How to display the latest tweet in your wordpress site

twitterWP.php

#!/usr/local/bin/php.cli
<?php
/* to use.
1. Stick somewhere on your server.
2. Make sure the script can write to a file next to it (chmod 755 latest-tweet.txt)
3. Place into cron e.g. 
  */15 * * * * /home/site/www/www/wp-content/themes/Moses/includes/twitter.php
4. Edit your footer (or anywhere) with this:

<?php echo file_get_contents(get_theme_root().'/Moses/includes/latest-tweet.txt'); ?></p>
<a href="http://twitter.com/YourUserName" id="followusontwitter">Twitter</a> 


credits: http://www.wprecipes.com/how-to-display-your-latest-twitter-entry-on-your-wp-blog
*/

// Your twitter username.
$username = "YourUserNameHere";

// Prefix - some text you want displayed before your latest tweet. 
// (HTML is OK, but be sure to escape quotes with backslashes: for example href=\"link.html\")
$prefix = "";

// Suffix - some text you want display after your latest tweet. (Same rules as the prefix.)
$suffix = "";

$feed = "http://search.twitter.com/search.atom?q=from:" . $username . "&rpp=1";

function parse_feed($feed) {
    $stepOne = explode("<content type=\"html\">", $feed);
    $stepTwo = explode("</content>", $stepOne[1]);
    $tweet = $stepTwo[0];
    $tweet = str_replace("&lt;", "<", $tweet);
    $tweet = str_replace("&gt;", ">", $tweet);
    return $tweet;
}


$twitterFeed = file_get_contents($feed);
$str = stripslashes($prefix) . parse_feed($twitterFeed) . stripslashes($suffix);
file_put_contents('latest-tweet.txt', $str);
?>