=head1 NAME
Catmandu::Importer::MARC::Lint - Package that imports USMARC records validated with MARC::Lint
=head1 SYNOPSIS
# From the command line
$ catmandu convert MARC --type Lint --fix "marc_map('245a','title')" < /foo/data.mrc
# From perl
use Catmandu;
# import records from file
my $importer = Catmandu->importer('MARC',file => '/foo/data.mrc', type => 'Lint');
my $fixer = Catmandu->fixer("marc_map('245a','title')");
$importer->each(sub {
my $item = shift;
...
});
# or using the fixer
$fixer->fix($importer)->each(sub {
my $item = shift;
printf "title: %s\n" , $item->{title};
});
=head1 DESCRIPTION
All items produced with the Catmandu::Importer::MARC::Lint importer contain three keys:
'_id' : the system identifier of the record (usually the 001 field)
'record' : an ARRAY of ARRAYs containing the record data
'lint' : the output of MARC::Lint's check_record on the MARC record
=head1 METHODS
=head2 new(file => $file , fh => $fh , id => $field)
Parse a file or a filehandle into a L<Catmandu::Iterable>. Optionally provide an
id attribute specifying the source of the system identifer '_id' field (e.g. '001').
=head1 INHERTED METHODS
=head2 count
=head2 each(&callback)
=head2 ...
Every Catmandu::Importer is a Catmandu::Iterable all its methods are inherited.
=head1 SEE ALSO
L<MARC::File::USMARC>,
L<MARC::File::Lint>,
=cut
package Catmandu::Importer::MARC::Lint;
use Catmandu::Sane;
use Moo;
use MARC::File::USMARC;
use MARC::Lint;
use Catmandu::Importer::MARC::Decoder;
with 'Catmandu::Importer';
has id => (is => 'ro' , default => sub { '001' });
has decoder => (
is => 'ro',
lazy => 1 ,
builder => sub {
Catmandu::Importer::MARC::Decoder->new;
} );
sub generator {
my ($self) = @_;
my $lint = MARC::Lint->new;
my $file = MARC::File::USMARC->in($self->fh);
sub {
my $marc = $file->next();
my $doc = $self->decoder->decode($marc,$self->id);
$lint->check_record( $marc );
$doc->{lint} = [$lint->warnings];
$doc;
}
}
1;