protected function after_execute() {
        $this->add_related_files('mod_assign', 'intro', null);
        $this->add_related_files('mod_assign', 'introattachment', null);

        $this->add_plugin_config_files('assignsubmission');
        $this->add_plugin_config_files('assignfeedback');

        $this->set_latest_submission_field();
    }