async void HandleCallback(string url)
{
await safari.DismissViewControllerAsync(true);
var result = await _client.ValidateResponseAsync(url, _state);
var sb = new StringBuilder(128);
foreach (var claim in result.Claims)
{
sb.AppendFormat("{0}: {1}\n", claim.Type, claim.Value);
}
sb.AppendFormat("\n{0}: {1}\n", "refresh token", result.RefreshToken);
sb.AppendFormat("\n{0}: {1}\n", "access token", result.AccessToken);
OutputTextView.Text = sb.ToString();
_apiClient = new HttpClient(result.Handler);
_apiClient.BaseAddress = new Uri("https://demo.identityserver.io/api/");
}
private async void SignIn()
{
// create a redirect URI using an available port on the loopback address.
string redirectUri = string.Format("http://127.0.0.1:7890/");
Console.WriteLine("redirect URI: " + redirectUri);
// create an HttpListener to listen for requests on that redirect URI.
var http = new HttpListener();
http.Prefixes.Add(redirectUri);
Console.WriteLine("Listening..");
http.Start();
var options = new OidcClientOptions(
"https://demo.identityserver.io",
"native",
"secret",
"openid profile api",
redirectUri)
{
UseFormPost = true,
Style = OidcClientOptions.AuthenticationStyle.Hybrid
};
var client = new OidcClient(options);
var state = await client.PrepareLoginAsync();
Console.WriteLine($"Start URL: {state.StartUrl}");
// open system browser to start authentication
Process.Start(state.StartUrl);
// wait for the authorization response.
var context = await http.GetContextAsync();
var formData = GetRequestPostData(context.Request);
// Brings the Console to Focus.
BringConsoleToFront();
// sends an HTTP response to the browser.
var response = context.Response;
string responseString = string.Format("<html><head><meta http-equiv='refresh' content='10;url=https://demo.identityserver.io'></head><body>Please return to the app.</body></html>");
var buffer = Encoding.UTF8.GetBytes(responseString);
response.ContentLength64 = buffer.Length;
var responseOutput = response.OutputStream;
await responseOutput.WriteAsync(buffer, 0, buffer.Length);
responseOutput.Close();
Console.WriteLine($"Form Data: {formData}");
var result = await client.ValidateResponseAsync(formData, state);
if (result.Success)
{
Console.WriteLine("\n\nClaims:");
foreach (var claim in result.Claims)
{
Console.WriteLine("{0}: {1}", claim.Type, claim.Value);
}
Console.WriteLine();
Console.WriteLine("Access token:\n{0}", result.AccessToken);
if (!string.IsNullOrWhiteSpace(result.RefreshToken))
{
Console.WriteLine("Refresh token:\n{0}", result.RefreshToken);
}
}
else
{
Console.WriteLine("\n\nError:\n{0}", result.Error);
}
http.Stop();
}