Create Owin host from HttpListener

gistfile1.cs

 public static IDisposable CreateHttpListenerServer(Uri baseAddress, Func<IDictionary<string, object>, Task> appFunc)
        {

            var props = new Dictionary<string, object>();
            var address = Address.Create();
            address.Host = baseAddress.Host;
            address.Port = baseAddress.Port.ToString();
            address.Scheme = baseAddress.Scheme;
            address.Path = baseAddress.AbsolutePath;

            props["host.Addresses"] = new List<IDictionary<string, object>> { address.Dictionary };
            OwinServerFactory.Initialize(props);
            var server = OwinServerFactory.Create(appFunc, props);
            return server;
        }