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-rw-r--r--synapse/handlers/room.py247
1 files changed, 126 insertions, 121 deletions
diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py
index 8e3c86d3a7..722dadde77 100644
--- a/synapse/handlers/room.py
+++ b/synapse/handlers/room.py
@@ -24,7 +24,6 @@ from synapse.api.constants import (
 )
 from synapse.api.errors import AuthError, StoreError, SynapseError, Codes
 from synapse.util import stringutils, unwrapFirstError
-from synapse.util.async import run_on_reactor
 from synapse.util.logcontext import preserve_context_over_fn
 
 from signedjson.sign import verify_signed_json
@@ -42,10 +41,6 @@ logger = logging.getLogger(__name__)
 id_server_scheme = "https://"
 
 
-def collect_presencelike_data(distributor, user, content):
-    return distributor.fire("collect_presencelike_data", user, content)
-
-
 def user_left_room(distributor, user, room_id):
     return preserve_context_over_fn(
         distributor.fire,
@@ -184,13 +179,24 @@ class RoomCreationHandler(BaseHandler):
         )
 
         msg_handler = self.hs.get_handlers().message_handler
+        room_member_handler = self.hs.get_handlers().room_member_handler
 
         for event in creation_events:
-            yield msg_handler.create_and_send_event(event, ratelimit=False)
+            if event["type"] == EventTypes.Member:
+                # TODO(danielwh): This is hideous
+                yield room_member_handler.update_membership(
+                    requester,
+                    user,
+                    room_id,
+                    "join",
+                    ratelimit=False,
+                )
+            else:
+                yield msg_handler.create_and_send_nonmember_event(event, ratelimit=False)
 
         if "name" in config:
             name = config["name"]
-            yield msg_handler.create_and_send_event({
+            yield msg_handler.create_and_send_nonmember_event({
                 "type": EventTypes.Name,
                 "room_id": room_id,
                 "sender": user_id,
@@ -200,7 +206,7 @@ class RoomCreationHandler(BaseHandler):
 
         if "topic" in config:
             topic = config["topic"]
-            yield msg_handler.create_and_send_event({
+            yield msg_handler.create_and_send_nonmember_event({
                 "type": EventTypes.Topic,
                 "room_id": room_id,
                 "sender": user_id,
@@ -209,13 +215,13 @@ class RoomCreationHandler(BaseHandler):
             }, ratelimit=False)
 
         for invitee in invite_list:
-            yield msg_handler.create_and_send_event({
-                "type": EventTypes.Member,
-                "state_key": invitee,
-                "room_id": room_id,
-                "sender": user_id,
-                "content": {"membership": Membership.INVITE},
-            }, ratelimit=False)
+            room_member_handler.update_membership(
+                requester,
+                UserID.from_string(invitee),
+                room_id,
+                "invite",
+                ratelimit=False,
+            )
 
         for invite_3pid in invite_3pid_list:
             id_server = invite_3pid["id_server"]
@@ -227,7 +233,7 @@ class RoomCreationHandler(BaseHandler):
                 medium,
                 address,
                 id_server,
-                token_id=None,
+                requester,
                 txn_id=None,
             )
 
@@ -392,7 +398,16 @@ class RoomMemberHandler(BaseHandler):
                     remotedomains.add(member.domain)
 
     @defer.inlineCallbacks
-    def update_membership(self, requester, target, room_id, action, txn_id=None):
+    def update_membership(
+            self,
+            requester,
+            target,
+            room_id,
+            action,
+            txn_id=None,
+            room_hosts=None,
+            ratelimit=True,
+    ):
         effective_membership_state = action
         if action in ["kick", "unban"]:
             effective_membership_state = "leave"
@@ -401,7 +416,7 @@ class RoomMemberHandler(BaseHandler):
 
         msg_handler = self.hs.get_handlers().message_handler
 
-        content = {"membership": unicode(effective_membership_state)}
+        content = {"membership": effective_membership_state}
         if requester.is_guest:
             content["kind"] = "guest"
 
@@ -412,6 +427,9 @@ class RoomMemberHandler(BaseHandler):
                 "room_id": room_id,
                 "sender": requester.user.to_string(),
                 "state_key": target.to_string(),
+
+                # For backwards compatibility:
+                "membership": effective_membership_state,
             },
             token_id=requester.access_token_id,
             txn_id=txn_id,
@@ -432,18 +450,23 @@ class RoomMemberHandler(BaseHandler):
                 errcode=Codes.BAD_STATE
             )
 
-        yield msg_handler.send_event(
+        member_handler = self.hs.get_handlers().room_member_handler
+        yield member_handler.send_membership_event(
             event,
             context,
-            ratelimit=True,
-            is_guest=requester.is_guest
+            is_guest=requester.is_guest,
+            ratelimit=ratelimit,
+            room_hosts=room_hosts,
+            from_client=True,
         )
 
         if action == "forget":
             yield self.forget(requester.user, room_id)
 
     @defer.inlineCallbacks
-    def send_membership_event(self, event, context, is_guest=False):
+    def send_membership_event(
+            self, event, context, is_guest=False, room_hosts=None, ratelimit=True, from_client=True,
+    ):
         """ Change the membership status of a user in a room.
 
         Args:
@@ -451,7 +474,18 @@ class RoomMemberHandler(BaseHandler):
         Raises:
             SynapseError if there was a problem changing the membership.
         """
+        if from_client:
+            user = UserID.from_string(event.sender)
+
+            assert self.hs.is_mine(user), "User must be our own: %s" % (user,)
+
+        if event.is_state():
+            prev_state = self.hs.get_handlers().message_handler.deduplicate_state_event(event, context)
+            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),
@@ -478,7 +512,51 @@ class RoomMemberHandler(BaseHandler):
                 if not is_guest_access_allowed:
                     raise AuthError(403, "Guest access not allowed")
 
-            yield self._do_join(event, context)
+            room_id = event.room_id
+
+            # XXX: We don't do an auth check if we are doing an invite
+            # join dance for now, since we're kinda implicitly checking
+            # that we are allowed to join when we decide whether or not we
+            # need to do the invite/join dance.
+
+            is_host_in_room = yield self.is_host_in_room(room_id, context)
+            if is_host_in_room:
+                should_do_dance = False
+            elif room_hosts:  # TODO: Shouldn't this be remote_room_host?
+                should_do_dance = True
+            else:
+                inviter = yield self.get_inviter(event)
+                if not inviter:
+                    # return the same error as join_room_alias does
+                    raise SynapseError(404, "No known servers")
+                should_do_dance = not self.hs.is_mine(inviter)
+                room_hosts = [inviter.domain]
+
+            if should_do_dance:
+                handler = self.hs.get_handlers().federation_handler
+                yield handler.do_invite_join(
+                    room_hosts,
+                    room_id,
+                    event.user_id,
+                    event.content,
+                )
+            else:
+                logger.debug("Doing normal join")
+
+                yield self.handle_new_client_event(
+                    event,
+                    context,
+                    extra_users=[target_user],
+                    ratelimit=ratelimit,
+                )
+
+            prev_state = context.current_state.get((event.type, event.state_key))
+            if not prev_state or prev_state.membership != Membership.JOIN:
+                # Only fire user_joined_room if the user has acutally joined the
+                # room. Don't bother if the user is just changing their profile
+                # info.
+                user = UserID.from_string(event.user_id)
+                yield user_joined_room(self.distributor, user, room_id)
         else:
             if event.membership == Membership.LEAVE:
                 is_host_in_room = yield self.is_host_in_room(room_id, context)
@@ -494,28 +572,36 @@ class RoomMemberHandler(BaseHandler):
                         room_id,
                         event.user_id
                     )
-                    defer.returnValue({"room_id": room_id})
                     return
 
             # FIXME: This isn't idempotency.
             if prev_state and prev_state.membership == event.membership:
                 # double same action, treat this event as a NOOP.
-                defer.returnValue({})
                 return
 
-            yield self._do_local_membership_update(
+            yield self.handle_new_client_event(
                 event,
-                context=context,
+                context,
+                extra_users=[target_user],
+                ratelimit=ratelimit,
             )
 
             if prev_state and prev_state.membership == Membership.JOIN:
                 user = UserID.from_string(event.user_id)
                 user_left_room(self.distributor, user, event.room_id)
 
-        defer.returnValue({"room_id": room_id})
-
     @defer.inlineCallbacks
-    def join_room_alias(self, joinee, room_alias, content={}):
+    def lookup_room_alias(self, room_alias):
+        """
+        Get the room ID associated with a room alias.
+
+        Args:
+            room_alias (RoomAlias): The alias to look up.
+        Returns:
+            The room ID as a RoomID object.
+        Raises:
+            SynapseError if room alias could not be found.
+        """
         directory_handler = self.hs.get_handlers().directory_handler
         mapping = yield directory_handler.get_association(room_alias)
 
@@ -527,69 +613,7 @@ class RoomMemberHandler(BaseHandler):
         if not hosts:
             raise SynapseError(404, "No known servers")
 
-        # If event doesn't include a display name, add one.
-        yield collect_presencelike_data(self.distributor, joinee, content)
-
-        content.update({"membership": Membership.JOIN})
-        builder = self.event_builder_factory.new({
-            "type": EventTypes.Member,
-            "state_key": joinee.to_string(),
-            "room_id": room_id,
-            "sender": joinee.to_string(),
-            "membership": Membership.JOIN,
-            "content": content,
-        })
-        event, context = yield self._create_new_client_event(builder)
-
-        yield self._do_join(event, context, room_hosts=hosts)
-
-        defer.returnValue({"room_id": room_id})
-
-    @defer.inlineCallbacks
-    def _do_join(self, event, context, room_hosts=None):
-        room_id = event.room_id
-
-        # XXX: We don't do an auth check if we are doing an invite
-        # join dance for now, since we're kinda implicitly checking
-        # that we are allowed to join when we decide whether or not we
-        # need to do the invite/join dance.
-
-        is_host_in_room = yield self.is_host_in_room(room_id, context)
-        if is_host_in_room:
-            should_do_dance = False
-        elif room_hosts:  # TODO: Shouldn't this be remote_room_host?
-            should_do_dance = True
-        else:
-            inviter = yield self.get_inviter(event)
-            if not inviter:
-                # return the same error as join_room_alias does
-                raise SynapseError(404, "No known servers")
-            should_do_dance = not self.hs.is_mine(inviter)
-            room_hosts = [inviter.domain]
-
-        if should_do_dance:
-            handler = self.hs.get_handlers().federation_handler
-            yield handler.do_invite_join(
-                room_hosts,
-                room_id,
-                event.user_id,
-                event.content,
-            )
-        else:
-            logger.debug("Doing normal join")
-
-            yield self._do_local_membership_update(
-                event,
-                context=context,
-            )
-
-        prev_state = context.current_state.get((event.type, event.state_key))
-        if not prev_state or prev_state.membership != Membership.JOIN:
-            # Only fire user_joined_room if the user has acutally joined the
-            # room. Don't bother if the user is just changing their profile
-            # info.
-            user = UserID.from_string(event.user_id)
-            yield user_joined_room(self.distributor, user, room_id)
+        defer.returnValue((RoomID.from_string(room_id), hosts))
 
     @defer.inlineCallbacks
     def get_inviter(self, event):
@@ -645,18 +669,6 @@ class RoomMemberHandler(BaseHandler):
         defer.returnValue(room_ids)
 
     @defer.inlineCallbacks
-    def _do_local_membership_update(self, event, context):
-        yield run_on_reactor()
-
-        target_user = UserID.from_string(event.state_key)
-
-        yield self.handle_new_client_event(
-            event,
-            context,
-            extra_users=[target_user],
-        )
-
-    @defer.inlineCallbacks
     def do_3pid_invite(
             self,
             room_id,
@@ -664,7 +676,7 @@ class RoomMemberHandler(BaseHandler):
             medium,
             address,
             id_server,
-            token_id,
+            requester,
             txn_id
     ):
         invitee = yield self._lookup_3pid(
@@ -672,19 +684,12 @@ class RoomMemberHandler(BaseHandler):
         )
 
         if invitee:
-            # make sure it looks like a user ID; it'll throw if it's invalid.
-            UserID.from_string(invitee)
-            yield self.hs.get_handlers().message_handler.create_and_send_event(
-                {
-                    "type": EventTypes.Member,
-                    "content": {
-                        "membership": unicode("invite")
-                    },
-                    "room_id": room_id,
-                    "sender": inviter.to_string(),
-                    "state_key": invitee,
-                },
-                token_id=token_id,
+            handler = self.hs.get_handlers().room_member_handler
+            yield handler.update_membership(
+                requester,
+                UserID.from_string(invitee),
+                room_id,
+                "invite",
                 txn_id=txn_id,
             )
         else:
@@ -694,7 +699,7 @@ class RoomMemberHandler(BaseHandler):
                 address,
                 room_id,
                 inviter,
-                token_id,
+                requester.access_token_id,
                 txn_id=txn_id
             )
 
@@ -805,7 +810,7 @@ class RoomMemberHandler(BaseHandler):
             )
         )
         msg_handler = self.hs.get_handlers().message_handler
-        yield msg_handler.create_and_send_event(
+        yield msg_handler.create_and_send_nonmember_event(
             {
                 "type": EventTypes.ThirdPartyInvite,
                 "content": {