Current File : //home1/lightco1/public_html/lightcolab.com/plugins/system/remember/remember.php
<?php
/**
* @package Joomla.Plugin
* @subpackage System.remember
*
* @copyright Copyright (C) 2005 - 2018 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
*
* @since 1.5
*/
class PlgSystemRemember extends JPlugin
{
/**
* Application object.
*
* @var JApplicationCms
* @since 3.2
*/
protected $app;
/**
* Remember me method to run onAfterInitialise
* Only purpose is to initialise the login authentication process if a cookie is present
*
* @return void
*
* @since 1.5
* @throws InvalidArgumentException
*/
public function onAfterInitialise()
{
// Get the application if not done by JPlugin. This may happen during upgrades from Joomla 2.5.
if (!$this->app)
{
$this->app = JFactory::getApplication();
}
// No remember me for admin.
if ($this->app->isClient('administrator'))
{
return;
}
// Check for a cookie if user is not logged in
if (JFactory::getUser()->get('guest'))
{
$cookieName = 'joomla_remember_me_' . JUserHelper::getShortHashedUserAgent();
// Try with old cookieName (pre 3.6.0) if not found
if (!$this->app->input->cookie->get($cookieName))
{
$cookieName = JUserHelper::getShortHashedUserAgent();
}
// Check for the cookie
if ($this->app->input->cookie->get($cookieName))
{
$this->app->login(array('username' => ''), array('silent' => true));
}
}
}
/**
* Imports the authentication plugin on user logout to make sure that the cookie is destroyed.
*
* @param array $user Holds the user data.
* @param array $options Array holding options (remember, autoregister, group).
*
* @return boolean
*/
public function onUserLogout($user, $options)
{
// No remember me for admin
if ($this->app->isClient('administrator'))
{
return true;
}
$cookieName = 'joomla_remember_me_' . JUserHelper::getShortHashedUserAgent();
// Check for the cookie
if ($this->app->input->cookie->get($cookieName))
{
// Make sure authentication group is loaded to process onUserAfterLogout event
JPluginHelper::importPlugin('authentication');
}
return true;
}
/**
* Method is called before user data is stored in the database
* Invalidate all existing remember-me cookies after a password change
*
* @param array $user Holds the old user data.
* @param boolean $isnew True if a new user is stored.
* @param array $data Holds the new user data.
*
* @return boolean
*
* @since 3.8.6
*/
public function onUserBeforeSave($user, $isnew, $data)
{
// Irrelevant on new users
if ($isnew)
{
return true;
}
// Irrelevant, because password was not changed by user
if (empty($data['password_clear']))
{
return true;
}
/*
* But now, we need to do something
* Delete all tokens for this user!
*/
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->delete('#__user_keys')
->where($db->quoteName('user_id') . ' = ' . $db->quote($user['username']));
try
{
$db->setQuery($query)->execute();
}
catch (RuntimeException $e)
{
// Log an alert for the site admin
JLog::add(
sprintf('Failed to delete cookie token for user %s with the following error: %s', $user['username'], $e->getMessage()),
JLog::WARNING,
'security'
);
}
return true;
}
}
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