public override object Authenticate(IServiceBase authService, IAuthSession session, Auth request)
{
var tokens = this.Init(authService, ref session, request);
var authServer = new AuthorizationServerDescription { AuthorizationEndpoint = new Uri(this.AuthorizeUrl), TokenEndpoint = new Uri(this.AccessTokenUrl) };
var authClient = new WebServerClient(authServer, this.ConsumerKey, ClientCredentialApplicator.PostParameter(this.ConsumerSecret));
IAuthorizationState authState;
try
{
authState = authClient.ProcessUserAuthorization();
//authState = authClient.ProcessUserAuthorization(new HttpRequestWrapper(HttpContext.Current.Request));
}
catch (ProtocolException ex)
{
Log.Error("Failed to login to {0}".Fmt(this.Provider), ex);
return authService.Redirect(session.ReferrerUrl.AddHashParam("f", "ProcessUserAuthorization"));
}
if (authState == null)
{
try
{
var authReq = authClient.PrepareRequestUserAuthorization(this.Scopes, new Uri(this.CallbackUrl));
var authContentType = authReq.Headers[HttpHeaders.ContentType];
var httpResult = new HttpResult(authReq.ResponseStream, authContentType) { StatusCode = authReq.Status, StatusDescription = "Moved Temporarily" };
foreach (string header in authReq.Headers)
{
httpResult.Headers[header] = authReq.Headers[header];
}
foreach (string name in authReq.Cookies)
{
var cookie = authReq.Cookies[name];
if (cookie != null)
{
httpResult.SetSessionCookie(name, cookie.Value, cookie.Path);
}
}
authService.SaveSession(session, this.SessionExpiry);
return httpResult;
}
catch (ProtocolException ex)
{
Log.Error("Failed to login to {0}".Fmt(this.Provider), ex);
return authService.Redirect(session.ReferrerUrl.AddHashParam("f", "Unknown"));
}
}
var accessToken = authState.AccessToken;
if (accessToken != null)
{
try
{
tokens.AccessToken = accessToken;
tokens.RefreshToken = authState.RefreshToken;
tokens.RefreshTokenExpiry = authState.AccessTokenExpirationUtc;
session.IsAuthenticated = true;
var authInfo = this.CreateAuthInfo(accessToken);
this.OnAuthenticated(authService, session, tokens, authInfo);
return authService.Redirect(session.ReferrerUrl.AddHashParam("s", "1"));
}
catch (WebException we)
{
var statusCode = ((HttpWebResponse)we.Response).StatusCode;
if (statusCode == HttpStatusCode.BadRequest)
{
return authService.Redirect(session.ReferrerUrl.AddHashParam("f", "AccessTokenFailed"));
}
}
}
return authService.Redirect(session.ReferrerUrl.AddHashParam("f", "RequestTokenFailed"));
}
