/// <summary>
/// Authorizes the specified refresh token.
/// </summary>
/// <param name="refreshToken">The refresh token.</param>
public async Task AuthorizeAsync(string refreshToken)
{
var authorizeRequest = BuildAccessTokenRequest(refreshToken);
var req = new HttpClient();
var response = await req.PostAsync(authorizeRequest.BaseUri, new FormUrlEncodedContent(authorizeRequest.Parameters));
var serializer = new OAuthMessageSerializer();
var deserializedMessage = await serializer.Read(response);
var message = deserializedMessage as AccessTokenResponse;
if (message != null)
{
CurrentAccessToken = message;
LastAccessTokenRefresh = DateTime.UtcNow;
}
var endUserAuthorizationFailedResponse = deserializedMessage as EndUserAuthorizationFailedResponse;
if (endUserAuthorizationFailedResponse != null)
{
throw new SecurityException(endUserAuthorizationFailedResponse.ErrorDescription);
}
var userAuthorizationFailedResponse = deserializedMessage as ResourceAccessFailureResponse;
if (userAuthorizationFailedResponse != null)
{
throw new SecurityException(userAuthorizationFailedResponse.ErrorDescription);
}
}
/// <summary>
/// This method parses the incoming request and creates an OAuth message from it.
/// </summary>
/// <param name="httpContext"> The current HttpContext.</param>
/// <returns>Returns the OAuth message created from the incoming request.</returns>
public virtual OAuthMessage ParseIncomingRequest(HttpContextBase httpContext)
{
if (TempData[OauthMessageKey] != null)
{
TempData.Keep(OauthMessageKey);
return(TempData[OauthMessageKey] as OAuthMessage);
}
var serializer = new OAuthMessageSerializer();
var message = serializer.Read(httpContext);
return(message);
}
private void AuthorizeWithACS(string refreshToken = null)
{
var authorizeRequest = BuildAccessTokenRequest(refreshToken);
var serializer = new OAuthMessageSerializer();
var encodedQueryFormat = serializer.GetFormEncodedQueryFormat(authorizeRequest);
HttpWebRequest httpWebRequest = WebRequest.Create(authorizeRequest.BaseUri) as HttpWebRequest;
httpWebRequest.Method = "POST";
httpWebRequest.ContentType = "application/x-www-form-urlencoded";
StreamWriter streamWriter = new StreamWriter(httpWebRequest.GetRequestStream());
streamWriter.Write(encodedQueryFormat);
streamWriter.Close();
try
{
var message =
serializer.Read(httpWebRequest.GetResponse() as HttpWebResponse) as AccessTokenResponse;
if (message != null)
{
CurrentAccessToken = message;
LastAccessTokenRefresh = DateTime.UtcNow;
}
}
catch (WebException webex)
{
var message = serializer.Read(webex.Response as HttpWebResponse);
var endUserAuthorizationFailedResponse = message as EndUserAuthorizationFailedResponse;
if (endUserAuthorizationFailedResponse != null)
{
throw new AuthenticationException(endUserAuthorizationFailedResponse.ErrorDescription);
}
var userAuthorizationFailedResponse = message as ResourceAccessFailureResponse;
if (userAuthorizationFailedResponse != null)
{
throw new AuthenticationException(userAuthorizationFailedResponse.ErrorDescription);
}
throw;
}
}
