Joomla : Frontend pagination pass variable values

gistfile1.txt

<?php
$listOrder=$this->escape($this->state->get('list.ordering'));
$orderDirn=$this->escape($this->state->get('list.direction'));
$app    =JFactory::getApplication();
$router =$app->getRouter();
$router->setVar( 'filter_order',$listOrder);
$router->setVar( 'filter_order_Dir',$orderDirn);
$router->setVar( 'view','bookings');
?>