diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index 5a40e8c144..a11ffae753 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -60,6 +60,7 @@ class RoomMemberHandler(object):
self.registration_handler = hs.get_registration_handler()
self.profile_handler = hs.get_profile_handler()
self.event_creation_handler = hs.get_event_creation_handler()
+ self.identity_handler = hs.get_handlers().identity_handler
self.member_linearizer = Linearizer(name="member")
@@ -267,8 +268,10 @@ class RoomMemberHandler(object):
third_party_signed: Optional[dict] = None,
ratelimit: bool = True,
content: Optional[dict] = None,
+ new_room: bool = False,
require_consent: bool = True,
) -> Tuple[str, int]:
+ """Update a user's membership in a room"""
key = (room_id,)
with (await self.member_linearizer.queue(key)):
@@ -282,6 +285,7 @@ class RoomMemberHandler(object):
third_party_signed=third_party_signed,
ratelimit=ratelimit,
content=content,
+ new_room=new_room,
require_consent=require_consent,
)
@@ -298,6 +302,7 @@ class RoomMemberHandler(object):
third_party_signed: Optional[dict] = None,
ratelimit: bool = True,
content: Optional[dict] = None,
+ new_room: bool = False,
require_consent: bool = True,
) -> Tuple[str, int]:
content_specified = bool(content)
@@ -362,8 +367,15 @@ class RoomMemberHandler(object):
)
block_invite = True
+ is_published = await self.store.is_room_published(room_id)
+
if not self.spam_checker.user_may_invite(
- requester.user.to_string(), target.to_string(), room_id
+ requester.user.to_string(),
+ target.to_string(),
+ third_party_invite=None,
+ room_id=room_id,
+ new_room=new_room,
+ published_room=is_published,
):
logger.info("Blocking invite due to spam checker")
block_invite = True
@@ -441,6 +453,25 @@ class RoomMemberHandler(object):
# so don't really fit into the general auth process.
raise AuthError(403, "Guest access not allowed")
+ if (
+ self._server_notices_mxid is not None
+ and requester.user.to_string() == self._server_notices_mxid
+ ):
+ # allow the server notices mxid to join rooms
+ is_requester_admin = True
+
+ else:
+ is_requester_admin = await self.auth.is_server_admin(requester.user)
+
+ inviter = await self._get_inviter(target.to_string(), room_id)
+ if not is_requester_admin:
+ # We assume that if the spam checker allowed the user to create
+ # a room then they're allowed to join it.
+ if not new_room and not self.spam_checker.user_may_join_room(
+ target.to_string(), room_id, is_invited=inviter is not None
+ ):
+ raise SynapseError(403, "Not allowed to join this room")
+
if not is_host_in_room:
inviter = await self._get_inviter(target.to_string(), room_id)
if inviter and not self.hs.is_mine(inviter):
@@ -721,6 +752,7 @@ class RoomMemberHandler(object):
id_server: str,
requester: Requester,
txn_id: Optional[str],
+ new_room: bool = False,
id_access_token: Optional[str] = None,
) -> int:
if self.config.block_non_admin_invites:
@@ -744,6 +776,16 @@ class RoomMemberHandler(object):
Codes.FORBIDDEN,
)
+ can_invite = await self.third_party_event_rules.check_threepid_can_be_invited(
+ medium, address, room_id
+ )
+ if not can_invite:
+ raise SynapseError(
+ 403,
+ "This third-party identifier can not be invited in this room",
+ Codes.FORBIDDEN,
+ )
+
if not self._enable_lookup:
raise SynapseError(
403, "Looking up third-party identifiers is denied from this server"
@@ -753,6 +795,19 @@ class RoomMemberHandler(object):
id_server, medium, address, id_access_token
)
+ is_published = await self.store.is_room_published(room_id)
+
+ if not self.spam_checker.user_may_invite(
+ requester.user.to_string(),
+ invitee,
+ third_party_invite={"medium": medium, "address": address},
+ room_id=room_id,
+ new_room=new_room,
+ published_room=is_published,
+ ):
+ logger.info("Blocking invite due to spam checker")
+ raise SynapseError(403, "Invites have been disabled on this server")
+
if invitee:
_, stream_id = await self.update_membership(
requester, UserID.from_string(invitee), room_id, "invite", txn_id=txn_id
|
