void LoginToFacebook(bool allowCancel)
{
IOAuthClient.IOAuthClient auth = new PlatformOAuthClient();
auth.New(dialog,
"temporaryKey",
clientId: "App ID from https://developers.facebook.com/apps",
scope: "",
authorizeUrl: new Uri("https://m.facebook.com/dialog/oauth/"),
redirectUrl: new Uri("http://www.facebook.com/connect/login_success.html"));
auth.AllowCancel = allowCancel;
// If authorization succeeds or is canceled, .Completed will be fired.
auth.Completed += (s, e) =>
{
// We presented the UI, so it's up to us to dismiss it.
dialog.DismissViewController(true, null);
if (!e.IsAuthenticated)
{
facebookStatus.Caption = "Not authorized";
dialog.ReloadData();
return;
}
// Now that we're logged in, make a OAuth2 request to get the user's info.
var request = auth.CreateRequest("GET", new Uri("https://graph.facebook.com/me"), null, e.Account);
request.GetResponseAsync().ContinueWith(t =>
{
if (t.IsFaulted)
{
facebookStatus.Caption = "Error: " + t.Exception.InnerException.Message;
}
else if (t.IsCanceled)
{
facebookStatus.Caption = "Canceled";
}
else
{
var obj = JsonValue.Parse(t.Result.GetResponseText());
facebookStatus.Caption = "Logged in as " + obj["name"];
}
dialog.ReloadData();
}, uiScheduler);
};
auth.Start("Facebook login");
}
void Login(bool allowCancel)
{
IOAuthClient auth = new PlatformOAuthClient();
auth.New(this,
"temporaryKey",
"<client_id>",
"<client_secret>",
"",
new Uri("<authorization_uri>"),
new Uri("<redirect_uri>"),
new Uri("<token_uri>"));
auth.AllowCancel = true;
auth.Error += (s, ee) =>
{
var builder = new AlertDialog.Builder(this);
builder.SetMessage(ee.Message);
builder.SetPositiveButton("Ok", (o, e) => { });
builder.Create().Show();
return;
};
// If authorization succeeds or is canceled, .Completed will be fired.
auth.Completed += (s, ee) =>
{
if (!ee.IsAuthenticated)
{
var builder = new AlertDialog.Builder(this);
builder.SetMessage("Not Authenticated");
builder.SetPositiveButton("Ok", (o, e) => { });
builder.Create().Show();
return;
}
else
{
var builder = new AlertDialog.Builder(this);
builder.SetMessage("Authenticated, well done");
builder.SetPositiveButton("Ok", (o, e) => { });
builder.Create().Show();
return;
}
};
auth.Start("Xamarin.Auth login");
}
private void btnLogin_Click(object sender, RoutedEventArgs e)
{
ServicePointManager.SecurityProtocol = SecurityProtocolType.Tls | SecurityProtocolType.Tls11 | SecurityProtocolType.Tls12;
IOAuthClient auth = new PlatformOAuthClient();
auth.New(this,
"temporaryKey",
clientId: "<ClientID>",
scope: "<scope>",
authorizeUrl: new Uri("<AuthorizeUrl>"),
redirectUrl: new Uri("<RedirectUrl>"));
auth.AllowCancel = true;
//auth.Error += (s, ee) =>
//{
// Console.WriteLine(ee.Message);
//};
// If authorization succeeds or is canceled, .Completed will be fired.
auth.Completed += (s, ee) =>
{
if (!ee.IsAuthenticated)
{
MessageBox.Show("Not Authenticated");
return;
}
else
{
MessageBox.Show("Authenticated, well done");
return;
}
};
auth.Start("Login");
}
