[Templates] Filters + replace

[Sergey Martynoff]

> I would like a filter that
>   - takes the first line and makes it <h2>....</h2>
>   - processes the rest in the manner of html_para
> 
> A number of ways of hacking thos
>  - Is there are filter that does something along these lines
>  - is it possible to create my own filter - cant see 
> description of how to do it

It's quite easy and documented in Template::Plugin::Filter pod:
http://search.cpan.org/dist/Template-Toolkit/lib/Template/Plugin/Filter.pm

>  - I have tried to do [ INCLUDE filename | replace( 'soemregex',
>    '<h2>$1</h2> ) but the $1 bit doesnt seem to work

Which version of TT are you using? The $1..$n substitution does work in
latest TT distribution (2.15), but unfortunately is not documented yet.


-- 
Sergey Martynoff