/**
* Add pages to $this->pages from a topic tree
*
* @param XoopsTopic $topic
* @param int $parentid key to start from
* @param int $level
* @param int $offset integer added to location
*
* @return void
*/
function traverseTopic($topic, $parentid = 0, $level = 0)
{
$subtopics =& $topic->getFirstChildTopics();
$level++;
foreach (array_keys($subtopics) as $i) {
$this->pages[] = array('location' => $subtopics[$i]->topic_id(), 'name' => $subtopics[$i]->topic_title(), 'level' => $level);
$this->traverseTopic($subtopics[$i], $subtopics[$i]->topic_pid(), $level);
}
}
