diff --git a/synapse/handlers/federation.py b/synapse/handlers/federation.py
index 72a0febc2b..61b6713c88 100644
--- a/synapse/handlers/federation.py
+++ b/synapse/handlers/federation.py
@@ -248,13 +248,13 @@ class FederationHandler(BaseHandler):
prevs = set(pdu.prev_event_ids())
seen = await self.store.have_seen_events(prevs)
- if min_depth and pdu.depth < min_depth:
+ if min_depth is not None and pdu.depth < min_depth:
# This is so that we don't notify the user about this
# message, to work around the fact that some events will
# reference really really old events we really don't want to
# send to the clients.
pdu.internal_metadata.outlier = True
- elif min_depth and pdu.depth > min_depth:
+ elif min_depth is not None and pdu.depth > min_depth:
missing_prevs = prevs - seen
if sent_to_us_directly and missing_prevs:
# If we're missing stuff, ensure we only fetch stuff one
diff --git a/synapse/handlers/message.py b/synapse/handlers/message.py
index 778f4df90b..ce4fd6d2cb 100644
--- a/synapse/handlers/message.py
+++ b/synapse/handlers/message.py
@@ -48,7 +48,7 @@ from synapse.metrics.background_process_metrics import run_as_background_process
from synapse.replication.http.send_event import ReplicationSendEventRestServlet
from synapse.storage.data_stores.main.events_worker import EventRedactBehaviour
from synapse.storage.state import StateFilter
-from synapse.types import RoomAlias, UserID, create_requester
+from synapse.types import Collection, RoomAlias, UserID, create_requester
from synapse.util.async_helpers import Linearizer
from synapse.util.frozenutils import frozendict_json_encoder
from synapse.util.metrics import measure_func
@@ -422,7 +422,7 @@ class EventCreationHandler(object):
event_dict,
token_id=None,
txn_id=None,
- prev_events_and_hashes=None,
+ prev_event_ids: Optional[Collection[str]] = None,
require_consent=True,
):
"""
@@ -439,10 +439,9 @@ class EventCreationHandler(object):
token_id (str)
txn_id (str)
- prev_events_and_hashes (list[(str, dict[str, str], int)]|None):
+ prev_event_ids:
the forward extremities to use as the prev_events for the
- new event. For each event, a tuple of (event_id, hashes, depth)
- where *hashes* is a map from algorithm to hash.
+ new event.
If None, they will be requested from the database.
@@ -498,9 +497,7 @@ class EventCreationHandler(object):
builder.internal_metadata.txn_id = txn_id
event, context = yield self.create_new_client_event(
- builder=builder,
- requester=requester,
- prev_events_and_hashes=prev_events_and_hashes,
+ builder=builder, requester=requester, prev_event_ids=prev_event_ids,
)
# In an ideal world we wouldn't need the second part of this condition. However,
@@ -714,7 +711,7 @@ class EventCreationHandler(object):
@measure_func("create_new_client_event")
@defer.inlineCallbacks
def create_new_client_event(
- self, builder, requester=None, prev_events_and_hashes=None
+ self, builder, requester=None, prev_event_ids: Optional[Collection[str]] = None
):
"""Create a new event for a local client
@@ -723,10 +720,9 @@ class EventCreationHandler(object):
requester (synapse.types.Requester|None):
- prev_events_and_hashes (list[(str, dict[str, str], int)]|None):
+ prev_event_ids:
the forward extremities to use as the prev_events for the
- new event. For each event, a tuple of (event_id, hashes, depth)
- where *hashes* is a map from algorithm to hash.
+ new event.
If None, they will be requested from the database.
@@ -734,22 +730,15 @@ class EventCreationHandler(object):
Deferred[(synapse.events.EventBase, synapse.events.snapshot.EventContext)]
"""
- if prev_events_and_hashes is not None:
- assert len(prev_events_and_hashes) <= 10, (
+ if prev_event_ids is not None:
+ assert len(prev_event_ids) <= 10, (
"Attempting to create an event with %i prev_events"
- % (len(prev_events_and_hashes),)
+ % (len(prev_event_ids),)
)
else:
- prev_events_and_hashes = yield self.store.get_prev_events_for_room(
- builder.room_id
- )
-
- prev_events = [
- (event_id, prev_hashes)
- for event_id, prev_hashes, _ in prev_events_and_hashes
- ]
+ prev_event_ids = yield self.store.get_prev_events_for_room(builder.room_id)
- event = yield builder.build(prev_event_ids=[p for p, _ in prev_events])
+ event = yield builder.build(prev_event_ids=prev_event_ids)
context = yield self.state.compute_event_context(event)
if requester:
context.app_service = requester.app_service
@@ -1042,9 +1031,7 @@ class EventCreationHandler(object):
# For each room we need to find a joined member we can use to send
# the dummy event with.
- prev_events_and_hashes = yield self.store.get_prev_events_for_room(room_id)
-
- latest_event_ids = (event_id for (event_id, _, _) in prev_events_and_hashes)
+ latest_event_ids = yield self.store.get_prev_events_for_room(room_id)
members = yield self.state.get_current_users_in_room(
room_id, latest_event_ids=latest_event_ids
@@ -1063,7 +1050,7 @@ class EventCreationHandler(object):
"room_id": room_id,
"sender": user_id,
},
- prev_events_and_hashes=prev_events_and_hashes,
+ prev_event_ids=latest_event_ids,
)
event.internal_metadata.proactively_send = False
diff --git a/synapse/handlers/room_member.py b/synapse/handlers/room_member.py
index e5f026bc91..28097f90c0 100644
--- a/synapse/handlers/room_member.py
+++ b/synapse/handlers/room_member.py
@@ -25,7 +25,7 @@ from twisted.internet import defer
from synapse import types
from synapse.api.constants import EventTypes, Membership
from synapse.api.errors import AuthError, Codes, SynapseError
-from synapse.types import RoomID, UserID
+from synapse.types import Collection, RoomID, UserID
from synapse.util.async_helpers import Linearizer
from synapse.util.distributor import user_joined_room, user_left_room
@@ -150,7 +150,7 @@ class RoomMemberHandler(object):
target,
room_id,
membership,
- prev_events_and_hashes,
+ prev_event_ids: Collection[str],
txn_id=None,
ratelimit=True,
content=None,
@@ -178,7 +178,7 @@ class RoomMemberHandler(object):
},
token_id=requester.access_token_id,
txn_id=txn_id,
- prev_events_and_hashes=prev_events_and_hashes,
+ prev_event_ids=prev_event_ids,
require_consent=require_consent,
)
@@ -390,8 +390,7 @@ class RoomMemberHandler(object):
if block_invite:
raise SynapseError(403, "Invites have been disabled on this server")
- prev_events_and_hashes = yield self.store.get_prev_events_for_room(room_id)
- latest_event_ids = (event_id for (event_id, _, _) in prev_events_and_hashes)
+ latest_event_ids = yield self.store.get_prev_events_for_room(room_id)
current_state_ids = yield self.state_handler.get_current_state_ids(
room_id, latest_event_ids=latest_event_ids
@@ -505,7 +504,7 @@ class RoomMemberHandler(object):
membership=effective_membership_state,
txn_id=txn_id,
ratelimit=ratelimit,
- prev_events_and_hashes=prev_events_and_hashes,
+ prev_event_ids=latest_event_ids,
content=content,
require_consent=require_consent,
)
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