1 use strict; use warnings;
2 package OpenILS::Application::Cat::Merge;
3 use base qw/OpenILS::Application/;
4 use OpenSRF::Application;
5 use OpenILS::Application::AppUtils;
6 use OpenSRF::EX qw(:try);
7 use OpenILS::Utils::Fieldmapper;
9 use OpenSRF::Utils::Logger qw($logger);
11 my $U = "OpenILS::Application::AppUtils";
16 # removes items from an array and returns the removed items
17 # example : my @d = rgrep(sub { $_ =~ /o/ }, \@a);
18 # there's surely a smarter way to do this
20 my( $sub, $arr ) = @_;
22 for( my $i = 0; $i < @$arr; $i++ ) {
26 splice(@$arr, $i--, 1);
35 # takes a master record and a list of
36 # sub-records to merge into the master record
38 my( $editor, $master, $records ) = @_;
40 # bib records are global objects, so no org context required.
41 return (undef, $editor->die_event)
42 unless $editor->allowed('MERGE_BIB_RECORDS');
47 my %r = map { $_ => 1 } ($master, @$records); # unique the ids
50 my $reqr = $editor->requestor;
51 $logger->activity("merge: user ".$reqr->id." merging bib records: @recs with master = $master");
53 # -----------------------------------------------------------
54 # collect all of the volumes, merge any with duplicate
55 # labels, then move all of the volumes to the master record
56 # -----------------------------------------------------------
59 my $vs = $editor->search_asset_call_number({record => $_, deleted=>'f'});
60 push( @volumes, @$vs );
63 $logger->info("merge: merge recovered ".scalar(@volumes)." total volumes");
66 # de-duplicate any volumes with the same label and owning_lib
70 for my $v (@volumes) {
72 my $o = $v->owning_lib;
74 if($seen_vols{$v->id}) {
75 $logger->debug("merge: skipping ".$v->id." since it's already been merged");
79 $seen_vols{$v->id} = 1;
81 $logger->debug("merge: [".$v->id."] looking for dupes with label $l and owning_lib $o");
84 for my $vv (@volumes) {
85 if( $vv->label eq $v->label and $vv->owning_lib == $v->owning_lib ) {
86 $logger->debug("merge: pushing dupe volume ".$vv->id) if @dups;
88 $seen_vols{$vv->id} = 1;
93 $logger->debug("merge: pushing unique volume into trimmed volume set: ".$v->id);
94 push( @trimmed, @dups );
97 my($vol, $e) = merge_volumes($editor, \@dups);
99 $logger->debug("merge: pushing vol-merged volume into trimmed volume set: ".$vol->id);
100 push(@trimmed, $vol);
104 my $s = 'merge: trimmed volume set contains the following vols: ';
105 $s .= 'id = '.$_->id .' : record = '.$_->record.' | ' for @trimmed;
108 # make all the volumes point to the master record
110 for $vol (@trimmed) {
111 if( $vol->record ne $master ) {
113 $logger->debug("merge: moving volume ".
114 $vol->id." from record ".$vol->record. " to $master");
116 $vol->editor( $editor->requestor->id );
117 $vol->edit_date('now');
118 $vol->record( $master );
119 $editor->update_asset_call_number($vol)
120 or return $editor->die_event;
124 # cycle through and delete the non-master records
125 for my $rec (@recs) {
127 my $record = $editor->retrieve_biblio_record_entry($rec)
128 or return $editor->die_event;
130 $logger->debug("merge: seeing if record $rec needs to be deleted or un-deleted");
132 if( $rec == $master ) {
133 # make sure the master record is not deleted
134 if( $U->is_true($record->deleted) ) {
135 $logger->info("merge: master record is marked as deleted...un-deleting.");
136 $record->deleted('f');
137 $record->editor($reqr->id);
138 $record->edit_date('now');
139 $editor->update_biblio_record_entry($record)
140 or return $editor->die_event;
144 $logger->info("merge: deleting record $rec");
145 $record->deleted('t');
146 $record->editor($reqr->id);
147 $record->edit_date('now');
148 $editor->update_biblio_record_entry($record)
149 or return $editor->die_event;
158 # takes a list of volume objects, picks the volume with most
159 # copies and moves all copies attached to the other volumes
160 # into said volume. all other volumes are deleted
162 my( $editor, $volumes, $master ) = @_;
166 return ($$volumes[0]) if !$master and @$volumes == 1;
168 return ($$volumes[0]) if
169 $master and @$volumes == 1
170 and $master->id == $$volumes[0]->id;
172 $logger->debug("merge: fetching copies for volume list of size ".scalar(@$volumes));
174 # collect all of the copies attached to the selected volumes
176 $copies{$_->id} = $editor->search_asset_copy({call_number=>$_->id, deleted=>'f'});
177 $logger->debug("merge: found ".scalar(@{$copies{$_->id}})." copies for volume ".$_->id);
183 # the caller has chosen the master record
184 $bigcn = $master->id;
185 push( @$volumes, $master );
189 # find the CN with the most copies and make it the master CN
191 for my $cn (keys %copies) {
192 my $count = scalar(@{$copies{$cn}});
193 if( $count > $big ) {
200 $bigcn = $$volumes[0]->id unless $bigcn;
202 $logger->info("merge: merge using volume $bigcn as the master");
204 # now move all of the copies to the new volume
205 for my $cn (keys %copies) {
206 next if $cn == $bigcn;
207 for my $copy (@{$copies{$cn}}) {
208 $logger->debug("merge: setting call_number to $bigcn for copy ".$copy->id);
209 $copy->call_number($bigcn);
210 $copy->editor($editor->requestor->id);
211 $copy->edit_date('now');
212 $editor->update_asset_copy($copy) or return (undef, $editor->die_event);
217 next if $_->id == $bigcn;
218 $logger->debug("merge: marking call_number as deleted: ".$_->id);
220 $_->editor($editor->requestor->id);
221 $_->edit_date('now');
222 $editor->update_asset_call_number($_) or return (undef, $editor->die_event);
223 merge_volume_holds($editor, $bigcn, $_->id);
226 my ($mvol) = grep { $_->id == $bigcn } @$volumes;
227 $logger->debug("merge: returning master volume ".$mvol->id);
231 sub merge_volume_holds {
232 my($e, $master_id, $vol_id) = @_;
234 my $holds = $e->search_action_hold_request(
235 { cancel_time => undef,
236 fulfillment_time => undef,
242 for my $hold (@$holds) {
244 $logger->info("Changing hold ".$hold->id.
245 " target from ".$hold->target." to $master_id in volume merge");
247 $hold->target($master_id);
248 unless($e->update_action_hold_request($hold)) {
250 $logger->error("Error updating hold ". $evt->textcode .":". $evt->desc .":". $evt->stacktrace);