function expand_connected_type(&$q)
{
if (!isset($q['connected_type'])) {
return;
}
$ctype = p2p_type(_p2p_pluck($q, 'connected_type'));
if (!$ctype) {
return false;
}
if (isset($q['connected_direction'])) {
$directed = $ctype->set_direction(_p2p_pluck($q, 'connected_direction'));
} else {
if ('any' == $q['connected_items']) {
$post_type = isset($q['post_type']) ? $q['post_type'] : 'post';
} else {
$post_type = $q['connected_items'];
}
$directed = P2P_Query::find_direction($ctype, $post_type, 'post');
}
if (!$directed) {
trigger_error("Can't determine direction", E_USER_WARNING);
return false;
}
$q = $directed->get_connected_args($q);
return true;
}