/**
  * @inheritdoc
  */
 public function run()
 {
     if (!$this->phpFormat && $this->hasModel()) {
         $attribute = $this->model->{$this->attribute};
         if ($attribute instanceof DateTimeAttribute) {
             if (isset($attribute->localFormat[1])) {
                 $this->phpFormat = $attribute->localFormat[1];
             }
         }
     }
     if (!$this->phpFormat) {
         $this->phpFormat = \Yii::$app->formatter->dateFormat;
     }
     return parent::run();
 }