<?php
/*=====================================================================*\
|| ###################################################################
|| # Bugdar
|| # Copyright (c)2004-2009 Blue Static
|| #
|| # This program is free software; you can redistribute it and/or modify
|| # it under the terms of the GNU General Public License as published by
|| # the Free Software Foundation; version 2 of the License.
|| #
|| # 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 General Public License for
|| # more details.
|| #
|| # You should have received a copy of the GNU General Public License along
|| # with this program; if not, write to the Free Software Foundation, Inc.,
|| # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301, USA
|| ###################################################################
\*=====================================================================*/

require_once 'includes/auth/auth.php';

/**
 * Authentication: IPB2
 *
 * Authentication system for Invision Power Board 2
 *
 * @author		Blue Static
 * @copyright	Copyright (c)2004 - 2009, Blue Static
 * @package		Bugdar
 *
 */
class AuthenticationIPB2 extends Authentication
{
	/**
	 * Map Bugdar fields to IPB ones
	 * @var array
	 */
	var $fieldMap = array(
		'authid'		=> 'id',
		'displayname'	=> 'name',
		'email'			=> 'email'
	);
	
	/**
	 * IPB2 table prefix
	 * @var string
	 */
	var $tablePrefix;
	
	/**
	 * Cookie prefix
	 * @var string
	 */
	var $cookiePrefix;
	
	// ###################################################################
	function _setupDatabase()
	{
		parent::_setupDatabase();
		
		include 'includes/auth/config.php';
		$this->tablePrefix = $config['auth']['IPB2']['tablePrefix'];
		$this->cookiePrefix = $config['auth']['IPB2']['cookiePrefix'];
	}
	
	// ###################################################################
	function _fetchCookieUniqueId()
	{
		return $this->registry->input_clean($this->cookiePrefix . 'member_id', TYPE_UINT);
	}
	
	// ###################################################################
	function _fetchCookiePassword()
	{
		return $this->registry->in[$this->cookiePrefix . 'pass_hash'];
	}
	
	// ###################################################################
	function _fetchUserUsingCookies()
	{
		return $this->authDb->query_first("SELECT * FROM {$this->tablePrefix}members WHERE id = " . $this->_fetchCookieUniqueId());
	}
	
	// ###################################################################
	function _verifyCookieData()
	{
		return ($this->_fetchCookiePassword() == $this->authUser['member_login_key']);
	}
	
	// ###################################################################
	function _fetchUserWithIdentifier($username)
	{
		return $this->authDb->query_first("SELECT * FROM {$this->tablePrefix}members WHERE name = '" . $this->authDb->escape_string($username) . "'");
	}
	
	// ###################################################################
	function _verifyLoginUser($password)
	{
		$cvg = $this->authDb->query_first("SELECT * FROM {$this->tablePrefix}members_converge WHERE converge_email = '" . $this->authUser['email'] . "'");
		return (md5(md5($cvg['converge_pass_salt']) . md5($password)) == $cvg['converge_pass_hash']);
	}
	
	// ###################################################################
	function clearCookies()
	{
		$this->registry->funct->cookie($this->cookiePrefix . 'member_id');
		$this->registry->funct->cookie($this->cookiePrefix . 'pass_hash');
		$this->registry->funct->cookie($this->cookiePrefix . 'ipb_stronghold');
		$this->authDb->query("DELETE FROM {$this->tablePrefix}sessions WHERE id = '" . $this->authDb->escape_string($this->registry->in[$this->cookiePrefix . 'session_id']) . "'");
		$this->registry->funct->cookie($this->cookiePrefix . 'session_id');
	}
	
	// ###################################################################
	function _setCookies($sticky = false)
	{
		$this->registry->funct->cookie($this->cookiePrefix . 'member_id', $this->authUser['id']);
		$this->registry->funct->cookie($this->cookiePrefix . 'pass_hash', $this->authUser['member_login_key']);
		
		include 'includes/auth/config.php';
		$ip = explode('.', $_SERVER['REMOTE_ADDR']);
		$stronghold = md5(md5($this->authUser['id'] . '-' . $ip[0] . '-' . $ip[1] . '-' . $this->authUser['member_login_key']) . md5($config['auth']['dbPassword'] . $config['auth']['dbUser']));
		$this->registry->funct->cookie($this->cookiePrefix . 'ipb_stronghold', $stronghold);
		
		$this->registry->funct->cookie($this->cookiePrefix . 'session_id');
	}
}

?>