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 /* $Id: RssFeedFormat.class.php 4687 2007-12-09 18:57:18Z voxus $ */ 00012 00016 final class RssFeedFormat extends FeedFormat 00017 { 00018 const VERSION = '2.0'; 00019 00023 public static function me() 00024 { 00025 return Singleton::getInstance(__CLASS__); 00026 } 00027 00031 public function getChannelWorker() 00032 { 00033 return RssChannelWorker::me(); 00034 } 00035 00039 public function getItemWorker() 00040 { 00041 return RssItemWorker::me(); 00042 } 00043 00044 public function isAcceptable(SimpleXMLElement $xmlFeed) 00045 { 00046 return ( 00047 ($xmlFeed->getName() == 'rss') 00048 && (isset($xmlFeed['version'])) 00049 && ($xmlFeed['version'] == self::VERSION) 00050 ); 00051 } 00052 } 00053 ?>