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));
}
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));
}
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));
}