IkiWiki/Plugin/pagecount.pm



#!/usr/bin/perl
package IkiWiki::Plugin::pagecount;

use warnings;
use strict;
use IkiWiki 2.00;

sub import {
    hook(type => "getsetup", id => "pagecount", call => \&getsetup);
    hook(type => "preprocess", id => "pagecount", call => \&preprocess);
}

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

sub preprocess (@) {
    my %params=@_;
    $params{pages}="*" unless defined $params{pages};
    
    # Needs to update count whenever a page is added or removed, so
    # register a dependency.
    add_depends($params{page}, $params{pages});
    
    my @pages=keys %pagesources;
    return $#pages+1 if $params{pages} eq "*"; # optimisation
    my $count=0;
    foreach my $page (@pages) {
        $count++ if pagespec_match($page, $params{pages}, location => $params{page});
    }
    return $count;
}

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