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<?php
/**
* Zend Framework
*
* LICENSE
*
* This source file is subject to the new BSD license that is bundled
* with this package in the file LICENSE.txt.
* It is also available through the world-wide-web at this URL:
* http://framework.zend.com/license/new-bsd
* If you did not receive a copy of the license and are unable to
* obtain it through the world-wide-web, please send an email
* to license@zend.com so we can send you a copy immediately.
*
* @category Zend
* @package Zend_Feed
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Abstract.php 16205 2009-06-21 19:08:45Z thomas $
*/
/**
* @see Zend_Feed
*/
require_once 'Zend/Feed.php';
/**
* @see Zend_Feed_Element
*/
require_once 'Zend/Feed/Element.php';
/**
* Zend_Feed_Entry_Abstract represents a single entry in an Atom or RSS
* feed.
*
* @category Zend
* @package Zend_Feed
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Feed_Entry_Abstract extends Zend_Feed_Element
{
/**
* Root XML element for entries. Subclasses must define this to a
* non-null value.
*
* @var string
*/
protected $_rootElement;
/**
* Root namespace for entries. Subclasses may define this to a
* non-null value.
*
* @var string
*/
protected $_rootNamespace = null;
/**
* Zend_Feed_Entry_Abstract constructor
*
* The Zend_Feed_Entry_Abstract constructor takes the URI of the feed the entry
* is part of, and optionally an XML construct (usually a
* SimpleXMLElement, but it can be an XML string or a DOMNode as
* well) that contains the contents of the entry.
*
* @param string $uri
* @param SimpleXMLElement|DOMNode|string $element
* @return void
* @throws Zend_Feed_Exception
*/
public function __construct($uri = null, $element = null)
{
if (!($element instanceof DOMElement)) {
if ($element) {
// Load the feed as an XML DOMDocument object
@ini_set('track_errors', 1);
$doc = new DOMDocument();
$status = @$doc->loadXML($element);
@ini_restore('track_errors');
if (!$status) {
// prevent the class to generate an undefined variable notice (ZF-2590)
if (!isset($php_errormsg)) {
if (function_exists('xdebug_is_enabled')) {
$php_errormsg = '(error message not available, when XDebug is running)';
} else {
$php_errormsg = '(error message not available)';
}
}
/**
* @see Zend_Feed_Exception
*/
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception("DOMDocument cannot parse XML: $php_errormsg");
}
$element = $doc->getElementsByTagName($this->_rootElement)->item(0);
if (!$element) {
/**
* @see Zend_Feed_Exception
*/
require_once 'Zend/Feed/Exception.php';
throw new Zend_Feed_Exception('No root <' . $this->_rootElement . '> element found, cannot parse feed.');
}
} else {
$doc = new DOMDocument('1.0', 'utf-8');
if ($this->_rootNamespace !== null) {
$element = $doc->createElementNS(Zend_Feed::lookupNamespace($this->_rootNamespace), $this->_rootElement);
} else {
$element = $doc->createElement($this->_rootElement);
}
}
}
parent::__construct($element);
}
}
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