public function link($title, $contentsName, $datas = array(), $options = array())
{
if ($datas && is_array($datas)) {
foreach ($datas as $key => $data) {
$datas[$key] = base64UrlsafeEncode($data);
}
}
$link = array_merge(array('plugin' => '', 'controller' => $contentsName, 'action' => 'index'), $datas);
$this->BcBaser->link($title, $link, $options);
}