protected virtual bool DoGetAccessToken()
{
// Fire the OnBeforeGetAccessToken event
PreAccessTokenRequestEventArgs preArgs = new PreAccessTokenRequestEventArgs(
this.Service.AccessTokenUrl,
this.Service.AccessTokenEndPoint.HttpMethod,
this.RequestToken,
this.RequestTokenVerifier);
if (this.OnBeforeGetAccessToken != null)
{
this.OnBeforeGetAccessToken(this, preArgs);
}
// Create and sign the request
OAuthParameters authParams = this.CreateOAuthParameters(null);
authParams.Verifier = preArgs.Verifier;
// We don't have a verifier so something has gone wrong in the process.
if (string.IsNullOrEmpty(authParams.Verifier))
{
return(false);
}
this.SignParameters(preArgs.RequestUri, preArgs.HttpMethod, authParams, this.RequestToken);
HttpWebRequest request = this.CreateRequest(
preArgs.RequestUri,
authParams,
preArgs.HttpMethod,
preArgs.HttpMethod == "POST" ? Constants.HttpPostUrlEncodedContentType : String.Empty,
null);
HttpWebResponse response = null;
OAuthParameters responseParameters = null;
// Get the service provider response
try
{
response = (HttpWebResponse)request.GetResponse();
// Parse the parameters and re-throw any OAuthRequestException from the service provider
responseParameters = OAuthParameters.Parse(response);
OAuthRequestException.TryRethrow(responseParameters);
}
catch (WebException e)
{
// Parse the parameters and re-throw any OAuthRequestException from the service provider
responseParameters = OAuthParameters.Parse(e.Response as HttpWebResponse);
OAuthRequestException.TryRethrow(responseParameters);
// If no OAuthRequestException, rethrow the WebException
throw;
}
// Store the access token
this.AccessToken = new OAuthToken(
TokenType.Access,
responseParameters.Token,
responseParameters.TokenSecret,
this.Service.Consumer);
// Fire the OnReceiveAccessToken event
AccessTokenReceivedEventArgs responseArgs = new AccessTokenReceivedEventArgs(
this.RequestToken,
this.AccessToken,
responseParameters.AdditionalParameters);
if (this.OnReceiveAccessToken != null)
{
this.OnReceiveAccessToken(this, responseArgs);
}
return(true);
}
protected virtual bool DoGetAccessToken()
{
// Fire the OnBeforeGetAccessToken event
PreAccessTokenRequestEventArgs preArgs = new PreAccessTokenRequestEventArgs(
this.Service.AccessTokenUrl,
this.Service.AccessTokenEndPoint.HttpMethod,
this.RequestToken,
this.RequestTokenVerifier);
if (this.OnBeforeGetAccessToken != null)
this.OnBeforeGetAccessToken(this, preArgs);
// Create and sign the request
OAuthParameters authParams = this.CreateOAuthParameters(null);
authParams.Verifier = preArgs.Verifier;
// We don't have a verifier so something has gone wrong in the process.
if (string.IsNullOrEmpty(authParams.Verifier))
return false;
this.SignParameters(preArgs.RequestUri, preArgs.HttpMethod, authParams, this.RequestToken);
HttpWebRequest request = this.CreateRequest(
preArgs.RequestUri,
authParams,
preArgs.HttpMethod,
preArgs.HttpMethod == "POST" ? Constants.HttpPostUrlEncodedContentType : String.Empty,
null);
HttpWebResponse response = null;
OAuthParameters responseParameters = null;
// Get the service provider response
try
{
response = (HttpWebResponse)request.GetResponse();
// Parse the parameters and re-throw any OAuthRequestException from the service provider
responseParameters = OAuthParameters.Parse(response);
OAuthRequestException.TryRethrow(responseParameters);
}
catch (WebException e)
{
// Parse the parameters and re-throw any OAuthRequestException from the service provider
responseParameters = OAuthParameters.Parse(e.Response as HttpWebResponse);
OAuthRequestException.TryRethrow(responseParameters);
// If no OAuthRequestException, rethrow the WebException
throw;
}
// Store the access token
this.AccessToken = new OAuthToken(
TokenType.Access,
responseParameters.Token,
responseParameters.TokenSecret,
this.Service.Consumer);
// Fire the OnReceiveAccessToken event
AccessTokenReceivedEventArgs responseArgs = new AccessTokenReceivedEventArgs(
this.RequestToken,
this.AccessToken,
responseParameters.AdditionalParameters);
if (this.OnReceiveAccessToken != null)
this.OnReceiveAccessToken(this, responseArgs);
return true;
}