require_once 'sign_up.php';
function callback_func($admin) {
    require_once ($_SERVER['DOCUMENT_ROOT'] . '/settings/index.php');
}

spl_autoload_register('callback_func');

$all_users = unserialize(file_get_contents($_SERVER['DOCUMENT_ROOT'] . '/settings/all_users.php'));

class pageOwner {
static $instance;
static $username = $GLOBALS['username'];

static function assignStatic() {
if (is_null(self::$instance)) {
foreach($GLOBALS['all_users'] as $user) { /* this loop should check where the array for where the new object matches, fetch that object then store it in the instance static variable */
if ($user->username == $username) {

return self::$instance = $user;

}

}
}
}
}
pageOwner::assignStatic();