/**
  * Function for adding a new arena to the database. Updates the arena object.
  *
  * @param activitycalendar_arena $arena the party to be added
  * @return bool true if successful, false otherwise
  */
 function add(&$arena)
 {
     // Insert a new arena
     $q = "INSERT INTO activity_arena (arena_name) VALUES ('test')";
     $result = $this->db->query($q);
     if (isset($result)) {
         // Set the new party ID
         $arena->set_id($this->db->get_last_insert_id('activity_arena', 'id'));
         // Forward this request to the update method
         return $this->update($arena);
     } else {
         return false;
     }
 }