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#-*- perl -*-
#
# Copyright (C) 2006 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: Envelope.pm,v 1.2 2006/07/09 12:11:12 fukachan Exp $
#
package FML::Envelope;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD);
use Carp;
=head1 NAME
FML::Envelope - provide envelope based operations.
=head1 SYNOPSIS
=head1 DESCRIPTION
=head1 METHODS
=head2 new()
constructor.
=cut
# Descriptions: constructor
# Arguments: OBJ($self) OBJ($curproc)
# Side Effects: none
# Return Value: OBJ
sub new
{
my ($self, $curproc) = @_;
my ($type) = ref($self) || $self;
my $me = { _curproc => $curproc };
return bless $me, $type;
}
=head2 check_envelope_sender()
check if the envelope sender is not our maintainer.
=cut
# Descriptions: check if the envelope sender is not our maintainer.
# Arguments: OBJ($self)
# Side Effects: none
# Return Value: NUM(1 or 0)
sub check_envelope_sender
{
my ($self) = @_;
my $curproc = $self->{ _curproc };
my $message = $curproc->incoming_message();
my $config = $curproc->config();
# ASSERT: null envelope sender is invalid.
my $envelope_sender = $message->envelope_sender() || '';
unless ($envelope_sender) {
return 0;
}
# compare the envelope sender with our maintainer.
my $maintainer = $config->{ maintainer } || '';
if ($maintainer) {
use FML::Credential;
my $cred = new FML::Credential $curproc;
if ($cred->is_same_address($maintainer, $envelope_sender, 128)) {
$curproc->logerror("envelope sender == maintainer");
return 1;
}
else {
return 0;
}
}
return 0;
}
=head1 ACCESS METHODS
=head2 set_checksum_type($type)
set checksum method type.
=head2 get_checksum_type()
get checksum method type.
return 'md5' by default.
=cut
my $gloval_default_checksum_type = 'md5';
# Descriptions: set checksum method type.
# Arguments: OBJ($self) STR($type)
# Side Effects: update $self
# Return Value: none
sub set_checksum_type
{
my ($self, $type) = @_;
if ($type eq 'md5') {
$self->{ _type } = $type;
}
else {
my $curproc = $self->{ _curproc };
$curproc->logerror("unsupported checksum: $type");
}
}
# Descriptions: return checksum method type.
# Arguments: OBJ($self)
# Side Effects: none
# Return Value: STR
sub get_checksum_type
{
my ($self) = @_;
return( $self->{ _type } || $gloval_default_checksum_type );
}
=head1 CODING STYLE
See C<http://www.fml.org/software/FNF/> on fml coding style guide.
=head1 AUTHOR
Ken'ichi Fukamachi
=head1 COPYRIGHT
Copyright (C) 2006 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
FML::Envelope appeared in fml8 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
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