function nodehierarchy_previous_sibling_nid in Node Hierarchy 6

Same name and namespace in other branches

1. 5 nodehierarchy.module \nodehierarchy_previous_sibling_nid()

Get the previous sibling of the given node.

2 calls to nodehierarchy_previous_sibling_nid()

nodehierarchy_previous_sibling in ./nodehierarchy.module

Get the previous sibling of the given node.

theme_nodehierarchy_children_list in ./nodehierarchy_theme.inc

Return a themed list of items.

File

./nodehierarchy.module, line 914

Code

function nodehierarchy_previous_sibling_nid($node) {
  if (@$node->parent !== NULL && @$node->order_by) {
    $sibling = db_fetch_object(db_query("SELECT h.nid FROM {nodehierarchy} h WHERE h.parent = %d AND h.order_by < %d ORDER BY h.order_by DESC LIMIT 1", $node->parent, $node->order_by));
    return @$sibling->nid;
  }
  return NULL;
}