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#!/usr/bin/perl
# Ikiwiki parentlinks plugin.
package IkiWiki::Plugin::parentlinks;
use warnings;
use strict;
use IkiWiki 3.00;
sub import {
hook(type => "parentlinks", id => "parentlinks", call => \&parentlinks);
hook(type => "pagetemplate", id => "parentlinks", call => \&pagetemplate);
hook(type => "getsetup", id => "parentlinks", call => \&getsetup);
}
sub getsetup () {
return
plugin => {
safe => 1,
rebuild => 1,
section => "core",
},
}
sub parentlinks ($) {
my $page=shift;
if (! length $page) {
# dynamic page
return {
url => IkiWiki::baseurl(undef),
page => $config{wikiname},
};
}
my @ret;
my $path="";
my $title=$config{wikiname};
my $i=0;
my $depth=0;
my $height=0;
my @pagepath=(split("/", $page));
my $pagedepth=@pagepath;
foreach my $dir (@pagepath) {
next if $dir eq 'index';
$depth=$i;
$height=($pagedepth - $depth);
push @ret, {
url => urlto(bestlink($page, $path), $page),
page => $title,
depth => $depth,
height => $height,
"depth_$depth" => 1,
"height_$height" => 1,
};
$path.="/".$dir;
$title=pagetitle($dir);
$i++;
}
return @ret;
}
sub pagetemplate (@) {
my %params=@_;
my $template=$params{template};
if ($template->query(name => "parentlinks") ||
$template->query(name => "has_parentlinks")) {
my @links=parentlinks($params{page});
$template->param(parentlinks => \@links);
$template->param(has_parentlinks => (@links > 0));
}
}
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