File Coverage

blib/lib/Crypt/Discordian.pm

Criterion	Covered	Total	%
statement	29	29	100.0
branch			n/a
condition			n/a
subroutine	7	7	100.0
pod	0	3	0.0
total	36	39	92.3

package Crypt::Discordian;

use Data::Dumper;

use 5.006001;
use strict;
use warnings;

require Exporter;

our @ISA = qw(Exporter);

# Items to export into callers namespace by default. Note: do not export
# names by default without a very good reason. Use EXPORT_OK instead.
# Do not simply export all your public functions/methods/constants.

# This allows declaration	use Crypt::Discordian ':all';
# If you do not need this, moving things directly into @EXPORT or @EXPORT_OK
# will save memory.
our %EXPORT_TAGS = ( 'all' => [ qw(

) ] );

our @EXPORT_OK = ( @{ $EXPORT_TAGS{'all'} } );

our @EXPORT = qw(

);

our $VERSION = '0.01';


# Preloaded methods go here.

sub normalize {
  my $string = uc(shift);

  # remove spaces from string
  $string =~ s/\s+//g;

  $string;
}

sub vowel_shift {
  my $string = normalize(shift);

  my $vowel  = qr/[AEIOUY]/;


  # collect all occurences of vowels in order
  my @vowel = ($string =~ m/$vowel/g) ;

  # remove all vowels from string
  $string =~ s/$vowel//g;

  # append all vowels to end of string
  $string = "$string$_" for @vowel;

  $string;
}

sub encrypt {
  my $string = normalize(shift);
  my @string;

  $string = vowel_shift $string;
  $string = reverse $string;
  @string = unpack 'C*', $string;
  @string = sort { $a <=> $b } @string;
  pack 'C*', @string;
}

1;
__END__