public function afterFind()
 {
     $this->id_cor = Cor::findOne($this->id_cor)->nome;
     $this->id_tipo_combustivel = TipoCombustivel::findOne($this->id_tipo_combustivel)->nome;
     $this->id_modelo = Modelo::findOne($this->id_modelo)->nome;
     switch ($this->status) {
         case '1':
             $this->status = 'Leiloado';
             break;
         case '2':
             $this->status = 'Disponível';
             break;
         case '3':
             $this->status = 'Alocado';
             break;
     }
 }
 /**
  * Finds the Modelo model based on its primary key value.
  * If the model is not found, a 404 HTTP exception will be thrown.
  * @param integer $id
  * @return Modelo the loaded model
  * @throws NotFoundHttpException if the model cannot be found
  */
 protected function findModel($id)
 {
     if (($model = Modelo::findOne($id)) !== null) {
         return $model;
     } else {
         throw new NotFoundHttpException('The requested page does not exist.');
     }
 }