Additional type hints for REST servlets (part 2). (#10674)

Applies the changes from #10665 to additional modules.
This commit is contained in:
Patrick Cloke 2021-08-26 07:53:52 -04:00 committed by GitHub
parent 5548fe0978
commit 1aa0dad021
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17 changed files with 216 additions and 138 deletions

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@ -14,11 +14,18 @@
"""This module contains REST servlets to do with event streaming, /events."""
import logging
from typing import TYPE_CHECKING, Dict, List, Tuple, Union
from synapse.api.errors import SynapseError
from synapse.http.servlet import RestServlet
from synapse.http.server import HttpServer
from synapse.http.servlet import RestServlet, parse_string
from synapse.http.site import SynapseRequest
from synapse.rest.client._base import client_patterns
from synapse.streams.config import PaginationConfig
from synapse.types import JsonDict
if TYPE_CHECKING:
from synapse.server import HomeServer
logger = logging.getLogger(__name__)
@ -28,31 +35,30 @@ class EventStreamRestServlet(RestServlet):
DEFAULT_LONGPOLL_TIME_MS = 30000
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
super().__init__()
self.event_stream_handler = hs.get_event_stream_handler()
self.auth = hs.get_auth()
self.store = hs.get_datastore()
async def on_GET(self, request):
async def on_GET(self, request: SynapseRequest) -> Tuple[int, JsonDict]:
requester = await self.auth.get_user_by_req(request, allow_guest=True)
is_guest = requester.is_guest
room_id = None
args: Dict[bytes, List[bytes]] = request.args # type: ignore
if is_guest:
if b"room_id" not in request.args:
if b"room_id" not in args:
raise SynapseError(400, "Guest users must specify room_id param")
if b"room_id" in request.args:
room_id = request.args[b"room_id"][0].decode("ascii")
room_id = parse_string(request, "room_id")
pagin_config = await PaginationConfig.from_request(self.store, request)
timeout = EventStreamRestServlet.DEFAULT_LONGPOLL_TIME_MS
if b"timeout" in request.args:
if b"timeout" in args:
try:
timeout = int(request.args[b"timeout"][0])
timeout = int(args[b"timeout"][0])
except ValueError:
raise SynapseError(400, "timeout must be in milliseconds.")
as_client_event = b"raw" not in request.args
as_client_event = b"raw" not in args
chunk = await self.event_stream_handler.get_stream(
requester.user.to_string(),
@ -70,25 +76,27 @@ class EventStreamRestServlet(RestServlet):
class EventRestServlet(RestServlet):
PATTERNS = client_patterns("/events/(?P<event_id>[^/]*)$", v1=True)
def __init__(self, hs):
def __init__(self, hs: "HomeServer"):
super().__init__()
self.clock = hs.get_clock()
self.event_handler = hs.get_event_handler()
self.auth = hs.get_auth()
self._event_serializer = hs.get_event_client_serializer()
async def on_GET(self, request, event_id):
async def on_GET(
self, request: SynapseRequest, event_id: str
) -> Tuple[int, Union[str, JsonDict]]:
requester = await self.auth.get_user_by_req(request)
event = await self.event_handler.get_event(requester.user, None, event_id)
time_now = self.clock.time_msec()
if event:
event = await self._event_serializer.serialize_event(event, time_now)
return 200, event
result = await self._event_serializer.serialize_event(event, time_now)
return 200, result
else:
return 404, "Event not found."
def register_servlets(hs, http_server):
def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
EventStreamRestServlet(hs).register(http_server)
EventRestServlet(hs).register(http_server)