-- l_title_remainder -> 245b
-- l_responsibility_stmt -> 245c
-- l_topic? -> 650a
--- l_bibid -> 999a
+-- l_bibid -> 001
RETURN
- migration_tools.make_stub_bib(y.tag,y.ind1,y.ind2,y.data)
+ migration_tools.consolidate_tag( migration_tools.make_stub_bib(y.tag,y.ind1,y.ind2,y.data), '245' )
FROM (
select
array_agg(lpad(l_tag,3,'0') || l_subfield_cd) as "tag",
where l_bibid = x_bibid and nullif(btrim(l_topic5),'') is not null
union
select
- '999' as "l_tag",
- 'a' as "l_subfield_cd",
- ' ' as "l_ind1_cd",
- ' ' as "l_ind2_cd",
+ '001' as "l_tag",
+ '' as "l_subfield_cd",
+ '' as "l_ind1_cd",
+ '' as "l_ind2_cd",
l_bibid as "l_field_data"
from export_biblio_tsv
where l_bibid = x_bibid
$function$;
+-- consolidate marc tag
+DROP FUNCTION IF EXISTS migration_tools.consolidate_tag(TEXT,TEXT);
+CREATE OR REPLACE FUNCTION migration_tools.consolidate_tag(marc TEXT, tag TEXT)
+ RETURNS TEXT
+ LANGUAGE plperlu
+AS $function$
+use strict;
+use warnings;
+
+use MARC::Record;
+use MARC::File::XML (BinaryEncoding => 'utf8');
+
+binmode(STDERR, ':bytes');
+binmode(STDOUT, ':utf8');
+binmode(STDERR, ':utf8');
+
+my $marc_xml = shift;
+my $tag = shift;
+
+$marc_xml =~ s/(<leader>.........)./${1}a/;
+
+eval {
+ $marc_xml = MARC::Record->new_from_xml($marc_xml);
+};
+if ($@) {
+ #elog("could not parse $bibid: $@\n");
+ import MARC::File::XML (BinaryEncoding => 'utf8');
+ return $marc_xml;
+}
+
+my @fields = $marc_xml->field($tag);
+return $marc_xml->as_xml_record() unless @fields;
+
+my @combined_subfield_refs = ();
+my @combined_subfields = ();
+foreach my $field (@fields) {
+ my @subfield_refs = $field->subfields();
+ push @combined_subfield_refs, @subfield_refs;
+}
+
+my @sorted_subfield_refs = reverse sort { $a->[0] <=> $b->[0] } @combined_subfield_refs;
+
+while ( my $tuple = pop( @sorted_subfield_refs ) ) {
+ my ($code,$data) = @$tuple;
+ unshift( @combined_subfields, $code, $data );
+}
+
+$marc_xml->delete_fields(@fields);
+
+my $new_field = new MARC::Field(
+ $tag,
+ $fields[0]->indicator(1),
+ $fields[0]->indicator(2),
+ @combined_subfields
+);
+
+$marc_xml->insert_grouped_field( $new_field );
+
+return $marc_xml->as_xml_record();
+
+$function$;
+
-- convenience function for linking to the item staging table
CREATE OR REPLACE FUNCTION migration_tools.handle_item_barcode (TEXT,TEXT,TEXT,TEXT,BOOLEAN) RETURNS VOID AS $$