private void EnsureImageAndThumbnailExists(Image image)
{
if (!File.Exists(GetImagePath(image)) || !File.Exists(GetThumbnailPath(image)))
{
PersistImageAndThumbnail(image);
}
}
public string GetThumbnailPath(Image image)
{
var filename = GetImageFilename(image);
var thumbnailsPath = Server.MapPath("~/Content/uploads/thumbnails");
return(Path.Combine(thumbnailsPath, filename));
}
public string GetImagePath(Image image)
{
var filename = GetImageFilename(image);
var originalsPath = Server.MapPath("~/Content/uploads/originals");
return(Path.Combine(originalsPath, filename));
}
public void SavePostedImage(HttpPostedFileBase postedImage)
{
var image = new Image
{
UploadTime = DateTime.Now,
Data = new byte[postedImage.ContentLength]
};
postedImage.InputStream.Read(image.Data, 0, image.Data.Length);
imageRepository.AddOrUpdate(image);
}
private void PersistImageAndThumbnail(Image image)
{
var imagePath = GetImagePath(image);
var thumbnailPath = GetThumbnailPath(image);
using (var stream = new MemoryStream(image.Data))
using (var systemImage = SystemImage.FromStream(stream))
{
systemImage.FixRotation();
systemImage.Save(imagePath);
using (var thumbnailSystemImage = systemImage
.GetThumbnailImage(80, 80, () => false, IntPtr.Zero))
{
thumbnailSystemImage.Save(thumbnailPath);
}
}
}
public string GetThumbnailUrl(Image image)
{
return(string.Format("~/Content/uploads/thumbnails/{0}", GetImageFilename(image)));
}
public string GetImageUrl(Image image)
{
return(string.Format("~/Content/uploads/originals/{0}", GetImageFilename(image)));
}
private static string GetImageFilename(Image image)
{
return(string.Format("{0}.png", image.Id));
}
