<?php

function getLocationInfoByIpAddress()
{
    $http_client     = @$_SERVER['HTTP_CLIENT_IP'];
    $http_forward    = @$_SERVER['HTTP_X_FORWARDED_FOR'];
    $remote_addr     = @$_SERVER['REMOTE_ADDR'];
    $location_result = array('country_name' => '', 'city_name' => '');
    if (filter_var($http_client, FILTER_VALIDATE_IP)) {
        $user_ip = $http_client;
    } elseif (filter_var($http_forward, FILTER_VALIDATE_IP)) {
        $user_ip = $http_forward;
    } else {
        $user_ip = $remote_addr;
    }
    
    $ip_data = json_decode(file_get_contents("http://www.geoplugin.net/json.gp?ip=" . $user_ip));
    if ($ip_data && $ip_data->geoplugin_countryName != null) {
        $location_result['country_name'] = $ip_data->geoplugin_countryCode;
        $location_result['city_name'] = $ip_data->geoplugin_city;
    }

    return $location_result;
}

print_r(getLocationInfoByIpAddress());

?>​

//خروجی

Array ( [country_name] => your_country_name[city_name] => your_city_name)