AppHarbor.TransformTester.RequireHttpsAttribute.OnAuthorization C# (CSharp) Method

        public override void OnAuthorization(AuthorizationContext filterContext)
        {
            if (filterContext == null)
            {
                throw new ArgumentNullException("filterContext");
            }

            if (filterContext.HttpContext.Request.IsSecureConnection)
            {
                return;
            }

            if (string.Equals(filterContext.HttpContext.Request.Headers["X-Forwarded-Proto"],
                "https",
                StringComparison.InvariantCultureIgnoreCase))
            {
                return;
            }

            if (filterContext.HttpContext.Request.IsLocal)
            {
                return;
            }

            HandleNonHttpsRequest(filterContext);
        }