358 lines
8.3 KiB
PHP
358 lines
8.3 KiB
PHP
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<?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: Atom.php 16966 2009-07-22 15:22:18Z padraic $
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*/
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/**
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* @see Zend_Feed_Reader
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*/
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require_once 'Zend/Feed/Reader.php';
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/**
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* @see Zend_Feed_Reader_EntryInterface
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*/
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require_once 'Zend/Feed/Reader/EntryInterface.php';
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/**
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* @see Zend_Feed_Reader_EntryAbstract
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*/
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require_once 'Zend/Feed/Reader/EntryAbstract.php';
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/**
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* @see Zend_Feed_Reader_Extension_Atom_Entry
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*/
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require_once 'Zend/Feed/Reader/Extension/Atom/Entry.php';
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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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class Zend_Feed_Reader_Entry_Atom extends Zend_Feed_Reader_EntryAbstract implements Zend_Feed_Reader_EntryInterface
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{
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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 $_xpathQuery = '';
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/**
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* Constructor
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*
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* @param DOMElement $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, $type = null)
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{
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parent::__construct($entry, $entryKey, $type);
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// Everyone by now should know XPath indices start from 1 not 0
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$this->_xpathQuery = '//atom:entry[' . ($this->_entryKey + 1) . ']';
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$atomClass = Zend_Feed_Reader::getPluginLoader()->getClassName('Atom_Entry');
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$this->_extensions['Atom_Entry'] = new $atomClass($entry, $entryKey, $type);
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$threadClass = Zend_Feed_Reader::getPluginLoader()->getClassName('Thread_Entry');
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$this->_extensions['Thread_Entry'] = new $threadClass($entry, $entryKey, $type);
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}
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/**
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* Get the specified author
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*
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* @param int $index
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* @return string|null
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*/
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public function getAuthor($index = 0)
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{
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$authors = $this->getAuthors();
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if (isset($authors[$index])) {
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return $authors[$index];
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}
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return null;
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}
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/**
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* Get an array with feed authors
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*
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* @return array
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*/
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public function getAuthors()
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{
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if (array_key_exists('authors', $this->_data)) {
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return $this->_data['authors'];
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}
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$people = $this->getExtension('Atom')->getAuthors();
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$this->_data['authors'] = $people;
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return $this->_data['authors'];
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}
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/**
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* Get the entry content
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*
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* @return string
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*/
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public function getContent()
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{
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if (array_key_exists('content', $this->_data)) {
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return $this->_data['content'];
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}
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$content = $this->getExtension('Atom')->getContent();
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$this->_data['content'] = $content;
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return $this->_data['content'];
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}
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/**
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* Get the entry creation date
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*
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* @return string
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*/
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public function getDateCreated()
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{
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if (array_key_exists('datecreated', $this->_data)) {
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return $this->_data['datecreated'];
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}
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$dateCreated = $this->getExtension('Atom')->getDateCreated();
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$this->_data['datecreated'] = $dateCreated;
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return $this->_data['datecreated'];
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}
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/**
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* Get the entry modification date
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*
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* @return string
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*/
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public function getDateModified()
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{
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if (array_key_exists('datemodified', $this->_data)) {
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return $this->_data['datemodified'];
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}
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$dateModified = $this->getExtension('Atom')->getDateModified();
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$this->_data['datemodified'] = $dateModified;
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return $this->_data['datemodified'];
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}
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/**
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* Get the entry description
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*
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* @return string
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*/
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public function getDescription()
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{
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if (array_key_exists('description', $this->_data)) {
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return $this->_data['description'];
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}
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$description = $this->getExtension('Atom')->getDescription();
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$this->_data['description'] = $description;
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return $this->_data['description'];
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}
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/**
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* Get the entry enclosure
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*
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* @return string
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*/
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public function getEnclosure()
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{
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if (array_key_exists('enclosure', $this->_data)) {
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return $this->_data['enclosure'];
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}
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$enclosure = $this->getExtension('Atom')->getEnclosure();
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$this->_data['enclosure'] = $enclosure;
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return $this->_data['enclosure'];
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}
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/**
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* Get the entry ID
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*
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* @return string
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*/
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public function getId()
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{
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if (array_key_exists('id', $this->_data)) {
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return $this->_data['id'];
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}
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$id = $this->getExtension('Atom')->getId();
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$this->_data['id'] = $id;
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return $this->_data['id'];
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}
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/**
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* Get a specific link
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*
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* @param int $index
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* @return string
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*/
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public function getLink($index = 0)
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{
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if (!array_key_exists('links', $this->_data)) {
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$this->getLinks();
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}
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if (isset($this->_data['links'][$index])) {
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return $this->_data['links'][$index];
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}
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return null;
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}
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/**
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* Get all links
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*
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* @return array
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*/
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public function getLinks()
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{
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if (array_key_exists('links', $this->_data)) {
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return $this->_data['links'];
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}
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$links = $this->getExtension('Atom')->getLinks();
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$this->_data['links'] = $links;
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return $this->_data['links'];
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}
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/**
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* Get a permalink to the entry
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*
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* @return string
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*/
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public function getPermalink()
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{
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return $this->getLink(0);
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}
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/**
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* Get the entry title
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*
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* @return string
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*/
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public function getTitle()
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{
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if (array_key_exists('title', $this->_data)) {
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return $this->_data['title'];
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}
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$title = $this->getExtension('Atom')->getTitle();
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$this->_data['title'] = $title;
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return $this->_data['title'];
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}
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/**
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* Get the number of comments/replies for current entry
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*
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* @return integer
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*/
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public function getCommentCount()
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{
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if (array_key_exists('commentcount', $this->_data)) {
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return $this->_data['commentcount'];
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}
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$commentcount = $this->getExtension('Thread')>getCommentCount();
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if (!$commentcount) {
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$commentcount = $this->getExtension('Atom')->getCommentCount();
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}
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$this->_data['commentcount'] = $commentcount;
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return $this->_data['commentcount'];
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}
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/**
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* Returns a URI pointing to the HTML page where comments can be made on this entry
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*
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* @return string
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*/
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public function getCommentLink()
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{
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if (array_key_exists('commentlink', $this->_data)) {
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return $this->_data['commentlink'];
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}
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$commentlink = $this->getExtension('Atom')->getCommentLink();
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$this->_data['commentlink'] = $commentlink;
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return $this->_data['commentlink'];
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}
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/**
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* Returns a URI pointing to a feed of all comments for this entry
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*
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* @return string
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*/
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public function getCommentFeedLink()
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{
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if (array_key_exists('commentfeedlink', $this->_data)) {
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return $this->_data['commentfeedlink'];
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}
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$commentfeedlink = $this->getExtension('Atom')->getCommentFeedLink();
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$this->_data['commentfeedlink'] = $commentfeedlink;
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return $this->_data['commentfeedlink'];
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}
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/**
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* Set the XPath query (incl. on all Extensions)
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*
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* @param DOMXPath $xpath
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*/
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public function setXpath(DOMXPath $xpath)
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{
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parent::setXpath($xpath);
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foreach ($this->_extensions as $extension) {
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$extension->setXpath($this->_xpath);
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}
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}
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}
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