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# Copyright 2021 The Matrix.org Foundation C.I.C.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from typing import TYPE_CHECKING, Dict, List, Tuple, Type
from synapse.api.errors import SynapseError
from synapse.federation.transport.server._base import (
Authenticator,
BaseFederationServlet,
)
from synapse.handlers.groups_local import GroupsLocalHandler
from synapse.types import JsonDict, get_domain_from_id
from synapse.util.ratelimitutils import FederationRateLimiter
if TYPE_CHECKING:
from synapse.server import HomeServer
class BaseGroupsLocalServlet(BaseFederationServlet):
"""Abstract base class for federation servlet classes which provides a groups local handler.
See BaseFederationServlet for more information.
"""
def __init__(
self,
hs: "HomeServer",
authenticator: Authenticator,
ratelimiter: FederationRateLimiter,
server_name: str,
):
super().__init__(hs, authenticator, ratelimiter, server_name)
self.handler = hs.get_groups_local_handler()
class FederationGroupsLocalInviteServlet(BaseGroupsLocalServlet):
"""A group server has invited a local user"""
PATH = "/groups/local/(?P<group_id>[^/]*)/users/(?P<user_id>[^/]*)/invite"
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
user_id: str,
) -> Tuple[int, JsonDict]:
if get_domain_from_id(group_id) != origin:
raise SynapseError(403, "group_id doesn't match origin")
assert isinstance(
self.handler, GroupsLocalHandler
), "Workers cannot handle group invites."
new_content = await self.handler.on_invite(group_id, user_id, content)
return 200, new_content
class FederationGroupsRemoveLocalUserServlet(BaseGroupsLocalServlet):
"""A group server has removed a local user"""
PATH = "/groups/local/(?P<group_id>[^/]*)/users/(?P<user_id>[^/]*)/remove"
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
user_id: str,
) -> Tuple[int, None]:
if get_domain_from_id(group_id) != origin:
raise SynapseError(403, "user_id doesn't match origin")
assert isinstance(
self.handler, GroupsLocalHandler
), "Workers cannot handle group removals."
await self.handler.user_removed_from_group(group_id, user_id, content)
return 200, None
class FederationGroupsBulkPublicisedServlet(BaseGroupsLocalServlet):
"""Get roles in a group"""
PATH = "/get_groups_publicised"
async def on_POST(
self, origin: str, content: JsonDict, query: Dict[bytes, List[bytes]]
) -> Tuple[int, JsonDict]:
resp = await self.handler.bulk_get_publicised_groups(
content["user_ids"], proxy=False
)
return 200, resp
GROUP_LOCAL_SERVLET_CLASSES: Tuple[Type[BaseFederationServlet], ...] = (
FederationGroupsLocalInviteServlet,
FederationGroupsRemoveLocalUserServlet,
FederationGroupsBulkPublicisedServlet,
)
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