gistfile1.cs

	public class WcfApplicationContext: IApplicationContext
	{
		private readonly IRepository<User> userRepository;

		public WcfApplicationContext(IRepository<User> userRepository)
		{
			this.userRepository = userRepository;
		}

		public User CurrentUser
		{
			get
			{
				var identity = OperationContext.Current.ServiceSecurityContext.PrimaryIdentity;
				if (!identity.IsAuthenticated || string.IsNullOrEmpty(identity.Name))
				{
					return null;
				}
				return userRepository.Get(x => x.UserName == identity.Name);
			}
		}
	}