/**
  * Get sell price formula type displayed value
  * @param RedBeanModel $data
  * @param string $attribute
  * @return string
  */
 public static function getSellPriceFormulaType($data, $attribute)
 {
     $dataArray = SellPriceFormula::getTypeDropDownArray();
     return $dataArray[$data->getModel($attribute)->sellPriceFormula->type];
 }