lib/nested_set/base.rb in nested_set-1.7.0 vs lib/nested_set/base.rb in nested_set-1.7.1

@@ -101,10 +101,14 @@
               }
               scope :leaves, lambda {
                 where("#{quoted_right_column_name} - #{quoted_left_column_name} = 1").
                 order(quoted_left_column_name)
               }
+              scope :nodes, lambda {
+                where("(#{quoted_right_column_name} - #{quoted_left_column_name} - 1) / 2 != 0").
+                order(quoted_left_column_name)
+              }
               scope :with_depth, proc {|level| where(:"#{depth_column_name}" => level).order(quoted_left_column_name) }
 
               define_callbacks :move, :terminator => "result == false"
             end
           end
@@ -280,10 +284,10 @@
                 hash
               end
             end
 
             def nodes_for_rebuild(node, node_scope)
-              where(parent_column_name => node).
+              where(parent_column_name => node.id).
                 where(node_scope).
                 order(order_for_rebuild).
                 all
             end