NAME

Catmandu::Fix::marc_cut - cut marc data in a structured way to a new field

SYNOPSIS

    # Cut the 001 field out of the MARC record into the fixed001
    marc_cut(001, fixed001)

    # Cut all 650 fields out of the MARC record into the subjects array
    marc_cut(650, subjects)

DESCRIPTION

This Fix work like Catmandu::Fix::marc_copy except it will also remove all mathincg fields from the MARC record

METHODS

marc_cut(MARC_PATH, JSON_PATH, [equals: REGEX])

Cut this MARC fields referred by a MARC_PATH to a JSON_PATH.

When the MARC_PATH points to a MARC tag then only the fields mathching the MARC tag will be copied. When the MATCH_PATH contains indicators or subfields, then only the MARC_FIELDS which contain data in these subfields will be copied. Optional, a equals regular expression can be provided that should match the subfields that need to be copied:

    # Cut all the 300 fields
    marc_cut(300,tmp)

    # Cut all the 300 fields with indicator 1 = 1
    marc_cut(300[1],tmp)

    # Cut all the 300 fields which have subfield c
    marc_cut(300c,tmp)

    # Cut all the 300 fields which have subfield c equal to 'ABC'
    marc_cut(300c,tmp,equal:"^ABC")

INLINE

This Fix can be used inline in a Perl script:

    use Catmandu::Fix::marc_copy as => 'marc_cut';

    my $data = { record => ['650', ' ', 0, 'a', 'Perl'] };

    $data = marc_cut($data,'650','subject');

    print $data->{subject}->[0]->{tag} , "\n"; # '650'
    print $data->{subject}->[0]->{ind1} , "\n"; # ' '
    print $data->{subject}->[0]->{ind2} , "\n"; # 0
    print $data->{subject}->[0]->{subfields}->[0]->{a} , "\n"; # 'Perl'

SEE ALSO

• Catmandu::Fix::marc_copy

• Catmandu::Fix::marc_paste

LICENSE AND COPYRIGHT

This program is free software; you can redistribute it and/or modify it under the terms of either: the GNU General Public License as published by the Free Software Foundation; or the Artistic License.

See http://dev.perl.org/licenses/ for more information.