How to get visitor country name,currency rate,currency symbol in PHP

<?php
$ip = $_SERVER['REMOTE_ADDR'];
$dataArray = json_decode(file_get_contents("http://www.geoplugin.net/json.gp?ip=".$ip));
echo "<pre>";
print_r($dataArray);
echo "You are from: ".$dataArray->geoplugin_countryName;
?>

Output :

stdClass Object
(
    [geoplugin_request] => 27.109.6.218
    [geoplugin_status] => 206   
    [geoplugin_city] => 
    [geoplugin_region] => Jammu and Kashmīr
    [geoplugin_areaCode] => 0
    [geoplugin_dmaCode] => 0
    [geoplugin_countryCode] => IN
    [geoplugin_countryName] => India
    [geoplugin_continentCode] => AS
    [geoplugin_latitude] => 33.8042
    [geoplugin_longitude] => 74.2583
    [geoplugin_regionCode] => 12
    [geoplugin_regionName] => Jammu and Kashmīr
    [geoplugin_currencyCode] => INR
    [geoplugin_currencySymbol] => ₨
    [geoplugin_currencySymbol_UTF8] => ₨
    [geoplugin_currencyConverter] => 64.1175
)
You are from: India