php-UA.php

<?
$curl = curl_init();
curl_setopt_array($curl, array(
    CURLOPT_RETURNTRANSFER => 1,
    CURLOPT_URL => 'http://www.google-analytics.com/collect?v=1&tid=[UA-XXXXXXXXX-1]&cid=[RANDOM_INTEGER_OR_GUID]&t=event&ec=[EVENT_CATEGORY]&ea=[EVENT_ACTION]&el=[EVENT_LABEL]',
    CURLOPT_USERAGENT => 'Vanity-URL-Tracker',
    ));
$resp = curl_exec($curl);
curl_close($curl);
header("HTTP/1.1 301 Moved Permanently"); 
header("Location: http://www.reddit.com/");
?>

Google analytics with 301 redirect