def resolve_events_with_store(room_version, state_sets, event_map, state_res_store):
"""
Args:
room_version(str): Version of the room
state_sets(list): List of dicts of (type, state_key) -> event_id,
which are the different state groups to resolve.
event_map(dict[str,FrozenEvent]|None):
a dict from event_id to event, for any events that we happen to
have in flight (eg, those currently being persisted). This will be
used as a starting point fof finding the state we need; any missing
events will be requested via state_map_factory.
If None, all events will be fetched via state_map_factory.
state_res_store (StateResolutionStore)
Returns
Deferred[dict[(str, str), str]]:
a map from (type, state_key) to event_id.
"""
v = KNOWN_ROOM_VERSIONS[room_version]
if v.state_res == StateResolutionVersions.V1:
return v1.resolve_events_with_store(
state_sets, event_map, state_res_store.get_events,
)
else:
return v2.resolve_events_with_store(
room_version, state_sets, event_map, state_res_store,
)
def resolve_events_with_store(room_version, state_sets, event_map,
state_res_store):
"""
Args:
room_version(str): Version of the room
state_sets(list): List of dicts of (type, state_key) -> event_id,
which are the different state groups to resolve.
event_map(dict[str,FrozenEvent]|None):
a dict from event_id to event, for any events that we happen to
have in flight (eg, those currently being persisted). This will be
used as a starting point fof finding the state we need; any missing
events will be requested via state_map_factory.
If None, all events will be fetched via state_map_factory.
state_res_store (StateResolutionStore)
Returns
Deferred[dict[(str, str), str]]:
a map from (type, state_key) to event_id.
"""
if room_version == RoomVersions.V1:
return v1.resolve_events_with_store(
state_sets,
event_map,
state_res_store.get_events,
)
elif room_version in (
RoomVersions.STATE_V2_TEST,
RoomVersions.V2,
RoomVersions.V3,
):
return v2.resolve_events_with_store(
room_version,
state_sets,
event_map,
state_res_store,
)
else:
# This should only happen if we added a version but forgot to add it to
# the list above.
raise Exception(
"No state resolution algorithm defined for version %r" %
(room_version, ))
def resolve_events_with_store(
clock: Clock,
room_id: str,
room_version: str,
state_sets: List[StateMap[str]],
event_map: Optional[Dict[str, EventBase]],
state_res_store: "StateResolutionStore",
):
"""
Args:
room_id: the room we are working in
room_version: Version of the room
state_sets: List of dicts of (type, state_key) -> event_id,
which are the different state groups to resolve.
event_map:
a dict from event_id to event, for any events that we happen to
have in flight (eg, those currently being persisted). This will be
used as a starting point fof finding the state we need; any missing
events will be requested via state_map_factory.
If None, all events will be fetched via state_res_store.
state_res_store: a place to fetch events from
Returns:
Deferred[dict[(str, str), str]]:
a map from (type, state_key) to event_id.
"""
v = KNOWN_ROOM_VERSIONS[room_version]
if v.state_res == StateResolutionVersions.V1:
return v1.resolve_events_with_store(room_id, state_sets, event_map,
state_res_store.get_events)
else:
return v2.resolve_events_with_store(clock, room_id, room_version,
state_sets, event_map,
state_res_store)
def resolve_events_with_store(room_version, state_sets, event_map, state_res_store):
"""
Args:
room_version(str): Version of the room
state_sets(list): List of dicts of (type, state_key) -> event_id,
which are the different state groups to resolve.
event_map(dict[str,FrozenEvent]|None):
a dict from event_id to event, for any events that we happen to
have in flight (eg, those currently being persisted). This will be
used as a starting point fof finding the state we need; any missing
events will be requested via state_map_factory.
If None, all events will be fetched via state_map_factory.
state_res_store (StateResolutionStore)
Returns
Deferred[dict[(str, str), str]]:
a map from (type, state_key) to event_id.
"""
if room_version == RoomVersions.V1:
return v1.resolve_events_with_store(
state_sets, event_map, state_res_store.get_events,
)
elif room_version in (RoomVersions.VDH_TEST, RoomVersions.STATE_V2_TEST):
return v2.resolve_events_with_store(
state_sets, event_map, state_res_store,
)
else:
# This should only happen if we added a version but forgot to add it to
# the list above.
raise Exception(
"No state resolution algorithm defined for version %r" % (room_version,)
)