Сниппет для определения региона и города посетителя

<?php 
$ip = $_SERVER['REMOTE_ADDR']; 
$url = "http://ipgeobase.ru:7020/geo?ip=".$ip; 
$xmlstr = file_get_contents($url); 
$xml = new SimpleXMLElement($xmlstr); 
$region = $xml->ip[0]->region; 
$city = $xml->ip[0]->city; 
if(empty($region)) 
{ 
$region = 'какая то область'; 
$city = 'какой то город'; 
} 
else 
{ 
$region = iconv("utf-8", "utf-8", $region); 
$city = iconv("utf-8", "utf-8", $city); 
} 
$output = $modx->setPlaceholder('output',$region); 
$output = $modx->setPlaceholder('output1',$city); 
return $output;