BgEngine.Filters.IPHostValidationAttribute.OnActionExecuting C# (CSharp) Method

        public override void OnActionExecuting(ActionExecutingContext filterContext)
        {
            string userIP = filterContext.HttpContext.Request.UserHostAddress;
            bool anyIpInBlackList =  BlackListRepository.Ips.Any(x => x == userIP);
            if (anyIpInBlackList)
            {
                throw new Exception(Resources.AppMessages.AccessDenied);
            }
            base.OnActionExecuting(filterContext);
        }