david
802479ed64
git-svn-id: https://192.168.0.254/svn/Proyectos.FundacionLQDVI_WebCongresos/trunk@2 94ccb1af-fd9d-d947-8d90-7f70ea60afc8
123 lines
4.5 KiB
PHP
123 lines
4.5 KiB
PHP
<?php
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/**
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* @version $Id: atom.php 15105 2010-02-27 14:59:11Z ian $
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* @package Joomla.Framework
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* @subpackage Document
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* @copyright Copyright (C) 2005 - 2010 Open Source Matters. All rights reserved.
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* @license GNU/GPL, see LICENSE.php
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* Joomla! is free software. This version may have been modified pursuant
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* to the GNU General Public License, and as distributed it includes or
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* is derivative of works licensed under the GNU General Public License or
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* other free or open source software licenses.
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* See COPYRIGHT.php for copyright notices and details.
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*/
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// Check to ensure this file is within the rest of the framework
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defined('JPATH_BASE') or die();
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/**
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* JDocumentRenderer_Atom is a feed that implements the atom specification
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*
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* Please note that just by using this class you won't automatically
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* produce valid atom files. For example, you have to specify either an editor
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* for the feed or an author for every single feed item.
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*
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* @package Joomla.Framework
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* @subpackage Document
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* @see http://www.atomenabled.org/developers/syndication/atom-format-spec.php
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* @since 1.5
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*/
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class JDocumentRendererAtom extends JDocumentRenderer
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{
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/**
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* Document mime type
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*
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* @var string
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* @access private
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*/
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var $_mime = "application/atom+xml";
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/**
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* Render the feed
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*
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* @access public
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* @return string
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*/
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function render()
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{
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$now =& JFactory::getDate();
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$data =& $this->_doc;
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$uri =& JFactory::getURI();
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$url = $uri->toString(array('scheme', 'user', 'pass', 'host', 'port'));
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$syndicationURL =& JRoute::_('&format=feed&type=atom');
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$feed = "<feed xmlns=\"http://www.w3.org/2005/Atom\" ";
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if ($data->language!="") {
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$feed.= " xml:lang=\"".$data->language."\"";
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}
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$feed.= ">\n";
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$feed.= " <title type=\"text\">".htmlspecialchars($data->title, ENT_COMPAT, 'UTF-8')."</title>\n";
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$feed.= " <subtitle type=\"text\">".htmlspecialchars($data->description, ENT_COMPAT, 'UTF-8')."</subtitle>\n";
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$feed.= " <link rel=\"alternate\" type=\"text/html\" href=\"".$url."\"/>\n";
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$feed.= " <id>".str_replace(' ','%20',$data->getBase())."</id>\n";
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$feed.= " <updated>".htmlspecialchars($now->toISO8601(), ENT_COMPAT, 'UTF-8')."</updated>\n";
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if ($data->editor!="") {
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$feed.= " <author>\n";
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$feed.= " <name>".$data->editor."</name>\n";
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if ($data->editorEmail!="") {
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$feed.= " <email>".htmlspecialchars($data->editorEmail, ENT_COMPAT, 'UTF-8')."</email>\n";
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}
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$feed.= " </author>\n";
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}
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$feed.= " <generator uri=\"http://joomla.org\" version=\"1.5\">".$data->getGenerator()."</generator>\n";
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$feed.= '<link rel="self" type="application/atom+xml" href="'.str_replace(' ','%20',$url.$syndicationURL). "\" />\n";
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for ($i=0;$i<count($data->items);$i++)
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{
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$feed.= " <entry>\n";
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$feed.= " <title>".htmlspecialchars(strip_tags($data->items[$i]->title), ENT_COMPAT, 'UTF-8')."</title>\n";
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$feed.= ' <link rel="alternate" type="text/html" href="'.$url.$data->items[$i]->link."\"/>\n";
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if ($data->items[$i]->date=="") {
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$data->items[$i]->date = $now->toUnix();
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}
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$itemDate =& JFactory::getDate($data->items[$i]->date);
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$feed.= " <published>".htmlspecialchars($itemDate->toISO8601(), ENT_COMPAT, 'UTF-8')."</published>\n";
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$feed.= " <updated>".htmlspecialchars($itemDate->toISO8601(),ENT_COMPAT, 'UTF-8')."</updated>\n";
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$feed.= " <id>".str_replace(' ', '%20', $url.$data->items[$i]->link)."</id>\n";
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if ($data->items[$i]->author!="")
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{
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$feed.= " <author>\n";
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$feed.= " <name>".htmlspecialchars($data->items[$i]->author, ENT_COMPAT, 'UTF-8')."</name>\n";
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if ($data->items[$i]->authorEmail!="") {
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$feed.= " <email>".htmlspecialchars($data->items[$i]->authorEmail, ENT_COMPAT, 'UTF-8')."</email>\n";
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}
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$feed.= " </author>\n";
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}
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if ($data->items[$i]->description!="") {
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$feed.= " <summary type=\"html\">".htmlspecialchars($this->_relToAbs($data->items[$i]->description))."</summary>\n";
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$feed.= " <content type=\"html\">".htmlspecialchars($this->_relToAbs($data->items[$i]->description))."</content>\n";
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}
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if ($data->items[$i]->enclosure != NULL) {
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$feed.=" <link rel=\"enclosure\" href=\"". $data->items[$i]->enclosure->url ."\" type=\"". $data->items[$i]->enclosure->type."\" length=\"". $data->items[$i]->enclosure->length . "\" />\n";
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}
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$feed.= " </entry>\n";
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}
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$feed.= "</feed>\n";
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return $feed;
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}
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function _relToAbs($text)
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{
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$base = JURI::base();
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$text = preg_replace("/(href|src)=\"(?!http|ftp|https|mailto)([^\"]*)\"/", "$1=\"$base\$2\"", $text);
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return $text;
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}
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}
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