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Some cleanup

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This commit is contained in:
Daniel Wagner-Hall 2016-02-16 14:25:23 +00:00
parent 1f403325ac
commit d1fb790818
2 changed files with 30 additions and 23 deletions
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14
synapse/handlers/message.py
View file

@ -253,12 +253,18 @@ class MessageHandler(BaseHandler):
presence.bump_presence_active_time(user)
def deduplicate_state_event(self, event, context):
prev_state = context.current_state.get((event.type, event.state_key))
if prev_state and event.user_id == prev_state.user_id:
prev_content = encode_canonical_json(prev_state.content)
"""
Checks whether event is in the latest resolved state in context.
If so, returns the version of the event in context.
Otherwise, returns None.
"""
prev_event = context.current_state.get((event.type, event.state_key))
if prev_event and event.user_id == prev_event.user_id:
prev_content = encode_canonical_json(prev_event.content)
next_content = encode_canonical_json(event.content)
if prev_content == next_content:
return prev_state
return prev_event
return None
@defer.inlineCallbacks

39
synapse/handlers/room.py
View file

@ -493,35 +493,24 @@ class RoomMemberHandler(BaseHandler):
if prev_state is not None:
return
target_user_id = event.state_key
target_user = UserID.from_string(event.state_key)
prev_state = context.current_state.get(
(EventTypes.Member, target_user_id),
(EventTypes.Member, target_user.to_string()),
None
)
room_id = event.room_id
# If we're trying to join a room then we have to do this differently
# if this HS is not currently in the room, i.e. we have to do the
# invite/join dance.
if event.membership == Membership.JOIN:
if is_guest:
guest_access = context.current_state.get(
(EventTypes.GuestAccess, ""),
None
)
is_guest_access_allowed = (
guest_access
and guest_access.content
and "guest_access" in guest_access.content
and guest_access.content["guest_access"] == "can_join"
)
if not is_guest_access_allowed:
raise AuthError(403, "Guest access not allowed")
if is_guest and not self._can_guest_join(context.current_state):
# This should be an auth check, but guests are a local concept,
# so don't really fit into the general auth process.
raise AuthError(403, "Guest access not allowed")
room_id = event.room_id
# If we're trying to join a room then we have to do this differently
# if this HS is not currently in the room, i.e. we have to do the
# invite/join dance.
# XXX: We don't do an auth check if we are doing an invite
# join dance for now, since we're kinda implicitly checking
@ -599,6 +588,18 @@ class RoomMemberHandler(BaseHandler):
user = UserID.from_string(event.user_id)
user_left_room(self.distributor, user, event.room_id)
def _can_guest_join(self, current_state):
"""
Returns whether a guest can join a room based on its current state.
"""
guest_access = current_state.get((EventTypes.GuestAccess, ""), None)
return (
guest_access
and guest_access.content
and "guest_access" in guest_access.content
and guest_access.content["guest_access"] == "can_join"
)
@defer.inlineCallbacks
def lookup_room_alias(self, room_alias):
"""