# Copyright (c) 2006 bivio Software, Inc.  All Rights Reserved.
#
# Visit http://www.bivio.biz for more info.
# 
# This library is free software; you can redistribute it and/or modify
# it under the terms of the GNU Lesser General Public License as
# published by the Free Software Foundation; either version 2.1 of the
# License, or (at your option) any later version.
# 
# This library 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
# Lesser General Public License for more details.
# 
# You should have received a copy of the GNU Lesser General Public
# License along with this library;  If not, you may get a copy from:
# http://www.opensource.org/licenses/lgpl-license.html
# 
# $Id: TupleUse.pm,v 1.3 2009/05/01 17:08:48 nagler Exp $
package Bivio::Biz::Model::TupleUse;
use strict;
use Bivio::Base 'Model.RealmBase';

our($VERSION) = sprintf('%d.%02d', q$Revision: 1.3 $ =~ /\d+/g);

sub create_from_label {
    my($self, $label, $tdl) = @_;
    $tdl ||= $self->new_other('TupleDefList')->load_all;
    return $self->create({
	map({
	    $_ =~ s/^TupleDef\.//;
	    $_;
	} %{$tdl->find_row_by_label($label)->get_shallow_copy},
	),
	realm_id => $self->req('auth_id'),
    });
}

sub internal_initialize {
    my($self) = @_;
    return $self->merge_initialize_info($self->SUPER::internal_initialize, {
        version => 1,
	table_name => 'tuple_use_t',
	columns => {
	    tuple_def_id => ['TupleDef.tuple_def_id', 'PRIMARY_KEY'],
	    realm_id => ['RealmOwner.realm_id', 'PRIMARY_KEY'],
	    label => ['TupleLabel', 'NOT_NULL'],
	    moniker => ['TupleMoniker', 'NOT_NULL'],
        },
    });
}

sub load_tuple_slot_def_list {
    my($self) = @_;
    # SECURITY: TupleUse can only exist if auth_realm can access TupleDef.
    return $self->new_other('TupleSlotDefList')->load_all({
	parent_id => $self->get('tuple_def_id'),
    });
}

1;