function fetchFriendTweetsAndFriends($lurl, $fa)
 {
     $fd = new FollowDAO($this->db, $this->logger);
     $pd = new PostDAO($this->db, $this->logger);
     $ud = new UserDAO($this->db, $this->logger);
     $continue_fetching = true;
     while ($this->api->available && $this->api->available_api_calls_for_crawler > 0 && $continue_fetching) {
         $stale_friend = $fd->getStalestFriend($this->owner_object->user_id);
         if ($stale_friend != null) {
             $this->logger->logStatus($stale_friend->username . " is friend most need of update", get_class($this));
             $stale_friend_tweets = str_replace("[id]", $stale_friend->username, $this->api->cURL_source['user_timeline']);
             $args = array();
             $args["count"] = 200;
             if ($stale_friend->last_post_id > 0) {
                 $args['since_id'] = $stale_friend->last_post_id;
             }
             list($cURL_status, $twitter_data) = $this->api->apiRequest($stale_friend_tweets, $this->logger, $args);
             if ($cURL_status == 200) {
                 try {
                     $count = 0;
                     $tweets = $this->api->parseXML($twitter_data);
                     if (count($tweets) > 0) {
                         $stale_friend_updated_from_tweets = false;
                         foreach ($tweets as $tweet) {
                             if ($pd->addPost($tweet, $stale_friend, $this->logger) > 0) {
                                 $count++;
                                 //expand and insert links contained in tweet
                                 $this->processTweetURLs($tweet, $lurl, $fa);
                             }
                             if (!$stale_friend_updated_from_tweets) {
                                 //Update stale_friend values here
                                 $stale_friend->full_name = $tweet['full_name'];
                                 $stale_friend->avatar = $tweet['avatar'];
                                 $stale_friend->location = $tweet['location'];
                                 $stale_friend->description = $tweet['description'];
                                 $stale_friend->url = $tweet['url'];
                                 $stale_friend->is_protected = $tweet['is_protected'];
                                 $stale_friend->follower_count = $tweet['follower_count'];
                                 $stale_friend->friend_count = $tweet['friend_count'];
                                 $stale_friend->post_count = $tweet['post_count'];
                                 $stale_friend->joined = date_format(date_create($tweet['joined']), "Y-m-d H:i:s");
                                 if ($tweet['post_id'] > $stale_friend->last_post_id) {
                                     $stale_friend->last_post_id = $tweet['post_id'];
                                 }
                                 $ud->updateUser($stale_friend);
                                 $stale_friend_updated_from_tweets = true;
                             }
                         }
                     } else {
                         $this->fetchAndAddUser($stale_friend->user_id, "Friends");
                     }
                     $this->logger->logStatus(count($tweets) . " tweet(s) found for " . $stale_friend->username . " and {$count} saved", get_class($this));
                 } catch (Exception $e) {
                     $this->logger->logStatus('Could not parse friends XML for $stale_friend->username', get_class($this));
                 }
                 $this->fetchUserFriendsByIDs($stale_friend->user_id, $fd);
             } elseif ($cURL_status == 401 || $cURL_status == 404) {
                 try {
                     $e = $this->api->parseError($twitter_data);
                     $ued = new UserErrorDAO($this->db, $this->logger);
                     $ued->insertError($stale_friend->user_id, $cURL_status, $e['error'], $this->owner_object->user_id);
                     $this->logger->logStatus('User error saved', get_class($this));
                 } catch (Exception $e) {
                     $this->logger->logStatus('Could not parse timeline error for $stale_friend->username', get_class($this));
                 }
             }
         } else {
             $this->logger->logStatus('No friend staler than 1 day', get_class($this));
             $continue_fetching = false;
         }
     }
 }