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#-*- perl -*-
#
# Copyright (C) 2001,2002 Ken'ichi Fukamachi
# All rights reserved. This program is free software; you can
# redistribute it and/or modify it under the same terms as Perl itself.
#
# $FML: Decode.pm,v 1.2 2002/05/23 12:47:50 fukachan Exp $
#
package Mail::Message::Decode;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK);
use Carp;
=head1 NAME
Mail::Message::Decode - decode a MIME encoded string
=head1 SYNOPSIS
use Mail::Message::Decode qw(decode_mime_string);
$decoded = decode_mime_string( $message );
=head1 DESCRIPTION
MIME utilities to decode the string. It uses C<MIME::Base64> and
C<MIME::QuotedPrint> as decoding engines.
=head1 METHODS
=cut
require Exporter;
@ISA = qw(Exporter);
@EXPORT_OK = qw(decode_mime_string);
=head2 C<decode_mime_string(string, [$options])>
decode a base64/quoted-printable encoded string to a plain message.
The encoding method is automatically detected.
C<$options> is a HASH REFERENCE.
You can specify the charset of the string to return
by $options->{ charset }.
=cut
# Descriptions: decode MIME string
# Arguments: STR($str) HASH_REF)$option)
# Side Effects: none
# Return Value: STR
sub decode_mime_string
{
my ($str, $options) = @_;
my $charset = (defined $options->{ 'charset' } ?
$options->{ 'charset' } :
'euc-japan');
if ($charset eq 'euc-japan') {
use MIME::Base64;
if ($str =~ /=\?ISO\-2022\-JP\?B\?(\S+\=*)\?=/i) {
$str =~ s/=\?ISO\-2022\-JP\?B\?(\S+\=*)\?=/decode_base64($1)/gie;
}
use MIME::QuotedPrint;
if ($str =~ /=\?ISO\-2022\-JP\?Q\?(\S+\=*)\?=/i) {
$str =~ s/=\?ISO\-2022\-JP\?Q\?(\S+\=*)\?=/decode_qp($1)/gie;
}
}
use Jcode;
&Jcode::convert(\$str, 'euc');
$str;
}
=head1 SEE ALSO
L<Jcode>,
L<MIME::Base64>,
L<MIME::QuotedPrint>.
=head1 AUTHOR
Ken'ichi Fukamachi
=head1 COPYRIGHT
Copyright (C) 2001,2002 Ken'ichi Fukamachi
All rights reserved. This program is free software; you can
redistribute it and/or modify it under the same terms as Perl itself.
=head1 HISTORY
Mail::Message::Decode appeared in fml5 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
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