Current File : /home/lightco1/upgrade.lightco.com.au/plugins/system/akeebaupdatecheck/akeebaupdatecheck.php
<?php
/**
* @package AkeebaBackup
* @copyright Copyright (c)2006-2017 Nicholas K. Dionysopoulos / Akeeba Ltd
* @license GNU General Public License version 3, or later
*/
use FOF30\Date\Date;
defined('_JEXEC') or die();
// PHP version check
if (!version_compare(PHP_VERSION, '5.4.0', '>='))
{
return;
}
// Why, oh why, are you people using eAccelerator? Seriously, what's wrong with you, people?!
if (function_exists('eaccelerator_info'))
{
$isBrokenCachingEnabled = true;
if (function_exists('ini_get') && !ini_get('eaccelerator.enable'))
{
$isBrokenCachingEnabled = false;
}
if ($isBrokenCachingEnabled)
{
/**
* I know that this define seems pointless since I am returning. This means that we are exiting the file and
* the plugin class isn't defined, so Joomla cannot possibly use it.
*
* LOL. That is how PHP works. Not how that OBSOLETE, BROKEN PILE OF ROTTING BYTES called eAccelerator mangles
* your code.
*
* That disgusting piece of bit rot will exit right after the return statement below BUT it will STILL define
* the class. That's right. It ignores ALL THE CODE between here and the class declaration and parses the
* class declaration o_O Therefore the only way to actually NOT load the plugin when you are using it on
* a server where an indescribable character posing as a sysadmin has installed and enabled eAccelerator is to
* define a constant and use it to return from the constructor method, therefore forcing PHP to return null
* instead of an object. This prompts Joomla to not do anything with the plugin.
*/
if (!defined('AKEEBA_EACCELERATOR_IS_SO_BORKED_IT_DOES_NOT_EVEN_RETURN'))
{
define('AKEEBA_EACCELERATOR_IS_SO_BORKED_IT_DOES_NOT_EVEN_RETURN', 3245);
}
return;
}
}
JLoader::import('joomla.application.plugin');
class plgSystemAkeebaupdatecheck extends JPlugin
{
/**
* Constructor
*
* @param object $subject The object to observe
* @param array $config An array that holds the plugin configuration
*
* @since 2.5
*/
public function __construct(& $subject, $config)
{
/**
* I know that this piece of code cannot possibly be executed since I have already returned BEFORE declaring
* the class when eAccelerator is detected. However, eAccelerator is a GINORMOUS, STINKY PILE OF BULL CRAP. The
* stupid thing will return above BUT it will also declare the class EVEN THOUGH according to how PHP works
* this part of the code should be unreachable o_O Therefore I have to define this constant and exit the
* constructor when we have already determined that this class MUST NOT be defined. Because screw you
* eAccelerator, that's why.
*/
if (defined('AKEEBA_EACCELERATOR_IS_SO_BORKED_IT_DOES_NOT_EVEN_RETURN'))
{
return;
}
parent::__construct($subject, $config);
}
public function onAfterInitialise()
{
// Make sure Akeeba Backup is installed
if (!file_exists(JPATH_ADMINISTRATOR . '/components/com_akeeba'))
{
return;
}
// Make sure Akeeba Backup is enabled
JLoader::import('joomla.application.component.helper');
if ( !JComponentHelper::isEnabled('com_akeeba'))
{
return;
}
// Load FOF. Required for the Date class.
if (!defined('FOF30_INCLUDED') && !@include_once(JPATH_LIBRARIES . '/fof30/include.php'))
{
throw new RuntimeException('FOF 3.0 is not installed', 500);
}
// Do we have to run (at most once per 3 hours)?
JLoader::import('joomla.html.parameter');
JLoader::import('joomla.application.component.helper');
$db = JFactory::getDbo();
$query = $db->getQuery(true)
->select($db->qn('lastupdate'))
->from($db->qn('#__ak_storage'))
->where($db->qn('tag') . ' = ' . $db->q('akeebaupdatecheck_lastrun'));
$last = $db->setQuery($query)->loadResult();
if (intval($last))
{
$last = new Date($last);
$last = $last->toUnix();
}
else
{
$last = 0;
}
$now = time();
if (!defined('AKEEBAUPDATECHECK_DEBUG') && (abs($now - $last) < 86400))
{
return;
}
// Use a 20% chance of running; this allows multiple concurrent page
// requests to not cause double update emails being sent out.
$random = rand(1, 5);
if (!defined('AKEEBAUPDATECHECK_DEBUG') && ($random != 3))
{
return;
}
$now = new Date($now);
// Update last run status
// If I have the time of the last run, I can update, otherwise insert
if ($last)
{
$query = $db->getQuery(true)
->update($db->qn('#__ak_storage'))
->set($db->qn('lastupdate') . ' = ' . $db->q($now->toSql()))
->where($db->qn('tag') . ' = ' . $db->q('akeebaupdatecheck_lastrun'));
}
else
{
$query = $db->getQuery(true)
->insert($db->qn('#__ak_storage'))
->columns(array($db->qn('tag'), $db->qn('lastupdate')))
->values($db->q('akeebaupdatecheck_lastrun') . ', ' . $db->q($now->toSql()));
}
try
{
$result = $db->setQuery($query)->execute();
}
catch (Exception $exc)
{
$result = false;
}
if (!$result)
{
return;
}
// Load the container
$container = FOF30\Container\Container::getInstance('com_akeeba');
/** @var \Akeeba\Backup\Admin\Model\Updates $model */
$model = $container->factory->model('Updates')->tmpInstance();
$updateInfo = $model->getUpdates();
if (!$updateInfo['hasUpdate'])
{
return;
}
$superAdmins = array();
$superAdminEmail = $this->params->get('email', '');
if (!empty($superAdminEmail))
{
$superAdmins = $this->getSuperUsers($superAdminEmail);
}
if (empty($superAdmins))
{
$superAdmins = $this->getSuperUsers();
}
if (empty($superAdmins))
{
return;
}
foreach ($superAdmins as $sa)
{
$model->sendNotificationEmail($updateInfo['version'], $sa->email);
}
}
/**
* Returns the Super Users' email information. If you provide a comma separated $email list we will check that these
* emails do belong to Super Users and that they have not blocked reception of system emails.
*
* @param null|string $email A list of Super Users to email
*
* @return array The list of Super User emails
*/
private function getSuperUsers($email = null)
{
// Get a reference to the database object
$db = JFactory::getDbo();
// Convert the email list to an array
if (!empty($email))
{
$temp = explode(',', $email);
$emails = array();
foreach ($temp as $entry)
{
$entry = trim($entry);
$emails[] = $db->q($entry);
}
$emails = array_unique($emails);
}
else
{
$emails = array();
}
// Get a list of groups which have Super User privileges
$ret = array();
// Get a list of groups with core.admin (Super User) permissions
try
{
$query = $db->getQuery(true)
->select($db->qn('rules'))
->from($db->qn('#__assets'))
->where($db->qn('parent_id') . ' = ' . $db->q(0));
$db->setQuery($query, 0, 1);
$rulesJSON = $db->loadResult();
$rules = json_decode($rulesJSON, true);
$rawGroups = $rules['core.admin'];
$groups = array();
if (empty($rawGroups))
{
return $ret;
}
foreach ($rawGroups as $g => $enabled)
{
if ($enabled)
{
$groups[] = $db->q($g);
}
}
if (empty($groups))
{
return $ret;
}
}
catch (Exception $exc)
{
return $ret;
}
// Get the user IDs of users belonging to the groups with the core.admin (Super User) privilege
try
{
$query = $db->getQuery(true)
->select($db->qn('user_id'))
->from($db->qn('#__user_usergroup_map'))
->where($db->qn('group_id') . ' IN(' . implode(',', $groups) . ')' );
$db->setQuery($query);
$rawUserIDs = $db->loadColumn(0);
if (empty($rawUserIDs))
{
return $ret;
}
$userIDs = array();
foreach ($rawUserIDs as $id)
{
$userIDs[] = $db->q($id);
}
}
catch (Exception $exc)
{
return $ret;
}
// Get the user information for the Super Users
try
{
$query = $db->getQuery(true)
->select(array(
$db->qn('id'),
$db->qn('username'),
$db->qn('email'),
))->from($db->qn('#__users'))
->where($db->qn('id') . ' IN(' . implode(',', $userIDs) . ')')
->where($db->qn('sendEmail') . ' = ' . $db->q('1'));
if (!empty($emails))
{
$query->where($db->qn('email') . 'IN(' . implode(',', $emails) . ')');
}
$db->setQuery($query);
$ret = $db->loadObjectList();
}
catch (Exception $exc)
{
return $ret;
}
return $ret;
}
}
Mini Shell