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<?php
/**
*
* @package phpBB3
* @copyright (c) 2014 phpBB Group
* @license http://opensource.org/licenses/gpl-2.0.php GNU General Public License v2
*
*/
namespace phpbb\passwords\driver;
/**
* @package passwords
*/
class md5_phpbb2 extends base
{
const PREFIX = '$md5_phpbb2$';
/** @var \phpbb\request\request phpBB request object */
protected $request;
/** @var \phpbb\passwords\driver\salted_md5 */
protected $salted_md5;
/** @var phpBB root path */
protected $phpbb_root_path;
/** @var php file extension */
protected $php_ext;
/**
* Constructor of passwords driver object
*
* @param \phpbb\request\request $request phpBB request object
* @param \phpbb\passwords\driver\salted_md5 $salted_md5 Salted md5 driver
* @param string $phpbb_root_path phpBB root path
* @param string $php_ext PHP file extension
*/
public function __construct($request, \phpbb\passwords\driver\salted_md5 $salted_md5, $phpbb_root_path, $php_ext)
{
$this->request = $request;
$this->salted_md5 = $salted_md5;
$this->phpbb_root_path = $phpbb_root_path;
$this->php_ext = $php_ext;
}
/**
* @inheritdoc
*/
public function get_prefix()
{
return self::PREFIX;
}
/**
* @inheritdoc
*/
public function is_legacy()
{
return true;
}
/**
* @inheritdoc
*/
public function hash($password, $user_row = '')
{
// Do not support hashing
return false;
}
/**
* @inheritdoc
*/
public function check($password, $hash, $user_row = array())
{
if (strlen($hash) != 32 && strlen($hash) != 34)
{
return false;
}
// enable super globals to get literal value
// this is needed to prevent unicode normalization
$super_globals_disabled = $this->request->super_globals_disabled();
if ($super_globals_disabled)
{
$this->request->enable_super_globals();
}
// in phpBB2 passwords were used exactly as they were sent, with addslashes applied
$password_old_format = isset($_REQUEST['password']) ? (string) $_REQUEST['password'] : '';
$password_old_format = (!STRIP) ? addslashes($password_old_format) : $password_old_format;
$password_new_format = $this->request->variable('password', '', true);
if ($super_globals_disabled)
{
$this->request->disable_super_globals();
}
if ($password == $password_new_format)
{
if (!function_exists('utf8_to_cp1252'))
{
include($this->phpbb_root_path . 'includes/utf/data/recode_basic.' . $this->php_ext);
}
if (md5($password_old_format) === $hash || md5(\utf8_to_cp1252($password_old_format)) === $hash
|| $this->salted_md5->check(md5($password_old_format), $hash) === true
|| $this->salted_md5->check(md5(\utf8_to_cp1252($password_old_format)), $hash) === true)
{
return true;
}
}
return false;
}
/**
* @inheritdoc
*/
public function get_settings_only($hash, $full = false)
{
return false;
}
}
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