2 |
use Exporter 'import'; |
use Exporter 'import'; |
3 |
@EXPORT = qw/ |
@EXPORT = qw/ |
4 |
_set_rec _set_lookup |
_set_rec _set_lookup |
5 |
|
_set_load_row |
6 |
_get_ds _clean_ds |
_get_ds _clean_ds |
7 |
_debug |
_debug |
8 |
|
_pack_subfields_hash |
9 |
|
|
10 |
tag search display |
tag search display |
11 |
marc marc_indicators marc_repeatable_subfield |
marc marc_indicators marc_repeatable_subfield |
12 |
marc_compose marc_leader |
marc_compose marc_leader |
13 |
marc_duplicate marc_remove |
marc_duplicate marc_remove |
14 |
|
marc_original_order |
15 |
|
|
16 |
rec1 rec2 rec |
rec1 rec2 rec |
17 |
regex prefix suffix surround |
regex prefix suffix surround |
18 |
first lookup join_with |
first lookup join_with |
19 |
|
save_into_lookup |
20 |
|
|
21 |
split_rec_on |
split_rec_on |
22 |
|
|
23 |
|
get set |
24 |
/; |
/; |
25 |
|
|
26 |
use warnings; |
use warnings; |
28 |
|
|
29 |
#use base qw/WebPAC::Common/; |
#use base qw/WebPAC::Common/; |
30 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
|
use Encode qw/from_to/; |
|
31 |
use Storable qw/dclone/; |
use Storable qw/dclone/; |
32 |
|
use Carp qw/confess/; |
33 |
|
|
34 |
# debugging warn(s) |
# debugging warn(s) |
35 |
my $debug = 0; |
my $debug = 0; |
41 |
|
|
42 |
=head1 VERSION |
=head1 VERSION |
43 |
|
|
44 |
Version 0.11 |
Version 0.25 |
45 |
|
|
46 |
=cut |
=cut |
47 |
|
|
48 |
our $VERSION = '0.11'; |
our $VERSION = '0.25'; |
49 |
|
|
50 |
=head1 SYNOPSIS |
=head1 SYNOPSIS |
51 |
|
|
71 |
Return data structure |
Return data structure |
72 |
|
|
73 |
my $ds = WebPAC::Normalize::data_structure( |
my $ds = WebPAC::Normalize::data_structure( |
74 |
lookup => $lookup->lookup_hash, |
lookup => $lookup_hash, |
75 |
row => $row, |
row => $row, |
76 |
rules => $normalize_pl_config, |
rules => $normalize_pl_config, |
77 |
marc_encoding => 'utf-8', |
marc_encoding => 'utf-8', |
78 |
|
config => $config, |
79 |
|
load_row_coderef => sub { |
80 |
|
my ($database,$input,$mfn) = shift; |
81 |
|
$store->load_row( database => $database, input => $input, id => $mfn ); |
82 |
|
}, |
83 |
); |
); |
84 |
|
|
85 |
Options C<lookup>, C<row>, C<rules> and C<log> are mandatory while all |
Options C<row>, C<rules> and C<log> are mandatory while all |
86 |
other are optional. |
other are optional. |
87 |
|
|
88 |
|
C<load_row_coderef> is closure only used when executing lookups, so they will |
89 |
|
die if it's not defined. |
90 |
|
|
91 |
This function will B<die> if normalizastion can't be evaled. |
This function will B<die> if normalizastion can't be evaled. |
92 |
|
|
93 |
Since this function isn't exported you have to call it with |
Since this function isn't exported you have to call it with |
95 |
|
|
96 |
=cut |
=cut |
97 |
|
|
98 |
|
my $load_row_coderef; |
99 |
|
|
100 |
sub data_structure { |
sub data_structure { |
101 |
my $arg = {@_}; |
my $arg = {@_}; |
102 |
|
|
104 |
die "need normalisation argument" unless ($arg->{rules}); |
die "need normalisation argument" unless ($arg->{rules}); |
105 |
|
|
106 |
no strict 'subs'; |
no strict 'subs'; |
107 |
_set_lookup( $arg->{lookup} ); |
_set_lookup( $arg->{lookup} ) if defined($arg->{lookup}); |
108 |
_set_rec( $arg->{row} ); |
_set_rec( $arg->{row} ); |
109 |
|
_set_config( $arg->{config} ) if defined($arg->{config}); |
110 |
_clean_ds( %{ $arg } ); |
_clean_ds( %{ $arg } ); |
111 |
|
$load_row_coderef = $arg->{load_row_coderef}; |
112 |
|
|
113 |
eval "$arg->{rules}"; |
eval "$arg->{rules}"; |
114 |
die "error evaling $arg->{rules}: $@\n" if ($@); |
die "error evaling $arg->{rules}: $@\n" if ($@); |
115 |
|
|
130 |
$rec = shift or die "no record hash"; |
$rec = shift or die "no record hash"; |
131 |
} |
} |
132 |
|
|
133 |
|
=head2 _set_config |
134 |
|
|
135 |
|
Set current config hash |
136 |
|
|
137 |
|
_set_config( $config ); |
138 |
|
|
139 |
|
Magic keys are: |
140 |
|
|
141 |
|
=over 4 |
142 |
|
|
143 |
|
=item _ |
144 |
|
|
145 |
|
Code of current database |
146 |
|
|
147 |
|
=item _mfn |
148 |
|
|
149 |
|
Current MFN |
150 |
|
|
151 |
|
=back |
152 |
|
|
153 |
|
=cut |
154 |
|
|
155 |
|
my $config; |
156 |
|
|
157 |
|
sub _set_config { |
158 |
|
$config = shift; |
159 |
|
} |
160 |
|
|
161 |
=head2 _get_ds |
=head2 _get_ds |
162 |
|
|
163 |
Return hash formatted as data structure |
Return hash formatted as data structure |
166 |
|
|
167 |
=cut |
=cut |
168 |
|
|
169 |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators); |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $leader); |
170 |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
171 |
|
|
172 |
sub _get_ds { |
sub _get_ds { |
183 |
|
|
184 |
sub _clean_ds { |
sub _clean_ds { |
185 |
my $a = {@_}; |
my $a = {@_}; |
186 |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators) = (); |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $leader) = (); |
187 |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
188 |
$marc_encoding = $a->{marc_encoding}; |
$marc_encoding = $a->{marc_encoding}; |
189 |
} |
} |
202 |
$lookup = shift; |
$lookup = shift; |
203 |
} |
} |
204 |
|
|
205 |
|
=head2 _get_lookup |
206 |
|
|
207 |
|
Get current lookup hash |
208 |
|
|
209 |
|
my $lookup = _get_lookup(); |
210 |
|
|
211 |
|
=cut |
212 |
|
|
213 |
|
sub _get_lookup { |
214 |
|
return $lookup; |
215 |
|
} |
216 |
|
|
217 |
|
=head2 _set_load_row |
218 |
|
|
219 |
|
Setup code reference which will return L<data_structure> from |
220 |
|
L<WebPAC::Store> |
221 |
|
|
222 |
|
_set_load_row(sub { |
223 |
|
my ($database,$input,$mfn) = @_; |
224 |
|
$store->load_row( database => $database, input => $input, id => $mfn ); |
225 |
|
}); |
226 |
|
|
227 |
|
=cut |
228 |
|
|
229 |
|
sub _set_load_row { |
230 |
|
my $coderef = shift; |
231 |
|
confess "argument isn't CODE" unless ref($coderef) eq 'CODE'; |
232 |
|
|
233 |
|
$load_row_coderef = $coderef; |
234 |
|
} |
235 |
|
|
236 |
=head2 _get_marc_fields |
=head2 _get_marc_fields |
237 |
|
|
238 |
Get all fields defined by calls to C<marc> |
Get all fields defined by calls to C<marc> |
489 |
my ($offset,$value) = @_; |
my ($offset,$value) = @_; |
490 |
|
|
491 |
if ($offset) { |
if ($offset) { |
492 |
$out->{' leader'}->{ $offset } = $value; |
$leader->{ $offset } = $value; |
493 |
} else { |
} else { |
494 |
return $out->{' leader'}; |
return $leader; |
495 |
} |
} |
496 |
} |
} |
497 |
|
|
516 |
foreach (@_) { |
foreach (@_) { |
517 |
my $v = $_; # make var read-write for Encode |
my $v = $_; # make var read-write for Encode |
518 |
next unless (defined($v) && $v !~ /^\s*$/); |
next unless (defined($v) && $v !~ /^\s*$/); |
|
from_to($v, 'iso-8859-2', $marc_encoding) if ($marc_encoding); |
|
519 |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
520 |
if (defined $sf) { |
if (defined $sf) { |
521 |
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $i1, $i2, $sf => $v ]; |
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $i1, $i2, $sf => $v ]; |
572 |
'c', rec('200','c') |
'c', rec('200','c') |
573 |
); |
); |
574 |
|
|
575 |
|
If you specify C<+> for subfield, value will be appended |
576 |
|
to previous defined subfield. |
577 |
|
|
578 |
=cut |
=cut |
579 |
|
|
580 |
sub marc_compose { |
sub marc_compose { |
584 |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
585 |
my $m = [ $f, $i1, $i2 ]; |
my $m = [ $f, $i1, $i2 ]; |
586 |
|
|
587 |
|
warn "### marc_compose input subfields = ", dump(@_),$/ if ($debug > 2); |
588 |
|
|
589 |
|
if ($#_ % 2 != 1) { |
590 |
|
die "ERROR: marc_compose",dump($f,@_)," not valid (must be even).\nDo you need to add first() or join() around some argument?\n"; |
591 |
|
} |
592 |
|
|
593 |
while (@_) { |
while (@_) { |
594 |
my $sf = shift or die "marc_compose $f needs subfield"; |
my $sf = shift; |
595 |
my $v = shift; |
my $v = shift; |
596 |
|
|
597 |
next unless (defined($v) && $v !~ /^\s*$/); |
next unless (defined($v) && $v !~ /^\s*$/); |
|
from_to($v, 'iso-8859-2', $marc_encoding) if ($marc_encoding); |
|
|
push @$m, ( $sf, $v ); |
|
598 |
warn "## ++ marc_compose($f,$sf,$v) ", dump( $m ),$/ if ($debug > 1); |
warn "## ++ marc_compose($f,$sf,$v) ", dump( $m ),$/ if ($debug > 1); |
599 |
|
if ($sf ne '+') { |
600 |
|
push @$m, ( $sf, $v ); |
601 |
|
} else { |
602 |
|
$m->[ $#$m ] .= $v; |
603 |
|
} |
604 |
} |
} |
605 |
|
|
606 |
warn "## marc_compose(d) ", dump( $m ),$/ if ($debug > 1); |
warn "## marc_compose current marc = ", dump( $m ),$/ if ($debug > 1); |
607 |
|
|
608 |
push @{ $marc_record->[ $marc_record_offset ] }, $m if ($#{$m} > 2); |
push @{ $marc_record->[ $marc_record_offset ] }, $m if ($#{$m} > 2); |
609 |
} |
} |
637 |
|
|
638 |
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. |
639 |
|
|
640 |
|
marc_remove('*'); |
641 |
|
|
642 |
|
Will remove all fields in current MARC record. |
643 |
|
|
644 |
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 |
645 |
should probably just remove that subfield definition if you are not |
should probably just remove that subfield definition if you are not |
646 |
using C<marc_duplicate>). |
using C<marc_duplicate>). |
658 |
|
|
659 |
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
660 |
|
|
661 |
my $i = 0; |
if ($f eq '*') { |
662 |
foreach ( 0 .. $#{ $marc } ) { |
|
663 |
last unless (defined $marc->[$i]); |
delete( $marc_record->[ $marc_record_offset ] ); |
664 |
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
|
665 |
if ($marc->[$i]->[0] eq $f) { |
} else { |
666 |
if (! defined $sf) { |
|
667 |
# remove whole field |
my $i = 0; |
668 |
splice @$marc, $i, 1; |
foreach ( 0 .. $#{ $marc } ) { |
669 |
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
last unless (defined $marc->[$i]); |
670 |
$i--; |
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
671 |
} else { |
if ($marc->[$i]->[0] eq $f) { |
672 |
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
if (! defined $sf) { |
673 |
my $o = ($j * 2) + 3; |
# remove whole field |
674 |
if ($marc->[$i]->[$o] eq $sf) { |
splice @$marc, $i, 1; |
675 |
# remove subfield |
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
676 |
splice @{$marc->[$i]}, $o, 2; |
$i--; |
677 |
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
} else { |
678 |
# is record now empty? |
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
679 |
if ($#{ $marc->[$i] } == 2) { |
my $o = ($j * 2) + 3; |
680 |
splice @$marc, $i, 1; |
if ($marc->[$i]->[$o] eq $sf) { |
681 |
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
# remove subfield |
682 |
$i--; |
splice @{$marc->[$i]}, $o, 2; |
683 |
}; |
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
684 |
|
# is record now empty? |
685 |
|
if ($#{ $marc->[$i] } == 2) { |
686 |
|
splice @$marc, $i, 1; |
687 |
|
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
688 |
|
$i--; |
689 |
|
}; |
690 |
|
} |
691 |
} |
} |
692 |
} |
} |
693 |
} |
} |
694 |
|
$i++; |
695 |
} |
} |
|
$i++; |
|
|
} |
|
696 |
|
|
697 |
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
698 |
|
|
699 |
|
$marc_record->[ $marc_record_offset ] = $marc; |
700 |
|
} |
701 |
|
|
|
$marc_record->[ $marc_record_offset ] = $marc; |
|
702 |
|
|
703 |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
704 |
} |
} |
705 |
|
|
706 |
|
=head2 marc_original_order |
707 |
|
|
708 |
|
Copy all subfields preserving original order to marc field. |
709 |
|
|
710 |
|
marc_original_order( marc_field_number, original_input_field_number ); |
711 |
|
|
712 |
|
Please note that field numbers are consistent with other commands (marc |
713 |
|
field number first), but somewhat counter-intuitive (destination and then |
714 |
|
source). |
715 |
|
|
716 |
|
You might want to use this command if you are just renaming subfields or |
717 |
|
using pre-processing modify_record in C<config.yml> and don't need any |
718 |
|
post-processing or want to preserve order of original subfields. |
719 |
|
|
720 |
|
|
721 |
|
=cut |
722 |
|
|
723 |
|
sub marc_original_order { |
724 |
|
|
725 |
|
my ($to, $from) = @_; |
726 |
|
die "marc_original_order needs from and to fields\n" unless ($from && $to); |
727 |
|
|
728 |
|
return unless defined($rec->{$from}); |
729 |
|
|
730 |
|
my $r = $rec->{$from}; |
731 |
|
die "record field $from isn't array\n" unless (ref($r) eq 'ARRAY'); |
732 |
|
|
733 |
|
my ($i1,$i2) = defined($marc_indicators->{$to}) ? @{ $marc_indicators->{$to} } : (' ',' '); |
734 |
|
warn "## marc_original_order($to,$from) source = ", dump( $r ),$/ if ($debug > 1); |
735 |
|
|
736 |
|
foreach my $d (@$r) { |
737 |
|
|
738 |
|
if (! defined($d->{subfields}) && ref($d->{subfields}) ne 'ARRAY') { |
739 |
|
warn "# marc_original_order($to,$from): field $from doesn't have subfields specification\n"; |
740 |
|
next; |
741 |
|
} |
742 |
|
|
743 |
|
my @sfs = @{ $d->{subfields} }; |
744 |
|
|
745 |
|
die "field $from doesn't have even number of subfields specifications\n" unless($#sfs % 2 == 1); |
746 |
|
|
747 |
|
warn "#--> d: ",dump($d), "\n#--> sfs: ",dump(@sfs),$/ if ($debug > 2); |
748 |
|
|
749 |
|
my $m = [ $to, $i1, $i2 ]; |
750 |
|
|
751 |
|
while (my $sf = shift @sfs) { |
752 |
|
|
753 |
|
warn "#--> sf: ",dump($sf), $/ if ($debug > 2); |
754 |
|
my $offset = shift @sfs; |
755 |
|
die "corrupted sufields specification for field $from\n" unless defined($offset); |
756 |
|
|
757 |
|
my $v; |
758 |
|
if (ref($d->{$sf}) eq 'ARRAY') { |
759 |
|
$v = $d->{$sf}->[$offset] if (defined($d->{$sf}->[$offset])); |
760 |
|
} elsif ($offset == 0) { |
761 |
|
$v = $d->{$sf}; |
762 |
|
} else { |
763 |
|
die "field $from subfield '$sf' need occurence $offset which doesn't exist", dump($d->{$sf}); |
764 |
|
} |
765 |
|
push @$m, ( $sf, $v ) if (defined($v)); |
766 |
|
} |
767 |
|
|
768 |
|
if ($#{$m} > 2) { |
769 |
|
push @{ $marc_record->[ $marc_record_offset ] }, $m; |
770 |
|
} |
771 |
|
} |
772 |
|
|
773 |
|
warn "## marc_record = ", dump( $marc_record ),$/ if ($debug > 1); |
774 |
|
} |
775 |
|
|
776 |
|
|
777 |
=head1 Functions to extract data from input |
=head1 Functions to extract data from input |
778 |
|
|
779 |
This function should be used inside functions to create C<data_structure> described |
This function should be used inside functions to create C<data_structure> described |
780 |
above. |
above. |
781 |
|
|
782 |
|
=head2 _pack_subfields_hash |
783 |
|
|
784 |
|
@subfields = _pack_subfields_hash( $h ); |
785 |
|
$subfields = _pack_subfields_hash( $h, 1 ); |
786 |
|
|
787 |
|
Return each subfield value in array or pack them all together and return scalar |
788 |
|
with subfields (denoted by C<^>) and values. |
789 |
|
|
790 |
|
=cut |
791 |
|
|
792 |
|
sub _pack_subfields_hash { |
793 |
|
|
794 |
|
warn "## _pack_subfields_hash( ",dump(@_), " )\n" if ($debug > 1); |
795 |
|
|
796 |
|
my ($h,$include_subfields) = @_; |
797 |
|
|
798 |
|
if ( defined($h->{subfields}) ) { |
799 |
|
my $sfs = delete $h->{subfields} || die "no subfields?"; |
800 |
|
my @out; |
801 |
|
while (@$sfs) { |
802 |
|
my $sf = shift @$sfs; |
803 |
|
push @out, '^' . $sf if ($include_subfields); |
804 |
|
my $o = shift @$sfs; |
805 |
|
if ($o == 0 && ref( $h->{$sf} ) ne 'ARRAY' ) { |
806 |
|
# single element subfields are not arrays |
807 |
|
#warn "====> $sf $o / $#$sfs ", dump( $sfs, $h->{$sf} ), "\n"; |
808 |
|
|
809 |
|
push @out, $h->{$sf}; |
810 |
|
} else { |
811 |
|
#warn "====> $sf $o / $#$sfs ", dump( $sfs, $h->{$sf} ), "\n"; |
812 |
|
push @out, $h->{$sf}->[$o]; |
813 |
|
} |
814 |
|
} |
815 |
|
if ($include_subfields) { |
816 |
|
return join('', @out); |
817 |
|
} else { |
818 |
|
return @out; |
819 |
|
} |
820 |
|
} else { |
821 |
|
if ($include_subfields) { |
822 |
|
my $out = ''; |
823 |
|
foreach my $sf (sort keys %$h) { |
824 |
|
if (ref($h->{$sf}) eq 'ARRAY') { |
825 |
|
$out .= '^' . $sf . join('^' . $sf, @{ $h->{$sf} }); |
826 |
|
} else { |
827 |
|
$out .= '^' . $sf . $h->{$sf}; |
828 |
|
} |
829 |
|
} |
830 |
|
return $out; |
831 |
|
} else { |
832 |
|
# FIXME this should probably be in alphabetical order instead of hash order |
833 |
|
values %{$h}; |
834 |
|
} |
835 |
|
} |
836 |
|
} |
837 |
|
|
838 |
=head2 rec1 |
=head2 rec1 |
839 |
|
|
840 |
Return all values in some field |
Return all values in some field |
851 |
return unless (defined($rec) && defined($rec->{$f})); |
return unless (defined($rec) && defined($rec->{$f})); |
852 |
warn "rec1($f) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
warn "rec1($f) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
853 |
if (ref($rec->{$f}) eq 'ARRAY') { |
if (ref($rec->{$f}) eq 'ARRAY') { |
854 |
return map { |
my @out; |
855 |
if (ref($_) eq 'HASH') { |
foreach my $h ( @{ $rec->{$f} } ) { |
856 |
values %{$_}; |
if (ref($h) eq 'HASH') { |
857 |
|
push @out, ( _pack_subfields_hash( $h ) ); |
858 |
} else { |
} else { |
859 |
$_; |
push @out, $h; |
860 |
} |
} |
861 |
} @{ $rec->{$f} }; |
} |
862 |
|
return @out; |
863 |
} elsif( defined($rec->{$f}) ) { |
} elsif( defined($rec->{$f}) ) { |
864 |
return $rec->{$f}; |
return $rec->{$f}; |
865 |
} |
} |
877 |
my $f = shift; |
my $f = shift; |
878 |
return unless (defined($rec && $rec->{$f})); |
return unless (defined($rec && $rec->{$f})); |
879 |
my $sf = shift; |
my $sf = shift; |
880 |
return map { $_->{$sf} } grep { ref($_) eq 'HASH' && $_->{$sf} } @{ $rec->{$f} }; |
warn "rec2($f,$sf) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
881 |
|
return map { |
882 |
|
if (ref($_->{$sf}) eq 'ARRAY') { |
883 |
|
@{ $_->{$sf} }; |
884 |
|
} else { |
885 |
|
$_->{$sf}; |
886 |
|
} |
887 |
|
} grep { ref($_) eq 'HASH' && $_->{$sf} } @{ $rec->{$f} }; |
888 |
} |
} |
889 |
|
|
890 |
=head2 rec |
=head2 rec |
894 |
@v = rec('200') |
@v = rec('200') |
895 |
@v = rec('200','a') |
@v = rec('200','a') |
896 |
|
|
897 |
|
If rec() returns just single value, it will |
898 |
|
return scalar, not array. |
899 |
|
|
900 |
=cut |
=cut |
901 |
|
|
902 |
sub rec { |
sub rec { |
903 |
|
my @out; |
904 |
if ($#_ == 0) { |
if ($#_ == 0) { |
905 |
return rec1(@_); |
@out = rec1(@_); |
906 |
} elsif ($#_ == 1) { |
} elsif ($#_ == 1) { |
907 |
return rec2(@_); |
@out = rec2(@_); |
908 |
|
} |
909 |
|
if ($#out == 0 && ! wantarray) { |
910 |
|
return $out[0]; |
911 |
|
} elsif (@out) { |
912 |
|
return @out; |
913 |
|
} else { |
914 |
|
return ''; |
915 |
} |
} |
916 |
} |
} |
917 |
|
|
944 |
=cut |
=cut |
945 |
|
|
946 |
sub prefix { |
sub prefix { |
947 |
my $p = shift or die "prefix needs string as first argument"; |
my $p = shift or return; |
948 |
return map { $p . $_ } grep { defined($_) } @_; |
return map { $p . $_ } grep { defined($_) } @_; |
949 |
} |
} |
950 |
|
|
992 |
|
|
993 |
Consult lookup hashes for some value |
Consult lookup hashes for some value |
994 |
|
|
995 |
@v = lookup( $v ); |
@v = lookup( |
996 |
@v = lookup( @v ); |
sub { |
997 |
|
'ffkk/peri/mfn'.rec('000') |
998 |
|
}, |
999 |
|
'ffkk','peri','200-a-200-e', |
1000 |
|
sub { |
1001 |
|
first(rec(200,'a')).' '.first(rec('200','e')) |
1002 |
|
} |
1003 |
|
); |
1004 |
|
|
1005 |
|
Code like above will be B<automatically generated> using L<WebPAC::Parse> from |
1006 |
|
normal lookup definition in C<conf/lookup/something.pl> which looks like: |
1007 |
|
|
1008 |
|
lookup( |
1009 |
|
# which results to return from record recorded in lookup |
1010 |
|
sub { 'ffkk/peri/mfn' . rec('000') }, |
1011 |
|
# from which database and input |
1012 |
|
'ffkk','peri', |
1013 |
|
# such that following values match |
1014 |
|
sub { first(rec(200,'a')) . ' ' . first(rec('200','e')) }, |
1015 |
|
# if this part is missing, we will try to match same fields |
1016 |
|
# from lookup record and current one, or you can override |
1017 |
|
# which records to use from current record using |
1018 |
|
sub { rec('900','x') . ' ' . rec('900','y') }, |
1019 |
|
) |
1020 |
|
|
1021 |
|
You can think about this lookup as SQL (if that helps): |
1022 |
|
|
1023 |
|
select |
1024 |
|
sub { what } |
1025 |
|
from |
1026 |
|
database, input |
1027 |
|
where |
1028 |
|
sub { filter from lookuped record } |
1029 |
|
having |
1030 |
|
sub { optional filter on current record } |
1031 |
|
|
1032 |
|
Easy as pie, right? |
1033 |
|
|
1034 |
=cut |
=cut |
1035 |
|
|
1036 |
sub lookup { |
sub lookup { |
1037 |
my $k = shift or return; |
my ($what, $database, $input, $key, $having) = @_; |
1038 |
return unless (defined($lookup->{$k})); |
|
1039 |
if (ref($lookup->{$k}) eq 'ARRAY') { |
confess "lookup needs 5 arguments: what, database, input, key, having\n" unless ($#_ == 4); |
1040 |
return @{ $lookup->{$k} }; |
|
1041 |
|
warn "## lookup ($database, $input, $key)", $/ if ($debug > 1); |
1042 |
|
return unless (defined($lookup->{$database}->{$input}->{$key})); |
1043 |
|
|
1044 |
|
confess "lookup really need load_row_coderef added to data_structure\n" unless ($load_row_coderef); |
1045 |
|
|
1046 |
|
my $mfns; |
1047 |
|
my @having = $having->(); |
1048 |
|
|
1049 |
|
warn "## having = ", dump( @having ) if ($debug > 2); |
1050 |
|
|
1051 |
|
foreach my $h ( @having ) { |
1052 |
|
if (defined($lookup->{$database}->{$input}->{$key}->{$h})) { |
1053 |
|
warn "lookup for $database/$input/$key/$h return ",dump($lookup->{$database}->{$input}->{$key}->{$h}),"\n" if ($debug); |
1054 |
|
$mfns->{$_}++ foreach keys %{ $lookup->{$database}->{$input}->{$key}->{$h} }; |
1055 |
|
} |
1056 |
|
} |
1057 |
|
|
1058 |
|
return unless ($mfns); |
1059 |
|
|
1060 |
|
my @mfns = sort keys %$mfns; |
1061 |
|
|
1062 |
|
warn "# lookup loading $database/$input/$key mfn ", join(",",@mfns)," having ",dump(@having),"\n" if ($debug); |
1063 |
|
|
1064 |
|
my $old_rec = $rec; |
1065 |
|
my @out; |
1066 |
|
|
1067 |
|
foreach my $mfn (@mfns) { |
1068 |
|
$rec = $load_row_coderef->( $database, $input, $mfn ); |
1069 |
|
|
1070 |
|
warn "got $database/$input/$mfn = ", dump($rec), $/ if ($debug); |
1071 |
|
|
1072 |
|
my @vals = $what->(); |
1073 |
|
|
1074 |
|
push @out, ( @vals ); |
1075 |
|
|
1076 |
|
warn "lookup for mfn $mfn returned ", dump(@vals), $/ if ($debug); |
1077 |
|
} |
1078 |
|
|
1079 |
|
# if (ref($lookup->{$k}) eq 'ARRAY') { |
1080 |
|
# return @{ $lookup->{$k} }; |
1081 |
|
# } else { |
1082 |
|
# return $lookup->{$k}; |
1083 |
|
# } |
1084 |
|
|
1085 |
|
$rec = $old_rec; |
1086 |
|
|
1087 |
|
warn "## lookup returns = ", dump(@out), $/ if ($debug); |
1088 |
|
|
1089 |
|
if ($#out == 0) { |
1090 |
|
return $out[0]; |
1091 |
} else { |
} else { |
1092 |
return $lookup->{$k}; |
return @out; |
1093 |
} |
} |
1094 |
} |
} |
1095 |
|
|
1096 |
|
=head2 save_into_lookup |
1097 |
|
|
1098 |
|
Save value into lookup. It associates current database, input |
1099 |
|
and specific keys with one or more values which will be |
1100 |
|
associated over MFN. |
1101 |
|
|
1102 |
|
MFN will be extracted from first occurence current of field 000 |
1103 |
|
in current record, or if it doesn't exist from L<_set_config> C<_mfn>. |
1104 |
|
|
1105 |
|
my $nr = save_into_lookup($database,$input,$key,sub { |
1106 |
|
# code which produce one or more values |
1107 |
|
}); |
1108 |
|
|
1109 |
|
It returns number of items saved. |
1110 |
|
|
1111 |
|
This function shouldn't be called directly, it's called from code created by |
1112 |
|
L<WebPAC::Parser>. |
1113 |
|
|
1114 |
|
=cut |
1115 |
|
|
1116 |
|
sub save_into_lookup { |
1117 |
|
my ($database,$input,$key,$coderef) = @_; |
1118 |
|
die "save_into_lookup needs database" unless defined($database); |
1119 |
|
die "save_into_lookup needs input" unless defined($input); |
1120 |
|
die "save_into_lookup needs key" unless defined($key); |
1121 |
|
die "save_into_lookup needs CODE" unless ( defined($coderef) && ref($coderef) eq 'CODE' ); |
1122 |
|
|
1123 |
|
warn "## save_into_lookup rec = ", dump($rec), " config = ", dump($config), $/ if ($debug > 2); |
1124 |
|
|
1125 |
|
my $mfn = |
1126 |
|
defined($rec->{'000'}->[0]) ? $rec->{'000'}->[0] : |
1127 |
|
defined($config->{_mfn}) ? $config->{_mfn} : |
1128 |
|
die "mfn not defined or zero"; |
1129 |
|
|
1130 |
|
my $nr = 0; |
1131 |
|
|
1132 |
|
foreach my $v ( $coderef->() ) { |
1133 |
|
$lookup->{$database}->{$input}->{$key}->{$v}->{$mfn}++; |
1134 |
|
warn "# saved lookup $database/$input/$key [$v] $mfn\n" if ($debug > 1); |
1135 |
|
$nr++; |
1136 |
|
} |
1137 |
|
|
1138 |
|
return $nr; |
1139 |
|
} |
1140 |
|
|
1141 |
|
=head2 config |
1142 |
|
|
1143 |
|
Consult config values stored in C<config.yml> |
1144 |
|
|
1145 |
|
# return database code (key under databases in yaml) |
1146 |
|
$database_code = config(); # use _ from hash |
1147 |
|
$database_name = config('name'); |
1148 |
|
$database_input_name = config('input name'); |
1149 |
|
$tag = config('input normalize tag'); |
1150 |
|
|
1151 |
|
Up to three levels are supported. |
1152 |
|
|
1153 |
|
=cut |
1154 |
|
|
1155 |
|
sub config { |
1156 |
|
return unless ($config); |
1157 |
|
|
1158 |
|
my $p = shift; |
1159 |
|
|
1160 |
|
$p ||= ''; |
1161 |
|
|
1162 |
|
my $v; |
1163 |
|
|
1164 |
|
warn "### getting config($p)\n" if ($debug > 1); |
1165 |
|
|
1166 |
|
my @p = split(/\s+/,$p); |
1167 |
|
if ($#p < 0) { |
1168 |
|
$v = $config->{ '_' }; # special, database code |
1169 |
|
} else { |
1170 |
|
|
1171 |
|
my $c = dclone( $config ); |
1172 |
|
|
1173 |
|
foreach my $k (@p) { |
1174 |
|
warn "### k: $k c = ",dump($c),$/ if ($debug > 1); |
1175 |
|
if (ref($c) eq 'ARRAY') { |
1176 |
|
$c = shift @$c; |
1177 |
|
warn "config($p) taking first occurence of '$k', probably not what you wanted!\n"; |
1178 |
|
last; |
1179 |
|
} |
1180 |
|
|
1181 |
|
if (! defined($c->{$k}) ) { |
1182 |
|
$c = undef; |
1183 |
|
last; |
1184 |
|
} else { |
1185 |
|
$c = $c->{$k}; |
1186 |
|
} |
1187 |
|
} |
1188 |
|
$v = $c if ($c); |
1189 |
|
|
1190 |
|
} |
1191 |
|
|
1192 |
|
warn "## config( '$p' ) = ",dump( $v ),$/ if ($v && $debug); |
1193 |
|
warn "config( '$p' ) is empty\n" if (! $v); |
1194 |
|
|
1195 |
|
return $v; |
1196 |
|
} |
1197 |
|
|
1198 |
|
=head2 id |
1199 |
|
|
1200 |
|
Returns unique id of this record |
1201 |
|
|
1202 |
|
$id = id(); |
1203 |
|
|
1204 |
|
Returns C<42/2> for 2nd occurence of MFN 42. |
1205 |
|
|
1206 |
|
=cut |
1207 |
|
|
1208 |
|
sub id { |
1209 |
|
my $mfn = $config->{_mfn} || die "no _mfn in config data"; |
1210 |
|
return $mfn . $#{$marc_record} ? $#{$marc_record} + 1 : ''; |
1211 |
|
} |
1212 |
|
|
1213 |
=head2 join_with |
=head2 join_with |
1214 |
|
|
1215 |
Joins walues with some delimiter |
Joins walues with some delimiter |
1220 |
|
|
1221 |
sub join_with { |
sub join_with { |
1222 |
my $d = shift; |
my $d = shift; |
1223 |
return join($d, grep { defined($_) && $_ ne '' } @_); |
warn "### join_with('$d',",dump(@_),")\n" if ($debug > 2); |
1224 |
|
my $v = join($d, grep { defined($_) && $_ ne '' } @_); |
1225 |
|
return '' unless defined($v); |
1226 |
|
return $v; |
1227 |
} |
} |
1228 |
|
|
1229 |
=head2 split_rec_on |
=head2 split_rec_on |
1251 |
my $v = shift @r; |
my $v = shift @r; |
1252 |
warn "### first rec($fld,$sf) = ",dump($v),$/ if ($debug > 2); |
warn "### first rec($fld,$sf) = ",dump($v),$/ if ($debug > 2); |
1253 |
|
|
1254 |
return '' if( ! defined($v) || $v =~ /^\s*$/); |
return '' if ( ! defined($v) || $v =~ /^\s*$/); |
1255 |
|
|
1256 |
my @s = split( $regex, $v ); |
my @s = split( $regex, $v ); |
1257 |
warn "## split_rec_on($fld,$sf,$regex,$part) = ",dump(@s),$/ if ($debug > 1); |
warn "## split_rec_on($fld,$sf,$regex,$part) = ",dump(@s),$/ if ($debug > 1); |
1262 |
} |
} |
1263 |
} |
} |
1264 |
|
|
1265 |
|
my $hash; |
1266 |
|
|
1267 |
|
=head2 set |
1268 |
|
|
1269 |
|
set( key => 'value' ); |
1270 |
|
|
1271 |
|
=cut |
1272 |
|
|
1273 |
|
sub set { |
1274 |
|
my ($k,$v) = @_; |
1275 |
|
warn "## set ( $k => ", dump($v), " )", $/; |
1276 |
|
$hash->{$k} = $v; |
1277 |
|
}; |
1278 |
|
|
1279 |
|
=head2 get |
1280 |
|
|
1281 |
|
get( 'key' ); |
1282 |
|
|
1283 |
|
=cut |
1284 |
|
|
1285 |
|
sub get { |
1286 |
|
my $k = shift || return; |
1287 |
|
my $v = $hash->{$k}; |
1288 |
|
warn "## get $k = ", dump( $v ), $/; |
1289 |
|
return $v; |
1290 |
|
} |
1291 |
|
|
1292 |
|
|
1293 |
# END |
# END |
1294 |
1; |
1; |