Файл: library/Zend/Feed/Reader/Extension/CreativeCommons/Feed.php
Строк: 112
<?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) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
* @version $Id: Feed.php 20096 2010-01-06 02:05:09Z bkarwin $
*/
/**
* @see Zend_Feed_Reader_Extension_FeedAbstract
*/
require_once 'Zend/Feed/Reader/Extension/FeedAbstract.php';
/**
* @category Zend
* @package Zend_Feed_Reader
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
class Zend_Feed_Reader_Extension_CreativeCommons_Feed
extends Zend_Feed_Reader_Extension_FeedAbstract
{
/**
* Get the entry license
*
* @return string|null
*/
public function getLicense($index = 0)
{
$licenses = $this->getLicenses();
if (isset($licenses[$index])) {
return $licenses[$index];
}
return null;
}
/**
* Get the entry licenses
*
* @return array
*/
public function getLicenses()
{
$name = 'licenses';
if (array_key_exists($name, $this->_data)) {
return $this->_data[$name];
}
$licenses = array();
$list = $this->_xpath->evaluate('channel/cc:license');
if ($list->length) {
foreach ($list as $license) {
$licenses[] = $license->nodeValue;
}
$licenses = array_unique($licenses);
}
$this->_data[$name] = $licenses;
return $this->_data[$name];
}
/**
* Register Creative Commons namespaces
*
* @return void
*/
protected function _registerNamespaces()
{
$this->_xpath->registerNamespace('cc', 'http://backend.userland.com/creativeCommonsRssModule');
}
}