/** * Updates an extension * * @param $extensionId */ public function doUpdate($extensionId) { require JPATH_BASE . '/administrator/components/com_installer/models/update.php'; $model = new InstallerModelUpdate(); if ($res = $model->update(array($extensionId))) { $cache = JFactory::getCache('mod_menu'); $cache->clean(); } return $model->getState('result'); }