CommonITILTask::displayTabContentForItem PHP Method

    static function displayTabContentForItem(CommonGLPI $item, $tabnum = 1, $withtemplate = 0)
    {
        $itemtype = $item->getType() . 'Task';
        if ($task = getItemForItemtype($itemtype)) {
            $task->showSummary($item);
            return true;
        }
    }