1 package OpenILS::Application::Storage::Publisher::metabib;
2 use base qw/OpenILS::Application::Storage::Publisher/;
4 use OpenSRF::EX qw/:try/;
5 use OpenILS::Application::Storage::FTS;
6 use OpenILS::Utils::Fieldmapper;
7 use OpenSRF::Utils::Logger qw/:level/;
8 use OpenSRF::Utils::Cache;
10 use Digest::MD5 qw/md5_hex/;
12 my $log = 'OpenSRF::Utils::Logger';
16 sub metarecord_copy_count {
22 my $sm_table = metabib::metarecord_source_map->table;
23 my $cn_table = asset::call_number->table;
24 my $cp_table = asset::copy->table;
25 my $out_table = actor::org_unit_type->table;
26 my $descendants = "actor.org_unit_descendants(u.id)";
27 my $ancestors = "actor.org_unit_ancestors(?)";
35 JOIN $cn_table cn ON (cn.record = r.source)
36 JOIN $cp_table cp ON (cn.id = cp.call_number)
37 JOIN $descendants a ON (cp.circ_lib = a.id)
38 WHERE r.metarecord = ?)
43 JOIN $cn_table cn ON (cn.record = r.source)
44 JOIN $cp_table cp ON (cn.id = cp.call_number)
45 JOIN $descendants a ON (cp.circ_lib = a.id)
46 WHERE r.metarecord = ?
47 AND cp.available IS TRUE)
51 JOIN $out_table t ON (u.ou_type = t.id)
55 my $sth = metabib::metarecord_source_map->db_Main->prepare_cached($sql);
56 $sth->execute(''.$args{metarecord}, ''.$args{metarecord}, ''.$args{org_unit});
57 while ( my $row = $sth->fetchrow_hashref ) {
58 $client->respond( $row );
62 __PACKAGE__->register_method(
63 api_name => 'open-ils.storage.metabib.metarecord.copy_count',
64 method => 'metarecord_copy_count',
76 my $term = $args{term};
77 my $limiters = $args{restrict};
79 my ($index_col) = metabib::full_rec->columns('FTS');
80 $index_col ||= 'value';
81 my $search_table = metabib::full_rec->table;
83 my $fts = OpenILS::Application::Storage::FTS->compile($term, 'value',"$index_col");
85 my $fts_where = $fts->sql_where_clause();
86 my @fts_ranks = $fts->fts_rank;
88 my $rank = join(' + ', @fts_ranks);
92 for my $limit (@$limiters) {
93 push @wheres, "( tag = ? AND subfield LIKE ? AND $fts_where )";
94 push @binds, $$limit{tag}, $$limit{subfield};
95 $log->debug("Limiting query using { tag => $$limit{tag}, subfield => $$limit{subfield} }", DEBUG);
97 my $where = join(' OR ', @wheres);
99 my $select = "SELECT record, sum($rank) FROM $search_table WHERE $where GROUP BY 1 ORDER BY 2 DESC;";
101 $log->debug("Search SQL :: [$select]",DEBUG);
103 my $recs = metabib::full_rec->db_Main->selectall_arrayref($select, {}, @binds);
104 $log->debug("Search yielded ".scalar(@$recs)." results.",DEBUG);
106 $client->respond($_) for (@$recs);
109 __PACKAGE__->register_method(
110 api_name => 'open-ils.storage.direct.metabib.full_rec.search_fts.value',
111 method => 'search_full_rec',
116 __PACKAGE__->register_method(
117 api_name => 'open-ils.storage.direct.metabib.full_rec.search_fts.index_vector',
118 method => 'search_full_rec',
125 # XXX factored most of the PG dependant stuff out of here... need to find a way to do "dependants".
126 sub search_class_fts {
131 my $term = $args{term};
132 my $ou = $args{org_unit};
133 my $ou_type = $args{depth};
136 my $descendants = defined($ou_type) ?
137 "actor.org_unit_descendants($ou, $ou_type)" :
138 "actor.org_unit_descendants($ou)";
140 my $class = $self->{cdbi};
141 my $search_table = $class->table;
143 my $metabib_metarecord_source_map_table = metabib::metarecord_source_map->table;
144 my $asset_call_number_table = asset::call_number->table;
146 my ($index_col) = $class->columns('FTS');
147 $index_col ||= 'value';
149 my $fts = OpenILS::Application::Storage::FTS->compile($term, 'value', "$index_col");
151 my $fts_where = $fts->sql_where_clause;
152 my @fts_ranks = $fts->fts_rank;
154 my $rank = join(' + ', @fts_ranks);
156 my $select = <<" SQL";
157 SELECT m.metarecord, sum($rank)/count(m.source)
158 FROM $search_table f,
159 $metabib_metarecord_source_map_table m,
160 $asset_call_number_table cn,
163 AND m.source = f.source
164 AND cn.record = m.source
165 AND cn.owning_lib = d.id
170 $log->debug("Field Search SQL :: [$select]",DEBUG);
172 my $recs = $class->db_Main->selectall_arrayref($select);
174 $log->debug("Search yielded ".scalar(@$recs)." results.",DEBUG);
176 $client->respond($_) for (@$recs);
179 __PACKAGE__->register_method(
180 api_name => 'open-ils.storage.metabib.title.search_fts.metarecord',
181 method => 'search_class_fts',
184 cdbi => 'metabib::title_field_entry',
187 __PACKAGE__->register_method(
188 api_name => 'open-ils.storage.metabib.author.search_fts.metarecord',
189 method => 'search_class_fts',
192 cdbi => 'metabib::author_field_entry',
195 __PACKAGE__->register_method(
196 api_name => 'open-ils.storage.metabib.subject.search_fts.metarecord',
197 method => 'search_class_fts',
200 cdbi => 'metabib::subject_field_entry',
203 __PACKAGE__->register_method(
204 api_name => 'open-ils.storage.metabib.keyword.search_fts.metarecord',
205 method => 'search_class_fts',
208 cdbi => 'metabib::keyword_field_entry',
212 # XXX factored most of the PG dependant stuff out of here... need to find a way to do "dependants".
213 sub search_class_fts_count {
218 my $term = $args{term};
219 my $ou = $args{org_unit};
220 my $ou_type = $args{depth};
221 my $limit = $args{limit} || 100;
222 my $offset = $args{offset} || 0;
224 my $descendants = defined($ou_type) ?
225 "actor.org_unit_descendants($ou, $ou_type)" :
226 "actor.org_unit_descendants($ou)";
229 (my $search_class = $self->api_name) =~ s/.*metabib.(\w+).search_fts.*/$1/o;
230 my $cache_key = md5_hex($search_class.$term.$ou.$ou_type.'_COUNT_');
232 my $cached_recs = OpenSRF::Utils::Cache->new->get_cache( $cache_key );
233 return $cached_recs if (defined $cached_recs);
235 my $class = $self->{cdbi};
236 my $search_table = $class->table;
238 my $metabib_metarecord_source_map_table = metabib::metarecord_source_map->table;
239 my $asset_call_number_table = asset::call_number->table;
241 my ($index_col) = $class->columns('FTS');
242 $index_col ||= 'value';
244 my $fts = OpenILS::Application::Storage::FTS->compile($term, 'value',"$index_col");
246 my $fts_where = $fts->sql_where_clause;
248 # XXX test an "EXISTS version of descendant checking...
249 my $select = <<" SQL";
250 SELECT count(distinct m.metarecord)
251 FROM $search_table f,
252 $metabib_metarecord_source_map_table m,
253 $asset_call_number_table cn,
256 AND m.source = f.source
257 AND cn.record = m.source
258 AND cn.owning_lib = d.id;
261 $log->debug("Field Search Count SQL :: [$select]",DEBUG);
263 my $recs = $class->db_Main->selectrow_arrayref($select)->[0];
265 $log->debug("Count Search yielded $recs results.",DEBUG);
267 OpenSRF::Utils::Cache->new->put_cache( $cache_key => $recs );
272 __PACKAGE__->register_method(
273 api_name => 'open-ils.storage.metabib.title.search_fts.metarecord_count',
274 method => 'search_class_fts_count',
277 cdbi => 'metabib::title_field_entry',
280 __PACKAGE__->register_method(
281 api_name => 'open-ils.storage.metabib.author.search_fts.metarecord_count',
282 method => 'search_class_fts_count',
285 cdbi => 'metabib::author_field_entry',
288 __PACKAGE__->register_method(
289 api_name => 'open-ils.storage.metabib.subject.search_fts.metarecord_count',
290 method => 'search_class_fts_count',
293 cdbi => 'metabib::subject_field_entry',
296 __PACKAGE__->register_method(
297 api_name => 'open-ils.storage.metabib.keyword.search_fts.metarecord_count',
298 method => 'search_class_fts_count',
301 cdbi => 'metabib::keyword_field_entry',