Function buildMembershipEvent

clientapi/routing/membership.go:292–325

(
	ctx context.Context,
	targetUserID, reason string, profileAPI userapi.ClientUserAPI,
	device *userapi.Device,
	membership, roomID string, isDirect bool,
	cfg *config.ClientAPI, evTime time.Time,
	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
)

}

func buildMembershipEvent(
	ctx context.Context,
	targetUserID, reason string, profileAPI userapi.ClientUserAPI,
	device *userapi.Device,
	membership, roomID string, isDirect bool,
	cfg *config.ClientAPI, evTime time.Time,
	rsAPI roomserverAPI.ClientRoomserverAPI, asAPI appserviceAPI.AppServiceInternalAPI,
) (*gomatrixserverlib.HeaderedEvent, error) {
	profile, err := loadProfile(ctx, targetUserID, cfg, profileAPI, asAPI)
	if err != nil {
		return nil, err
	}

	builder := gomatrixserverlib.EventBuilder{
		Sender:   device.UserID,
		RoomID:   roomID,
		Type:     "m.room.member",
		StateKey: &targetUserID,
	}

	content := gomatrixserverlib.MemberContent{
		Membership:  membership,
		DisplayName: profile.DisplayName,
		AvatarURL:   profile.AvatarURL,
		Reason:      reason,
		IsDirect:    isDirect,
	}

	if err = builder.SetContent(content); err != nil {
		return nil, err
	}

	return eventutil.QueryAndBuildEvent(ctx, &builder, cfg.Matrix, evTime, rsAPI, nil)
}

// loadProfile lookups the profile of a given user from the database and returns
// it if the user is local to this server, or returns an empty profile if not.