Re: [wml] Just some thoughts on WML and type maps / meta files

[Fritz Zaucker <nospam@thanx>]

As attachments find .wmkrc and langset.inc (the latter to be included
into your template file(s)) for creation of var-files.

Credit due to Tobias Oetiker (oetiker@ee.ethz.ch)

Cheers,
Fritz

> Just a weird idea I'm actually playing around a little bit:
>
> Would it be useful to add to wml::std::lang the possibility to create
> also meta data files for each output file, e.g. type maps for static
> content negotiation instead of MultiViews (regarding Apache
> mod_negotiation) or meta files for addtional headers with Apache
> mod_cern_meta or CERN HTTPd?
>
> Example: Instead of only outputting index.en.html and index.en.html,
> we also output index.var (type map) or index.en.html.meta and
> index.en.html.meta (meta files).
>
> index.wml:
>  1| #use wml::std:lang
>  2|
>  3| <lang:new id=de short meta>
>  4| <lang:new id=en short meta>
>  5| <lang:star:slice: index.*.html>
>  6|
>  7| Everywhere
>  8| <EN>Foobar</EN>\
>  9| <DE>Schwachfug</DE>
> 10| # Ok, there are more useful HTTP headers to add or modify
> 11| <META:EN>Last-Modification: Wed, 18 Jul 2001 21:49:17 GMT</META:EN>
> 12| <META:DE>Last-Modification: Thu, 19 Jul 2001 21:49:17 GMT</META:DE>
>
> index.en.html:
>  1| Everywhere
>  2| Foobar
>
> index.de.html:
>  1| Everywhere
>  2| Schwachfug
>
> index.en.html.meta:
>  1| Last-Modification: Wed, 18 Jul 2001 21:49:17 GMT
>
> index.de.html.meta:
>  1| Last-Modification: Thu, 19 Jul 2001 12:34:11 GMT
>
> This is useful for SSI documents, of which usually the Apache don't
> send Last-Modification header if you don't the "XBitHack full"
> directive. And I can control the sending of additional headers in the
> source file... :-)
>
> Any comments? Useful? Totally crazy? :-)
>
> BTW: I actually implemented the .meta-Version for working with Apache
> mod_cern_meta using "MetaDir ." and "MetaSuffix .meta". If anyone has
> interest in that version...
>
> 		Regards, Axel
>

-- 
Dr. Fritz Zaucker, Head IT Support Group
Department of Electrical Engineering,  Federal Institute of Technology
ETZ J97, Gloriastrasse 35, CH-8092 Zurich, Switzerland
Tel.: +41-1-632-5241 Fax: +41-1-632-1194 http://people.ee.ethz.ch/~zaucker/
E-mail: zaucker@ee.ethz.ch (see home page for PGP key)
-o LANG_VAR:%BASE.var
-o (ALL-LANG_*)+LANG_EN:%BASE.en.html@u+x
-o (ALL-LANG_*)+LANG_DE:%BASE.de.html@u+x
#
#
# all definitions in the include rely on the existence of $LANG 
#
#
###############################################################################
# define base languages of the document
###############################################################################
#use wml::std::lang
<set-var lntmp=<downcase "$(LANGS)"> />
<while <match <get-var lntmp /> "[a-z][a-z]">>
  <set-var lan=<match <get-var lntmp /> "[a-z][a-z]" action=extract> />
  <set-var lntmp=<match <get-var lntmp /> "[a-z][a-z]" action=delete> />
  <lang:new id=<get-var lan /> short>
</while>

###############################################################################
## creates .var file for automatic language selection 
###############################################################################
[LANG_VAR:
URI: $(WML_SRC_BASENAME)
<set-var lntmp=<downcase "$(LANGS)"> />
<while <match <get-var lntmp /> "[a-z][a-z]">>
  <set-var lan=<match <get-var lntmp /> "[a-z][a-z]" action=extract> />
  <set-var lntmp=<match <get-var lntmp /> "[a-z][a-z]" action=delete> />
<protect></protect>
URI: $(WML_SRC_BASENAME).<get-var lan />.html
Content-type: text/html
Content-language: <get-var lan />
</while>
<protect></protect>
URI: $(WML_SRC_BASENAME).en.html
Content-type: text/html
:LANG_VAR]