/**
* This function recursivily scans nodes until it finds the active node or there
* are no more nodes.
* @param navigation_node $node
*/
protected function scan_for_active_node(navigation_node $node)
{
if (!$node->check_if_active() && $node->children->count() > 0) {
foreach ($node->children as &$child) {
$this->scan_for_active_node($child);
}
}
}
