2 |
use Exporter 'import'; |
use Exporter 'import'; |
3 |
@EXPORT = qw/ |
@EXPORT = qw/ |
4 |
_set_rec _set_lookup |
_set_rec _set_lookup |
5 |
_set_load_ds |
_set_load_row |
6 |
_get_ds _clean_ds |
_get_ds _clean_ds |
7 |
_debug |
_debug |
8 |
_pack_subfields_hash |
_pack_subfields_hash |
19 |
save_into_lookup |
save_into_lookup |
20 |
|
|
21 |
split_rec_on |
split_rec_on |
22 |
|
|
23 |
|
get set |
24 |
|
count |
25 |
/; |
/; |
26 |
|
|
27 |
use warnings; |
use warnings; |
42 |
|
|
43 |
=head1 VERSION |
=head1 VERSION |
44 |
|
|
45 |
Version 0.21 |
Version 0.26 |
46 |
|
|
47 |
=cut |
=cut |
48 |
|
|
49 |
our $VERSION = '0.21'; |
our $VERSION = '0.26'; |
50 |
|
|
51 |
=head1 SYNOPSIS |
=head1 SYNOPSIS |
52 |
|
|
77 |
rules => $normalize_pl_config, |
rules => $normalize_pl_config, |
78 |
marc_encoding => 'utf-8', |
marc_encoding => 'utf-8', |
79 |
config => $config, |
config => $config, |
80 |
load_ds_coderef => sub { |
load_row_coderef => sub { |
81 |
my ($database,$input,$mfn) = shift; |
my ($database,$input,$mfn) = shift; |
82 |
$store->load_ds( database => $database, input => $input, id => $mfn ); |
$store->load_row( database => $database, input => $input, id => $mfn ); |
83 |
}, |
}, |
84 |
); |
); |
85 |
|
|
86 |
Options C<row>, C<rules> and C<log> are mandatory while all |
Options C<row>, C<rules> and C<log> are mandatory while all |
87 |
other are optional. |
other are optional. |
88 |
|
|
89 |
C<load_ds_coderef> is closure only used when executing lookups, so they will |
C<load_row_coderef> is closure only used when executing lookups, so they will |
90 |
die if it's not defined. |
die if it's not defined. |
91 |
|
|
92 |
This function will B<die> if normalizastion can't be evaled. |
This function will B<die> if normalizastion can't be evaled. |
96 |
|
|
97 |
=cut |
=cut |
98 |
|
|
99 |
my $load_ds_coderef; |
my $load_row_coderef; |
100 |
|
|
101 |
sub data_structure { |
sub data_structure { |
102 |
my $arg = {@_}; |
my $arg = {@_}; |
105 |
die "need normalisation argument" unless ($arg->{rules}); |
die "need normalisation argument" unless ($arg->{rules}); |
106 |
|
|
107 |
no strict 'subs'; |
no strict 'subs'; |
108 |
_set_lookup( $arg->{lookup} ); |
_set_lookup( $arg->{lookup} ) if defined($arg->{lookup}); |
109 |
_set_rec( $arg->{row} ); |
_set_rec( $arg->{row} ); |
110 |
_set_config( $arg->{config} ); |
_set_config( $arg->{config} ) if defined($arg->{config}); |
111 |
_clean_ds( %{ $arg } ); |
_clean_ds( %{ $arg } ); |
112 |
$load_ds_coderef = $arg->{load_ds_coderef}; |
$load_row_coderef = $arg->{load_row_coderef}; |
113 |
|
|
114 |
eval "$arg->{rules}"; |
eval "$arg->{rules}"; |
115 |
die "error evaling $arg->{rules}: $@\n" if ($@); |
die "error evaling $arg->{rules}: $@\n" if ($@); |
167 |
|
|
168 |
=cut |
=cut |
169 |
|
|
170 |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators); |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $leader); |
171 |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
172 |
|
|
173 |
sub _get_ds { |
sub _get_ds { |
184 |
|
|
185 |
sub _clean_ds { |
sub _clean_ds { |
186 |
my $a = {@_}; |
my $a = {@_}; |
187 |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators) = (); |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $leader) = (); |
188 |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
189 |
$marc_encoding = $a->{marc_encoding}; |
$marc_encoding = $a->{marc_encoding}; |
190 |
} |
} |
215 |
return $lookup; |
return $lookup; |
216 |
} |
} |
217 |
|
|
218 |
=head2 _set_load_ds |
=head2 _set_load_row |
219 |
|
|
220 |
Setup code reference which will return L<data_structure> from |
Setup code reference which will return L<data_structure> from |
221 |
L<WebPAC::Store> |
L<WebPAC::Store> |
222 |
|
|
223 |
_set_load_ds(sub { |
_set_load_row(sub { |
224 |
my ($database,$input,$mfn) = @_; |
my ($database,$input,$mfn) = @_; |
225 |
$store->load_ds( database => $database, input => $input, id => $mfn ); |
$store->load_row( database => $database, input => $input, id => $mfn ); |
226 |
}); |
}); |
227 |
|
|
228 |
=cut |
=cut |
229 |
|
|
230 |
sub _set_load_ds { |
sub _set_load_row { |
231 |
my $coderef = shift; |
my $coderef = shift; |
232 |
confess "argument isn't CODE" unless ref($coderef) eq 'CODE'; |
confess "argument isn't CODE" unless ref($coderef) eq 'CODE'; |
233 |
|
|
234 |
$load_ds_coderef = $coderef; |
$load_row_coderef = $coderef; |
235 |
} |
} |
236 |
|
|
237 |
=head2 _get_marc_fields |
=head2 _get_marc_fields |
490 |
my ($offset,$value) = @_; |
my ($offset,$value) = @_; |
491 |
|
|
492 |
if ($offset) { |
if ($offset) { |
493 |
$out->{' leader'}->{ $offset } = $value; |
$leader->{ $offset } = $value; |
494 |
} else { |
} else { |
495 |
return $out->{' leader'}; |
return $leader; |
496 |
} |
} |
497 |
} |
} |
498 |
|
|
638 |
|
|
639 |
This will erase field C<200> or C<200^a> from current MARC record. |
This will erase field C<200> or C<200^a> from current MARC record. |
640 |
|
|
641 |
|
marc_remove('*'); |
642 |
|
|
643 |
|
Will remove all fields in current MARC record. |
644 |
|
|
645 |
This is useful after calling C<marc_duplicate> or on it's own (but, you |
This is useful after calling C<marc_duplicate> or on it's own (but, you |
646 |
should probably just remove that subfield definition if you are not |
should probably just remove that subfield definition if you are not |
647 |
using C<marc_duplicate>). |
using C<marc_duplicate>). |
659 |
|
|
660 |
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
661 |
|
|
662 |
my $i = 0; |
if ($f eq '*') { |
663 |
foreach ( 0 .. $#{ $marc } ) { |
|
664 |
last unless (defined $marc->[$i]); |
delete( $marc_record->[ $marc_record_offset ] ); |
665 |
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
666 |
if ($marc->[$i]->[0] eq $f) { |
|
667 |
if (! defined $sf) { |
} else { |
668 |
# remove whole field |
|
669 |
splice @$marc, $i, 1; |
my $i = 0; |
670 |
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
foreach ( 0 .. $#{ $marc } ) { |
671 |
$i--; |
last unless (defined $marc->[$i]); |
672 |
} else { |
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
673 |
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
if ($marc->[$i]->[0] eq $f) { |
674 |
my $o = ($j * 2) + 3; |
if (! defined $sf) { |
675 |
if ($marc->[$i]->[$o] eq $sf) { |
# remove whole field |
676 |
# remove subfield |
splice @$marc, $i, 1; |
677 |
splice @{$marc->[$i]}, $o, 2; |
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
678 |
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
$i--; |
679 |
# is record now empty? |
} else { |
680 |
if ($#{ $marc->[$i] } == 2) { |
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
681 |
splice @$marc, $i, 1; |
my $o = ($j * 2) + 3; |
682 |
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
if ($marc->[$i]->[$o] eq $sf) { |
683 |
$i--; |
# remove subfield |
684 |
}; |
splice @{$marc->[$i]}, $o, 2; |
685 |
|
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
686 |
|
# is record now empty? |
687 |
|
if ($#{ $marc->[$i] } == 2) { |
688 |
|
splice @$marc, $i, 1; |
689 |
|
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
690 |
|
$i--; |
691 |
|
}; |
692 |
|
} |
693 |
} |
} |
694 |
} |
} |
695 |
} |
} |
696 |
|
$i++; |
697 |
} |
} |
|
$i++; |
|
|
} |
|
698 |
|
|
699 |
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
700 |
|
|
701 |
$marc_record->[ $marc_record_offset ] = $marc; |
$marc_record->[ $marc_record_offset ] = $marc; |
702 |
|
} |
703 |
|
|
704 |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
705 |
} |
} |
895 |
@v = rec('200') |
@v = rec('200') |
896 |
@v = rec('200','a') |
@v = rec('200','a') |
897 |
|
|
898 |
|
If rec() returns just single value, it will |
899 |
|
return scalar, not array. |
900 |
|
|
901 |
=cut |
=cut |
902 |
|
|
903 |
sub rec { |
sub rec { |
907 |
} elsif ($#_ == 1) { |
} elsif ($#_ == 1) { |
908 |
@out = rec2(@_); |
@out = rec2(@_); |
909 |
} |
} |
910 |
if (@out) { |
if ($#out == 0 && ! wantarray) { |
911 |
|
return $out[0]; |
912 |
|
} elsif (@out) { |
913 |
return @out; |
return @out; |
914 |
} else { |
} else { |
915 |
return ''; |
return ''; |
1037 |
sub lookup { |
sub lookup { |
1038 |
my ($what, $database, $input, $key, $having) = @_; |
my ($what, $database, $input, $key, $having) = @_; |
1039 |
|
|
1040 |
confess "lookup needs 5 arguments: what, database, input, key, having" unless ($#_ == 4); |
confess "lookup needs 5 arguments: what, database, input, key, having\n" unless ($#_ == 4); |
1041 |
|
|
1042 |
warn "# lookup ($database, $input, $key)\n"; |
warn "## lookup ($database, $input, $key)", $/ if ($debug > 1); |
1043 |
return unless (defined($lookup->{$database}->{$input}->{$key})); |
return unless (defined($lookup->{$database}->{$input}->{$key})); |
1044 |
|
|
1045 |
confess "lookup really need load_ds_coderef added to data_structure\n" unless ($load_ds_coderef); |
confess "lookup really need load_row_coderef added to data_structure\n" unless ($load_row_coderef); |
1046 |
|
|
1047 |
my $mfns; |
my $mfns; |
1048 |
my @having = $having->(); |
my @having = $having->(); |
1049 |
|
|
1050 |
warn "## having = ", dump( @having ); |
warn "## having = ", dump( @having ) if ($debug > 2); |
1051 |
|
|
1052 |
foreach my $h ( @having ) { |
foreach my $h ( @having ) { |
1053 |
if (defined($lookup->{$database}->{$input}->{$key}->{$h})) { |
if (defined($lookup->{$database}->{$input}->{$key}->{$h})) { |
1054 |
warn "lookup for $database/$input/$key/$h return ",dump($lookup->{$database}->{$input}->{$key}->{$h}),"\n"; |
warn "lookup for $database/$input/$key/$h return ",dump($lookup->{$database}->{$input}->{$key}->{$h}),"\n" if ($debug); |
1055 |
$mfns->{$_}++ foreach keys %{ $lookup->{$database}->{$input}->{$key}->{$h} }; |
$mfns->{$_}++ foreach keys %{ $lookup->{$database}->{$input}->{$key}->{$h} }; |
1056 |
} |
} |
1057 |
} |
} |
1060 |
|
|
1061 |
my @mfns = sort keys %$mfns; |
my @mfns = sort keys %$mfns; |
1062 |
|
|
1063 |
warn "# lookup loading $database/$input/$key mfn ", join(",",@mfns)," having ",dump(@having),"\n"; |
warn "# lookup loading $database/$input/$key mfn ", join(",",@mfns)," having ",dump(@having),"\n" if ($debug); |
1064 |
|
|
1065 |
my $old_rec = $rec; |
my $old_rec = $rec; |
1066 |
my @out; |
my @out; |
1067 |
|
|
1068 |
foreach my $mfn (@mfns) { |
foreach my $mfn (@mfns) { |
1069 |
$rec = $load_ds_coderef->( $database, $input, $mfn ); |
$rec = $load_row_coderef->( $database, $input, $mfn ); |
1070 |
|
|
1071 |
warn "got $database/$input/$mfn = ", dump($rec), $/; |
warn "got $database/$input/$mfn = ", dump($rec), $/ if ($debug); |
1072 |
|
|
1073 |
my @vals = $what->(); |
my @vals = $what->(); |
1074 |
|
|
1075 |
push @out, ( @vals ); |
push @out, ( @vals ); |
1076 |
|
|
1077 |
warn "lookup for mfn $mfn returned ", dump(@vals), $/; |
warn "lookup for mfn $mfn returned ", dump(@vals), $/ if ($debug); |
1078 |
} |
} |
1079 |
|
|
1080 |
# if (ref($lookup->{$k}) eq 'ARRAY') { |
# if (ref($lookup->{$k}) eq 'ARRAY') { |
1085 |
|
|
1086 |
$rec = $old_rec; |
$rec = $old_rec; |
1087 |
|
|
1088 |
warn "## lookup returns = ", dump(@out), $/; |
warn "## lookup returns = ", dump(@out), $/ if ($debug); |
1089 |
|
|
1090 |
return @out; |
if ($#out == 0) { |
1091 |
|
return $out[0]; |
1092 |
|
} else { |
1093 |
|
return @out; |
1094 |
|
} |
1095 |
} |
} |
1096 |
|
|
1097 |
=head2 save_into_lookup |
=head2 save_into_lookup |
1121 |
die "save_into_lookup needs key" unless defined($key); |
die "save_into_lookup needs key" unless defined($key); |
1122 |
die "save_into_lookup needs CODE" unless ( defined($coderef) && ref($coderef) eq 'CODE' ); |
die "save_into_lookup needs CODE" unless ( defined($coderef) && ref($coderef) eq 'CODE' ); |
1123 |
|
|
1124 |
warn "## save_into_lookup rec = ", dump($rec), " config = ", dump($config),"\n"; |
warn "## save_into_lookup rec = ", dump($rec), " config = ", dump($config), $/ if ($debug > 2); |
1125 |
|
|
1126 |
my $mfn = |
my $mfn = |
1127 |
defined($rec->{'000'}->[0]) ? $rec->{'000'}->[0] : |
defined($rec->{'000'}->[0]) ? $rec->{'000'}->[0] : |
1263 |
} |
} |
1264 |
} |
} |
1265 |
|
|
1266 |
|
my $hash; |
1267 |
|
|
1268 |
|
=head2 set |
1269 |
|
|
1270 |
|
set( key => 'value' ); |
1271 |
|
|
1272 |
|
=cut |
1273 |
|
|
1274 |
|
sub set { |
1275 |
|
my ($k,$v) = @_; |
1276 |
|
warn "## set ( $k => ", dump($v), " )", $/; |
1277 |
|
$hash->{$k} = $v; |
1278 |
|
}; |
1279 |
|
|
1280 |
|
=head2 get |
1281 |
|
|
1282 |
|
get( 'key' ); |
1283 |
|
|
1284 |
|
=cut |
1285 |
|
|
1286 |
|
sub get { |
1287 |
|
my $k = shift || return; |
1288 |
|
my $v = $hash->{$k}; |
1289 |
|
warn "## get $k = ", dump( $v ), $/; |
1290 |
|
return $v; |
1291 |
|
} |
1292 |
|
|
1293 |
|
=head2 count |
1294 |
|
|
1295 |
|
if ( count( @result ) == 1 ) { |
1296 |
|
# do something if only 1 result is there |
1297 |
|
} |
1298 |
|
|
1299 |
|
=cut |
1300 |
|
|
1301 |
|
sub count { |
1302 |
|
warn "## count ",dump(@_),$/; |
1303 |
|
return @_ . ''; |
1304 |
|
} |
1305 |
|
|
1306 |
# END |
# END |
1307 |
1; |
1; |