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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) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Atom.php 19193 2009-11-23 16:11:15Z padraic $
*/
/**
* @see Zend_Feed_Reader
*/
require_once 'Zend/Feed/Reader.php';
/**
* @see Zend_Feed_Reader_EntryInterface
*/
require_once 'Zend/Feed/Reader/EntryInterface.php';
/**
* @see Zend_Feed_Reader_EntryAbstract
*/
require_once 'Zend/Feed/Reader/EntryAbstract.php';
/**
* @see Zend_Feed_Reader_Extension_Atom_Entry
*/
require_once 'Zend/Feed/Reader/Extension/Atom/Entry.php';
/**
* @category Zend
* @package Zend_Feed_Reader
* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Feed_Reader_Entry_Atom extends Zend_Feed_Reader_EntryAbstract implements Zend_Feed_Reader_EntryInterface
{
/**
* XPath query
*
* @var string
*/
protected $_xpathQuery = '';
/**
* Constructor
*
* @param DOMElement $entry
* @param int $entryKey
* @param string $type
* @return void
*/
public function __construct(DOMElement $entry, $entryKey, $type = null)
{
parent::__construct($entry, $entryKey, $type);
// Everyone by now should know XPath indices start from 1 not 0
$this->_xpathQuery = '//atom:entry[' . ($this->_entryKey + 1) . ']';
$atomClass = Zend_Feed_Reader::getPluginLoader()->getClassName('Atom_Entry');
$this->_extensions['Atom_Entry'] = new $atomClass($entry, $entryKey, $type);
$threadClass = Zend_Feed_Reader::getPluginLoader()->getClassName('Thread_Entry');
$this->_extensions['Thread_Entry'] = new $threadClass($entry, $entryKey, $type);
}
/**
* Get the specified author
*
* @param int $index
* @return string|null
*/
public function getAuthor($index = 0)
{
$authors = $this->getAuthors();
if (isset($authors[$index])) {
return $authors[$index];
}
return null;
}
/**
* Get an array with feed authors
*
* @return array
*/
public function getAuthors()
{
if (array_key_exists('authors', $this->_data)) {
return $this->_data['authors'];
}
$people = $this->getExtension('Atom')->getAuthors();
$this->_data['authors'] = $people;
return $this->_data['authors'];
}
/**
* Get the entry content
*
* @return string
*/
public function getContent()
{
if (array_key_exists('content', $this->_data)) {
return $this->_data['content'];
}
$content = $this->getExtension('Atom')->getContent();
$this->_data['content'] = $content;
return $this->_data['content'];
}
/**
* Get the entry creation date
*
* @return string
*/
public function getDateCreated()
{
if (array_key_exists('datecreated', $this->_data)) {
return $this->_data['datecreated'];
}
$dateCreated = $this->getExtension('Atom')->getDateCreated();
$this->_data['datecreated'] = $dateCreated;
return $this->_data['datecreated'];
}
/**
* Get the entry modification date
*
* @return string
*/
public function getDateModified()
{
if (array_key_exists('datemodified', $this->_data)) {
return $this->_data['datemodified'];
}
$dateModified = $this->getExtension('Atom')->getDateModified();
$this->_data['datemodified'] = $dateModified;
return $this->_data['datemodified'];
}
/**
* Get the entry description
*
* @return string
*/
public function getDescription()
{
if (array_key_exists('description', $this->_data)) {
return $this->_data['description'];
}
$description = $this->getExtension('Atom')->getDescription();
$this->_data['description'] = $description;
return $this->_data['description'];
}
/**
* Get the entry enclosure
*
* @return string
*/
public function getEnclosure()
{
if (array_key_exists('enclosure', $this->_data)) {
return $this->_data['enclosure'];
}
$enclosure = $this->getExtension('Atom')->getEnclosure();
$this->_data['enclosure'] = $enclosure;
return $this->_data['enclosure'];
}
/**
* Get the entry ID
*
* @return string
*/
public function getId()
{
if (array_key_exists('id', $this->_data)) {
return $this->_data['id'];
}
$id = $this->getExtension('Atom')->getId();
$this->_data['id'] = $id;
return $this->_data['id'];
}
/**
* Get a specific link
*
* @param int $index
* @return string
*/
public function getLink($index = 0)
{
if (!array_key_exists('links', $this->_data)) {
$this->getLinks();
}
if (isset($this->_data['links'][$index])) {
return $this->_data['links'][$index];
}
return null;
}
/**
* Get all links
*
* @return array
*/
public function getLinks()
{
if (array_key_exists('links', $this->_data)) {
return $this->_data['links'];
}
$links = $this->getExtension('Atom')->getLinks();
$this->_data['links'] = $links;
return $this->_data['links'];
}
/**
* Get a permalink to the entry
*
* @return string
*/
public function getPermalink()
{
return $this->getLink(0);
}
/**
* Get the entry title
*
* @return string
*/
public function getTitle()
{
if (array_key_exists('title', $this->_data)) {
return $this->_data['title'];
}
$title = $this->getExtension('Atom')->getTitle();
$this->_data['title'] = $title;
return $this->_data['title'];
}
/**
* Get the number of comments/replies for current entry
*
* @return integer
*/
public function getCommentCount()
{
if (array_key_exists('commentcount', $this->_data)) {
return $this->_data['commentcount'];
}
$commentcount = $this->getExtension('Thread')->getCommentCount();
if (!$commentcount) {
$commentcount = $this->getExtension('Atom')->getCommentCount();
}
$this->_data['commentcount'] = $commentcount;
return $this->_data['commentcount'];
}
/**
* Returns a URI pointing to the HTML page where comments can be made on this entry
*
* @return string
*/
public function getCommentLink()
{
if (array_key_exists('commentlink', $this->_data)) {
return $this->_data['commentlink'];
}
$commentlink = $this->getExtension('Atom')->getCommentLink();
$this->_data['commentlink'] = $commentlink;
return $this->_data['commentlink'];
}
/**
* Returns a URI pointing to a feed of all comments for this entry
*
* @return string
*/
public function getCommentFeedLink()
{
if (array_key_exists('commentfeedlink', $this->_data)) {
return $this->_data['commentfeedlink'];
}
$commentfeedlink = $this->getExtension('Atom')->getCommentFeedLink();
$this->_data['commentfeedlink'] = $commentfeedlink;
return $this->_data['commentfeedlink'];
}
/**
* Set the XPath query (incl. on all Extensions)
*
* @param DOMXPath $xpath
*/
public function setXpath(DOMXPath $xpath)
{
parent::setXpath($xpath);
foreach ($this->_extensions as $extension) {
$extension->setXpath($this->_xpath);
}
}
}
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