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Allow users to join rooms they've been invited to (#253)

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Mark Haines 2017-09-21 17:00:48 +01:00 committed by GitHub
parent ce019738ff
commit b9a933846b
1 changed files with 35 additions and 4 deletions
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39
src/github.com/matrix-org/dendrite/clientapi/writers/joinroom.go
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@ -69,7 +69,7 @@ func JoinRoomByIDOrAlias(
r := joinRoomReq{req, content, device.UserID, cfg, federation, producer, queryAPI, aliasAPI, keyRing}
if strings.HasPrefix(roomIDOrAlias, "!") {
return r.joinRoomByID()
return r.joinRoomByID(roomIDOrAlias)
}
if strings.HasPrefix(roomIDOrAlias, "#") {
return r.joinRoomByAlias(roomIDOrAlias)
@ -93,15 +93,46 @@ type joinRoomReq struct {
}
// joinRoomByID joins a room by room ID
func (r joinRoomReq) joinRoomByID() util.JSONResponse {
// TODO: Implement joining rooms by ID.
func (r joinRoomReq) joinRoomByID(roomID string) util.JSONResponse {
// A client should only join a room by room ID when it has an invite
// to the room. If the server is already in the room then we can
// lookup the invite and process the request as a normal state event.
// If the server is not in the room the we will need to look up the
// remote server the invite came from in order to request a join event
// from that server.
panic(fmt.Errorf("Joining rooms by ID is not implemented"))
queryReq := api.QueryInvitesForUserRequest{
RoomID: roomID, TargetUserID: r.userID,
}
var queryRes api.QueryInvitesForUserResponse
if err := r.queryAPI.QueryInvitesForUser(r.req.Context(), &queryReq, &queryRes); err != nil {
return httputil.LogThenError(r.req, err)
}
if len(queryRes.InviteSenderUserIDs) == 0 {
// TODO: We might need to support clients which erroneously try to join
// the room by ID even when they are not invited.
// This can be done by removing this check and falling through to
// joinRoomUsingServers passing an empty list since joinRoomUserServers
// will check if we are already in the room first.
return util.JSONResponse{
Code: 403,
JSON: jsonerror.Forbidden("You are not invited to the room"),
}
}
servers := []gomatrixserverlib.ServerName{}
seenBefore := map[gomatrixserverlib.ServerName]bool{}
for _, userID := range queryRes.InviteSenderUserIDs {
_, domain, err := gomatrixserverlib.SplitID('@', userID)
if err != nil {
return httputil.LogThenError(r.req, err)
}
if !seenBefore[domain] {
servers = append(servers, domain)
seenBefore[domain] = true
}
}
return r.joinRoomUsingServers(roomID, servers)
}
// joinRoomByAlias joins a room using a room alias.