected function stripPath($path) {
$prefix = '/' . $this->userSession->getUser()->getUID() . '/files';
return rtrim(substr($path, strlen($prefix)), '/');
}
/**
* @param array $data
* @return Mount
*/
protected function mountShare($data) {
$mountPoint = '/' . $this->userSession->getUser()->getUID() . '/files' . $data['mountpoint'];
$mount = new Mount(self::STORAGE, $mountPoint, $data, $this, $this->storageLoader);
$this->mountManager->addMount($mount);
return $mount;
}
/**
* @return \OC\Files\Mount\Manager
*/
public function getMountManager() {
return $this->mountManager;
}
/**
* @param string $source
* @param string $target
* @return bool
*/
public function setMountPoint($source, $target) {
$user = $this->userSession->getUser();
$source = $this->stripPath($source);
$target = $this->stripPath($target);
$sourceHash = md5($source);
$targetHash = md5($target);
$query = $this->connection->prepare('UPDATE *PREFIX*share_external SET
`mountpoint` = ?, `mountpoint_hash` = ? WHERE `mountpoint_hash` = ? AND `user` = ?');
$result = (bool)$query->execute(array($target, $targetHash, $sourceHash, $user->getUID()));
return $result;
}
public function removeShare($mountPoint) {
$user = $this->userSession->getUser();
$mountPoint = $this->stripPath($mountPoint);
$hash = md5($mountPoint);
$query = $this->connection->prepare('DELETE FROM *PREFIX*share_external WHERE `mountpoint_hash` = ? AND `user` = ?');
return (bool)$query->execute(array($hash, $user->getUID()));
}
}