public static void UpdatePhotos()
{
using (var ctx = new JamieEntityModelContainer())
{
foreach (var owner in ctx.Owners)
{
var service = GetService(owner);
if (ctx.Albums.Count() > 0)
{
owner.Albums.Run(album =>
{
var googleAlbum = GetAlbum(service, album.Id);
if (googleAlbum.Updated != album.LastUpdated)
{
var query = new PhotoQuery(PicasaQuery.CreatePicasaUri(owner.Name, album.Id)) { ExtraParameters = "imgmax=1280" };
var googlePhotos = service.Query(query).Entries.Select(entry => new Google.Picasa.Photo { AtomEntry = entry }).ToArray();
var albumPhotos = album.Photos.ToArray();
albumPhotos.Run(photo =>
{
if (googlePhotos.FirstOrDefault(gPhoto => gPhoto.Id == photo.Id) != null)
return;
album.Photos.Remove(photo);
ctx.Photos.DeleteObject(photo);
});
googlePhotos.Run(photo =>
{
if (albumPhotos.FirstOrDefault(p => p.Id == photo.Id) != null || ctx.Photos.FirstOrDefault(p => p.Id == photo.Id) != null)
return;
var newPhoto = new Photo
{
Id = photo.Id,
TimeTaken = FromUnixTimeStamp(photo.Timestamp),
ThumbUri = ((PicasaEntry)photo.AtomEntry).Media.Thumbnails.Last().Url,
FullUri = photo.AtomEntry.Content.AbsoluteUri
};
album.Photos.Add(newPhoto);
});
album.LastUpdated = googleAlbum.Updated;
}
});
}
}
ctx.SaveChanges();
}
}
/// <summary>
/// Create a new Photo object.
/// </summary>
/// <param name="id">Initial value of the Id property.</param>
/// <param name="timeTaken">Initial value of the TimeTaken property.</param>
/// <param name="thumbUri">Initial value of the ThumbUri property.</param>
public static Photo CreatePhoto(global::System.String id, global::System.DateTime timeTaken, global::System.String thumbUri)
{
Photo photo = new Photo();
photo.Id = id;
photo.TimeTaken = timeTaken;
photo.ThumbUri = thumbUri;
return photo;
}
/// <summary>
/// Deprecated Method for adding a new object to the Photos EntitySet. Consider using the .Add method of the associated ObjectSet<T> property instead.
/// </summary>
public void AddToPhotos(Photo photo)
{
base.AddObject("Photos", photo);
}
