diff -r bd595ad770fc -r 1c2f13fd785c web/enmi/Zend/Oauth.php
--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/web/enmi/Zend/Oauth.php	Thu Jan 20 19:30:54 2011 +0100
@@ -0,0 +1,89 @@
+<?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_Oauth
+ * @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: Oauth.php 21070 2010-02-16 14:34:25Z padraic $
+ */
+
+/** Zend_Http_Client */
+require_once 'Zend/Http/Client.php';
+
+/**
+ * @category   Zend
+ * @package    Zend_Oauth
+ * @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_Oauth
+{
+    const REQUEST_SCHEME_HEADER      = 'header';
+    const REQUEST_SCHEME_POSTBODY    = 'postbody';
+    const REQUEST_SCHEME_QUERYSTRING = 'querystring';
+    const GET                        = 'GET';
+    const POST                       = 'POST';
+    const PUT                        = 'PUT';
+    const DELETE                     = 'DELETE';
+    const HEAD                       = 'HEAD';
+
+    /**
+     * Singleton instance if required of the HTTP client
+     *
+     * @var Zend_Http_Client
+     */
+    protected static $httpClient = null;
+
+    /**
+     * Allows the external environment to make Zend_Oauth use a specific
+     * Client instance.
+     *
+     * @param Zend_Http_Client $httpClient
+     * @return void
+     */
+    public static function setHttpClient(Zend_Http_Client $httpClient)
+    {
+        self::$httpClient = $httpClient;
+    }
+
+    /**
+     * Return the singleton instance of the HTTP Client. Note that
+     * the instance is reset and cleared of previous parameters and
+     * Authorization header values.
+     *
+     * @return Zend_Http_Client
+     */
+    public static function getHttpClient()
+    {
+        if (!isset(self::$httpClient)) {
+            self::$httpClient = new Zend_Http_Client;
+        } else {
+            self::$httpClient->setHeaders('Authorization', null);
+            self::$httpClient->resetParameters();
+        }
+        return self::$httpClient;
+    }
+
+    /**
+     * Simple mechanism to delete the entire singleton HTTP Client instance
+     * which forces an new instantiation for subsequent requests.
+     *
+     * @return void
+     */
+    public static function clearHttpClient()
+    {
+        self::$httpClient = null;
+    }
+}