public void RemoveTags(string photoId, Tag[] tags) { var context = new PhotoAlbumDataContext(); foreach (var tag in tags) { var photoTag = new PhotoTagRow(photoId, tag.Name); context.AttachTo(PhotoAlbumDataContext.PhotoTagTable, photoTag, "*"); context.DeleteObject(photoTag); } try { // continue trying to delete, even if not found context.SaveChanges(SaveChangesOptions.ContinueOnError); } catch (DataServiceRequestException ex) { foreach (var resp in ex.Response) { // to be more robust, we will ignore 404 errors when // the entity might have already been deleted (due to an // incomplete operation earliet). if (resp.StatusCode != (int)HttpStatusCode.NotFound && resp.StatusCode != (int)HttpStatusCode.OK) { throw; } } } }
public void Delete(Photo photo) { var context = new PhotoAlbumDataContext(); var photoRow = new PhotoRow(photo); context.AttachTo(PhotoAlbumDataContext.PhotoTable, photoRow, "*"); context.DeleteObject(photoRow); context.SaveChanges(); // tell the worker role to clean up blobs and tags this.SendToQueue( Constants.PhotoCleanupQueue, string.Format(CultureInfo.InvariantCulture, "{0}|{1}|{2}|{3}|{4}|{5}", photo.PhotoId, photo.Owner, photo.Url, photo.RawTags, photo.ThumbnailUrl, photo.AlbumId)); }
public void DeleteAlbum(string albumName, string owner) { var context = new PhotoAlbumDataContext(); // find the album by name and owner (we don't pass in ugly GUIDs for direct access var album = context.Albums .Where(a => a.AlbumId == albumName && a.PartitionKey == owner.ToLowerInvariant()).AsTableServiceQuery() .Single(); context.DeleteObject(album); context.SaveChanges(); // tell the worker role to clean up blobs and tags this.SendToQueue( Constants.AlbumCleanupQueue, string.Format(CultureInfo.InvariantCulture, "{0}|{1}", owner, album.AlbumId)); }