Re: [Stox] On generating RFC4575 participants list out of a MUC

[Peter Saint-Andre <[e-mail]>]

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Hi Saúl!

On 10/25/13 1:38 AM, Saúl Ibarra Corretgé wrote:
> Hi all,
> 
> This is regarding the issue I mentioned at the meeting in Berlin
> to which Peter referred recently.
> 
> In 4575 there are 2 types of entities which kind of relate to 
> participants: users and endpoints. Each user contains a list of 
> endpoints. As per the RFC:
> 
> - "The <users> element is a container of <user> child elements,
> each describing a single participant in the conference."
> 
> - "By including one or more <endpoint> elements under a parent 
> <user> element, the server can provide the desired level of detail
>  (including the state, media streams, and access information) about
>  the user's devices and signaling sessions taking part in the 
> conference."
> 
> In SIP a user would be an AoR and an endpoint would be the contact
> or GRUU.
> 
> In XMPP tough, things are a bit more complicated. In the beginning
> I thought we could use the user bare JID as the <user> element and
> the occupant JID as the <endpoint>, but in practice this is not
> going to work, because the real JID is not always available in a
> MUC.
> 
> So, considering that, here is how I propose we proceed:
> 
> - <user> element entity is the occupant JID - if the real JID is 
> available, it MAY be added as a <associated-aors> child element of 
> <user> (4575, sec 5.6.2) (based on local policy) - <endpoint>
> entity is also the occupant JID
> 
> Neither user entity or endpoint entity is an xs:ID, so using it in 
> both places doesn't invalidate the document :-)
> 
> Thoughts?

Your analysis looks reasonable to me, and I think that's the best we
can do given the information that will usually be available in an XMPP
multi-user chat room.

Peter

- -- 
Peter Saint-Andre
https://stpeter.im/


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