[pmwiki-users] substr markup breaks with httpvariables

[edwin marte]

On Fri, Feb 5, 2010 at 8:24 PM, Peter Bowers <pbowers at pobox.com> wrote:

> On Thu, Feb 4, 2010 at 8:59 PM, edwin marte <edwin.marte at leidba.com>
> wrote:
> > Ok, I found that the result {Dec   is coming from my tests. The Group I
> am
> > using is named Decisiones (spanish) so the problem is that substr in not
> > evaluating {Test.{$?page}$:date} . is only  seeing the  expression as
> Plain
> > Text ( it should be {Tes for our porpuses.)
> >
> > Anyway or ideas on making substr evaluate correctly ?
>
> This is a problem with httpvariables that has been reported before
> (multiple times, I believe?) on this list with suggested fixes.
>
> http://www.mail-archive.com/pmwiki-users@pmichaud.com/msg12611.html
> http://www.mail-archive.com/pmwiki-users@pmichaud.com/msg12610.html
>
> Basically the GET variables are supposed to be interpolated once
> before PTVs and once after.  But because of the name of the markup
> (simple typo) it only gets evaluated *after* PTVs and thus
> {Test.0001$:date} cannot be interpolated.
>
> If you want to fix it, here's what to change in httpvariables.php:
>
> Note these 2 Markup calls are almost identical.  Specifically the
> *name* of the markup (the first argument) is identical  -
> '{$?!|@~var}
>
> This (having the same name for 2 rules) doesn't work as expected.
>
> ===(snip)===
> # {$?!|@~var} http variable substitutions before {$var}
> Markup('{$?|!@~var}', '<{$var}',
>  '/\\{\\$([\\?\\!\\|@~])(\\w+)\\}/e',
>  "HttpVariables(\$pagename, PSS('$1'), PSS('$2'))");
>
> # {$?!|@~var} http variable substitutions after {$var}
> Markup('{$?|!@~var}', '>{$var}',
>  '/\\{\\$([\\?\\!\\|@~])(\\w+)\\}/e',
>  "HttpVariables(\$pagename, PSS('$1'), PSS('$2'))");
> ===(snip)===
>
> Change one of the names in your copy of httpvariables -- just add an
> "x" to the end of one of them (doesn't matter what the change is or
> which one is changed -- just make sure it doesn't step on the name of
> another rule...)
>
> I think that will solve your problem and leave you without having to
> use the custom action...
>
> -Peter
>

Thanks Peter, I overlooked those posted of the list. I should have seen
them.

I will give a try.

Regards,
Edwin
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