protected function sessionDecode($str)
{
$type = ini_get('session.serialize_handler');
if ($type === 'php') {
$this->setSessionState($this->unserializePHP($str));
return true;
}
if ($type === 'php_binary') {
$this->setSessionState(igbinary_unserialize($str));
return true;
}
return false;
}