[OSM-talk] Category:TagsSupportedBy

[marcus.wolschon at googlemail.com]

On Mon, 30 Mar 2009 21:34:36 +0200, Tobias Knerr <osm at tobias-knerr.de>
wrote:
> A relation isn't just a set of tags. It requires certain members and
> roles (which aren't tags). Thus, a relation isn't, as the category name
> would suggest, a "tag supported by X" (it's a relation supported by X),
> whereas the relation's type=xyz tag would indeed be a "tag supported by
> X". But that's not a very relevant issue.

I have not seen any valir relation without a type -tag yet.
After all, you need to know in what way (and not just in what role)
they are related.


> Well, I'm no MediaWiki expert either, so I'm not sure about the best way
> of creating that sort of template.
> 
> Something like Babel (http://wiki.openstreetmap.org/wiki/Template:Babel)
> templates would probably be easy, but I've got no idea what the
> performance effects of something like that would be.

I've never seen that
{{#if:{{{1|}}}|XXX}} -construct.
Is that a mediawiki-plugin?

Marcus

> 
> Anyway, I'd definitely like a statement from someone with MediaWiki
> experience before creating some widely-used template. Of course,
> categories are the simpler solution and could theoretically be exchanged
> with something else by a bot if we encounter problems.
> 
> Tobias Knerr
>