Open-ILS/src/perlmods/OpenILS/WWW/Exporter.pm

   1 package OpenILS::WWW::Exporter;
   2 use strict;
   3 use warnings;
   4 use bytes;
   5
   6 use Apache2::Log;
   7 use Apache2::Const -compile => qw(OK REDIRECT DECLINED NOT_FOUND :log);
   8 use APR::Const    -compile => qw(:error SUCCESS);
   9 use Apache2::RequestRec ();
  10 use Apache2::RequestIO ();
  11 use Apache2::RequestUtil;
  12 use CGI;
  13 use Data::Dumper;
  14
  15 use OpenSRF::EX qw(:try);
  16 use OpenSRF::Utils qw/:datetime/;
  17 use OpenSRF::Utils::Cache;
  18 use OpenSRF::System;
  19 use OpenSRF::AppSession;
  20 use XML::LibXML;
  21 use XML::LibXSLT;
  22
  23 use Encode;
  24 use Unicode::Normalize;
  25 use OpenILS::Utils::Fieldmapper;
  26 use OpenSRF::Utils::Logger qw/$logger/;
  27
  28 use MARC::Record;
  29 use MARC::File::XML;
  30
  31 use UNIVERSAL::require;
  32
  33 our @formats = qw/USMARC UNIMARC XML BRE/;
  34
  35 # set the bootstrap config and template include directory when
  36 # this module is loaded
  37 my $bootstrap;
  38
  39 sub import {
  40         my $self = shift;
  41         $bootstrap = shift;
  42 }
  43
  44
  45 sub child_init {
  46         OpenSRF::System->bootstrap_client( config_file => $bootstrap );
  47 }
  48
  49 sub handler {
  50         my $r = shift;
  51         my $cgi = new CGI;
  52
  53         my @records = $cgi->param('id');
  54
  55         return 200 unless (@records);
  56
  57         my $type = $cgi->param('rectype') || 'biblio';
  58         if ($type ne 'biblio' && $type ne 'authority') {
  59                 die "Bad record type: $type";
  60         }
  61
  62         my $tcn_v = 'tcn_value';
  63         my $tcn_s = 'tcn_source';
  64
  65         if ($type eq 'authority') {
  66                 $tcn_v = 'arn_value';
  67                 $tcn_s = 'arn_source';
  68         }
  69
  70         my $holdings = $cgi->param('holdings') if ($type eq 'biblio');
  71         my $location = $cgi->param('location') || 'gaaagpl'; # just because...
  72
  73         my $format = $cgi->param('format') || 'USMARC';
  74         $format = uc($format);
  75
  76         my $encoding = $cgi->param('encoding') || 'UTF-8';
  77         $encoding = uc($encoding);
  78
  79         binmode(STDOUT, ':raw') if ($encoding ne 'UTF-8');
  80         binmode(STDOUT, ':utf8') if ($encoding eq 'UTF-8');
  81
  82         if (!grep { uc($format) eq $_ } @formats) {
  83                 die     "Please select a supported format.  ".
  84                         "Right now that means one of [".
  85                         join('|',@formats). "]\n";
  86         }
  87
  88         if ($format ne 'XML') {
  89                 my $ftype = 'MARC::File::' . $format;
  90                 $ftype->require;
  91         }
  92
  93         my $ses = OpenSRF::AppSession->create('open-ils.cstore');
  94
  95         $r->content_type('application/octet-stream') if (uc($format) ne 'XML');
  96         $r->content_type('application/xml') if (uc($format) eq 'XML');
  97
  98         my $content = '';
  99
 100
 101         $content .= <<" HEADER" if (uc($format) eq 'XML');
 102 <?xml version="1.0" encoding="$encoding"?>
 103 <collection xmlns='http://www.loc.gov/MARC21/slim'>
 104         HEADER
 105
 106         my %orgs;
 107         my %shelves;
 108
 109         my $flesh = {};
 110         if ($holdings) {
 111
 112                 my $r = $ses->request( 'open-ils.cstore.direct.actor.org_unit.search', { id => { '!=' => undef } } );
 113
 114                 while (my $o = $r->recv) {
 115                         die $r->failed->stringify if ($r->failed);
 116                         $o = $o->content;
 117                         last unless ($o);
 118                         $orgs{$o->id} = $o;
 119                 }
 120                 $r->finish;
 121
 122                 $r = $ses->request( 'open-ils.cstore.direct.asset.copy_location.search', { id => { '!=' => undef } } );
 123
 124                 while (my $s = $r->recv) {
 125                         die $r->failed->stringify if ($r->failed);
 126                         $s = $s->content;
 127                         last unless ($s);
 128                         $shelves{$s->id} = $s;
 129                 }
 130                 $r->finish;
 131
 132                 $flesh = { flesh => 2, flesh_fields => { bre => [ 'call_numbers' ], acn => [ 'copies' ] } };
 133         }
 134
 135         for my $i ( @records ) {
 136                 my $bib;
 137                 try {
 138                         local $SIG{ALRM} = sub { die "TIMEOUT\n" };
 139                         alarm(1);
 140                         $bib = $ses->request( "open-ils.cstore.direct.$type.record_entry.retrieve", $i, $flesh )->gather(1);
 141                         alarm(0);
 142                 } otherwise {
 143                         warn "\n!!!!!! Timed out trying to read record $i\n";
 144                 };
 145                 alarm(0);
 146
 147                 next unless $bib;
 148
 149                 if (uc($format) eq 'BRE') {
 150                         $content .= OpenSRF::Utils::JSON->perl2JSON($bib);
 151                         next;
 152                 }
 153
 154                 try {
 155
 156                         my $r = MARC::Record->new_from_xml( $bib->marc, $encoding, $format );
 157                         $r->delete_field( $_ ) for ($r->field(901));
 158
 159                         $r->append_fields(
 160                                 MARC::Field->new(
 161                                         901, '', '',
 162                                         a => $bib->$tcn_v,
 163                                         b => $bib->$tcn_s,
 164                                         c => $bib->id
 165                                 )
 166                         );
 167
 168
 169                         if ($holdings) {
 170                                 my $cn_list = $bib->call_numbers;
 171                                 if ($cn_list && @$cn_list) {
 172
 173                                         my $cp_list = [ map { @{ $_->copies } } @$cn_list ];
 174                                         if ($cp_list && @$cp_list) {
 175
 176                                                 my %cn_map;
 177                                                 push @{$cn_map{$_->call_number}}, $_ for (@$cp_list);
 178
 179                                                 for my $cn ( @$cn_list ) {
 180                                                         my $cn_map_list = $cn_map{$cn->id};
 181
 182                                                         for my $cp ( @$cn_map_list ) {
 183
 184                                                                 $r->append_fields(
 185                                                                         MARC::Field->new(
 186                                                                                 852, '4', '',
 187                                                                                 a => $location,
 188                                                                                 b => $orgs{$cn->owning_lib}->shortname,
 189                                                                                 b => $orgs{$cp->circ_lib}->shortname,
 190                                                                                 c => $shelves{$cp->location}->name,
 191                                                                                 j => $cn->label,
 192                                                                                 ($cp->circ_modifier ? ( g => $cp->circ_modifier ) : ()),
 193                                                                                 p => $cp->barcode,
 194                                                                                 ($cp->price ? ( y => $cp->price ) : ()),
 195                                                                                 ($cp->copy_number ? ( t => $cp->copy_number ) : ()),
 196                                                                                 ($cp->ref eq 't' ? ( x => 'reference' ) : ()),
 197                                                                                 ($cp->holdable eq 'f' ? ( x => 'unholdable' ) : ()),
 198                                                                                 ($cp->circulate eq 'f' ? ( x => 'noncirculating' ) : ()),
 199                                                                                 ($cp->opac_visible eq 'f' ? ( x => 'hidden' ) : ()),
 200                                                                         )
 201                                                                 );
 202
 203                                                         }
 204                                                 }
 205                                         }
 206                                 }
 207                         }
 208
 209                         if (uc($format) eq 'XML') {
 210                                 my $x = $r->as_xml_record;
 211                                 $x =~ s/^<\?xml version="1.0" encoding="UTF-8"\?>//o;
 212                                 $content .= $x;
 213                         } elsif (uc($format) eq 'UNIMARC') {
 214                                 $content .= $r->as_unimarc
 215                         } elsif (uc($format) eq 'USMARC') {
 216                                 $content .= $r->as_usmarc
 217                         }
 218
 219                 } otherwise {
 220                         my $e = shift;
 221                         warn "\n$e\n";
 222                 };
 223
 224         }
 225
 226         $content .= "</collection>\n" if ($format eq 'XML');
 227
 228         $r->print($content);
 229         return Apache2::Const::OK;
 230
 231 }
 232
 233 1;