#!/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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