[Standards] XEP-107 and XEP-108: Empty Value?

Stephan Maka stephan at spaceboyz.net
Sun May 4 17:04:09 UTC 2008

Florian Zeitz wrote:
> Using User Mood and User Activity (in Gajim SVN) I recently noticed that
> it is not really possible to unset Activity or Mood.
> In User Tune sending and empty <tune/> as I understand it doesn't
> necessarily mean "I'm not listening to music right now", but "I'm not
> telling you anything about my listening habits right now".
> For User Activity and User Mood sending an empty <mood/> of <activity/>
> element is not defined.
> This means best I can do if I don't want to tell people my mood or
> activity any longer is setting it to "neutral" and... actually I have no
> clue what to use as activity.
> This isn't accurate, and may be misleading people to believe it is a bad
> idea to disturb me.
> Maybe the XEPs should be extended to support this.
> Thoughts?

Publish-Subscribe defines an item deletion use-case[1]. However, it is
optional for PEP[2]. Should (client) implementations handle this?


[1] http://www.xmpp.org/extensions/xep-0060.html#publisher-delete
[2] http://www.xmpp.org/extensions/xep-0163.html#defaults

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