openrat-cms

RSSCreate.class.php (5802B)

---

 <?php
 namespace cms\macros\macro;
 // ---------------------------------------------------------------------------
 // $Id$
 // ---------------------------------------------------------------------------
 // OpenRat Content Management System
 // Copyright (C) 2002 Jan Dankert, jandankert@jandankert.de
 //
 // This program is free software; you can redistribute it and/or
 // modify it under the terms of the GNU General Public License
 // as published by the Free Software Foundation; either version 2
 // of the License, or (at your option) any later version.
 //
 // This program is distributed in the hope that it will be useful,
 // but WITHOUT ANY WARRANTY; without even the implied warranty of
 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 // GNU General Public License for more details.
 //
 // You should have received a copy of the GNU General Public License
 // along with this program; if not, write to the Free Software
 // Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA  02111-1307, USA.
 // ---------------------------------------------------------------------------
 // $Log$
 // Revision 1.4  2009-03-16 23:30:02  dankert
 // Unnötigen Aufruf von pathToObject entfernt.
 //
 // Revision 1.3  2007-11-17 02:19:29  dankert
 // Erg?nzung der Version (Default: 0.91), Korrektur, Anpassung an neue API.
 //
 // Revision 1.2  2004/12/28 22:57:56  dankert
 // Korrektur Vererbung, "api" ausgebaut
 //
 // Revision 1.1  2004/10/14 21:14:52  dankert
 // Erzeugen eines RSS-Feeds aus einem Ordner
 //
 // ---------------------------------------------------------------------------
 use cms\model\Folder;
 use cms\model\Page;
 use util\Macro;
 
 
 /**
  * Erstellen eines Hauptmenues
  * @author Jan Dankert
  */
 class RSSCreate extends Macro
 {
 	/**
 	 * Bitte immer alle Parameter in dieses Array schreiben, dies ist fuer den Web-Developer hilfreich.
 	 * @type String
 	 */
 	var $parameters  = Array(
 		'htmlentities'    =>'Escape HTML-Tags in RSS-Feed, default: false',
 		'folderid'        =>'Id of the folder whose pages should go into the RSS-Feed, default: the root folder',
 		'feed_url'        =>'Url of the feed, default: blank',
 		'feed_title'      =>'Title of the feed, default: Name of folder',
 		'feed_description'=>'Description of the feed, default: Description of folder'
 		);
 
 	var $htmlentities = false;
 	var $folderid     = 0;
 
 	/**
 	 * Bitte immer eine Beschreibung benutzen, dies ist fuer den Web-Developer hilfreich.
 	 * @type String
 	 */
 	var $description      = 'Creates an RSS-Feed of pages in a folder';
 	var $api;
 
 	var $feed_version     = '0.91';
 	var $feed_url         = '';
 	var $feed_title       = '';
 	var $feed_description = '';
 
 	// Erstellen des Hauptmenues
 	function execute()
 	{
 		$feed = array();
 
 		// Lesen des Root-Ordners
 		if	( intval($this->folderid) == 0 )
 			$folder = new Folder( $this->getRootObjectId() );
 		else
 			$folder = new Folder( intval($this->folderid) );
 
 		$folder->load();
 
 		if	( $this->feed_title == '' )
 			$this->feed_title = $folder->getNameForLanguage( $this->pageContext->languageId )->name;
 
 		if	( $this->feed_description == '' )
 			$this->feed_description = $folder->getNameForLanguage( $this->pageContext->languageId )->description;
 
 		$feed['title'      ] = $this->feed_title;			
 		$feed['description'] = $this->feed_description;			
 		$feed['url'        ] = $this->feed_url;			
 		$feed['items'      ] = array();			
 
 		// Schleife ueber alle Inhalte des Root-Ordners
 		foreach( $folder->getObjectIds() as $id )
 		{
 			if	( $id == $this->getObjectId() )
 				continue;
 			$o = new Object( $id );
 			$o->load();
 			if ( $o->isPage ) // Nur wenn Seite
 			{
 				$p = new Page( $id );
 				$p->load();
 
 				$item = array();
 
 				$name = $p->getNameForLanguage($this->pageContext->languageId);
 				$item['title'      ] = $name->name;
 				$item['description'] = $name->description;
 				$item['pubDate'    ] = $p->lastchangeDate;
 				if	( empty($this->feed_url) )
 					$item['link'       ] = $this->pathToObject($id);
 				else
 					$item['link'       ] = $this->feed_url;
 				
 				$feed['items'][] = $item;
 			}
 		}
 		
 		$rss = $this->rss($feed);
 
 		if	( $this->htmlentities )
 			$rss = htmlentities( $rss );
 
 		$this->output( $rss );
 	}
 	
 	
 	function rss($input, $stylesheet='')
 	{
 //		print_r($input);
 		 // Builds the XML RSS schema using the array
 		$input["encoding"]  = (empty($input["encoding"] ))?"UTF-8":$input["encoding"];
 		$input["language"]  = (empty($input["language"] ))?"en-us":$input["language"];
 		
 		if	( empty($input['title'      ])) $input['title'      ] = ''; 
 		if	( empty($input['description'])) $input['description'] = ''; 
 		if	( empty($input['link'       ])) $input['link'       ] = ''; 
 		$rss = '<?xml version="1.0" encoding="'.$input["encoding"].'"?>';
 		$rss .= (!empty($stylesheet))?"\n".'<?xml-stylesheet type="text/xsl" href="'.$stylesheet.'"?>':"";
 		$rss .= <<<__RSS__
 		
 		<rss version="{$this->feed_version}">
 		<channel>
 		<title>{$input["title"]}</title>
 		<description>{$input["description"]}</description>
 		<link>{$input["link"]}</link>
 		<language>{$input["language"]}</language>
 		<generator></generator>
 		
 __RSS__;
 		    foreach($input["items"] as $item)
 		    {
 				if	( empty($item['title'      ])) $item['title'      ] = ''; 
 				if	( empty($item['description'])) $item['description'] = ''; 
 		        $data = date("r", $item["pubDate"]);
 		        $rss .= "\n<item>\n<title>".$item["title"]."</title>";
 		        $rss .= "\n<description><![CDATA[".$item["description"]."]]></description>";
 		        if (!empty($item["pubDate"]))
 		            $rss .= "\n<pubDate>".date("r", $item["pubDate"])."</pubDate>";
 		        if (!empty($item["link"]))
 		            $rss .= "\n<link>".$item["link"]."</link>";
 		        $rss .= "\n</item>\n";
 		    }
 			$rss .= "\n</channel>\n</rss>";
 		return $rss;
 	}
 }