[pmwiki-devel] Odd behaviour of link in if directive

[Simon]

This might hark back a long time and may have been in for general use once,
because I have also seen
(:redirect [[Group.Page]]:)
generated  I think by the rename page recipe.
I don't mind fixing PmWiki if we need to.

Simon

On 20 May 2010 10:23, Petko Yotov <5ko at 5ko.fr> wrote:

> On Wednesday 19 May 2010 13:06:54, Simon wrote :
> > I'm wondering if the markup
> >
> > (:if exists [[{$Name}-Talk]]:)Discussion: [[{$Name}-Talk]](:ifend:)
> >
> > which is widely used in the cookbook
> >
> > is now broken and must be fixed
>
> Indeed. :-/
>
> > (:if exists {$Name}-Talk:)Discussion: [[{$Name}-Talk]](:ifend:)
> >
> > Could this have happened with the recent wildcard change?
>
> Likely -- previously the string was normalized to become a valid pagename,
> automatically removing all non-pagename characters like [, *, ? etc. The
> new
> conditional expects a number of extra characters to have a meaning.
>
> The previous conditional worked with brackets, but I don't think it was
> really
> designed for this. And in our documentation we have the correct line :
>
>  (:if exists PAGENAME:)   -   true if the page pagename exists
>
> I wonder if there are wikis other than our Cookbook that rely on the
> previous
> conditional expression.
>
> Petko
>



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