/ 
MARC-Field008-0.05
/ MARC::Field008

NAME

MARC::Field008 - Class for parsing and serialization of MARC field 008.

SYNOPSIS

use MARC::Field008;

my $obj = MARC::Field008->new(%params);
my $data_obj = $cnf->parse($field_008);
my $field_008 = $cnf->serialize($data_obj);

METHODS

new

my $obj = MARC::Field008->new(%params);

Constructor.

  • ignore_data_errors

    Flag for ignoring material object errors.

    It's required.

    Default value is 0.

  • leader

    MARC leader in Data::MARC::Leader instance.

    It's required for parse() method only.

    Default is undef.

  • mode_strict

    Strict mode for parsing.

    In not strict mode, parser could parse MARC field 008 with dashes instead of spaces,

    Default is 0.

  • verbose

    Verbose mode.

    Default is 0.

Returns instance of object.

parse

my $data_obj = $cnf->parse($field_008);

Parse MARC field 008 string to data object.

Returns instance of Data::MARC::Field008.

serialize

my $field_008 = $cnf->serialize($data_obj);

Serialize Data::MARC::Field008 object to string..

Returns string.

ERRORS

new():
        From Mo::utils::check_bool():
                Parameter 'ignore_data_errors' must be a bool (0/1).
                        Value: %s
                Parameter 'verbose' must be a bool (0/1).
                        Value: %s
        From Mo::utils::check_isa():
                Parameter 'leader' must be a 'Data::MARC::Leader' object.
                        Value: %s
                        Reference: %s
        From Mo::utils::check_required():
                Parameter 'ignore_data_errors' is required.
        From Class::Utils::set_params():
                Unknown parameter '%s'.

parse():
        Bad length of MARC 008 field.
                Length: %s

        From Mo::utils::check_required():
                Parameter 'leader' is required.

        Couldn't parse MARC 008 field.
        (Errors in stack trace are from L<Data::MARC::Field008>, see documentation.)

serialize():
        Bad 'Data::MARC::Field008' instance to serialize.

EXAMPLE1

use strict;
use warnings;

use MARC::Field008;
use MARC::Leader;
use Data::Printer;

# Object.
my $leader = MARC::Leader->new->parse('     nam a22        4500');
my $obj = MARC::Field008->new(
        'leader' => $leader,
);

# Parse.
my $data = $obj->parse('830304s1982    xr a         u0|0 | cze  ');

# Dump.
p $data;

# Output:
# Data::MARC::Field008  {
#     parents: Mo::Object
#     public methods (13):
#         BUILD
#         Data::MARC::Field008::Utils:
#             check_cataloging_source, check_date, check_modified_record, check_type_of_date
#         Error::Pure:
#             err
#         Error::Pure::Utils:
#             err_get
#         Mo::utils:
#             check_isa, check_length_fix, check_number, check_required, check_strings
#         Readonly:
#             Readonly
#     private methods (0)
#     internals: {
#         cataloging_source      " ",
#         date_entered_on_file   830304,
#         date1                  1982,
#         date2                  "    ",
#         language               "cze",
#         material               Data::MARC::Field008::Book,
#         material_type          "book",
#         modified_record        " ",
#         place_of_publication   "xr ",
#         raw                    "830304s1982    xr a         u0|0 | cze  " (dualvar: 830304),
#         type_of_date           "s"
#     }
# }

EXAMPLE2

use strict;
use warnings;

use MARC::Field008;
use MARC::Leader;
use Data::MARC::Field008;
use Data::MARC::Field008::Book;

# Object.
my $leader = MARC::Leader->new->parse('     nam a22        4500');
my $obj = MARC::Field008->new(
        'leader' => $leader,
);

# Data.
my $material = Data::MARC::Field008::Book->new(
        'biography' => ' ',
        'conference_publication' => '0',
        'festschrift' => '0',
        'form_of_item' => 'r',
        'government_publication' => ' ',
        'illustrations' => '    ',
        'index' => '0',
        'literary_form' => '0',
        'nature_of_content' => '    ',
        'target_audience' => ' ',
);
my $data = Data::MARC::Field008->new(
        'cataloging_source' => ' ',
        'date_entered_on_file' => '      ',
        'date1' => '    ',
        'date2' => '    ',
        'language' => 'cze',
        'material' => $material,
        'material_type' => 'book',
        'modified_record' => ' ',
        'place_of_publication' => '   ',
        'type_of_date' => 's',
);

# Serialize.
print "'".$obj->serialize($data)."'\n";

# Output:
# '      s                r     000 0 cze  '

DEPENDENCIES

Class::Utils, Data::MARC::Field008, Data::MARC::Field008::Book, Data::MARC::Field008::ComputerFile, Data::MARC::Field008::ContinuingResource, Data::MARC::Field008::Map, Data::MARC::Field008::MixedMaterial, Data::MARC::Field008::Music, Data::MARC::Field008::VisualMaterial, Error::Pure, List::Util, Mo::utils, Scalar::Util.

SEE ALSO

Data::MARC::Field008

Data object for MARC field 008.

REPOSITORY

https://github.com/michal-josef-spacek/MARC-Field008

AUTHOR

Michal Josef Špaček mailto:skim@cpan.org

http://skim.cz

LICENSE AND COPYRIGHT

© 2025-2026 Michal Josef Špaček

BSD 2-Clause License

ACKNOWLEDGEMENTS

Development of this software has been made possible by institutional support for the long-term strategic development of the National Library of the Czech Republic as a research organization provided by the Ministry of Culture of the Czech Republic (DKRVO 2024–2028), Area 11: Linked Open Data.

VERSION

0.05