/[webpac]/branches/drustvene/hash_sf.pm
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Contents of /branches/drustvene/hash_sf.pm

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Revision 684 - (show annotations)
Mon Feb 28 10:43:38 2005 UTC (15 years, 2 months ago) by dpavlin
File size: 576 byte(s)
updated branches to head

1 #
2 # hash_sf($row_data,'field'[,'subfield'])
3 #
4 # e.g. hash_sf($row,'700','a')
5 #
6 sub hash_sf {
7 my $row = shift @_;
8 my $field = shift @_;
9 my $subfield = shift @_;
10
11 my $i = shift @_ || 0;
12
13 my $out;
14
15 if ($row->{$field}->[$i]) {
16 if (! $subfield) {
17 # subfield list undef, empty or no defined subfields for this record
18 my $all_sf = $row->{record}->{$field}->[$i] || confess "can't find field $field:$i",Dumper($row);
19 $all_sf =~ s/[\^\$]./ /g; # nuke definitions
20 return $all_sf;
21 }
22 my $sf = $row->{$field}->[$i]->{$subfield};
23 return $sf if ($sf);
24 }
25 }
26
27 1;
28

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