<?php
/**
 * Copyright (c) 2012 Robin Appelman <icewind@owncloud.com>
 * This file is licensed under the Affero General Public License version 3 or
 * later.
 * See the COPYING-README file.
 */

class OC_User_FTP extends OC_User_External_Base{
	private $host;
	private $secure;
	private $protocol;

	public function __construct($host,$secure=false) {
		$this->host=$host;
		$this->secure=$secure;
		$this->protocol='ftp';
		if($this->secure) {
			$this->protocol.='s';
		}
		parent::__construct($this->protocol . '://' . $this->host);
	}

	/**
	 * @brief Check if the password is correct
	 * @param $uid The username
	 * @param $password The password
	 * @returns true/false
	 *
	 * Check if the password is correct without logging in the user
	 */
	public function checkPassword($uid, $password) {
		if (false === array_search($this->protocol, stream_get_wrappers())) {
			OCP\Util::writeLog('user_external', 'ERROR: Stream wrapper not available: ' . $this->protocol, OCP\Util::ERROR);
			return false;
		}
		$url = sprintf('%s://%s:%s@%s/', $this->protocol, $uid, $password, $this->host);
		$result=@opendir($url);
		if(is_resource($result)) {
			$this->storeUser($uid);
			return $uid;
		}else{
			return false;
		}
	}
}