package OpenILS::Application::Trigger::Reactor; use strict; use warnings; use Template; use DateTime; use DateTime::Format::ISO8601; use Unicode::Normalize; use OpenSRF::Utils qw/:datetime/; use OpenSRF::Utils::Logger qw(:logger); use OpenILS::Application::AppUtils; use OpenILS::Utils::CStoreEditor qw/:funcs/; my $U = 'OpenILS::Application::AppUtils'; sub fourty_two { return 42 } sub NOOP_True { return 1 } sub NOOP_False { return 0 } # helper functions inserted into the TT environment my $_TT_helpers = { # turns a date into something TT can understand format_date => sub { my $date = shift; $date = DateTime::Format::ISO8601->new->parse_datetime(cleanse_ISO8601($date)); return sprintf( "%0.2d:%0.2d:%0.2d %0.2d-%0.2d-%0.4d", $date->hour, $date->minute, $date->second, $date->day, $date->month, $date->year ); }, # escapes a string for inclusion in an XML document. escapes &, <, and > characters escape_xml => sub { my $str = shift; $str =~ s/&/&/sog; $str =~ s//>/sog; return $str; }, escape_json => sub { my $str = shift; $str =~ s/([\x{0080}-\x{fffd}])/sprintf('\u%0.4x',ord($1))/sgoe; return $str; }, # strip non-ASCII characters after splitting base characters and diacritics # least common denominator for EDIFACT messages using the UNOB character set force_jedi_unob => sub { my $str = shift; $str = NFD($str); $str =~ s/[\x{0080}-\x{fffd}]//g; return $str; }, # returns the calculated user locale get_user_locale => sub { my $user_id = shift; return $U->get_user_locale($user_id); }, # returns the calculated copy price get_copy_price => sub { my $copy_id = shift; return $U->get_copy_price(new_editor(xact=>1), $copy_id); }, # given a copy, returns the title and author in a hash get_copy_bib_basics => sub { my $copy_id = shift; my $copy = new_editor(xact=>1)->retrieve_asset_copy([ $copy_id, { flesh => 2, flesh_fields => { acp => ['call_number'], acn => ['record'] } } ]); if($copy->call_number->id == -1) { return { title => $copy->dummy_title, author => $copy->dummy_author, }; } else { my $mvr = $U->record_to_mvr($copy->call_number->record); return { title => $mvr->title, author => $mvr->author }; } }, # returns the org unit setting value get_org_setting => sub { my($org_id, $setting) = @_; return $U->ou_ancestor_setting_value($org_id, $setting); }, # This basically greps/maps out ths isbn string values, but also promotes the first isbn-13 to the # front of the line (so that the EDI translator takes it as primary) if there is one. get_li_isbns => sub { my $attrs = shift; my @isbns; my $primary; foreach (@$attrs) { $_->attr_name eq 'isbn' or next; my $val = $_->attr_value; if (! $primary and length($val) == 13) { $primary = $val; } else { push @isbns, $val; } } $primary and unshift @isbns, $primary; $logger->debug("get_li_isbns returning isbns: " . join(', ', @isbns)); return @isbns; }, # helpers.get_li_attr('isbn_13', li.attributes) # returns matching line item attribute, or undef get_li_attr => sub { my $name = shift or return; # the first arg is always the name my ($type, $attr) = (scalar(@_) == 1) ? (undef, $_[0]) : @_; # if the next is the last, it's the attributes, otherwise type # use Data::Dumper; $logger->warn("get_li_attr: " . Dumper($attr)); ($name and @$attr) or return; my $length; $name =~ s/^(\D+)_(\d+)$/$1/ and $length = $2; foreach (@$attr) { $_->attr_name eq $name or next; next if $length and $length != length($_->attr_value); return $_->attr_value if (! $type) or $type eq $_->attr_type; } return; }, }; # processes templates. Returns template output on success, undef on error sub run_TT { my $self = shift; my $env = shift; my $nostore = shift; return undef unless $env->{template}; my $error; my $output = ''; my $tt = Template->new; # my $tt = Template->new(ENCODING => 'utf8'); # ?? $env->{helpers} = $_TT_helpers; unless( $tt->process(\$env->{template}, $env, \$output) ) { $output = undef; ($error = $tt->error) =~ s/\n/ /og; $logger->error("Error processing Trigger template: $error"); } if ( $error or (!$nostore && $output) ) { my $t_o = Fieldmapper::action_trigger::event_output->new; $t_o->data( ($error) ? $error : $output ); $t_o->is_error( ($error) ? 't' : 'f' ); $logger->info("trigger: writing " . length($t_o->data) . " bytes to template output"); $env->{EventProcessor}->editor->xact_begin; $t_o = $env->{EventProcessor}->editor->create_action_trigger_event_output( $t_o ); my $state = (ref $$env{event} eq 'ARRAY') ? $$env{event}->[0]->state : $env->{event}->state; my $key = ($error) ? 'error_output' : 'template_output'; $env->{EventProcessor}->update_state( $state, { $key => $t_o->id } ); } return $output; } 1;