public ActionResult Edit(int?id, TrackEdit newItem)
{
// Validate the input
if (!ModelState.IsValid)
{
// Our "version 1" approach is to display the "edit form" again
return(RedirectToAction("edit", new { id = newItem.Id }));
}
if (id.GetValueOrDefault() != newItem.Id)
{
// This appears to be data tampering, so redirect the user away
return(RedirectToAction("index"));
}
// Attempt to do the update
var editedItem = m.TrackEdit(newItem);
editedItem.AudioUpload = newItem.AudioUpload;
if (editedItem == null)
{
return(View(newItem));
}
else
{
return(RedirectToAction("../Track/Details", new { id = editedItem.Id }));
}
}
public TrackWithDetail TrackEdit(TrackEdit newItem)
{
var addedItem = ds.Tracks.SingleOrDefault(x => x.Id == newItem.Id);
byte[] audioBytes = new byte[newItem.AudioUpload.ContentLength];
newItem.AudioUpload.InputStream.Read(audioBytes, 0, newItem.AudioUpload.ContentLength);
addedItem.Audio = audioBytes;
addedItem.AudioContentType = newItem.AudioUpload.ContentType;
if (addedItem == null)
{
return(null);
}
else
{
ds.SaveChanges();
return(mapper.Map <Track, TrackWithDetail>(addedItem));
}
}