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// 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 (
"encoding/json"
"net/http"
"github.com/matrix-org/dendrite/clientapi/jsonerror"
"github.com/matrix-org/dendrite/roomserver/api"
"github.com/matrix-org/dendrite/setup/config"
userapi "github.com/matrix-org/dendrite/userapi/api"
"github.com/matrix-org/gomatrixserverlib"
"github.com/matrix-org/util"
)
type getMembershipResponse struct {
Chunk []gomatrixserverlib.ClientEvent `json:"chunk"`
}
type getJoinedRoomsResponse struct {
JoinedRooms []string `json:"joined_rooms"`
}
// https://matrix.org/docs/spec/client_server/r0.6.0#get-matrix-client-r0-rooms-roomid-joined-members
type getJoinedMembersResponse struct {
Joined map[string]joinedMember `json:"joined"`
}
type joinedMember struct {
DisplayName string `json:"display_name"`
AvatarURL string `json:"avatar_url"`
}
// The database stores 'displayname' without an underscore.
// Deserialize into this and then change to the actual API response
type databaseJoinedMember struct {
DisplayName string `json:"displayname"`
AvatarURL string `json:"avatar_url"`
}
// GetMemberships implements GET /rooms/{roomId}/members
func GetMemberships(
req *http.Request, device *userapi.Device, roomID string, joinedOnly bool,
_ *config.ClientAPI,
rsAPI api.ClientRoomserverAPI,
) util.JSONResponse {
queryReq := api.QueryMembershipsForRoomRequest{
JoinedOnly: joinedOnly,
RoomID: roomID,
Sender: device.UserID,
}
var queryRes api.QueryMembershipsForRoomResponse
if err := rsAPI.QueryMembershipsForRoom(req.Context(), &queryReq, &queryRes); err != nil {
util.GetLogger(req.Context()).WithError(err).Error("rsAPI.QueryMembershipsForRoom failed")
return jsonerror.InternalServerError()
}
if !queryRes.HasBeenInRoom {
return util.JSONResponse{
Code: http.StatusForbidden,
JSON: jsonerror.Forbidden("You aren't a member of the room and weren't previously a member of the room."),
}
}
if joinedOnly {
var res getJoinedMembersResponse
res.Joined = make(map[string]joinedMember)
for _, ev := range queryRes.JoinEvents {
var content databaseJoinedMember
if err := json.Unmarshal(ev.Content, &content); err != nil {
util.GetLogger(req.Context()).WithError(err).Error("failed to unmarshal event content")
return jsonerror.InternalServerError()
}
res.Joined[ev.Sender] = joinedMember(content)
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: res,
}
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: getMembershipResponse{queryRes.JoinEvents},
}
}
func GetJoinedRooms(
req *http.Request,
device *userapi.Device,
rsAPI api.ClientRoomserverAPI,
) util.JSONResponse {
var res api.QueryRoomsForUserResponse
err := rsAPI.QueryRoomsForUser(req.Context(), &api.QueryRoomsForUserRequest{
UserID: device.UserID,
WantMembership: "join",
}, &res)
if err != nil {
util.GetLogger(req.Context()).WithError(err).Error("QueryRoomsForUser failed")
return jsonerror.InternalServerError()
}
if res.RoomIDs == nil {
res.RoomIDs = []string{}
}
return util.JSONResponse{
Code: http.StatusOK,
JSON: getJoinedRoomsResponse{res.RoomIDs},
}
}
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