/**
* @package Joomla.Platform
* @subpackage Document
*
* @copyright Copyright (C) 2005 - 2014 Open Source Matters, Inc. All rights reserved.
* @license GNU General Public License version 2 or later; see LICENSE
*/
defined('JPATH_PLATFORM') 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.
*
* @package Joomla.Platform
* @subpackage Document
* @see http://www.atomenabled.org/developers/syndication/atom-format-spec.php
* @since 11.1
*/
class JDocumentRendererAtom extends JDocumentRenderer
{
/**
* Document mime type
*
* @var string
* @since 11.1
*/
protected $_mime = "application/atom+xml";
/**
* Render the feed.
*
* @param string $name The name of the element to render
* @param array $params Array of values
* @param string $content Override the output of the renderer
*
* @return string The output of the script
*
* @see JDocumentRenderer::render()
* @since 11.1
*/
public function render($name = '', $params = null, $content = null)
{
$app = JFactory::getApplication();
// Gets and sets timezone offset from site configuration
$tz = new DateTimeZone($app->getCfg('offset'));
$now = JFactory::getDate();
$now->setTimeZone($tz);
$data = $this->_doc;
$uri = JUri::getInstance();
$url = $uri->toString(array('scheme', 'user', 'pass', 'host', 'port'));
$syndicationURL = JRoute::_('&format=feed&type=atom');
if ($app->getCfg('sitename_pagetitles', 0) == 1)
{
$title = JText::sprintf('JPAGETITLE', $app->getCfg('sitename'), $data->title);
}
elseif ($app->getCfg('sitename_pagetitles', 0) == 2)
{
$title = JText::sprintf('JPAGETITLE', $data->title, $app->getCfg('sitename'));
}
else
{
$title = $data->title;
}
$feed_title = htmlspecialchars($title, ENT_COMPAT, 'UTF-8');
$feed = "language != "")
{
$feed .= " xml:lang=\"" . $data->language . "\"";
}
$feed .= ">\n";
$feed .= " " . $feed_title . "\n";
$feed .= " " . htmlspecialchars($data->description, ENT_COMPAT, 'UTF-8') . "\n";
if (empty($data->category) === false)
{
if (is_array($data->category))
{
foreach ($data->category as $cat)
{
$feed .= " \n";
}
}
else
{
$feed .= " category, ENT_COMPAT, 'UTF-8') . "\" />\n";
}
}
$feed .= " \n";
$feed .= " " . str_replace(' ', '%20', $data->getBase()) . "\n";
$feed .= " " . htmlspecialchars($now->toISO8601(true), ENT_COMPAT, 'UTF-8') . "\n";
if ($data->editor != "")
{
$feed .= " \n";
$feed .= " " . $data->editor . "\n";
if ($data->editorEmail != "")
{
$feed .= " " . htmlspecialchars($data->editorEmail, ENT_COMPAT, 'UTF-8') . "\n";
}
$feed .= " \n";
}
if ($app->get('MetaVersion', 0))
{
$version = new JVersion;
$versionHtmlEscaped = ' version="' . htmlspecialchars($version->RELEASE, ENT_COMPAT, 'UTF-8') . '"';
}
else
{
$versionHtmlEscaped = '';
}
$feed .= " " . $data->getGenerator() . "\n";
$feed .= ' \n";
for ($i = 0, $count = count($data->items); $i < $count; $i++)
{
if (!preg_match('/[\x80-\xFF]/', $data->items[$i]->link))
{
$itemlink = $data->items[$i]->link;
}
else
{
$itemlink = implode("/", array_map("rawurlencode", explode("/", $data->items[$i]->link)));
}
$feed .= " \n";
$feed .= " " . htmlspecialchars(strip_tags($data->items[$i]->title), ENT_COMPAT, 'UTF-8') . "\n";
$feed .= ' \n";
if ($data->items[$i]->date == "")
{
$data->items[$i]->date = $now->toUnix();
}
$itemDate = JFactory::getDate($data->items[$i]->date);
$itemDate->setTimeZone($tz);
$feed .= " " . htmlspecialchars($itemDate->toISO8601(true), ENT_COMPAT, 'UTF-8') . "\n";
$feed .= " " . htmlspecialchars($itemDate->toISO8601(true), ENT_COMPAT, 'UTF-8') . "\n";
if (empty($data->items[$i]->guid) === true)
{
$feed .= " " . str_replace(' ', '%20', $url . $itemlink) . "\n";
}
else
{
$feed .= " " . htmlspecialchars($data->items[$i]->guid, ENT_COMPAT, 'UTF-8') . "\n";
}
if ($data->items[$i]->author != "")
{
$feed .= " \n";
$feed .= " " . htmlspecialchars($data->items[$i]->author, ENT_COMPAT, 'UTF-8') . "\n";
if ($data->items[$i]->authorEmail != "")
{
$feed .= " " . htmlspecialchars($data->items[$i]->authorEmail, ENT_COMPAT, 'UTF-8') . "\n";
}
$feed .= " \n";
}
if ($data->items[$i]->description != "")
{
$feed .= " " . htmlspecialchars($this->_relToAbs($data->items[$i]->description), ENT_COMPAT, 'UTF-8') . "\n";
$feed .= " " . htmlspecialchars($data->items[$i]->description, ENT_COMPAT, 'UTF-8') . "\n";
}
if (empty($data->items[$i]->category) === false)
{
if (is_array($data->items[$i]->category))
{
foreach ($data->items[$i]->category as $cat)
{
$feed .= " \n";
}
}
else
{
$feed .= " items[$i]->category, ENT_COMPAT, 'UTF-8') . "\" />\n";
}
}
if ($data->items[$i]->enclosure != null)
{
$feed .= " items[$i]->enclosure->url . "\" type=\""
. $data->items[$i]->enclosure->type . "\" length=\"" . $data->items[$i]->enclosure->length . "\" />\n";
}
$feed .= " \n";
}
$feed .= "\n";
return $feed;
}
}
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