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<?php
/**
* Database auth plug-in for phpBB3
*
* Authentication plug-ins is largely down to Sergey Kanareykin, our thanks to him.
*
* This is for authentication via the integrated user table
*
* @package login
* @version $Id$
* @copyright (c) 2005 phpBB Group
* @license http://opensource.org/licenses/gpl-license.php GNU Public License
*
*/
/**
* @ignore
*/
if (!defined('IN_PHPBB'))
{
exit;
}
class phpbb_auth_db /* extends phpbb_auth */
{
/**
* Login function
*/
function login(&$username, &$password)
{
// do not allow empty password
if (!$password)
{
return array(
'status' => LOGIN_ERROR_PASSWORD,
'error_msg' => 'NO_PASSWORD_SUPPLIED',
'user_row' => array('user_id' => ANONYMOUS),
);
}
if (!$username)
{
return array(
'status' => LOGIN_ERROR_USERNAME,
'error_msg' => 'LOGIN_ERROR_USERNAME',
'user_row' => array('user_id' => ANONYMOUS),
);
}
$sql = 'SELECT user_id, username, user_password, user_passchg, user_pass_convert, user_email, user_type, user_login_attempts
FROM ' . USERS_TABLE . "
WHERE username_clean = '" . phpbb::$db->sql_escape(utf8_clean_string($username)) . "'";
$result = phpbb::$db->sql_query($sql);
$row = phpbb::$db->sql_fetchrow($result);
phpbb::$db->sql_freeresult($result);
if (!$row)
{
return array(
'status' => LOGIN_ERROR_USERNAME,
'error_msg' => 'LOGIN_ERROR_USERNAME',
'user_row' => array('user_id' => ANONYMOUS),
);
}
// If there are too much login attempts, we need to check for an confirm image
// Every auth module is able to define what to do by itself...
if (phpbb::$config['max_login_attempts'] && $row['user_login_attempts'] >= phpbb::$config['max_login_attempts'])
{
$confirm_id = request_var('confirm_id', '');
$confirm_code = request_var('confirm_code', '');
// Visual Confirmation handling
if (!$confirm_id)
{
return array(
'status' => LOGIN_ERROR_ATTEMPTS,
'error_msg' => 'LOGIN_ERROR_ATTEMPTS',
'user_row' => $row,
);
}
else
{
$captcha = phpbb_captcha_factory::get_instance(phpbb::$config['captcha_plugin']);
$captcha->init(CONFIRM_LOGIN);
$vc_response = $captcha->validate();
if ($vc_response)
{
return array(
'status' => LOGIN_ERROR_ATTEMPTS,
'error_msg' => 'LOGIN_ERROR_ATTEMPTS',
'user_row' => $row,
);
}
}
}
// Check password ...
if (!$row['user_pass_convert'] && phpbb::$security->check_password($password, $row['user_password']))
{
// Check for old password hash...
if (strlen($row['user_password']) == 32)
{
$hash = phpbb::$security->hash_password($password);
// Update the password in the users table to the new format
$sql = 'UPDATE ' . USERS_TABLE . "
SET user_password = '" . phpbb::$db->sql_escape($hash) . "',
user_pass_convert = 0
WHERE user_id = {$row['user_id']}";
phpbb::$db->sql_query($sql);
$row['user_password'] = $hash;
}
if ($row['user_login_attempts'] != 0)
{
// Successful, reset login attempts (the user passed all stages)
$sql = 'UPDATE ' . USERS_TABLE . '
SET user_login_attempts = 0
WHERE user_id = ' . $row['user_id'];
phpbb::$db->sql_query($sql);
}
// User inactive...
if ($row['user_type'] == phpbb::USER_INACTIVE || $row['user_type'] == phpbb::USER_IGNORE)
{
return array(
'status' => LOGIN_ERROR_ACTIVE,
'error_msg' => 'ACTIVE_ERROR',
'user_row' => $row,
);
}
// Successful login... set user_login_attempts to zero...
return array(
'status' => LOGIN_SUCCESS,
'error_msg' => false,
'user_row' => $row,
);
}
// Password incorrect - increase login attempts
$sql = 'UPDATE ' . USERS_TABLE . '
SET user_login_attempts = user_login_attempts + 1
WHERE user_id = ' . $row['user_id'];
phpbb::$db->sql_query($sql);
// Give status about wrong password...
return array(
'status' => LOGIN_ERROR_PASSWORD,
'error_msg' => 'LOGIN_ERROR_PASSWORD',
'user_row' => $row,
);
}
}
?>
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