diff -r 5b37998e522e -r 162c1de6545a web/lib/Zend/Feed/Reader/Entry/Rss.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Feed/Reader/Entry/Rss.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,668 @@
+<?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: Rss.php 22300 2010-05-26 10:13:34Z 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_DublinCore_Entry
+ */
+require_once 'Zend/Feed/Reader/Extension/DublinCore/Entry.php';
+
+/**
+ * @see Zend_Feed_Reader_Extension_Content_Entry
+ */
+require_once 'Zend/Feed/Reader/Extension/Content/Entry.php';
+
+/**
+ * @see Zend_Feed_Reader_Extension_Atom_Entry
+ */
+require_once 'Zend/Feed/Reader/Extension/Atom/Entry.php';
+
+/**
+ * @see Zend_Feed_Reader_Extension_WellformedWeb_Entry
+ */
+require_once 'Zend/Feed/Reader/Extension/WellFormedWeb/Entry.php';
+
+/**
+ * @see Zend_Feed_Reader_Extension_Slash_Entry
+ */
+require_once 'Zend/Feed/Reader/Extension/Slash/Entry.php';
+
+/**
+ * @see Zend_Feed_Reader_Extension_Thread_Entry
+ */
+require_once 'Zend/Feed/Reader/Extension/Thread/Entry.php';
+
+/**
+ * @see Zend_Date
+ */
+require_once 'Zend/Date.php';
+
+/**
+ * @see Zend_Feed_Reader_Collection_Category
+ */
+require_once 'Zend/Feed/Reader/Collection/Category.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_Rss extends Zend_Feed_Reader_EntryAbstract implements Zend_Feed_Reader_EntryInterface
+{
+
+    /**
+     * XPath query for RDF
+     *
+     * @var string
+     */
+    protected $_xpathQueryRdf = '';
+
+    /**
+     * XPath query for RSS
+     *
+     * @var string
+     */
+    protected $_xpathQueryRss = '';
+
+    /**
+     * Constructor
+     *
+     * @param  Zend_Feed_Entry_Abstract $entry
+     * @param  string $entryKey
+     * @param  string $type
+     * @return void
+     */
+    public function __construct(DOMElement $entry, $entryKey, $type = null)
+    {
+        parent::__construct($entry, $entryKey, $type);
+        $this->_xpathQueryRss = '//item[' . ($this->_entryKey+1) . ']';
+        $this->_xpathQueryRdf = '//rss:item[' . ($this->_entryKey+1) . ']';
+
+        $pluginLoader = Zend_Feed_Reader::getPluginLoader();
+
+        $dublinCoreClass = $pluginLoader->getClassName('DublinCore_Entry');
+        $this->_extensions['DublinCore_Entry'] = new $dublinCoreClass($entry, $entryKey, $type);
+
+        $contentClass   = $pluginLoader->getClassName('Content_Entry');
+        $this->_extensions['Content_Entry'] = new $contentClass($entry, $entryKey, $type);
+
+        $atomClass   = $pluginLoader->getClassName('Atom_Entry');
+        $this->_extensions['Atom_Entry'] = new $atomClass($entry, $entryKey, $type);
+
+        $wfwClass   = $pluginLoader->getClassName('WellFormedWeb_Entry');
+        $this->_extensions['WellFormedWeb_Entry'] = new $wfwClass($entry, $entryKey, $type);
+
+        $slashClass   = $pluginLoader->getClassName('Slash_Entry');
+        $this->_extensions['Slash_Entry'] = new $slashClass($entry, $entryKey, $type);
+
+        $threadClass   = $pluginLoader->getClassName('Thread_Entry');
+        $this->_extensions['Thread_Entry'] = new $threadClass($entry, $entryKey, $type);
+    }
+
+    /**
+     * Get an author entry
+     *
+     * @param DOMElement $element
+     * @return string
+     */
+    public function getAuthor($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'];
+        }
+        
+        $authors = array();
+        $authors_dc = $this->getExtension('DublinCore')->getAuthors();
+        if (!empty($authors_dc)) {
+            foreach ($authors_dc as $author) {
+                $authors[] = array(
+                    'name' => $author['name']
+                );
+            }
+        }
+        
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10
+        && $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090) {
+            $list = $this->_xpath->query($this->_xpathQueryRss . '//author');
+        } else {
+            $list = $this->_xpath->query($this->_xpathQueryRdf . '//rss:author');
+        }
+        if ($list->length) {
+            foreach ($list as $author) {
+                $string = trim($author->nodeValue);
+                $email = null;
+                $name = null;
+                $data = array();
+                // Pretty rough parsing - but it's a catchall
+                if (preg_match("/^.*@[^ ]*/", $string, $matches)) {
+                    $data['email'] = trim($matches[0]);
+                    if (preg_match("/\((.*)\)$/", $string, $matches)) {
+                        $data['name'] = $matches[1];
+                    }
+                    $authors[] = $data;
+                } 
+            }
+        }
+
+        if (count($authors) == 0) {
+            $authors = $this->getExtension('Atom')->getAuthors();
+        } else {
+            $authors = new Zend_Feed_Reader_Collection_Author(
+                Zend_Feed_Reader::arrayUnique($authors)
+            );
+        }
+
+        if (count($authors) == 0) {
+            $authors = null;
+        }
+
+        $this->_data['authors'] = $authors;
+
+        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 = $this->getExtension('Content')->getContent();
+
+        if (!$content) {
+            $content = $this->getDescription();
+        }
+
+        if (empty($content)) {
+            $content = $this->getExtension('Atom')->getContent();
+        }
+
+        $this->_data['content'] = $content;
+
+        return $this->_data['content'];
+    }
+
+    /**
+     * Get the entry's date of creation
+     *
+     * @return string
+     */
+    public function getDateCreated()
+    {
+        return $this->getDateModified();
+    }
+
+    /**
+     * Get the entry's date of modification
+     *
+     * @return string
+     */
+    public function getDateModified()
+    {
+        if (array_key_exists('datemodified', $this->_data)) {
+            return $this->_data['datemodified'];
+        }
+
+        $dateModified = null;
+        $date = null;
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10
+            && $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090
+        ) {
+            $dateModified = $this->_xpath->evaluate('string('.$this->_xpathQueryRss.'/pubDate)');
+            if ($dateModified) {
+                $dateModifiedParsed = strtotime($dateModified);
+                if ($dateModifiedParsed) {
+                    $date = new Zend_Date($dateModifiedParsed);
+                } else {
+                    $dateStandards = array(Zend_Date::RSS, Zend_Date::RFC_822,
+                    Zend_Date::RFC_2822, Zend_Date::DATES);
+                    $date = new Zend_Date;
+                    foreach ($dateStandards as $standard) {
+                        try {
+                            $date->set($dateModified, $standard);
+                            break;
+                        } catch (Zend_Date_Exception $e) {
+                            if ($standard == Zend_Date::DATES) {
+                                require_once 'Zend/Feed/Exception.php';
+                                throw new Zend_Feed_Exception(
+                                    'Could not load date due to unrecognised'
+                                    .' format (should follow RFC 822 or 2822):'
+                                    . $e->getMessage(),
+                                    0, $e
+                                );
+                            }
+                        }
+                    }
+                }
+            }
+        }
+
+        if (!$date) {
+            $date = $this->getExtension('DublinCore')->getDate();
+        }
+
+        if (!$date) {
+            $date = $this->getExtension('Atom')->getDateModified();
+        }
+
+        if (!$date) {
+            $date = null;
+        }
+
+        $this->_data['datemodified'] = $date;
+
+        return $this->_data['datemodified'];
+    }
+
+    /**
+     * Get the entry description
+     *
+     * @return string
+     */
+    public function getDescription()
+    {
+        if (array_key_exists('description', $this->_data)) {
+            return $this->_data['description'];
+        }
+
+        $description = null;
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10
+            && $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090
+        ) {
+            $description = $this->_xpath->evaluate('string('.$this->_xpathQueryRss.'/description)');
+        } else {
+            $description = $this->_xpath->evaluate('string('.$this->_xpathQueryRdf.'/rss:description)');
+        }
+
+        if (!$description) {
+            $description = $this->getExtension('DublinCore')->getDescription();
+        }
+
+        if (empty($description)) {
+            $description = $this->getExtension('Atom')->getDescription();
+        }
+
+        if (!$description) {
+            $description = null;
+        }
+
+        $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'];
+        }
+
+        $enclosure = null;
+
+        if ($this->getType() == Zend_Feed_Reader::TYPE_RSS_20) {
+            $nodeList = $this->_xpath->query($this->_xpathQueryRss . '/enclosure');
+
+            if ($nodeList->length > 0) {
+                $enclosure = new stdClass();
+                $enclosure->url    = $nodeList->item(0)->getAttribute('url');
+                $enclosure->length = $nodeList->item(0)->getAttribute('length');
+                $enclosure->type   = $nodeList->item(0)->getAttribute('type');
+            }
+        }
+
+        if (!$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'];
+        }
+
+        $id = null;
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10
+            && $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090
+        ) {
+            $id = $this->_xpath->evaluate('string('.$this->_xpathQueryRss.'/guid)');
+        }
+
+        if (!$id) {
+            $id = $this->getExtension('DublinCore')->getId();
+        }
+
+        if (empty($id)) {
+            $id = $this->getExtension('Atom')->getId();
+        }
+
+        if (!$id) {
+            if ($this->getPermalink()) {
+                $id = $this->getPermalink();
+            } elseif ($this->getTitle()) {
+                $id = $this->getTitle();
+            } else {
+                $id = null;
+            }
+        }
+
+        $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'];
+        }
+
+        $links = array();
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10 &&
+            $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090) {
+            $list = $this->_xpath->query($this->_xpathQueryRss.'//link');
+        } else {
+            $list = $this->_xpath->query($this->_xpathQueryRdf.'//rss:link');
+        }
+
+        if (!$list->length) {
+            $links = $this->getExtension('Atom')->getLinks();
+        } else {
+            foreach ($list as $link) {
+                $links[] = $link->nodeValue;
+            }
+        }
+
+        $this->_data['links'] = $links;
+
+        return $this->_data['links'];
+    }
+    
+    /**
+     * Get all categories
+     *
+     * @return Zend_Feed_Reader_Collection_Category
+     */
+    public function getCategories()
+    {
+        if (array_key_exists('categories', $this->_data)) {
+            return $this->_data['categories'];
+        }
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10 &&
+            $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090) {
+            $list = $this->_xpath->query($this->_xpathQueryRss.'//category');
+        } else {
+            $list = $this->_xpath->query($this->_xpathQueryRdf.'//rss:category');
+        }
+
+        if ($list->length) {
+            $categoryCollection = new Zend_Feed_Reader_Collection_Category;
+            foreach ($list as $category) {
+                $categoryCollection[] = array(
+                    'term' => $category->nodeValue,
+                    'scheme' => $category->getAttribute('domain'),
+                    'label' => $category->nodeValue,
+                );
+            }
+        } else {
+            $categoryCollection = $this->getExtension('DublinCore')->getCategories();
+        }
+        
+        if (count($categoryCollection) == 0) {
+            $categoryCollection = $this->getExtension('Atom')->getCategories();
+        }
+
+        $this->_data['categories'] = $categoryCollection;
+
+        return $this->_data['categories'];
+    }
+
+    /**
+     * 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'];
+        }
+
+        $title = null;
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10
+            && $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090
+        ) {
+            $title = $this->_xpath->evaluate('string('.$this->_xpathQueryRss.'/title)');
+        } else {
+            $title = $this->_xpath->evaluate('string('.$this->_xpathQueryRdf.'/rss:title)');
+        }
+
+        if (!$title) {
+            $title = $this->getExtension('DublinCore')->getTitle();
+        }
+
+        if (!$title) {
+            $title = $this->getExtension('Atom')->getTitle();
+        }
+
+        if (!$title) {
+            $title = null;
+        }
+
+        $this->_data['title'] = $title;
+
+        return $this->_data['title'];
+    }
+
+    /**
+     * Get the number of comments/replies for current entry
+     *
+     * @return string|null
+     */
+    public function getCommentCount()
+    {
+        if (array_key_exists('commentcount', $this->_data)) {
+            return $this->_data['commentcount'];
+        }
+
+        $commentcount = $this->getExtension('Slash')->getCommentCount();
+
+        if (!$commentcount) {
+            $commentcount = $this->getExtension('Thread')->getCommentCount();
+        }
+
+        if (!$commentcount) {
+            $commentcount = $this->getExtension('Atom')->getCommentCount();
+        }
+
+        if (!$commentcount) {
+            $commentcount = null;
+        }
+
+        $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'];
+        }
+
+        $commentlink = null;
+
+        if ($this->getType() !== Zend_Feed_Reader::TYPE_RSS_10
+            && $this->getType() !== Zend_Feed_Reader::TYPE_RSS_090
+        ) {
+            $commentlink = $this->_xpath->evaluate('string('.$this->_xpathQueryRss.'/comments)');
+        }
+
+        if (!$commentlink) {
+            $commentlink = $this->getExtension('Atom')->getCommentLink();
+        }
+
+        if (!$commentlink) {
+            $commentlink = null;
+        }
+
+        $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 = $this->getExtension('WellFormedWeb')->getCommentFeedLink();
+
+        if (!$commentfeedlink) {
+            $commentfeedlink = $this->getExtension('Atom')->getCommentFeedLink('rss');
+        }
+
+        if (!$commentfeedlink) {
+            $commentfeedlink = $this->getExtension('Atom')->getCommentFeedLink('rdf');
+        }
+
+        if (!$commentfeedlink) {
+            $commentfeedlink = null;
+        }
+
+        $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);
+        }
+    }
+}