From 0c894e1ebdb204cf0a0dce16ed819b9e5d9f3fc0 Mon Sep 17 00:00:00 2001 From: David Baker Date: Thu, 14 May 2015 13:11:28 +0100 Subject: [PATCH] Throw error when creating room if alias contains whitespace #SYN-335 --- synapse/handlers/room.py | 5 +++++ 1 file changed, 5 insertions(+) diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index dac683616a..401cc677d1 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -26,6 +26,7 @@ from synapse.util.async import run_on_reactor from synapse.events.utils import serialize_event import logging +import string logger = logging.getLogger(__name__) @@ -50,6 +51,10 @@ class RoomCreationHandler(BaseHandler): self.ratelimit(user_id) if "room_alias_name" in config: + for wchar in string.whitespace: + if wchar in config["room_alias_name"]: + raise SynapseError(400, "Invalid characters in room alias") + room_alias = RoomAlias.create( config["room_alias_name"], self.hs.hostname,