public function uptaskAction()
{
if (isset($_GET['id']) && isset($_GET['week']) && isset($_GET['task'])) {
$id = mysql_escape_string($_GET['id']);
$week = mysql_escape_string((int) $_GET['week']);
$taskindex = (int) mysql_escape_string((int) $_GET['task']);
$timesheet = new Timesheet($id);
if ($timesheet->updateTaskIndex($week, $taskindex, --$taskindex)) {
$timesheet->save();
}
$this->redirectTo('/timesheet?id=' . $id);
} else {
$this->view->setTemplate('404_timesheet');
}
}