Определение местоположения пользователя по ip

if(!defined("B_PROLOG_INCLUDED") || B_PROLOG_INCLUDED!==true) die();
global $APPLICATION;
$GOROD=$APPLICATION->get_cookie("GOROD");
$prop_edit=array();
if(!$GOROD) {
   $ip = GetRealIp();
   $ip = GetRealIp();
   $ip_time_start = time();
   $link = mysql_connect('localhost','root','');
   mysql_select_db('bronnitsy');
   $sql = 'SEL ECT ipcities.city_name FR OM ipcities JOIN ipgeolist ON ipcities.id=ipgeolist.city_id WHERE ipgeolist.ipfrom <= '.ip2long($ip).' AND ipgeolist.ipto >= '.ip2long($ip);
   $sql_query = mysql_query($sql, $link);
   while($row = mysql_fetch_array($sql_query)) 
   {
      $city_name = iconv("UTF-8", "Windows-1251", $row['city_name']);
   }
   $arFilter = Array('IBLOCK_ID'=>12, 'NAME'=>$city_name);

   $db_list = CIBlockSection::GetList(Array("SORT"=>"ASC"), $arFilter, false, array("ID", "NAME", "UF_PHONE"));
   $prop_edit = $db_list -> Fetch();

   $APPLICATION->set_cookie("GOROD", $prop_edit["NAME"], time()+60*60*24*30*12*2, "/");
   $_SESSION["user_location"]["city_name"] = $prop_edit["NAME"];
   $_SESSION["user_location"]["city_phone"] = $prop_edit["UF_PHONE"];
} else {
   $prop_edit["NAME"]=$GOROD;
}
$arResult["NAME"] = $prop_edit["NAME"];
$this->IncludeComponentTemplate();