#!/usr/bin/perl -T
#$Id: MakeTorrents.pl,v 1.4 2005/03/22 23:45:10 andrew Exp $
use strict;
use warnings;
use diagnostics;

use lib 'lib';
use OpenBSDTorrents;

%ENV = ();

use YAML;

my $BTMake   = '/usr/local/bin/btmake';
my $MinFiles = 5;

my $StartDir = shift || $BaseName;
$StartDir =~ s#/$##;

chdir($BaseDir) || die "Couldn't change dir to $BaseDir";

Process_Dir($StartDir);

sub Process_Dir
{
	my $basedir = shift;

	my ($dirs, $files) = Get_Files_and_Dirs($basedir);
	if (@$files) {
		my $torrent = Make_Torrent($basedir, $files);
	}

	# don't recurse if we were called on a specific directory
	return 1 if $StartDir ne $BaseName;

	foreach my $subdir (@$dirs) {
		next if $subdir eq '.';
		next if $subdir eq '..';
		Process_Dir("$basedir/$subdir")
	}
}

sub Make_Torrent
{
        my $basedir = shift;
        my $files   = shift;

        if ($#{ $files } < $MinFiles) {
                print "Too few files in $basedir, skipping . . .\n";
                return undef;
        }

        if ($basedir !~ /\.\./ && $basedir =~ /^([\w\/\.-]+)$/) {
                $basedir = $1;
        } else {
                die "Invalid characters in dir '$basedir'";
        }

        foreach (@$files) {
                if (/^([^\/]+)$/) {
                        $_ = "$basedir/$1";
                } else {
                        die "Invalid characters in file '$_' in '$basedir'";
                }
        }

        my $torrent = Name_Torrent($basedir);

        print "Creating $torrent\n";

        my $comment = "Files from $basedir\n" .
                      "Created by andrew fresh (andrew\@mad-techies.org)\n" .
                      "http://OpenBSD.somedomain.net/";

        system($BTMake,
               '-C',
               '-c', $comment,
               '-n', $BaseName,
               '-o', "$TorrentDir/$torrent",
               '-a', $Tracker,
               @$files
        );# || die "Couldn't system $BTMake $torrent: $!";

        return $torrent;
}