Current File : /home/admin/domains/happytokorea.com/public_html_bk/happy2/plugins/system/remember/remember.php
<?php
/**
* @copyright Copyright (C) 2005 - 2013 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE.txt
*/
defined('_JEXEC') or die;
/**
* Joomla! System Remember Me Plugin
*
* @package Joomla.Plugin
* @subpackage System.remember
*/
class plgSystemRemember extends JPlugin
{
function onAfterInitialise()
{
$app = JFactory::getApplication();
// No remember me for admin
if ($app->isAdmin()) {
return;
}
$user = JFactory::getUser();
if ($user->get('guest'))
{
$hash = JApplication::getHash('JLOGIN_REMEMBER');
if ($str = JRequest::getString($hash, '', 'cookie', JREQUEST_ALLOWRAW | JREQUEST_NOTRIM))
{
jimport('joomla.utilities.simplecrypt');
$credentials = array();
$goodCookie = true;
$filter = JFilterInput::getInstance();
// Create the encryption key, apply extra hardening using the user agent string.
// Since we're decoding, no UA validity check is required.
$privateKey = JApplication::getHash(@$_SERVER['HTTP_USER_AGENT']);
$key = new JCryptKey('simple', $privateKey, $privateKey);
$crypt = new JCrypt(new JCryptCipherSimple, $key);
try
{
$str = $crypt->decrypt($str);
if (!is_string($str))
{
throw new Exception('Decoded cookie is not a string.');
}
$cookieData = json_decode($str);
if (null === $cookieData)
{
throw new Exception('JSON could not be docoded.');
}
if (!is_object($cookieData))
{
throw new Exception('Decoded JSON is not an object.');
}
// json_decoded cookie could be any object structure, so make sure the
// credentials are well structured and only have user and password.
if (isset($cookieData->username) && is_string($cookieData->username))
{
$credentials['username'] = $filter->clean($cookieData->username, 'username');
}
else
{
throw new Exception('Malformed username.');
}
if (isset($cookieData->password) && is_string($cookieData->password))
{
$credentials['password'] = $filter->clean($cookieData->password, 'string');
}
else
{
throw new Exception('Malformed password.');
}
$return = $app->login($credentials, array('silent' => true));
if (!$return)
{
throw new Exception('Log-in failed.');
}
}
catch (Exception $e)
{
$config = JFactory::getConfig();
$cookie_domain = $config->get('cookie_domain', '');
$cookie_path = $config->get('cookie_path', '/');
// Clear the remember me cookie
setcookie(
JApplication::getHash('JLOGIN_REMEMBER'), false, time() - 86400,
$cookie_path, $cookie_domain
);
JLog::add('A remember me cookie was unset for the following reason: ' . $e->getMessage(), JLog::WARNING, 'security');
}
}
}
}
}