+ if (Event::handle('StartActivityActor', array(&$this, &$xs, &$actor))) {
+ if (!empty($actor)) {
+ $xs->raw($actor);
+ Event::handle('EndActivityActor', array(&$this, &$xs, &$actor));
+ }
+ }
+
+ $url = $this->bestUrl();
+
+ if (Event::handle('StartActivityLink', array(&$this, &$xs, &$url))) {
+ $xs->element('link', array('rel' => 'alternate',
+ 'type' => 'text/html',
+ 'href' => $url));
+ Event::handle('EndActivityLink', array(&$this, &$xs, $url));
+ }
+
+ $id = $this->uri;
+
+ if (Event::handle('StartActivityId', array(&$this, &$xs, &$id))) {
+ $xs->element('id', null, $id);
+ Event::handle('EndActivityId', array(&$this, &$xs, $id));
+ }
+
+ $published = self::utcDate($this->created);
+
+ if (Event::handle('StartActivityPublished', array(&$this, &$xs, &$published))) {
+ $xs->element('published', null, $published);
+ Event::handle('EndActivityPublished', array(&$this, &$xs, $published));
+ }
+
+ $updated = $published; // XXX: notices are usually immutable
+
+ if (Event::handle('StartActivityUpdated', array(&$this, &$xs, &$updated))) {
+ $xs->element('updated', null, $updated);
+ Event::handle('EndActivityUpdated', array(&$this, &$xs, $updated));
+ }
+
+ $content = common_xml_safe_str($this->rendered);
+
+ if (Event::handle('StartActivityContent', array(&$this, &$xs, &$content))) {
+ $xs->element('content', array('type' => 'html'), $content);
+ Event::handle('EndActivityContent', array(&$this, &$xs, $content));
+ }
+
+ // Most of our notices represent POSTing a NOTE. This is the default verb
+ // for activity streams, so we normally just leave it out.
+
+ $verb = ActivityVerb::POST;
+
+ if (Event::handle('StartActivityVerb', array(&$this, &$xs, &$verb))) {
+ $xs->element('activity:verb', null, $verb);
+ Event::handle('EndActivityVerb', array(&$this, &$xs, $verb));
+ }
+
+ // We use the default behavior for activity streams: if there's no activity:object,
+ // then treat the entry itself as the object. Here, you can set the type of that object,
+ // which is normally a NOTE.
+
+ $type = ActivityObject::NOTE;