#!/usr/bin/php
<?php
/*
 auth: David Busby, edoceo inc, http://www.edoceo.com/
 spec: enomddu - eNom Dynamic DNS Update
 note: See eNom FAQ at http://www.enom.com/help/faq_dynamicdns.asp
*/

error_reporting(E_ALL);
require_once('HTTP/Request.php');

// Change this for your environment
define('DDU_HOST',`/usr/bin/hostname`);  // Or hardcode
define('DDU_PASS','password');
define('DDU_ZONE','edoceo.com');  // Domain to update
// Set to 1 to lookup your IP address with dyndns.org
define('MANUAL_IP_LOOKUP',0); // Not necessary 

$debug = getenv('debug');

$ip_pat = '/Current IP Address: (\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})/';

$dd_url = 'http://dynamic.name-services.com/interface.asp?Command=SetDNSHost';
$dd_url.= '&Zone='.urlencode(DDU_ZONE);
$dd_url.= '&DomainPassword='.urlencode(DDU_PASS);
$dd_url.= '&HostName='.urlencode(DDU_HOST);

if (MANUAL_IP_LOOKUP)
{
  if ($debug) echo "Performing Manual IP lookup\n";
  $req = &new HTTP_Request('http://checkip.dyndns.org');
  $req->sendRequest();
  $res = $req->getResponseBody();
  if (!preg_match($ip_pat,$res,$m)) die("Cannot Parse IP from $ip_url\n");
  $dd_url.= '&Address='.urlencode($m[1]);
}

if ($debug) echo "Updating: $dd_url\n";
$req = &new HTTP_Request($dd_url);
$req->sendRequest();
$res = $req->getResponseBody();
echo $res;
?>