[JDEV] Capabilities Discussion

Stephen D. Williams sdw at lig.net
Wed Dec 20 18:57:52 CST 2000


DJ Adams wrote:
> 
> On Wed, Dec 20, 2000 at 02:22:17PM -0700, Dave Smith wrote:
> > So, to summarize the discussion..
> [...]
> > Additional pros/cons of both would be welcome.
> >
> 
> Well, I guess you could add the filtering requirement on the server to
> the cons ;-)
> 
> > As noted by some other people (Dave Waite, in particular) there is the general
> 
> David Waite also mentioned something that made me think, but from a
> different angle:
> 
> - capabilities/presence sending when the client loads a module e.g.
> whiteboard.
> 
> Considering this from the opposite angle - what if I have a modular client
> and I load a whiteboard. Up to this point, I've not sent a filter iq-set,
> (taking your good suggestion) meaning I haven't wanted (and haven't received
> because of the default DENY) any detailed capabilities info.
> 
> But now I want to know, however a pushed-presence is not going to be
> forthcoming (unless my intended correspondent changes presence (too)).
> 
> So perhaps we need both presence-based and queryable capability info?
> Query to be answered by the server?

There's nothing wrong with supporting query, except the extra work, however
this scenario would still be properly handled by the presence server: when you
change your filtering, the presence server should send you data that is now
'revealed' to you.


... 
> dj
> 

sdw
-- 
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