/**
* @param array $facets
* @param string $treeKey
*
* @return array
*/
public function getTree(array $facets = array(), $treeKey = '')
{
$cacheTreeId = 'simpleTree-' . $treeKey;
$cachedTree = $this->objectCache->getItem($cacheTreeId);
if (is_array($cachedTree)) {
return $cachedTree;
}
if ($treeKey === '') {
return $this->generatePageTree($this->orderAndFilter($facets));
}
$tree = $this->generatePageTree($this->orderAndFilter($facets));
$this->objectCache->setItem($cacheTreeId, $tree);
return $tree;
}
/**
* Get current key, value or metadata.
*
* @return mixed
*/
public function current()
{
if ($this->mode == IteratorInterface::CURRENT_AS_SELF) {
return $this;
}
$key = $this->key();
if ($this->mode == IteratorInterface::CURRENT_AS_VALUE) {
return $this->storage->getItem($key);
} elseif ($this->mode == IteratorInterface::CURRENT_AS_METADATA) {
return $this->storage->getMetadata($key);
}
return $key;
}
