From 982604fbf2c96c05a98b5787f92c40d600c96c99 Mon Sep 17 00:00:00 2001
From: Erik Johnston <erik@matrix.org>
Date: Thu, 4 Sep 2014 18:09:17 +0100
Subject: [PATCH] Empty string is not a valid JSON object, so don't return them
 in HTTP responses.

---
 synapse/rest/login.py   | 2 +-
 synapse/rest/profile.py | 4 ++--
 synapse/rest/room.py    | 8 ++++----
 3 files changed, 7 insertions(+), 7 deletions(-)

diff --git a/synapse/rest/login.py b/synapse/rest/login.py
index c7bf901c8e..ba49afcaa7 100644
--- a/synapse/rest/login.py
+++ b/synapse/rest/login.py
@@ -70,7 +70,7 @@ class LoginFallbackRestServlet(RestServlet):
     def on_GET(self, request):
         # TODO(kegan): This should be returning some HTML which is capable of
         # hitting LoginRestServlet
-        return (200, "")
+        return (200, {})
 
 
 def _parse_json(request):
diff --git a/synapse/rest/profile.py b/synapse/rest/profile.py
index 2e17f87fa1..dad5a208c7 100644
--- a/synapse/rest/profile.py
+++ b/synapse/rest/profile.py
@@ -51,7 +51,7 @@ class ProfileDisplaynameRestServlet(RestServlet):
         yield self.handlers.profile_handler.set_displayname(
             user, auth_user, new_name)
 
-        defer.returnValue((200, ""))
+        defer.returnValue((200, {}))
 
     def on_OPTIONS(self, request, user_id):
         return (200, {})
@@ -86,7 +86,7 @@ class ProfileAvatarURLRestServlet(RestServlet):
         yield self.handlers.profile_handler.set_avatar_url(
             user, auth_user, new_name)
 
-        defer.returnValue((200, ""))
+        defer.returnValue((200, {}))
 
     def on_OPTIONS(self, request, user_id):
         return (200, {})
diff --git a/synapse/rest/room.py b/synapse/rest/room.py
index 308b447090..cef700c81c 100644
--- a/synapse/rest/room.py
+++ b/synapse/rest/room.py
@@ -154,14 +154,14 @@ class RoomStateEventRestServlet(RestServlet):
             # membership events are special
             handler = self.handlers.room_member_handler
             yield handler.change_membership(event)
-            defer.returnValue((200, ""))
+            defer.returnValue((200, {}))
         else:
             # store random bits of state
             msg_handler = self.handlers.message_handler
             yield msg_handler.store_room_data(
                 event=event
             )
-            defer.returnValue((200, ""))
+            defer.returnValue((200, {}))
 
 
 # TODO: Needs unit testing for generic events + feedback
@@ -249,7 +249,7 @@ class JoinRoomAliasServlet(RestServlet):
             )
             handler = self.handlers.room_member_handler
             yield handler.change_membership(event)
-            defer.returnValue((200, ""))
+            defer.returnValue((200, {}))
 
     @defer.inlineCallbacks
     def on_PUT(self, request, room_identifier, txn_id):
@@ -416,7 +416,7 @@ class RoomMembershipRestServlet(RestServlet):
         )
         handler = self.handlers.room_member_handler
         yield handler.change_membership(event)
-        defer.returnValue((200, ""))
+        defer.returnValue((200, {}))
 
     @defer.inlineCallbacks
     def on_PUT(self, request, room_id, membership_action, txn_id):