mirror of
https://github.com/matrix-org/dendrite
synced 2024-11-16 23:00:53 +01:00
122 lines
4 KiB
Go
122 lines
4 KiB
Go
// Copyright 2017 Vector Creations Ltd
|
|
//
|
|
// 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.
|
|
|
|
package routing
|
|
|
|
import (
|
|
"math"
|
|
"net/http"
|
|
|
|
"github.com/matrix-org/dendrite/roomserver/api"
|
|
"github.com/matrix-org/dendrite/syncapi/storage"
|
|
"github.com/matrix-org/dendrite/syncapi/synctypes"
|
|
"github.com/matrix-org/dendrite/syncapi/types"
|
|
userapi "github.com/matrix-org/dendrite/userapi/api"
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
"github.com/matrix-org/gomatrixserverlib/spec"
|
|
"github.com/matrix-org/util"
|
|
)
|
|
|
|
type getMembershipResponse struct {
|
|
Chunk []synctypes.ClientEvent `json:"chunk"`
|
|
}
|
|
|
|
// GetMemberships implements
|
|
//
|
|
// GET /rooms/{roomId}/members
|
|
func GetMemberships(
|
|
req *http.Request, device *userapi.Device, roomID string,
|
|
syncDB storage.Database, rsAPI api.SyncRoomserverAPI,
|
|
membership, notMembership *string, at string,
|
|
) util.JSONResponse {
|
|
userID, err := spec.NewUserID(device.UserID, true)
|
|
if err != nil {
|
|
return util.JSONResponse{
|
|
Code: http.StatusBadRequest,
|
|
JSON: spec.InvalidParam("Device UserID is invalid"),
|
|
}
|
|
}
|
|
queryReq := api.QueryMembershipForUserRequest{
|
|
RoomID: roomID,
|
|
UserID: *userID,
|
|
}
|
|
|
|
var queryRes api.QueryMembershipForUserResponse
|
|
if queryErr := rsAPI.QueryMembershipForUser(req.Context(), &queryReq, &queryRes); queryErr != nil {
|
|
util.GetLogger(req.Context()).WithError(queryErr).Error("rsAPI.QueryMembershipsForRoom failed")
|
|
return util.JSONResponse{
|
|
Code: http.StatusInternalServerError,
|
|
JSON: spec.InternalServerError{},
|
|
}
|
|
}
|
|
|
|
if !queryRes.HasBeenInRoom {
|
|
return util.JSONResponse{
|
|
Code: http.StatusForbidden,
|
|
JSON: spec.Forbidden("You aren't a member of the room and weren't previously a member of the room."),
|
|
}
|
|
}
|
|
|
|
db, err := syncDB.NewDatabaseSnapshot(req.Context())
|
|
if err != nil {
|
|
return util.JSONResponse{
|
|
Code: http.StatusInternalServerError,
|
|
JSON: spec.InternalServerError{},
|
|
}
|
|
}
|
|
defer db.Rollback() // nolint: errcheck
|
|
|
|
atToken, err := types.NewTopologyTokenFromString(at)
|
|
if err != nil {
|
|
atToken = types.TopologyToken{Depth: math.MaxInt64, PDUPosition: math.MaxInt64}
|
|
if queryRes.HasBeenInRoom && !queryRes.IsInRoom {
|
|
// If you have left the room then this will be the members of the room when you left.
|
|
atToken, err = db.EventPositionInTopology(req.Context(), queryRes.EventID)
|
|
if err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("unable to get 'atToken'")
|
|
return util.JSONResponse{
|
|
Code: http.StatusInternalServerError,
|
|
JSON: spec.InternalServerError{},
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
eventIDs, err := db.SelectMemberships(req.Context(), roomID, atToken, membership, notMembership)
|
|
if err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("db.SelectMemberships failed")
|
|
return util.JSONResponse{
|
|
Code: http.StatusInternalServerError,
|
|
JSON: spec.InternalServerError{},
|
|
}
|
|
}
|
|
|
|
qryRes := &api.QueryEventsByIDResponse{}
|
|
if err := rsAPI.QueryEventsByID(req.Context(), &api.QueryEventsByIDRequest{EventIDs: eventIDs, RoomID: roomID}, qryRes); err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("rsAPI.QueryEventsByID failed")
|
|
return util.JSONResponse{
|
|
Code: http.StatusInternalServerError,
|
|
JSON: spec.InternalServerError{},
|
|
}
|
|
}
|
|
|
|
result := qryRes.Events
|
|
|
|
return util.JSONResponse{
|
|
Code: http.StatusOK,
|
|
JSON: getMembershipResponse{synctypes.ToClientEvents(gomatrixserverlib.ToPDUs(result), synctypes.FormatAll, func(roomID spec.RoomID, senderID spec.SenderID) (*spec.UserID, error) {
|
|
return rsAPI.QueryUserIDForSender(req.Context(), roomID, senderID)
|
|
})},
|
|
}
|
|
}
|