web/lib/Zend/Feed/Reader/Entry/Atom.php
changeset 64 162c1de6545a
parent 19 1c2f13fd785c
child 68 ecaf28ffe26e
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Feed/Reader/Entry/Atom.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,400 @@
+<?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: Atom.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * @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) 2005-2010 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);
+        }
+    }
+}