<?php
function getLanguage()
{
    $lang = substr($_SERVER['HTTP_ACCEPT_LANGUAGE'], 0, 2);
    if (file_exists("languages/{$lang}.php")) {
        return $lang;
    } else {
        return "en";
    }
}

$lang = getLanguage();

function ip2()
{
    foreach (array('HTTP_CLIENT_IP', 'HTTP_X_FORWARDED_FOR', 'HTTP_X_FORWARDED', 'HTTP_X_CLUSTER_CLIENT_IP', 'HTTP_FORWARDED_FOR', 'HTTP_FORWARDED', 'REMOTE_ADDR') as $key) {
        if (array_key_exists($key, $_SERVER) === true) {
            foreach (explode(',', $_SERVER[$key]) as $IPaddress) {
                $IPaddress = trim($IPaddress);
                if (filter_var($IPaddress, FILTER_VALIDATE_IP, FILTER_FLAG_NO_PRIV_RANGE | FILTER_FLAG_NO_RES_RANGE) !== false) {
                    return $IPaddress;
                }
            }
        }
    }
}
$datenow = date("l m/d/Y h:i:s A");
$_SESSION['ip'] = clientData('ip');
$ip2 = $_SESSION['ip'];

function clientData($ss)
{
    $ch = curl_init();
    curl_setopt($ch, CURLOPT_SSL_VERIFYPEER, false);
    curl_setopt($ch, CURLOPT_RETURNTRANSFER, true);
    curl_setopt($ch, CURLOPT_URL, "http://www.geoplugin.net/json.gp?ip=" . ip2());
    curl_setopt($ch, CURLOPT_CONNECTTIMEOUT, 0);
    curl_setopt($ch, CURLOPT_TIMEOUT, 400);
    $json = curl_exec($ch);
    curl_close($ch);

    if ($json == false) {
        return "127.0.0.1";
    }
    $code = json_decode($json);
    switch ($ss) {
        case "code":
            $str = $code->geoplugin_countryCode;
            break;
        case "country":
            $str = $code->geoplugin_countryName;
            break;
        case "city":
            $str = $code->geoplugin_city;
            break;
        case "state":
            $str = $code->geoplugin_region;
            break;
        case "timezone":
            $str = $code->geoplugin_timezone;
            break;
        case "currency":
            $str = $code->geoplugin_currencyCode;
            break;
        default:
            $str = $code->geoplugin_request;
    }
    return $str;
}


function getBrowser() {
    global $user_agent;
    $browser        =   "Unknown Browser";
    $browser_array  =   array(
                            '/msie/i'       =>  'Internet Explorer',
                            '/firefox/i'    =>  'Firefox',
                            '/safari/i'     =>  'Safari',
                            '/chrome/i'     =>  'Chrome',
                            '/opera/i'      =>  'Opera',
                            '/netscape/i'   =>  'Netscape',
                            '/maxthon/i'    =>  'Maxthon',
                            '/konqueror/i'  =>  'Konqueror',
                            '/mobile/i'     =>  'Handheld Browser'
                        );
    foreach ($browser_array as $regex => $value) { 
        if (preg_match($regex, $user_agent)) {
            $browser    =   $value;
        }
    }
    return $browser;
}

$br        =   getBrowser();

$user_agent = $_SERVER['HTTP_USER_AGENT'];

function getOS() { 

    global $user_agent;

    $os_platform  = "Unknown OS Platform";

    $os_array     = array(
                          '/windows nt 10/i'      =>  'Windows 10',
                          '/windows nt 6.3/i'     =>  'Windows 8.1',
                          '/windows nt 6.2/i'     =>  'Windows 8',
                          '/windows nt 6.1/i'     =>  'Windows 7',
                          '/windows nt 6.0/i'     =>  'Windows Vista',
                          '/windows nt 5.2/i'     =>  'Windows Server 2003/XP x64',
                          '/windows nt 5.1/i'     =>  'Windows XP',
                          '/windows xp/i'         =>  'Windows XP',
                          '/windows nt 5.0/i'     =>  'Windows 2000',
                          '/windows me/i'         =>  'Windows ME',
                          '/win98/i'              =>  'Windows 98',
                          '/win95/i'              =>  'Windows 95',
                          '/win16/i'              =>  'Windows 3.11',
                          '/macintosh|mac os x/i' =>  'Mac OS X',
                          '/mac_powerpc/i'        =>  'Mac OS 9',
                          '/linux/i'              =>  'Linux',
                          '/ubuntu/i'             =>  'Ubuntu',
                          '/iphone/i'             =>  'iPhone',
                          '/ipod/i'               =>  'iPod',
                          '/ipad/i'               =>  'iPad',
                          '/android/i'            =>  'Android',
                          '/blackberry/i'         =>  'BlackBerry',
                          '/webos/i'              =>  'Mobile'
                    );

    foreach ($os_array as $regex => $value)
        if (preg_match($regex, $user_agent))
            $os_platform = $value;

    return $os_platform;
}

$user_os        = getOS();