1 package OpenILS::WWW::EGCatLoader;
2 use strict; use warnings;
3 use Apache2::Const -compile => qw(OK DECLINED FORBIDDEN HTTP_INTERNAL_SERVER_ERROR REDIRECT HTTP_BAD_REQUEST);
5 use Time::HiRes qw/time sleep/;
6 use OpenSRF::Utils::Cache;
7 use OpenSRF::Utils::Logger qw/$logger/;
8 use OpenILS::Utils::CStoreEditor qw/:funcs/;
9 use OpenILS::Utils::Fieldmapper;
10 use OpenILS::Application::AppUtils;
11 use OpenSRF::MultiSession;
13 my $U = 'OpenILS::Application::AppUtils';
15 my $ro_object_subs; # cached subs
16 our %cache = ( # cached data
18 list => {en_us => {}},
19 search => {en_us => {}},
20 org_settings => {en_us => {}},
21 search_filter_groups => {en_us => {}},
22 aou_tree => {en_us => undef},
24 eg_cache_hash => undef,
25 authority_fields => {en_us => {}}
32 # create a stub object with just enough in place
33 # to call init_ro_object_cache()
34 my $stub = bless({}, ref($class) || $class);
38 foreach my $locale (sort keys %locales) {
39 OpenSRF::AppSession->default_locale($locales{$locale});
40 $ctx->{locale} = $locale;
41 $stub->init_ro_object_cache();
43 # pre-cache various sets of objects
44 # known to be time-consuming to retrieve
46 $ro_object_subs->{$locale}->{aou_tree}();
47 $ro_object_subs->{$locale}->{aouct_tree}();
48 $ro_object_subs->{$locale}->{ccvm_list}();
49 $ro_object_subs->{$locale}->{crad_list}();
50 $ro_object_subs->{$locale}->{get_authority_fields}(1);
54 sub init_ro_object_cache {
58 # reset org unit setting cache on each page load to avoid the
59 # requirement of reloading apache with each org-setting change
60 $cache{org_settings} = {};
62 if($ro_object_subs->{$ctx->{locale}}) {
63 # subs have been built. insert into the context then move along.
64 $ctx->{$_} = $ro_object_subs->{$ctx->{locale}}->{$_} for keys %{ $ro_object_subs->{$ctx->{locale}} };
69 my $locale = $ctx->{locale};
71 # make all "field_safe" classes accesible by default in the template context
73 ($Fieldmapper::fieldmap->{$_}->{field_safe} || '') =~ /true/i
74 } keys %{ $Fieldmapper::fieldmap };
76 for my $class (@classes) {
78 my $hint = $Fieldmapper::fieldmap->{$class}->{hint};
79 next if $hint eq 'aou'; # handled separately
81 my $ident_field = $Fieldmapper::fieldmap->{$class}->{identity};
82 (my $eclass = $class) =~ s/Fieldmapper:://o;
85 my $list_key = "${hint}_list";
86 my $get_key = "get_$hint";
87 my $search_key = "search_$hint";
89 # Retrieve the full set of objects with class $hint
90 $locale_subs->{$list_key} = sub {
91 my $method = "retrieve_all_$eclass";
93 $cache{list}{$locale}{$hint} = $e->$method() unless $cache{list}{$locale}{$hint};
95 return $cache{list}{$locale}{$hint};
98 # locate object of class $hint with Ident field $id
99 $cache{map}{$hint} = {};
100 $locale_subs->{$get_key} = sub {
102 return $cache{map}{$locale}{$hint}{$id} if $cache{map}{$locale}{$hint}{$id};
103 ($cache{map}{$locale}{$hint}{$id}) = grep { $_->$ident_field eq $id } @{$locale_subs->{$list_key}->()};
104 return $cache{map}{$locale}{$hint}{$id};
107 # search for objects of class $hint where field=value
108 $cache{search}{$hint} = {};
109 $locale_subs->{$search_key} = sub {
110 my ($field, $val, $filterfield, $filterval) = @_;
111 my $method = "search_$eclass";
113 my $scalar_cacheval = 1;
116 $scalar_cacheval = 0;
117 $val = [sort(@$val)] if ref $val eq 'ARRAY';
118 $cacheval = OpenSRF::Utils::JSON->perl2JSON($val);
119 #$self->apache->log->info("cacheval : $cacheval");
122 my $search_obj = {$field => $val};
124 $search_obj->{$filterfield} = $filterval;
125 $cacheval .= ':' . $filterfield . ':' . $filterval;
128 and $cache{list}{$locale}{$hint}
129 and !$cache{search}{$locale}{$hint}{$field}{$cacheval}
131 return $cache{search}{$locale}{$hint}{$field}{$cacheval} =
132 [ grep { $_->$field() eq $val } @{$cache{list}{$locale}{$hint}} ];
135 my $e = new_editor();
136 $cache{search}{$locale}{$hint}{$field}{$cacheval} = $e->$method($search_obj)
137 unless $cache{search}{$locale}{$hint}{$field}{$cacheval};
139 return $cache{search}{$locale}{$hint}{$field}{$cacheval};
143 $locale_subs->{aou_tree} = sub {
145 # fetch the org unit tree
146 unless($cache{aou_tree}{$locale}) {
147 my $e = new_editor();
148 my $tree = $e->search_actor_org_unit([
149 { parent_ou => undef},
151 flesh_fields => {aou => ['children']},
152 order_by => {aou => 'name'}
156 # flesh the org unit type for each org unit
157 # and simultaneously set the id => aou map cache
160 my $locale_subs = shift;
162 $node->ou_type( $locale_subs->{get_aout}->($node->ou_type) );
163 $cache{map}{$locale}{aou}{$node->id} = $node;
164 flesh_aout($_, $locale_subs, $locale) foreach @{$node->children};
166 flesh_aout($tree, $locale_subs, $locale);
168 $cache{aou_tree}{$locale} = $tree;
171 return $cache{aou_tree}{$locale};
174 # Add a special handler for the tree-shaped org unit cache
175 $locale_subs->{get_aou} = sub {
177 return undef unless defined $org_id;
178 $locale_subs->{aou_tree}->(); # force the org tree to load
179 return $cache{map}{$locale}{aou}{$org_id};
182 # Returns a flat list of aou objects. often easier to manage than a tree.
183 $locale_subs->{aou_list} = sub {
184 $locale_subs->{aou_tree}->(); # force the org tree to load
185 return [ values %{$cache{map}{$locale}{aou}} ];
188 # returns the org unit object by shortname
189 $locale_subs->{get_aou_by_shortname} = sub {
190 my $sn = shift or return undef;
191 my $list = $locale_subs->{aou_list}->();
192 return (grep {$_->shortname eq $sn} @$list)[0];
195 $locale_subs->{aouct_tree} = sub {
197 # fetch the org unit tree
198 unless(exists $cache{aouct_tree}{$locale}) {
199 $cache{aouct_tree}{$locale} = undef;
201 my $e = new_editor();
202 my $tree_id = $e->search_actor_org_unit_custom_tree(
203 {purpose => 'opac', active => 't'},
208 my $node_tree = $e->search_actor_org_unit_custom_tree_node([
209 {parent_node => undef, tree => $tree_id},
211 flesh_fields => {aouctn => ['children', 'org_unit']},
212 order_by => {aouctn => 'sibling_order'}
216 # tree-ify the org units. note that since the orgs are fleshed
217 # upon retrieval, this org tree will not clobber ctx->{aou_tree}.
218 my @nodes = ($node_tree);
219 while (my $node = shift(@nodes)) {
220 my $aou = $node->org_unit;
222 for my $cnode (@{$node->children}) {
223 my $child_org = $cnode->org_unit;
224 $child_org->parent_ou($aou->id);
225 $child_org->ou_type( $locale_subs->{get_aout}->($child_org->ou_type) );
226 push(@{$aou->children}, $child_org);
227 push(@nodes, $cnode);
231 $cache{aouct_tree}{$locale} =
232 $node_tree->org_unit if $node_tree;
237 return $cache{aouct_tree}{$locale};
240 # turns an ISO date into something TT can understand
241 $locale_subs->{parse_datetime} = sub {
244 # Calling parse_datetime() with empty $date will lead to Internal Server Error
245 return '' if (!defined($date) or $date eq '');
247 # Probably an accidental entry like '0212' instead of '2012',
248 # but 1) the leading 0 may get stripped in cstore and
249 # 2) DateTime::Format::ISO8601 returns an error as years
250 # must be 2 or 4 digits
251 if ($date =~ m/^\d{3}-/) {
252 $logger->warn("Invalid date had a 3-digit year: $date");
254 } elsif ($date =~ m/^\d{1}-/) {
255 $logger->warn("Invalid date had a 1-digit year: $date");
256 $date = '000' . $date;
259 my $cleansed_date = cleanse_ISO8601($date);
261 $date = DateTime::Format::ISO8601->new->parse_datetime($cleansed_date);
263 "%0.2d:%0.2d:%0.2d %0.2d-%0.2d-%0.4d",
273 # retrieve and cache org unit setting values
274 $locale_subs->{get_org_setting} = sub {
275 my($org_id, $setting) = @_;
277 $cache{org_settings}{$locale}{$org_id}{$setting} =
278 $U->ou_ancestor_setting_value($org_id, $setting)
279 unless exists $cache{org_settings}{$locale}{$org_id}{$setting};
281 return $cache{org_settings}{$locale}{$org_id}{$setting};
284 # retrieve and cache acsaf values
285 $locale_subs->{get_authority_fields} = sub {
286 my ($control_set) = @_;
288 if (not exists $cache{authority_fields}{$locale}{$control_set}) {
289 my $e = new_editor();
290 if (my $acs = $e->search_authority_control_set_authority_field(
291 {control_set => $control_set}
294 $cache{authority_fields}{$locale}{$control_set} =
295 +{ map { $_->id => $_ } @$acs };
303 return $cache{authority_fields}{$locale}{$control_set};
306 $ctx->{$_} = $locale_subs->{$_} for keys %$locale_subs;
307 $ro_object_subs->{$locale} = $locale_subs;
310 sub generic_redirect {
313 my $cookie = shift; # can be an array of cgi.cookie's
315 $self->apache->print(
316 $self->cgi->redirect(
318 $self->cgi->param('redirect_to') ||
319 $self->ctx->{referer} ||
320 $self->ctx->{home_page},
325 return Apache2::Const::REDIRECT;
329 sub get_records_and_facets {
330 my ($self, $rec_ids, $facet_key, $unapi_args) = @_;
333 $unapi_args->{site} ||= $self->ctx->{aou_tree}->()->shortname;
334 $unapi_args->{depth} ||= $self->ctx->{aou_tree}->()->ou_type->depth;
335 $unapi_args->{flesh_depth} ||= 5;
337 my $is_meta = delete $unapi_args->{metarecord};
338 my $unapi_type = $is_meta ? 'unapi.mmr' : 'unapi.bre';
340 $unapi_cache ||= OpenSRF::Utils::Cache->new('global');
341 my $unapi_cache_key_suffix = join(
345 $unapi_args->{depth},
346 $unapi_args->{flesh_depth},
347 ($unapi_args->{pref_lib} || '')
351 my $outer_self = $self;
352 $self->timelog("get_records_and_facets(): about to call multisession");
353 my $ses = OpenSRF::MultiSession->new(
354 app => 'open-ils.cstore',
355 cap => 10, # XXX config
356 success_handler => sub {
357 my($self, $req) = @_;
358 my $data = $req->{response}->[0]->content;
360 $outer_self->timelog("get_records_and_facets(): got response content");
362 # Protect against requests for non-existent records
363 return unless $data->{$unapi_type};
365 my $xml = XML::LibXML->new->parse_string($data->{$unapi_type})->documentElement;
367 $outer_self->timelog("get_records_and_facets(): parsed xml");
368 # Protect against legacy invalid MARCXML that might not have a 901c
371 my $bre_id_nodes = $xml->find('*[@tag="901"]/*[@code="c"]');
373 $bre_id = $bre_id_nodes->[0]->textContent;
375 $logger->warn("Missing 901 subfield 'c' in " . $xml->toString());
379 # extract metarecord ID from mmr.unapi tag
380 for my $node ($xml->getElementsByTagName('abbr')) {
381 my $title = $node->getAttribute('title');
382 ($mmr_id = $title) =~
383 s/tag:open-ils.org:U2\@mmr\/(\d+)\/.*/$1/g;
388 my $rec_id = $mmr_id ? $mmr_id : $bre_id;
389 $tmp_data{$rec_id} = {
397 # Let other backends grab our data now that we're done.
398 my $key = 'TPAC_unapi_cache_'.$rec_id.'_'.$unapi_cache_key_suffix;
399 my $cache_data = $unapi_cache->get_cache($key);
400 if ($$cache_data{running}) {
401 $unapi_cache->put_cache($key, {
405 marc_xml => $data->{$unapi_type}
410 $outer_self->timelog("get_records_and_facets(): end of success handler");
414 $self->timelog("get_records_and_facets(): about to call ".
415 "$unapi_type via json_query (rec_ids has " . scalar(@$rec_ids));
417 my @loop_recs = @$rec_ids;
420 while (my $bid = shift @loop_recs) {
422 sleep(0.1) if $rec_timeout{$bid};
424 my $unapi_cache_key = 'TPAC_unapi_cache_'.$bid.'_'.$unapi_cache_key_suffix;
425 my $unapi_data = $unapi_cache->get_cache($unapi_cache_key) || {};
427 if ($unapi_data->{running}) { #cache entry from ongoing, concurrent retrieval
428 if (!$rec_timeout{$bid}) {
429 $rec_timeout{$bid} = time() + 10;
432 if ( time() > $rec_timeout{$bid} ) { # we've waited too long. just do it
434 delete $rec_timeout{$bid};
435 } else { # we'll pause next time around to let this one try again
436 push(@loop_recs, $bid);
441 if ($unapi_data->{marc_xml}) { # we got data from the cache
442 $unapi_data->{marc_xml} = XML::LibXML->new->parse_string($unapi_data->{marc_xml})->documentElement;
443 $tmp_data{$unapi_data->{id}} = $unapi_data;
444 } else { # we're the first or we timed out. success_handler will populate the real value
445 $unapi_cache->put_cache($unapi_cache_key, { running => $$ }, 10);
447 my $sdepth = $unapi_args->{flesh_depth};
448 my $slimit = "acn=>$sdepth,acp=>$sdepth";
449 $slimit .= ",bre=>$sdepth" if $is_meta;
450 my $flesh = $unapi_args->{flesh} || '';
452 # tag the record with the MR id
453 $flesh =~ s/}$/,mmr.unapi}/g if $is_meta;
456 'open-ils.cstore.json_query',
458 $unapi_type, $bid, 'marcxml','record', $flesh,
460 $unapi_args->{depth},
462 undef, undef, $unapi_args->{pref_lib}
468 # gather up the unapi recs
469 $ses->session_wait(1);
470 $self->timelog("get_records_and_facets():past session wait");
474 $self->timelog("get_records_and_facets():almost ready to fetch facets");
475 # collect the facet data
476 my $search = OpenSRF::AppSession->create('open-ils.search');
477 my $facet_req = $search->request(
478 'open-ils.search.facet_cache.retrieve', $facet_key
481 my $tmp_facets = $facet_req->gather(1);
482 $self->timelog("get_records_and_facets(): gathered facet data");
483 for my $cmf_id (keys %$tmp_facets) {
485 # sort highest to lowest match count
487 my $entries = $tmp_facets->{$cmf_id};
488 for my $ent (keys %$entries) {
489 push(@entries, {value => $ent, count => $$entries{$ent}});
492 # Sort facet entries by 1) count descending, 2) text ascending
494 $b->{count} <=> $a->{count} ||
495 $a->{value} cmp $b->{value}
498 $facets->{$cmf_id} = {
499 cmf => $self->ctx->{get_cmf}->($cmf_id),
503 $self->timelog("get_records_and_facets(): gathered/sorted facet data");
509 return ($facets, map { $tmp_data{$_} } @$rec_ids);
512 sub _resolve_org_id_or_shortname {
513 my ($self, $str) = @_;
516 # Match on shortname case insensitively, but only if there's exactly
517 # one match. We wouldn't want the system to arbitrarily interpret
518 # 'foo' as either the org unit with shortname 'FOO' or 'Foo' and fail
519 # to make it clear to the user which one was chosen and why.
520 my $res = $self->editor->search_actor_org_unit({
523 transform => 'evergreen.lowercase',
528 return $res->[0]->id if $res and @$res == 1;
531 # Note that we don't validate IDs; we only try a shortname lookup and then
532 # assume anything else must be an ID.
533 return int($str); # Wrapping in int() prevents 500 on unmatched string.
536 sub _get_search_lib {
538 my $ctx = $self->ctx;
540 # avoid duplicate lookups
541 return $ctx->{search_ou} if $ctx->{search_ou};
543 my $loc = $ctx->{copy_location_group_org};
546 # loc param takes precedence
547 # XXX ^-- over what exactly? We could use clarification here. To me it looks
548 # like locg takes precedence over loc which in turn takes precedence over
549 # request headers which take precedence over pref_lib (which can be
550 # specified a lot of different ways and eventually falls back to
551 # physical_loc) and it all finally defaults to top of the org tree.
552 # To say nothing of all the code that doesn't look to this function at all
553 # but rather accesses some subset of these inputs directly.
555 $loc = $self->cgi->param('loc');
558 if ($self->apache->headers_in->get('OILS-Search-Lib')) {
559 return $self->apache->headers_in->get('OILS-Search-Lib');
561 if ($self->cgi->cookie('eg_search_lib')) {
562 return $self->cgi->cookie('eg_search_lib');
565 my $pref_lib = $self->_get_pref_lib();
566 return $pref_lib if $pref_lib;
568 return $ctx->{aou_tree}->()->id;
573 my $ctx = $self->ctx;
575 # plib param takes precedence
576 my $plib = $self->cgi->param('plib');
577 return $plib if $plib;
579 if ($self->apache->headers_in->get('OILS-Pref-Lib')) {
580 return $self->apache->headers_in->get('OILS-Pref-Lib');
582 if ($self->cgi->cookie('eg_pref_lib')) {
583 return $self->cgi->cookie('eg_pref_lib');
587 # See if the user has a search library preference
588 my $lset = $self->editor->search_actor_user_setting({
589 usr => $ctx->{user}->id,
590 name => 'opac.default_search_location'
592 return OpenSRF::Utils::JSON->JSON2perl($lset->value) if $lset;
594 # Otherwise return the user's home library
595 my $ou = $ctx->{user}->home_ou;
596 return ref($ou) ? $ou->id : $ou;
599 if ($ctx->{physical_loc}) {
600 return $ctx->{physical_loc};
605 # This is defensively coded since we don't do much manual reading from the
606 # file system in this module.
607 sub load_eg_cache_hash {
610 # just a context helper
611 $self->ctx->{eg_cache_hash} = sub { return $cache{eg_cache_hash}; };
613 # Need to actually load the value? If already done, move on.
614 return if defined $cache{eg_cache_hash};
616 # In this way even if we fail, we won't slow things down by ever trying
617 # again within this Apache process' lifetime.
618 $cache{eg_cache_hash} = 0;
620 my $path = File::Spec->catfile(
621 $self->apache->document_root, "eg_cache_hash"
624 if (not open FH, "<$path") {
625 $self->apache->log->warn("error opening $path : $!");
629 my $rv = read FH, $buf, 64; # defensive
632 if (not defined $rv) { # error
633 $self->apache->log->warn("error reading $path : $!");
634 } elsif ($rv > 0) { # no error, something read
636 $cache{eg_cache_hash} = $buf;
641 # Extracts the copy location org unit and group from the
642 # "logc" param, which takes the form org_id:grp_id.
643 sub extract_copy_location_group_info {
645 my $ctx = $self->ctx;
646 if (my $clump = $self->cgi->param('locg')) {
647 my ($org, $grp) = split(/:/, $clump);
648 $ctx->{copy_location_group_org} =
649 $self->_resolve_org_id_or_shortname($org);
650 $ctx->{copy_location_group} = $grp if $grp;
654 sub load_copy_location_groups {
656 my $ctx = $self->ctx;
658 # User can access to the search location groups at the current
659 # search lib, the physical location lib, and the patron's home ou.
660 my @ctx_orgs = $ctx->{search_ou};
661 push(@ctx_orgs, $ctx->{physical_loc}) if $ctx->{physical_loc};
662 push(@ctx_orgs, $ctx->{user}->home_ou) if $ctx->{user};
664 my $grps = $self->editor->search_asset_copy_location_group([
671 transform => 'actor.org_unit_full_path',
672 result_field => 'id',
675 where => {id => \@ctx_orgs}
679 {order_by => {acplg => 'pos'}}
683 push(@{$buckets{$_->owner}}, $_) for @$grps;
684 $ctx->{copy_location_groups} = \%buckets;
687 sub set_file_download_headers {
689 my $filename = shift;
690 my $ctype = shift || "text/plain; encoding=utf8";
692 $self->apache->content_type($ctype);
694 $self->apache->headers_out->add(
695 "Content-Disposition",
696 "attachment;filename=$filename"
699 return Apache2::Const::OK;
702 sub apache_log_if_event {
703 my ($self, $event, $prefix_text, $success_ok, $level) = @_;
705 $prefix_text ||= "Evergreen returned event";
710 $prefix_text .= ": ";
712 my $code = $U->event_code($event);
713 if (defined $code and ($code or not $success_ok)) {
714 $self->apache->log->$level(
716 ($event->{textcode} || "") . " ($code)" .
717 ($event->{note} ? (": " . $event->{note}) : "")
725 sub load_search_filter_groups {
728 my $org_list = $U->get_org_ancestors($ctx_org, 1);
731 for my $org_id (@$org_list) {
734 if (! ($grps = $cache{search_filter_groups}{$org_id}) ) {
735 $grps = $self->editor->search_actor_search_filter_group([
742 order_by => {asfge => 'pos'}
745 $cache{search_filter_groups}{$org_id} = $grps;
748 # for the current context, if a descendant org has a group
749 # with a matching code replace the group from the parent.
750 $seen{$_->code} = $_ for @$grps;
753 return $self->ctx->{search_filter_groups} = \%seen;
757 sub check_for_temp_list_warning {
759 my $ctx = $self->ctx;
760 my $cgi = $self->cgi;
762 my $lib = $self->_get_search_lib;
763 my $warn = ($ctx->{get_org_setting}->($lib || 1, 'opac.patron.temporary_list_warn')) ? 1 : 0;
765 if ($warn && $ctx->{user}) {
766 $self->_load_user_with_prefs;
767 my $map = $ctx->{user_setting_map};
768 $warn = 0 if ($$map{'opac.temporary_list_no_warn'});
771 # Check for a cookie disabling the warning.
772 $warn = 0 if ($warn && $cgi->cookie('no_temp_list_warn'));
777 sub load_org_util_funcs {
779 my $ctx = $self->ctx;
781 # evaluates to true if test_ou is within the same depth-
782 # scoped tree as ctx_ou. both ou's are org unit objects.
783 $ctx->{org_within_scope} = sub {
784 my ($ctx_ou, $test_ou, $depth) = @_;
786 return 1 if $ctx_ou->id == $test_ou->id;
790 # find the top-most ctx-org ancestor at the provided depth
791 while ($depth < $ctx_ou->ou_type->depth
792 and $ctx_ou->id != $test_ou->id) {
793 $ctx_ou = $ctx->{get_aou}->($ctx_ou->parent_ou);
796 # the preceeding loop may have landed on our org
797 return 1 if $ctx_ou->id == $test_ou->id;
801 return 1 if defined $depth; # $depth == 0;
804 for my $child (@{$ctx_ou->children}) {
805 return 1 if $ctx->{org_within_scope}->($child, $test_ou);
811 # Returns true if the provided org unit is within the same
812 # org unit hiding depth-scoped tree as the physical location.
813 # Org unit hiding is based on the immutable physical_loc
814 # and is not meant to change as search/pref/etc libs change
815 $ctx->{org_within_hiding_scope} = sub {
817 my $ploc = $ctx->{physical_loc} or return 1;
819 my $depth = $ctx->{get_org_setting}->(
820 $ploc, 'opac.org_unit_hiding.depth');
822 return 1 unless $depth; # 0 or undef
824 return $ctx->{org_within_scope}->(
825 $ctx->{get_aou}->($ploc),
826 $ctx->{get_aou}->($org_id), $depth);
830 # Evaluates to true if the context org (defaults to get_library)
831 # is not within the hiding scope. Also evaluates to true if the
832 # user's pref_ou is set and it's out of hiding scope.
833 # Always evaluates to true when ctx.is_staff
834 $ctx->{org_hiding_disabled} = sub {
835 my $ctx_org = shift || $ctx->{search_ou};
837 return 1 if $ctx->{is_staff};
839 # beware locg values formatted as org:loc
840 $ctx_org =~ s/:.*//g;
842 return 1 if !$ctx->{org_within_hiding_scope}->($ctx_org);
844 return 1 if $ctx->{pref_ou} and $ctx->{pref_ou} != $ctx_org
845 and !$ctx->{org_within_hiding_scope}->($ctx->{pref_ou});
852 # returns the list of org unit IDs for which the
853 # selected org unit setting returned a true value
854 sub setting_is_true_for_orgs {
855 my ($self, $setting) = @_;
856 my $ctx = $self->ctx;
862 push (@valid_orgs, $org->id) if
863 $ctx->{get_org_setting}->($org->id, $setting);
864 $test_org->($_) for @{$org->children};
867 $test_org->($ctx->{aou_tree}->());
871 # Builds and links a perm checking function, testing permissions against
872 # the currently logged in user.
873 # ctx->{has_perm}->(perm_code, org_id) => 1/undef
874 # For security, perm checks are cached per page, not per process.
875 sub load_perm_funcs {
878 $self->ctx->{has_perm} = sub {
879 my ($perm_code, $org_id) = @_;
880 return 0 unless $self->editor->requestor;
882 if ($perm_cache{$org_id}) {
883 return $perm_cache{$org_id}{$perm_code}
884 if exists $perm_cache{$org_id}{$perm_code};
886 $perm_cache{$org_id} = {};
888 return $perm_cache{$org_id}{$perm_code} =
889 $self->editor->allowed($perm_code, $org_id);