Koha/misc/migration_tools/22_to_30/rebuild_unimarc_100.pl

64 lines
1.8 KiB
Perl
Executable file

#!/usr/bin/perl
# This script finds and fixes missing 090 fields in Koha for MARC21
# Written by TG on 01/10/2005
# Revised by Joshua Ferraro on 03/31/2006
use strict;
#use warnings; FIXME - Bug 2505
BEGIN {
# find Koha's Perl modules
# test carefully before changing this
use FindBin;
eval { require "$FindBin::Bin/../../kohalib.pl" };
}
# Koha modules used
use C4::Context;
use C4::Biblio;
use MARC::Record;
use MARC::File::USMARC;
my $dbh = C4::Context->dbh;
my $sth=$dbh->prepare("select biblionumber,timestamp from biblioitems");
$sth->execute();
$|=1; # flushes output
print "Creating/updating field 100 if needed\n";
while (my ($biblionumber,$time)=$sth->fetchrow ){
# my $record;
# print "record : $biblionumber \n";
my $record = GetMarcBiblio($biblionumber);
# print "=> ".$record->as_formatted;
MARCmodrecord($biblionumber,$record,$time) if ($record);
#
}
sub MARCmodrecord {
my ($biblionumber,$record,$time)=@_;
# warn "AVANT : ".$record->as_formatted;
my $update=0;
$record->leader(' nac 22 1u 4500');
$update=1;
my $string;
if ($record->field(100)) {
$string = substr($record->subfield(100,"a")." ",0,35);
my $f100 = $record->field(100);
$record->delete_field($f100);
} else {
$string = POSIX::strftime("%Y%m%d", localtime);
$string=~s/\-//g;
$string = sprintf("%-*s",35, $string);
}
substr($string,22,6,"frey50");
unless ($record->subfield(100,"a")){
$record->insert_fields_ordered(MARC::Field->new(100,"","","a"=>"$string"));
}
if ($update){
&ModBiblioMarc($record,$biblionumber,'');
print "\r$biblionumber" unless ( $biblionumber % 100 );
}
}
END;