- $xs->elementStart('author');
- $xs->element('uri', array(), $this->actor->id);
- if ($this->actor->title) {
- $xs->element('name', array(), $this->actor->title);
+ if ($author) {
+ $xs->elementStart('author');
+ $xs->element('uri', array(), $this->actor->id);
+ if ($this->actor->title) {
+ $xs->element('name', array(), $this->actor->title);
+ }
+ $xs->elementEnd('author');
+ $xs->raw($this->actor->asString('activity:actor'));