Raise the default power levels for invites, tombstones and server acls (#6834)

1 files changed, 9 insertions, 1 deletions

diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py

index ab07edd2fc..033083acac 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -64,18 +64,21 @@ class RoomCreationHandler(BaseHandler):
             "history_visibility": "shared",
             "original_invitees_have_ops": False,
             "guest_can_join": True,
+            "power_level_content_override": {"invite": 0},
         },
         RoomCreationPreset.TRUSTED_PRIVATE_CHAT: {
             "join_rules": JoinRules.INVITE,
             "history_visibility": "shared",
             "original_invitees_have_ops": True,
             "guest_can_join": True,
+            "power_level_content_override": {"invite": 0},
         },
         RoomCreationPreset.PUBLIC_CHAT: {
             "join_rules": JoinRules.PUBLIC,
             "history_visibility": "shared",
             "original_invitees_have_ops": False,
             "guest_can_join": False,
+            "power_level_content_override": {},
         },
     }
 
@@ -829,19 +832,24 @@ class RoomCreationHandler(BaseHandler):
                     # This will be reudundant on pre-MSC2260 rooms, since the
                     # aliases event is special-cased.
                     EventTypes.Aliases: 0,
+                    EventTypes.Tombstone: 100,
+                    EventTypes.ServerACL: 100,
                 },
                 "events_default": 0,
                 "state_default": 50,
                 "ban": 50,
                 "kick": 50,
                 "redact": 50,
-                "invite": 0,
+                "invite": 50,
             }
 
             if config["original_invitees_have_ops"]:
                 for invitee in invite_list:
                     power_level_content["users"][invitee] = 100
 
+            # Power levels overrides are defined per chat preset
+            power_level_content.update(config["power_level_content_override"])
+
             if power_level_content_override:
                 power_level_content.update(power_level_content_override)