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-rw-r--r--libs/Zend/Feed/Rss.php529
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-<?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
- * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- * @version $Id: Rss.php 23775 2011-03-01 17:25:24Z ralph $
- */
-
-
-/**
- * @see Zend_Feed_Abstract
- */
-// require_once 'Zend/Feed/Abstract.php';
-
-/**
- * @see Zend_Feed_Entry_Rss
- */
-// require_once 'Zend/Feed/Entry/Rss.php';
-
-
-/**
- * RSS channel class
- *
- * The Zend_Feed_Rss class is a concrete subclass of
- * Zend_Feed_Abstract meant for representing RSS channels. It does not
- * add any methods to its parent, just provides a classname to check
- * against with the instanceof operator, and expects to be handling
- * RSS-formatted data instead of Atom.
- *
- * @category Zend
- * @package Zend_Feed
- * @copyright Copyright (c) 2005-2011 Zend Technologies USA Inc. (http://www.zend.com)
- * @license http://framework.zend.com/license/new-bsd New BSD License
- */
-class Zend_Feed_Rss extends Zend_Feed_Abstract
-{
- /**
- * The classname for individual channel elements.
- *
- * @var string
- */
- protected $_entryClassName = 'Zend_Feed_Entry_Rss';
-
- /**
- * The element name for individual channel elements (RSS <item>s).
- *
- * @var string
- */
- protected $_entryElementName = 'item';
-
- /**
- * The default namespace for RSS channels.
- *
- * @var string
- */
- protected $_defaultNamespace = 'rss';
-
- /**
- * Override Zend_Feed_Abstract to set up the $_element and $_entries aliases.
- *
- * @return void
- * @throws Zend_Feed_Exception
- */
- public function __wakeup()
- {
- parent::__wakeup();
-
- // Find the base channel element and create an alias to it.
- $rdfTags = $this->_element->getElementsByTagNameNS('http://www.w3.org/1999/02/22-rdf-syntax-ns#', 'RDF');
- if ($rdfTags->length != 0) {
- $this->_element = $rdfTags->item(0);
- } else {
- $this->_element = $this->_element->getElementsByTagName('channel')->item(0);
- }
- if (!$this->_element) {
- /**
- * @see Zend_Feed_Exception
- */
- // require_once 'Zend/Feed/Exception.php';
- throw new Zend_Feed_Exception('No root <channel> element found, cannot parse channel.');
- }
-
- // Find the entries and save a pointer to them for speed and
- // simplicity.
- $this->_buildEntryCache();
- }
-
-
- /**
- * Make accessing some individual elements of the channel easier.
- *
- * Special accessors 'item' and 'items' are provided so that if
- * you wish to iterate over an RSS channel's items, you can do so
- * using foreach ($channel->items as $item) or foreach
- * ($channel->item as $item).
- *
- * @param string $var The property to access.
- * @return mixed
- */
- public function __get($var)
- {
- switch ($var) {
- case 'item':
- // fall through to the next case
- case 'items':
- return $this;
-
- default:
- return parent::__get($var);
- }
- }
-
- /**
- * Generate the header of the feed when working in write mode
- *
- * @param array $array the data to use
- * @return DOMElement root node
- */
- protected function _mapFeedHeaders($array)
- {
- $channel = $this->_element->createElement('channel');
-
- $title = $this->_element->createElement('title');
- $title->appendChild($this->_element->createCDATASection($array->title));
- $channel->appendChild($title);
-
- $link = $this->_element->createElement('link', $array->link);
- $channel->appendChild($link);
-
- $desc = isset($array->description) ? $array->description : '';
- $description = $this->_element->createElement('description');
- $description->appendChild($this->_element->createCDATASection($desc));
- $channel->appendChild($description);
-
- $pubdate = isset($array->lastUpdate) ? $array->lastUpdate : time();
- $pubdate = $this->_element->createElement('pubDate', date(DATE_RSS, $pubdate));
- $channel->appendChild($pubdate);
-
- if (isset($array->published)) {
- $lastBuildDate = $this->_element->createElement('lastBuildDate', date(DATE_RSS, $array->published));
- $channel->appendChild($lastBuildDate);
- }
-
- $editor = '';
- if (!empty($array->email)) {
- $editor .= $array->email;
- }
- if (!empty($array->author)) {
- $editor .= ' (' . $array->author . ')';
- }
- if (!empty($editor)) {
- $author = $this->_element->createElement('managingEditor', ltrim($editor));
- $channel->appendChild($author);
- }
- if (isset($array->webmaster)) {
- $channel->appendChild($this->_element->createElement('webMaster', $array->webmaster));
- }
-
- if (!empty($array->copyright)) {
- $copyright = $this->_element->createElement('copyright', $array->copyright);
- $channel->appendChild($copyright);
- }
-
- if (isset($array->category)) {
- $category = $this->_element->createElement('category', $array->category);
- $channel->appendChild($category);
- }
-
- if (!empty($array->image)) {
- $image = $this->_element->createElement('image');
- $url = $this->_element->createElement('url', $array->image);
- $image->appendChild($url);
- $imagetitle = $this->_element->createElement('title');
- $imagetitle->appendChild($this->_element->createCDATASection($array->title));
- $image->appendChild($imagetitle);
- $imagelink = $this->_element->createElement('link', $array->link);
- $image->appendChild($imagelink);
-
- $channel->appendChild($image);
- }
-
- $generator = !empty($array->generator) ? $array->generator : 'Zend_Feed';
- $generator = $this->_element->createElement('generator', $generator);
- $channel->appendChild($generator);
-
- if (!empty($array->language)) {
- $language = $this->_element->createElement('language', $array->language);
- $channel->appendChild($language);
- }
-
- $doc = $this->_element->createElement('docs', 'http://blogs.law.harvard.edu/tech/rss');
- $channel->appendChild($doc);
-
- if (isset($array->cloud)) {
- $cloud = $this->_element->createElement('cloud');
- $cloud->setAttribute('domain', $array->cloud['uri']->getHost());
- $cloud->setAttribute('port', $array->cloud['uri']->getPort());
- $cloud->setAttribute('path', $array->cloud['uri']->getPath());
- $cloud->setAttribute('registerProcedure', $array->cloud['procedure']);
- $cloud->setAttribute('protocol', $array->cloud['protocol']);
- $channel->appendChild($cloud);
- }
-
- if (isset($array->ttl)) {
- $ttl = $this->_element->createElement('ttl', $array->ttl);
- $channel->appendChild($ttl);
- }
-
- if (isset($array->rating)) {
- $rating = $this->_element->createElement('rating', $array->rating);
- $channel->appendChild($rating);
- }
-
- if (isset($array->textInput)) {
- $textinput = $this->_element->createElement('textInput');
- $textinput->appendChild($this->_element->createElement('title', $array->textInput['title']));
- $textinput->appendChild($this->_element->createElement('description', $array->textInput['description']));
- $textinput->appendChild($this->_element->createElement('name', $array->textInput['name']));
- $textinput->appendChild($this->_element->createElement('link', $array->textInput['link']));
- $channel->appendChild($textinput);
- }
-
- if (isset($array->skipHours)) {
- $skipHours = $this->_element->createElement('skipHours');
- foreach ($array->skipHours as $hour) {
- $skipHours->appendChild($this->_element->createElement('hour', $hour));
- }
- $channel->appendChild($skipHours);
- }
-
- if (isset($array->skipDays)) {
- $skipDays = $this->_element->createElement('skipDays');
- foreach ($array->skipDays as $day) {
- $skipDays->appendChild($this->_element->createElement('day', $day));
- }
- $channel->appendChild($skipDays);
- }
-
- if (isset($array->itunes)) {
- $this->_buildiTunes($channel, $array);
- }
-
- return $channel;
- }
-
- /**
- * Adds the iTunes extensions to a root node
- *
- * @param DOMElement $root
- * @param array $array
- * @return void
- */
- private function _buildiTunes(DOMElement $root, $array)
- {
- /* author node */
- $author = '';
- if (isset($array->itunes->author)) {
- $author = $array->itunes->author;
- } elseif (isset($array->author)) {
- $author = $array->author;
- }
- if (!empty($author)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:author', $author);
- $root->appendChild($node);
- }
-
- /* owner node */
- $author = '';
- $email = '';
- if (isset($array->itunes->owner)) {
- if (isset($array->itunes->owner['name'])) {
- $author = $array->itunes->owner['name'];
- }
- if (isset($array->itunes->owner['email'])) {
- $email = $array->itunes->owner['email'];
- }
- }
- if (empty($author) && isset($array->author)) {
- $author = $array->author;
- }
- if (empty($email) && isset($array->email)) {
- $email = $array->email;
- }
- if (!empty($author) || !empty($email)) {
- $owner = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:owner');
- if (!empty($author)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:name', $author);
- $owner->appendChild($node);
- }
- if (!empty($email)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:email', $email);
- $owner->appendChild($node);
- }
- $root->appendChild($owner);
- }
- $image = '';
- if (isset($array->itunes->image)) {
- $image = $array->itunes->image;
- } elseif (isset($array->image)) {
- $image = $array->image;
- }
- if (!empty($image)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:image');
- $node->setAttribute('href', $image);
- $root->appendChild($node);
- }
- $subtitle = '';
- if (isset($array->itunes->subtitle)) {
- $subtitle = $array->itunes->subtitle;
- } elseif (isset($array->description)) {
- $subtitle = $array->description;
- }
- if (!empty($subtitle)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:subtitle', $subtitle);
- $root->appendChild($node);
- }
- $summary = '';
- if (isset($array->itunes->summary)) {
- $summary = $array->itunes->summary;
- } elseif (isset($array->description)) {
- $summary = $array->description;
- }
- if (!empty($summary)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:summary', $summary);
- $root->appendChild($node);
- }
- if (isset($array->itunes->block)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:block', $array->itunes->block);
- $root->appendChild($node);
- }
- if (isset($array->itunes->explicit)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:explicit', $array->itunes->explicit);
- $root->appendChild($node);
- }
- if (isset($array->itunes->keywords)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:keywords', $array->itunes->keywords);
- $root->appendChild($node);
- }
- if (isset($array->itunes->new_feed_url)) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:new-feed-url', $array->itunes->new_feed_url);
- $root->appendChild($node);
- }
- if (isset($array->itunes->category)) {
- foreach ($array->itunes->category as $i => $category) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:category');
- $node->setAttribute('text', $category['main']);
- $root->appendChild($node);
- $add_end_category = false;
- if (!empty($category['sub'])) {
- $add_end_category = true;
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:category');
- $node->setAttribute('text', $category['sub']);
- $root->appendChild($node);
- }
- if ($i > 0 || $add_end_category) {
- $node = $this->_element->createElementNS('http://www.itunes.com/DTDs/Podcast-1.0.dtd', 'itunes:category');
- $root->appendChild($node);
- }
- }
- }
- }
-
- /**
- * Generate the entries of the feed when working in write mode
- *
- * The following nodes are constructed for each feed entry
- * <item>
- * <title>entry title</title>
- * <link>url to feed entry</link>
- * <guid>url to feed entry</guid>
- * <description>short text</description>
- * <content:encoded>long version, can contain html</content:encoded>
- * </item>
- *
- * @param DOMElement $root the root node to use
- * @param array $array the data to use
- * @return void
- */
- protected function _mapFeedEntries(DOMElement $root, $array)
- {
- Zend_Feed::registerNamespace('content', 'http://purl.org/rss/1.0/modules/content/');
-
- foreach ($array as $dataentry) {
- $item = $this->_element->createElement('item');
-
- $title = $this->_element->createElement('title');
- $title->appendChild($this->_element->createCDATASection($dataentry->title));
- $item->appendChild($title);
-
- if (isset($dataentry->author)) {
- $author = $this->_element->createElement('author', $dataentry->author);
- $item->appendChild($author);
- }
-
- $link = $this->_element->createElement('link', $dataentry->link);
- $item->appendChild($link);
-
- if (isset($dataentry->guid)) {
- $guid = $this->_element->createElement('guid', $dataentry->guid);
- if (!Zend_Uri::check($dataentry->guid)) {
- $guid->setAttribute('isPermaLink', 'false');
- }
- $item->appendChild($guid);
- }
-
- $description = $this->_element->createElement('description');
- $description->appendChild($this->_element->createCDATASection($dataentry->description));
- $item->appendChild($description);
-
- if (isset($dataentry->content)) {
- $content = $this->_element->createElement('content:encoded');
- $content->appendChild($this->_element->createCDATASection($dataentry->content));
- $item->appendChild($content);
- }
-
- $pubdate = isset($dataentry->lastUpdate) ? $dataentry->lastUpdate : time();
- $pubdate = $this->_element->createElement('pubDate', date(DATE_RSS, $pubdate));
- $item->appendChild($pubdate);
-
- if (isset($dataentry->category)) {
- foreach ($dataentry->category as $category) {
- $node = $this->_element->createElement('category', $category['term']);
- if (isset($category['scheme'])) {
- $node->setAttribute('domain', $category['scheme']);
- }
- $item->appendChild($node);
- }
- }
-
- if (isset($dataentry->source)) {
- $source = $this->_element->createElement('source', $dataentry->source['title']);
- $source->setAttribute('url', $dataentry->source['url']);
- $item->appendChild($source);
- }
-
- if (isset($dataentry->comments)) {
- $comments = $this->_element->createElement('comments', $dataentry->comments);
- $item->appendChild($comments);
- }
- if (isset($dataentry->commentRss)) {
- $comments = $this->_element->createElementNS('http://wellformedweb.org/CommentAPI/',
- 'wfw:commentRss',
- $dataentry->commentRss);
- $item->appendChild($comments);
- }
-
-
- if (isset($dataentry->enclosure)) {
- foreach ($dataentry->enclosure as $enclosure) {
- $node = $this->_element->createElement('enclosure');
- $node->setAttribute('url', $enclosure['url']);
- if (isset($enclosure['type'])) {
- $node->setAttribute('type', $enclosure['type']);
- }
- if (isset($enclosure['length'])) {
- $node->setAttribute('length', $enclosure['length']);
- }
- $item->appendChild($node);
- }
- }
-
- $root->appendChild($item);
- }
- }
-
- /**
- * Override Zend_Feed_Element to include <rss> root node
- *
- * @return string
- */
- public function saveXml()
- {
- // Return a complete document including XML prologue.
- $doc = new DOMDocument($this->_element->ownerDocument->version,
- $this->_element->ownerDocument->actualEncoding);
- $root = $doc->createElement('rss');
-
- // Use rss version 2.0
- $root->setAttribute('version', '2.0');
-
- // Content namespace
- $root->setAttributeNS('http://www.w3.org/2000/xmlns/', 'xmlns:content', 'http://purl.org/rss/1.0/modules/content/');
- $root->appendChild($doc->importNode($this->_element, true));
-
- // Append root node
- $doc->appendChild($root);
-
- // Format output
- $doc->formatOutput = true;
-
- return $doc->saveXML();
- }
-
- /**
- * Send feed to a http client with the correct header
- *
- * @return void
- * @throws Zend_Feed_Exception if headers have already been sent
- */
- public function send()
- {
- if (headers_sent()) {
- /**
- * @see Zend_Feed_Exception
- */
- // require_once 'Zend/Feed/Exception.php';
- throw new Zend_Feed_Exception('Cannot send RSS because headers have already been sent.');
- }
-
- header('Content-Type: application/rss+xml; charset=' . $this->_element->ownerDocument->actualEncoding);
-
- echo $this->saveXml();
- }
-
-}
generated by cgit v1.2.3 (git 2.25.1) at 2024-09-07 06:52:02 +0300