public static function add_fanpage($fanpage_id, $user_id, $access_token)
 {
     //*** Call api to get fanpage info
     $facebook = new \Libs\Facebook();
     $page = $facebook->get_page_information($fanpage_id, $access_token);
     //*** Add to DB
     \Fuel\Core\DB::start_transaction();
     if (!\Model_Pages::check_page_exist($fanpage_id)) {
         if (!\Model_Pages::add_fanpage($page)) {
             return false;
         }
     }
     $data = array('user_id' => $user_id, 'fanpage_id' => $fanpage_id);
     $user_page = \Model_UserPage::forge($data);
     if (!$user_page->save()) {
         return false;
     }
     \Fuel\Core\DB::commit_transaction();
     return true;
 }