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|
#-*- perl -*-
#
# Copyright (C) 2001 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: MessageID.pm,v 1.3 2001/12/22 09:21:07 fukachan Exp $
#
package FML::Header::MessageID;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD $Counter);
use Carp;
=head1 NAME
FML::Header::MessageID - manupulate message-id
=head1 SYNOPSIS
use FML::Header::MessageID;
my $mid = new FML::Header::MessageID;
my $obj = $mid->open_cache( {
directory => $directory,
});
if (defined $obj) {
my $fh = $obj->open;
# we can tind the $message_id in the past message-id cache ?
my $dup = $obj->find($message_id);
print STDERR "error: message-id duplicated\nq" if $dup;
# save the current id
print $fh $message_id, "\t", $message_id, "\n";
$fh->close;
}
}
=head1 DESCRIPTION
manipulate Message-Id database.
=head1 METHODS
=head2 C<new($args)>
standard constructor.
=cut
use File::CacheDir;
@ISA = qw(File::CacheDir);
# Descriptions: standard constructor
# Arguments: OBJ($self) HASH_REF($args)
# Side Effects: none
# Return Value: OBJ
sub new
{
my ($self, $args) = @_;
my ($type) = ref($self) || $self;
my $me = {};
return bless $me, $type;
}
=head2 C<open_cache($args)>
open cache and return C<File::CacheDir> object.
=cut
# Descriptions: open message-id database
# Arguments: OBJ($self) HASH_REF($args)
# Side Effects: none
# Return Value: OBJ
sub open_cache
{
my ($self, $args) = @_;
my $dir = $args->{ 'directory' };
my $mode = 'temporal';
my $days = 14;
if ($dir) {
my $obj = new File::CacheDir {
directory => $dir,
cache_type => $mode,
expires_in => $days,
};
$self->{ _obj } = $obj;
return $obj;
}
undef;
}
=head2 C<get($key)>
get value for the key $key in message-id database.
=head2 C<set($key, $value)>
set value for the key $key in message-id database.
=cut
# Descriptions: get value for $key
# Arguments: OBJ($self) STR($key)
# Side Effects: none
# Return Value: STR
sub get
{
my ($self, $key) = @_;
my $obj = $self->{ _obj };
if (defined $obj) {
return $obj->find($key);
}
undef;
}
# Descriptions: set value for $key
# Arguments: OBJ($self) STR($key) STR($value)
# Side Effects: none
# Return Value: STR
sub set
{
my ($self, $key, $value) = @_;
my $obj = $self->{ _obj };
if (defined $obj) {
$obj->set($key, $value);
}
undef;
}
=head2 C<gen_id($curproc, $args)>
generate and return a new message-id.
=cut
# Descriptions: generate new message-id used in reply message
# Arguments: OBJ($self) OBJ($curproc) HASH_REF($args)
# Side Effects: counter increment
# Return Value: STR
sub gen_id
{
my ($self, $curproc, $args) = @_;
my $config = $curproc->{ config };
$Counter++;
time.".$$.$Counter\@" . $config->{ address_for_post };
}
=head1 AUTHOR
Ken'ichi Fukamachi
=head1 COPYRIGHT
Copyright (C) 2001 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::Header::MessageID appeared in fml5 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
|
