X-Git-Url: http://git.rot13.org/?a=blobdiff_plain;f=marc_sf.pm;h=0cae11307cef126d4e111442eeddbbf646bbe80b;hb=767ff6de6d5e39ba416844e234b049faa2427aaf;hp=0aa4b6dd3aa5ec1e41c417d5e1c6750a0b1d5273;hpb=637d27f36b0402ace62c3b033ac89e72fa75f4dd;p=webpac diff --git a/marc_sf.pm b/marc_sf.pm index 0aa4b6d..0cae113 100644 --- a/marc_sf.pm +++ b/marc_sf.pm @@ -1,16 +1,19 @@ # -# get_sf($marc,'field'[,'subfield']) +# marc_sf($marc,'field'[,'subfield']) # -# e.g. get_sf($row,'700','a') +# e.g. marc_sf($row,'700','a') # -sub get_sf { - my $marc = shift @_; - my $f = shift @_; +sub marc_sf { + my $marc = shift @_ || die "marc_sf: needs record"; + my $f = shift @_ || die "marc_sf: needs field name"; my $s = shift @_; my $i = shift @_ || 0; - my @out = $marc->getvalue({record=>$marc->marc_count(),field=>$f,subfield=>$s,delimiter=>" "}); + my $rec = $main::cache->{marc_record} || die '$cache->{marc_record} is undefined!'; + + my @out = $marc->getvalue({record=>$rec,field=>$f,subfield=>$s}); + return $out[$i] if (@out && $out[$i]); }