diff options
Diffstat (limited to '')
| -rw-r--r-- | changelog.d/4099.feature | 1 | ||||
| -rw-r--r-- | synapse/handlers/room.py | 125 |
2 files changed, 82 insertions, 44 deletions
diff --git a/changelog.d/4099.feature b/changelog.d/4099.feature new file mode 100644 index 0000000000..a3f7dbdcdd --- /dev/null +++ b/changelog.d/4099.feature @@ -0,0 +1 @@ +Support for replacing rooms with new ones diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index 8e48c1ca6a..70085db625 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -136,53 +136,91 @@ class RoomCreationHandler(BaseHandler): requester, tombstone_event, tombstone_context, ) + # and finally, shut down the PLs in the old room, and update them in the new + # room. old_room_state = yield tombstone_context.get_current_state_ids(self.store) - old_room_pl_event_id = old_room_state.get((EventTypes.PowerLevels, "")) - if old_room_pl_event_id is None: - logger.warning( - "Not supported: upgrading a room with no PL event. Not setting PLs " - "in old room.", + yield self._update_upgraded_room_pls( + requester, old_room_id, new_room_id, old_room_state, + ) + + defer.returnValue(new_room_id) + + @defer.inlineCallbacks + def _update_upgraded_room_pls( + self, requester, old_room_id, new_room_id, old_room_state, + ): + """Send updated power levels in both rooms after an upgrade + + Args: + requester (synapse.types.Requester): the user requesting the upgrade + old_room_id (unicode): the id of the room to be replaced + new_room_id (unicode): the id of the replacement room + old_room_state (dict[tuple[str, str], str]): the state map for the old room + + Returns: + Deferred + """ + old_room_pl_event_id = old_room_state.get((EventTypes.PowerLevels, "")) + + if old_room_pl_event_id is None: + logger.warning( + "Not supported: upgrading a room with no PL event. Not setting PLs " + "in old room.", + ) + return + + old_room_pl_state = yield self.store.get_event(old_room_pl_event_id) + + # we try to stop regular users from speaking by setting the PL required + # to send regular events and invites to 'Moderator' level. That's normally + # 50, but if the default PL in a room is 50 or more, then we set the + # required PL above that. + + pl_content = dict(old_room_pl_state.content) + users_default = int(pl_content.get("users_default", 0)) + restricted_level = max(users_default + 1, 50) + + updated = False + for v in ("invite", "events_default"): + current = int(pl_content.get(v, 0)) + if current < restricted_level: + logger.info( + "Setting level for %s in %s to %i (was %i)", + v, old_room_id, restricted_level, current, ) + pl_content[v] = restricted_level + updated = True else: - # we try to stop regular users from speaking by setting the PL required - # to send regular events and invites to 'Moderator' level. That's normally - # 50, but if the default PL in a room is 50 or more, then we set the - # required PL above that. - - old_room_pl_state = yield self.store.get_event(old_room_pl_event_id) - pl_content = dict(old_room_pl_state.content) - users_default = int(pl_content.get("users_default", 0)) - restricted_level = max(users_default + 1, 50) - - updated = False - for v in ("invite", "events_default"): - current = int(pl_content.get(v, 0)) - if current < restricted_level: - logger.debug( - "Setting level for %s in %s to %i (was %i)", - v, old_room_id, restricted_level, current, - ) - pl_content[v] = restricted_level - updated = True - else: - logger.debug( - "Not setting level for %s (already %i)", - v, current, - ) - - if updated: - yield self.event_creation_handler.create_and_send_nonmember_event( - requester, { - "type": EventTypes.PowerLevels, - "state_key": '', - "room_id": old_room_id, - "sender": user_id, - "content": pl_content, - }, ratelimit=False, - ) - - defer.returnValue(new_room_id) + logger.info( + "Not setting level for %s (already %i)", + v, current, + ) + + if updated: + try: + yield self.event_creation_handler.create_and_send_nonmember_event( + requester, { + "type": EventTypes.PowerLevels, + "state_key": '', + "room_id": old_room_id, + "sender": requester.user.to_string(), + "content": pl_content, + }, ratelimit=False, + ) + except AuthError as e: + logger.warning("Unable to update PLs in old room: %s", e) + + logger.info("Setting correct PLs in new room") + yield self.event_creation_handler.create_and_send_nonmember_event( + requester, { + "type": EventTypes.PowerLevels, + "state_key": '', + "room_id": new_room_id, + "sender": requester.user.to_string(), + "content": old_room_pl_state.content, + }, ratelimit=False, + ) @defer.inlineCallbacks def clone_exiting_room( @@ -223,7 +261,6 @@ class RoomCreationHandler(BaseHandler): initial_state = dict() types_to_copy = ( - (EventTypes.PowerLevels, ""), (EventTypes.JoinRules, ""), (EventTypes.Name, ""), (EventTypes.Topic, ""), |