public function add($name, TrailInterface $trail, $root = null)
{
$this->remove($name);
if (null !== $root) {
$root = $this->get($root);
$crumbs = array_merge($root->getCrumbs(), $trail->getCrumbs());
$trail->setCrumbs($crumbs);
}
$this->trails[$name] = $trail;
}
public function render(TrailInterface $trail)
{
$res = '<ul>';
foreach ($trail->getCrumbs() as $crumb) {
$res .= '<li' . $this->renderAttributes($crumb->getAttributes()) . '>';
$res .= $this->renderCrumb($crumb);
$res .= '</li>';
}
$res .= '</ul>';
return $res;
}
