} else {
my $record = GetAuthority($authid);
my $found;
- foreach my $field ($record->field('550')){
- if ($field->subfield('5') && $field->subfield('5') eq 'g'){
- my $parentrecord = GetAuthority($field->subfield('3'));
- my $localresult=$hierarchies;
- my $trees;
- $trees = BuildUnimarcHierarchies($field->subfield('3'));
- my @trees;
- if ($trees=~/;/){
- @trees = split(/;/,$trees);
- } else {
- push @trees, $trees;
- }
- foreach (@trees){
- $_.= ",$authid";
- }
- @globalresult = (@globalresult,@trees);
- $found=1;
- }
- $hierarchies=join(";",@globalresult);
- }
+ if ($record){
+ foreach my $field ($record->field('550')){
+ if ($field->subfield('5') && $field->subfield('5') eq 'g'){
+ my $parentrecord = GetAuthority($field->subfield('3'));
+ my $localresult=$hierarchies;
+ my $trees;
+ $trees = BuildUnimarcHierarchies($field->subfield('3'));
+ my @trees;
+ if ($trees=~/;/){
+ @trees = split(/;/,$trees);
+ } else {
+ push @trees, $trees;
+ }
+ foreach (@trees){
+ $_.= ",$authid";
+ }
+ @globalresult = (@globalresult,@trees);
+ $found=1;
+ }
+ $hierarchies=join(";",@globalresult);
+ }
+ }
#Unless there is no ancestor, I am alone.
$hierarchies="$authid" unless ($hierarchies);
}
my $record = shift @_;
my $class = shift @_;
my $authid_constructed = shift @_;
- my $authid=$record->subfield('250','3');
+ return undef unless ($record);
+ my $authid=$record->subfield('2..','3');
my %cell;
my $parents=""; my $children="";
my (@loopparents,@loopchildren);
$cell{"class"}=$class;
$cell{"loopauthid"}=$authid;
$cell{"current_value"} =1 if $authid eq $authid_constructed;
- $cell{"value"}=$record->subfield('250',"a");
+ $cell{"value"}=$record->subfield('2..',"a");
return \%cell;
}