NerdDinner.Controllers.DinnersController.My C# (CSharp) Method

        public ActionResult My()
        {
            NerdIdentity nerd = (NerdIdentity)User.Identity;
            var userDinners = from dinner in dinnerRepository.All
                              where
                                (
                                String.Equals((dinner.HostedById ?? dinner.HostedBy), nerd.Name)
                                    ||
                                dinner.RSVPs.Any(r => r.AttendeeNameId == nerd.Name || (r.AttendeeNameId == null && r.AttendeeName == nerd.Name))
                                )
                              orderby dinner.EventDate
                              select dinner;

            return View(userDinners);
        }