public static function get_browser_info() {
        $u_agent = isset($_SERVER['HTTP_USER_AGENT']) ? $_SERVER['HTTP_USER_AGENT'] : 'UNKNOWN';
        $bname = 'Unknown';
        $platform = 'Unknown';
        $ub = 'Unknown';
        $version = "";
        //First get the platform?
        if (preg_match('/linux/i', $u_agent)) {
            $platform = 'linux';
        } elseif (preg_match('/macintosh|mac os x/i', $u_agent)) {
            $platform = 'mac';
        } elseif (preg_match('/windows|win32/i', $u_agent)) {
            $platform = 'windows';
        }
        // Next get the name of the useragent yes seperately and for good reason
        if (preg_match('/MSIE/i', $u_agent) && !preg_match('/Opera/i', $u_agent)) {
            $bname = 'Internet Explorer';
            $ub = "MSIE";
        } elseif (preg_match('/Firefox/i', $u_agent)) {
            $bname = 'Mozilla Firefox';
            $ub = "Firefox";
        } elseif (preg_match('/Chrome/i', $u_agent)) {
            $bname = 'Google Chrome';
            $ub = "Chrome";
        } elseif (preg_match('/Safari/i', $u_agent)) {
            $bname = 'Apple Safari';
            $ub = "Safari";
        } elseif (preg_match('/Opera/i', $u_agent)) {
            $bname = 'Opera';
            $ub = "Opera";
        } elseif (preg_match('/Netscape/i', $u_agent)) {
            $bname = 'Netscape';
            $ub = "Netscape";
        }
        // finally get the correct version number
        $known = [
            'Version',
            $ub,
            'other'
        ];
        $pattern = '#(?<browser>' . join('|', $known) . ')[/ ]+(?<version>[0-9.|a-zA-Z.]*)#';
        if (!preg_match_all($pattern, $u_agent, $matches)) {
            // we have no matching number just continue

        } else {
            // see how many we have
            $i = count($matches['browser']);
            if ($i != 1) {
                //we will have two since we are not using 'other' argument yet
                //see if version is before or after the name
                if (strripos($u_agent, "Version") < strripos($u_agent, $ub)) {
                    $version = $matches['version'][0];
                } else {
                    $version = $matches['version'][1];
                }
            } else {
                $version = $matches['version'][0];
            }
        }
        // check if we have a number
        if ($version == null || $version == "") {
            $version = "?";
        }

        return [
            'user_agent' => $u_agent,
            'name' => $bname,
            'version' => $version,
            'platform' => $platform,
            'pattern' => $pattern
        ];
    }