function get_array_branch($temp_tree, $id)
{
global $current_level;
$current_level--;
if (is_array($temp_tree)) {
foreach ($temp_tree as $key => $value) {
if ($temp_tree[$key]['id'] == $id) {
// all right, the id is a match leaf
$new_tree[] = array('id' => $temp_tree[$key]['id'], 'name' => $temp_tree[$key]['name'], 'parent' => $temp_tree[$key]['parent'], 'level' => $current_level);
if ($branch = get_array_branch($temp_tree, $temp_tree[$key]['parent'])) {
// merge the new array with the old array
$new_tree = array_merge($new_tree, $branch);
}
$current_level++;
}
}
}
return isset($new_tree) ? $new_tree : false;
}
/**
* grouptree (public)
*
* returns array of parent groups starting from lowest group (Everybody) and moving to higher,
* last element is a direct parent group
* if parameter group ID is 0 then return only everybody group
*
* @package CMS
*
* @param int $group_id
*
* $grouptree = get_grouptree(array("group_id" => $this->group_id));
*/
function get_grouptree()
{
$args = func_get_arg(0);
$sql = "SELECT group_id AS id, parent_group_id AS parent, name FROM groups ORDER BY name";
$sth = new SQL($sql);
while ($data = $sth->fetch()) {
$temp_tree[] = $data;
}
$grouptree = get_array_branch($temp_tree, $args['group_id']);
# if no tree genreated then get evrybody group
if (!is_array($grouptree)) {
$sql = "SELECT group_id AS id, parent_group_id AS parent, name FROM groups WHERE is_predefined='1'";
$sth = new SQL($sql);
$grouptree[] = $sth->fetch('ASSOC');
}
$grouptree = array_reverse($grouptree);
return $grouptree;
}