4 files changed, 14 insertions, 6 deletions
diff --git a/synapse/handlers/register.py b/synapse/handlers/register.py
index 0ed59d757b..c374a1fbc2 100644
--- a/synapse/handlers/register.py
+++ b/synapse/handlers/register.py
@@ -21,7 +21,13 @@ from prometheus_client import Counter
 from typing_extensions import TypedDict
 
 from synapse import types
-from synapse.api.constants import MAX_USERID_LENGTH, EventTypes, JoinRules, LoginType
+from synapse.api.constants import (
+    MAX_USERID_LENGTH,
+    EventContentFields,
+    EventTypes,
+    JoinRules,
+    LoginType,
+)
 from synapse.api.errors import AuthError, Codes, ConsentNotGivenError, SynapseError
 from synapse.appservice import ApplicationService
 from synapse.config.server import is_threepid_reserved
@@ -405,7 +411,7 @@ class RegistrationHandler(BaseHandler):
 
         # Choose whether to federate the new room.
         if not self.hs.config.registration.autocreate_auto_join_rooms_federated:
-            stub_config["creation_content"] = {"m.federate": False}
+            stub_config["creation_content"] = {EventContentFields.FEDERATE: False}
 
         for r in self.hs.config.registration.auto_join_rooms:
             logger.info("Auto-joining %s to %s", user_id, r)
diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index 0235fd09b4..2932ed8a94 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -390,9 +390,9 @@ class RoomCreationHandler(BaseHandler):
         old_room_create_event = await self.store.get_create_event_for_room(old_room_id)
 
         # Check if the create event specified a non-federatable room
-        if not old_room_create_event.content.get("m.federate", True):
+        if not old_room_create_event.content.get(EventContentFields.FEDERATE, True):
             # If so, mark the new room as non-federatable as well
-            creation_content["m.federate"] = False
+            creation_content[EventContentFields.FEDERATE] = False
 
         initial_state = {}
 
diff --git a/synapse/handlers/room_list.py b/synapse/handlers/room_list.py
index 92bb75c848..81680b8dfa 100644
--- a/synapse/handlers/room_list.py
+++ b/synapse/handlers/room_list.py
@@ -313,7 +313,9 @@ class RoomListHandler(BaseHandler):
 
         # Return whether this room is open to federation users or not
         create_event = current_state[EventTypes.Create, ""]
-        result["m.federate"] = create_event.content.get("m.federate", True)
+        result["m.federate"] = create_event.content.get(
+            EventContentFields.FEDERATE, True
+        )
 
         name_event = current_state.get((EventTypes.Name, ""))
         if name_event:
diff --git a/synapse/handlers/stats.py b/synapse/handlers/stats.py
index 3a4c41c9ff..47f2e2a0c1 100644
--- a/synapse/handlers/stats.py
+++ b/synapse/handlers/stats.py
@@ -254,7 +254,7 @@ class StatsHandler:
 
             elif typ == EventTypes.Create:
                 room_state["is_federatable"] = (
-                    event_content.get("m.federate", True) is True
+                    event_content.get(EventContentFields.FEDERATE, True) is True
                 )
             elif typ == EventTypes.JoinRules:
                 room_state["join_rules"] = event_content.get("join_rule")