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Package: Joomla-Framework

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Source code for file /joomla/document/feed/renderer/atom.php

Documentation is available at atom.php

  1. <?php
  2. /**
  3.  * @version        $Id: atom.php 6472 2007-02-03 10:47:26Z pasamio $
  4.  * @package        Joomla.Framework
  5.  * @subpackage    Document
  6.  * @copyright    Copyright (C) 2005 - 2007 Open Source Matters. All rights reserved.
  7.  * @license        GNU/GPL, see LICENSE.php
  8.  *  Joomla! is free software. This version may have been modified pursuant
  9.  *  to the GNU General Public License, and as distributed it includes or
  10.  *  is derivative of works licensed under the GNU General Public License or
  11.  *  other free or open source software licenses.
  12.  *  See COPYRIGHT.php for copyright notices and details.
  13.  */
  14.  
  15. // Check to ensure this file is within the rest of the framework
  16. defined('JPATH_BASE') or die();
  17.  
  18. jimport( 'joomla.utilities.date' );
  19.  
  20. /**
  21.  * JDocumentRenderer_Atom is a feed that implements the atom specification
  22.  *
  23.  * Please note that just by using this class you won't automatically
  24.  * produce valid atom files. For example, you have to specify either an editor
  25.  * for the feed or an author for every single feed item.
  26.  *
  27.  * @author    Johan Janssens <[email protected]>
  28.  *
  29.  * @package     Joomla.Framework
  30.  * @subpackage        Document
  31.  * @see http://www.atomenabled.org/developers/syndication/atom-format-spec.php
  32.  * @since    1.5
  33.  */
  34.  
  35.  class JDocumentRenderer_Atom extends JDocumentRenderer
  36.  {
  37.     /**
  38.      * Document mime type
  39.      *
  40.      * @var        string 
  41.      * @access    private
  42.      */
  43.      //var $_mime = "application/atom+xml";
  44.           var $_mime = "text/xml";
  45.  
  46.  
  47.     /**
  48.      * Render the feed
  49.      *
  50.      * @access public
  51.      * @return string 
  52.      */
  53.     function render()
  54.     {
  55.         $now    = new JDate();
  56.         $data    =& $this->_doc;
  57.  
  58.         $feed = "<feed xmlns=\"http://www.w3.org/2005/Atom\"";
  59.         if ($data->language!="") {
  60.             $feed.= " xml:lang=\"".$data->language."\"";
  61.         }
  62.         $feed.= ">\n";
  63.         $feed.= "    <title>".htmlspecialchars($data->title)."</title>\n";
  64.         $feed.= "    <subtitle>".htmlspecialchars($data->description)."</subtitle>\n";
  65.         $feed.= "    <link rel=\"alternate\" type=\"text/html\" href=\"".htmlspecialchars($data->link)."\"/>\n";
  66.         $feed.= "    <id>".htmlspecialchars($data->link)."</id>\n";
  67.         $feed.= "    <updated>".htmlspecialchars($now->toISO8601())."</updated>\n";
  68.         if ($data->editor!="") {
  69.             $feed.= "    <author>\n";
  70.             $feed.= "        <name>".$data->editor."</name>\n";
  71.             if ($data->editorEmail!="") {
  72.                 $feed.= "        <email>".$data->editorEmail."</email>\n";
  73.             }
  74.             $feed.= "    </author>\n";
  75.         }
  76.         $feed.= "    <generator uri=\"http://joomla.org\" version=\"1.5\">".$data->getGenerator()."</generator>\n";
  77.         $feed.= "<link rel=\"self\" type=\"application/atom+xml\" href=\"". $data->syndicationURL . "\" />\n";
  78.         for ($i=0;$i<count($data->items);$i++)
  79.         {
  80.             $feed.= "    <entry>\n";
  81.             $feed.= "        <title>".htmlspecialchars(strip_tags($data->items[$i]->title))."</title>\n";
  82.             $feed.= "        <link rel=\"alternate\" type=\"text/html\" href=\"".htmlspecialchars($data->items[$i]->link)."\"/>\n";
  83.  
  84.             if ($data->items[$i]->date=="") {
  85.                 $data->items[$i]->date = time();
  86.             }
  87.             $itemDate = new JDate($data->items[$i]->date);
  88.             $feed.= "        <published>".htmlspecialchars($itemDate->toISO8601())."</published>\n";
  89.             $feed.= "        <updated>".htmlspecialchars($itemDate->toISO8601())."</updated>\n";
  90.             $feed.= "        <id>".htmlspecialchars($data->items[$i]->link)."</id>\n";
  91.  
  92.             if ($data->items[$i]->author!="")
  93.             {
  94.                 $feed.= "        <author>\n";
  95.                 $feed.= "            <name>".htmlspecialchars($data->items[$i]->author)."</name>\n";
  96.                 $feed.= "        </author>\n";
  97.             }
  98.             if ($data->items[$i]->description!="") {
  99.                 $feed.= "        <summary type=\"html\">".htmlspecialchars($data->items[$i]->description)."</summary>\n";
  100.             }
  101.             if ($data->items[$i]->enclosure != NULL) {
  102.             $feed.="        <link rel=\"enclosure\" href=\"". $data->items[$i]->enclosure->url ."\" type=\"". $data->items[$i]->enclosure->type."\"  length=\"". $data->items[$i]->enclosure->length . "\" />\n";
  103.             }
  104.             $feed.= "    </entry>\n";
  105.         }
  106.         $feed.= "</feed>\n";
  107.         return $feed;
  108.     }
  109. }
  110. ?>
Documentation generated on Mon, 05 Mar 2007 20:52:38 +0000 by phpDocumentor 1.3.1