public function checkInputBDE($trackingId)
 {
     // load parameters
     $confFile = './protected/pages/components/timuxuser/config.xml';
     if (file_exists($confFile)) {
         $config = new TApplicationConfiguration();
         $config->loadFromFile($confFile);
         $param = new TMap();
         foreach ($config->getParameters() as $id => $parameter) {
             if (is_array($parameter)) {
                 $component = Prado::createComponent($parameter[0]);
                 foreach ($parameter[1] as $name => $value) {
                     $component->setSubProperty($name, $value);
                 }
                 $param->add($id, $component);
             } else {
                 $param->add($id, $parameter);
             }
         }
     } else {
         $param = Prado::getApplication()->getParameters();
     }
     $computation2 = $param['computation2'];
     if ($computation2 != '') {
         Prado::using('horux.pages.components.timuxuser.' . $computation2);
         if (class_exists($computation2)) {
             $extend = new $computation2();
             if ($extend) {
                 return $extend->checkInputBDE($trackingId);
             }
         }
     }
     return true;
 }