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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_Reader
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: FeedAbstract.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
/**
* @see Zend_Feed_Reader
*/
// require_once 'Zend/Feed/Reader.php';
/**
* @see Zend_Feed_Reader_Entry_Atom
*/
// require_once 'Zend/Feed/Reader/Entry/Atom.php';
/**
* @see Zend_Feed_Reader_Entry_Rss
*/
// require_once 'Zend/Feed/Reader/Entry/Rss.php';
/**
* @category Zend
* @package Zend_Feed_Reader
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
abstract class Zend_Feed_Reader_Extension_FeedAbstract
{
/**
* Parsed feed data
*
* @var array
*/
protected $_data = array();
/**
* Parsed feed data in the shape of a DOMDocument
*
* @var DOMDocument
*/
protected $_domDocument = null;
/**
* The base XPath query used to retrieve feed data
*
* @var DOMXPath
*/
protected $_xpath = null;
/**
* The XPath prefix
*
* @var string
*/
protected $_xpathPrefix = '';
/**
* Constructor
*
* @param Zend_Feed_Abstract $feed The source Zend_Feed object
* @param string $type Feed type
* @return void
*/
public function __construct(DomDocument $dom, $type = null, DOMXPath $xpath = null)
{
$this->_domDocument = $dom;
if ($type !== null) {
$this->_data['type'] = $type;
} else {
$this->_data['type'] = Zend_Feed_Reader::detectType($dom);
}
if ($xpath !== null) {
$this->_xpath = $xpath;
} else {
$this->_xpath = new DOMXPath($this->_domDocument);
}
$this->_registerNamespaces();
}
/**
* Get the DOM
*
* @return DOMDocument
*/
public function getDomDocument()
{
return $this->_domDocument;
}
/**
* Get the Feed's encoding
*
* @return string
*/
public function getEncoding()
{
$assumed = $this->getDomDocument()->encoding;
return $assumed;
}
/**
* Get the feed type
*
* @return string
*/
public function getType()
{
return $this->_data['type'];
}
/**
* Return the feed as an array
*
* @return array
*/
public function toArray() // untested
{
return $this->_data;
}
/**
* Set the XPath query
*
* @param DOMXPath $xpath
* @return Zend_Feed_Reader_Extension_EntryAbstract
*/
public function setXpath(DOMXPath $xpath)
{
$this->_xpath = $xpath;
$this->_registerNamespaces();
return $this;
}
/**
* Get the DOMXPath object
*
* @return string
*/
public function getXpath()
{
return $this->_xpath;
}
/**
* Get the XPath prefix
*
* @return string
*/
public function getXpathPrefix()
{
return $this->_xpathPrefix;
}
/**
* Set the XPath prefix
*
* @return Zend_Feed_Reader_Feed_Atom
*/
public function setXpathPrefix($prefix)
{
$this->_xpathPrefix = $prefix;
}
/**
* Register the default namespaces for the current feed format
*/
abstract protected function _registerNamespaces();
}
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