PHP : AutoTweet traitement

traitementAutotweet.php

<?php
if(isset($_POST['new_tweet']))
{	#[a-z]#
		$random = rand(1,7);
    	$consumerKey    = 'lCZMlvltc7Fy84eOJLh0fg';
		$consumerSecret = 'hGVSBcsJYDLtXu4apNOMGM0ec6yBQvGpdCiKGhOChQ';
		$oAuthToken     = '1020259956-n42wkK3PrBtVBcTR8oWyS8kWg3hcVCfc74aId0P';
		$oAuthSecret    = 'yPwYJerYxySbj7dSpJBYZ6mv2ZK1i4cOhbrlFSlJJA';

		require_once('twitteroauth.php');

		// create a new instance
		$tweet = new TwitterOAuth($consumerKey, $consumerSecret, $oAuthToken, $oAuthSecret);
		$message = stripslashes($_POST['new_tweet']);

		if($random == 1){
			$random = rand(1,2);
			
			if($random == 1){
				$messageExtra .= " http://ref.moufbox.fr/";
			}else{
				$messageExtra .= " #kokolitolithe";
			}
		
		}else{
			$messageExtra .= "";
		}
		
		$letters = strlen($_POST['new_tweet']);


		if($letters <= 126){
		$tweet->post('statuses/update', array('status' => ''.$message.''.$messageExtra));
		}
}
?>