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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_View
* @subpackage Helper
* @copyright Copyright (c) 2005-2014 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/** Zend_View_Helper_Abstract */
require_once 'Zend/View/Helper/Abstract.php';
/**
* Helper for interacting with UserAgent instance
*
* @package Zend_View
* @subpackage Helper
* @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_View_Helper_UserAgent extends Zend_View_Helper_Abstract
{
/**
* UserAgent instance
*
* @var Zend_Http_UserAgent
*/
protected $_userAgent = null;
/**
* Helper method: retrieve or set UserAgent instance
*
* @param null|Zend_Http_UserAgent $userAgent
* @return Zend_Http_UserAgent
*/
public function userAgent(Zend_Http_UserAgent $userAgent = null)
{
if (null !== $userAgent) {
$this->setUserAgent($userAgent);
}
return $this->getUserAgent();
}
/**
* Set UserAgent instance
*
* @param Zend_Http_UserAgent $userAgent
* @return Zend_View_Helper_UserAgent
*/
public function setUserAgent(Zend_Http_UserAgent $userAgent)
{
$this->_userAgent = $userAgent;
return $this;
}
/**
* Retrieve UserAgent instance
*
* If none set, instantiates one using no configuration
*
* @return Zend_Http_UserAgent
*/
public function getUserAgent()
{
if (null === $this->_userAgent) {
require_once 'Zend/Http/UserAgent.php';
$this->setUserAgent(new Zend_Http_UserAgent());
}
return $this->_userAgent;
}
}
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