[jdev] Best ways for a JID to advertise what services it uses?

[Sergey Dobrov]

On 10/07/2010 03:13 AM, Matthew Wild wrote:
> On 6 October 2010 18:46, Sergey Dobrov <binary at jrudevels.org> wrote:
>> On 09/21/2010 06:15 PM, Tuomas Koski wrote:
>>> Hi all,
>>>
>>> (I have been thinking about this quite a while now and I think it's
>>> better to ask from the smarter men)
>>>
>>> what are the best ways for a JID to advertise what services it uses ?
>>>
>>
>> I thinking about this question too. And I believe that this question
>> should be solved by extend of the XEP-154 "User profile".
>>
>> Suddenly, the status of the XEP is Deferred. I found that it would be
>> very useful for me...
>>
>> Anyway, there is really necessity in some way to do such discovery.
>>
> 
> It occured to me that this issue actually relates to a recurring
> problem we have in XMPP. When an account is removed from a server we
> remove subscriptions to their contacts also. Unfortunately there is no
> standard way to know what services an account may have also been
> associated with, and so no way to notify them of the accounts
> deletion.
> 
> I don't have any other input for the actual protocol yet, I'll leave
> that to someone else for now :)

But what about transports? It's not enough to remove subscription on
them. We need to unregister also. Otherwise a new JID's owner will be
allowed to access old owner's legacy accounts...

> 
> Matthew
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-- 
With best regards,
Sergey Dobrov,
XMPP Developer and JRuDevels.org founder.