--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/lib/Zend/OpenId/Consumer/Storage.php	Fri Mar 11 15:05:35 2011 +0100
@@ -0,0 +1,132 @@
+<?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_OpenId
+ * @subpackage Zend_OpenId_Consumer
+ * @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: Storage.php 20096 2010-01-06 02:05:09Z bkarwin $
+ */
+
+/**
+ * Abstract class to implement external storage for OpenID consumer
+ *
+ * @category   Zend
+ * @package    Zend_OpenId
+ * @subpackage Zend_OpenId_Consumer
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+abstract class Zend_OpenId_Consumer_Storage
+{
+
+    /**
+     * Stores information about association identified by $url/$handle
+     *
+     * @param string $url OpenID server URL
+     * @param string $handle assiciation handle
+     * @param string $macFunc HMAC function (sha1 or sha256)
+     * @param string $secret shared secret
+     * @param long $expires expiration UNIX time
+     * @return void
+     */
+    abstract public function addAssociation($url, $handle, $macFunc, $secret, $expires);
+
+    /**
+     * Gets information about association identified by $url
+     * Returns true if given association found and not expired and false
+     * otherwise
+     *
+     * @param string $url OpenID server URL
+     * @param string &$handle assiciation handle
+     * @param string &$macFunc HMAC function (sha1 or sha256)
+     * @param string &$secret shared secret
+     * @param long &$expires expiration UNIX time
+     * @return bool
+     */
+    abstract public function getAssociation($url, &$handle, &$macFunc, &$secret, &$expires);
+
+    /**
+     * Gets information about association identified by $handle
+     * Returns true if given association found and not expired and false
+     * othverwise
+     *
+     * @param string $handle assiciation handle
+     * @param string &$url OpenID server URL
+     * @param string &$macFunc HMAC function (sha1 or sha256)
+     * @param string &$secret shared secret
+     * @param long &$expires expiration UNIX time
+     * @return bool
+     */
+    abstract public function getAssociationByHandle($handle, &$url, &$macFunc, &$secret, &$expires);
+
+    /**
+     * Deletes association identified by $url
+     *
+     * @param string $url OpenID server URL
+     * @return void
+     */
+    abstract public function delAssociation($url);
+
+    /**
+     * Stores information discovered from identity $id
+     *
+     * @param string $id identity
+     * @param string $realId discovered real identity URL
+     * @param string $server discovered OpenID server URL
+     * @param float $version discovered OpenID protocol version
+     * @param long $expires expiration UNIX time
+     * @return void
+     */
+    abstract public function addDiscoveryInfo($id, $realId, $server, $version, $expires);
+
+    /**
+     * Gets information discovered from identity $id
+     * Returns true if such information exists and false otherwise
+     *
+     * @param string $id identity
+     * @param string &$realId discovered real identity URL
+     * @param string &$server discovered OpenID server URL
+     * @param float &$version discovered OpenID protocol version
+     * @param long &$expires expiration UNIX time
+     * @return bool
+     */
+    abstract public function getDiscoveryInfo($id, &$realId, &$server, &$version, &$expires);
+
+    /**
+     * Removes cached information discovered from identity $id
+     *
+     * @param string $id identity
+     * @return bool
+     */
+    abstract public function delDiscoveryInfo($id);
+
+    /**
+     * The function checks the uniqueness of openid.response_nonce
+     *
+     * @param string $provider openid.openid_op_endpoint field from authentication response
+     * @param string $nonce openid.response_nonce field from authentication response
+     * @return bool
+     */
+    abstract public function isUniqueNonce($provider, $nonce);
+
+    /**
+     * Removes data from the uniqueness database that is older then given date
+     *
+     * @param string $date Date of expired data
+     */
+    abstract public function purgeNonces($date=null);
+}