From 06ea39aed597f94b8a754b05ca60d005167367b7 Mon Sep 17 00:00:00 2001
From: Cash Costello <cash.costello@gmail.com>
Date: Sun, 11 Dec 2011 07:46:10 -0500
Subject: initial commmit

---
 vendors/php-openid/Auth/OpenID/Extension.php | 61 ++++++++++++++++++++++++++++
 1 file changed, 61 insertions(+)
 create mode 100644 vendors/php-openid/Auth/OpenID/Extension.php

(limited to 'vendors/php-openid/Auth/OpenID/Extension.php')

diff --git a/vendors/php-openid/Auth/OpenID/Extension.php b/vendors/php-openid/Auth/OpenID/Extension.php
new file mode 100644
index 000000000..c4e38c038
--- /dev/null
+++ b/vendors/php-openid/Auth/OpenID/Extension.php
@@ -0,0 +1,61 @@
+<?php
+
+/**
+ * An interface for OpenID extensions.
+ *
+ * @package OpenID
+ */
+
+/**
+ * Require the Message implementation.
+ */
+require_once 'Auth/OpenID/Message.php';
+
+/**
+ * A base class for accessing extension request and response data for
+ * the OpenID 2 protocol.
+ *
+ * @package OpenID
+ */
+class Auth_OpenID_Extension {
+    /**
+     * ns_uri: The namespace to which to add the arguments for this
+     * extension
+     */
+    var $ns_uri = null;
+    var $ns_alias = null;
+
+    /**
+     * Get the string arguments that should be added to an OpenID
+     * message for this extension.
+     */
+    function getExtensionArgs()
+    {
+        return null;
+    }
+
+    /**
+     * Add the arguments from this extension to the provided message.
+     *
+     * Returns the message with the extension arguments added.
+     */
+    function toMessage($message)
+    {
+        $implicit = $message->isOpenID1();
+        $added = $message->namespaces->addAlias($this->ns_uri,
+                                                $this->ns_alias,
+                                                $implicit);
+
+        if ($added === null) {
+            if ($message->namespaces->getAlias($this->ns_uri) !=
+                $this->ns_alias) {
+                return null;
+            }
+        }
+
+        $message->updateArgs($this->ns_uri,
+                             $this->getExtensionArgs());
+        return $message;
+    }
+}
+
-- 
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