get visitor ip public & geolocation by API PHP

visitor-ip-geolocation.php

<?php

function vcwpk_get_visitor_ip() {

    $ipaddress = file_get_contents('https://api.ipify.org');

    if ( ! $ipaddress ) :

        if (getenv('HTTP_CLIENT_IP'))
            $ipaddress = getenv('HTTP_CLIENT_IP');
        else if(getenv('HTTP_X_FORWARDED_FOR'))
            $ipaddress = getenv('HTTP_X_FORWARDED_FOR');
        else if(getenv('HTTP_X_FORWARDED'))
            $ipaddress = getenv('HTTP_X_FORWARDED');
        else if(getenv('HTTP_FORWARDED_FOR'))
            $ipaddress = getenv('HTTP_FORWARDED_FOR');
        else if(getenv('HTTP_FORWARDED'))
            $ipaddress = getenv('HTTP_FORWARDED');
        else if(getenv('REMOTE_ADDR'))
            $ipaddress = getenv('REMOTE_ADDR');
        else
            $ipaddress = '';

    endif;
        
    return $ipaddress;

}

function vcwpk_get_visitor_location() {

    $location = [];

    $ip = vcwpk_get_visitor_ip();

    if ( $ip ) :

        // $json  = file_get_contents('https://api.snoopi.io/$PublicIP?apikey=[YOUR API KEY]');
        // $json  =  json_decode($json ,true);

        // $json  = file_get_contents('http://api.ipstack.com/$PublicIP?access_key=[YOUR API KEY]');
        // $json  = json_decode($json ,true);

        $json = unserialize(file_get_contents('http://www.geoplugin.net/php.gp?ip='.$ip));
        if ( $json ) :
            $location = $json;
        endif;

    endif;

    return $location;

}

$location = vcwpk_get_visitor_location();
echo '<pre>'.print_r($location,1).'</pre>';