<?php
$hosting_site_name = 'tangle001';
$hosting_id = gardens_signup_get_site_id_from_name($hosting_site_name);
gardens_signup_includes();
$sites = gardens_signup_get_active_domains_by_site($hosting_site_name);
foreach ($sites as $site) {
  foreach ($site as $domain) {
    $arg = array(
      // This is the Hosting site (numeric) ID.
      'site_id' => $hosting_id,
      'name' => $domain,
    );
    $existing = gardens_agent_call_fields('find.one', array('site_domain', $arg));
    if (!$existing) {
      echo $domain ."\n";
    }
  }
}

?>