166 Zeilen
4,2 KiB
PHP
166 Zeilen
4,2 KiB
PHP
<?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_Http
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* @subpackage UserAgent
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* @copyright Copyright (c) 2005-2011 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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/**
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* @see Zend_Http_UserAgent_Storage
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*/
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require_once 'Zend/Http/UserAgent/Storage.php';
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/**
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* @see Zend_Session_Namespace
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*/
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require_once 'Zend/Session/Namespace.php';
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/**
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* @package Zend_Http
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* @subpackage UserAgent
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* @copyright Copyright (c) 2005-2011 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_Http_UserAgent_Storage_Session implements Zend_Http_UserAgent_Storage
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{
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/**
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* Default session namespace
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*/
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const NAMESPACE_DEFAULT = 'Zend_Http_UserAgent';
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/**
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* Default session object member name
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*/
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const MEMBER_DEFAULT = 'storage';
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/**
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* Object to proxy $_SESSION storage
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*
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* @var Zend_Session_Namespace
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*/
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protected $_session;
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/**
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* Session namespace
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*
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* @var mixed
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*/
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protected $_namespace;
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/**
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* Session object member
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*
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* @var mixed
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*/
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protected $_member;
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/**
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* Sets session storage options and initializes session namespace object
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*
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* Expects options to contain 0 or more of the following keys:
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* - browser_type -- maps to "namespace" internally
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* - member
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*
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* @param null|array|object $options
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* @return void
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* @throws Zend_Http_UserAgent_Storage_Exception on invalid $options argument
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*/
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public function __construct($options = null)
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{
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if (is_object($options) && method_exists($options, 'toArray')) {
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$options = $options->toArray();
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} elseif (is_object($options)) {
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$options = (array) $options;
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}
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if (null !== $options && !is_array($options)) {
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require_once 'Zend/Http/UserAgent/Storage/Exception.php';
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throw new Zend_Http_UserAgent_Storage_Exception(sprintf(
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'Expected array or object options; "%s" provided',
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gettype($options)
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));
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}
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// add '.' to prevent the message ''Session namespace must not start with a number'
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$this->_namespace = '.'
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. (isset($options['browser_type'])
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? $options['browser_type']
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: self::NAMESPACE_DEFAULT);
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$this->_member = isset($options['member']) ? $options['member'] : self::MEMBER_DEFAULT;
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$this->_session = new Zend_Session_Namespace($this->_namespace);
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}
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/**
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* Returns the session namespace name
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*
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* @return string
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*/
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public function getNamespace()
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{
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return $this->_namespace;
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}
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/**
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* Returns the name of the session object member
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*
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* @return string
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*/
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public function getMember()
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{
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return $this->_member;
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}
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/**
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* Defined by Zend_Http_UserAgent_Storage
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*
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* @return boolean
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*/
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public function isEmpty()
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{
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return empty($this->_session->{$this->_member});
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}
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/**
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* Defined by Zend_Http_UserAgent_Storage
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*
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* @return mixed
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*/
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public function read()
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{
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return $this->_session->{$this->_member};
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}
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/**
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* Defined by Zend_Http_UserAgent_Storage
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*
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* @param mixed $contents
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* @return void
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*/
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public function write($content)
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{
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$this->_session->{$this->_member} = $content;
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}
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/**
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* Defined by Zend_Http_UserAgent_Storage
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*
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* @return void
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*/
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public function clear()
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{
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unset($this->_session->{$this->_member});
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}
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}
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