100 lines
3.2 KiB
Go
100 lines
3.2 KiB
Go
// Copyright 2024 New Vector Ltd.
|
|
// Copyright 2021 The Matrix.org Foundation C.I.C.
|
|
//
|
|
// SPDX-License-Identifier: AGPL-3.0-only OR LicenseRef-Element-Commercial
|
|
// Please see LICENSE files in the repository root for full details.
|
|
|
|
package routing
|
|
|
|
import (
|
|
"encoding/json"
|
|
"fmt"
|
|
"net/http"
|
|
|
|
"github.com/element-hq/dendrite/roomserver/api"
|
|
userapi "github.com/element-hq/dendrite/userapi/api"
|
|
"github.com/matrix-org/gomatrixserverlib"
|
|
"github.com/matrix-org/gomatrixserverlib/spec"
|
|
"github.com/matrix-org/util"
|
|
)
|
|
|
|
// GetAliases implements GET /_matrix/client/r0/rooms/{roomId}/aliases
|
|
func GetAliases(
|
|
req *http.Request, rsAPI api.ClientRoomserverAPI, device *userapi.Device, roomID string,
|
|
) util.JSONResponse {
|
|
stateTuple := gomatrixserverlib.StateKeyTuple{
|
|
EventType: spec.MRoomHistoryVisibility,
|
|
StateKey: "",
|
|
}
|
|
stateReq := &api.QueryCurrentStateRequest{
|
|
RoomID: roomID,
|
|
StateTuples: []gomatrixserverlib.StateKeyTuple{stateTuple},
|
|
}
|
|
stateRes := &api.QueryCurrentStateResponse{}
|
|
if err := rsAPI.QueryCurrentState(req.Context(), stateReq, stateRes); err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("rsAPI.QueryCurrentState failed")
|
|
return util.ErrorResponse(fmt.Errorf("rsAPI.QueryCurrentState: %w", err))
|
|
}
|
|
|
|
visibility := gomatrixserverlib.HistoryVisibilityInvited
|
|
if historyVisEvent, ok := stateRes.StateEvents[stateTuple]; ok {
|
|
var err error
|
|
var content gomatrixserverlib.HistoryVisibilityContent
|
|
if err = json.Unmarshal(historyVisEvent.Content(), &content); err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("historyVisEvent.HistoryVisibility failed")
|
|
return util.ErrorResponse(fmt.Errorf("historyVisEvent.HistoryVisibility: %w", err))
|
|
}
|
|
visibility = content.HistoryVisibility
|
|
}
|
|
if visibility != spec.WorldReadable {
|
|
deviceUserID, err := spec.NewUserID(device.UserID, true)
|
|
if err != nil {
|
|
return util.JSONResponse{
|
|
Code: http.StatusForbidden,
|
|
JSON: spec.Forbidden("userID doesn't have power level to change visibility"),
|
|
}
|
|
}
|
|
queryReq := api.QueryMembershipForUserRequest{
|
|
RoomID: roomID,
|
|
UserID: *deviceUserID,
|
|
}
|
|
var queryRes api.QueryMembershipForUserResponse
|
|
if err := rsAPI.QueryMembershipForUser(req.Context(), &queryReq, &queryRes); err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("rsAPI.QueryMembershipsForRoom failed")
|
|
return util.JSONResponse{
|
|
Code: http.StatusInternalServerError,
|
|
JSON: spec.InternalServerError{},
|
|
}
|
|
}
|
|
if !queryRes.IsInRoom {
|
|
return util.JSONResponse{
|
|
Code: http.StatusForbidden,
|
|
JSON: spec.Forbidden("You aren't a member of this room."),
|
|
}
|
|
}
|
|
}
|
|
|
|
aliasesReq := api.GetAliasesForRoomIDRequest{
|
|
RoomID: roomID,
|
|
}
|
|
aliasesRes := api.GetAliasesForRoomIDResponse{}
|
|
if err := rsAPI.GetAliasesForRoomID(req.Context(), &aliasesReq, &aliasesRes); err != nil {
|
|
util.GetLogger(req.Context()).WithError(err).Error("rsAPI.GetAliasesForRoomID failed")
|
|
return util.ErrorResponse(fmt.Errorf("rsAPI.GetAliasesForRoomID: %w", err))
|
|
}
|
|
|
|
response := struct {
|
|
Aliases []string `json:"aliases"`
|
|
}{
|
|
Aliases: aliasesRes.Aliases,
|
|
}
|
|
if response.Aliases == nil {
|
|
response.Aliases = []string{} // pleases sytest
|
|
}
|
|
|
|
return util.JSONResponse{
|
|
Code: 200,
|
|
JSON: response,
|
|
}
|
|
}
|