Html::glpi_flush PHP Method

    static function glpi_flush()
    {
        flush();
        if (function_exists("ob_flush") && ob_get_length() !== FALSE) {
            ob_flush();
        }
    }

 /**
  * Manage progresse bars
  *
  * @since version 0.85
  *
  * @param $id                 HTML ID of the progress bar
  * @param $options    array   progress status
  *                    - create    do we have to create it ?
  *                    - message   add or change the message
  *                    - percent   current level
  *
  *
  * @return nothing (display)
  **/
 static function progressBar($id, array $options = array())
 {
     $params = array();
     $params['create'] = false;
     $params['message'] = NULL;
     $params['percent'] = -1;
     if (is_array($options) && count($options)) {
         foreach ($options as $key => $val) {
             $params[$key] = $val;
         }
     }
     if ($params['create']) {
         echo "<div class='doaction_cadre'>";
         echo "<div class='doaction_progress' id='{$id}'>";
         echo "<div class='doaction_progress_text' id='" . $id . "_text' >&nbsp;</div>";
         echo "</div>";
         echo "</div><br>";
         echo Html::scriptBlock(self::jsGetElementbyID($id) . ".progressbar();");
     }
     if ($params['message'] !== NULL) {
         echo Html::scriptBlock(self::jsGetElementbyID($id . '_text') . ".text(\"" . addslashes($params['message']) . "\");");
     }
     if ($params['percent'] >= 0 && $params['percent'] <= 100) {
         echo Html::scriptBlock(self::jsGetElementbyID($id) . ".progressbar('option', 'value', " . $params['percent'] . " );");
     }
     if (!$params['create']) {
         Html::glpi_flush();
     }
 }