@@ -28,6 +28,9 @@ class Controller extends BaseController
$id = $package instanceof \Solarium_Document_ReadOnly ? $package->id : $package->getId();
$dlKeys[$id] = 'dl:'.$id;
}
+ if (!$dlKeys) {
+ return $metadata;
+ }
$res = $this->get('snc_redis.default')->mget(array_values($dlKeys));
$metadata = array(