[Standards] MIX use of type=groupchat?

Dave Cridland dave at cridland.net
Mon Jan 23 08:06:39 UTC 2017


On 22 Jan 2017 19:31, "Stephen Paul Weber" <singpolyma at singpolyma.net>

> I have a question about <https://xmpp.org/extensions/x
> ep-0369.html#usecase-user-message>
> Doesn't using <message type="groupchat"> defeat the purpose of building on
> / re-using PubSub?  Why have this extra special case as a way to publish
> items, instead of using normal publish?  And using type=groupchat seems to
> also necessitate a custom <jid xmlns="xmlns='urn:xmpp:mix:0"> to indicate
> the item publisher.
> <https://xmpp.org/extensions/xep-0369.html#concepts-pubsub> says " MIX
> uses standard presence and groupchat messages to provide an interface to
> the MIX service that does not expose PubSub protocol for many of the more
> common functions" -- but wouldn't "exposing PubSub" simplify everything
> (only one protocol to support instead of more)?  If MIX were
> backwards-compatible with MUC at either client or server level, I would
> understand keeping some warts, but since both client and server support is
> required to use it at all, why not clean up everything while we're at it?
> --
> Stephen Paul Weber, @singpolyma
> See <http://singpolyma.net> for how I prefer to be contacted
> edition right joseph
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