[standards-jig] calendaring?

Dave dave at dave.tj
Wed Mar 13 22:53:58 UTC 2002


...but what about my example below, of a text-and-videoconferencing
client and a text-only client?  How is the server supposed to guess
which client the user wants to receive text messages on (or both)?

 - Dave


Julian Missig wrote:
> 
> That's where feature negotiation comes in. I'll write up some of my
> ideas in more detail, but basically, even with simple browsing we could
> have the server be properly routing this stuff... the server browses to
> the clients as they connect, and if a message with an extension is sent
> to the JID with no resource, the server will look at all the resources
> for one which reports supporting that namespace.
> 
> Julian
> 
> On Wed, 2002-03-13 at 15:50, Dave wrote:
> > The problem is that if you have a message-only Jabber client and a
> > message-and-videoconferencing Jabber client, you have no way of telling
> > the Jabber server that videoconferencing requests should be sent to
> > your videoconferencing client, while text messages should be sent to
> > your text-only client.  Now, if we add a calendaring client to the mix,
> > we've just made our problem even bigger, because we have no way of
> > telling the server to send calendaring events to our calendaring client.
> > 
> > In other words, you're right: there's nothing "requiring" a Jabber client
> > to implement a non-core feature (or even the "core" feature of text
> > messaging), but if your client doesn't implement a particular feature,
> > users of that client won't have an easy way of using that feature without
> > opting for another client for _all_ their Jabber interaction.  THAT is
> > what I'm referring to as the problem here.  I'm working on a solution
> > with my Jabber proxy, but I'd like to see my proxy obsoleted by some
> > server-side ability to route XML data to different resources based on
> > rules submitted by the clients.  I'd like to have my calendaring Jabber
> > "client" actually be a module in my calendaring application, designed
> > to interact with the Jabber world.  I can then have a module in my
> > calendaring application for email interfacing (which already has very
> > impressive routing capabilities) too, as well as one for communicating
> > over my cell phone.
> > 
> > Dave Cohen <dave at dave.tj>
> > 
> > 
> > Iain Shigeoka wrote:
> > > 
> > > On 3/5/02 8:42 AM, "Dave" <dcohen at ramapo.edu> wrote:
> > > 
> > > > If your goal is to be able to "chat" with your calendar, I'd strongly
> > > > suggest using something like ChatBot, and simply making a scheduling
> > > > plugin.  If your goal is to integrate scheduling functionality into
> > > > a Jabber client, why not just embed a calendaring client (for some
> > > > reasonably standardized scheduling protocol) into your Jabber client?
> > > > As far as I can see, the more "stuff" we add to the Jabber protocol,
> > > > the fewer choices we'll all have for fully-functional clients
> > > > (since a "fully-functional" Jabber client will actually have to be a
> > > > fully-functional video conferencing client, as well as a fully-functional
> > > > scheduling client, as well as a fully-functional group management client,
> > > > as well as, of course, a fully-functional IM client, and my experience
> > > 
> > > This is not the intent of the Jabber protocol setup.  Other than the basic
> > > Jabber protocols, all other protocols are optional.  There may be
> > > "competing" protocols which address the same problem in different ways.  As
> > > long as you support the "core" jabber protocols, you are a "full jabber
> > > client".  All extension protocols are designed to provide standard ways of
> > > adding additional functionality.  They are not required or even suggested
> > > for every client to implement.
> > > 
> > > All this goes to say that within reason, the more protocols the better.  A
> > > calendering protocol would be a nice addition.
> > > 
> > > -iain
> 
> 
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