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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_Reader
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Feed.php 16792 2009-07-17 02:52:37Z norm2782 $
*/
/**
* @see Zend_Feed_Reader_Extension_FeedAbstract
*/
require_once 'Zend/Feed/Reader/Extension/FeedAbstract.php';
/**
* @category Zend
* @package Zend_Feed_Reader
* @copyright Copyright (c) 2005-2008 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Feed_Reader_Extension_Podcast_Feed extends Zend_Feed_Reader_Extension_FeedAbstract
{
/**
* Get the entry author
*
* @return string
*/
public function getCastAuthor()
{
if (isset($this->_data['author'])) {
return $this->_data['author'];
}
$author = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:author)');
if (!$author) {
$author = null;
}
$this->_data['author'] = $author;
return $this->_data['author'];
}
/**
* Get the entry block
*
* @return string
*/
public function getBlock()
{
if (isset($this->_data['block'])) {
return $this->_data['block'];
}
$block = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:block)');
if (!$block) {
$block = null;
}
$this->_data['block'] = $block;
return $this->_data['block'];
}
/**
* Get the entry category
*
* @return string
*/
public function getCategories()
{
if (isset($this->_data['categories'])) {
return $this->_data['categories'];
}
$categoryList = $this->_xpath->query($this->getXpathPrefix() . '/itunes:category');
$categories = array();
if ($categoryList->length > 0) {
foreach ($categoryList as $node) {
$children = null;
if ($node->childNodes->length > 0) {
$children = array();
foreach ($node->childNodes as $childNode) {
if (!($childNode instanceof DOMText)) {
$children[$childNode->getAttribute('text')] = null;
}
}
}
$categories[$node->getAttribute('text')] = $children;
}
}
if (!$categories) {
$categories = null;
}
$this->_data['categories'] = $categories;
return $this->_data['categories'];
}
/**
* Get the entry explicit
*
* @return string
*/
public function getExplicit()
{
if (isset($this->_data['explicit'])) {
return $this->_data['explicit'];
}
$explicit = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:explicit)');
if (!$explicit) {
$explicit = null;
}
$this->_data['explicit'] = $explicit;
return $this->_data['explicit'];
}
/**
* Get the entry image
*
* @return string
*/
public function getImage()
{
if (isset($this->_data['image'])) {
return $this->_data['image'];
}
$image = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:image/@href)');
if (!$image) {
$image = null;
}
$this->_data['image'] = $image;
return $this->_data['image'];
}
/**
* Get the entry keywords
*
* @return string
*/
public function getKeywords()
{
if (isset($this->_data['keywords'])) {
return $this->_data['keywords'];
}
$keywords = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:keywords)');
if (!$keywords) {
$keywords = null;
}
$this->_data['keywords'] = $keywords;
return $this->_data['keywords'];
}
/**
* Get the entry's new feed url
*
* @return string
*/
public function getNewFeedUrl()
{
if (isset($this->_data['new-feed-url'])) {
return $this->_data['new-feed-url'];
}
$newFeedUrl = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:new-feed-url)');
if (!$newFeedUrl) {
$newFeedUrl = null;
}
$this->_data['new-feed-url'] = $newFeedUrl;
return $this->_data['new-feed-url'];
}
/**
* Get the entry owner
*
* @return string
*/
public function getOwner()
{
if (isset($this->_data['owner'])) {
return $this->_data['owner'];
}
$owner = null;
$email = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:owner/itunes:email)');
$name = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:owner/itunes:name)');
if (!empty($email)) {
$owner = $email . (empty($name) ? '' : ' (' . $name . ')');
} else if (!empty($name)) {
$owner = $name;
}
if (!$owner) {
$owner = null;
}
$this->_data['owner'] = $owner;
return $this->_data['owner'];
}
/**
* Get the entry subtitle
*
* @return string
*/
public function getSubtitle()
{
if (isset($this->_data['subtitle'])) {
return $this->_data['subtitle'];
}
$subtitle = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:subtitle)');
if (!$subtitle) {
$subtitle = null;
}
$this->_data['subtitle'] = $subtitle;
return $this->_data['subtitle'];
}
/**
* Get the entry summary
*
* @return string
*/
public function getSummary()
{
if (isset($this->_data['summary'])) {
return $this->_data['summary'];
}
$summary = $this->_xpath->evaluate('string(' . $this->getXpathPrefix() . '/itunes:summary)');
if (!$summary) {
$summary = null;
}
$this->_data['summary'] = $summary;
return $this->_data['summary'];
}
/**
* Register iTunes namespace
*
*/
protected function _registerNamespaces()
{
$this->_xpath->registerNamespace('itunes', 'http://www.itunes.com/dtds/podcast-1.0.dtd');
}
}
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