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#!/usr/bin/perl |
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# Copyright 2017 Rijksmuseum |
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# |
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# This file is part of Koha. |
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# |
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# Koha is free software; you can redistribute it and/or modify it |
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# under the terms of the GNU General Public License as published by |
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# the Free Software Foundation; either version 3 of the License, or |
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# (at your option) any later version. |
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# |
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# Koha is distributed in the hope that it will be useful, but |
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# WITHOUT ANY WARRANTY; without even the implied warranty of |
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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# GNU General Public License for more details. |
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# |
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# You should have received a copy of the GNU General Public License |
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# along with Koha; if not, see <http://www.gnu.org/licenses>. |
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# This script walks through your authority marc records and tells you |
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# which hidden fields in the framework still contain data. |
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use Modern::Perl; |
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use Getopt::Long; |
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use Pod::Usage; |
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use Koha::Authorities; |
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use Koha::Authority::Subfields; |
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use Koha::MetadataRecord::Authority; |
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my ( $max, $help, $confirm ); |
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GetOptions( 'confirm' => \$confirm, 'help' => \$help, 'max' => \$max ); |
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if ( !$confirm || $help ) { |
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pod2usage( -verbose => 2 ); |
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exit; |
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} |
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our $hidden_fields = Koha::Authority::Subfields->search( |
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{ hidden => { '!=' => 0 }}, |
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); |
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our $results = {}; |
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my $auths = Koha::Authorities->search( {}, { order_by => 'authid' } ); |
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my $count = 0; |
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while( my $record = $auths->next ) { |
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last if $max && $count >= $max; |
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scan_record( $record ); |
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$count++; |
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} |
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report_results(); |
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sub scan_record { |
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my ( $record ) = @_; |
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my $id = $record->authid; |
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my $type = $record->authtypecode; |
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my $marc = Koha::MetadataRecord::Authority->get_from_authid($id)->record; |
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foreach my $fld ( $marc->fields ) { # does not include leader |
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my @subfields = $fld->is_control_field |
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? '@' |
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: map { $_->[0] } $fld->subfields; |
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foreach my $sub ( @subfields ) { |
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next if $results->{ $type } && $results->{ $type }->{ $fld->tag } && $results->{ $type }->{ $fld->tag }->{ $sub }; |
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if( $hidden_fields->find($type, $fld->tag, $sub) ) { |
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$results->{ $type }->{ $fld->tag }->{ $sub } = 1; |
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} |
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} |
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} |
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# To be overcomplete, check the leader too :) |
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if( $marc->leader ) { |
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if( $hidden_fields->find($type, '000', '@') ) { |
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$results->{ $type }->{ '000' }->{ '@' } = 1; |
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} |
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} |
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} |
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sub report_results { |
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my $cnt = 0; |
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foreach my $fw ( sort keys %$results ) { |
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foreach my $tag ( sort keys %{$results->{$fw}} ) { |
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foreach my $sub ( sort keys %{$results->{$fw}->{$tag}} ) { |
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print "\nFramework ".($fw||'Default').", $tag, $sub contains data but is hidden"; |
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$cnt++; |
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} |
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} |
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} |
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if( $cnt ) { |
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print "\n\nNOTE: You should consider removing the hidden attribute of these framework fields in order to not lose data in those fields when editing authority records.\n"; |
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} else { |
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print "\nNo hidden (sub)fields containing data were found!\n"; |
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} |
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} |
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=head1 NAME |
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auth_show_hidden_data.pl |
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=head1 SYNOPSIS |
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auth_show_hidden_data.pl -c -max 1000 |
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=head1 DESCRIPTION |
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This script tells you if you have authority data in hidden (sub)fields. That |
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data will be lost when editing such authority records. |
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=over 8 |
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=item B<-confirm> |
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Confirm flag. Required to start checking authority records. |
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=item B<-help> |
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Usage statement |
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=item B<-max> |
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This optional parameter tells the script to stop after the specified number of |
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records. |
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=back |
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=cut |