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#-*- perl -*-
#
# Copyright (C) 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: @template.pm,v 1.6 2002/09/28 05:36:03 fukachan Exp $
#
package FML::Article::Summary;
use strict;
use vars qw(@ISA @EXPORT @EXPORT_OK $AUTOLOAD);
use Carp;
use FML::Log qw(Log LogWarn LogError);
=head1 NAME
FML::Article::Summary - generate article summary
=head1 SYNOPSIS
=head1 DESCRIPTION
=head1 METHODS
=head2 C<new()>
=cut
# Descriptions:
# Arguments: OBJ($self) HASH_REF($args)
# Side Effects:
# Return Value: none
sub new
{
my ($self, $curproc) = @_;
my ($type) = ref($self) || $self;
my $me = {};
$me->{ _curproc } = $curproc;
return bless $me, $type;
}
sub print
{
my ($self, $id) = @_;
my $curproc = $self->{ _curproc };
my $config = $curproc->config();
my $file = $config->{ 'summary_file' };
print STDERR "open summary_file=$file id=$id\n";
use FileHandle;
my $wh = new FileHandle ">> $file";
if (defined $wh) {
$wh->autoflush(1);
my $info = $self->_prepare_info($id);
$self->print_one_line_summary($wh, $info);
$wh->close();
}
}
sub _prepare_info
{
my ($self, $id) = @_;
my $curproc = $self->{ _curproc };
use FML::Article;
use Mail::Message;
my $article = new FML::Article $curproc;
my $file = $article->filepath($id);
my $msg = new Mail::Message->parse( { file => $file } );
my $header = $msg->whole_message_header();
my $address = $header->get( 'from' );
# extract the first 15 bytes of user@domain part.
use FML::Header;
my $hdrobj = new FML::Header;
$address = substr( $hdrobj->address_clean_up( $address ), 0, 15);
# fold "\n"
my $subject = $header->get( 'subject' );
$subject =~ s/\s*\n/ /g;
$subject =~ s/\s+/ /g;
my $info = {
id => $id,
address => $address,
subject => $subject,
};
return $info;
}
sub print_one_line_summary
{
my ($self, $wh, $info) = @_;
my $curproc = $self->{ _curproc };
my $config = $curproc->config();
my $style = $config->{ 'summary_format_style' };
if ($style eq 'fml4_compatible') {
$self->_fml4_compatible_style_one_line_summary($wh, $info);
}
else {
LogError("unknown \$summary_file_style: $style");
}
}
sub _fml4_compatible_style_one_line_summary
{
my ($self, $wh, $info) = @_;
my $rdate = undef;
eval q{
use Mail::Message::Date;
$rdate = new Mail::Message::Date;
};
if (defined $rdate) {
my $date = $rdate->{ 'log_file_style' };
my $format = "%s [%d:%s] %s\n";
my $id = $info->{ id };
my $addr = $info->{ address };
my $subj = $info->{ subject };
printf $wh $format, $date, $id, $addr, $subj;
}
else {
LogError("date object undefined.");
}
}
if ($0 eq __FILE__) {
my $obj = new FML::Article::Summary;
$obj->_one_line_summary("\%d \%s\n", [
1000,
"uja"
]);
}
=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) 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
FML::Article::Summary appeared in fml8 mailing list driver package.
See C<http://www.fml.org/> for more details.
=cut
1;
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