public void Authenticate( OauthAuthorization authorization)
{
logger.Debug("Authenticating twitter client");
this.authorization = authorization;
string encodedKey = EncodeConsumerKeyAndSecret(authorization.ConsumerKey,authorization.ConsumerSecret);
// create request
var keyValuePair = new KeyValuePair<string, string>("grant_type", "client_credentials");
HttpContent httpContent = new FormUrlEncodedContent(new Collection<KeyValuePair<string, string>>(){keyValuePair});
httpContent.Headers.ContentType.CharSet = "UTF-8";
this._client.DefaultRequestHeaders.Add("Accept-Encoding", "gzip");
this._client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue("Basic", encodedKey);
// post request
HttpResponseMessage postAsync = _client.PostAsync("/oauth2/token", httpContent).Result;
HandleErrors(postAsync);
// Get access token
Stream readAsStringAsync = postAsync.Content.ReadAsStreamAsync().Result;
string json = Decompress(readAsStringAsync);
this._accessToken = JsonConvert.DeserializeObject<AccessToken>(json);
this._client.DefaultRequestHeaders.Authorization = new AuthenticationHeaderValue(this._accessToken.token_type, this._accessToken.access_token);
logger.Debug("Authenticated");
}
private static OauthAuthorization CurrentOAuth()
{
string consumerkey = Settings.Default.key;
string consumersecret = Settings.Default.secret;
string accessToken = Settings.Default.accessToken;
string accessTokenSecret = Settings.Default.accessTokenSecret;
var oauthAuthorization = new OauthAuthorization(consumerkey, consumersecret,
accessToken, accessTokenSecret);
return oauthAuthorization;
}
public OAuthParameters(OauthAuthorization authorization, string resourceUrl, List<KeyValuePair<string, string>> postBody, List<KeyValuePair<string, string>> urlParameters)
{
this.Authorization = authorization;
this.PostBody = postBody;
this.ResourceUrl = resourceUrl;
this.UrlParameters = urlParameters;
// Defualt values
this.OAuthVersion = "1.0";
this.SignatureMethod = "HMAC-SHA1";
this.Nonce = Convert.ToBase64String(
new ASCIIEncoding().GetBytes(
DateTime.Now.Ticks.ToString(CultureInfo.InvariantCulture)));
this.TimeStamp = CreateOauthTimeStap();
}
private static OAuthParameters TestOAuthParameters()
{
KeyValuePair<string, string> body = new KeyValuePair<string, string>(
"status", "Hello Ladies + Gentlemen, a signed OAuth request!");
KeyValuePair<string, string> urlParam = new KeyValuePair<string, string>("include_entities", "true");
// sample from twitter
OauthAuthorization oauthAuthorization = new OauthAuthorization(
"xvz1evFS4wEEPTGEFPHBog", "kAcSOqF21Fu85e7zjz7ZN2U4ZRhfV3WpwPAoE3Z7kBw", "370773112-GmHxMAgYyLbNEtIKZeRNFsMKPR9EyMZeS9weJAEb", "LswwdoUaIvS8ltyTt5jkRh4J50vUPVVHtR2YPi5kE");
OAuthParameters oAuthParameters = new OAuthParameters(
oauthAuthorization,
"https://api.twitter.com/1/statuses/update.json",
new List<KeyValuePair<string, string>>() { body },
new List<KeyValuePair<string, string>>() { urlParam });
// override with sample data.
oAuthParameters.TimeStamp = "1318622958";
oAuthParameters.Nonce = "kYjzVBB8Y0ZFabxSWbWovY3uYSQ2pTgmZeNu2VS4cg";
return oAuthParameters;
}
public OAuthParameters(OauthAuthorization authorization, string resourceUrl, List<KeyValuePair<string, string>> postBody)
: this(authorization, resourceUrl, postBody, new List<KeyValuePair<string, string>>())
{
}
public Retweeter(OauthAuthorization authorization)
{
this.client = new TwitterClient();
this.client.Authenticate(authorization);
}
public TwitterStreamingClient(OauthAuthorization authorization, IProcessor processor)
{
this.authorization = authorization;
this.processor = processor;
}
