<?php
if (JFactory::getUser()->authorise('core.manage', 'com_smartslider3')) {
  if (!isset($_GET['keepalive'])){
      if (!class_exists('plgSystemNextendSmartslider3')) {
          require_once(JPATH_PLUGINS . '/system/nextendsmartslider3/nextendsmartslider3.php');
          if (class_exists('JEventDispatcher', false)) {
              $dispatcher = JEventDispatcher::getInstance();
          } else {
              $dispatcher = JDispatcher::getInstance();
          }
          $plugin = JPluginHelper::getPlugin('system', 'nextendsmartslider3');
          new plgSystemNextendSmartslider3($dispatcher, (array)($plugin));
      }
      
      jimport("nextend2.nextend.joomla.library");
      $smartSliderBackend = N2Base::getApplication("smartslider")
                                  ->getApplicationType('backend');
  
      if (N2Settings::get('n2_ss3_version') != N2SS3::$version) {
          $smartSliderBackend->render(array(
              "controller" => "install",
              "action"     => "index",
              "useRequest" => false
          ), array(true));
      }
  
      $smartSliderBackend->render(array(
          "controller" => "sliders",
          "action"     => "index"
      ));
      ?>
      <script>
      function __keepalive() {
        n2.get('<?php echo JURI::current();?>?option=com_smartslider3&keepalive=1', function(data) {
          setTimeout(__keepalive, 300000);
        });
      };
      setTimeout(__keepalive, 300000);
      </script>
      <?php
      n2_exit();
    }
} else {
    return JError::raiseWarning(404, JText::_('JERROR_ALERTNOAUTHOR'));
}