FastCGI authentication header fix

gistfile1.php

<?php
/**
 * Plugin Name: Drew FastCGI authentication
 * Description: This works along side the .htaccess to support the PHP_AUTH_PW that are stripped by the PHP FastCGI process
 * Author: Ross Tweedie
 * Author URI: http://drewlondon.co.uk/
 * Version: 0.1
 * Plugin URI: 
 */

 
if( isset( $_SERVER['PHP_AUTH_DIGEST_RAW'] ) ){
    list($_SERVER['PHP_AUTH_USER'], $_SERVER['PHP_AUTH_PW']) =
    explode(':', base64_decode(substr($_SERVER['PHP_AUTH_DIGEST_RAW'], 6)));  
}


 
/**
To go in the .htaccess


<IfModule mod_env.c>
SetEnvIfNoCase ^Authorization$ "(.+)" PHP_AUTH_DIGEST_RAW=$1
</IfModule>

*/