note 58543 deleted from function.ini-set by philip
| From: | philip@php.net | Date: | Wed, 29 Mar 2006 18:57:09 +0000 |
| Subject: | note 58543 deleted from function.ini-set by philip | ||
| References: | 1 | Groups: | php.notes |
| Request: | Send a blank email to php-notes+get-106961@lists.php.net to get a copy of this message | ||
Note Submitter: Alan Hogan
----
You can't use ini_set() to turn off register_globals. They've already been registered.
But you can fake it.
<?php
// Effectively turn off dangerous register_globals without having to edit php.ini
if (ini_get(register_globals)) // If register_globals is enabled
{ // Unset $_GET keys
foreach ($_GET as $get_key => $get_value) {
if (ereg('^([a-zA-Z]|_){1}([a-zA-Z0-9]|_)*$', $get_key)) {
eval("unset(\${$get_key});");
}
} // Unset $_POST keys
foreach ($_POST as $post_key => $post_value) {
if (ereg('^([a-zA-Z]|_){1}([a-zA-Z0-9]|_)*$', $post_key)) {
eval("unset(\${$post_key});");
}
} // Unset $_REQUEST keys
foreach ($_REQUEST as $request_key => $request_value) {
if (ereg('^([a-zA-Z]|_){1}([a-zA-Z0-9]|_)*$', $request_key)) {
eval("unset(\${$request_key});");
}
}
}
?>
(Based on work by Lazur)