/**
* Returns descendant of item
*
* @param Permission $item permission instance
* @return array
*/
public function fetchDescendant(Permission $item)
{
$key = $this->getCacheKey($item->siteKey, $item->name, 'descendant');
if (!($descendants = $this->cache->get($key))) {
$descendants = $this->repo->fetchDescendant($item);
if (!empty($descendants)) {
$this->cache->put($key, $descendants);
}
}
return $descendants;
}
/**
* get cached data
*
* @param string $siteKey site key
* @param string $head root name
* @return array
*/
protected function getData($siteKey, $head)
{
$key = $this->makeKey($siteKey, $head);
if (!isset($this->bag[$key])) {
$cacheKey = $this->getCacheKey($key);
if (!($data = $this->cache->get($cacheKey))) {
if (!($item = $this->repo->findByName($siteKey, $head))) {
return [];
}
$descendant = $this->repo->fetchDescendant($siteKey, $head);
$data = array_merge([$item], $descendant);
$this->cache->put($cacheKey, $data);
}
$this->bag[$key] = $data;
}
return $this->bag[$key];
}
/**
* Returns descendant of item
*
* @param Permission $item permission instance
* @return array
*/
public function fetchDescendant(Permission $item)
{
return $this->repo->fetchDescendant($item);
}