anonymousland-synapse/synapse/federation/transport/server/groups_server.py

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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 typing_extensions import Literal
from synapse.api.constants import MAX_GROUP_CATEGORYID_LENGTH, MAX_GROUP_ROLEID_LENGTH
from synapse.api.errors import Codes, SynapseError
from synapse.federation.transport.server._base import (
Authenticator,
BaseFederationServlet,
)
from synapse.http.servlet import parse_string_from_args
from synapse.types import JsonDict, get_domain_from_id
from synapse.util.ratelimitutils import FederationRateLimiter
if TYPE_CHECKING:
from synapse.server import HomeServer
class BaseGroupsServerServlet(BaseFederationServlet):
"""Abstract base class for federation servlet classes which provides a groups server 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_server_handler()
class FederationGroupsProfileServlet(BaseGroupsServerServlet):
"""Get/set the basic profile of a group on behalf of a user"""
PATH = "/groups/(?P<group_id>[^/]*)/profile"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.get_group_profile(group_id, requester_user_id)
return 200, new_content
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.update_group_profile(
group_id, requester_user_id, content
)
return 200, new_content
class FederationGroupsSummaryServlet(BaseGroupsServerServlet):
PATH = "/groups/(?P<group_id>[^/]*)/summary"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.get_group_summary(group_id, requester_user_id)
return 200, new_content
class FederationGroupsRoomsServlet(BaseGroupsServerServlet):
"""Get the rooms in a group on behalf of a user"""
PATH = "/groups/(?P<group_id>[^/]*)/rooms"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.get_rooms_in_group(group_id, requester_user_id)
return 200, new_content
class FederationGroupsAddRoomsServlet(BaseGroupsServerServlet):
"""Add/remove room from group"""
PATH = "/groups/(?P<group_id>[^/]*)/room/(?P<room_id>[^/]*)"
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
room_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.add_room_to_group(
group_id, requester_user_id, room_id, content
)
return 200, new_content
async def on_DELETE(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
room_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.remove_room_from_group(
group_id, requester_user_id, room_id
)
return 200, new_content
class FederationGroupsAddRoomsConfigServlet(BaseGroupsServerServlet):
"""Update room config in group"""
PATH = (
"/groups/(?P<group_id>[^/]*)/room/(?P<room_id>[^/]*)"
"/config/(?P<config_key>[^/]*)"
)
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
room_id: str,
config_key: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
result = await self.handler.update_room_in_group(
group_id, requester_user_id, room_id, config_key, content
)
return 200, result
class FederationGroupsUsersServlet(BaseGroupsServerServlet):
"""Get the users in a group on behalf of a user"""
PATH = "/groups/(?P<group_id>[^/]*)/users"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.get_users_in_group(group_id, requester_user_id)
return 200, new_content
class FederationGroupsInvitedUsersServlet(BaseGroupsServerServlet):
"""Get the users that have been invited to a group"""
PATH = "/groups/(?P<group_id>[^/]*)/invited_users"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.get_invited_users_in_group(
group_id, requester_user_id
)
return 200, new_content
class FederationGroupsInviteServlet(BaseGroupsServerServlet):
"""Ask a group server to invite someone to the group"""
PATH = "/groups/(?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]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.invite_to_group(
group_id, user_id, requester_user_id, content
)
return 200, new_content
class FederationGroupsAcceptInviteServlet(BaseGroupsServerServlet):
"""Accept an invitation from the group server"""
PATH = "/groups/(?P<group_id>[^/]*)/users/(?P<user_id>[^/]*)/accept_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(user_id) != origin:
raise SynapseError(403, "user_id doesn't match origin")
new_content = await self.handler.accept_invite(group_id, user_id, content)
return 200, new_content
class FederationGroupsJoinServlet(BaseGroupsServerServlet):
"""Attempt to join a group"""
PATH = "/groups/(?P<group_id>[^/]*)/users/(?P<user_id>[^/]*)/join"
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(user_id) != origin:
raise SynapseError(403, "user_id doesn't match origin")
new_content = await self.handler.join_group(group_id, user_id, content)
return 200, new_content
class FederationGroupsRemoveUserServlet(BaseGroupsServerServlet):
"""Leave or kick a user from the group"""
PATH = "/groups/(?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, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.remove_user_from_group(
group_id, user_id, requester_user_id, content
)
return 200, new_content
class FederationGroupsSummaryRoomsServlet(BaseGroupsServerServlet):
"""Add/remove a room from the group summary, with optional category.
Matches both:
- /groups/:group/summary/rooms/:room_id
- /groups/:group/summary/categories/:category/rooms/:room_id
"""
PATH = (
"/groups/(?P<group_id>[^/]*)/summary"
"(/categories/(?P<category_id>[^/]+))?"
"/rooms/(?P<room_id>[^/]*)"
)
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
category_id: str,
room_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if category_id == "":
raise SynapseError(
400, "category_id cannot be empty string", Codes.INVALID_PARAM
)
if len(category_id) > MAX_GROUP_CATEGORYID_LENGTH:
raise SynapseError(
400,
"category_id may not be longer than %s characters"
% (MAX_GROUP_CATEGORYID_LENGTH,),
Codes.INVALID_PARAM,
)
resp = await self.handler.update_group_summary_room(
group_id,
requester_user_id,
room_id=room_id,
category_id=category_id,
content=content,
)
return 200, resp
async def on_DELETE(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
category_id: str,
room_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if category_id == "":
raise SynapseError(400, "category_id cannot be empty string")
resp = await self.handler.delete_group_summary_room(
group_id, requester_user_id, room_id=room_id, category_id=category_id
)
return 200, resp
class FederationGroupsCategoriesServlet(BaseGroupsServerServlet):
"""Get all categories for a group"""
PATH = "/groups/(?P<group_id>[^/]*)/categories/?"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
resp = await self.handler.get_group_categories(group_id, requester_user_id)
return 200, resp
class FederationGroupsCategoryServlet(BaseGroupsServerServlet):
"""Add/remove/get a category in a group"""
PATH = "/groups/(?P<group_id>[^/]*)/categories/(?P<category_id>[^/]+)"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
category_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
resp = await self.handler.get_group_category(
group_id, requester_user_id, category_id
)
return 200, resp
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
category_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if category_id == "":
raise SynapseError(400, "category_id cannot be empty string")
if len(category_id) > MAX_GROUP_CATEGORYID_LENGTH:
raise SynapseError(
400,
"category_id may not be longer than %s characters"
% (MAX_GROUP_CATEGORYID_LENGTH,),
Codes.INVALID_PARAM,
)
resp = await self.handler.upsert_group_category(
group_id, requester_user_id, category_id, content
)
return 200, resp
async def on_DELETE(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
category_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if category_id == "":
raise SynapseError(400, "category_id cannot be empty string")
resp = await self.handler.delete_group_category(
group_id, requester_user_id, category_id
)
return 200, resp
class FederationGroupsRolesServlet(BaseGroupsServerServlet):
"""Get roles in a group"""
PATH = "/groups/(?P<group_id>[^/]*)/roles/?"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
resp = await self.handler.get_group_roles(group_id, requester_user_id)
return 200, resp
class FederationGroupsRoleServlet(BaseGroupsServerServlet):
"""Add/remove/get a role in a group"""
PATH = "/groups/(?P<group_id>[^/]*)/roles/(?P<role_id>[^/]+)"
async def on_GET(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
role_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
resp = await self.handler.get_group_role(group_id, requester_user_id, role_id)
return 200, resp
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
role_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if role_id == "":
raise SynapseError(
400, "role_id cannot be empty string", Codes.INVALID_PARAM
)
if len(role_id) > MAX_GROUP_ROLEID_LENGTH:
raise SynapseError(
400,
"role_id may not be longer than %s characters"
% (MAX_GROUP_ROLEID_LENGTH,),
Codes.INVALID_PARAM,
)
resp = await self.handler.update_group_role(
group_id, requester_user_id, role_id, content
)
return 200, resp
async def on_DELETE(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
role_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if role_id == "":
raise SynapseError(400, "role_id cannot be empty string")
resp = await self.handler.delete_group_role(
group_id, requester_user_id, role_id
)
return 200, resp
class FederationGroupsSummaryUsersServlet(BaseGroupsServerServlet):
"""Add/remove a user from the group summary, with optional role.
Matches both:
- /groups/:group/summary/users/:user_id
- /groups/:group/summary/roles/:role/users/:user_id
"""
PATH = (
"/groups/(?P<group_id>[^/]*)/summary"
"(/roles/(?P<role_id>[^/]+))?"
"/users/(?P<user_id>[^/]*)"
)
async def on_POST(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
role_id: str,
user_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if role_id == "":
raise SynapseError(400, "role_id cannot be empty string")
if len(role_id) > MAX_GROUP_ROLEID_LENGTH:
raise SynapseError(
400,
"role_id may not be longer than %s characters"
% (MAX_GROUP_ROLEID_LENGTH,),
Codes.INVALID_PARAM,
)
resp = await self.handler.update_group_summary_user(
group_id,
requester_user_id,
user_id=user_id,
role_id=role_id,
content=content,
)
return 200, resp
async def on_DELETE(
self,
origin: str,
content: Literal[None],
query: Dict[bytes, List[bytes]],
group_id: str,
role_id: str,
user_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
if role_id == "":
raise SynapseError(400, "role_id cannot be empty string")
resp = await self.handler.delete_group_summary_user(
group_id, requester_user_id, user_id=user_id, role_id=role_id
)
return 200, resp
class FederationGroupsSettingJoinPolicyServlet(BaseGroupsServerServlet):
"""Sets whether a group is joinable without an invite or knock"""
PATH = "/groups/(?P<group_id>[^/]*)/settings/m.join_policy"
async def on_PUT(
self,
origin: str,
content: JsonDict,
query: Dict[bytes, List[bytes]],
group_id: str,
) -> Tuple[int, JsonDict]:
requester_user_id = parse_string_from_args(
query, "requester_user_id", required=True
)
if get_domain_from_id(requester_user_id) != origin:
raise SynapseError(403, "requester_user_id doesn't match origin")
new_content = await self.handler.set_group_join_policy(
group_id, requester_user_id, content
)
return 200, new_content
GROUP_SERVER_SERVLET_CLASSES: Tuple[Type[BaseFederationServlet], ...] = (
FederationGroupsProfileServlet,
FederationGroupsSummaryServlet,
FederationGroupsRoomsServlet,
FederationGroupsUsersServlet,
FederationGroupsInvitedUsersServlet,
FederationGroupsInviteServlet,
FederationGroupsAcceptInviteServlet,
FederationGroupsJoinServlet,
FederationGroupsRemoveUserServlet,
FederationGroupsSummaryRoomsServlet,
FederationGroupsCategoriesServlet,
FederationGroupsCategoryServlet,
FederationGroupsRolesServlet,
FederationGroupsRoleServlet,
FederationGroupsSummaryUsersServlet,
FederationGroupsAddRoomsServlet,
FederationGroupsAddRoomsConfigServlet,
FederationGroupsSettingJoinPolicyServlet,
)