web/enmi/Zend/Auth/Storage/NonPersistent.php
changeset 19 1c2f13fd785c
parent 0 4eba9c11703f
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/enmi/Zend/Auth/Storage/NonPersistent.php	Thu Jan 20 19:30:54 2011 +0100
@@ -0,0 +1,95 @@
+<?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_Auth
+ * @subpackage Storage
+ * @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: NonPersistent.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+
+/**
+ * @see Zend_Auth_Storage_Interface
+ */
+require_once 'Zend/Auth/Storage/Interface.php';
+
+
+/**
+ * Non-Persistent Auth Storage
+ *
+ * Since HTTP Authentication happens again on each request, this will always be
+ * re-populated. So there's no need to use sessions, this simple value class
+ * will hold the data for rest of the current request.
+ *
+ * @category   Zend
+ * @package    Zend_Auth
+ * @subpackage Storage
+ * @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_Auth_Storage_NonPersistent implements Zend_Auth_Storage_Interface
+{
+    /**
+     * Holds the actual auth data
+     */
+    protected $_data;
+
+    /**
+     * Returns true if and only if storage is empty
+     *
+     * @throws Zend_Auth_Storage_Exception If it is impossible to determine whether storage is empty
+     * @return boolean
+     */
+    public function isEmpty()
+    {
+        return empty($this->_data);
+    }
+
+    /**
+     * Returns the contents of storage
+     * Behavior is undefined when storage is empty.
+     *
+     * @throws Zend_Auth_Storage_Exception If reading contents from storage is impossible
+     * @return mixed
+     */
+    public function read()
+    {
+        return $this->_data;
+    }
+
+    /**
+     * Writes $contents to storage
+     *
+     * @param  mixed $contents
+     * @throws Zend_Auth_Storage_Exception If writing $contents to storage is impossible
+     * @return void
+     */
+    public function write($contents)
+    {
+        $this->_data = $contents;
+    }
+
+    /**
+     * Clears contents from storage
+     *
+     * @throws Zend_Auth_Storage_Exception If clearing contents from storage is impossible
+     * @return void
+     */
+    public function clear()
+    {
+        $this->_data = null;
+    }
+}