function getCurrentTrail($offset = 0)
{
if (!isset($this->cachedTrail)) {
$request = $this->request();
if (is_null($request)) {
throw new Fault(Faults::REQUEST_NOT_SET);
}
$url = $request->getAttribute('virtualUri');
$this->currentLink = null;
$this->cachedTrail = [];
$this->buildTrail($this->rootLink, $this->cachedTrail, $url);
if ($this->currentLink) {
if ($this->currentLink === $this->selectedLink) {
$this->currentLink->setState(true, true, true);
} else {
$this->currentLink->setState(true, false, true);
if ($this->selectedLink) {
$this->selectedLink->setState(true, true, false);
}
}
}
}
return $offset ? array_slice($this->cachedTrail, $offset) : $this->cachedTrail;
}
