{$lang_option_none} $sql = "SELECT location_id AS id, location_name AS name, location_parent AS parent, location_sort AS sort FROM location ORDER BY location_parent, location_sort, location_name"; $sth = $dbh->query($sql); $locations = $sth->fetchAll(); if (count($locations) > 0) { foreach ($locations AS $location) { $location_names[$location['id']] = $location['name']; $parents[$location['parent']][] = $location['id']; } } // look for parents // function to look for parents and create a new array for every child function location($parents, $parent = 0) { foreach ($parents[$parent] as $child) { if (isset($parents[$child])) { // element has children $children[$child] = location($parents, $child); } else { // no children, set NULL $children[$child] = NULL; } } return $children; } // recursive children check to template function checkchildren($locations, $level) { global $location_options; global $location_names; global $location_parent; foreach ($locations as $parent=>$child) { $row = str_repeat("-  ", $level) . $location_names[$parent]; $location_options[$parent] = $row; if (isset($child)) { checkchildren($child, $level+1); } } } $tree = location($parents); // create tree option list $location_options = array(0 => '-'); checkchildren($tree, 0); $smarty->assign("location_options", $location_options); $smarty->assign("location_parent", $location_parent); $smarty->display("locationadd.tpl"); include("footer.php"); ?>