[Standards] "I've read up to here" stanza?

Daniel Gultsch daniel at gultsch.de
Thu Aug 27 08:36:51 UTC 2015

I use Chat Markers (XEP-0333) for that. (I also get the carbon copy to my
own devices and can clear the notification (or scroll to the position or

Georg at some point pointed out that Chat Markers are not meant to clear
your own notifications on your own devices (or set the scroll position) but
it works with Carbons and I don't see a reason why this should not be used
for this.

Oh and please let us not discuss about the general usefulness of such read
markers. I know some people hate them.


2015-08-27 10:26 GMT+02:00 Simon Tennant <simon at buddycloud.com>:

> In yesterday's Buddycloud dev call we were talking about syncing
> read-states in a multi-client scenario.
> Problem:
>    - Sync the "I've read up to here" state between multiple devices.
>    Imagine the scenario where you have been chatting on your phone, come home
>    and pick up your Tablet: it should scrolling to the correct part of a chat.
>    - See where participantX has read up to in a chat, buddycloud-channel
>    or ephemeral channel.
> Hangouts and WhatsApp have a similar mechanism where the avatar pictures
> move down the chat window to show where your participant has read up to. It
> would be nice to include this.
> dwd pointed out that this might not scale well to rooms with very large
> participants counts. I still believe there's value in 1 to 1 chats and
> showing participants' state for smaller channels.
> It would be nice to have a generic IQ that can be sent back to either the
> XMPP server or pub-sub component to indicate the "I've read up to here"
> state:
>    - Clients would optimise how often they send this state.
>    - The server could stop sending "participantX has read up to
>    messageID/timestamp" when a group is greater than a certain number of
>    participants.
> Georg started mentioning this
> https://www.mail-archive.com/standards@xmpp.org/msg14067.html (see: MARK
> Is anyone else thinking about this or have any stanzas to share?
> S.
> --
> Simon Tennant | CEO Buddycloud <http://buddycloud.com> | +49 17 8545 0880
> Book a Buddycloud call
> <https://calendly.com/simon-tennant/buddycloud-call>
-------------- next part --------------
An HTML attachment was scrubbed...
URL: <http://mail.jabber.org/pipermail/standards/attachments/20150827/79329fc3/attachment.html>

More information about the Standards mailing list