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package Encode::KR::2022_KR;
use Encode::KR;
use base 'Encode::Encoding';
use strict;
our $VERSION = do { my @r = (q$Revision: 1.0 $ =~ /\d+/g); sprintf "%d."."%02d" x $#r, @r };
my $canon = 'iso-2022-kr';
my $obj = bless {name => $canon}, __PACKAGE__;
$obj->Define($canon);
sub name { return $_[0]->{name}; }
sub decode
{
my ($obj,$str,$chk) = @_;
my $res = $str;
iso_euc(\$res);
return Encode::decode('euc-kr', $res, $chk);
}
sub encode
{
my ($obj,$str,$chk) = @_;
my $res = Encode::encode('euc-kr', $str, $chk);
euc_iso(\$res);
return $res;
}
use Encode::CJKConstants qw(:all);
# ISO<->EUC
sub iso_euc{
my $r_str = shift;
$$r_str =~ s/$RE{'2022_KR'}//gox; # remove the designator
$$r_str =~ s{ # replace chars. in GL
\x0e # between SO(\x0e) and SI(\x0f)
([^\x0f]*) # with chars. in GR
\x0f
}
{
my $out= $1;
$out =~ tr/\x21-\x7e/\xa1-\xfe/;
$out;
}geox;
$$r_str;
}
sub euc_iso{
my $r_str = shift;
substr($$r_str,0,0)=$ESC{'2022_KR'}; # put the designator at the beg.
$$r_str =~ s{ # move KS X 1001 chars. in GR to GL
($RE{EUC_C}+) # and enclose them with SO and SI
}{
my $str = $1;
$str =~ tr/\xA1-\xFE/\x21-\x7E/;
"\x0e" . $str . "\x0f";
}geox;
$$r_str;
}
1;
__END__
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