public static function intervaloExiste()
 {
     $sql = "\n            SELECT\n                    *\n            FROM\n                    dia_intervalo_profesional\n            WHERE\n                    intervalo_id = " . $_POST['DiaIntervaloProfesional']['intervalo_id'] . "\n                    AND dia_id = " . $_POST['DiaIntervaloProfesional']['dia_id'] . "\n                    AND profesional_id = " . $_POST['DiaIntervaloProfesional']['profesional_id'] . " ";
     $objIntervalo = DiaIntervaloProfesional::model()->findBySql($sql);
     if (isset($objIntervalo)) {
         return true;
     } else {
         return false;
     }
 }
 /**
  * Returns the data model based on the primary key given in the GET variable.
  * If the data model is not found, an HTTP exception will be raised.
  * @param integer $id the ID of the model to be loaded
  * @return DiaIntervaloProfesional the loaded model
  * @throws CHttpException
  */
 public function loadModel($id)
 {
     $model = DiaIntervaloProfesional::model()->findByPk($id);
     if ($model === null) {
         throw new CHttpException(404, 'The requested page does not exist.');
     }
     return $model;
 }