[Standards] LAST CALL: XEP-0216 (XMPP Intermediate IM Server 2008)

[Peter Saint-Andre]

Mridul Muralidharan wrote:
> JD Conley wrote:
>>> PSA Wrote:
>>>> Right. So I think you're arguing that we should make JID Escaping
>>>> required in Basic Server 2008.
>>> I'm a bit confused. I actually thought this was a client-side XEP.
>>
>> Well, the server has to process it as well, as it has to send it to the
>> external service (LDAP, IMAP, whatever) un-XEP-escaped and then escaped
>> in whatever format the service needs.
>>
>> -JD
> 
> It mostly affects clients, true.
> But to identify the backend user, we use the 'node' since in most cases 
> authorization identity == authentication identity.
> So what JD mentions is exactly one of the reasons we ended up with issues.
> 
> Another being how we look up into the backend store : having '\' in the 
> uid is not good if you are writing to a file system as a backend, with 
> node as a key and support windows. That way, JID escaping makes us 
> require double transformation for those ...

Well the \ character is allowed by nodeprep. Are you suggesting that 
nodeprep be changed to disallow the \ character?

Peter

-- 
Peter Saint-Andre
XMPP Standards Foundation
http://www.xmpp.org/xsf/people/stpeter.shtml

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