コード例 #1
0
        protected void btnTweet_Click(object sender, EventArgs e)
        {
            string pin = txtTweetPin.Text;
            TwitterAuthenticationReturn authReturn = getTwitterAccessTokenFromAuthorizationCode(pin, oauth_token);

            tweet(txtTweet.Text, authReturn.access_token, authReturn.access_token_secret);
        }
コード例 #2
0
        protected void Button2_Click(object sender, EventArgs e)
        {
            string pin = txtPin.Text;
            //Response.Redirect(pinURL);
            TwitterAuthenticationReturn authReturn = getTwitterAccessTokenFromAuthorizationCode(pin, oauth_token);
            string hashtag = txtHashtag.Text;
            string handler = txtHandler.Text; //"swati39434173";

            var query = hashtag + " from:" + handler;

            query = Uri.EscapeDataString(query);
            string tweetid  = searchTweets(query, authReturn.access_token, authReturn.access_token_secret);
            string response = reTweets(tweetid, authReturn.access_token, authReturn.access_token_secret);
        }
コード例 #3
0
        private string tweet(string tweetText, string oauthToken, string OauthTokenSecret)
        {
            // string oauthCallback = Request.Url.AbsoluteUri;
            const string oauthConsumerKey    = "AuDl8wV51dOUKFkcfccvHDodU";
            const string oauthConsumerSecret = "6xWw64T2IbHJiDudgIJdSyMjvdjeeIHYOCR8Qz8dGvWZwD3y05";

            const string oauthVersion         = "1.0";
            const string oauthSignatureMethod = "HMAC-SHA1";

            var oauthNonce     = Convert.ToBase64String(new ASCIIEncoding().GetBytes(DateTime.Now.Ticks.ToString(CultureInfo.InvariantCulture)));
            var timeSpan       = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
            var oauthTimestamp = Convert.ToInt64(timeSpan.TotalSeconds).ToString(CultureInfo.InvariantCulture);

            const string resourceUrl = "https://api.twitter.com/1.1/statuses/update.json";

            const string baseFormat = "oauth_consumer_key={0}&oauth_nonce={1}&oauth_signature_method={2}" +
                                      "&oauth_timestamp={3}&oauth_token={4}&oauth_version={5}&status={6}";

            var baseString = string.Format(baseFormat,
                                           oauthConsumerKey,
                                           oauthNonce,
                                           oauthSignatureMethod,
                                           oauthTimestamp,
                                           oauthToken,
                                           oauthVersion,
                                           tweetText
                                           );

            baseString = string.Concat("POST&", Uri.EscapeDataString(resourceUrl), "&", Uri.EscapeDataString(baseString));

            var compositeKey = string.Concat(Uri.EscapeDataString(oauthConsumerSecret),
                                             "&", Uri.EscapeDataString(OauthTokenSecret));

            string oauthSignature;

            using (var hasher = new HMACSHA1(Encoding.ASCII.GetBytes(compositeKey)))
            {
                oauthSignature = Convert.ToBase64String(
                    hasher.ComputeHash(Encoding.ASCII.GetBytes(baseString)));
            }

            const string headerFormat =
                "OAuth oauth_consumer_key=\"{0}\", " +
                "oauth_nonce=\"{1}\", " +
                "oauth_signature=\"{2}\", " +
                "oauth_signature_method=\"{3}\", " +
                "oauth_timestamp=\"{4}\", " +
                "oauth_token=\"{5}\", " +
                "oauth_version=\"{6}\"";

            var authHeader = string.Format(headerFormat,
                                           Uri.EscapeDataString(oauthConsumerKey),
                                           Uri.EscapeDataString(oauthNonce),
                                           Uri.EscapeDataString(oauthSignature),
                                           Uri.EscapeDataString(oauthSignatureMethod),
                                           Uri.EscapeDataString(oauthTimestamp),
                                           Uri.EscapeDataString(oauthToken),
                                           Uri.EscapeDataString(oauthVersion)
                                           );

            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(resourceUrl);

            request.Method = "POST";
            request.Headers.Add("Authorization", authHeader);

            request.ContentType            = "application/x-www-form-urlencoded;charset=UTF-8";
            request.AutomaticDecompression = DecompressionMethods.GZip | DecompressionMethods.Deflate;
            var entity = "status=" + Uri.EscapeDataString(tweetText);


            using (Stream stream = request.GetRequestStream())
            {
                byte[] content = ASCIIEncoding.ASCII.GetBytes(entity);
                stream.Write(content, 0, content.Length);
            }
            request.Headers.Add("Accept-Encoding", "gzip");
            WebResponse response = request.GetResponse();


            TwitterAuthenticationReturn twr = new TwitterAuthenticationReturn();
            StreamReader reader             = new StreamReader(response.GetResponseStream(), System.Text.Encoding.UTF8);
            String       resultData         = reader.ReadToEnd();

            return(resultData);
        }
コード例 #4
0
        private TwitterAuthenticationReturn getTwitterAccessTokenFromAuthorizationCode(string pin, string oauthToken)
        {
            // string oauthCallback = Request.Url.AbsoluteUri;
            const string oauthConsumerKey    = "AuDl8wV51dOUKFkcfccvHDodU";
            const string oauthConsumerSecret = "6xWw64T2IbHJiDudgIJdSyMjvdjeeIHYOCR8Qz8dGvWZwD3y05";

            const string oauthVersion         = "1.0";
            const string oauthSignatureMethod = "HMAC-SHA1";

            var oauthNonce     = Convert.ToBase64String(new ASCIIEncoding().GetBytes(DateTime.Now.Ticks.ToString(CultureInfo.InvariantCulture)));
            var timeSpan       = DateTime.UtcNow - new DateTime(1970, 1, 1, 0, 0, 0, 0, DateTimeKind.Utc);
            var oauthTimestamp = Convert.ToInt64(timeSpan.TotalSeconds).ToString(CultureInfo.InvariantCulture);

            const string resourceUrl = "https://api.twitter.com/oauth/access_token";

            const string baseFormat = "oauth_consumer_key={0}&oauth_nonce={1}&oauth_signature_method={2}" +
                                      "&oauth_timestamp={3}&oauth_token={4}&oauth_version={5}";

            var baseString = string.Format(baseFormat,
                                           oauthConsumerKey,
                                           oauthNonce,
                                           oauthSignatureMethod,
                                           oauthTimestamp,
                                           oauthToken,
                                           oauthVersion
                                           );

            baseString = string.Concat("POST&", Uri.EscapeDataString(resourceUrl), "&", Uri.EscapeDataString(baseString));

            var compositeKey = string.Concat(Uri.EscapeDataString(oauthConsumerSecret),
                                             "&");

            string oauthSignature;

            using (var hasher = new HMACSHA1(Encoding.ASCII.GetBytes(compositeKey)))
            {
                oauthSignature = Convert.ToBase64String(
                    hasher.ComputeHash(Encoding.ASCII.GetBytes(baseString)));
            }

            const string headerFormat =
                "OAuth oauth_consumer_key=\"{0}\", " +
                "oauth_nonce=\"{1}\", " +
                "oauth_signature=\"{2}\", " +
                "oauth_signature_method=\"{3}\", " +
                "oauth_timestamp=\"{4}\", " +
                "oauth_token=\"{5}\", " +
                "oauth_version=\"{6}\"";

            var authHeader = string.Format(headerFormat,
                                           Uri.EscapeDataString(oauthConsumerKey),
                                           Uri.EscapeDataString(oauthNonce),
                                           Uri.EscapeDataString(oauthSignature),
                                           Uri.EscapeDataString(oauthSignatureMethod),
                                           Uri.EscapeDataString(oauthTimestamp),
                                           Uri.EscapeDataString(oauthToken),
                                           Uri.EscapeDataString(oauthVersion)
                                           );

            HttpWebRequest request = (HttpWebRequest)WebRequest.Create(resourceUrl);

            request.Method = "POST";
            request.Headers.Add("Authorization", authHeader);

            request.ContentType = "application/x-www-form-urlencoded;charset=UTF-8";
            var entity = "oauth_verifier=" + Uri.EscapeDataString(pin);


            using (Stream stream = request.GetRequestStream())
            {
                byte[] content = ASCIIEncoding.ASCII.GetBytes(entity);
                stream.Write(content, 0, content.Length);
            }
            WebResponse response = request.GetResponse();


            TwitterAuthenticationReturn twr = new TwitterAuthenticationReturn();
            StreamReader reader             = new StreamReader(response.GetResponseStream(), System.Text.Encoding.UTF8);
            String       resultData         = reader.ReadToEnd();

            char[]   delimeter = { '&' };
            string[] tokens    = resultData.Split(delimeter);
            foreach (string token in tokens)
            {
                if (token.StartsWith("oauth_token="))
                {
                    twr.access_token = token.Substring(token.IndexOf("=") + 1);
                }
                if (token.StartsWith("oauth_token_secret="))
                {
                    twr.access_token_secret = token.Substring(token.IndexOf("=") + 1);
                }
                if (token.StartsWith("user_id="))
                {
                    twr.user_id = token.Substring(token.IndexOf("=") + 1);
                }
                if (token.StartsWith("screen_name="))
                {
                    twr.screen_name = token.Substring(token.IndexOf("=") + 1);
                }
            }

            return(twr);
        }