<?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) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id$ */ /** * @see Zend_Feed_Reader_Extension_FeedAbstract */ require_once 'Zend/Feed/Reader/Extension/FeedAbstract.php'; /** * @category Zend * @package Zend_Feed_Reader * @copyright Copyright (c) 2005-2014 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'); } }