Html::changeProgressBarMessage PHP Method

    static function changeProgressBarMessage($msg = " ")
    {
        self::progressBar('doaction_progress', array('message' => $msg));
        self::glpi_flush();
    }

        Html::createProgressBar(__('Work in progress...'));
        echo "</td></tr>\n";
        echo "</table>";
        if (!isset($_GET['offset'])) {
            // First run
            $offset = $rulecollection->replayRulesOnExistingDB(0, $max, array(), $_POST);
            $manufacturer = isset($_POST["manufacturer"]) ? $_POST["manufacturer"] : 0;
        } else {
            // Next run
            $offset = $rulecollection->replayRulesOnExistingDB($_GET['offset'], $max, array(), $_GET);
            $manufacturer = $_GET["manufacturer"];
            // global start for stat
            $start = $_GET["start"];
        }
        if ($offset < 0) {
            // Work ended
            $end = explode(" ", microtime());
            $duree = round($end[0] + $end[1] - $start);
            Html::changeProgressBarMessage(sprintf(__('Task completed in %s'), Html::timestampToString($duree)));
            echo "<a href='" . $_SERVER['PHP_SELF'] . "'>" . __('Back') . "</a>";
        } else {
            // Need more work
            Html::redirect($_SERVER['PHP_SELF'] . "?start={$start}&replay_rule=1&offset={$offset}&manufacturer=" . "{$manufacturer}");
        }
        Html::footer(true);
        exit;
    }
}
Html::header(Rule::getTypeName(Session::getPluralNumber()), $_SERVER['PHP_SELF'], 'admin', $rulecollection->menu_type, $rulecollection->menu_option);
$rulecollection->display();
Html::footer();