Replaces calls to fetch_room_distributions_into with get_joined_hosts_for_room

5 files changed, 33 insertions, 112 deletions

diff --git a/synapse/handlers/receipts.py b/synapse/handlers/receipts.py
index a390a1b8bd..e62722d78d 100644
--- a/synapse/handlers/receipts.py
+++ b/synapse/handlers/receipts.py
@@ -29,6 +29,8 @@ class ReceiptsHandler(BaseHandler):
     def __init__(self, hs):
         super(ReceiptsHandler, self).__init__(hs)
 
+        self.server_name = hs.config.server_name
+        self.store = hs.get_datastore()
         self.hs = hs
         self.federation = hs.get_replication_layer()
         self.federation.register_edu_handler(
@@ -131,12 +133,9 @@ class ReceiptsHandler(BaseHandler):
             event_ids = receipt["event_ids"]
             data = receipt["data"]
 
-            remotedomains = set()
-
-            rm_handler = self.hs.get_handlers().room_member_handler
-            yield rm_handler.fetch_room_distributions_into(
-                room_id, localusers=None, remotedomains=remotedomains
-            )
+            remotedomains = yield self.store.get_joined_hosts_for_room(room_id)
+            remotedomains = remotedomains.copy()
+            remotedomains.discard(self.server_name)
 
             logger.debug("Sending receipt to: %r", remotedomains)
 
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index b44e52a515..b785a8fa97 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -56,35 +56,6 @@ class RoomMemberHandler(BaseHandler):
         self.distributor.declare("user_left_room")
 
     @defer.inlineCallbacks
-    def get_room_members(self, room_id):
-        users = yield self.store.get_users_in_room(room_id)
-
-        defer.returnValue([UserID.from_string(u) for u in users])
-
-    @defer.inlineCallbacks
-    def fetch_room_distributions_into(self, room_id, localusers=None,
-                                      remotedomains=None, ignore_user=None):
-        """Fetch the distribution of a room, adding elements to either
-        'localusers' or 'remotedomains', which should be a set() if supplied.
-        If ignore_user is set, ignore that user.
-
-        This function returns nothing; its result is performed by the
-        side-effect on the two passed sets. This allows easy accumulation of
-        member lists of multiple rooms at once if required.
-        """
-        members = yield self.get_room_members(room_id)
-        for member in members:
-            if ignore_user is not None and member == ignore_user:
-                continue
-
-            if self.hs.is_mine(member):
-                if localusers is not None:
-                    localusers.add(member)
-            else:
-                if remotedomains is not None:
-                    remotedomains.add(member.domain)
-
-    @defer.inlineCallbacks
     def _local_membership_update(
         self, requester, target, room_id, membership,
         prev_event_ids,
diff --git a/synapse/handlers/typing.py b/synapse/handlers/typing.py
index 8ce27f49ec..92eff534d6 100644
--- a/synapse/handlers/typing.py
+++ b/synapse/handlers/typing.py
@@ -39,7 +39,8 @@ class TypingNotificationHandler(BaseHandler):
     def __init__(self, hs):
         super(TypingNotificationHandler, self).__init__(hs)
 
-        self.homeserver = hs
+        self.store = hs.get_datastore()
+        self.server_name = hs.config.server_name
 
         self.clock = hs.get_clock()
 
@@ -157,32 +158,26 @@ class TypingNotificationHandler(BaseHandler):
 
     @defer.inlineCallbacks
     def _push_update(self, room_id, user, typing):
-        localusers = set()
-        remotedomains = set()
-
-        rm_handler = self.homeserver.get_handlers().room_member_handler
-        yield rm_handler.fetch_room_distributions_into(
-            room_id, localusers=localusers, remotedomains=remotedomains
-        )
-
-        if localusers:
-            self._push_update_local(
-                room_id=room_id,
-                user=user,
-                typing=typing
-            )
+        domains = yield self.store.get_joined_hosts_for_room(room_id)
 
         deferreds = []
-        for domain in remotedomains:
-            deferreds.append(self.federation.send_edu(
-                destination=domain,
-                edu_type="m.typing",
-                content={
-                    "room_id": room_id,
-                    "user_id": user.to_string(),
-                    "typing": typing,
-                },
-            ))
+        for domain in domains:
+            if domain == self.server_name:
+                self._push_update_local(
+                    room_id=room_id,
+                    user=user,
+                    typing=typing
+                )
+            else:
+                deferreds.append(self.federation.send_edu(
+                    destination=domain,
+                    edu_type="m.typing",
+                    content={
+                        "room_id": room_id,
+                        "user_id": user.to_string(),
+                        "typing": typing,
+                    },
+                ))
 
         yield defer.DeferredList(deferreds, consumeErrors=True)
 
@@ -191,14 +186,9 @@ class TypingNotificationHandler(BaseHandler):
         room_id = content["room_id"]
         user = UserID.from_string(content["user_id"])
 
-        localusers = set()
-
-        rm_handler = self.homeserver.get_handlers().room_member_handler
-        yield rm_handler.fetch_room_distributions_into(
-            room_id, localusers=localusers
-        )
+        domains = yield self.store.get_joined_hosts_for_room(room_id)
 
-        if localusers:
+        if self.server_name in domains:
             self._push_update_local(
                 room_id=room_id,
                 user=user,
diff --git a/tests/handlers/test_typing.py b/tests/handlers/test_typing.py
index 3955e7f5b1..d38ca37d63 100644
--- a/tests/handlers/test_typing.py
+++ b/tests/handlers/test_typing.py
@@ -71,6 +71,7 @@ class TypingNotificationsTestCase(unittest.TestCase):
         self.auth = Mock(spec=[])
 
         hs = yield setup_test_homeserver(
+            "test",
             auth=self.auth,
             clock=self.clock,
             datastore=Mock(spec=[
@@ -110,56 +111,16 @@ class TypingNotificationsTestCase(unittest.TestCase):
 
         self.room_id = "a-room"
 
-        # Mock the RoomMemberHandler
-        hs.handlers.room_member_handler = Mock(spec=[])
-        self.room_member_handler = hs.handlers.room_member_handler
-
         self.room_members = []
 
-        def get_rooms_for_user(user):
-            if user in self.room_members:
-                return defer.succeed([self.room_id])
-            else:
-                return defer.succeed([])
-        self.room_member_handler.get_rooms_for_user = get_rooms_for_user
-
-        def get_room_members(room_id):
-            if room_id == self.room_id:
-                return defer.succeed(self.room_members)
-            else:
-                return defer.succeed([])
-        self.room_member_handler.get_room_members = get_room_members
-
-        def get_joined_rooms_for_user(user):
-            if user in self.room_members:
-                return defer.succeed([self.room_id])
-            else:
-                return defer.succeed([])
-        self.room_member_handler.get_joined_rooms_for_user = get_joined_rooms_for_user
-
-        @defer.inlineCallbacks
-        def fetch_room_distributions_into(
-            room_id, localusers=None, remotedomains=None, ignore_user=None
-        ):
-            members = yield get_room_members(room_id)
-            for member in members:
-                if ignore_user is not None and member == ignore_user:
-                    continue
-
-                if hs.is_mine(member):
-                    if localusers is not None:
-                        localusers.add(member)
-                else:
-                    if remotedomains is not None:
-                        remotedomains.add(member.domain)
-        self.room_member_handler.fetch_room_distributions_into = (
-            fetch_room_distributions_into
-        )
-
         def check_joined_room(room_id, user_id):
             if user_id not in [u.to_string() for u in self.room_members]:
                 raise AuthError(401, "User is not in the room")
 
+        def get_joined_hosts_for_room(room_id):
+            return set(member.domain for member in self.room_members)
+        self.datastore.get_joined_hosts_for_room = get_joined_hosts_for_room
+
         self.auth.check_joined_room = check_joined_room
 
         # Some local users to test with
diff --git a/tests/utils.py b/tests/utils.py
index 9d7978a642..59d985b5f2 100644
--- a/tests/utils.py
+++ b/tests/utils.py
@@ -50,7 +50,7 @@ def setup_test_homeserver(name="test", datastore=None, config=None, **kargs):
         config.enable_registration = True
         config.macaroon_secret_key = "not even a little secret"
         config.expire_access_token = False
-        config.server_name = "server.under.test"
+        config.server_name = name
         config.trusted_third_party_id_servers = []
         config.room_invite_state_types = []