<?php
/******************************************************************************/
/*                                                                            */
/*                       __        ____                                       */
/*                 ___  / /  ___  / __/__  __ _____________ ___               */
/*                / _ \/ _ \/ _ \_\ \/ _ \/ // / __/ __/ -_|_-<               */
/*               / .__/_//_/ .__/___/\___/\_,_/_/  \__/\__/___/               */
/*              /_/       /_/                                                 */
/*                                                                            */
/*                                                                            */
/******************************************************************************/
/*                                                                            */
/* Titre          : Forcer le passage des globals de OFF à ON avec...         */
/*                                                                            */
/* URL            : http://www.phpsources.org/scripts184-PHP.htm              */
/* Auteur         : Iron                                                      */
/* Date édition   : 08 Nov 2006                                               */
/*                                                                            */
/******************************************************************************/
?>
Ce code émulera la directive register_globals à On.

<?php
// Émulation de register_globals à on
if (!ini_get('register_globals')) {
   $superglobals = array($_SERVER, $_ENV,
       $_FILES, $_COOKIE, $_POST, $_GET);
   if (isset($_SESSION)) {
       array_unshift($superglobals, $_SESSION);
   }
   foreach ($superglobals as $superglobal) {
       extract($superglobal, EXTR_SKIP);
   }
}
?>  

Ce code émulera la directive register_globals à Off.

<?php
// Émulation de register_globals à off
function unregister_GLOBALS()
{
   if (!ini_get('register_globals')) {
       return;
   }


   if (isset($_REQUEST['GLOBALS']) || isset($_FILES['GLOBALS'])) {
   die('Tentative d\'effacement des GLOBALS détectée');
   }

   // Les variables
   $noUnset = array('GLOBALS',  '_GET',
   '_POST',    '_COOKIE',
   '_REQUEST', '_SERVER',
   '_ENV',    '_FILES');

   $input = array_merge($_GET,    $_POST,
   $_COOKIE, $_SERVER,
   $_ENV,    $_FILES,
   isset($_SESSION) && is_array($_SESSION) ? $_SESSION : array());

   foreach ($input as $k => $v) {
       if (!in_array($k, $noUnset) && isset($GLOBALS[$k])) {
           unset($GLOBALS[$k]);
       }
   }
}

unregister_GLOBALS();

?>