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#!/usr/bin/perl
#
# Produce a hierarchical map of links.
#
# by Alessandro Dotti Contra <alessandro@hyboria.org>
#
# Revision: 0.2
package IkiWiki::Plugin::map;
use warnings;
use strict;
use IkiWiki;
sub import { #{{{
hook(type => "preprocess", id => "map", call => \&preprocess);
} # }}}
sub preprocess (@) { #{{{
my %params=@_;
$params{pages}="*" unless defined $params{pages};
# Needs to update whenever a page is added or removed, so
# register a dependency.
add_depends($params{page}, $params{pages});
# Get all the items to map.
my @mapitems = ();
foreach my $page (keys %links) {
if (pagespec_match($page, $params{pages}, $params{page})) {
push @mapitems, $page;
}
}
# Create the map.
my $indent=0;
my $openli=0;
my $map = "<div class='map'>\n";
$map .= "<ul>\n";
foreach my $item (sort @mapitems) {
my $depth = ($item =~ tr/\//\//);
while ($depth < $indent) {
$indent--;
$map.="</li></ul>\n";
}
while ($depth > $indent) {
$indent++;
$map.="<ul>\n";
$openli=0;
}
$map .= "</li>\n" if $openli;
$map .= "<li>"
.htmllink($params{page}, $params{destpage}, $item)
."\n";
$openli=1;
}
while ($indent > 0) {
$indent--;
$map.="</li></ul>\n";
}
$map .= "</li></ul>\n";
$map .= "</div>\n";
return $map;
} # }}}
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