198 lines
4.4 KiB
PHP
198 lines
4.4 KiB
PHP
<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Feed_Reader
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: EntryAbstract.php 16711 2009-07-14 16:10:54Z matthew $
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*/
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/**
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* @category Zend
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* @package Zend_Feed_Reader
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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abstract class Zend_Feed_Reader_Extension_EntryAbstract
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{
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/**
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* Feed entry data
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*
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* @var array
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*/
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protected $_data = array();
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/**
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* DOM document object
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*
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* @var DOMDocument
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*/
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protected $_domDocument = null;
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/**
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* Entry instance
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*
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* @var Zend_Feed_Entry_Abstract
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*/
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protected $_entry = null;
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/**
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* Pointer to the current entry
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*
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* @var int
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*/
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protected $_entryKey = 0;
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/**
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* XPath object
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*
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* @var DOMXPath
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*/
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protected $_xpath = null;
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/**
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* XPath query
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*
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* @var string
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*/
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protected $_xpathPrefix = '';
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/**
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* Constructor
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*
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* @param Zend_Feed_Entry_Abstract $entry
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* @param int $entryKey
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* @param string $type
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* @return void
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*/
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public function __construct(DOMElement $entry, $entryKey, $type = null)
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{
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$this->_entry = $entry;
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$this->_entryKey = $entryKey;
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$this->_domDocument = $entry->ownerDocument;
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if (!is_null($type)) {
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$this->_data['type'] = $type;
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} else {
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$this->_data['type'] = Zend_Feed_Reader::detectType($feed);
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}
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// set the XPath query prefix for the entry being queried
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if ($this->getType() == Zend_Feed_Reader::TYPE_RSS_10
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|| $this->getType() == Zend_Feed_Reader::TYPE_RSS_090
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) {
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$this->setXpathPrefix('//rss:item[' . ($this->_entryKey+1) . ']');
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} elseif ($this->getType() == Zend_Feed_Reader::TYPE_ATOM_10
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|| $this->getType() == Zend_Feed_Reader::TYPE_ATOM_03
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) {
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$this->setXpathPrefix('//atom:entry[' . ($this->_entryKey+1) . ']');
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} else {
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$this->setXpathPrefix('//item[' . ($this->_entryKey+1) . ']');
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}
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}
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/**
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* Get the DOM
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*
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* @return DOMDocument
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*/
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public function getDomDocument()
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{
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return $this->_domDocument;
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}
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/**
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* Get the Entry's encoding
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*
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* @return string
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*/
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public function getEncoding()
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{
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$assumed = $this->getDomDocument()->encoding;
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return $assumed;
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}
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/**
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* Get the entry type
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*
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* @return string
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*/
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public function getType()
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{
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return $this->_data['type'];
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}
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/**
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* Set the XPath query
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*
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* @param DOMXPath $xpath
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* @return Zend_Feed_Reader_Extension_EntryAbstract
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*/
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public function setXpath(DOMXPath $xpath)
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{
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$this->_xpath = $xpath;
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$this->_registerNamespaces();
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return $this;
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}
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/**
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* Get the XPath query object
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*
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* @return DOMXPath
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*/
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public function getXpath()
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{
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return $this->_xpath;
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}
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/**
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* Serialize the entry to an array
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*
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* @return array
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*/
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public function toArray()
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{
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return $this->_data;
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}
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/**
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* Get the XPath prefix
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*
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* @return string
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*/
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public function getXpathPrefix()
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{
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return $this->_xpathPrefix;
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}
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/**
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* Set the XPath prefix
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*
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* @param string $prefix
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* @return Zend_Feed_Reader_Extension_EntryAbstract
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*/
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public function setXpathPrefix($prefix)
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{
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$this->_xpathPrefix = $prefix;
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return $this;
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}
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/**
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* Register XML namespaces
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*
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* @return void
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*/
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protected abstract function _registerNamespaces();
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}
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