/// <summary>
/// Verifies validity of the hash response from the host. If the response is valid
/// then <see cref="TwitchAuthenticated"/> is raised.
/// </summary>
/// <param name="hash">The parsed hash data.</param>
public void SubmitTwitchVerification(TwitchHashFile hash)
{
if (this.AwaitingPlatform != SocialPlatform.Twitch)
{
// Decline the request to submit this fragment since we're not waiting for it.
return;
}
var hostState = this.State.Trim().ToLower();
var hostNonce = this.Nonce.Trim().ToLower();
var clientState = hash.State.Trim().ToLower();
var clientNonce = hash.Fragment.Nonce.Trim().ToLower();
if (!hostState.Equals(clientState) || !hostNonce.Equals(clientNonce))
{
MessageBox.Show(
"An invalid response was received at our endpoint.\n" +
"It is possible a third party is attempting to get access to your authenticated token.\n" +
"Due to the risk of this possiblity, we are forcing the application to crash.\n" +
"This will generate new state tokens for verification.\n\n", "There was a critical exception.");
Application.Exit();
}
else
{
// we've verified the response to have valid state and nonce
// thus we should update with the fragment and close the form.
this.TwitchAuthenticated?.Invoke(this, new TwitchAuthenticatedEventArgs(hash));
this.Close();
}
}
private void SubmitTwitchVerification(TwitchHashFile hash)
{
if (this.AwaitingPlatform != SocialPlatform.Twitch)
{
// Decline the request to submit this fragment since we're not waiting for it.
return;
}
var hostState = this.State.Trim().ToLower();
var hostNonce = this.Nonce.Trim().ToLower();
var clientState = hash.State.Trim().ToLower();
var clientNonce = hash.Fragment.Nonce.Trim().ToLower();
if (!hostState.Equals(clientState) || !hostNonce.Equals(clientNonce))
{
MessageBox.Show(
"An invalid response was received at our endpoint.\n" +
"It is possible a third party is attempting to get access to your authenticated token.\n" +
"Due to the risk of this possiblity, we are forcing the application to crash.\n" +
"This will generate new state tokens for verification.\n\n", "There was a critical exception.");
Application.Exit();
}
else
{
this.altAccountLabel.Visible = true;
this.altAccountNameLabel.Visible = true;
this.altAccountNameLabel.Text = Utility.GetDisplayNameFromID(this.context.API, hash.Fragment.Subject);
this.context.AlterChatbot(this.altAccountNameLabel.Text, hash.AccessToken);
Settings.Save(altTwitchSubject: hash.Fragment.Subject, altTwitchAccessToken: hash.AccessToken);
}
}
public TwitchAuthenticatedEventArgs(TwitchHashFile hash)
{
this.Hash = hash;
}
