mirror of
https://github.com/matrix-org/dendrite
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b5aa7ca3ab
* Move config, setup, mscs into "setup" top-level folder * oops, forgot the EDU server * Add setup * goimports
105 lines
3.6 KiB
Go
105 lines
3.6 KiB
Go
// Copyright 2017 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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package routing
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import (
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"fmt"
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"net/http"
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"github.com/matrix-org/dendrite/clientapi/jsonerror"
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federationSenderAPI "github.com/matrix-org/dendrite/federationsender/api"
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roomserverAPI "github.com/matrix-org/dendrite/roomserver/api"
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"github.com/matrix-org/dendrite/setup/config"
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"github.com/matrix-org/gomatrix"
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"github.com/matrix-org/gomatrixserverlib"
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"github.com/matrix-org/util"
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)
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// RoomAliasToID converts the queried alias into a room ID and returns it
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func RoomAliasToID(
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httpReq *http.Request,
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federation *gomatrixserverlib.FederationClient,
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cfg *config.FederationAPI,
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rsAPI roomserverAPI.RoomserverInternalAPI,
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senderAPI federationSenderAPI.FederationSenderInternalAPI,
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) util.JSONResponse {
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roomAlias := httpReq.FormValue("room_alias")
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if roomAlias == "" {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.BadJSON("Must supply room alias parameter."),
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}
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}
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_, domain, err := gomatrixserverlib.SplitID('#', roomAlias)
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if err != nil {
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return util.JSONResponse{
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Code: http.StatusBadRequest,
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JSON: jsonerror.BadJSON("Room alias must be in the form '#localpart:domain'"),
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}
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}
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var resp gomatrixserverlib.RespDirectory
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if domain == cfg.Matrix.ServerName {
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queryReq := roomserverAPI.GetRoomIDForAliasRequest{Alias: roomAlias}
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var queryRes roomserverAPI.GetRoomIDForAliasResponse
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if err = rsAPI.GetRoomIDForAlias(httpReq.Context(), &queryReq, &queryRes); err != nil {
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util.GetLogger(httpReq.Context()).WithError(err).Error("aliasAPI.GetRoomIDForAlias failed")
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return jsonerror.InternalServerError()
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}
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if queryRes.RoomID != "" {
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serverQueryReq := federationSenderAPI.QueryJoinedHostServerNamesInRoomRequest{RoomID: queryRes.RoomID}
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var serverQueryRes federationSenderAPI.QueryJoinedHostServerNamesInRoomResponse
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if err = senderAPI.QueryJoinedHostServerNamesInRoom(httpReq.Context(), &serverQueryReq, &serverQueryRes); err != nil {
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util.GetLogger(httpReq.Context()).WithError(err).Error("senderAPI.QueryJoinedHostServerNamesInRoom failed")
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return jsonerror.InternalServerError()
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}
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resp = gomatrixserverlib.RespDirectory{
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RoomID: queryRes.RoomID,
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Servers: serverQueryRes.ServerNames,
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}
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} else {
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// If no alias was found, return an error
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return util.JSONResponse{
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Code: http.StatusNotFound,
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JSON: jsonerror.NotFound(fmt.Sprintf("Room alias %s not found", roomAlias)),
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}
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}
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} else {
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resp, err = federation.LookupRoomAlias(httpReq.Context(), domain, roomAlias)
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if err != nil {
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switch x := err.(type) {
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case gomatrix.HTTPError:
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if x.Code == http.StatusNotFound {
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return util.JSONResponse{
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Code: http.StatusNotFound,
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JSON: jsonerror.NotFound("Room alias not found"),
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}
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}
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}
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// TODO: Return 502 if the remote server errored.
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// TODO: Return 504 if the remote server timed out.
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util.GetLogger(httpReq.Context()).WithError(err).Error("federation.LookupRoomAlias failed")
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return jsonerror.InternalServerError()
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}
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}
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return util.JSONResponse{
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Code: http.StatusOK,
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JSON: resp,
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}
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}
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