On Tue, May 20, 2008 at 2:00 PM, Dominique Faure
<[EMAIL PROTECTED]> wrote:
> On Tue, May 20, 2008 at 8:08 AM, Henrik Bechmann
> <[EMAIL PROTECTED]> wrote:
>> All,
>>
>> Peter Bowers made some helpful observations and suggestions, which
>> prompted me to make some changes resulting, I think, in safer, slightly
>> faster, and more general code for this. The updated Beta 2 is at...
>>>>> The code is at
>>>>> http://www.pmwiki.org/pmwiki/uploads/Cookbook/grouptitles.php
>> Any other comments are most welcome.
>>
>> Best,
>>
>
> IMHO, one of the best feature of the original Pm's GroupTitle recipe
> was to consider a search path when looking for titles, providing a
> convenient way to 'override' the group title on specific pages:
>
> For example, if the [[GroupName.{$DefaultName}|!+]] link is a simple
> way to come back to the group home page, it isn't very useful on the
> GroupName.{$DefaultName} page itself. The search feature should allow
> to (re)define it there (to an empty string in this case).
>
> The following code would be able to handle the path search, but I
> haven't been able to find a "simple" way to allow fetching of empty
> string definitions.
>
> function MakeGroupTitle($pn, $group = '') {
> global $GroupTitlesPathFmt, $pagename;
> if (!$group) {
> $page = MakePageName($pagename, $pn);
> if (preg_match('/^(.+)[.\\/]([^.\\/]+)$/', $page, $match))
> @list(/*$d*/, $group, $name) = $match;
> if (!$group) return $pn;
> }
> SDV($GroupTitlesPathFmt, array(
> '{{$FullName}$:GroupTitle}',
> '{{$Group}.GroupAttributes$Title}',
> '{{$SiteGroup}.GroupTitles$:{$Group}}',
> ));
> global $RedoMarkupLine, $MarkupTable;
> foreach($GroupTitlesPathFmt as $v) {
> $rdm = $RedoMarkupLine;
> while(true) {
> $RedoMarkupLine = 0;
> $v = preg_replace($MarkupTable['{$var}']['pat'],
> $MarkupTable['{$var}']['rep'], $v);
> if(!$RedoMarkupLine) break;
> }
> $RedoMarkupLine = $rdm;
> if($v) return $v;
> }
> return $group;
> }
>
>
> --
> Dominique
>
BTW, replacing the last test:
if($v) return $v;
with:
if($v) return preg_replace('/\\[(==|@@)\\]/', '', $v);
you would be able to specify empty group titles using empty blocks
([==] or [@@]).
--
Dominique
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