1 |
dpavlin |
10 |
package WebPAC::Normalize; |
2 |
dpavlin |
536 |
use Exporter 'import'; |
3 |
dpavlin |
980 |
our @EXPORT = qw/ |
4 |
dpavlin |
983 |
_set_ds _set_lookup |
5 |
dpavlin |
736 |
_set_load_row |
6 |
dpavlin |
538 |
_get_ds _clean_ds |
7 |
dpavlin |
554 |
_debug |
8 |
dpavlin |
641 |
_pack_subfields_hash |
9 |
dpavlin |
538 |
|
10 |
dpavlin |
923 |
search_display search display sorted |
11 |
dpavlin |
912 |
|
12 |
dpavlin |
547 |
marc marc_indicators marc_repeatable_subfield |
13 |
dpavlin |
815 |
marc_compose marc_leader marc_fixed |
14 |
dpavlin |
813 |
marc_duplicate marc_remove marc_count |
15 |
dpavlin |
604 |
marc_original_order |
16 |
dpavlin |
1013 |
marc_template |
17 |
dpavlin |
540 |
|
18 |
dpavlin |
536 |
rec1 rec2 rec |
19 |
dpavlin |
1015 |
frec frec_eq frec_ne |
20 |
dpavlin |
536 |
regex prefix suffix surround |
21 |
|
|
first lookup join_with |
22 |
dpavlin |
707 |
save_into_lookup |
23 |
dpavlin |
562 |
|
24 |
|
|
split_rec_on |
25 |
dpavlin |
785 |
|
26 |
|
|
get set |
27 |
dpavlin |
791 |
count |
28 |
dpavlin |
980 |
|
29 |
dpavlin |
536 |
/; |
30 |
dpavlin |
10 |
|
31 |
|
|
use warnings; |
32 |
|
|
use strict; |
33 |
dpavlin |
536 |
|
34 |
|
|
#use base qw/WebPAC::Common/; |
35 |
dpavlin |
550 |
use Data::Dump qw/dump/; |
36 |
dpavlin |
574 |
use Storable qw/dclone/; |
37 |
dpavlin |
725 |
use Carp qw/confess/; |
38 |
dpavlin |
10 |
|
39 |
dpavlin |
550 |
# debugging warn(s) |
40 |
|
|
my $debug = 0; |
41 |
|
|
|
42 |
dpavlin |
1021 |
# FIXME |
43 |
dpavlin |
980 |
use WebPAC::Normalize::ISBN; |
44 |
|
|
push @EXPORT, ( 'isbn_10', 'isbn_13' ); |
45 |
dpavlin |
550 |
|
46 |
dpavlin |
1021 |
use WebPAC::Normalize::MARC; |
47 |
|
|
push @EXPORT, ( 'marc_template' ); |
48 |
|
|
|
49 |
dpavlin |
10 |
=head1 NAME |
50 |
|
|
|
51 |
dpavlin |
536 |
WebPAC::Normalize - describe normalisaton rules using sets |
52 |
dpavlin |
10 |
|
53 |
|
|
=cut |
54 |
|
|
|
55 |
dpavlin |
1021 |
our $VERSION = '0.35'; |
56 |
dpavlin |
10 |
|
57 |
|
|
=head1 SYNOPSIS |
58 |
|
|
|
59 |
dpavlin |
536 |
This module uses C<conf/normalize/*.pl> files to perform normalisation |
60 |
|
|
from input records using perl functions which are specialized for set |
61 |
|
|
processing. |
62 |
dpavlin |
10 |
|
63 |
dpavlin |
536 |
Sets are implemented as arrays, and normalisation file is valid perl, which |
64 |
|
|
means that you check it's validity before running WebPAC using |
65 |
|
|
C<perl -c normalize.pl>. |
66 |
dpavlin |
15 |
|
67 |
dpavlin |
536 |
Normalisation can generate multiple output normalized data. For now, supported output |
68 |
dpavlin |
912 |
types (on the left side of definition) are: C<search_display>, C<display>, C<search> and |
69 |
dpavlin |
547 |
C<marc>. |
70 |
dpavlin |
15 |
|
71 |
dpavlin |
10 |
=head1 FUNCTIONS |
72 |
|
|
|
73 |
dpavlin |
538 |
Functions which start with C<_> are private and used by WebPAC internally. |
74 |
|
|
All other functions are available for use within normalisation rules. |
75 |
|
|
|
76 |
dpavlin |
536 |
=head2 data_structure |
77 |
dpavlin |
10 |
|
78 |
dpavlin |
536 |
Return data structure |
79 |
dpavlin |
13 |
|
80 |
dpavlin |
538 |
my $ds = WebPAC::Normalize::data_structure( |
81 |
dpavlin |
725 |
lookup => $lookup_hash, |
82 |
dpavlin |
536 |
row => $row, |
83 |
|
|
rules => $normalize_pl_config, |
84 |
dpavlin |
541 |
marc_encoding => 'utf-8', |
85 |
dpavlin |
595 |
config => $config, |
86 |
dpavlin |
736 |
load_row_coderef => sub { |
87 |
dpavlin |
979 |
my ($database,$input,$mfn) = @_; |
88 |
dpavlin |
736 |
$store->load_row( database => $database, input => $input, id => $mfn ); |
89 |
dpavlin |
725 |
}, |
90 |
dpavlin |
13 |
); |
91 |
|
|
|
92 |
dpavlin |
707 |
Options C<row>, C<rules> and C<log> are mandatory while all |
93 |
dpavlin |
540 |
other are optional. |
94 |
|
|
|
95 |
dpavlin |
736 |
C<load_row_coderef> is closure only used when executing lookups, so they will |
96 |
dpavlin |
725 |
die if it's not defined. |
97 |
|
|
|
98 |
dpavlin |
536 |
This function will B<die> if normalizastion can't be evaled. |
99 |
dpavlin |
15 |
|
100 |
dpavlin |
538 |
Since this function isn't exported you have to call it with |
101 |
|
|
C<WebPAC::Normalize::data_structure>. |
102 |
|
|
|
103 |
dpavlin |
10 |
=cut |
104 |
|
|
|
105 |
dpavlin |
736 |
my $load_row_coderef; |
106 |
dpavlin |
725 |
|
107 |
dpavlin |
536 |
sub data_structure { |
108 |
|
|
my $arg = {@_}; |
109 |
dpavlin |
13 |
|
110 |
dpavlin |
536 |
die "need row argument" unless ($arg->{row}); |
111 |
|
|
die "need normalisation argument" unless ($arg->{rules}); |
112 |
dpavlin |
31 |
|
113 |
dpavlin |
730 |
_set_lookup( $arg->{lookup} ) if defined($arg->{lookup}); |
114 |
dpavlin |
983 |
_set_ds( $arg->{row} ); |
115 |
dpavlin |
730 |
_set_config( $arg->{config} ) if defined($arg->{config}); |
116 |
dpavlin |
541 |
_clean_ds( %{ $arg } ); |
117 |
dpavlin |
736 |
$load_row_coderef = $arg->{load_row_coderef}; |
118 |
dpavlin |
725 |
|
119 |
dpavlin |
1011 |
no strict 'subs'; |
120 |
|
|
no warnings 'redefine'; |
121 |
|
|
eval "$arg->{rules};"; |
122 |
dpavlin |
536 |
die "error evaling $arg->{rules}: $@\n" if ($@); |
123 |
dpavlin |
540 |
|
124 |
dpavlin |
538 |
return _get_ds(); |
125 |
dpavlin |
10 |
} |
126 |
|
|
|
127 |
dpavlin |
983 |
=head2 _set_ds |
128 |
dpavlin |
13 |
|
129 |
dpavlin |
536 |
Set current record hash |
130 |
dpavlin |
433 |
|
131 |
dpavlin |
983 |
_set_ds( $rec ); |
132 |
dpavlin |
433 |
|
133 |
|
|
=cut |
134 |
|
|
|
135 |
dpavlin |
536 |
my $rec; |
136 |
dpavlin |
433 |
|
137 |
dpavlin |
983 |
sub _set_ds { |
138 |
dpavlin |
536 |
$rec = shift or die "no record hash"; |
139 |
dpavlin |
433 |
} |
140 |
|
|
|
141 |
dpavlin |
1021 |
=head2 |
142 |
|
|
|
143 |
|
|
my $rec = _get_rec(); |
144 |
|
|
|
145 |
|
|
=cut |
146 |
|
|
|
147 |
|
|
sub _get_rec { $rec }; |
148 |
|
|
|
149 |
dpavlin |
595 |
=head2 _set_config |
150 |
|
|
|
151 |
|
|
Set current config hash |
152 |
|
|
|
153 |
|
|
_set_config( $config ); |
154 |
|
|
|
155 |
|
|
Magic keys are: |
156 |
|
|
|
157 |
|
|
=over 4 |
158 |
|
|
|
159 |
|
|
=item _ |
160 |
|
|
|
161 |
|
|
Code of current database |
162 |
|
|
|
163 |
|
|
=item _mfn |
164 |
|
|
|
165 |
|
|
Current MFN |
166 |
|
|
|
167 |
|
|
=back |
168 |
|
|
|
169 |
|
|
=cut |
170 |
|
|
|
171 |
|
|
my $config; |
172 |
|
|
|
173 |
|
|
sub _set_config { |
174 |
|
|
$config = shift; |
175 |
|
|
} |
176 |
|
|
|
177 |
dpavlin |
538 |
=head2 _get_ds |
178 |
|
|
|
179 |
|
|
Return hash formatted as data structure |
180 |
|
|
|
181 |
|
|
my $ds = _get_ds(); |
182 |
|
|
|
183 |
|
|
=cut |
184 |
|
|
|
185 |
dpavlin |
812 |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $marc_leader); |
186 |
dpavlin |
574 |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
187 |
dpavlin |
538 |
|
188 |
|
|
sub _get_ds { |
189 |
dpavlin |
982 |
#warn "## out = ",dump($out); |
190 |
dpavlin |
538 |
return $out; |
191 |
|
|
} |
192 |
|
|
|
193 |
|
|
=head2 _clean_ds |
194 |
|
|
|
195 |
|
|
Clean data structure hash for next record |
196 |
|
|
|
197 |
|
|
_clean_ds(); |
198 |
|
|
|
199 |
|
|
=cut |
200 |
|
|
|
201 |
|
|
sub _clean_ds { |
202 |
dpavlin |
541 |
my $a = {@_}; |
203 |
dpavlin |
812 |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $marc_leader) = (); |
204 |
dpavlin |
574 |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
205 |
dpavlin |
541 |
$marc_encoding = $a->{marc_encoding}; |
206 |
dpavlin |
538 |
} |
207 |
|
|
|
208 |
|
|
=head2 _set_lookup |
209 |
|
|
|
210 |
|
|
Set current lookup hash |
211 |
|
|
|
212 |
|
|
_set_lookup( $lookup ); |
213 |
|
|
|
214 |
|
|
=cut |
215 |
|
|
|
216 |
|
|
my $lookup; |
217 |
|
|
|
218 |
|
|
sub _set_lookup { |
219 |
|
|
$lookup = shift; |
220 |
|
|
} |
221 |
|
|
|
222 |
dpavlin |
707 |
=head2 _get_lookup |
223 |
|
|
|
224 |
|
|
Get current lookup hash |
225 |
|
|
|
226 |
|
|
my $lookup = _get_lookup(); |
227 |
|
|
|
228 |
|
|
=cut |
229 |
|
|
|
230 |
|
|
sub _get_lookup { |
231 |
|
|
return $lookup; |
232 |
|
|
} |
233 |
|
|
|
234 |
dpavlin |
736 |
=head2 _set_load_row |
235 |
dpavlin |
725 |
|
236 |
|
|
Setup code reference which will return L<data_structure> from |
237 |
|
|
L<WebPAC::Store> |
238 |
|
|
|
239 |
dpavlin |
736 |
_set_load_row(sub { |
240 |
dpavlin |
725 |
my ($database,$input,$mfn) = @_; |
241 |
dpavlin |
736 |
$store->load_row( database => $database, input => $input, id => $mfn ); |
242 |
dpavlin |
725 |
}); |
243 |
|
|
|
244 |
|
|
=cut |
245 |
|
|
|
246 |
dpavlin |
736 |
sub _set_load_row { |
247 |
dpavlin |
725 |
my $coderef = shift; |
248 |
|
|
confess "argument isn't CODE" unless ref($coderef) eq 'CODE'; |
249 |
|
|
|
250 |
dpavlin |
736 |
$load_row_coderef = $coderef; |
251 |
dpavlin |
725 |
} |
252 |
|
|
|
253 |
dpavlin |
547 |
=head2 _get_marc_fields |
254 |
dpavlin |
540 |
|
255 |
dpavlin |
547 |
Get all fields defined by calls to C<marc> |
256 |
dpavlin |
540 |
|
257 |
dpavlin |
547 |
$marc->add_fields( WebPAC::Normalize:_get_marc_fields() ); |
258 |
dpavlin |
540 |
|
259 |
dpavlin |
543 |
We are using I<magic> which detect repeatable fields only from |
260 |
|
|
sequence of field/subfield data generated by normalization. |
261 |
|
|
|
262 |
dpavlin |
554 |
Repeatable field is created when there is second occurence of same subfield or |
263 |
|
|
if any of indicators are different. |
264 |
dpavlin |
543 |
|
265 |
dpavlin |
554 |
This is sane for most cases. Something like: |
266 |
dpavlin |
543 |
|
267 |
dpavlin |
554 |
900a-1 900b-1 900c-1 |
268 |
|
|
900a-2 900b-2 |
269 |
|
|
900a-3 |
270 |
|
|
|
271 |
|
|
will be created from any combination of: |
272 |
|
|
|
273 |
|
|
900a-1 900a-2 900a-3 900b-1 900b-2 900c-1 |
274 |
|
|
|
275 |
|
|
and following rules: |
276 |
|
|
|
277 |
|
|
marc('900','a', rec('200','a') ); |
278 |
|
|
marc('900','b', rec('200','b') ); |
279 |
|
|
marc('900','c', rec('200','c') ); |
280 |
|
|
|
281 |
|
|
which might not be what you have in mind. If you need repeatable subfield, |
282 |
|
|
define it using C<marc_repeatable_subfield> like this: |
283 |
|
|
|
284 |
dpavlin |
574 |
marc_repeatable_subfield('900','a'); |
285 |
|
|
marc('900','a', rec('200','a') ); |
286 |
|
|
marc('900','b', rec('200','b') ); |
287 |
|
|
marc('900','c', rec('200','c') ); |
288 |
dpavlin |
554 |
|
289 |
dpavlin |
574 |
will create: |
290 |
|
|
|
291 |
|
|
900a-1 900a-2 900a-3 900b-1 900c-1 |
292 |
|
|
900b-2 |
293 |
|
|
|
294 |
|
|
There is also support for returning next or specific using: |
295 |
|
|
|
296 |
|
|
while (my $mf = WebPAC::Normalize:_get_marc_fields( fetch_next => 1 ) ) { |
297 |
|
|
# do something with $mf |
298 |
|
|
} |
299 |
|
|
|
300 |
|
|
will always return fields from next MARC record or |
301 |
|
|
|
302 |
|
|
my $mf = WebPAC::Normalize::_get_marc_fields( offset => 42 ); |
303 |
|
|
|
304 |
|
|
will return 42th copy record (if it exists). |
305 |
|
|
|
306 |
dpavlin |
540 |
=cut |
307 |
|
|
|
308 |
dpavlin |
813 |
my $fetch_pos; |
309 |
|
|
|
310 |
dpavlin |
547 |
sub _get_marc_fields { |
311 |
dpavlin |
550 |
|
312 |
dpavlin |
574 |
my $arg = {@_}; |
313 |
|
|
warn "### _get_marc_fields arg: ", dump($arg), $/ if ($debug > 2); |
314 |
dpavlin |
813 |
$fetch_pos = $marc_fetch_offset; |
315 |
dpavlin |
574 |
if ($arg->{offset}) { |
316 |
dpavlin |
813 |
$fetch_pos = $arg->{offset}; |
317 |
dpavlin |
574 |
} elsif($arg->{fetch_next}) { |
318 |
|
|
$marc_fetch_offset++; |
319 |
|
|
} |
320 |
dpavlin |
550 |
|
321 |
dpavlin |
574 |
return if (! $marc_record || ref($marc_record) ne 'ARRAY'); |
322 |
|
|
|
323 |
|
|
warn "### full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 2); |
324 |
|
|
|
325 |
dpavlin |
813 |
my $marc_rec = $marc_record->[ $fetch_pos ]; |
326 |
dpavlin |
574 |
|
327 |
dpavlin |
813 |
warn "## _get_marc_fields (at offset: $fetch_pos) -- marc_record = ", dump( @$marc_rec ), $/ if ($debug > 1); |
328 |
dpavlin |
574 |
|
329 |
|
|
return if (! $marc_rec || ref($marc_rec) ne 'ARRAY' || $#{ $marc_rec } < 0); |
330 |
|
|
|
331 |
dpavlin |
550 |
# first, sort all existing fields |
332 |
|
|
# XXX might not be needed, but modern perl might randomize elements in hash |
333 |
|
|
my @sorted_marc_record = sort { |
334 |
dpavlin |
572 |
$a->[0] . ( $a->[3] || '' ) cmp $b->[0] . ( $b->[3] || '') |
335 |
dpavlin |
574 |
} @{ $marc_rec }; |
336 |
dpavlin |
550 |
|
337 |
dpavlin |
574 |
@sorted_marc_record = @{ $marc_rec }; ### FIXME disable sorting |
338 |
dpavlin |
562 |
|
339 |
dpavlin |
550 |
# output marc fields |
340 |
dpavlin |
542 |
my @m; |
341 |
dpavlin |
550 |
|
342 |
|
|
# count unique field-subfields (used for offset when walking to next subfield) |
343 |
|
|
my $u; |
344 |
dpavlin |
572 |
map { $u->{ $_->[0] . ( $_->[3] || '') }++ } @sorted_marc_record; |
345 |
dpavlin |
550 |
|
346 |
|
|
if ($debug) { |
347 |
dpavlin |
574 |
warn "## marc_repeatable_subfield = ", dump( $marc_repeatable_subfield ), $/ if ( $marc_repeatable_subfield ); |
348 |
dpavlin |
813 |
warn "## marc_record[$fetch_pos] = ", dump( $marc_rec ), $/; |
349 |
dpavlin |
574 |
warn "## sorted_marc_record = ", dump( \@sorted_marc_record ), $/; |
350 |
|
|
warn "## subfield count = ", dump( $u ), $/; |
351 |
dpavlin |
550 |
} |
352 |
|
|
|
353 |
|
|
my $len = $#sorted_marc_record; |
354 |
|
|
my $visited; |
355 |
|
|
my $i = 0; |
356 |
|
|
my $field; |
357 |
|
|
|
358 |
|
|
foreach ( 0 .. $len ) { |
359 |
|
|
|
360 |
|
|
# find next element which isn't visited |
361 |
|
|
while ($visited->{$i}) { |
362 |
|
|
$i = ($i + 1) % ($len + 1); |
363 |
dpavlin |
542 |
} |
364 |
|
|
|
365 |
dpavlin |
550 |
# mark it visited |
366 |
|
|
$visited->{$i}++; |
367 |
|
|
|
368 |
dpavlin |
574 |
my $row = dclone( $sorted_marc_record[$i] ); |
369 |
dpavlin |
550 |
|
370 |
|
|
# field and subfield which is key for |
371 |
|
|
# marc_repeatable_subfield and u |
372 |
dpavlin |
572 |
my $fsf = $row->[0] . ( $row->[3] || '' ); |
373 |
dpavlin |
550 |
|
374 |
|
|
if ($debug > 1) { |
375 |
|
|
|
376 |
|
|
print "### field so far [", $#$field, "] : ", dump( $field ), " ", $field ? 'T' : 'F', $/; |
377 |
|
|
print "### this [$i]: ", dump( $row ),$/; |
378 |
|
|
print "### sf: ", $row->[3], " vs ", $field->[3], |
379 |
|
|
$marc_repeatable_subfield->{ $row->[0] . $row->[3] } ? ' (repeatable)' : '', $/, |
380 |
|
|
if ($#$field >= 0); |
381 |
|
|
|
382 |
|
|
} |
383 |
|
|
|
384 |
|
|
# if field exists |
385 |
|
|
if ( $#$field >= 0 ) { |
386 |
|
|
if ( |
387 |
|
|
$row->[0] ne $field->[0] || # field |
388 |
|
|
$row->[1] ne $field->[1] || # i1 |
389 |
|
|
$row->[2] ne $field->[2] # i2 |
390 |
|
|
) { |
391 |
|
|
push @m, $field; |
392 |
|
|
warn "## saved/1 ", dump( $field ),$/ if ($debug); |
393 |
|
|
$field = $row; |
394 |
|
|
|
395 |
|
|
} elsif ( |
396 |
|
|
( $row->[3] lt $field->[-2] ) # subfield which is not next (e.g. a after c) |
397 |
|
|
|| |
398 |
|
|
( $row->[3] eq $field->[-2] && # same subfield, but not repeatable |
399 |
|
|
! $marc_repeatable_subfield->{ $fsf } |
400 |
|
|
) |
401 |
|
|
) { |
402 |
|
|
push @m, $field; |
403 |
|
|
warn "## saved/2 ", dump( $field ),$/ if ($debug); |
404 |
|
|
$field = $row; |
405 |
|
|
|
406 |
|
|
} else { |
407 |
|
|
# append new subfields to existing field |
408 |
|
|
push @$field, ( $row->[3], $row->[4] ); |
409 |
|
|
} |
410 |
|
|
} else { |
411 |
|
|
# insert first field |
412 |
|
|
$field = $row; |
413 |
|
|
} |
414 |
|
|
|
415 |
|
|
if (! $marc_repeatable_subfield->{ $fsf }) { |
416 |
|
|
# make step to next subfield |
417 |
|
|
$i = ($i + $u->{ $fsf } ) % ($len + 1); |
418 |
|
|
} |
419 |
dpavlin |
542 |
} |
420 |
|
|
|
421 |
dpavlin |
550 |
if ($#$field >= 0) { |
422 |
|
|
push @m, $field; |
423 |
|
|
warn "## saved/3 ", dump( $field ),$/ if ($debug); |
424 |
|
|
} |
425 |
dpavlin |
542 |
|
426 |
dpavlin |
579 |
return \@m; |
427 |
dpavlin |
540 |
} |
428 |
|
|
|
429 |
dpavlin |
813 |
=head2 _get_marc_leader |
430 |
|
|
|
431 |
|
|
Return leader from currently fetched record by L</_get_marc_fields> |
432 |
|
|
|
433 |
|
|
print WebPAC::Normalize::_get_marc_leader(); |
434 |
|
|
|
435 |
|
|
=cut |
436 |
|
|
|
437 |
|
|
sub _get_marc_leader { |
438 |
|
|
die "no fetch_pos, did you called _get_marc_fields first?" unless ( defined( $fetch_pos ) ); |
439 |
|
|
return $marc_leader->[ $fetch_pos ]; |
440 |
|
|
} |
441 |
|
|
|
442 |
dpavlin |
554 |
=head2 _debug |
443 |
|
|
|
444 |
|
|
Change level of debug warnings |
445 |
|
|
|
446 |
|
|
_debug( 2 ); |
447 |
|
|
|
448 |
|
|
=cut |
449 |
|
|
|
450 |
|
|
sub _debug { |
451 |
|
|
my $l = shift; |
452 |
|
|
return $debug unless defined($l); |
453 |
dpavlin |
568 |
warn "debug level $l",$/ if ($l > 0); |
454 |
dpavlin |
554 |
$debug = $l; |
455 |
|
|
} |
456 |
|
|
|
457 |
dpavlin |
540 |
=head1 Functions to create C<data_structure> |
458 |
|
|
|
459 |
|
|
Those functions generally have to first in your normalization file. |
460 |
|
|
|
461 |
dpavlin |
912 |
=head2 search_display |
462 |
dpavlin |
433 |
|
463 |
dpavlin |
912 |
Define output for L<search> and L<display> at the same time |
464 |
dpavlin |
433 |
|
465 |
dpavlin |
912 |
search_display('Title', rec('200','a') ); |
466 |
dpavlin |
13 |
|
467 |
|
|
|
468 |
|
|
=cut |
469 |
|
|
|
470 |
dpavlin |
912 |
sub search_display { |
471 |
|
|
my $name = shift or die "search_display needs name as first argument"; |
472 |
dpavlin |
536 |
my @o = grep { defined($_) && $_ ne '' } @_; |
473 |
|
|
return unless (@o); |
474 |
|
|
$out->{$name}->{search} = \@o; |
475 |
|
|
$out->{$name}->{display} = \@o; |
476 |
|
|
} |
477 |
dpavlin |
13 |
|
478 |
dpavlin |
915 |
=head2 tag |
479 |
|
|
|
480 |
|
|
Old name for L<search_display>, but supported |
481 |
|
|
|
482 |
|
|
=cut |
483 |
|
|
|
484 |
|
|
sub tag { |
485 |
|
|
search_display( @_ ); |
486 |
|
|
} |
487 |
|
|
|
488 |
dpavlin |
536 |
=head2 display |
489 |
dpavlin |
13 |
|
490 |
dpavlin |
912 |
Define output just for I<display> |
491 |
dpavlin |
125 |
|
492 |
dpavlin |
536 |
@v = display('Title', rec('200','a') ); |
493 |
dpavlin |
125 |
|
494 |
dpavlin |
536 |
=cut |
495 |
dpavlin |
125 |
|
496 |
dpavlin |
923 |
sub _field { |
497 |
|
|
my $type = shift or confess "need type -- BUG?"; |
498 |
|
|
my $name = shift or confess "needs name as first argument"; |
499 |
dpavlin |
536 |
my @o = grep { defined($_) && $_ ne '' } @_; |
500 |
|
|
return unless (@o); |
501 |
dpavlin |
923 |
$out->{$name}->{$type} = \@o; |
502 |
dpavlin |
536 |
} |
503 |
dpavlin |
13 |
|
504 |
dpavlin |
923 |
sub display { _field( 'display', @_ ) } |
505 |
|
|
|
506 |
dpavlin |
536 |
=head2 search |
507 |
dpavlin |
13 |
|
508 |
dpavlin |
536 |
Prepare values just for I<search> |
509 |
dpavlin |
13 |
|
510 |
dpavlin |
536 |
@v = search('Title', rec('200','a') ); |
511 |
dpavlin |
433 |
|
512 |
dpavlin |
536 |
=cut |
513 |
dpavlin |
13 |
|
514 |
dpavlin |
923 |
sub search { _field( 'search', @_ ) } |
515 |
dpavlin |
13 |
|
516 |
dpavlin |
923 |
=head2 sorted |
517 |
|
|
|
518 |
|
|
Insert into lists which will be automatically sorted |
519 |
|
|
|
520 |
|
|
sorted('Title', rec('200','a') ); |
521 |
|
|
|
522 |
|
|
=cut |
523 |
|
|
|
524 |
|
|
sub sorted { _field( 'sorted', @_ ) } |
525 |
|
|
|
526 |
|
|
|
527 |
dpavlin |
564 |
=head2 marc_leader |
528 |
|
|
|
529 |
|
|
Setup fields within MARC leader or get leader |
530 |
|
|
|
531 |
|
|
marc_leader('05','c'); |
532 |
|
|
my $leader = marc_leader(); |
533 |
|
|
|
534 |
|
|
=cut |
535 |
|
|
|
536 |
|
|
sub marc_leader { |
537 |
|
|
my ($offset,$value) = @_; |
538 |
|
|
|
539 |
|
|
if ($offset) { |
540 |
dpavlin |
813 |
$marc_leader->[ $marc_record_offset ]->{ $offset } = $value; |
541 |
dpavlin |
564 |
} else { |
542 |
dpavlin |
813 |
|
543 |
|
|
if (defined($marc_leader)) { |
544 |
|
|
die "marc_leader not array = ", dump( $marc_leader ) unless (ref($marc_leader) eq 'ARRAY'); |
545 |
|
|
return $marc_leader->[ $marc_record_offset ]; |
546 |
|
|
} else { |
547 |
|
|
return; |
548 |
|
|
} |
549 |
dpavlin |
564 |
} |
550 |
|
|
} |
551 |
|
|
|
552 |
dpavlin |
815 |
=head2 marc_fixed |
553 |
|
|
|
554 |
|
|
Create control/indentifier fields with values in fixed positions |
555 |
|
|
|
556 |
|
|
marc_fixed('008', 00, '070402'); |
557 |
|
|
marc_fixed('008', 39, '|'); |
558 |
|
|
|
559 |
|
|
Positions not specified will be filled with spaces (C<0x20>). |
560 |
|
|
|
561 |
|
|
There will be no effort to extend last specified value to full length of |
562 |
|
|
field in standard. |
563 |
|
|
|
564 |
|
|
=cut |
565 |
|
|
|
566 |
|
|
sub marc_fixed { |
567 |
|
|
my ($f, $pos, $val) = @_; |
568 |
|
|
die "need marc(field, position, value)" unless defined($f) && defined($pos); |
569 |
|
|
|
570 |
dpavlin |
889 |
confess "need val" unless defined $val; |
571 |
|
|
|
572 |
dpavlin |
815 |
my $update = 0; |
573 |
|
|
|
574 |
|
|
map { |
575 |
|
|
if ($_->[0] eq $f) { |
576 |
|
|
my $old = $_->[1]; |
577 |
dpavlin |
889 |
if (length($old) <= $pos) { |
578 |
dpavlin |
815 |
$_->[1] .= ' ' x ( $pos - length($old) ) . $val; |
579 |
dpavlin |
817 |
warn "## marc_fixed($f,$pos,'$val') append '$old' -> '$_->[1]'\n" if ($debug > 1); |
580 |
dpavlin |
815 |
} else { |
581 |
|
|
$_->[1] = substr($old, 0, $pos) . $val . substr($old, $pos + length($val)); |
582 |
dpavlin |
817 |
warn "## marc_fixed($f,$pos,'$val') update '$old' -> '$_->[1]'\n" if ($debug > 1); |
583 |
dpavlin |
815 |
} |
584 |
|
|
$update++; |
585 |
|
|
} |
586 |
|
|
} @{ $marc_record->[ $marc_record_offset ] }; |
587 |
|
|
|
588 |
|
|
if (! $update) { |
589 |
|
|
my $v = ' ' x $pos . $val; |
590 |
|
|
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $v ]; |
591 |
dpavlin |
817 |
warn "## marc_fixed($f,$pos,'val') created '$v'\n" if ($debug > 1); |
592 |
dpavlin |
815 |
} |
593 |
|
|
} |
594 |
|
|
|
595 |
dpavlin |
547 |
=head2 marc |
596 |
dpavlin |
540 |
|
597 |
|
|
Save value for MARC field |
598 |
|
|
|
599 |
dpavlin |
547 |
marc('900','a', rec('200','a') ); |
600 |
dpavlin |
571 |
marc('001', rec('000') ); |
601 |
dpavlin |
540 |
|
602 |
|
|
=cut |
603 |
|
|
|
604 |
dpavlin |
547 |
sub marc { |
605 |
|
|
my $f = shift or die "marc needs field"; |
606 |
|
|
die "marc field must be numer" unless ($f =~ /^\d+$/); |
607 |
dpavlin |
540 |
|
608 |
dpavlin |
571 |
my $sf; |
609 |
|
|
if ($f >= 10) { |
610 |
|
|
$sf = shift or die "marc needs subfield"; |
611 |
|
|
} |
612 |
dpavlin |
540 |
|
613 |
dpavlin |
541 |
foreach (@_) { |
614 |
|
|
my $v = $_; # make var read-write for Encode |
615 |
dpavlin |
543 |
next unless (defined($v) && $v !~ /^\s*$/); |
616 |
dpavlin |
548 |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
617 |
dpavlin |
571 |
if (defined $sf) { |
618 |
dpavlin |
574 |
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $i1, $i2, $sf => $v ]; |
619 |
dpavlin |
571 |
} else { |
620 |
dpavlin |
574 |
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $v ]; |
621 |
dpavlin |
571 |
} |
622 |
dpavlin |
540 |
} |
623 |
|
|
} |
624 |
|
|
|
625 |
dpavlin |
547 |
=head2 marc_repeatable_subfield |
626 |
|
|
|
627 |
|
|
Save values for MARC repetable subfield |
628 |
|
|
|
629 |
|
|
marc_repeatable_subfield('910', 'z', rec('909') ); |
630 |
|
|
|
631 |
|
|
=cut |
632 |
|
|
|
633 |
|
|
sub marc_repeatable_subfield { |
634 |
dpavlin |
550 |
my ($f,$sf) = @_; |
635 |
|
|
die "marc_repeatable_subfield need field and subfield!\n" unless ($f && $sf); |
636 |
|
|
$marc_repeatable_subfield->{ $f . $sf }++; |
637 |
dpavlin |
547 |
marc(@_); |
638 |
|
|
} |
639 |
|
|
|
640 |
|
|
=head2 marc_indicators |
641 |
|
|
|
642 |
|
|
Set both indicators for MARC field |
643 |
|
|
|
644 |
|
|
marc_indicators('900', ' ', 1); |
645 |
|
|
|
646 |
|
|
Any indicator value other than C<0-9> will be treated as undefined. |
647 |
|
|
|
648 |
|
|
=cut |
649 |
|
|
|
650 |
|
|
sub marc_indicators { |
651 |
|
|
my $f = shift || die "marc_indicators need field!\n"; |
652 |
|
|
my ($i1,$i2) = @_; |
653 |
|
|
die "marc_indicators($f, ...) need i1!\n" unless(defined($i1)); |
654 |
|
|
die "marc_indicators($f, $i1, ...) need i2!\n" unless(defined($i2)); |
655 |
|
|
|
656 |
|
|
$i1 = ' ' if ($i1 !~ /^\d$/); |
657 |
|
|
$i2 = ' ' if ($i2 !~ /^\d$/); |
658 |
dpavlin |
548 |
@{ $marc_indicators->{$f} } = ($i1,$i2); |
659 |
dpavlin |
547 |
} |
660 |
|
|
|
661 |
dpavlin |
562 |
=head2 marc_compose |
662 |
dpavlin |
547 |
|
663 |
dpavlin |
562 |
Save values for each MARC subfield explicitly |
664 |
|
|
|
665 |
|
|
marc_compose('900', |
666 |
|
|
'a', rec('200','a') |
667 |
|
|
'b', rec('201','a') |
668 |
|
|
'a', rec('200','b') |
669 |
|
|
'c', rec('200','c') |
670 |
|
|
); |
671 |
|
|
|
672 |
dpavlin |
603 |
If you specify C<+> for subfield, value will be appended |
673 |
|
|
to previous defined subfield. |
674 |
|
|
|
675 |
dpavlin |
562 |
=cut |
676 |
|
|
|
677 |
|
|
sub marc_compose { |
678 |
|
|
my $f = shift or die "marc_compose needs field"; |
679 |
|
|
die "marc_compose field must be numer" unless ($f =~ /^\d+$/); |
680 |
|
|
|
681 |
|
|
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
682 |
|
|
my $m = [ $f, $i1, $i2 ]; |
683 |
|
|
|
684 |
dpavlin |
583 |
warn "### marc_compose input subfields = ", dump(@_),$/ if ($debug > 2); |
685 |
|
|
|
686 |
dpavlin |
619 |
if ($#_ % 2 != 1) { |
687 |
|
|
die "ERROR: marc_compose",dump($f,@_)," not valid (must be even).\nDo you need to add first() or join() around some argument?\n"; |
688 |
|
|
} |
689 |
|
|
|
690 |
dpavlin |
562 |
while (@_) { |
691 |
dpavlin |
619 |
my $sf = shift; |
692 |
dpavlin |
565 |
my $v = shift; |
693 |
dpavlin |
562 |
|
694 |
|
|
next unless (defined($v) && $v !~ /^\s*$/); |
695 |
dpavlin |
568 |
warn "## ++ marc_compose($f,$sf,$v) ", dump( $m ),$/ if ($debug > 1); |
696 |
dpavlin |
603 |
if ($sf ne '+') { |
697 |
|
|
push @$m, ( $sf, $v ); |
698 |
|
|
} else { |
699 |
|
|
$m->[ $#$m ] .= $v; |
700 |
|
|
} |
701 |
dpavlin |
562 |
} |
702 |
|
|
|
703 |
dpavlin |
586 |
warn "## marc_compose current marc = ", dump( $m ),$/ if ($debug > 1); |
704 |
dpavlin |
562 |
|
705 |
dpavlin |
574 |
push @{ $marc_record->[ $marc_record_offset ] }, $m if ($#{$m} > 2); |
706 |
dpavlin |
562 |
} |
707 |
|
|
|
708 |
dpavlin |
574 |
=head2 marc_duplicate |
709 |
dpavlin |
562 |
|
710 |
dpavlin |
574 |
Generate copy of current MARC record and continue working on copy |
711 |
|
|
|
712 |
|
|
marc_duplicate(); |
713 |
|
|
|
714 |
|
|
Copies can be accessed using C<< _get_marc_fields( fetch_next => 1 ) >> or |
715 |
|
|
C<< _get_marc_fields( offset => 42 ) >>. |
716 |
|
|
|
717 |
|
|
=cut |
718 |
|
|
|
719 |
|
|
sub marc_duplicate { |
720 |
|
|
my $m = $marc_record->[ -1 ]; |
721 |
|
|
die "can't duplicate record which isn't defined" unless ($m); |
722 |
|
|
push @{ $marc_record }, dclone( $m ); |
723 |
dpavlin |
813 |
push @{ $marc_leader }, dclone( marc_leader() ); |
724 |
|
|
warn "## marc_duplicate = ", dump(@$marc_leader, @$marc_record), $/ if ($debug > 1); |
725 |
dpavlin |
574 |
$marc_record_offset = $#{ $marc_record }; |
726 |
|
|
warn "## marc_record_offset = $marc_record_offset", $/ if ($debug > 1); |
727 |
dpavlin |
813 |
|
728 |
dpavlin |
574 |
} |
729 |
|
|
|
730 |
|
|
=head2 marc_remove |
731 |
|
|
|
732 |
|
|
Remove some field or subfield from MARC record. |
733 |
|
|
|
734 |
|
|
marc_remove('200'); |
735 |
|
|
marc_remove('200','a'); |
736 |
|
|
|
737 |
|
|
This will erase field C<200> or C<200^a> from current MARC record. |
738 |
|
|
|
739 |
dpavlin |
786 |
marc_remove('*'); |
740 |
|
|
|
741 |
|
|
Will remove all fields in current MARC record. |
742 |
|
|
|
743 |
dpavlin |
574 |
This is useful after calling C<marc_duplicate> or on it's own (but, you |
744 |
|
|
should probably just remove that subfield definition if you are not |
745 |
|
|
using C<marc_duplicate>). |
746 |
|
|
|
747 |
|
|
FIXME: support fields < 10. |
748 |
|
|
|
749 |
|
|
=cut |
750 |
|
|
|
751 |
|
|
sub marc_remove { |
752 |
|
|
my ($f, $sf) = @_; |
753 |
|
|
|
754 |
|
|
die "marc_remove needs record number" unless defined($f); |
755 |
|
|
|
756 |
|
|
my $marc = $marc_record->[ $marc_record_offset ]; |
757 |
|
|
|
758 |
|
|
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
759 |
|
|
|
760 |
dpavlin |
786 |
if ($f eq '*') { |
761 |
|
|
|
762 |
|
|
delete( $marc_record->[ $marc_record_offset ] ); |
763 |
dpavlin |
788 |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
764 |
dpavlin |
786 |
|
765 |
|
|
} else { |
766 |
|
|
|
767 |
|
|
my $i = 0; |
768 |
|
|
foreach ( 0 .. $#{ $marc } ) { |
769 |
|
|
last unless (defined $marc->[$i]); |
770 |
|
|
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
771 |
|
|
if ($marc->[$i]->[0] eq $f) { |
772 |
|
|
if (! defined $sf) { |
773 |
|
|
# remove whole field |
774 |
|
|
splice @$marc, $i, 1; |
775 |
|
|
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
776 |
|
|
$i--; |
777 |
|
|
} else { |
778 |
|
|
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
779 |
|
|
my $o = ($j * 2) + 3; |
780 |
|
|
if ($marc->[$i]->[$o] eq $sf) { |
781 |
|
|
# remove subfield |
782 |
|
|
splice @{$marc->[$i]}, $o, 2; |
783 |
|
|
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
784 |
|
|
# is record now empty? |
785 |
|
|
if ($#{ $marc->[$i] } == 2) { |
786 |
|
|
splice @$marc, $i, 1; |
787 |
|
|
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
788 |
|
|
$i--; |
789 |
|
|
}; |
790 |
|
|
} |
791 |
dpavlin |
574 |
} |
792 |
|
|
} |
793 |
|
|
} |
794 |
dpavlin |
786 |
$i++; |
795 |
dpavlin |
574 |
} |
796 |
dpavlin |
786 |
|
797 |
|
|
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
798 |
|
|
|
799 |
|
|
$marc_record->[ $marc_record_offset ] = $marc; |
800 |
dpavlin |
574 |
} |
801 |
|
|
|
802 |
|
|
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
803 |
|
|
} |
804 |
|
|
|
805 |
dpavlin |
604 |
=head2 marc_original_order |
806 |
|
|
|
807 |
|
|
Copy all subfields preserving original order to marc field. |
808 |
|
|
|
809 |
dpavlin |
616 |
marc_original_order( marc_field_number, original_input_field_number ); |
810 |
dpavlin |
604 |
|
811 |
dpavlin |
616 |
Please note that field numbers are consistent with other commands (marc |
812 |
|
|
field number first), but somewhat counter-intuitive (destination and then |
813 |
|
|
source). |
814 |
|
|
|
815 |
dpavlin |
604 |
You might want to use this command if you are just renaming subfields or |
816 |
|
|
using pre-processing modify_record in C<config.yml> and don't need any |
817 |
|
|
post-processing or want to preserve order of original subfields. |
818 |
|
|
|
819 |
dpavlin |
616 |
|
820 |
dpavlin |
604 |
=cut |
821 |
|
|
|
822 |
|
|
sub marc_original_order { |
823 |
|
|
|
824 |
dpavlin |
616 |
my ($to, $from) = @_; |
825 |
dpavlin |
604 |
die "marc_original_order needs from and to fields\n" unless ($from && $to); |
826 |
|
|
|
827 |
dpavlin |
616 |
return unless defined($rec->{$from}); |
828 |
|
|
|
829 |
|
|
my $r = $rec->{$from}; |
830 |
dpavlin |
1017 |
die "record field $from isn't array ",dump( $rec ) unless (ref($r) eq 'ARRAY'); |
831 |
dpavlin |
604 |
|
832 |
|
|
my ($i1,$i2) = defined($marc_indicators->{$to}) ? @{ $marc_indicators->{$to} } : (' ',' '); |
833 |
dpavlin |
616 |
warn "## marc_original_order($to,$from) source = ", dump( $r ),$/ if ($debug > 1); |
834 |
dpavlin |
604 |
|
835 |
|
|
foreach my $d (@$r) { |
836 |
|
|
|
837 |
dpavlin |
605 |
if (! defined($d->{subfields}) && ref($d->{subfields}) ne 'ARRAY') { |
838 |
dpavlin |
616 |
warn "# marc_original_order($to,$from): field $from doesn't have subfields specification\n"; |
839 |
dpavlin |
605 |
next; |
840 |
|
|
} |
841 |
|
|
|
842 |
dpavlin |
604 |
my @sfs = @{ $d->{subfields} }; |
843 |
|
|
|
844 |
|
|
die "field $from doesn't have even number of subfields specifications\n" unless($#sfs % 2 == 1); |
845 |
|
|
|
846 |
dpavlin |
618 |
warn "#--> d: ",dump($d), "\n#--> sfs: ",dump(@sfs),$/ if ($debug > 2); |
847 |
dpavlin |
604 |
|
848 |
|
|
my $m = [ $to, $i1, $i2 ]; |
849 |
|
|
|
850 |
|
|
while (my $sf = shift @sfs) { |
851 |
dpavlin |
618 |
|
852 |
|
|
warn "#--> sf: ",dump($sf), $/ if ($debug > 2); |
853 |
dpavlin |
604 |
my $offset = shift @sfs; |
854 |
|
|
die "corrupted sufields specification for field $from\n" unless defined($offset); |
855 |
|
|
|
856 |
|
|
my $v; |
857 |
|
|
if (ref($d->{$sf}) eq 'ARRAY') { |
858 |
|
|
$v = $d->{$sf}->[$offset] if (defined($d->{$sf}->[$offset])); |
859 |
|
|
} elsif ($offset == 0) { |
860 |
|
|
$v = $d->{$sf}; |
861 |
|
|
} else { |
862 |
|
|
die "field $from subfield '$sf' need occurence $offset which doesn't exist", dump($d->{$sf}); |
863 |
|
|
} |
864 |
|
|
push @$m, ( $sf, $v ) if (defined($v)); |
865 |
|
|
} |
866 |
|
|
|
867 |
|
|
if ($#{$m} > 2) { |
868 |
|
|
push @{ $marc_record->[ $marc_record_offset ] }, $m; |
869 |
|
|
} |
870 |
|
|
} |
871 |
|
|
|
872 |
|
|
warn "## marc_record = ", dump( $marc_record ),$/ if ($debug > 1); |
873 |
|
|
} |
874 |
|
|
|
875 |
dpavlin |
1013 |
|
876 |
dpavlin |
813 |
=head2 marc_count |
877 |
dpavlin |
604 |
|
878 |
dpavlin |
813 |
Return number of MARC records created using L</marc_duplicate>. |
879 |
|
|
|
880 |
|
|
print "created ", marc_count(), " records"; |
881 |
|
|
|
882 |
|
|
=cut |
883 |
|
|
|
884 |
|
|
sub marc_count { |
885 |
|
|
return $#{ $marc_record }; |
886 |
|
|
} |
887 |
|
|
|
888 |
dpavlin |
1021 |
=head2 _marc_push |
889 |
dpavlin |
813 |
|
890 |
dpavlin |
1021 |
_marc_push( $marc ); |
891 |
|
|
|
892 |
|
|
=cut |
893 |
|
|
|
894 |
|
|
sub _marc_push { |
895 |
|
|
my $marc = shift || die "no marc?"; |
896 |
|
|
push @{ $marc_record->[ $marc_record_offset ] }, $marc; |
897 |
|
|
} |
898 |
|
|
|
899 |
|
|
|
900 |
dpavlin |
540 |
=head1 Functions to extract data from input |
901 |
|
|
|
902 |
|
|
This function should be used inside functions to create C<data_structure> described |
903 |
|
|
above. |
904 |
|
|
|
905 |
dpavlin |
641 |
=head2 _pack_subfields_hash |
906 |
|
|
|
907 |
dpavlin |
669 |
@subfields = _pack_subfields_hash( $h ); |
908 |
|
|
$subfields = _pack_subfields_hash( $h, 1 ); |
909 |
dpavlin |
641 |
|
910 |
dpavlin |
669 |
Return each subfield value in array or pack them all together and return scalar |
911 |
|
|
with subfields (denoted by C<^>) and values. |
912 |
|
|
|
913 |
dpavlin |
641 |
=cut |
914 |
|
|
|
915 |
|
|
sub _pack_subfields_hash { |
916 |
|
|
|
917 |
dpavlin |
642 |
warn "## _pack_subfields_hash( ",dump(@_), " )\n" if ($debug > 1); |
918 |
dpavlin |
641 |
|
919 |
|
|
my ($h,$include_subfields) = @_; |
920 |
|
|
|
921 |
dpavlin |
831 |
# sanity and ease of use |
922 |
|
|
return $h if (ref($h) ne 'HASH'); |
923 |
|
|
|
924 |
dpavlin |
641 |
if ( defined($h->{subfields}) ) { |
925 |
|
|
my $sfs = delete $h->{subfields} || die "no subfields?"; |
926 |
|
|
my @out; |
927 |
|
|
while (@$sfs) { |
928 |
|
|
my $sf = shift @$sfs; |
929 |
|
|
push @out, '^' . $sf if ($include_subfields); |
930 |
|
|
my $o = shift @$sfs; |
931 |
|
|
if ($o == 0 && ref( $h->{$sf} ) ne 'ARRAY' ) { |
932 |
|
|
# single element subfields are not arrays |
933 |
dpavlin |
669 |
#warn "====> $sf $o / $#$sfs ", dump( $sfs, $h->{$sf} ), "\n"; |
934 |
dpavlin |
667 |
|
935 |
dpavlin |
641 |
push @out, $h->{$sf}; |
936 |
|
|
} else { |
937 |
dpavlin |
669 |
#warn "====> $sf $o / $#$sfs ", dump( $sfs, $h->{$sf} ), "\n"; |
938 |
dpavlin |
641 |
push @out, $h->{$sf}->[$o]; |
939 |
|
|
} |
940 |
|
|
} |
941 |
dpavlin |
667 |
if ($include_subfields) { |
942 |
|
|
return join('', @out); |
943 |
|
|
} else { |
944 |
|
|
return @out; |
945 |
|
|
} |
946 |
dpavlin |
641 |
} else { |
947 |
dpavlin |
667 |
if ($include_subfields) { |
948 |
|
|
my $out = ''; |
949 |
dpavlin |
668 |
foreach my $sf (sort keys %$h) { |
950 |
dpavlin |
667 |
if (ref($h->{$sf}) eq 'ARRAY') { |
951 |
|
|
$out .= '^' . $sf . join('^' . $sf, @{ $h->{$sf} }); |
952 |
|
|
} else { |
953 |
|
|
$out .= '^' . $sf . $h->{$sf}; |
954 |
|
|
} |
955 |
|
|
} |
956 |
|
|
return $out; |
957 |
|
|
} else { |
958 |
|
|
# FIXME this should probably be in alphabetical order instead of hash order |
959 |
|
|
values %{$h}; |
960 |
|
|
} |
961 |
dpavlin |
641 |
} |
962 |
|
|
} |
963 |
|
|
|
964 |
dpavlin |
536 |
=head2 rec1 |
965 |
dpavlin |
371 |
|
966 |
dpavlin |
536 |
Return all values in some field |
967 |
dpavlin |
371 |
|
968 |
dpavlin |
536 |
@v = rec1('200') |
969 |
dpavlin |
15 |
|
970 |
dpavlin |
536 |
TODO: order of values is probably same as in source data, need to investigate that |
971 |
dpavlin |
15 |
|
972 |
dpavlin |
536 |
=cut |
973 |
dpavlin |
15 |
|
974 |
dpavlin |
536 |
sub rec1 { |
975 |
|
|
my $f = shift; |
976 |
dpavlin |
571 |
warn "rec1($f) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
977 |
dpavlin |
536 |
return unless (defined($rec) && defined($rec->{$f})); |
978 |
dpavlin |
571 |
warn "rec1($f) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
979 |
dpavlin |
536 |
if (ref($rec->{$f}) eq 'ARRAY') { |
980 |
dpavlin |
641 |
my @out; |
981 |
|
|
foreach my $h ( @{ $rec->{$f} } ) { |
982 |
|
|
if (ref($h) eq 'HASH') { |
983 |
|
|
push @out, ( _pack_subfields_hash( $h ) ); |
984 |
dpavlin |
31 |
} else { |
985 |
dpavlin |
641 |
push @out, $h; |
986 |
dpavlin |
31 |
} |
987 |
dpavlin |
641 |
} |
988 |
|
|
return @out; |
989 |
dpavlin |
536 |
} elsif( defined($rec->{$f}) ) { |
990 |
|
|
return $rec->{$f}; |
991 |
dpavlin |
15 |
} |
992 |
|
|
} |
993 |
|
|
|
994 |
dpavlin |
536 |
=head2 rec2 |
995 |
dpavlin |
15 |
|
996 |
dpavlin |
536 |
Return all values in specific field and subfield |
997 |
dpavlin |
13 |
|
998 |
dpavlin |
536 |
@v = rec2('200','a') |
999 |
dpavlin |
13 |
|
1000 |
|
|
=cut |
1001 |
|
|
|
1002 |
dpavlin |
536 |
sub rec2 { |
1003 |
|
|
my $f = shift; |
1004 |
|
|
return unless (defined($rec && $rec->{$f})); |
1005 |
|
|
my $sf = shift; |
1006 |
dpavlin |
601 |
warn "rec2($f,$sf) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
1007 |
dpavlin |
589 |
return map { |
1008 |
|
|
if (ref($_->{$sf}) eq 'ARRAY') { |
1009 |
|
|
@{ $_->{$sf} }; |
1010 |
|
|
} else { |
1011 |
|
|
$_->{$sf}; |
1012 |
|
|
} |
1013 |
|
|
} grep { ref($_) eq 'HASH' && $_->{$sf} } @{ $rec->{$f} }; |
1014 |
dpavlin |
536 |
} |
1015 |
dpavlin |
13 |
|
1016 |
dpavlin |
536 |
=head2 rec |
1017 |
dpavlin |
13 |
|
1018 |
dpavlin |
536 |
syntaxtic sugar for |
1019 |
dpavlin |
13 |
|
1020 |
dpavlin |
536 |
@v = rec('200') |
1021 |
|
|
@v = rec('200','a') |
1022 |
dpavlin |
13 |
|
1023 |
dpavlin |
750 |
If rec() returns just single value, it will |
1024 |
|
|
return scalar, not array. |
1025 |
|
|
|
1026 |
dpavlin |
536 |
=cut |
1027 |
dpavlin |
373 |
|
1028 |
dpavlin |
536 |
sub rec { |
1029 |
dpavlin |
583 |
my @out; |
1030 |
dpavlin |
536 |
if ($#_ == 0) { |
1031 |
dpavlin |
583 |
@out = rec1(@_); |
1032 |
dpavlin |
536 |
} elsif ($#_ == 1) { |
1033 |
dpavlin |
583 |
@out = rec2(@_); |
1034 |
dpavlin |
13 |
} |
1035 |
dpavlin |
750 |
if ($#out == 0 && ! wantarray) { |
1036 |
|
|
return $out[0]; |
1037 |
|
|
} elsif (@out) { |
1038 |
dpavlin |
583 |
return @out; |
1039 |
|
|
} else { |
1040 |
|
|
return ''; |
1041 |
|
|
} |
1042 |
dpavlin |
13 |
} |
1043 |
|
|
|
1044 |
dpavlin |
1012 |
=head2 frec |
1045 |
|
|
|
1046 |
|
|
Returns first value from field |
1047 |
|
|
|
1048 |
|
|
$v = frec('200'); |
1049 |
|
|
$v = frec('200','a'); |
1050 |
|
|
|
1051 |
|
|
=cut |
1052 |
|
|
|
1053 |
|
|
sub frec { |
1054 |
|
|
my @out = rec(@_); |
1055 |
|
|
warn "rec(",dump(@_),") has more than one return value, ignoring\n" if $#out > 0; |
1056 |
|
|
return shift @out; |
1057 |
|
|
} |
1058 |
|
|
|
1059 |
dpavlin |
1015 |
=head2 frec_eq |
1060 |
|
|
|
1061 |
|
|
=head2 frec_ne |
1062 |
|
|
|
1063 |
|
|
Check if first values from two fields are same or different |
1064 |
|
|
|
1065 |
|
|
if ( frec_eq( 900 => 'a', 910 => 'c' ) ) { |
1066 |
|
|
# values are same |
1067 |
|
|
} else { |
1068 |
|
|
# values are different |
1069 |
|
|
} |
1070 |
|
|
|
1071 |
|
|
Strictly speaking C<frec_eq> and C<frec_ne> wouldn't be needed if you |
1072 |
|
|
could write something like: |
1073 |
|
|
|
1074 |
|
|
if ( frec( '900','a' ) eq frec( '910','c' ) ) { |
1075 |
|
|
# yada tada |
1076 |
|
|
} |
1077 |
|
|
|
1078 |
|
|
but you can't since our parser L<WebPAC::Parser> will remove all whitespaces |
1079 |
|
|
in order to parse text and create invalid function C<eqfrec>. |
1080 |
|
|
|
1081 |
|
|
=cut |
1082 |
|
|
|
1083 |
|
|
sub frec_eq { |
1084 |
|
|
my ( $f1,$sf1, $f2, $sf2 ) = @_; |
1085 |
|
|
return (rec( $f1, $sf1 ))[0] eq (rec( $f2, $sf2 ))[0]; |
1086 |
|
|
} |
1087 |
|
|
|
1088 |
|
|
sub frec_ne { |
1089 |
|
|
return ! frec_eq( @_ ); |
1090 |
|
|
} |
1091 |
|
|
|
1092 |
dpavlin |
536 |
=head2 regex |
1093 |
dpavlin |
15 |
|
1094 |
dpavlin |
536 |
Apply regex to some or all values |
1095 |
dpavlin |
15 |
|
1096 |
dpavlin |
536 |
@v = regex( 's/foo/bar/g', @v ); |
1097 |
dpavlin |
15 |
|
1098 |
|
|
=cut |
1099 |
|
|
|
1100 |
dpavlin |
536 |
sub regex { |
1101 |
|
|
my $r = shift; |
1102 |
|
|
my @out; |
1103 |
dpavlin |
550 |
#warn "r: $r\n", dump(\@_); |
1104 |
dpavlin |
536 |
foreach my $t (@_) { |
1105 |
|
|
next unless ($t); |
1106 |
|
|
eval "\$t =~ $r"; |
1107 |
|
|
push @out, $t if ($t && $t ne ''); |
1108 |
dpavlin |
368 |
} |
1109 |
dpavlin |
536 |
return @out; |
1110 |
dpavlin |
15 |
} |
1111 |
|
|
|
1112 |
dpavlin |
536 |
=head2 prefix |
1113 |
dpavlin |
15 |
|
1114 |
dpavlin |
536 |
Prefix all values with a string |
1115 |
dpavlin |
15 |
|
1116 |
dpavlin |
536 |
@v = prefix( 'my_', @v ); |
1117 |
dpavlin |
15 |
|
1118 |
|
|
=cut |
1119 |
|
|
|
1120 |
dpavlin |
536 |
sub prefix { |
1121 |
dpavlin |
819 |
my $p = shift; |
1122 |
|
|
return @_ unless defined( $p ); |
1123 |
dpavlin |
536 |
return map { $p . $_ } grep { defined($_) } @_; |
1124 |
|
|
} |
1125 |
dpavlin |
15 |
|
1126 |
dpavlin |
536 |
=head2 suffix |
1127 |
dpavlin |
15 |
|
1128 |
dpavlin |
536 |
suffix all values with a string |
1129 |
dpavlin |
15 |
|
1130 |
dpavlin |
536 |
@v = suffix( '_my', @v ); |
1131 |
dpavlin |
15 |
|
1132 |
dpavlin |
536 |
=cut |
1133 |
dpavlin |
15 |
|
1134 |
dpavlin |
536 |
sub suffix { |
1135 |
dpavlin |
819 |
my $s = shift; |
1136 |
|
|
return @_ unless defined( $s ); |
1137 |
dpavlin |
536 |
return map { $_ . $s } grep { defined($_) } @_; |
1138 |
dpavlin |
15 |
} |
1139 |
|
|
|
1140 |
dpavlin |
536 |
=head2 surround |
1141 |
dpavlin |
13 |
|
1142 |
dpavlin |
536 |
surround all values with a two strings |
1143 |
dpavlin |
13 |
|
1144 |
dpavlin |
536 |
@v = surround( 'prefix_', '_suffix', @v ); |
1145 |
dpavlin |
13 |
|
1146 |
|
|
=cut |
1147 |
|
|
|
1148 |
dpavlin |
536 |
sub surround { |
1149 |
dpavlin |
819 |
my $p = shift; |
1150 |
|
|
my $s = shift; |
1151 |
|
|
$p = '' unless defined( $p ); |
1152 |
|
|
$s = '' unless defined( $s ); |
1153 |
dpavlin |
536 |
return map { $p . $_ . $s } grep { defined($_) } @_; |
1154 |
dpavlin |
13 |
} |
1155 |
|
|
|
1156 |
dpavlin |
536 |
=head2 first |
1157 |
dpavlin |
13 |
|
1158 |
dpavlin |
536 |
Return first element |
1159 |
dpavlin |
15 |
|
1160 |
dpavlin |
536 |
$v = first( @v ); |
1161 |
dpavlin |
13 |
|
1162 |
|
|
=cut |
1163 |
|
|
|
1164 |
dpavlin |
536 |
sub first { |
1165 |
|
|
my $r = shift; |
1166 |
|
|
return $r; |
1167 |
dpavlin |
13 |
} |
1168 |
|
|
|
1169 |
dpavlin |
536 |
=head2 lookup |
1170 |
dpavlin |
13 |
|
1171 |
dpavlin |
536 |
Consult lookup hashes for some value |
1172 |
dpavlin |
13 |
|
1173 |
dpavlin |
725 |
@v = lookup( |
1174 |
|
|
sub { |
1175 |
|
|
'ffkk/peri/mfn'.rec('000') |
1176 |
|
|
}, |
1177 |
|
|
'ffkk','peri','200-a-200-e', |
1178 |
|
|
sub { |
1179 |
|
|
first(rec(200,'a')).' '.first(rec('200','e')) |
1180 |
|
|
} |
1181 |
|
|
); |
1182 |
dpavlin |
13 |
|
1183 |
dpavlin |
725 |
Code like above will be B<automatically generated> using L<WebPAC::Parse> from |
1184 |
|
|
normal lookup definition in C<conf/lookup/something.pl> which looks like: |
1185 |
dpavlin |
707 |
|
1186 |
dpavlin |
725 |
lookup( |
1187 |
|
|
# which results to return from record recorded in lookup |
1188 |
|
|
sub { 'ffkk/peri/mfn' . rec('000') }, |
1189 |
|
|
# from which database and input |
1190 |
|
|
'ffkk','peri', |
1191 |
|
|
# such that following values match |
1192 |
|
|
sub { first(rec(200,'a')) . ' ' . first(rec('200','e')) }, |
1193 |
|
|
# if this part is missing, we will try to match same fields |
1194 |
|
|
# from lookup record and current one, or you can override |
1195 |
|
|
# which records to use from current record using |
1196 |
|
|
sub { rec('900','x') . ' ' . rec('900','y') }, |
1197 |
|
|
) |
1198 |
|
|
|
1199 |
|
|
You can think about this lookup as SQL (if that helps): |
1200 |
|
|
|
1201 |
|
|
select |
1202 |
|
|
sub { what } |
1203 |
|
|
from |
1204 |
|
|
database, input |
1205 |
|
|
where |
1206 |
|
|
sub { filter from lookuped record } |
1207 |
|
|
having |
1208 |
|
|
sub { optional filter on current record } |
1209 |
|
|
|
1210 |
|
|
Easy as pie, right? |
1211 |
|
|
|
1212 |
dpavlin |
13 |
=cut |
1213 |
|
|
|
1214 |
dpavlin |
536 |
sub lookup { |
1215 |
dpavlin |
725 |
my ($what, $database, $input, $key, $having) = @_; |
1216 |
|
|
|
1217 |
dpavlin |
766 |
confess "lookup needs 5 arguments: what, database, input, key, having\n" unless ($#_ == 4); |
1218 |
dpavlin |
725 |
|
1219 |
dpavlin |
729 |
warn "## lookup ($database, $input, $key)", $/ if ($debug > 1); |
1220 |
dpavlin |
725 |
return unless (defined($lookup->{$database}->{$input}->{$key})); |
1221 |
|
|
|
1222 |
dpavlin |
736 |
confess "lookup really need load_row_coderef added to data_structure\n" unless ($load_row_coderef); |
1223 |
dpavlin |
725 |
|
1224 |
|
|
my $mfns; |
1225 |
|
|
my @having = $having->(); |
1226 |
|
|
|
1227 |
dpavlin |
729 |
warn "## having = ", dump( @having ) if ($debug > 2); |
1228 |
dpavlin |
725 |
|
1229 |
|
|
foreach my $h ( @having ) { |
1230 |
|
|
if (defined($lookup->{$database}->{$input}->{$key}->{$h})) { |
1231 |
dpavlin |
752 |
warn "lookup for $database/$input/$key/$h return ",dump($lookup->{$database}->{$input}->{$key}->{$h}),"\n" if ($debug); |
1232 |
dpavlin |
725 |
$mfns->{$_}++ foreach keys %{ $lookup->{$database}->{$input}->{$key}->{$h} }; |
1233 |
|
|
} |
1234 |
dpavlin |
536 |
} |
1235 |
dpavlin |
725 |
|
1236 |
|
|
return unless ($mfns); |
1237 |
|
|
|
1238 |
|
|
my @mfns = sort keys %$mfns; |
1239 |
|
|
|
1240 |
dpavlin |
750 |
warn "# lookup loading $database/$input/$key mfn ", join(",",@mfns)," having ",dump(@having),"\n" if ($debug); |
1241 |
dpavlin |
725 |
|
1242 |
|
|
my $old_rec = $rec; |
1243 |
|
|
my @out; |
1244 |
|
|
|
1245 |
|
|
foreach my $mfn (@mfns) { |
1246 |
dpavlin |
736 |
$rec = $load_row_coderef->( $database, $input, $mfn ); |
1247 |
dpavlin |
725 |
|
1248 |
dpavlin |
752 |
warn "got $database/$input/$mfn = ", dump($rec), $/ if ($debug); |
1249 |
dpavlin |
725 |
|
1250 |
|
|
my @vals = $what->(); |
1251 |
|
|
|
1252 |
|
|
push @out, ( @vals ); |
1253 |
|
|
|
1254 |
dpavlin |
752 |
warn "lookup for mfn $mfn returned ", dump(@vals), $/ if ($debug); |
1255 |
dpavlin |
725 |
} |
1256 |
|
|
|
1257 |
|
|
# if (ref($lookup->{$k}) eq 'ARRAY') { |
1258 |
|
|
# return @{ $lookup->{$k} }; |
1259 |
|
|
# } else { |
1260 |
|
|
# return $lookup->{$k}; |
1261 |
|
|
# } |
1262 |
|
|
|
1263 |
|
|
$rec = $old_rec; |
1264 |
|
|
|
1265 |
dpavlin |
750 |
warn "## lookup returns = ", dump(@out), $/ if ($debug); |
1266 |
dpavlin |
725 |
|
1267 |
dpavlin |
740 |
if ($#out == 0) { |
1268 |
|
|
return $out[0]; |
1269 |
|
|
} else { |
1270 |
|
|
return @out; |
1271 |
|
|
} |
1272 |
dpavlin |
13 |
} |
1273 |
|
|
|
1274 |
dpavlin |
707 |
=head2 save_into_lookup |
1275 |
|
|
|
1276 |
dpavlin |
725 |
Save value into lookup. It associates current database, input |
1277 |
|
|
and specific keys with one or more values which will be |
1278 |
|
|
associated over MFN. |
1279 |
dpavlin |
707 |
|
1280 |
dpavlin |
725 |
MFN will be extracted from first occurence current of field 000 |
1281 |
|
|
in current record, or if it doesn't exist from L<_set_config> C<_mfn>. |
1282 |
|
|
|
1283 |
|
|
my $nr = save_into_lookup($database,$input,$key,sub { |
1284 |
dpavlin |
707 |
# code which produce one or more values |
1285 |
|
|
}); |
1286 |
|
|
|
1287 |
dpavlin |
725 |
It returns number of items saved. |
1288 |
dpavlin |
707 |
|
1289 |
dpavlin |
725 |
This function shouldn't be called directly, it's called from code created by |
1290 |
|
|
L<WebPAC::Parser>. |
1291 |
|
|
|
1292 |
dpavlin |
707 |
=cut |
1293 |
|
|
|
1294 |
|
|
sub save_into_lookup { |
1295 |
dpavlin |
712 |
my ($database,$input,$key,$coderef) = @_; |
1296 |
|
|
die "save_into_lookup needs database" unless defined($database); |
1297 |
|
|
die "save_into_lookup needs input" unless defined($input); |
1298 |
|
|
die "save_into_lookup needs key" unless defined($key); |
1299 |
dpavlin |
707 |
die "save_into_lookup needs CODE" unless ( defined($coderef) && ref($coderef) eq 'CODE' ); |
1300 |
dpavlin |
725 |
|
1301 |
dpavlin |
729 |
warn "## save_into_lookup rec = ", dump($rec), " config = ", dump($config), $/ if ($debug > 2); |
1302 |
dpavlin |
725 |
|
1303 |
|
|
my $mfn = |
1304 |
|
|
defined($rec->{'000'}->[0]) ? $rec->{'000'}->[0] : |
1305 |
|
|
defined($config->{_mfn}) ? $config->{_mfn} : |
1306 |
|
|
die "mfn not defined or zero"; |
1307 |
|
|
|
1308 |
|
|
my $nr = 0; |
1309 |
|
|
|
1310 |
dpavlin |
707 |
foreach my $v ( $coderef->() ) { |
1311 |
dpavlin |
712 |
$lookup->{$database}->{$input}->{$key}->{$v}->{$mfn}++; |
1312 |
dpavlin |
721 |
warn "# saved lookup $database/$input/$key [$v] $mfn\n" if ($debug > 1); |
1313 |
dpavlin |
725 |
$nr++; |
1314 |
dpavlin |
707 |
} |
1315 |
dpavlin |
725 |
|
1316 |
|
|
return $nr; |
1317 |
dpavlin |
707 |
} |
1318 |
|
|
|
1319 |
dpavlin |
595 |
=head2 config |
1320 |
|
|
|
1321 |
|
|
Consult config values stored in C<config.yml> |
1322 |
|
|
|
1323 |
|
|
# return database code (key under databases in yaml) |
1324 |
|
|
$database_code = config(); # use _ from hash |
1325 |
|
|
$database_name = config('name'); |
1326 |
|
|
$database_input_name = config('input name'); |
1327 |
|
|
|
1328 |
|
|
Up to three levels are supported. |
1329 |
|
|
|
1330 |
|
|
=cut |
1331 |
|
|
|
1332 |
|
|
sub config { |
1333 |
|
|
return unless ($config); |
1334 |
|
|
|
1335 |
|
|
my $p = shift; |
1336 |
|
|
|
1337 |
|
|
$p ||= ''; |
1338 |
|
|
|
1339 |
|
|
my $v; |
1340 |
|
|
|
1341 |
|
|
warn "### getting config($p)\n" if ($debug > 1); |
1342 |
|
|
|
1343 |
|
|
my @p = split(/\s+/,$p); |
1344 |
|
|
if ($#p < 0) { |
1345 |
|
|
$v = $config->{ '_' }; # special, database code |
1346 |
|
|
} else { |
1347 |
|
|
|
1348 |
|
|
my $c = dclone( $config ); |
1349 |
|
|
|
1350 |
|
|
foreach my $k (@p) { |
1351 |
|
|
warn "### k: $k c = ",dump($c),$/ if ($debug > 1); |
1352 |
|
|
if (ref($c) eq 'ARRAY') { |
1353 |
|
|
$c = shift @$c; |
1354 |
|
|
warn "config($p) taking first occurence of '$k', probably not what you wanted!\n"; |
1355 |
|
|
last; |
1356 |
|
|
} |
1357 |
|
|
|
1358 |
|
|
if (! defined($c->{$k}) ) { |
1359 |
|
|
$c = undef; |
1360 |
|
|
last; |
1361 |
|
|
} else { |
1362 |
|
|
$c = $c->{$k}; |
1363 |
|
|
} |
1364 |
|
|
} |
1365 |
|
|
$v = $c if ($c); |
1366 |
|
|
|
1367 |
|
|
} |
1368 |
|
|
|
1369 |
|
|
warn "## config( '$p' ) = ",dump( $v ),$/ if ($v && $debug); |
1370 |
|
|
warn "config( '$p' ) is empty\n" if (! $v); |
1371 |
|
|
|
1372 |
|
|
return $v; |
1373 |
|
|
} |
1374 |
|
|
|
1375 |
|
|
=head2 id |
1376 |
|
|
|
1377 |
|
|
Returns unique id of this record |
1378 |
|
|
|
1379 |
|
|
$id = id(); |
1380 |
|
|
|
1381 |
|
|
Returns C<42/2> for 2nd occurence of MFN 42. |
1382 |
|
|
|
1383 |
|
|
=cut |
1384 |
|
|
|
1385 |
|
|
sub id { |
1386 |
|
|
my $mfn = $config->{_mfn} || die "no _mfn in config data"; |
1387 |
|
|
return $mfn . $#{$marc_record} ? $#{$marc_record} + 1 : ''; |
1388 |
|
|
} |
1389 |
|
|
|
1390 |
dpavlin |
536 |
=head2 join_with |
1391 |
dpavlin |
13 |
|
1392 |
dpavlin |
536 |
Joins walues with some delimiter |
1393 |
dpavlin |
10 |
|
1394 |
dpavlin |
536 |
$v = join_with(", ", @v); |
1395 |
dpavlin |
10 |
|
1396 |
dpavlin |
536 |
=cut |
1397 |
dpavlin |
10 |
|
1398 |
dpavlin |
536 |
sub join_with { |
1399 |
|
|
my $d = shift; |
1400 |
dpavlin |
586 |
warn "### join_with('$d',",dump(@_),")\n" if ($debug > 2); |
1401 |
dpavlin |
583 |
my $v = join($d, grep { defined($_) && $_ ne '' } @_); |
1402 |
|
|
return '' unless defined($v); |
1403 |
|
|
return $v; |
1404 |
dpavlin |
536 |
} |
1405 |
dpavlin |
10 |
|
1406 |
dpavlin |
562 |
=head2 split_rec_on |
1407 |
|
|
|
1408 |
|
|
Split record subfield on some regex and take one of parts out |
1409 |
|
|
|
1410 |
|
|
$a_before_semi_column = |
1411 |
|
|
split_rec_on('200','a', /\s*;\s*/, $part); |
1412 |
|
|
|
1413 |
|
|
C<$part> is optional number of element. First element is |
1414 |
|
|
B<1>, not 0! |
1415 |
|
|
|
1416 |
|
|
If there is no C<$part> parameter or C<$part> is 0, this function will |
1417 |
|
|
return all values produced by splitting. |
1418 |
|
|
|
1419 |
|
|
=cut |
1420 |
|
|
|
1421 |
|
|
sub split_rec_on { |
1422 |
|
|
die "split_rec_on need (fld,sf,regex[,part]" if ($#_ < 2); |
1423 |
|
|
|
1424 |
|
|
my ($fld, $sf, $regex, $part) = @_; |
1425 |
dpavlin |
568 |
warn "### regex ", ref($regex), $regex, $/ if ($debug > 2); |
1426 |
dpavlin |
562 |
|
1427 |
|
|
my @r = rec( $fld, $sf ); |
1428 |
|
|
my $v = shift @r; |
1429 |
dpavlin |
568 |
warn "### first rec($fld,$sf) = ",dump($v),$/ if ($debug > 2); |
1430 |
dpavlin |
562 |
|
1431 |
dpavlin |
604 |
return '' if ( ! defined($v) || $v =~ /^\s*$/); |
1432 |
dpavlin |
566 |
|
1433 |
dpavlin |
562 |
my @s = split( $regex, $v ); |
1434 |
dpavlin |
568 |
warn "## split_rec_on($fld,$sf,$regex,$part) = ",dump(@s),$/ if ($debug > 1); |
1435 |
dpavlin |
566 |
if ($part && $part > 0) { |
1436 |
dpavlin |
562 |
return $s[ $part - 1 ]; |
1437 |
|
|
} else { |
1438 |
dpavlin |
571 |
return @s; |
1439 |
dpavlin |
562 |
} |
1440 |
|
|
} |
1441 |
|
|
|
1442 |
dpavlin |
785 |
my $hash; |
1443 |
|
|
|
1444 |
|
|
=head2 set |
1445 |
|
|
|
1446 |
|
|
set( key => 'value' ); |
1447 |
|
|
|
1448 |
|
|
=cut |
1449 |
|
|
|
1450 |
|
|
sub set { |
1451 |
|
|
my ($k,$v) = @_; |
1452 |
dpavlin |
810 |
warn "## set ( $k => ", dump($v), " )", $/ if ( $debug ); |
1453 |
dpavlin |
785 |
$hash->{$k} = $v; |
1454 |
|
|
}; |
1455 |
|
|
|
1456 |
|
|
=head2 get |
1457 |
|
|
|
1458 |
|
|
get( 'key' ); |
1459 |
|
|
|
1460 |
|
|
=cut |
1461 |
|
|
|
1462 |
|
|
sub get { |
1463 |
|
|
my $k = shift || return; |
1464 |
|
|
my $v = $hash->{$k}; |
1465 |
dpavlin |
810 |
warn "## get $k = ", dump( $v ), $/ if ( $debug ); |
1466 |
dpavlin |
785 |
return $v; |
1467 |
|
|
} |
1468 |
|
|
|
1469 |
dpavlin |
791 |
=head2 count |
1470 |
dpavlin |
785 |
|
1471 |
dpavlin |
791 |
if ( count( @result ) == 1 ) { |
1472 |
|
|
# do something if only 1 result is there |
1473 |
|
|
} |
1474 |
|
|
|
1475 |
|
|
=cut |
1476 |
|
|
|
1477 |
|
|
sub count { |
1478 |
dpavlin |
810 |
warn "## count ",dump(@_),$/ if ( $debug ); |
1479 |
dpavlin |
791 |
return @_ . ''; |
1480 |
|
|
} |
1481 |
|
|
|
1482 |
dpavlin |
536 |
# END |
1483 |
|
|
1; |