/**
* Determines which sections are currently expanded
*
* @return array The list of expanded pages
*/
function get_expanded_sections()
{
$current_page = treerepresentation::get_current_section();
//base case
if ($this->name == $current_page) {
return array($this->name);
}
foreach ($this->children as $child) {
$child_result = $child->get_expanded_sections();
if (!empty($child_result)) {
//should have only one tree "branch", so merge upward
return array_merge(array($this->name), $child_result);
}
}
//not found
return array();
}
