public ActionResult Attachments(string EventID)
        {
            getSharePointData();
            ViewBag.Title         = "Contoso Events Attachments";
            ViewBag.DatabaseCheck = checkDB();
            ViewBag.CalendarCheck = eVentCalendarExists;
            ViewBag.IsSiteOwner   = isSiteOwner;
            ViewBag.IsCoordinator = isCoordinator(EventID);
            Models.EventData eventData = new Models.EventData();
            List <Models.EventAttachment> AttachmentItems = eventData.Attachments(EventID);

            ViewBag.EventID         = EventID;
            ViewBag.AttachmentItems = AttachmentItems;
            ViewBag.SPContextUrl    = SharePointContext.GetSPHostUrl(HttpContext.Request).AbsoluteUri;
            return(View());
        }