Patch for exp not being in IdToken

gistfile1.diff

diff --git a/config.ru b/config.ru
index 88a4115..d453cc6 100644
--- a/config.ru
+++ b/config.ru
@@ -7,6 +7,31 @@ require 'warden'
 require 'warden_omniauth'
 require 'yaml'
 
+module OpenIDConnect
+  class AccessToken
+      def authenticate(req)
+        req.header.request_query ||={}
+        req.header.request_query['access_token'] = access_token
+      end
+    
+  end
+end
+
+
+module OpenIDConnect
+  class ResponseObject
+    class IdToken
+      attr_optional :exp
+      def verify!(expected = {})
+        iss == expected[:issuer] &&
+        aud == expected[:client_id] &&
+        nonce == expected[:nonce] or
+        raise InvalidToken.new('Invalid ID Token')
+      end
+    end
+  end
+end
+
 SESSION_KEY      = 'rack.session'
 class WardenOmniAuth
 def call(env)
@@ -136,4 +161,4 @@ omni_user
 end
 
 # run the stack
-run app
\ No newline at end of file
+run app