RE: [Simple] Appear Offline

Hi,
Sometimes a user just wants to appear offline to some specific persons, not all of his buddies, especially not the person who is communicating with the user.

How to realize this feature?

Best Regards,
Qian Sun

----- Original Message -----
From: krisztian.kiss@nokia.com
Date: Sunday, April 15, 2007 1:51 pm
Subject: RE: [Simple] Appear Offline

> >Does it make sense?
> 
> Yes. The presence source needs to publish status 'closed' in order to
> appear to be offline.
> 
> Cheers,
> Krisztian
> 
> >-----Original Message-----
> >From: ext simple-bounces@ietf.org [simple-bounces@ietf.org] 
> >Sent: Thursday, April 12, 2007 11:04 PM
> >To: sunqian@huawei.com
> >Cc: simple@ietf.org
> >Subject: RE: [Simple] Appear Offline
> >
> >Hi
> >
> >I've been thinking about it, and my previous suggestion (do not 
> publish>anything) is not correct. I agree with David Viamonte, 
> that if 
> >you want to appear offline you simply set your status to closed. 
> >
> >You want to appear offline, which means that you want to be 
> >able to use IM service, but you do not want to be seen. 
> >Setting your presence status to "closed" should not have 
> >impact on your usage of IM. So I think you do not need "appear 
> >offline" option in presence document. When you indicate to 
> >your IM client that you want to appear offline, it will set 
> >presence status of IM service tuple to closed while keeping 
> >your online.
> >
> >Does it make sense?
> >
> >Silvestr
> >
> >
> >>-----Original Message-----
> >>From: Qian Sun [sunqian@huawei.com]
> >>Sent: Thursday, April 12, 2007 9:46 AM
> >>To: 'Robert Sparks'
> >>Cc: simple@ietf.org
> >>Subject: RE: [Simple] Appear Offline
> >>
> >>Dear all,
> >>I have received several different answers so far:
> >>1. The first one is from "Presence Authorization Rules" as 
> Robert 
> >>indicated,
> >http://www.ietf.org/internet-drafts/draft-ietf-simple-presence-
> >>rules-09.txt
> >>It uses a specific Action in presence rules, i.e. <actions><sub-
> >>handling>polite-block</sub-handling>, to "tell the server to
> >>place the subscription into the "active" state, and to produce a
> >presence
> >>document that indicates that the presentity is unavailable.  A
> >reasonable
> >>document would exclude device and person information elements, 
> and 
> >>include only a single service whose basic status is set to closed."
> >>
> >>2. The second one is from IM SIMPLE of OMA, it looks like what 
> David 
> >>replied.
> >>"The IM subscriber SHALL be shown to his contacts with 
> >presence status 
> >>"offline" to his contacts when the "invisible" option is 
> switched on."
> >>"Upon receiving a service setting request containing the 
> ><vis-settings> 
> >>element, as defined in Appendix E, from an IM User the IM Server 
> SHALL>act
> >>as a Presence Source."
> >>"In the case when the value of the active attribute of the 
> ><vis-status> 
> >>element is "closed", the IM Server SHALL perform the publication 
> of 
> >>presence information as defined in [OMA-Pres-Spec] "Publication of
> >presence
> >>information". The IM Server: SHALL set the value of
> >"Application-specific
> >>Availability for IM" Presence information element to unavailable"
> >>
> >>3. I did saw some products had realized this feature using <note>
> >element.
> >>:)
> >>4. Do not publish your presence information, very simple!
> >>
> >>Maybe we can also use "transformations" to archive this job,
> >><transformations><provide-services><hidden/></provide-
> >>services></transformations>, this transformation turns the 
> status of
> >all
> >>service into "closed". It looks not bad.
> >>
> >>Anyway, should we do something here to avoid confusion and potential
> >IOP
> >>issues?
> >>
> >>Best Regard,
> >>Qian
> >>
> >
> >_______________________________________________
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> >https://www1.ietf.org/mailman/listinfo/simple
> >
> 

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