mirror of
https://github.com/1f349/dendrite.git
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e15f6676ac
* Consolidation of roomserver APIs * Comment out alias tests for now, they are broken * Wire AS API into roomserver again * Roomserver didn't take asAPI param before so return to that * Prevent roomserver asking AS API for alias info * Rename some files * Remove alias_test, incoherent tests and unwanted appservice integration * Remove FS API inject on syncapi component
94 lines
2.5 KiB
Go
94 lines
2.5 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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"context"
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"encoding/json"
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"net/http"
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"time"
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"github.com/matrix-org/dendrite/roomserver/api"
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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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// GetEvent returns the requested event
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func GetEvent(
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ctx context.Context,
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request *gomatrixserverlib.FederationRequest,
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rsAPI api.RoomserverInternalAPI,
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eventID string,
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origin gomatrixserverlib.ServerName,
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) util.JSONResponse {
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event, err := getEvent(ctx, request, rsAPI, eventID)
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if err != nil {
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return *err
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}
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return util.JSONResponse{Code: http.StatusOK, JSON: gomatrixserverlib.Transaction{
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Origin: origin,
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OriginServerTS: gomatrixserverlib.AsTimestamp(time.Now()),
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PDUs: []json.RawMessage{
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event.JSON(),
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},
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}}
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}
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// getEvent returns the requested event,
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// otherwise it returns an error response which can be sent to the client.
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func getEvent(
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ctx context.Context,
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request *gomatrixserverlib.FederationRequest,
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rsAPI api.RoomserverInternalAPI,
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eventID string,
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) (*gomatrixserverlib.Event, *util.JSONResponse) {
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var authResponse api.QueryServerAllowedToSeeEventResponse
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err := rsAPI.QueryServerAllowedToSeeEvent(
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ctx,
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&api.QueryServerAllowedToSeeEventRequest{
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EventID: eventID,
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ServerName: request.Origin(),
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},
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&authResponse,
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)
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if err != nil {
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resErr := util.ErrorResponse(err)
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return nil, &resErr
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}
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if !authResponse.AllowedToSeeEvent {
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resErr := util.MessageResponse(http.StatusForbidden, "server not allowed to see event")
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return nil, &resErr
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}
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var eventsResponse api.QueryEventsByIDResponse
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err = rsAPI.QueryEventsByID(
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ctx,
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&api.QueryEventsByIDRequest{EventIDs: []string{eventID}},
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&eventsResponse,
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)
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if err != nil {
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resErr := util.ErrorResponse(err)
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return nil, &resErr
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}
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if len(eventsResponse.Events) == 0 {
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return nil, &util.JSONResponse{Code: http.StatusNotFound, JSON: nil}
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}
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return &eventsResponse.Events[0].Event, nil
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}
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