00001 <?php 00002 /*************************************************************************** 00003 * Copyright (C) 2007 by Dmitry A. Lomash, Dmitry E. Demidov * 00004 * * 00005 * This program is free software; you can redistribute it and/or modify * 00006 * it under the terms of the GNU Lesser General Public License as * 00007 * published by the Free Software Foundation; either version 3 of the * 00008 * License, or (at your option) any later version. * 00009 * * 00010 ***************************************************************************/ 00011 00015 final class RssFeedFormat extends FeedFormat 00016 { 00017 const VERSION = '2.0'; 00018 00022 public static function me() 00023 { 00024 return Singleton::getInstance(__CLASS__); 00025 } 00026 00030 public function getChannelWorker() 00031 { 00032 return RssChannelWorker::me(); 00033 } 00034 00038 public function getItemWorker() 00039 { 00040 return RssItemWorker::me(); 00041 } 00042 00043 public function isAcceptable(SimpleXMLElement $xmlFeed) 00044 { 00045 return ( 00046 ($xmlFeed->getName() == 'rss') 00047 && (isset($xmlFeed['version'])) 00048 && ($xmlFeed['version'] == self::VERSION) 00049 ); 00050 } 00051 } 00052 ?>