protected function getRoutingNodeName()
    {
        $name = strtolower($this->getPackage()->getName());
        // package with the bundle can contain the word a 'bundle' in the name
        $name = preg_replace('/(\/.+)[^a-z]bundle$/', '$1', $name);
        $name = preg_replace('/[^a-z_]+/', '_', $name);

        return $name;
    }