protected override Task ApplyResponseChallengeAsync()
{
if (Response.StatusCode != 401)
{
return(Task.FromResult <object>(null));
}
AuthenticationResponseChallenge challenge = Helper.LookupChallenge(Options.AuthenticationType, Options.AuthenticationMode);
if (challenge != null)
{
string baseUri = Request.Scheme + Uri.SchemeDelimiter + Request.Host + Request.PathBase;
string currentUri = baseUri + Request.Path + Request.QueryString;
string redirectUri = baseUri + Options.CallbackPath;
AuthenticationProperties extra = challenge.Properties;
if (string.IsNullOrEmpty(extra.RedirectUri))
{
extra.RedirectUri = currentUri;
}
string state = Options.StateDataFormat.Protect(extra);
var authorizationEndpoint = ConstructFullAuthorizationUri(redirectUri);
var redirectContext = new IFOAuthRedirectContext(Context, Options, extra, authorizationEndpoint);
Options.Provider.ApplyRedirect(redirectContext);
}
return(Task.FromResult <object>(null));
}
/// <summary>
/// Called when a Challenge causes a redirect to the authorize endpoint
/// </summary>
public virtual void ApplyRedirect(IFOAuthRedirectContext context)
{
OnApplyRedirect(context);
}