--- /dev/null Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Feed/Reader/Entry/Rss.php Mon Dec 13 18:29:26 2010 +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);
+ }
+ }
+}