search for: lft_val

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2006 May 31
1
Help enhancing acts_as_nested_set
...ode already in the hierarchy, try move?" unless node.unknown? self.transaction { begin # get the next lft value to use for a new root node last = self.find(:first, :order => "#{right_col_name} DESC") lft_val = last[right_col_name] rescue ActiveRecord::RecordNotFound lft_val = 0 end node[left_col_name] = lft_val + 1 node[right_col_name] = lft_val + 2 node[parent_column] = 0 # What do to...