package Acme::Unicorn::Horn::Blessed; use strict; use warnings; BEGIN { use Exporter (); use vars qw ($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS); $VERSION = 0.01; @ISA = qw (Exporter); @EXPORT = qw (horn); @EXPORT_OK = qw (); %EXPORT_TAGS = (); } =head1 NAME Acme::Unicorn::Horn::Blessed - A blessed horn of a unicorn untaints everything =head1 SYNOPSIS use Acme::Unicorn::Horn::Blessed; $untainted = horn( $tainted ); $untainted = horn( $tainted, blessed => 0 ); =head1 DESCRIPTION I This module untaints everything. =head1 USAGE =head2 horn( tainted_variable, [options] ) Untaint a variable. my $untainted = horn( $tainted ); # if we want to make sure no hackers can harm us, use an 'unblessed horn of a unicorn' my $untainted = horn( $tainted, blessed => 0 ); =cut sub horn { my $variable = shift; my %options = @_ if ( scalar @_ % 2 ); my $foo; if ( exists $options{ blessed } and not $options{ blessed } ) { $foo = undef; } else { ($foo) = ($variable =~ /^(.*)$/gs); } return $foo; } =head1 BUGS The obvious problems you will have with considering tainted variables as untainted. =head1 AUTHOR Bryan =head1 COPYRIGHT This program is free software; you can redistribute it and/or modify it under the same terms as Perl itself. The full text of the license can be found in the LICENSE file included with this module. =head1 SEE ALSO perl(1). =cut 1;