--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/Zend/Service/DeveloperGarden/SecurityTokenServer/Cache.php	Mon Dec 13 18:29:26 2010 +0100
@@ -0,0 +1,207 @@
+<?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_Service
+ * @subpackage DeveloperGarden
+ * @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: Cache.php 20166 2010-01-09 19:00:17Z bkarwin $
+ */
+
+/**
+ * @category   Zend
+ * @package    Zend_Service
+ * @subpackage DeveloperGarden
+ * @copyright  Copyright (c) 2005-2010 Zend Technologies USA Inc. (http://www.zend.com)
+ * @author     Marco Kaiser
+ * @license    http://framework.zend.com/license/new-bsd     New BSD License
+ */
+class Zend_Service_DeveloperGarden_SecurityTokenServer_Cache
+{
+    /**
+     * array with stored tokens
+     *
+     * @var array
+     */
+    protected static $_storedToken = array(
+        'securityToken' => null,
+        'getTokens' => null
+    );
+
+    /**
+     * Internal cache for token values
+     *
+     * @var Zend_Cache_Core
+     * @access private
+     */
+    private static $_cache = null;
+
+    /**
+     * PHP SOAP wsdl cache constant
+     *
+     * @var integer
+     */
+    private static $_wsdlCache = null;
+
+// @codeCoverageIgnoreStart
+    /**
+     * Constructor overriding - make sure that a developer cannot instantiate
+     */
+    protected function __construct()
+    {
+    }
+// @codeCoverageIgnoreEnd
+
+    /**
+     * returns stored token from cache or null
+     *
+     * @param string $tokenId
+     * @throws Zend_Service_DeveloperGarden_Exception
+     * @return Zend_Service_DeveloperGarden_Response_SecurityTokenServer_Interface|null
+     */
+    public static function getTokenFromCache($tokenId)
+    {
+        if (!array_key_exists($tokenId, self::$_storedToken)) {
+            require_once 'Zend/Service/DeveloperGarden/Exception.php';
+            throw new Zend_Service_DeveloperGarden_Exception(
+                'tokenID ' . $tokenId . ' unknown.'
+            );
+        }
+
+        if (self::hasCache() && self::$_storedToken[$tokenId] === null) {
+            $cache = self::getCache();
+            $token = $cache->load(md5($tokenId));
+            if ($token !== false) {
+                self::$_storedToken[$tokenId] = $token;
+            }
+        }
+
+        return self::$_storedToken[$tokenId];
+    }
+
+    /**
+     * set new value for the given tokenId
+     *
+     * @param string $tokenId
+     * @throws Zend_Service_DeveloperGarden_Exception
+     * @param Zend_Service_DeveloperGarden_Response_SecurityTokenServer_Interface $tokenValue
+     * @return void
+     */
+    public static function setTokenToCache($tokenId,
+        Zend_Service_DeveloperGarden_Response_SecurityTokenServer_Interface $tokenValue
+    ) {
+        if (!array_key_exists($tokenId, self::$_storedToken)) {
+            require_once 'Zend/Service/DeveloperGarden/Exception.php';
+            throw new Zend_Service_DeveloperGarden_Exception(
+                'tokenID ' . $tokenId . ' unknown.'
+            );
+        }
+
+        if (self::hasCache()) {
+            $cache = self::getCache();
+            $cache->save($tokenValue, md5($tokenId));
+        }
+
+        self::$_storedToken[$tokenId] = $tokenValue;
+    }
+
+    /**
+     * reset the internal cache structure
+     *
+     * @return void
+     */
+    public static function resetTokenCache()
+    {
+        foreach (self::$_storedToken as $key => $value) {
+            $value = null;
+            self::$_storedToken[$key] = $value;
+        }
+    }
+
+    /**
+     * Returns the cache
+     *
+     * @return Zend_Cache_Core
+     */
+    public static function getCache()
+    {
+        return self::$_cache;
+    }
+
+    /**
+     * Set a cache for token
+     *
+     * @param Zend_Cache_Core $cache A cache frontend
+     */
+    public static function setCache(Zend_Cache_Core $cache)
+    {
+        self::$_cache = $cache;
+    }
+
+    /**
+     * Returns true when a cache is set
+     *
+     * @return boolean
+     */
+    public static function hasCache()
+    {
+        return (self::$_cache !== null);
+    }
+
+    /**
+     * Removes any cache
+     *
+     * @return void
+     */
+    public static function removeCache()
+    {
+        self::$_cache = null;
+    }
+
+    /**
+     * Clears all cache data
+     *
+     * @return void
+     */
+    public static function clearCache()
+    {
+        $cache = self::getCache();
+        if (method_exists($cache, 'clean')) {
+            $cache->clean();
+        }
+        self::$_wsdlCache = null;
+    }
+
+    /**
+     * Returns the wsdl cache
+     *
+     * @return integer
+     */
+    public static function getWsdlCache()
+    {
+        return self::$_wsdlCache;
+    }
+
+    /**
+     * Set a cache for wsdl file
+     *
+     * @param integer $cache
+     * @return void
+     */
+    public static function setWsdlCache($cache = null)
+    {
+        self::$_wsdlCache = $cache;
+    }
+}