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Path: /data/applications/aps.bak/joomla/1.5.3-1/htdocs/libraries/joomla/document/feed/renderer/ [ Home ]
File: atom.php
<?php
/**
 * @version		$Id: atom.php 10079 2008-02-28 13:39:08Z ircmaxell $
 * @package		Joomla.Framework
 * @subpackage	Document
 * @copyright	Copyright (C) 2005 - 2008 Open Source Matters. All rights reserved.
 * @license		GNU/GPL, see LICENSE.php
 * Joomla! is free software. This version may have been modified pursuant
 * to the GNU General Public License, and as distributed it includes or
 * is derivative of works licensed under the GNU General Public License or
 * other free or open source software licenses.
 * See COPYRIGHT.php for copyright notices and details.
 */

// Check to ensure this file is within the rest of the framework
defined('JPATH_BASE') or die();



/**
 * JDocumentRenderer_Atom is a feed that implements the atom specification
 *
 * Please note that just by using this class you won't automatically
 * produce valid atom files. For example, you have to specify either an editor
 * for the feed or an author for every single feed item.
 *
 * @author	Johan Janssens <johan.janssens@joomla.org>
 *
 * @package 	Joomla.Framework
 * @subpackage	Document
 * @see http://www.atomenabled.org/developers/syndication/atom-format-spec.php
 * @since	1.5
 */

 class JDocumentRendererAtom extends JDocumentRenderer
 {
	/**
	 * Document mime type
	 *
	 * @var		string
	 * @access	private
	 */
	 var $_mime = "application/atom+xml";

	/**
	 * Render the feed
	 *
	 * @access public
	 * @return string
	 */
	function render()
	{
		$now	=& JFactory::getDate();
		$data	=& $this->_doc;

		$feed = "<feed xmlns=\"http://www.w3.org/2005/Atom\" xml:base=\"".$data->getBase()."\"";
		if ($data->language!="") {
			$feed.= " xml:lang=\"".$data->language."\"";
		}
		$feed.= ">\n";
		$feed.= "	<title type=\"text\">".htmlspecialchars($data->title, ENT_COMPAT, 'UTF-8')."</title>\n";
		$feed.= "	<subtitle type=\"text\">".htmlspecialchars($data->description, ENT_COMPAT, 'UTF-8')."</subtitle>\n";
		$feed.= "	<link rel=\"alternate\" type=\"text/html\" href=\"".$data->link."\"/>\n";
		$feed.= "	<id>".$data->link."</id>\n";
		$feed.= "	<updated>".htmlspecialchars($now->toISO8601(), ENT_COMPAT, 'UTF-8')."</updated>\n";
		if ($data->editor!="") {
			$feed.= "	<author>\n";
			$feed.= "		<name>".$data->editor."</name>\n";
			if ($data->editorEmail!="") {
				$feed.= "		<email>".$data->editorEmail."</email>\n";
			}
			$feed.= "	</author>\n";
		}
		$feed.= "	<generator uri=\"http://joomla.org\" version=\"1.5\">".$data->getGenerator()."</generator>\n";
		$feed.= "<link rel=\"self\" type=\"application/atom+xml\" href=\"". $data->syndicationURL . "\" />\n";
		for ($i=0;$i<count($data->items);$i++)
		{
			$feed.= "	<entry>\n";
			$feed.= "		<title>".htmlspecialchars(strip_tags($data->items[$i]->title), ENT_COMPAT, 'UTF-8')."</title>\n";
			$feed.= '		<link rel="alternate" type="text/html" href="'.$data->items[$i]->link."\"/>\n";

			if ($data->items[$i]->date=="") {
				$data->items[$i]->date = $now->toUnix();
			}
			$itemDate =& JFactory::getDate($data->items[$i]->date);
			$feed.= "		<published>".htmlspecialchars($itemDate->toISO8601(), ENT_COMPAT, 'UTF-8')."</published>\n";
			$feed.= "		<updated>".htmlspecialchars($itemDate->toISO8601(),ENT_COMPAT, 'UTF-8')."</updated>\n";
			$feed.= "		<id>".htmlspecialchars($data->items[$i]->link, ENT_COMPAT, 'UTF-8')."</id>\n";

			if ($data->items[$i]->author!="")
			{
				$feed.= "		<author>\n";
				$feed.= "			<name>".htmlspecialchars($data->items[$i]->author, ENT_COMPAT, 'UTF-8')."</name>\n";
				$feed.= "		</author>\n";
			}
			if ($data->items[$i]->description!="") {
				$feed.= "		<summary type=\"html\">".htmlspecialchars($data->items[$i]->description, ENT_COMPAT, 'UTF-8')."</summary>\n";
				$feed.= "		<content type=\"html\">".htmlspecialchars($data->items[$i]->description, ENT_COMPAT, 'UTF-8')."</content>\n";
			}
			if ($data->items[$i]->enclosure != NULL) {
			$feed.="		<link rel=\"enclosure\" href=\"". $data->items[$i]->enclosure->url ."\" type=\"". $data->items[$i]->enclosure->type."\"  length=\"". $data->items[$i]->enclosure->length . "\" />\n";
			}
			$feed.= "	</entry>\n";
		}
		$feed.= "</feed>\n";
		return $feed;
	}
}