/**
* Returns whether $node is a parent (not exactly direct) of a selected node
*
* @param Varien_Data_Tree_Node $node
* @return bool
*/
protected function _isParentSelectedCategory($node)
{
$result = false;
// Contains string with all category IDs of children (not exactly direct) of the node
$allChildren = $node->getAllChildren();
if ($allChildren) {
$selectedCategoryIds = $this->getCategoryIds();
$allChildrenArr = explode(',', $allChildren);
for ($i = 0, $cnt = count($selectedCategoryIds); $i < $cnt; $i++) {
$isSelf = $node->getId() == $selectedCategoryIds[$i];
if (!$isSelf && in_array($selectedCategoryIds[$i], $allChildrenArr)) {
$result = true;
break;
}
}
}
return $result;
}
