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Post an update to a Twitter account

Submitted By: gabehabe

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Rating:

Views: 5,386

Language: C#

Last Modified: January 21, 2009

Instructions: Simply pass the username, password and the "tweet" to the function.

Remember, tweets can be no longer than 140 characters, or they'll get cut off.

You should be using:
using System;
using System.Net;
using System.Web;
using System.IO;

Snippet

/*
* A function to post an update to Twitter programmatically
* Author: Danny Battison
* Contact: gabehabe@hotmail.com
*/
/// <summary>
/// Post an update to a Twitter acount
/// </summary>
/// <param name="username">The username of the account</param>
/// <param name="password">The password of the account</param>
/// <param name="tweet">The status to post</param>
public static void PostTweet(string username, string password, string tweet)
{
try {
// encode the username/password
string user = Convert.ToBase64String(System.Text.Encoding.UTF8.GetBytes(username + ":" + password));
// determine what we want to upload as a status
byte[] bytes = System.Text.Encoding.ASCII.GetBytes("status=" + tweet);
// connect with the update page
HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://twitter.com/statuses/update.xml");
// set the method to POST
request.Method="POST";
request.ServicePoint.Expect100Continue = false; // thanks to argodev for this recent change!
// set the authorisation levels
request.Headers.Add("Authorization", "Basic " + user);
request.ContentType="application/x-www-form-urlencoded";
// set the length of the content
request.ContentLength = bytes.Length;
// set up the stream
Stream reqStream = request.GetRequestStream();
// write to the stream
reqStream.Write(bytes, 0, bytes.Length);
// close the stream
reqStream.Close();
} catch (Exception ex) {/* DO NOTHING */}
}

Copy & Paste

/*
 * A function to post an update to Twitter programmatically
 * Author: Danny Battison
 * Contact: gabehabe@hotmail.com
 */

/// <summary>
/// Post an update to a Twitter acount
/// </summary>
/// <param name="username">The username of the account</param>
/// <param name="password">The password of the account</param>
/// <param name="tweet">The status to post</param>
public static void PostTweet(string username, string password, string tweet)
{
	try {
		// encode the username/password
		string user = Convert.ToBase64String(System.Text.Encoding.UTF8.GetBytes(username + ":" + password));
		// determine what we want to upload as a status
		byte[] bytes = System.Text.Encoding.ASCII.GetBytes("status=" + tweet);
		// connect with the update page
		HttpWebRequest request = (HttpWebRequest)WebRequest.Create("http://twitter.com/statuses/update.xml");
		// set the method to POST
		request.Method="POST";
		request.ServicePoint.Expect100Continue = false; // thanks to argodev for this recent change!
		// set the authorisation levels
		request.Headers.Add("Authorization", "Basic " + user);
		request.ContentType="application/x-www-form-urlencoded";
		// set the length of the content
		request.ContentLength = bytes.Length;
		
		// set up the stream
		Stream reqStream = request.GetRequestStream();
		// write to the stream
		reqStream.Write(bytes, 0, bytes.Length);
		// close the stream
		reqStream.Close();
	} catch (Exception ex) {/* DO NOTHING */}
}

Comments
argodev 2008-12-31 15:37:21
This is great, but you need to add this line due to a recent change in the twitter API... request.ServicePoint.Expect100Continue = false; Otherwise, you will get a continual HTTP 417 Failed Expectation error
gabehabe 2009-01-02 07:42:47
Oooh, thanks~ I noticed it stopped working recently, and I wondered why that was. ^^
ptamzz 2009-06-21 01:17:41
~cool.. m adding this on my site!!~
gabehabe 2009-06-21 01:22:06
What site? If you want to republish code you need the author's permission.
steve_007 2009-10-05 04:18:05
this code results me an exception Unable to connect to the remote server A socket operation encountered a dead network 168.143.162.100:80 Kindly help!!