public IHttpActionResult UpdateItem() { var itemModel = new JavaScriptSerializer().Deserialize <ItemModel>(HttpContext.Current.Request.Form.Get(0)); var itemDto = Mapper.Map <ItemDTO>(itemModel); if (itemModel.IsImageChange) { if (!HttpContext.Current.Request.Files.AllKeys.Any()) { throw new ValidationException(ErrorCodes.EmptyItemImage); } var httpPostedFile = HttpContext.Current.Request.Files["file"]; if (httpPostedFile == null) { throw new ValidationException(ErrorCodes.EmptyCategoryImage); } if (httpPostedFile.ContentLength > 2 * 1024 * 1000) { throw new ValidationException(ErrorCodes.ImageExceedSize); } if (Path.GetExtension(httpPostedFile.FileName).ToLower() != ".jpg" && Path.GetExtension(httpPostedFile.FileName).ToLower() != ".png" && Path.GetExtension(httpPostedFile.FileName).ToLower() != ".jpeg") { throw new ValidationException(ErrorCodes.InvalidImageType); } //restaurantDto.Image = (MemoryStream) restaurant.Image.InputStream; itemDto.Image = new MemoryStream(); httpPostedFile.InputStream.CopyTo(itemDto.Image); } if (itemModel.IsImage2Change) { if (!HttpContext.Current.Request.Files.AllKeys.Any()) { throw new ValidationException(ErrorCodes.EmptyItemImage); } var httpPostedFile2 = HttpContext.Current.Request.Files["file2"]; if (httpPostedFile2 == null) { throw new ValidationException(ErrorCodes.EmptyCategoryImage); } if (httpPostedFile2.ContentLength > 2 * 1024 * 1000) { throw new ValidationException(ErrorCodes.ImageExceedSize); } if (Path.GetExtension(httpPostedFile2.FileName).ToLower() != ".jpg" && Path.GetExtension(httpPostedFile2.FileName).ToLower() != ".png" && Path.GetExtension(httpPostedFile2.FileName).ToLower() != ".jpeg") { throw new ValidationException(ErrorCodes.InvalidImageType); } //restaurantDto.Image = (MemoryStream) restaurant.Image.InputStream; itemDto.Image2 = new MemoryStream(); httpPostedFile2.InputStream.CopyTo(itemDto.Image2); } if (itemModel.IsImage3Change) { if (!HttpContext.Current.Request.Files.AllKeys.Any()) { throw new ValidationException(ErrorCodes.EmptyItemImage); } var httpPostedFile3 = HttpContext.Current.Request.Files["file3"]; if (httpPostedFile3 == null) { throw new ValidationException(ErrorCodes.EmptyCategoryImage); } if (httpPostedFile3.ContentLength > 2 * 1024 * 1000) { throw new ValidationException(ErrorCodes.ImageExceedSize); } if (Path.GetExtension(httpPostedFile3.FileName).ToLower() != ".jpg" && Path.GetExtension(httpPostedFile3.FileName).ToLower() != ".png" && Path.GetExtension(httpPostedFile3.FileName).ToLower() != ".jpeg") { throw new ValidationException(ErrorCodes.InvalidImageType); } //restaurantDto.Image = (MemoryStream) restaurant.Image.InputStream; itemDto.Image3 = new MemoryStream(); httpPostedFile3.InputStream.CopyTo(itemDto.Image3); } _itemFacade.UpdateItem(itemDto, HostingEnvironment.MapPath("~/Images/")); return(Ok()); }