<?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_Writer * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License * @version $Id: Entry.php 24593 2012-01-05 20:35:02Z matthew $ */ /** * @see Zend_Feed_Writer_Extension_RendererAbstract */ require_once 'Zend/Feed/Writer/Extension/RendererAbstract.php'; /** * @category Zend * @package Zend_Feed_Writer * @copyright Copyright (c) 2005-2012 Zend Technologies USA Inc. (http://www.zend.com) * @license http://framework.zend.com/license/new-bsd New BSD License */ class Zend_Feed_Writer_Extension_ITunes_Renderer_Entry extends Zend_Feed_Writer_Extension_RendererAbstract { /** * Set to TRUE if a rendering method actually renders something. This * is used to prevent premature appending of a XML namespace declaration * until an element which requires it is actually appended. * * @var bool */ protected $_called = false; /** * Render entry * * @return void */ public function render() { $this->_setAuthors($this->_dom, $this->_base); $this->_setBlock($this->_dom, $this->_base); $this->_setDuration($this->_dom, $this->_base); $this->_setExplicit($this->_dom, $this->_base); $this->_setKeywords($this->_dom, $this->_base); $this->_setSubtitle($this->_dom, $this->_base); $this->_setSummary($this->_dom, $this->_base); if ($this->_called) { $this->_appendNamespaces(); } } /** * Append namespaces to entry root * * @return void */ protected function _appendNamespaces() { $this->getRootElement()->setAttribute('xmlns:itunes', 'http://www.itunes.com/dtds/podcast-1.0.dtd'); } /** * Set entry authors * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setAuthors(DOMDocument $dom, DOMElement $root) { $authors = $this->getDataContainer()->getItunesAuthors(); if (!$authors || empty($authors)) { return; } foreach ($authors as $author) { $el = $dom->createElement('itunes:author'); $text = $dom->createTextNode($author); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } } /** * Set itunes block * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setBlock(DOMDocument $dom, DOMElement $root) { $block = $this->getDataContainer()->getItunesBlock(); if ($block === null) { return; } $el = $dom->createElement('itunes:block'); $text = $dom->createTextNode($block); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } /** * Set entry duration * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setDuration(DOMDocument $dom, DOMElement $root) { $duration = $this->getDataContainer()->getItunesDuration(); if (!$duration) { return; } $el = $dom->createElement('itunes:duration'); $text = $dom->createTextNode($duration); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } /** * Set explicit flag * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setExplicit(DOMDocument $dom, DOMElement $root) { $explicit = $this->getDataContainer()->getItunesExplicit(); if ($explicit === null) { return; } $el = $dom->createElement('itunes:explicit'); $text = $dom->createTextNode($explicit); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } /** * Set entry keywords * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setKeywords(DOMDocument $dom, DOMElement $root) { $keywords = $this->getDataContainer()->getItunesKeywords(); if (!$keywords || empty($keywords)) { return; } $el = $dom->createElement('itunes:keywords'); $text = $dom->createTextNode(implode(',', $keywords)); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } /** * Set entry subtitle * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setSubtitle(DOMDocument $dom, DOMElement $root) { $subtitle = $this->getDataContainer()->getItunesSubtitle(); if (!$subtitle) { return; } $el = $dom->createElement('itunes:subtitle'); $text = $dom->createTextNode($subtitle); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } /** * Set entry summary * * @param DOMDocument $dom * @param DOMElement $root * @return void */ protected function _setSummary(DOMDocument $dom, DOMElement $root) { $summary = $this->getDataContainer()->getItunesSummary(); if (!$summary) { return; } $el = $dom->createElement('itunes:summary'); $text = $dom->createTextNode($summary); $el->appendChild($text); $root->appendChild($el); $this->_called = true; } }