private function recalculateSubTree($set, $left, $depth, $q_table, $c_order_by, $c_id, $c_parent_id, $c_left, $c_right, $c_depth)
	{
		foreach($set as $row) {
			$id = $row['id'];
			
			$this->flupdo->update($q_table)
				->set("$c_left = ?", $left)
				->set("$c_depth = ?", $depth)
				->where("$c_id = ?", $id)
				->exec();

			$sub_set = $this->flupdo->select($c_id)
				->from($q_table)
				->where("$c_parent_id = ?", $id)
				->orderBy($c_order_by)
				->query();

			$left = $this->recalculateSubTree($sub_set, $left + 1, $depth + 1,
					$q_table, $c_order_by, $c_id, $c_parent_id, $c_left, $c_right, $c_depth);
			
			$this->flupdo->update($q_table)
				->set("$c_right = ?", $left)
				->where("$c_id = ?", $id)
				->exec();

			$left++;
		}
		return $left;
	}
private function recalculateSubTree($set, $left, $depth, $q_table, $c_order_by, $c_id, $c_parent_id, $c_left, $c_right, $c_depth)
	{
		foreach($set as $row) {
			$id = $row['id'];
			
			$this->flupdo->update($q_table)
				->set("$c_left = ?", $left)
				->set("$c_depth = ?", $depth)
				->where("$c_id = ?", $id)
				->exec();

			$sub_set = $this->flupdo->select($c_id)
				->from($q_table)
				->where("$c_parent_id = ?", $id)
				->orderBy($c_order_by)
				->query();

			$left = $this->recalculateSubTree($sub_set, $left + 1, $depth + 1,
					$q_table, $c_order_by, $c_id, $c_parent_id, $c_left, $c_right, $c_depth);
			
			$this->flupdo->update($q_table)
				->set("$c_right = ?", $left)
				->where("$c_id = ?", $id)
				->exec();

			$left++;
		}
		return $left;
	}
private function recalculateSubTree ( $ set , $ left , $ depth , $ q_table , $ c_order_by , $ c_id , $ c_parent_id , $ c_left , $ c_right , $ c_depth ) { foreach ( $ set as $ row ) { $ id = $ row [ 'id' ] ; $ this -> flupdo -> update ( $ q_table ) -> set ( "$c_left = ?" , $ left ) -> set ( "$c_depth = ?" , $ depth ) -> where ( "$c_id = ?" , $ id ) -> exec ( ) ; $ sub_set = $ this -> flupdo -> select ( $ c_id ) -> from ( $ q_table ) -> where ( "$c_parent_id = ?" , $ id ) -> orderBy ( $ c_order_by ) -> query ( ) ; $ left = $ this -> recalculateSubTree ( $ sub_set , $ left + 1 , $ depth + 1 , $ q_table , $ c_order_by , $ c_id , $ c_parent_id , $ c_left , $ c_right , $ c_depth ) ; $ this -> flupdo -> update ( $ q_table ) -> set ( "$c_right = ?" , $ left ) -> where ( "$c_id = ?" , $ id ) -> exec ( ) ; $ left ++ ; } return $ left ; }
Recalculate given subtree.

@see recalculateTree()
Recalculate given subtree .