98 lines
2.7 KiB
PHP
98 lines
2.7 KiB
PHP
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<?php
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/**
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* Zend Framework
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*
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* LICENSE
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*
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* This source file is subject to the new BSD license that is bundled
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* with this package in the file LICENSE.txt.
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* It is also available through the world-wide-web at this URL:
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* http://framework.zend.com/license/new-bsd
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* If you did not receive a copy of the license and are unable to
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* obtain it through the world-wide-web, please send an email
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* to license@zend.com so we can send you a copy immediately.
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*
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* @category Zend
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* @package Zend_Feed_Reader
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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* @version $Id: Entry.php 16971 2009-07-22 18:05:45Z mikaelkael $
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*/
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/**
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* @see Zend_Feed_Reader_Extension_EntryAbstract
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*/
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require_once 'Zend/Feed/Reader/Extension/EntryAbstract.php';
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/**
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* @see Zend_Feed_Reader_Extension_CreativeCommons_Feed
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*/
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require_once 'Zend/Feed/Reader/Extension/CreativeCommons/Feed.php';
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/**
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* @category Zend
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* @package Zend_Feed_Reader
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* @copyright Copyright (c) 2005-2009 Zend Technologies USA Inc. (http://www.zend.com)
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* @license http://framework.zend.com/license/new-bsd New BSD License
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*/
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class Zend_Feed_Reader_Extension_CreativeCommons_Entry extends Zend_Feed_Reader_Extension_EntryAbstract
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{
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/**
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* Get the entry license
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*
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* @return string|null
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*/
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public function getLicense($index = 0)
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{
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$licenses = $this->getLicenses();
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if (isset($licenses[$index])) {
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return $licenses[$index];
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}
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return null;
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}
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/**
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* Get the entry licenses
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*
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* @return array
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*/
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public function getLicenses()
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{
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$name = 'licenses';
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if (array_key_exists($name, $this->_data)) {
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return $this->_data[$name];
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}
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$licenses = array();
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$list = $this->_xpath->evaluate($this->getXpathPrefix() . '//cc:license');
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if ($list->length) {
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foreach ($list as $license) {
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$licenses[] = $license->nodeValue;
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}
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$licenses = array_unique($licenses);
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} else {
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$cc = new Zend_Feed_Reader_Extension_CreativeCommons_Feed(
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$this->_domDocument, $this->_data['type'], $this->_xpath
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);
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$licenses = $cc->getLicenses();
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}
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$this->_data[$name] = $licenses;
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return $this->_data[$name];
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}
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/**
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* Register Creative Commons namespaces
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*
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*/
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protected function _registerNamespaces()
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{
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$this->_xpath->registerNamespace('cc', 'http://backend.userland.com/creativeCommonsRssModule');
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}
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}
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