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    unless (open $fh, '<', $self->filename) {
        $self->log->info("can't open %s: %s", $self->filename, $!);
        return 0;
    }
    while (<$fh>) {
        chomp;
        s/#.*$//;    # comments are being ignored
        s/^\s*//;
        s/\s*$//;
        next unless length;
        $_ = lc;
        if ($_ eq 'all') {
            $self->log->info("disallowing all stages");
            $self->allowed_stages_clear;
            last;
        } elsif ($_ eq '__end__') {
            last;
        } elsif ($self->allowed_stages($_)) {
            $self->allowed_stages_delete($_);
        } elsif ($self->make_obj('value_ticket_number')->check($_)) {
            $self->ignore_ticket_no($_ => 1);
        } else {
            $self->log->info(
                "[%s] isn't a ticket number or a known stage, or a duplicate",
                $_);
            $error++;
            last;
        }
    }
    unless (close $fh) {
        $self->log->info("can't close %s: %s", $self->filename, $!);
        return 0;
    }
    return 0 if $error;
    1;
}
1;


__END__
=pod

=head1 NAME

Data::Conveyor::Control::File - Stage-based conveyor-belt-like ticket handling system

=head1 VERSION

version 1.103130

=head1 METHODS

=head2 read

FIXME

=head1 INSTALLATION

See perlmodinstall for information and options on installing Perl modules.

=head1 BUGS AND LIMITATIONS

No bugs have been reported.

Please report any bugs or feature requests through the web interface at
L<http://rt.cpan.org/Public/Dist/Display.html?Name=Data-Conveyor>.

=head1 AVAILABILITY

The latest version of this module is available from the Comprehensive Perl
Archive Network (CPAN). Visit L<http://www.perl.com/CPAN/> to find a CPAN
site near you, or see L<http://search.cpan.org/dist/Data-Conveyor/>.

The development version lives at L<http://github.com/hanekomu/Data-Conveyor>
and may be cloned from L<git://github.com/hanekomu/Data-Conveyor>.
Instead of sending patches, please fork this project using the standard
git and github infrastructure.

=head1 AUTHORS

=over 4

=item *

Marcel Gruenauer <marcel@cpan.org>

=item *

Florian Helmberger <fh@univie.ac.at>

=item *

Achim Adam <ac@univie.ac.at>

=item *

Mark Hofstetter <mh@univie.ac.at>

=item *

Heinz Ekker <ek@univie.ac.at>

=back

=head1 COPYRIGHT AND LICENSE

This software is copyright (c) 2004 by Marcel Gruenauer.

This is free software; you can redistribute it and/or modify it under
the same terms as the Perl 5 programming language system itself.

=cut