--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/Serializer/Adapter/Igbinary.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,98 @@
+<?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_Serializer
+ * @subpackage Adapter
+ * @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: Igbinary.php 20574 2010-01-24 17:39:14Z mabe $
+ */
+
+/** @see Zend_Serializer_Adapter_AdapterAbstract */
+require_once 'Zend/Serializer/Adapter/AdapterAbstract.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Serializer
+ * @subpackage Adapter
+ * @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_Serializer_Adapter_Igbinary extends Zend_Serializer_Adapter_AdapterAbstract
+{
+    /**
+     * @var string Serialized null value
+     */
+    private static $_serializedNull = null;
+
+    /**
+     * Constructor
+     * 
+     * @param  array|Zend_Config $opts 
+     * @return void
+     * @throws Zend_Serializer_Exception If igbinary extension is not present
+     */
+    public function __construct($opts = array()) 
+    {
+        if (!extension_loaded('igbinary')) {
+            require_once 'Zend/Serializer/Exception.php';
+            throw new Zend_Serializer_Exception('PHP extension "igbinary" is required for this adapter');
+        }
+
+        parent::__construct($opts);
+
+        if (self::$_serializedNull === null) {
+            self::$_serializedNull = igbinary_serialize(null);
+        }
+    }
+
+    /**
+     * Serialize PHP value to igbinary
+     * 
+     * @param  mixed $value 
+     * @param  array $opts 
+     * @return string
+     * @throws Zend_Serializer_Exception on igbinary error
+     */
+    public function serialize($value, array $opts = array())
+    {
+        $ret = igbinary_serialize($value);
+        if ($ret === false) {
+            $lastErr = error_get_last();
+            require_once 'Zend/Serializer/Exception.php';
+            throw new Zend_Serializer_Exception($lastErr['message']);
+        }
+        return $ret;
+    }
+
+    /**
+     * Deserialize igbinary string to PHP value
+     * 
+     * @param  string|binary $serialized 
+     * @param  array $opts 
+     * @return mixed
+     * @throws Zend_Serializer_Exception on igbinary error
+     */
+    public function unserialize($serialized, array $opts = array())
+    {
+        $ret = igbinary_unserialize($serialized);
+        if ($ret === null && $serialized !== self::$_serializedNull) {
+            $lastErr = error_get_last();
+            require_once 'Zend/Serializer/Exception.php';
+            throw new Zend_Serializer_Exception($lastErr['message']);
+        }
+        return $ret;
+    }
+}