private void SaveImage(long id, HttpPostedFileBase file)
{
if (file != null)
{
try
{
string[] allowedMimeTypes = GlobalConfig.Get().AllowMimeType.Split(new[] { ';' }, StringSplitOptions.RemoveEmptyEntries);
if (allowedMimeTypes.Contains(file.ContentType.ToLower()))
{
Image image = Image.FromStream(file.InputStream);
string imagePath = HttpContext.Current.Request.MapPath(GlobalConfig.Get().ImagePath);
string imageName = String.Format("img_{0}.png", id);
//save to file system
image.Save(String.Format("{0}{1}", imagePath, imageName), System.Drawing.Imaging.ImageFormat.Png);
//update the database
BookRepository bRepo = new BookRepository(_dal);
long ret = bRepo.SetImage(id, imageName);
if(ret == 0)
throw new Exception("Book was not updated");
}
else
{
throw new Exception("The image format is not allowed.");
}
}
catch (Exception ex)
{
log.Fatal(ex);
throw;
}
}
}
public void RemoveImage(long id)
{
BookRepository bRepo = new BookRepository(_dal);
Book book = bRepo.Get(id);
if(book == null)
throw new HttpException(404, "Ressource not found");
if(String.IsNullOrEmpty(book.image))
throw new HttpException(404, "Book doesn't contain an image");
try
{
long ret = bRepo.SetImage(id, null);
if(ret == 0)
throw new Exception("Book was not updated.");
}
catch(Exception ex)
{
log.Error(ex);
throw;
}
}