public static function shutdown_handler()
{
if (is_array($_SESSION) && count($_SESSION) > 0) {
if (!self::$sessionStarted) {
// the _SESSION superglobal gets overwritten by session_start
// so we save the contents in a temp var
$tmp = $_SESSION;
session_start();
$_SESSION = $tmp;
self::$sessionStarted = true;
echo "starting new session ...<br>";
} else {
echo "starting existing session ...<br>";
}
session_commit();
echo '$_SESSION not empty, commit session (' . session_id() . ')<br>';
var_dump($_SESSION);
} else {
self::clearSession();
}
}