Add start_stream to /messages
MODIFY
syncapi/routing/messages.go
syncapi/routing/messages.go
@@ -51,6 +51,7 @@ type messagesReq struct {
type messagesResp struct {
Start string `json:"start"`
+ StartStream string `json:"start_stream,omitempty"` // NOTSPEC: so clients can hit /messages then immediately /sync with a latest sync token
End string `json:"end"`
Chunk []gomatrixserverlib.ClientEvent `json:"chunk"`
}
@@ -87,7 +88,8 @@ func OnIncomingMessagesRequest(
// Pagination tokens.
var fromStream *types.StreamingToken
fromQuery := req.URL.Query().Get("from")
- if fromQuery == "" {
+ emptyFromSupplied := fromQuery == ""
+ if emptyFromSupplied {
// NOTSPEC: We will pretend they used the latest sync token if no ?from= was provided.
// We do this to allow clients to get messages without having to call `/sync` e.g Cerulean
currPos := srp.Notifier.CurrentPosition()
@@ -195,14 +197,19 @@ func OnIncomingMessagesRequest(
"return_end": end.String(),
}).Info("Responding")
- // Respond with the events.
- return util.JSONResponse{
- Code: http.StatusOK,
- JSON: messagesResp{
+ res := messagesResp{
Chunk: clientEvents,
Start: start.String(),
End: end.String(),
- },
+ }
+ if emptyFromSupplied {
+ res.StartStream = fromStream.String()
+ }
+
+ // Respond with the events.
+ return util.JSONResponse{
+ Code: http.StatusOK,
+ JSON: res,
}
}

Add start_stream to /messages (#1648)