public ResponseToken GetAccessToken(string consumerKey, string consumerSecret, string requestToken, string verifier)
{
if (string.IsNullOrEmpty(consumerKey))
{
throw new ArgumentNullException("consumerKey");
}
if (string.IsNullOrEmpty(consumerSecret))
{
throw new ArgumentNullException("consumerSecret");
}
if (string.IsNullOrEmpty(requestToken))
{
throw new ArgumentNullException("requestToken");
}
WebRequestUtility builder = new WebRequestUtility("Twitter API",
new Uri("https://api.twitter.com/oauth/access_token"),
HttpVerb.Get,
new AccessTokens{ ConsumerKey = consumerKey, ConsumerSecret = consumerSecret },
false);
if (!string.IsNullOrEmpty(verifier))
{
builder.Parameters.Add("oauth_verifier", verifier);
}
builder.Parameters.Add("oauth_token", requestToken);
string responseBody;
try
{
HttpWebResponse webResponse = builder.ExecuteRequest();
responseBody = new StreamReader(webResponse.GetResponseStream()).ReadToEnd();
}
catch (WebException wex)
{
throw new ArgumentException(wex.Message, wex);
}
var response = new ResponseToken
{
Token = Regex.Match(responseBody, @"oauth_token=([^&]+)").Groups[1].Value,
TokenSecret = Regex.Match(responseBody, @"oauth_token_secret=([^&]+)").Groups[1].Value,
UserId = long.Parse(Regex.Match(responseBody, @"user_id=([^&]+)").Groups[1].Value,CultureInfo.CurrentCulture),
ScreenName = Regex.Match(responseBody, @"screen_name=([^&]+)").Groups[1].Value
};
return response;
}
public ResponseToken GetRequestToken(string consumerKey, string consumerSecret, string callbackAddress)
{
if (string.IsNullOrEmpty(consumerKey))
{
throw new ArgumentNullException("consumerKey");
}
if (string.IsNullOrEmpty(consumerSecret))
{
throw new ArgumentNullException("consumerSecret");
}
if (string.IsNullOrEmpty(callbackAddress))
{
throw new ArgumentNullException("callbackAddress", @"You must always provide a callback url when obtaining a request token. For PIN-based authentication, use ""oob"" as the callback url.");
}
var builder = new WebRequestUtility("Twitter API",
new Uri("https://api.twitter.com/oauth/request_token"),
HttpVerb.Post,
new AccessTokens { ConsumerKey = consumerKey, ConsumerSecret = consumerSecret },
false,
"");
if (!string.IsNullOrEmpty(callbackAddress))
{
builder.Parameters.Add("oauth_callback", callbackAddress);
}
string responseBody = null;
try
{
HttpWebResponse webResponse = builder.ExecuteRequest();
Stream responseStream = webResponse.GetResponseStream();
if (responseStream != null) responseBody = new StreamReader(responseStream).ReadToEnd();
}
catch (WebException wex)
{
throw new ArgumentException(wex.Message, wex);
}
return new ResponseToken
{
Token = QueryString.Parse("oauth_token", responseBody),
TokenSecret = QueryString.Parse("oauth_token_secret", responseBody),
VerificationString = QueryString.Parse("oauth_verifier", responseBody)
};
}