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102 lines
4.2 KiB
Python
102 lines
4.2 KiB
Python
# Copyright 2016 OpenMarket Ltd
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# Copyright 2017 Vector Creations Ltd
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# Copyright 2018-2019 New Vector Ltd
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# Copyright 2019 The Matrix.org Foundation C.I.C.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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import logging
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import re
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from typing import TYPE_CHECKING, Tuple
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from twisted.web.server import Request
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from synapse.api.constants import RoomCreationPreset
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from synapse.http.server import HttpServer
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from synapse.http.servlet import RestServlet
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from synapse.types import JsonDict
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if TYPE_CHECKING:
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from synapse.server import HomeServer
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logger = logging.getLogger(__name__)
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class VersionsRestServlet(RestServlet):
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PATTERNS = [re.compile("^/_matrix/client/versions$")]
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def __init__(self, hs: "HomeServer"):
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super().__init__()
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self.config = hs.config
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# Calculate these once since they shouldn't change after start-up.
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self.e2ee_forced_public = (
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RoomCreationPreset.PUBLIC_CHAT
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in self.config.encryption_enabled_by_default_for_room_presets
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)
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self.e2ee_forced_private = (
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RoomCreationPreset.PRIVATE_CHAT
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in self.config.encryption_enabled_by_default_for_room_presets
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)
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self.e2ee_forced_trusted_private = (
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RoomCreationPreset.TRUSTED_PRIVATE_CHAT
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in self.config.encryption_enabled_by_default_for_room_presets
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)
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def on_GET(self, request: Request) -> Tuple[int, JsonDict]:
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return (
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200,
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{
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"versions": [
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# XXX: at some point we need to decide whether we need to include
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# the previous version numbers, given we've defined r0.3.0 to be
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# backwards compatible with r0.2.0. But need to check how
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# conscientious we've been in compatibility, and decide whether the
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# middle number is the major revision when at 0.X.Y (as opposed to
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# X.Y.Z). And we need to decide whether it's fair to make clients
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# parse the version string to figure out what's going on.
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"r0.0.1",
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"r0.1.0",
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"r0.2.0",
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"r0.3.0",
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"r0.4.0",
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"r0.5.0",
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"r0.6.0",
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],
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# as per MSC1497:
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"unstable_features": {
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# Implements support for label-based filtering as described in
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# MSC2326.
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"org.matrix.label_based_filtering": True,
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# Implements support for cross signing as described in MSC1756
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"org.matrix.e2e_cross_signing": True,
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# Implements additional endpoints as described in MSC2432
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"org.matrix.msc2432": True,
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# Implements additional endpoints as described in MSC2666
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"uk.half-shot.msc2666": True,
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# Whether new rooms will be set to encrypted or not (based on presets).
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"io.element.e2ee_forced.public": self.e2ee_forced_public,
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"io.element.e2ee_forced.private": self.e2ee_forced_private,
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"io.element.e2ee_forced.trusted_private": self.e2ee_forced_trusted_private,
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# Supports the busy presence state described in MSC3026.
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"org.matrix.msc3026.busy_presence": self.config.experimental.msc3026_enabled,
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# Supports receiving hidden read receipts as per MSC2285
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"org.matrix.msc2285": self.config.experimental.msc2285_enabled,
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},
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},
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)
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def register_servlets(hs: "HomeServer", http_server: HttpServer) -> None:
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VersionsRestServlet(hs).register(http_server)
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