Файл: library/Zend/Http/UserAgent/Storage/Session.php
Строк: 194
<?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_Http
* @subpackage UserAgent
* @copyright Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
* @license http://framework.zend.com/license/new-bsd New BSD License
*/
/**
* @see Zend_Http_UserAgent_Storage
*/
require_once 'Zend/Http/UserAgent/Storage.php';
/**
* @see Zend_Session_Namespace
*/
require_once 'Zend/Session/Namespace.php';
/**
* @package Zend_Http
* @subpackage UserAgent
* @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_Http_UserAgent_Storage_Session implements Zend_Http_UserAgent_Storage
{
/**
* Default session namespace
*/
const NAMESPACE_DEFAULT = 'Zend_Http_UserAgent';
/**
* Default session object member name
*/
const MEMBER_DEFAULT = 'storage';
/**
* Object to proxy $_SESSION storage
*
* @var Zend_Session_Namespace
*/
protected $_session;
/**
* Session namespace
*
* @var mixed
*/
protected $_namespace;
/**
* Session object member
*
* @var mixed
*/
protected $_member;
/**
* Sets session storage options and initializes session namespace object
*
* Expects options to contain 0 or more of the following keys:
* - browser_type -- maps to "namespace" internally
* - member
*
* @param null|array|object $options
* @return void
* @throws Zend_Http_UserAgent_Storage_Exception on invalid $options argument
*/
public function __construct($options = null)
{
if (is_object($options) && method_exists($options, 'toArray')) {
$options = $options->toArray();
} elseif (is_object($options)) {
$options = (array) $options;
}
if (null !== $options && !is_array($options)) {
require_once 'Zend/Http/UserAgent/Storage/Exception.php';
throw new Zend_Http_UserAgent_Storage_Exception(sprintf(
'Expected array or object options; "%s" provided',
gettype($options)
));
}
// add '.' to prevent the message ''Session namespace must not start with a number'
$this->_namespace = '.'
. (isset($options['browser_type'])
? $options['browser_type']
: self::NAMESPACE_DEFAULT);
$this->_member = isset($options['member']) ? $options['member'] : self::MEMBER_DEFAULT;
$this->_session = new Zend_Session_Namespace($this->_namespace);
}
/**
* Returns the session namespace name
*
* @return string
*/
public function getNamespace()
{
return $this->_namespace;
}
/**
* Returns the name of the session object member
*
* @return string
*/
public function getMember()
{
return $this->_member;
}
/**
* Defined by Zend_Http_UserAgent_Storage
*
* @return boolean
*/
public function isEmpty()
{
return empty($this->_session->{$this->_member});
}
/**
* Defined by Zend_Http_UserAgent_Storage
*
* @return mixed
*/
public function read()
{
return $this->_session->{$this->_member};
}
/**
* Defined by Zend_Http_UserAgent_Storage
*
* @param mixed $contents
* @return void
*/
public function write($content)
{
$this->_session->{$this->_member} = $content;
}
/**
* Defined by Zend_Http_UserAgent_Storage
*
* @return void
*/
public function clear()
{
unset($this->_session->{$this->_member});
}
}