1 |
package WebPAC::Normalize; |
package WebPAC::Normalize; |
2 |
use Exporter 'import'; |
use Exporter 'import'; |
3 |
@EXPORT = qw/ |
our @EXPORT = qw/ |
4 |
_set_rec _set_lookup |
_set_ds _set_lookup |
5 |
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_set_load_row |
6 |
_get_ds _clean_ds |
_get_ds _clean_ds |
7 |
_debug |
_debug |
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_pack_subfields_hash |
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search_display search display sorted |
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tag search display |
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marc marc_indicators marc_repeatable_subfield |
marc marc_indicators marc_repeatable_subfield |
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marc_compose marc_leader |
marc_compose marc_leader marc_fixed |
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marc_duplicate marc_remove |
marc_duplicate marc_remove marc_count |
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marc_original_order |
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marc_template |
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18 |
rec1 rec2 rec |
rec1 rec2 rec |
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frec frec_eq frec_ne |
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regex prefix suffix surround |
regex prefix suffix surround |
21 |
first lookup join_with |
first lookup join_with |
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save_into_lookup |
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split_rec_on |
split_rec_on |
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get set |
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count |
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/; |
/; |
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31 |
use warnings; |
use warnings; |
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34 |
#use base qw/WebPAC::Common/; |
#use base qw/WebPAC::Common/; |
35 |
use Data::Dump qw/dump/; |
use Data::Dump qw/dump/; |
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use Encode qw/from_to/; |
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36 |
use Storable qw/dclone/; |
use Storable qw/dclone/; |
37 |
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use Carp qw/confess/; |
38 |
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39 |
# debugging warn(s) |
# debugging warn(s) |
40 |
my $debug = 0; |
my $debug = 0; |
41 |
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42 |
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use WebPAC::Normalize::ISBN; |
43 |
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push @EXPORT, ( 'isbn_10', 'isbn_13' ); |
44 |
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45 |
=head1 NAME |
=head1 NAME |
46 |
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|
47 |
WebPAC::Normalize - describe normalisaton rules using sets |
WebPAC::Normalize - describe normalisaton rules using sets |
48 |
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=head1 VERSION |
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Version 0.11 |
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49 |
=cut |
=cut |
50 |
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51 |
our $VERSION = '0.11'; |
our $VERSION = '0.34'; |
52 |
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53 |
=head1 SYNOPSIS |
=head1 SYNOPSIS |
54 |
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61 |
C<perl -c normalize.pl>. |
C<perl -c normalize.pl>. |
62 |
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63 |
Normalisation can generate multiple output normalized data. For now, supported output |
Normalisation can generate multiple output normalized data. For now, supported output |
64 |
types (on the left side of definition) are: C<tag>, C<display>, C<search> and |
types (on the left side of definition) are: C<search_display>, C<display>, C<search> and |
65 |
C<marc>. |
C<marc>. |
66 |
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67 |
=head1 FUNCTIONS |
=head1 FUNCTIONS |
74 |
Return data structure |
Return data structure |
75 |
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76 |
my $ds = WebPAC::Normalize::data_structure( |
my $ds = WebPAC::Normalize::data_structure( |
77 |
lookup => $lookup->lookup_hash, |
lookup => $lookup_hash, |
78 |
row => $row, |
row => $row, |
79 |
rules => $normalize_pl_config, |
rules => $normalize_pl_config, |
80 |
marc_encoding => 'utf-8', |
marc_encoding => 'utf-8', |
81 |
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config => $config, |
82 |
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load_row_coderef => sub { |
83 |
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my ($database,$input,$mfn) = @_; |
84 |
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$store->load_row( database => $database, input => $input, id => $mfn ); |
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}, |
86 |
); |
); |
87 |
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88 |
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 |
89 |
other are optional. |
other are optional. |
90 |
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91 |
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C<load_row_coderef> is closure only used when executing lookups, so they will |
92 |
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die if it's not defined. |
93 |
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94 |
This function will B<die> if normalizastion can't be evaled. |
This function will B<die> if normalizastion can't be evaled. |
95 |
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96 |
Since this function isn't exported you have to call it with |
Since this function isn't exported you have to call it with |
98 |
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99 |
=cut |
=cut |
100 |
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101 |
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my $load_row_coderef; |
102 |
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103 |
sub data_structure { |
sub data_structure { |
104 |
my $arg = {@_}; |
my $arg = {@_}; |
105 |
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106 |
die "need row argument" unless ($arg->{row}); |
die "need row argument" unless ($arg->{row}); |
107 |
die "need normalisation argument" unless ($arg->{rules}); |
die "need normalisation argument" unless ($arg->{rules}); |
108 |
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109 |
no strict 'subs'; |
_set_lookup( $arg->{lookup} ) if defined($arg->{lookup}); |
110 |
_set_lookup( $arg->{lookup} ); |
_set_ds( $arg->{row} ); |
111 |
_set_rec( $arg->{row} ); |
_set_config( $arg->{config} ) if defined($arg->{config}); |
112 |
_clean_ds( %{ $arg } ); |
_clean_ds( %{ $arg } ); |
113 |
eval "$arg->{rules}"; |
$load_row_coderef = $arg->{load_row_coderef}; |
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115 |
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no strict 'subs'; |
116 |
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no warnings 'redefine'; |
117 |
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eval "$arg->{rules};"; |
118 |
die "error evaling $arg->{rules}: $@\n" if ($@); |
die "error evaling $arg->{rules}: $@\n" if ($@); |
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return _get_ds(); |
return _get_ds(); |
121 |
} |
} |
122 |
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=head2 _set_rec |
=head2 _set_ds |
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Set current record hash |
Set current record hash |
126 |
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_set_rec( $rec ); |
_set_ds( $rec ); |
128 |
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129 |
=cut |
=cut |
130 |
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131 |
my $rec; |
my $rec; |
132 |
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sub _set_rec { |
sub _set_ds { |
134 |
$rec = shift or die "no record hash"; |
$rec = shift or die "no record hash"; |
135 |
} |
} |
136 |
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=head2 _set_config |
138 |
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139 |
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Set current config hash |
140 |
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_set_config( $config ); |
142 |
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Magic keys are: |
144 |
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=over 4 |
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=item _ |
148 |
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Code of current database |
150 |
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=item _mfn |
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Current MFN |
154 |
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=back |
156 |
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=cut |
158 |
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159 |
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my $config; |
160 |
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sub _set_config { |
162 |
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$config = shift; |
163 |
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} |
164 |
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=head2 _get_ds |
=head2 _get_ds |
166 |
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167 |
Return hash formatted as data structure |
Return hash formatted as data structure |
170 |
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171 |
=cut |
=cut |
172 |
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173 |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators); |
my ($out, $marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $marc_leader); |
174 |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
my ($marc_record_offset, $marc_fetch_offset) = (0, 0); |
175 |
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176 |
sub _get_ds { |
sub _get_ds { |
177 |
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#warn "## out = ",dump($out); |
178 |
return $out; |
return $out; |
179 |
} |
} |
180 |
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188 |
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189 |
sub _clean_ds { |
sub _clean_ds { |
190 |
my $a = {@_}; |
my $a = {@_}; |
191 |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators) = (); |
($out,$marc_record, $marc_encoding, $marc_repeatable_subfield, $marc_indicators, $marc_leader) = (); |
192 |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
($marc_record_offset, $marc_fetch_offset) = (0,0); |
193 |
$marc_encoding = $a->{marc_encoding}; |
$marc_encoding = $a->{marc_encoding}; |
194 |
} |
} |
207 |
$lookup = shift; |
$lookup = shift; |
208 |
} |
} |
209 |
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210 |
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=head2 _get_lookup |
211 |
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212 |
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Get current lookup hash |
213 |
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214 |
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my $lookup = _get_lookup(); |
215 |
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216 |
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=cut |
217 |
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218 |
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sub _get_lookup { |
219 |
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return $lookup; |
220 |
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} |
221 |
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222 |
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=head2 _set_load_row |
223 |
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224 |
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Setup code reference which will return L<data_structure> from |
225 |
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L<WebPAC::Store> |
226 |
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227 |
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_set_load_row(sub { |
228 |
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my ($database,$input,$mfn) = @_; |
229 |
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$store->load_row( database => $database, input => $input, id => $mfn ); |
230 |
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}); |
231 |
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232 |
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=cut |
233 |
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234 |
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sub _set_load_row { |
235 |
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my $coderef = shift; |
236 |
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confess "argument isn't CODE" unless ref($coderef) eq 'CODE'; |
237 |
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238 |
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$load_row_coderef = $coderef; |
239 |
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} |
240 |
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241 |
=head2 _get_marc_fields |
=head2 _get_marc_fields |
242 |
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243 |
Get all fields defined by calls to C<marc> |
Get all fields defined by calls to C<marc> |
293 |
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294 |
=cut |
=cut |
295 |
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296 |
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my $fetch_pos; |
297 |
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298 |
sub _get_marc_fields { |
sub _get_marc_fields { |
299 |
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300 |
my $arg = {@_}; |
my $arg = {@_}; |
301 |
warn "### _get_marc_fields arg: ", dump($arg), $/ if ($debug > 2); |
warn "### _get_marc_fields arg: ", dump($arg), $/ if ($debug > 2); |
302 |
my $offset = $marc_fetch_offset; |
$fetch_pos = $marc_fetch_offset; |
303 |
if ($arg->{offset}) { |
if ($arg->{offset}) { |
304 |
$offset = $arg->{offset}; |
$fetch_pos = $arg->{offset}; |
305 |
} elsif($arg->{fetch_next}) { |
} elsif($arg->{fetch_next}) { |
306 |
$marc_fetch_offset++; |
$marc_fetch_offset++; |
307 |
} |
} |
310 |
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311 |
warn "### full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 2); |
warn "### full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 2); |
312 |
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313 |
my $marc_rec = $marc_record->[ $offset ]; |
my $marc_rec = $marc_record->[ $fetch_pos ]; |
314 |
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315 |
warn "## _get_marc_fields (at offset: $offset) -- marc_record = ", dump( @$marc_rec ), $/ if ($debug > 1); |
warn "## _get_marc_fields (at offset: $fetch_pos) -- marc_record = ", dump( @$marc_rec ), $/ if ($debug > 1); |
316 |
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317 |
return if (! $marc_rec || ref($marc_rec) ne 'ARRAY' || $#{ $marc_rec } < 0); |
return if (! $marc_rec || ref($marc_rec) ne 'ARRAY' || $#{ $marc_rec } < 0); |
318 |
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333 |
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334 |
if ($debug) { |
if ($debug) { |
335 |
warn "## marc_repeatable_subfield = ", dump( $marc_repeatable_subfield ), $/ if ( $marc_repeatable_subfield ); |
warn "## marc_repeatable_subfield = ", dump( $marc_repeatable_subfield ), $/ if ( $marc_repeatable_subfield ); |
336 |
warn "## marc_record[$offset] = ", dump( $marc_rec ), $/; |
warn "## marc_record[$fetch_pos] = ", dump( $marc_rec ), $/; |
337 |
warn "## sorted_marc_record = ", dump( \@sorted_marc_record ), $/; |
warn "## sorted_marc_record = ", dump( \@sorted_marc_record ), $/; |
338 |
warn "## subfield count = ", dump( $u ), $/; |
warn "## subfield count = ", dump( $u ), $/; |
339 |
} |
} |
414 |
return \@m; |
return \@m; |
415 |
} |
} |
416 |
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417 |
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=head2 _get_marc_leader |
418 |
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419 |
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Return leader from currently fetched record by L</_get_marc_fields> |
420 |
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421 |
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print WebPAC::Normalize::_get_marc_leader(); |
422 |
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423 |
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=cut |
424 |
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425 |
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sub _get_marc_leader { |
426 |
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die "no fetch_pos, did you called _get_marc_fields first?" unless ( defined( $fetch_pos ) ); |
427 |
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return $marc_leader->[ $fetch_pos ]; |
428 |
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} |
429 |
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430 |
=head2 _debug |
=head2 _debug |
431 |
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432 |
Change level of debug warnings |
Change level of debug warnings |
446 |
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447 |
Those functions generally have to first in your normalization file. |
Those functions generally have to first in your normalization file. |
448 |
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449 |
=head2 tag |
=head2 search_display |
450 |
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451 |
Define new tag for I<search> and I<display>. |
Define output for L<search> and L<display> at the same time |
452 |
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453 |
tag('Title', rec('200','a') ); |
search_display('Title', rec('200','a') ); |
454 |
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455 |
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456 |
=cut |
=cut |
457 |
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458 |
sub tag { |
sub search_display { |
459 |
my $name = shift or die "tag needs name as first argument"; |
my $name = shift or die "search_display needs name as first argument"; |
460 |
my @o = grep { defined($_) && $_ ne '' } @_; |
my @o = grep { defined($_) && $_ ne '' } @_; |
461 |
return unless (@o); |
return unless (@o); |
|
$out->{$name}->{tag} = $name; |
|
462 |
$out->{$name}->{search} = \@o; |
$out->{$name}->{search} = \@o; |
463 |
$out->{$name}->{display} = \@o; |
$out->{$name}->{display} = \@o; |
464 |
} |
} |
465 |
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466 |
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=head2 tag |
467 |
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468 |
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Old name for L<search_display>, but supported |
469 |
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470 |
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=cut |
471 |
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472 |
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sub tag { |
473 |
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search_display( @_ ); |
474 |
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} |
475 |
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476 |
=head2 display |
=head2 display |
477 |
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|
478 |
Define tag just for I<display> |
Define output just for I<display> |
479 |
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|
480 |
@v = display('Title', rec('200','a') ); |
@v = display('Title', rec('200','a') ); |
481 |
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482 |
=cut |
=cut |
483 |
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|
484 |
sub display { |
sub _field { |
485 |
my $name = shift or die "display needs name as first argument"; |
my $type = shift or confess "need type -- BUG?"; |
486 |
|
my $name = shift or confess "needs name as first argument"; |
487 |
my @o = grep { defined($_) && $_ ne '' } @_; |
my @o = grep { defined($_) && $_ ne '' } @_; |
488 |
return unless (@o); |
return unless (@o); |
489 |
$out->{$name}->{tag} = $name; |
$out->{$name}->{$type} = \@o; |
|
$out->{$name}->{display} = \@o; |
|
490 |
} |
} |
491 |
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492 |
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sub display { _field( 'display', @_ ) } |
493 |
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494 |
=head2 search |
=head2 search |
495 |
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|
496 |
Prepare values just for I<search> |
Prepare values just for I<search> |
499 |
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|
500 |
=cut |
=cut |
501 |
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|
502 |
sub search { |
sub search { _field( 'search', @_ ) } |
503 |
my $name = shift or die "search needs name as first argument"; |
|
504 |
my @o = grep { defined($_) && $_ ne '' } @_; |
=head2 sorted |
505 |
return unless (@o); |
|
506 |
$out->{$name}->{tag} = $name; |
Insert into lists which will be automatically sorted |
507 |
$out->{$name}->{search} = \@o; |
|
508 |
} |
sorted('Title', rec('200','a') ); |
509 |
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|
510 |
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=cut |
511 |
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512 |
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sub sorted { _field( 'sorted', @_ ) } |
513 |
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514 |
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|
515 |
=head2 marc_leader |
=head2 marc_leader |
516 |
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|
525 |
my ($offset,$value) = @_; |
my ($offset,$value) = @_; |
526 |
|
|
527 |
if ($offset) { |
if ($offset) { |
528 |
$out->{' leader'}->{ $offset } = $value; |
$marc_leader->[ $marc_record_offset ]->{ $offset } = $value; |
529 |
} else { |
} else { |
530 |
return $out->{' leader'}; |
|
531 |
|
if (defined($marc_leader)) { |
532 |
|
die "marc_leader not array = ", dump( $marc_leader ) unless (ref($marc_leader) eq 'ARRAY'); |
533 |
|
return $marc_leader->[ $marc_record_offset ]; |
534 |
|
} else { |
535 |
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return; |
536 |
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} |
537 |
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} |
538 |
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} |
539 |
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540 |
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=head2 marc_fixed |
541 |
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|
542 |
|
Create control/indentifier fields with values in fixed positions |
543 |
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544 |
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marc_fixed('008', 00, '070402'); |
545 |
|
marc_fixed('008', 39, '|'); |
546 |
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547 |
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Positions not specified will be filled with spaces (C<0x20>). |
548 |
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|
549 |
|
There will be no effort to extend last specified value to full length of |
550 |
|
field in standard. |
551 |
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|
552 |
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=cut |
553 |
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554 |
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sub marc_fixed { |
555 |
|
my ($f, $pos, $val) = @_; |
556 |
|
die "need marc(field, position, value)" unless defined($f) && defined($pos); |
557 |
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558 |
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confess "need val" unless defined $val; |
559 |
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560 |
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my $update = 0; |
561 |
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562 |
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map { |
563 |
|
if ($_->[0] eq $f) { |
564 |
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my $old = $_->[1]; |
565 |
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if (length($old) <= $pos) { |
566 |
|
$_->[1] .= ' ' x ( $pos - length($old) ) . $val; |
567 |
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warn "## marc_fixed($f,$pos,'$val') append '$old' -> '$_->[1]'\n" if ($debug > 1); |
568 |
|
} else { |
569 |
|
$_->[1] = substr($old, 0, $pos) . $val . substr($old, $pos + length($val)); |
570 |
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warn "## marc_fixed($f,$pos,'$val') update '$old' -> '$_->[1]'\n" if ($debug > 1); |
571 |
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} |
572 |
|
$update++; |
573 |
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} |
574 |
|
} @{ $marc_record->[ $marc_record_offset ] }; |
575 |
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|
576 |
|
if (! $update) { |
577 |
|
my $v = ' ' x $pos . $val; |
578 |
|
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $v ]; |
579 |
|
warn "## marc_fixed($f,$pos,'val') created '$v'\n" if ($debug > 1); |
580 |
} |
} |
581 |
} |
} |
582 |
|
|
601 |
foreach (@_) { |
foreach (@_) { |
602 |
my $v = $_; # make var read-write for Encode |
my $v = $_; # make var read-write for Encode |
603 |
next unless (defined($v) && $v !~ /^\s*$/); |
next unless (defined($v) && $v !~ /^\s*$/); |
|
from_to($v, 'iso-8859-2', $marc_encoding) if ($marc_encoding); |
|
604 |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
605 |
if (defined $sf) { |
if (defined $sf) { |
606 |
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $i1, $i2, $sf => $v ]; |
push @{ $marc_record->[ $marc_record_offset ] }, [ $f, $i1, $i2, $sf => $v ]; |
657 |
'c', rec('200','c') |
'c', rec('200','c') |
658 |
); |
); |
659 |
|
|
660 |
|
If you specify C<+> for subfield, value will be appended |
661 |
|
to previous defined subfield. |
662 |
|
|
663 |
=cut |
=cut |
664 |
|
|
665 |
sub marc_compose { |
sub marc_compose { |
669 |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
my ($i1,$i2) = defined($marc_indicators->{$f}) ? @{ $marc_indicators->{$f} } : (' ',' '); |
670 |
my $m = [ $f, $i1, $i2 ]; |
my $m = [ $f, $i1, $i2 ]; |
671 |
|
|
672 |
|
warn "### marc_compose input subfields = ", dump(@_),$/ if ($debug > 2); |
673 |
|
|
674 |
|
if ($#_ % 2 != 1) { |
675 |
|
die "ERROR: marc_compose",dump($f,@_)," not valid (must be even).\nDo you need to add first() or join() around some argument?\n"; |
676 |
|
} |
677 |
|
|
678 |
while (@_) { |
while (@_) { |
679 |
my $sf = shift or die "marc_compose $f needs subfield"; |
my $sf = shift; |
680 |
my $v = shift; |
my $v = shift; |
681 |
|
|
682 |
next unless (defined($v) && $v !~ /^\s*$/); |
next unless (defined($v) && $v !~ /^\s*$/); |
|
from_to($v, 'iso-8859-2', $marc_encoding) if ($marc_encoding); |
|
|
push @$m, ( $sf, $v ); |
|
683 |
warn "## ++ marc_compose($f,$sf,$v) ", dump( $m ),$/ if ($debug > 1); |
warn "## ++ marc_compose($f,$sf,$v) ", dump( $m ),$/ if ($debug > 1); |
684 |
|
if ($sf ne '+') { |
685 |
|
push @$m, ( $sf, $v ); |
686 |
|
} else { |
687 |
|
$m->[ $#$m ] .= $v; |
688 |
|
} |
689 |
} |
} |
690 |
|
|
691 |
warn "## marc_compose(d) ", dump( $m ),$/ if ($debug > 1); |
warn "## marc_compose current marc = ", dump( $m ),$/ if ($debug > 1); |
692 |
|
|
693 |
push @{ $marc_record->[ $marc_record_offset ] }, $m if ($#{$m} > 2); |
push @{ $marc_record->[ $marc_record_offset ] }, $m if ($#{$m} > 2); |
694 |
} |
} |
708 |
my $m = $marc_record->[ -1 ]; |
my $m = $marc_record->[ -1 ]; |
709 |
die "can't duplicate record which isn't defined" unless ($m); |
die "can't duplicate record which isn't defined" unless ($m); |
710 |
push @{ $marc_record }, dclone( $m ); |
push @{ $marc_record }, dclone( $m ); |
711 |
warn "## marc_duplicate = ", dump(@$marc_record), $/ if ($debug > 1); |
push @{ $marc_leader }, dclone( marc_leader() ); |
712 |
|
warn "## marc_duplicate = ", dump(@$marc_leader, @$marc_record), $/ if ($debug > 1); |
713 |
$marc_record_offset = $#{ $marc_record }; |
$marc_record_offset = $#{ $marc_record }; |
714 |
warn "## marc_record_offset = $marc_record_offset", $/ if ($debug > 1); |
warn "## marc_record_offset = $marc_record_offset", $/ if ($debug > 1); |
715 |
|
|
716 |
} |
} |
717 |
|
|
718 |
=head2 marc_remove |
=head2 marc_remove |
724 |
|
|
725 |
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. |
726 |
|
|
727 |
|
marc_remove('*'); |
728 |
|
|
729 |
|
Will remove all fields in current MARC record. |
730 |
|
|
731 |
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 |
732 |
should probably just remove that subfield definition if you are not |
should probably just remove that subfield definition if you are not |
733 |
using C<marc_duplicate>). |
using C<marc_duplicate>). |
745 |
|
|
746 |
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
warn "### marc_remove before = ", dump( $marc ), $/ if ($debug > 2); |
747 |
|
|
748 |
my $i = 0; |
if ($f eq '*') { |
749 |
foreach ( 0 .. $#{ $marc } ) { |
|
750 |
last unless (defined $marc->[$i]); |
delete( $marc_record->[ $marc_record_offset ] ); |
751 |
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
752 |
if ($marc->[$i]->[0] eq $f) { |
|
753 |
if (! defined $sf) { |
} else { |
754 |
# remove whole field |
|
755 |
splice @$marc, $i, 1; |
my $i = 0; |
756 |
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
foreach ( 0 .. $#{ $marc } ) { |
757 |
$i--; |
last unless (defined $marc->[$i]); |
758 |
} else { |
warn "#### working on ",dump( @{ $marc->[$i] }), $/ if ($debug > 3); |
759 |
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
if ($marc->[$i]->[0] eq $f) { |
760 |
my $o = ($j * 2) + 3; |
if (! defined $sf) { |
761 |
if ($marc->[$i]->[$o] eq $sf) { |
# remove whole field |
762 |
# remove subfield |
splice @$marc, $i, 1; |
763 |
splice @{$marc->[$i]}, $o, 2; |
warn "#### slice \@\$marc, $i, 1 = ",dump( @{ $marc }), $/ if ($debug > 3); |
764 |
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
$i--; |
765 |
# is record now empty? |
} else { |
766 |
if ($#{ $marc->[$i] } == 2) { |
foreach my $j ( 0 .. (( $#{ $marc->[$i] } - 3 ) / 2) ) { |
767 |
splice @$marc, $i, 1; |
my $o = ($j * 2) + 3; |
768 |
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
if ($marc->[$i]->[$o] eq $sf) { |
769 |
$i--; |
# remove subfield |
770 |
}; |
splice @{$marc->[$i]}, $o, 2; |
771 |
|
warn "#### slice \@{\$marc->[$i]}, $o, 2 = ", dump( @{ $marc }), $/ if ($debug > 3); |
772 |
|
# is record now empty? |
773 |
|
if ($#{ $marc->[$i] } == 2) { |
774 |
|
splice @$marc, $i, 1; |
775 |
|
warn "#### slice \@\$marc, $i, 1 = ", dump( @{ $marc }), $/ if ($debug > 3); |
776 |
|
$i--; |
777 |
|
}; |
778 |
|
} |
779 |
} |
} |
780 |
} |
} |
781 |
} |
} |
782 |
|
$i++; |
783 |
} |
} |
|
$i++; |
|
|
} |
|
784 |
|
|
785 |
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
warn "### marc_remove($f", $sf ? ",$sf" : "", ") after = ", dump( $marc ), $/ if ($debug > 2); |
786 |
|
|
787 |
$marc_record->[ $marc_record_offset ] = $marc; |
$marc_record->[ $marc_record_offset ] = $marc; |
788 |
|
} |
789 |
|
|
790 |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
warn "## full marc_record = ", dump( @{ $marc_record }), $/ if ($debug > 1); |
791 |
} |
} |
792 |
|
|
793 |
|
=head2 marc_original_order |
794 |
|
|
795 |
|
Copy all subfields preserving original order to marc field. |
796 |
|
|
797 |
|
marc_original_order( marc_field_number, original_input_field_number ); |
798 |
|
|
799 |
|
Please note that field numbers are consistent with other commands (marc |
800 |
|
field number first), but somewhat counter-intuitive (destination and then |
801 |
|
source). |
802 |
|
|
803 |
|
You might want to use this command if you are just renaming subfields or |
804 |
|
using pre-processing modify_record in C<config.yml> and don't need any |
805 |
|
post-processing or want to preserve order of original subfields. |
806 |
|
|
807 |
|
|
808 |
|
=cut |
809 |
|
|
810 |
|
sub marc_original_order { |
811 |
|
|
812 |
|
my ($to, $from) = @_; |
813 |
|
die "marc_original_order needs from and to fields\n" unless ($from && $to); |
814 |
|
|
815 |
|
return unless defined($rec->{$from}); |
816 |
|
|
817 |
|
my $r = $rec->{$from}; |
818 |
|
die "record field $from isn't array ",dump( $rec ) unless (ref($r) eq 'ARRAY'); |
819 |
|
|
820 |
|
my ($i1,$i2) = defined($marc_indicators->{$to}) ? @{ $marc_indicators->{$to} } : (' ',' '); |
821 |
|
warn "## marc_original_order($to,$from) source = ", dump( $r ),$/ if ($debug > 1); |
822 |
|
|
823 |
|
foreach my $d (@$r) { |
824 |
|
|
825 |
|
if (! defined($d->{subfields}) && ref($d->{subfields}) ne 'ARRAY') { |
826 |
|
warn "# marc_original_order($to,$from): field $from doesn't have subfields specification\n"; |
827 |
|
next; |
828 |
|
} |
829 |
|
|
830 |
|
my @sfs = @{ $d->{subfields} }; |
831 |
|
|
832 |
|
die "field $from doesn't have even number of subfields specifications\n" unless($#sfs % 2 == 1); |
833 |
|
|
834 |
|
warn "#--> d: ",dump($d), "\n#--> sfs: ",dump(@sfs),$/ if ($debug > 2); |
835 |
|
|
836 |
|
my $m = [ $to, $i1, $i2 ]; |
837 |
|
|
838 |
|
while (my $sf = shift @sfs) { |
839 |
|
|
840 |
|
warn "#--> sf: ",dump($sf), $/ if ($debug > 2); |
841 |
|
my $offset = shift @sfs; |
842 |
|
die "corrupted sufields specification for field $from\n" unless defined($offset); |
843 |
|
|
844 |
|
my $v; |
845 |
|
if (ref($d->{$sf}) eq 'ARRAY') { |
846 |
|
$v = $d->{$sf}->[$offset] if (defined($d->{$sf}->[$offset])); |
847 |
|
} elsif ($offset == 0) { |
848 |
|
$v = $d->{$sf}; |
849 |
|
} else { |
850 |
|
die "field $from subfield '$sf' need occurence $offset which doesn't exist", dump($d->{$sf}); |
851 |
|
} |
852 |
|
push @$m, ( $sf, $v ) if (defined($v)); |
853 |
|
} |
854 |
|
|
855 |
|
if ($#{$m} > 2) { |
856 |
|
push @{ $marc_record->[ $marc_record_offset ] }, $m; |
857 |
|
} |
858 |
|
} |
859 |
|
|
860 |
|
warn "## marc_record = ", dump( $marc_record ),$/ if ($debug > 1); |
861 |
|
} |
862 |
|
|
863 |
|
=head2 marc_template |
864 |
|
|
865 |
|
=cut |
866 |
|
|
867 |
|
sub marc_template { |
868 |
|
my $args = {@_}; |
869 |
|
warn "## marc_template(",dump($args),")"; |
870 |
|
|
871 |
|
foreach ( qw/subfields_rename marc_template/ ) { |
872 |
|
# warn "ref($_) = ",ref($args->{$_}); |
873 |
|
die "$_ not ARRAY" if ref($args->{$_}) ne 'ARRAY'; |
874 |
|
} |
875 |
|
|
876 |
|
my $r = $rec->{ $args->{from} } || return; |
877 |
|
die "record field ", $args->{from}, " isn't array ",dump( $rec ) unless (ref($r) eq 'ARRAY'); |
878 |
|
|
879 |
|
my @subfields_rename = @{ $args->{subfields_rename} }; |
880 |
|
# warn "### subfields_rename [$#subfields_rename] = ",dump( @subfields_rename ); |
881 |
|
|
882 |
|
confess "need mapping in pairs for subfields_rename" |
883 |
|
if $#subfields_rename % 2 != 1; |
884 |
|
|
885 |
|
my ( $subfields_rename, $from_subfields, $to_subfields ); |
886 |
|
while ( my ( $from, $to ) = splice(@subfields_rename, 0, 2) ) { |
887 |
|
my ( $f, $t ) = ( |
888 |
|
$from_subfields->{ $from }++, |
889 |
|
$to_subfields->{ $to }++ |
890 |
|
); |
891 |
|
$subfields_rename->{ $from }->[ $f ] = [ $to => $t ]; |
892 |
|
} |
893 |
|
warn "### subfields_rename = ",dump( $subfields_rename ),$/; |
894 |
|
warn "### from_subfields = ", dump( $from_subfields ),$/; |
895 |
|
warn "### to_subfields = ", dump( $to_subfields ),$/; |
896 |
|
|
897 |
|
my $fields_re = join('|', keys %$to_subfields ); |
898 |
|
|
899 |
|
my $pos_templates; |
900 |
|
my $count; |
901 |
|
my @marc_order; |
902 |
|
my $marc_template_order; |
903 |
|
my $fill_in; |
904 |
|
my @marc_out; |
905 |
|
|
906 |
|
foreach my $template ( @{ $args->{marc_template} } ) { |
907 |
|
$count = {}; |
908 |
|
@marc_order = (); |
909 |
|
sub my_count { |
910 |
|
my $sf = shift; |
911 |
|
my $nr = $count->{$sf}++; |
912 |
|
push @marc_order, [ $sf, $nr ]; |
913 |
|
return $sf . $nr; |
914 |
|
} |
915 |
|
my $pos_template = $template; |
916 |
|
$pos_template =~ s/($fields_re)/my_count($1)/ge; |
917 |
|
my $count_key = dump( $count ); |
918 |
|
warn "### template: |$template| -> |$pos_template| count = $count_key marc_order = ",dump( @marc_order ),$/; |
919 |
|
$pos_templates->{ $count_key } = $pos_template; |
920 |
|
$marc_template_order->{ $pos_template } = [ @marc_order ]; |
921 |
|
} |
922 |
|
warn "### from ",dump( $args->{marc_template} ), " created ", dump( $pos_templates ), " and ", dump( $marc_template_order ); |
923 |
|
|
924 |
|
my $m; |
925 |
|
|
926 |
|
foreach my $r ( @{ $rec->{ $args->{from} } } ) { |
927 |
|
|
928 |
|
my $i1 = $r->{i1} || ' '; |
929 |
|
my $i2 = $r->{i2} || ' '; |
930 |
|
$m = [ $args->{to}, $i1, $i2 ]; |
931 |
|
|
932 |
|
warn "### r = ",dump( $r ); |
933 |
|
|
934 |
|
my ( $new_r, $from_count, $to_count ); |
935 |
|
foreach my $sf ( keys %{$r} ) { |
936 |
|
# skip everything which isn't one char subfield (e.g. 'subfields') |
937 |
|
next unless $sf =~ m/^\w$/; |
938 |
|
my $nr = $from_count->{$sf}++; |
939 |
|
my $rename_to = $subfields_rename->{ $sf } || |
940 |
|
die "can't find subfield rename for $sf/$nr in ", dump( $subfields_rename ); |
941 |
|
warn "### rename $sf/$nr to ", dump( $rename_to->[$nr] ), $/; |
942 |
|
my ( $to_sf, $to_nr ) = @{ $rename_to->[$nr] }; |
943 |
|
$new_r->{ $to_sf }->[ $to_nr ] = [ $sf => $nr ]; |
944 |
|
|
945 |
|
$to_count->{ $to_sf }++; |
946 |
|
} |
947 |
|
|
948 |
|
warn "### new_r = ",dump( $new_r ); |
949 |
|
|
950 |
|
my $from_count_key = dump( $to_count ); |
951 |
|
|
952 |
|
warn "### from_count = ",dump( $from_count ), $/; |
953 |
|
warn "### to_count = ",dump( $to_count ), $/; |
954 |
|
|
955 |
|
my $template = $pos_templates->{ $from_count_key } || |
956 |
|
die "I don't have template for:\n$from_count_key\n## available templates\n", dump( $pos_templates ); |
957 |
|
|
958 |
|
warn "### selected template: |$template|\n"; |
959 |
|
|
960 |
|
$fill_in = {}; |
961 |
|
|
962 |
|
foreach my $sf ( split(/\|/, $template ) ) { |
963 |
|
sub fill_in { |
964 |
|
my ( $r, $sf, $nr ) = @_; |
965 |
|
my ( $from_sf, $from_nr ) = @{ $new_r->{ $sf }->[ $nr ] }; |
966 |
|
my $v = $r->{ $from_sf }; # || die "no $from_sf/$from_nr"; |
967 |
|
warn "#### fill_in( $sf, $nr ) = $from_sf/$from_nr >>>> ",dump( $v ), $/; |
968 |
|
if ( ref( $v ) eq 'ARRAY' ) { |
969 |
|
$fill_in->{$sf}->[$nr] = $v->[$from_nr]; |
970 |
|
return $v->[$from_nr]; |
971 |
|
} elsif ( $from_nr == 0 ) { |
972 |
|
$fill_in->{$sf}->[$nr] = $v; |
973 |
|
return $v; |
974 |
|
} else { |
975 |
|
die "requested subfield $from_sf/$from_nr but it's ",dump( $v ); |
976 |
|
} |
977 |
|
} |
978 |
|
warn "#### $sf <<<< $fields_re\n"; |
979 |
|
$sf =~ s/($fields_re)(\d+)/fill_in($r,$1,$2)/ge; |
980 |
|
warn "#### >>>> $sf with fill_in = ",dump( $fill_in ),$/; |
981 |
|
} |
982 |
|
|
983 |
|
warn "## template: |$template|\n## marc_template_order = ",dump( $marc_template_order ); |
984 |
|
|
985 |
|
foreach my $sf ( @{ $marc_template_order->{$template} } ) { |
986 |
|
my ( $sf, $nr ) = @$sf; |
987 |
|
my $v = $fill_in->{$sf}->[$nr] || die "can't find fill_in $sf/$nr"; |
988 |
|
warn "++ $sf/$nr |$v|\n"; |
989 |
|
push @$m, ( $sf, $v ); |
990 |
|
} |
991 |
|
|
992 |
|
warn "#### >>>> created marc: ", dump( $m ); |
993 |
|
|
994 |
|
push @marc_out, $m; |
995 |
|
} |
996 |
|
|
997 |
|
warn "### marc_template produced: ",dump( @marc_out ); |
998 |
|
|
999 |
|
foreach my $marc ( @marc_out ) { |
1000 |
|
warn "+++ ",dump( $marc ); |
1001 |
|
push @{ $marc_record->[ $marc_record_offset ] }, $marc; |
1002 |
|
} |
1003 |
|
} |
1004 |
|
|
1005 |
|
=head2 marc_count |
1006 |
|
|
1007 |
|
Return number of MARC records created using L</marc_duplicate>. |
1008 |
|
|
1009 |
|
print "created ", marc_count(), " records"; |
1010 |
|
|
1011 |
|
=cut |
1012 |
|
|
1013 |
|
sub marc_count { |
1014 |
|
return $#{ $marc_record }; |
1015 |
|
} |
1016 |
|
|
1017 |
|
|
1018 |
=head1 Functions to extract data from input |
=head1 Functions to extract data from input |
1019 |
|
|
1020 |
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 |
1021 |
above. |
above. |
1022 |
|
|
1023 |
|
=head2 _pack_subfields_hash |
1024 |
|
|
1025 |
|
@subfields = _pack_subfields_hash( $h ); |
1026 |
|
$subfields = _pack_subfields_hash( $h, 1 ); |
1027 |
|
|
1028 |
|
Return each subfield value in array or pack them all together and return scalar |
1029 |
|
with subfields (denoted by C<^>) and values. |
1030 |
|
|
1031 |
|
=cut |
1032 |
|
|
1033 |
|
sub _pack_subfields_hash { |
1034 |
|
|
1035 |
|
warn "## _pack_subfields_hash( ",dump(@_), " )\n" if ($debug > 1); |
1036 |
|
|
1037 |
|
my ($h,$include_subfields) = @_; |
1038 |
|
|
1039 |
|
# sanity and ease of use |
1040 |
|
return $h if (ref($h) ne 'HASH'); |
1041 |
|
|
1042 |
|
if ( defined($h->{subfields}) ) { |
1043 |
|
my $sfs = delete $h->{subfields} || die "no subfields?"; |
1044 |
|
my @out; |
1045 |
|
while (@$sfs) { |
1046 |
|
my $sf = shift @$sfs; |
1047 |
|
push @out, '^' . $sf if ($include_subfields); |
1048 |
|
my $o = shift @$sfs; |
1049 |
|
if ($o == 0 && ref( $h->{$sf} ) ne 'ARRAY' ) { |
1050 |
|
# single element subfields are not arrays |
1051 |
|
#warn "====> $sf $o / $#$sfs ", dump( $sfs, $h->{$sf} ), "\n"; |
1052 |
|
|
1053 |
|
push @out, $h->{$sf}; |
1054 |
|
} else { |
1055 |
|
#warn "====> $sf $o / $#$sfs ", dump( $sfs, $h->{$sf} ), "\n"; |
1056 |
|
push @out, $h->{$sf}->[$o]; |
1057 |
|
} |
1058 |
|
} |
1059 |
|
if ($include_subfields) { |
1060 |
|
return join('', @out); |
1061 |
|
} else { |
1062 |
|
return @out; |
1063 |
|
} |
1064 |
|
} else { |
1065 |
|
if ($include_subfields) { |
1066 |
|
my $out = ''; |
1067 |
|
foreach my $sf (sort keys %$h) { |
1068 |
|
if (ref($h->{$sf}) eq 'ARRAY') { |
1069 |
|
$out .= '^' . $sf . join('^' . $sf, @{ $h->{$sf} }); |
1070 |
|
} else { |
1071 |
|
$out .= '^' . $sf . $h->{$sf}; |
1072 |
|
} |
1073 |
|
} |
1074 |
|
return $out; |
1075 |
|
} else { |
1076 |
|
# FIXME this should probably be in alphabetical order instead of hash order |
1077 |
|
values %{$h}; |
1078 |
|
} |
1079 |
|
} |
1080 |
|
} |
1081 |
|
|
1082 |
=head2 rec1 |
=head2 rec1 |
1083 |
|
|
1084 |
Return all values in some field |
Return all values in some field |
1095 |
return unless (defined($rec) && defined($rec->{$f})); |
return unless (defined($rec) && defined($rec->{$f})); |
1096 |
warn "rec1($f) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
warn "rec1($f) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
1097 |
if (ref($rec->{$f}) eq 'ARRAY') { |
if (ref($rec->{$f}) eq 'ARRAY') { |
1098 |
return map { |
my @out; |
1099 |
if (ref($_) eq 'HASH') { |
foreach my $h ( @{ $rec->{$f} } ) { |
1100 |
values %{$_}; |
if (ref($h) eq 'HASH') { |
1101 |
|
push @out, ( _pack_subfields_hash( $h ) ); |
1102 |
} else { |
} else { |
1103 |
$_; |
push @out, $h; |
1104 |
} |
} |
1105 |
} @{ $rec->{$f} }; |
} |
1106 |
|
return @out; |
1107 |
} elsif( defined($rec->{$f}) ) { |
} elsif( defined($rec->{$f}) ) { |
1108 |
return $rec->{$f}; |
return $rec->{$f}; |
1109 |
} |
} |
1121 |
my $f = shift; |
my $f = shift; |
1122 |
return unless (defined($rec && $rec->{$f})); |
return unless (defined($rec && $rec->{$f})); |
1123 |
my $sf = shift; |
my $sf = shift; |
1124 |
return map { $_->{$sf} } grep { ref($_) eq 'HASH' && $_->{$sf} } @{ $rec->{$f} }; |
warn "rec2($f,$sf) = ", dump( $rec->{$f} ), $/ if ($debug > 1); |
1125 |
|
return map { |
1126 |
|
if (ref($_->{$sf}) eq 'ARRAY') { |
1127 |
|
@{ $_->{$sf} }; |
1128 |
|
} else { |
1129 |
|
$_->{$sf}; |
1130 |
|
} |
1131 |
|
} grep { ref($_) eq 'HASH' && $_->{$sf} } @{ $rec->{$f} }; |
1132 |
} |
} |
1133 |
|
|
1134 |
=head2 rec |
=head2 rec |
1138 |
@v = rec('200') |
@v = rec('200') |
1139 |
@v = rec('200','a') |
@v = rec('200','a') |
1140 |
|
|
1141 |
|
If rec() returns just single value, it will |
1142 |
|
return scalar, not array. |
1143 |
|
|
1144 |
=cut |
=cut |
1145 |
|
|
1146 |
sub rec { |
sub rec { |
1147 |
|
my @out; |
1148 |
if ($#_ == 0) { |
if ($#_ == 0) { |
1149 |
return rec1(@_); |
@out = rec1(@_); |
1150 |
} elsif ($#_ == 1) { |
} elsif ($#_ == 1) { |
1151 |
return rec2(@_); |
@out = rec2(@_); |
1152 |
|
} |
1153 |
|
if ($#out == 0 && ! wantarray) { |
1154 |
|
return $out[0]; |
1155 |
|
} elsif (@out) { |
1156 |
|
return @out; |
1157 |
|
} else { |
1158 |
|
return ''; |
1159 |
} |
} |
1160 |
} |
} |
1161 |
|
|
1162 |
|
=head2 frec |
1163 |
|
|
1164 |
|
Returns first value from field |
1165 |
|
|
1166 |
|
$v = frec('200'); |
1167 |
|
$v = frec('200','a'); |
1168 |
|
|
1169 |
|
=cut |
1170 |
|
|
1171 |
|
sub frec { |
1172 |
|
my @out = rec(@_); |
1173 |
|
warn "rec(",dump(@_),") has more than one return value, ignoring\n" if $#out > 0; |
1174 |
|
return shift @out; |
1175 |
|
} |
1176 |
|
|
1177 |
|
=head2 frec_eq |
1178 |
|
|
1179 |
|
=head2 frec_ne |
1180 |
|
|
1181 |
|
Check if first values from two fields are same or different |
1182 |
|
|
1183 |
|
if ( frec_eq( 900 => 'a', 910 => 'c' ) ) { |
1184 |
|
# values are same |
1185 |
|
} else { |
1186 |
|
# values are different |
1187 |
|
} |
1188 |
|
|
1189 |
|
Strictly speaking C<frec_eq> and C<frec_ne> wouldn't be needed if you |
1190 |
|
could write something like: |
1191 |
|
|
1192 |
|
if ( frec( '900','a' ) eq frec( '910','c' ) ) { |
1193 |
|
# yada tada |
1194 |
|
} |
1195 |
|
|
1196 |
|
but you can't since our parser L<WebPAC::Parser> will remove all whitespaces |
1197 |
|
in order to parse text and create invalid function C<eqfrec>. |
1198 |
|
|
1199 |
|
=cut |
1200 |
|
|
1201 |
|
sub frec_eq { |
1202 |
|
my ( $f1,$sf1, $f2, $sf2 ) = @_; |
1203 |
|
return (rec( $f1, $sf1 ))[0] eq (rec( $f2, $sf2 ))[0]; |
1204 |
|
} |
1205 |
|
|
1206 |
|
sub frec_ne { |
1207 |
|
return ! frec_eq( @_ ); |
1208 |
|
} |
1209 |
|
|
1210 |
=head2 regex |
=head2 regex |
1211 |
|
|
1212 |
Apply regex to some or all values |
Apply regex to some or all values |
1236 |
=cut |
=cut |
1237 |
|
|
1238 |
sub prefix { |
sub prefix { |
1239 |
my $p = shift or die "prefix needs string as first argument"; |
my $p = shift; |
1240 |
|
return @_ unless defined( $p ); |
1241 |
return map { $p . $_ } grep { defined($_) } @_; |
return map { $p . $_ } grep { defined($_) } @_; |
1242 |
} |
} |
1243 |
|
|
1250 |
=cut |
=cut |
1251 |
|
|
1252 |
sub suffix { |
sub suffix { |
1253 |
my $s = shift or die "suffix needs string as first argument"; |
my $s = shift; |
1254 |
|
return @_ unless defined( $s ); |
1255 |
return map { $_ . $s } grep { defined($_) } @_; |
return map { $_ . $s } grep { defined($_) } @_; |
1256 |
} |
} |
1257 |
|
|
1264 |
=cut |
=cut |
1265 |
|
|
1266 |
sub surround { |
sub surround { |
1267 |
my $p = shift or die "surround need prefix as first argument"; |
my $p = shift; |
1268 |
my $s = shift or die "surround needs suffix as second argument"; |
my $s = shift; |
1269 |
|
$p = '' unless defined( $p ); |
1270 |
|
$s = '' unless defined( $s ); |
1271 |
return map { $p . $_ . $s } grep { defined($_) } @_; |
return map { $p . $_ . $s } grep { defined($_) } @_; |
1272 |
} |
} |
1273 |
|
|
1288 |
|
|
1289 |
Consult lookup hashes for some value |
Consult lookup hashes for some value |
1290 |
|
|
1291 |
@v = lookup( $v ); |
@v = lookup( |
1292 |
@v = lookup( @v ); |
sub { |
1293 |
|
'ffkk/peri/mfn'.rec('000') |
1294 |
|
}, |
1295 |
|
'ffkk','peri','200-a-200-e', |
1296 |
|
sub { |
1297 |
|
first(rec(200,'a')).' '.first(rec('200','e')) |
1298 |
|
} |
1299 |
|
); |
1300 |
|
|
1301 |
|
Code like above will be B<automatically generated> using L<WebPAC::Parse> from |
1302 |
|
normal lookup definition in C<conf/lookup/something.pl> which looks like: |
1303 |
|
|
1304 |
|
lookup( |
1305 |
|
# which results to return from record recorded in lookup |
1306 |
|
sub { 'ffkk/peri/mfn' . rec('000') }, |
1307 |
|
# from which database and input |
1308 |
|
'ffkk','peri', |
1309 |
|
# such that following values match |
1310 |
|
sub { first(rec(200,'a')) . ' ' . first(rec('200','e')) }, |
1311 |
|
# if this part is missing, we will try to match same fields |
1312 |
|
# from lookup record and current one, or you can override |
1313 |
|
# which records to use from current record using |
1314 |
|
sub { rec('900','x') . ' ' . rec('900','y') }, |
1315 |
|
) |
1316 |
|
|
1317 |
|
You can think about this lookup as SQL (if that helps): |
1318 |
|
|
1319 |
|
select |
1320 |
|
sub { what } |
1321 |
|
from |
1322 |
|
database, input |
1323 |
|
where |
1324 |
|
sub { filter from lookuped record } |
1325 |
|
having |
1326 |
|
sub { optional filter on current record } |
1327 |
|
|
1328 |
|
Easy as pie, right? |
1329 |
|
|
1330 |
=cut |
=cut |
1331 |
|
|
1332 |
sub lookup { |
sub lookup { |
1333 |
my $k = shift or return; |
my ($what, $database, $input, $key, $having) = @_; |
1334 |
return unless (defined($lookup->{$k})); |
|
1335 |
if (ref($lookup->{$k}) eq 'ARRAY') { |
confess "lookup needs 5 arguments: what, database, input, key, having\n" unless ($#_ == 4); |
1336 |
return @{ $lookup->{$k} }; |
|
1337 |
|
warn "## lookup ($database, $input, $key)", $/ if ($debug > 1); |
1338 |
|
return unless (defined($lookup->{$database}->{$input}->{$key})); |
1339 |
|
|
1340 |
|
confess "lookup really need load_row_coderef added to data_structure\n" unless ($load_row_coderef); |
1341 |
|
|
1342 |
|
my $mfns; |
1343 |
|
my @having = $having->(); |
1344 |
|
|
1345 |
|
warn "## having = ", dump( @having ) if ($debug > 2); |
1346 |
|
|
1347 |
|
foreach my $h ( @having ) { |
1348 |
|
if (defined($lookup->{$database}->{$input}->{$key}->{$h})) { |
1349 |
|
warn "lookup for $database/$input/$key/$h return ",dump($lookup->{$database}->{$input}->{$key}->{$h}),"\n" if ($debug); |
1350 |
|
$mfns->{$_}++ foreach keys %{ $lookup->{$database}->{$input}->{$key}->{$h} }; |
1351 |
|
} |
1352 |
|
} |
1353 |
|
|
1354 |
|
return unless ($mfns); |
1355 |
|
|
1356 |
|
my @mfns = sort keys %$mfns; |
1357 |
|
|
1358 |
|
warn "# lookup loading $database/$input/$key mfn ", join(",",@mfns)," having ",dump(@having),"\n" if ($debug); |
1359 |
|
|
1360 |
|
my $old_rec = $rec; |
1361 |
|
my @out; |
1362 |
|
|
1363 |
|
foreach my $mfn (@mfns) { |
1364 |
|
$rec = $load_row_coderef->( $database, $input, $mfn ); |
1365 |
|
|
1366 |
|
warn "got $database/$input/$mfn = ", dump($rec), $/ if ($debug); |
1367 |
|
|
1368 |
|
my @vals = $what->(); |
1369 |
|
|
1370 |
|
push @out, ( @vals ); |
1371 |
|
|
1372 |
|
warn "lookup for mfn $mfn returned ", dump(@vals), $/ if ($debug); |
1373 |
|
} |
1374 |
|
|
1375 |
|
# if (ref($lookup->{$k}) eq 'ARRAY') { |
1376 |
|
# return @{ $lookup->{$k} }; |
1377 |
|
# } else { |
1378 |
|
# return $lookup->{$k}; |
1379 |
|
# } |
1380 |
|
|
1381 |
|
$rec = $old_rec; |
1382 |
|
|
1383 |
|
warn "## lookup returns = ", dump(@out), $/ if ($debug); |
1384 |
|
|
1385 |
|
if ($#out == 0) { |
1386 |
|
return $out[0]; |
1387 |
|
} else { |
1388 |
|
return @out; |
1389 |
|
} |
1390 |
|
} |
1391 |
|
|
1392 |
|
=head2 save_into_lookup |
1393 |
|
|
1394 |
|
Save value into lookup. It associates current database, input |
1395 |
|
and specific keys with one or more values which will be |
1396 |
|
associated over MFN. |
1397 |
|
|
1398 |
|
MFN will be extracted from first occurence current of field 000 |
1399 |
|
in current record, or if it doesn't exist from L<_set_config> C<_mfn>. |
1400 |
|
|
1401 |
|
my $nr = save_into_lookup($database,$input,$key,sub { |
1402 |
|
# code which produce one or more values |
1403 |
|
}); |
1404 |
|
|
1405 |
|
It returns number of items saved. |
1406 |
|
|
1407 |
|
This function shouldn't be called directly, it's called from code created by |
1408 |
|
L<WebPAC::Parser>. |
1409 |
|
|
1410 |
|
=cut |
1411 |
|
|
1412 |
|
sub save_into_lookup { |
1413 |
|
my ($database,$input,$key,$coderef) = @_; |
1414 |
|
die "save_into_lookup needs database" unless defined($database); |
1415 |
|
die "save_into_lookup needs input" unless defined($input); |
1416 |
|
die "save_into_lookup needs key" unless defined($key); |
1417 |
|
die "save_into_lookup needs CODE" unless ( defined($coderef) && ref($coderef) eq 'CODE' ); |
1418 |
|
|
1419 |
|
warn "## save_into_lookup rec = ", dump($rec), " config = ", dump($config), $/ if ($debug > 2); |
1420 |
|
|
1421 |
|
my $mfn = |
1422 |
|
defined($rec->{'000'}->[0]) ? $rec->{'000'}->[0] : |
1423 |
|
defined($config->{_mfn}) ? $config->{_mfn} : |
1424 |
|
die "mfn not defined or zero"; |
1425 |
|
|
1426 |
|
my $nr = 0; |
1427 |
|
|
1428 |
|
foreach my $v ( $coderef->() ) { |
1429 |
|
$lookup->{$database}->{$input}->{$key}->{$v}->{$mfn}++; |
1430 |
|
warn "# saved lookup $database/$input/$key [$v] $mfn\n" if ($debug > 1); |
1431 |
|
$nr++; |
1432 |
|
} |
1433 |
|
|
1434 |
|
return $nr; |
1435 |
|
} |
1436 |
|
|
1437 |
|
=head2 config |
1438 |
|
|
1439 |
|
Consult config values stored in C<config.yml> |
1440 |
|
|
1441 |
|
# return database code (key under databases in yaml) |
1442 |
|
$database_code = config(); # use _ from hash |
1443 |
|
$database_name = config('name'); |
1444 |
|
$database_input_name = config('input name'); |
1445 |
|
|
1446 |
|
Up to three levels are supported. |
1447 |
|
|
1448 |
|
=cut |
1449 |
|
|
1450 |
|
sub config { |
1451 |
|
return unless ($config); |
1452 |
|
|
1453 |
|
my $p = shift; |
1454 |
|
|
1455 |
|
$p ||= ''; |
1456 |
|
|
1457 |
|
my $v; |
1458 |
|
|
1459 |
|
warn "### getting config($p)\n" if ($debug > 1); |
1460 |
|
|
1461 |
|
my @p = split(/\s+/,$p); |
1462 |
|
if ($#p < 0) { |
1463 |
|
$v = $config->{ '_' }; # special, database code |
1464 |
} else { |
} else { |
1465 |
return $lookup->{$k}; |
|
1466 |
|
my $c = dclone( $config ); |
1467 |
|
|
1468 |
|
foreach my $k (@p) { |
1469 |
|
warn "### k: $k c = ",dump($c),$/ if ($debug > 1); |
1470 |
|
if (ref($c) eq 'ARRAY') { |
1471 |
|
$c = shift @$c; |
1472 |
|
warn "config($p) taking first occurence of '$k', probably not what you wanted!\n"; |
1473 |
|
last; |
1474 |
|
} |
1475 |
|
|
1476 |
|
if (! defined($c->{$k}) ) { |
1477 |
|
$c = undef; |
1478 |
|
last; |
1479 |
|
} else { |
1480 |
|
$c = $c->{$k}; |
1481 |
|
} |
1482 |
|
} |
1483 |
|
$v = $c if ($c); |
1484 |
|
|
1485 |
} |
} |
1486 |
|
|
1487 |
|
warn "## config( '$p' ) = ",dump( $v ),$/ if ($v && $debug); |
1488 |
|
warn "config( '$p' ) is empty\n" if (! $v); |
1489 |
|
|
1490 |
|
return $v; |
1491 |
|
} |
1492 |
|
|
1493 |
|
=head2 id |
1494 |
|
|
1495 |
|
Returns unique id of this record |
1496 |
|
|
1497 |
|
$id = id(); |
1498 |
|
|
1499 |
|
Returns C<42/2> for 2nd occurence of MFN 42. |
1500 |
|
|
1501 |
|
=cut |
1502 |
|
|
1503 |
|
sub id { |
1504 |
|
my $mfn = $config->{_mfn} || die "no _mfn in config data"; |
1505 |
|
return $mfn . $#{$marc_record} ? $#{$marc_record} + 1 : ''; |
1506 |
} |
} |
1507 |
|
|
1508 |
=head2 join_with |
=head2 join_with |
1515 |
|
|
1516 |
sub join_with { |
sub join_with { |
1517 |
my $d = shift; |
my $d = shift; |
1518 |
return join($d, grep { defined($_) && $_ ne '' } @_); |
warn "### join_with('$d',",dump(@_),")\n" if ($debug > 2); |
1519 |
|
my $v = join($d, grep { defined($_) && $_ ne '' } @_); |
1520 |
|
return '' unless defined($v); |
1521 |
|
return $v; |
1522 |
} |
} |
1523 |
|
|
1524 |
=head2 split_rec_on |
=head2 split_rec_on |
1546 |
my $v = shift @r; |
my $v = shift @r; |
1547 |
warn "### first rec($fld,$sf) = ",dump($v),$/ if ($debug > 2); |
warn "### first rec($fld,$sf) = ",dump($v),$/ if ($debug > 2); |
1548 |
|
|
1549 |
return '' if( ! defined($v) || $v =~ /^\s*$/); |
return '' if ( ! defined($v) || $v =~ /^\s*$/); |
1550 |
|
|
1551 |
my @s = split( $regex, $v ); |
my @s = split( $regex, $v ); |
1552 |
warn "## split_rec_on($fld,$sf,$regex,$part) = ",dump(@s),$/ if ($debug > 1); |
warn "## split_rec_on($fld,$sf,$regex,$part) = ",dump(@s),$/ if ($debug > 1); |
1557 |
} |
} |
1558 |
} |
} |
1559 |
|
|
1560 |
|
my $hash; |
1561 |
|
|
1562 |
|
=head2 set |
1563 |
|
|
1564 |
|
set( key => 'value' ); |
1565 |
|
|
1566 |
|
=cut |
1567 |
|
|
1568 |
|
sub set { |
1569 |
|
my ($k,$v) = @_; |
1570 |
|
warn "## set ( $k => ", dump($v), " )", $/ if ( $debug ); |
1571 |
|
$hash->{$k} = $v; |
1572 |
|
}; |
1573 |
|
|
1574 |
|
=head2 get |
1575 |
|
|
1576 |
|
get( 'key' ); |
1577 |
|
|
1578 |
|
=cut |
1579 |
|
|
1580 |
|
sub get { |
1581 |
|
my $k = shift || return; |
1582 |
|
my $v = $hash->{$k}; |
1583 |
|
warn "## get $k = ", dump( $v ), $/ if ( $debug ); |
1584 |
|
return $v; |
1585 |
|
} |
1586 |
|
|
1587 |
|
=head2 count |
1588 |
|
|
1589 |
|
if ( count( @result ) == 1 ) { |
1590 |
|
# do something if only 1 result is there |
1591 |
|
} |
1592 |
|
|
1593 |
|
=cut |
1594 |
|
|
1595 |
|
sub count { |
1596 |
|
warn "## count ",dump(@_),$/ if ( $debug ); |
1597 |
|
return @_ . ''; |
1598 |
|
} |
1599 |
|
|
1600 |
# END |
# END |
1601 |
1; |
1; |