[jdev] Presence of type "available" not allowed?

Sean Gilbertson sean.gilbertson at gmail.com
Sun May 4 10:03:13 CDT 2008


I believe the correct way to do this is:

<presence><show></show></presence>

I.e., An empty <show> tag.

Take care,
Sean

On 5/3/08, David Ammouial <da-jdev at weeno.net> wrote:
> Hello,
>
> [Standards list: Please Cc me, as I'm not subscribed to this list.]
>
> Excuse me if this was already discussed.
>
> According to RFC 3921, section 2.2.1, it is not allowed to send presence
> stanzas with a type="available" attribute. Such a value, however, seems to
> be widely used in effective code and in documentation, including on
> documentation referenced or hosted at xmpp.org.
>
> I see several possible responses to this fact:
>
> 1. Modify existing documentation and implementations to a more strict
> behavior that would treat values not mentionned in RFC 3921 as illegal.
> 2. Add 'available' as a legal type for presence stanzas in future
> replacements of RFC 3921.
> 3. Ignore this difference, and go on tolerating and documenting this value
> as a possible one.
>
> Though I'm suspecting response 3 to be chosen in fact, I think we should
> avoid html-like behavior regarding respect to standards in code
> implementations, and even more in normative documentation.
>
> What do you think?
> --
> David Ammouial
> http://da.weeno.net/
>



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