Horde_PubSub_Handle::getTopic PHP Method

    public function getTopic()
    {
        return $this->_topic;
    }

 /**
  * Unsubscribe a handler from a topic
  *
  * @param  Horde_PubSub_Handle $handle
  * @return bool Returns true if topic and handle found, and unsubscribed; returns false if either topic or handle not found
  */
 public function unsubscribe(Horde_PubSub_Handle $handle)
 {
     $topic = $handle->getTopic();
     if (empty($this->_topics[$topic])) {
         return false;
     }
     if (false === ($index = array_search($handle, $this->_topics[$topic]))) {
         return false;
     }
     unset($this->_topics[$topic][$index]);
     return true;
 }