XHTML results from the CPAN

CVS-Metrics
                $cvs =~ s/[\000\001]//g;
                $cvs =~ s/wincvs\.exe\@$//;
                if ( -e "${cvs}CVSNT\\\\cvs.exe") {
                    $cvs .= "CVSNT\\\\cvs.exe";
                }
                else {
                    $cvs .= 'cvs.exe';
                }
            }
        }
        die "cvs not found !\n" unless (defined $cvs);
        warn "Using CVS : $cvs\n";
        return q{"} . $cvs . q{"};
    }
    else {
        return 'cvs';
    }
}

#######################################################################

sub GeneratePNG {
    my ($cvs_log, $output, $tags, $title, @dirs) = @_;

    my $img = $cvs_log->EnergyGD($tags, '.', $title, 600, 400);

    if (defined $img) {
        my $e_img = "e_${title}.png";
        $e_img =~ s/[ \/]/_/g;
        my $filename = (defined $output) ? $output . '/' . $e_img : $e_img;
        open my $OUT, '>', $filename
                or die "can't open $filename ($!).\n";
        binmode $OUT, ':raw';
        print $OUT $img->png();
        close $OUT;
    }

    for my $dir (@dirs) {
        $img = $cvs_log->EnergyGD($tags, $dir, $dir, 600, 400);

        if (defined $img) {
            my $e_img = "e_${title}_${dir}.png";
            $e_img =~ s/[ \/]/_/g;
            my $filename = (defined $output) ? $output . '/' . $e_img : $e_img;
            open my $OUT, '>', $filename
                    or die "can't open $filename ($!).\n";
            binmode $OUT, ':raw';
            print $OUT $img->png();
            close $OUT;
        }
    }
}

#######################################################################

sub GenerateHTML {
    my ($output, $title, @dirs) = @_;

my $html = q{
<?xml version='1.0' encoding='ISO-8859-1'?>
<!DOCTYPE html PUBLIC '-//W3C//DTD XHTML 1.0 Strict//EN' 'http://www.w3.org/TR/xhtml1/DTD/xhtml1-strict.dtd'>
<html xmlns='http://www.w3.org/1999/xhtml'>
  <head>
    <meta http-equiv='Content-Type' content='text/html; charset=ISO-8859-1' />
    <meta name='generator' content='<TMPL_VAR NAME=generator>' />
    <meta name='date' content='<TMPL_VAR NAME=date>' />
    <title>cvs_energy <!-- TMPL_VAR NAME=title --></title>
    <style type='text/css'>
      h1 {text-align: center}
    </style>
  </head>
  <body>
  <h1><!-- TMPL_VAR NAME=title --></h1>
  <hr />
  <!-- TMPL_LOOP NAME=loop -->
    <h2><!-- TMPL_VAR NAME=header --></h2>
    <img src='<TMPL_VAR NAME=img>' />
    <hr />
  <!-- /TMPL_LOOP -->
  <cite>Generated by cvs_energy (<!-- TMPL_VAR NAME=date -->)</cite>
  </body>
</html>
};

    my $template = HTML::Template->new(
            scalarref   => \$html
    );
    die "can't create template ($!).\n"
            unless (defined $template);

    my $now = localtime();
    my $generator = 'cvs_energy ' . $CVS::Metrics::VERSION . ' (Perl ' . $] . ')';
    my $path = "e_${title}.png";
    $path =~ s/[ \/]/_/g;
    my @loop = ( {
            header      => $title,
            img         => $path
    } );
    for my $dir (@dirs) {
        $path = "e_${title}_${dir}.png";
        $path =~ s/[ \/]/_/g;
        push @loop, {
                header      => $dir,
                img         => $path
        };
    }
    $template->param(
            generator   => $generator,
            date        => $now,
            title       => $title,
            loop        => \@loop,
    );

    my $basename = "e_${title}.html";
    $basename =~ s/[ \/]/_/g;
    my $filename = (defined $output) ? $output . '/' . $basename : $basename;
    open my $OUT, '>', $filename
            or die "can't open $filename ($!)\n";
    print $OUT $template->output();
    close $OUT;
    return $filename;
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