WOW! Markus, this is great present for being back from vacation! ;) I'll
test it on my instances as soon as I'll get some time with computer
tomorrow.
Sergey
On Nov 23, 2007 4:01 PM, Markus Krötzsch <[EMAIL PROTECTED]> wrote:
> And another note: {{#ask}} is in SVN (in a first version).
>
> Working example query:
>
> {{#ask: [[Category:Country]] [[borders::Nigeria]] |
> ?population|
> ?area#km² = ''Size''|
> format=list|
> limit = 3|
> link=all|
> intro=<b>Test</b>_|
> }}
>
> Moreover, it is now of course possible to use templates and their params
> rather freely in {{#ask}}. Actually even some very unreasonable things
> work,
> but many cool things should also be possible. One real issue might be that
> uninitiated users might nest {{#ask}} in order to emulate <q>-subqueries,
> even though the latter are much more efficient and complete. Of course
> nesting sometimes is desirable:
>
> {{#ask:
> [[Category:Country]]
> [[population::>{{#ask:headers=hide|?Population|[[Uganda]]}} ]] |
> sort=population|
> ?population
> }}
>
> This indeed works now.
>
> Here is what should hopefully work for #ask on SVN:
>
> * all printout formats other than "debug" (which still gives some HTML),
> * all known parameters (though some now are more flexible since you can
> use
> wiki-markup as values),
> * printout requests with the syntax "? property#unit = label",
> * basic queries, nested queries, value ranges, wildcards, and yet
> * <ask> should work as it did before (I hope).
>
> Here is what certainly does not work:
>
> * links to further results don't work in wikitext (we need another
> URL-scheme
> for that, but "external" links may be my first fix),
> * printouts of Categories do not work via "? Category" yet,
> * disjunctions in queries obviously do not work yet, since "|" is already
> taken in templates (Sergey suggested a solution that would require queries
> to
> be the last #ask-parameter, but we may even get around this by providing
> an
> alternative syntax for "||"),
> * a query with limit 0 might show a broken further results link,
> * templated and embedded printers may pull annotations into the article
> where
> the query is -- this needs some advanced fix as there is currently no way
> for
> us to distinguish #ask-printed results from the text someone entered
> directly.
>
> I guess there are more things, but at least most of the above should be
> fixed
> soon. Feel free to try out the devel version (otherwise it's pretty much
> RC2,
> no updates needed) and let me know what breaks/works/is still missing.
>
> Cheers,
>
> Markus
>
> --
> Markus Krötzsch
> Institut AIFB, Universät Karlsruhe (TH), 76128 Karlsruhe
> phone +49 (0)721 608 7362 fax +49 (0)721 608 5998
> [EMAIL PROTECTED] www http://korrekt.org
>
>
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