From dc22090a6735b2366f45271178ca7a087560f520 Mon Sep 17 00:00:00 2001 From: Erik Johnston Date: Fri, 14 Aug 2020 14:47:53 +0100 Subject: Add type hints to synapse.handlers.room (#8090) --- changelog.d/8090.misc | 1 + synapse/handlers/room.py | 104 ++++++++++++++++++++++++++++++----------------- tox.ini | 3 +- 3 files changed, 69 insertions(+), 39 deletions(-) create mode 100644 changelog.d/8090.misc diff --git a/changelog.d/8090.misc b/changelog.d/8090.misc new file mode 100644 index 0000000000..725a03ae88 --- /dev/null +++ b/changelog.d/8090.misc @@ -0,0 +1 @@ +Add type hints to `synapse.handlers.room`. diff --git a/synapse/handlers/room.py b/synapse/handlers/room.py index a8545255b1..442cca28e6 100644 --- a/synapse/handlers/room.py +++ b/synapse/handlers/room.py @@ -22,7 +22,7 @@ import logging import math import string from collections import OrderedDict -from typing import Awaitable, Optional, Tuple +from typing import TYPE_CHECKING, Any, Awaitable, Dict, List, Optional, Tuple from synapse.api.constants import ( EventTypes, @@ -32,11 +32,14 @@ from synapse.api.constants import ( RoomEncryptionAlgorithms, ) from synapse.api.errors import AuthError, Codes, NotFoundError, StoreError, SynapseError +from synapse.api.filtering import Filter from synapse.api.room_versions import KNOWN_ROOM_VERSIONS, RoomVersion +from synapse.events import EventBase from synapse.events.utils import copy_power_levels_contents from synapse.http.endpoint import parse_and_validate_server_name from synapse.storage.state import StateFilter from synapse.types import ( + JsonDict, Requester, RoomAlias, RoomID, @@ -53,6 +56,9 @@ from synapse.visibility import filter_events_for_client from ._base import BaseHandler +if TYPE_CHECKING: + from synapse.server import HomeServer + logger = logging.getLogger(__name__) id_server_scheme = "https://" @@ -61,7 +67,7 @@ FIVE_MINUTES_IN_MS = 5 * 60 * 1000 class RoomCreationHandler(BaseHandler): - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): super(RoomCreationHandler, self).__init__(hs) self.spam_checker = hs.get_spam_checker() @@ -92,7 +98,7 @@ class RoomCreationHandler(BaseHandler): "guest_can_join": False, "power_level_content_override": {}, }, - } + } # type: Dict[str, Dict[str, Any]] # Modify presets to selectively enable encryption by default per homeserver config for preset_name, preset_config in self._presets_dict.items(): @@ -215,6 +221,9 @@ class RoomCreationHandler(BaseHandler): old_room_state = await tombstone_context.get_current_state_ids() + # We know the tombstone event isn't an outlier so it has current state. + assert old_room_state is not None + # update any aliases await self._move_aliases_to_new_room( requester, old_room_id, new_room_id, old_room_state @@ -528,17 +537,21 @@ class RoomCreationHandler(BaseHandler): logger.error("Unable to send updated alias events in new room: %s", e) async def create_room( - self, requester, config, ratelimit=True, creator_join_profile=None + self, + requester: Requester, + config: JsonDict, + ratelimit: bool = True, + creator_join_profile: Optional[JsonDict] = None, ) -> Tuple[dict, int]: """ Creates a new room. Args: - requester (synapse.types.Requester): + requester: The user who requested the room creation. - config (dict) : A dict of configuration options. - ratelimit (bool): set to False to disable the rate limiter + config : A dict of configuration options. + ratelimit: set to False to disable the rate limiter - creator_join_profile (dict|None): + creator_join_profile: Set to override the displayname and avatar for the creating user in this room. If unset, displayname and avatar will be derived from the user's profile. If set, should contain the @@ -601,6 +614,7 @@ class RoomCreationHandler(BaseHandler): Codes.UNSUPPORTED_ROOM_VERSION, ) + room_alias = None if "room_alias_name" in config: for wchar in string.whitespace: if wchar in config["room_alias_name"]: @@ -611,8 +625,6 @@ class RoomCreationHandler(BaseHandler): if mapping: raise SynapseError(400, "Room alias already taken", Codes.ROOM_IN_USE) - else: - room_alias = None invite_list = config.get("invite", []) for i in invite_list: @@ -771,23 +783,30 @@ class RoomCreationHandler(BaseHandler): async def _send_events_for_new_room( self, - creator, # A Requester object. - room_id, - preset_config, - invite_list, - initial_state, - creation_content, - room_alias=None, - power_level_content_override=None, # Doesn't apply when initial state has power level state event content - creator_join_profile=None, + creator: Requester, + room_id: str, + preset_config: str, + invite_list: List[str], + initial_state: StateMap, + creation_content: JsonDict, + room_alias: Optional[RoomAlias] = None, + power_level_content_override: Optional[JsonDict] = None, + creator_join_profile: Optional[JsonDict] = None, ) -> int: """Sends the initial events into a new room. + `power_level_content_override` doesn't apply when initial state has + power level state event content. + Returns: The stream_id of the last event persisted. """ - def create(etype, content, **kwargs): + creator_id = creator.user.to_string() + + event_keys = {"room_id": room_id, "sender": creator_id, "state_key": ""} + + def create(etype: str, content: JsonDict, **kwargs) -> JsonDict: e = {"type": etype, "content": content} e.update(event_keys) @@ -795,7 +814,7 @@ class RoomCreationHandler(BaseHandler): return e - async def send(etype, content, **kwargs) -> int: + async def send(etype: str, content: JsonDict, **kwargs) -> int: event = create(etype, content, **kwargs) logger.debug("Sending %s in new room", etype) ( @@ -808,10 +827,6 @@ class RoomCreationHandler(BaseHandler): config = self._presets_dict[preset_config] - creator_id = creator.user.to_string() - - event_keys = {"room_id": room_id, "sender": creator_id, "state_key": ""} - creation_content.update({"creator": creator_id}) await send(etype=EventTypes.Create, content=creation_content) @@ -852,7 +867,7 @@ class RoomCreationHandler(BaseHandler): "kick": 50, "redact": 50, "invite": 50, - } + } # type: JsonDict if config["original_invitees_have_ops"]: for invitee in invite_list: @@ -906,7 +921,7 @@ class RoomCreationHandler(BaseHandler): return last_sent_stream_id async def _generate_room_id( - self, creator_id: str, is_public: str, room_version: RoomVersion, + self, creator_id: str, is_public: bool, room_version: RoomVersion, ): # autogen room IDs and try to create it. We may clash, so just # try a few times till one goes through, giving up eventually. @@ -930,23 +945,30 @@ class RoomCreationHandler(BaseHandler): class RoomContextHandler(object): - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): self.hs = hs self.store = hs.get_datastore() self.storage = hs.get_storage() self.state_store = self.storage.state - async def get_event_context(self, user, room_id, event_id, limit, event_filter): + async def get_event_context( + self, + user: UserID, + room_id: str, + event_id: str, + limit: int, + event_filter: Optional[Filter], + ) -> Optional[JsonDict]: """Retrieves events, pagination tokens and state around a given event in a room. Args: - user (UserID) - room_id (str) - event_id (str) - limit (int): The maximum number of events to return in total + user + room_id + event_id + limit: The maximum number of events to return in total (excluding state). - event_filter (Filter|None): the filter to apply to the events returned + event_filter: the filter to apply to the events returned (excluding the target event_id) Returns: @@ -1033,12 +1055,18 @@ class RoomContextHandler(object): class RoomEventSource(object): - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): self.store = hs.get_datastore() async def get_new_events( - self, user, from_key, limit, room_ids, is_guest, explicit_room_id=None - ): + self, + user: UserID, + from_key: str, + limit: int, + room_ids: List[str], + is_guest: bool, + explicit_room_id: Optional[str] = None, + ) -> Tuple[List[EventBase], str]: # We just ignore the key for now. to_key = self.get_current_key() @@ -1096,7 +1124,7 @@ class RoomShutdownHandler(object): ) DEFAULT_ROOM_NAME = "Content Violation Notification" - def __init__(self, hs): + def __init__(self, hs: "HomeServer"): self.hs = hs self.room_member_handler = hs.get_room_member_handler() self._room_creation_handler = hs.get_room_creation_handler() diff --git a/tox.ini b/tox.ini index e5413eb110..ea804108b5 100644 --- a/tox.ini +++ b/tox.ini @@ -169,7 +169,7 @@ commands= skip_install = True deps = {[base]deps} - mypy==0.750 + mypy==0.782 mypy-zope env = MYPYPATH = stubs/ @@ -190,6 +190,7 @@ commands = mypy \ synapse/handlers/message.py \ synapse/handlers/oidc_handler.py \ synapse/handlers/presence.py \ + synapse/handlers/room.py \ synapse/handlers/room_member.py \ synapse/handlers/room_member_worker.py \ synapse/handlers/saml_handler.py \ -- cgit 1.4.1