Allow customizing middleware in GraphQLHandler

Author: ekampf

graphene_gae/__init__.py

@@ -9,7 +9,7 @@
 )
 
 __author__ = 'Eran Kampf'
-__version__ = '1.0.6'
+__version__ = '1.0.7'
 
 __all__ = [
     NdbObjectType,

graphene_gae/webapp2/__init__.py

@@ -23,7 +23,8 @@ def post(self):
                                 operation_name=operation_name,
                                 variable_values=variables,
                                 context_value=self._get_context(),
-                                root_value=self._get_root_value())
+                                root_value=self._get_root_value(),
+                                middleware=self._get_middleware())
 
         response = {}
         if result.errors:
@@ -90,6 +91,9 @@ def _get_root_value(self):
     def _get_context(self):
         return self.request
 
+    def _get_middleware(self):
+        return None
+
     def __format_error(self, error):
         if isinstance(error, GraphQLError):
             return format_graphql_error(error)