public static void ValidateImageFile(this HttpPostedFileBase file) { if (!file.ValidMinimumImageSize()) { //Får fixa error meddelande här throw new ArgumentException($"The Image file must be bigger than {ImageMinimumBytes} bytes."); } if (!file.ValidMaximumImageSize()) { //Får fixa error meddelande här throw new ArgumentException($"The Image file must be smaller than {ImageMaximumBytes/(1024*1024)} MB."); } if (!file.ImageFile()) { //Får fixa error meddelande här throw new ArgumentException($"You uploaded a file that was not an image."); } }