// FIXME: we should probably pass this in
$action = $this->action->trimmed('action');
- $nickname = $this->action->trimmed('tagger');
+
+ if (common_config('singleuser', 'enabled')) {
+ $nickname = User::singleUserNickname();
+ } else {
+ $nickname = $this->action->arg('tagger');
+ }
+
$tag = $this->action->trimmed('tag');
if ($nickname) {