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BEGIN { |
BEGIN { |
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use Exporter (); |
use Exporter (); |
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use vars qw ($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS); |
use vars qw ($VERSION @ISA @EXPORT @EXPORT_OK %EXPORT_TAGS); |
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$VERSION = 0.08; |
$VERSION = 0.09; |
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@ISA = qw (Exporter); |
@ISA = qw (Exporter); |
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#Give a hoot don't pollute, do not export more than needed by default |
#Give a hoot don't pollute, do not export more than needed by default |
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@EXPORT = qw (); |
@EXPORT = qw (); |
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Read record with specified MFN and convert it to hash |
Read record with specified MFN and convert it to hash |
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my $hash = $marc->to_hash($mfn); |
my $hash = $marc->to_hash( $mfn, include_subfields => 1, ); |
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It has ability to convert characters (using C<hash_filter>) from MARC |
It has ability to convert characters (using C<hash_filter>) from MARC |
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database before creating structures enabling character re-mapping or quick |
database before creating structures enabling character re-mapping or quick |
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my $mfn = shift || confess "need mfn!"; |
my $mfn = shift || confess "need mfn!"; |
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my $args = {@_}; |
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# init record to include MFN as field 000 |
# init record to include MFN as field 000 |
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my $rec = { '000' => [ $mfn ] }; |
my $rec = { '000' => [ $mfn ] }; |
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# has identifiers? |
# has identifiers? |
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($val->{'i1'},$val->{'i2'}) = ($1,$2) if ($l =~ s/^([01 #])([01 #])\x1F/\x1F/); |
($val->{'i1'},$val->{'i2'}) = ($1,$2) if ($l =~ s/^([01 #])([01 #])\x1F/\x1F/); |
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my $sf_usage; |
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my @subfields; |
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# has subfields? |
# has subfields? |
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if ($l =~ m/\x1F/) { |
if ($l =~ m/\x1F/) { |
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foreach my $t (split(/\x1F/,$l)) { |
foreach my $t (split(/\x1F/,$l)) { |
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next if (! $t); |
next if (! $t); |
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my $f = substr($t,0,1); |
my $f = substr($t,0,1); |
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# repeatable subfileds. When we hit first one, |
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# store CURRENT (up to that) in first repetition |
push @subfields, ( $f, $sf_usage->{$f}++ || 0 ); |
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# of this record. Then, new record with same |
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# identifiers will be created. |
# repeatable subfiled -- convert it to array |
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if ($val->{$f}) { |
if ($val->{$f}) { |
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push @{$rec->{$rec_nr}}, $val; |
if ( ref($val->{$f}) ne 'ARRAY' ) { |
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$val = { |
$val->{$f} = [ $val->{$f}, $val ]; |
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i1 => $val->{i1}, |
} else { |
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i2 => $val->{i2}, |
push @{$val->{$f}}, $val; |
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}; |
} |
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} |
} |
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$val->{substr($t,0,1)} = substr($t,1); |
$val->{substr($t,0,1)} = substr($t,1); |
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} |
} |
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$val->{subfields} = [ @subfields ] if $args->{include_subfields}; |
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} else { |
} else { |
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$val = $l; |
$val = $l; |
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} |
} |