public function addFriend(OW_Event $event)
 {
     $params = $event->getParams();
     if (empty($params['requesterId']) || empty($params['userId'])) {
         return;
     }
     $requesterId = $params['requesterId'];
     $userId = $params['userId'];
     $frendshipDto = $this->service->findFriendship($requesterId, $userId);
     if (!empty($frendshipDto)) {
         return;
     }
     $this->service->request($requesterId, $userId);
     $event = new OW_Event('friends.request-sent', array('senderId' => $requesterId, 'recipientId' => $userId, 'time' => time()));
     OW::getEventManager()->trigger($event);
     $frendshipDto = $this->service->accept($userId, $requesterId);
     if (empty($frendshipDto)) {
         return;
     }
     $se = BOL_UserService::getInstance();
     $names = $se->getDisplayNamesForList(array($requesterId, $userId));
     $uUrls = $se->getUserUrlsForList(array($requesterId, $userId));
     //Add Newsfeed activity action
     $event = new OW_Event('feed.action', array('pluginKey' => 'friends', 'entityType' => 'friend_add', 'entityId' => $frendshipDto->id, 'userId' => array($requesterId, $userId), 'feedType' => 'user', 'feedId' => $requesterId), array('string' => array("key" => 'friends+newsfeed_action_string', "vars" => array('user_url' => $uUrls[$userId], 'name' => $names[$userId], 'requester_url' => $uUrls[$requesterId], 'requester_name' => $names[$requesterId]))));
     OW::getEventManager()->trigger($event);
     $event = new OW_Event('friends.request-accepted', array('senderId' => $requesterId, 'recipientId' => OW::getUser()->getId(), 'time' => time()));
     OW::getEventManager()->trigger($event);
 }