function move_files($questionid, $oldcontextid, $newcontextid) { $fs = get_file_storage(); parent::move_files($questionid, $oldcontextid, $newcontextid); $this->move_files_in_answers($questionid, $oldcontextid, $newcontextid); $fs->move_area_files_to_new_context($oldcontextid, $newcontextid, 'qtype_numerical', 'instruction', $questionid); }