[Standards] LAST CALL: XEP-0313 (Message Archive Management)

Florian Schmaus flo at geekplace.eu
Tue Sep 14 06:55:31 UTC 2021

On 13/09/2021 16.15, Kim Alvefur wrote:
> On Thu, Sep 09, 2021 at 04:29:37PM +0100, Kevin Smith wrote:
>> To summarise what I’ve said before:
>> MUC in MAM kinda sucks, but groupchat doesn’t (necessarily) mean MUC.
>> Sometimes people want groupchat messages in their archive because they 
>> want their archive to represent all those messages they received on 
>> any client, either for online searching, or offline sync, and MAM is 
>> the only mechanism we have for this.
>> If we were to disallow groupchat in MAM completely, it would make 
>> existing deployed workflows unavailable.
>> There are countless pitfalls to having MUC (rather than groupchat) in 
>> MAM, but prohibiting it just isn’t much of an option. I don’t much 
>> like where we are more than anyone else, but it *is* where we are, and 
>> I don’t think anyone has the time machine yet to go back and fix MUC 
>> preemptively.
>> After discussion with Georg yesterday, I’ve submitted a new version of 
>> MAM that uses Dave’s suggested approach.
> I'm assuming it's this PR here:
> https://github.com/xsf/xeps/pull/1104/files
> As a counterproposal; What about a `list-multi` of requested types? Have
> it default to [chat, normal] or [chat, normal, groupchat] for those that
> include groupchat by default. Could be extended to PEP notification
> headline messages, which are similarly awkward.


- Florian

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