IkiWiki/Plugin/parentlinks.pm



#!/usr/bin/perl
# Ikiwiki parentlinks plugin.
package IkiWiki::Plugin::parentlinks;

use warnings;
use strict;
use IkiWiki 2.00;

sub import { #{{{
    hook(type => "parentlinks", id => "parentlinks", call => \&parentlinks);
    hook(type => "pagetemplate", id => "parentlinks", call => \&pagetemplate);
} # }}}

sub getsetup () { #{{{
    return 
        plugin => {
            safe => 1,
            rebuild => 1,
        },
} #}}}

sub parentlinks ($) { #{{{
    my $page=shift;

    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 - $depth);
        push @ret, {
            url => urlto($path, $page),
            page => $title,
            depth => $depth,
            height => $height,
            "depth_$depth" => 1,
            "height_$height" => 1,
        };
        $path.="/".$dir;
        $title=IkiWiki::pagetitle($dir);
        $i++;
    }
    return @ret;
} #}}}

sub pagetemplate (@) { #{{{
    my %params=@_;
        my $page=$params{page};
        my $template=$params{template};

    if ($template->query(name => "parentlinks")) {
        $template->param(parentlinks => [parentlinks($page)]);
    }
} # }}}

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