File Coverage

blib/lib/File/VirusScan/Engine/Command/Sophos/Savscan.pm

Criterion	Covered	Total	%
statement	25	41	60.9
branch	1	12	8.3
condition	0	2	0.0
subroutine	9	9	100.0
pod	1	2	50.0
total	36	66	54.5

package File::VirusScan::Engine::Command::Sophos::Savscan;
use strict;
use warnings;
use Carp;

use File::VirusScan::Engine::Command;
use vars qw( @ISA );
@ISA = qw( File::VirusScan::Engine::Command );

use Cwd 'abs_path';

use File::VirusScan::Result;

sub default_arguments
{
	return [qw( -f -mime -all -cab -oe -tnef -archive -ss)];
}

sub scan
{
	my ($self, $path) = @_;

	if(abs_path($path) ne $path) {
		return File::VirusScan::Result->error("Path $path is not absolute");
	}

	my ($exitcode, $scan_response) = eval { $self->_run_commandline_scanner(join(' ', $self->{command}, @{ $self->{args} }, $path, '2>&1'), qr/(?:>>> Virus)|(?:Password)|(?:Could not check)/,); };

	if($@) {
		return File::VirusScan::Result->error($@);
	}

	if(0 == $exitcode) {
		return File::VirusScan::Result->clean();
	}

	if(1 == $exitcode) {
		return File::VirusScan::Result->error('Virus scan interrupted');
	}

	if(2 == $exitcode) {

		# This is technically an error code, but Sophos chokes
		# on a lot of M$ docs with this code, so we let it
		# through...
		# TODO: Legacy commment from MIMEDefang. Figure this
		# out and see if this is sane behaviour.
		return File::VirusScan::Result->clean();
	}

	if(3 == $exitcode) {
		my ($virus_name) = $scan_response =~ m/\s*>>> Virus '(\S+)'/;
		$virus_name ||= 'unknown-Savscan-virus';
		return File::VirusScan::Result->virus($virus_name);
	}

	return File::VirusScan::Result->error("Unknown return code from savscan: $exitcode");
}

1;
__END__