1 files changed, 0 insertions, 61 deletions
diff --git a/models/Auth/OpenID/Extension.php b/models/Auth/OpenID/Extension.php
deleted file mode 100644
index c4e38c038..000000000
--- a/models/Auth/OpenID/Extension.php
+++ /dev/null
@@ -1,61 +0,0 @@
-<?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;
-    }
-}
-