File indexing completed on 2025-01-19 05:21:05

 <?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) 2005-2015 Zend Technologies USA Inc. (http://www.zend.com)
  * @license    http://framework.zend.com/license/new-bsd     New BSD License
  * @version    $Id$
  */
 
 /**
  * @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) 2005-2015 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);
 
         $threadClass = Zend_Feed_Reader::getPluginLoader()->getClassName('DublinCore_Entry');
         $this->_extensions['DublinCore_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'];
     }
 
     /**
      * Get category data as a Zend_Feed_Reader_Collection_Category object
      *
      * @return Zend_Feed_Reader_Collection_Category
      */
     public function getCategories()
     {
         if (array_key_exists('categories', $this->_data)) {
             return $this->_data['categories'];
         }
 
         $categoryCollection = $this->getExtension('Atom')->getCategories();
 
         if (count($categoryCollection) == 0) {
             $categoryCollection = $this->getExtension('DublinCore')->getCategories();
         }
 
         $this->_data['categories'] = $categoryCollection;
 
         return $this->_data['categories'];
     }
 
     /**
      * Get source feed metadata from the entry
      *
      * @return Zend_Feed_Reader_Feed_Atom_Source|null
      */
     public function getSource()
     {
         if (array_key_exists('source', $this->_data)) {
             return $this->_data['source'];
         }
 
         $source = $this->getExtension('Atom')->getSource();
 
         $this->_data['source'] = $source;
 
         return $this->_data['source'];
     }
 
     /**
      * 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);
         }
     }
 }