Koha::Objects::Mixin::AdditionalFields
    package Koha::Foos;
    use parent qw( Koha::Objects Koha::Objects::Mixin::AdditionalFields );
    sub _type { 'Foo' }
    sub object_class { 'Koha::Foo' }
    package main;
    use Koha::Foos;
    Koha::Foos->filter_by_additional_fields(...)
    my @objects = Koha::Foos->filter_by_additional_fields([
        {
            id => 1,
            value => 'foo',
        },
        {
            id => 2,
            value => 'bar',
        }
    ]);
Koha Development Team <http://koha-community.org/>
Copyright 2018 BibLibre
This file is part of Koha.
Koha is free software; you can redistribute it and/or modify it under the terms of the GNU General Public License as published by the Free Software Foundation; either version 3 of the License, or (at your option) any later version.
Koha is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for more details.
You should have received a copy of the GNU General Public License along with Koha; if not, see <http://www.gnu.org/licenses>.