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

   1 package OpenILS::WWW::SuperCat;
   2 use strict; use warnings;
   3
   4 use Apache2::Log;
   5 use Apache2::Const -compile => qw(OK REDIRECT DECLINED NOT_FOUND :log);
   6 use APR::Const    -compile => qw(:error SUCCESS);
   7 use Apache2::RequestRec ();
   8 use Apache2::RequestIO ();
   9 use Apache2::RequestUtil;
  10 use CGI;
  11 use Data::Dumper;
  12 use SRU::Request;
  13 use SRU::Response;
  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 OpenILS::WWW::SuperCat::Feed;
  27 use OpenSRF::Utils::Logger qw/$logger/;
  28
  29 use MARC::Record;
  30 use MARC::File::XML;
  31
  32 # set the bootstrap config when this module is loaded
  33 my ($bootstrap, $cstore, $supercat, $actor, $parser, $search, $xslt, $cn_browse_xslt, %browse_types);
  34
  35 $browse_types{call_number}{xml} = sub {
  36         my $tree = shift;
  37
  38         my $year = (gmtime())[5] + 1900;
  39         my $content = '';
  40
  41         $content .= "<hold:volumes  xmlns:hold='http://open-ils.org/spec/holdings/v1'>";
  42
  43         for my $cn (@$tree) {
  44                 (my $cn_class = $cn->class_name) =~ s/::/-/gso;
  45                 $cn_class =~ s/Fieldmapper-//gso;
  46
  47                 my $cn_tag = "tag:open-ils.org,$year:$cn_class/".$cn->id;
  48                 my $cn_lib = $cn->owning_lib->shortname;
  49                 my $cn_label = $cn->label;
  50
  51                 $cn_label =~ s/\n//gos;
  52                 $cn_label =~ s/'/&apos;/go;
  53
  54                 (my $ou_class = $cn->owning_lib->class_name) =~ s/::/-/gso;
  55                 $ou_class =~ s/Fieldmapper-//gso;
  56
  57                 my $ou_tag = "tag:open-ils.org,$year:$ou_class/".$cn->owning_lib->id;
  58                 my $ou_name = $cn->owning_lib->name;
  59
  60                 $ou_name =~ s/\n//gos;
  61                 $ou_name =~ s/'/&apos;/go;
  62
  63                 (my $rec_class = $cn->record->class_name) =~ s/::/-/gso;
  64                 $rec_class =~ s/Fieldmapper-//gso;
  65
  66                 my $rec_tag = "tag:open-ils.org,$year:$rec_class/".$cn->record->id.'/'.$cn->owning_lib->shortname;
  67
  68                 $content .= "<hold:volume id='$cn_tag' lib='$cn_lib' label='$cn_label'>";
  69                 $content .= "<act:owning_lib xmlns:act='http://open-ils.org/spec/actors/v1' id='$ou_tag' name='$ou_name'/>";
  70
  71                 my $r_doc = $parser->parse_string($cn->record->marc);
  72                 $r_doc->documentElement->setAttribute( id => $rec_tag );
  73                 $content .= entityize($r_doc->documentElement->toString);
  74
  75                 $content .= "</hold:volume>";
  76         }
  77
  78         $content .= '</hold:volumes>';
  79         return ("Content-type: application/xml\n\n",$content);
  80 };
  81
  82
  83 $browse_types{call_number}{html} = sub {
  84         my $tree = shift;
  85         my $p = shift;
  86         my $n = shift;
  87
  88         if (!$cn_browse_xslt) {
  89                 $cn_browse_xslt = $parser->parse_file(
  90                         OpenSRF::Utils::SettingsClient
  91                                 ->new
  92                                 ->config_value( dirs => 'xsl' ).
  93                         "/CNBrowse2HTML.xsl"
  94                 );
  95                 $cn_browse_xslt = $xslt->parse_stylesheet( $cn_browse_xslt );
  96         }
  97
  98         my (undef,$xml) = $browse_types{call_number}{xml}->($tree);
  99
 100         return (
 101                 "Content-type: text/html\n\n",
 102                 entityize(
 103                         $cn_browse_xslt->transform(
 104                                 $parser->parse_string( $xml ),
 105                                 'prev' => "'$p'",
 106                                 'next' => "'$n'"
 107                         )->toString(1)
 108                 )
 109         );
 110 };
 111
 112 sub import {
 113         my $self = shift;
 114         $bootstrap = shift;
 115 }
 116
 117
 118 sub child_init {
 119         OpenSRF::System->bootstrap_client( config_file => $bootstrap );
 120
 121         my $idl = OpenSRF::Utils::SettingsClient->new->config_value("IDL");
 122         Fieldmapper->import(IDL => $idl);
 123
 124         $supercat = OpenSRF::AppSession->create('open-ils.supercat');
 125         $cstore = OpenSRF::AppSession->create('open-ils.cstore');
 126         $actor = OpenSRF::AppSession->create('open-ils.actor');
 127         $search = OpenSRF::AppSession->create('open-ils.search');
 128         $parser = new XML::LibXML;
 129         $xslt = new XML::LibXSLT;
 130
 131         $cn_browse_xslt = $parser->parse_file(
 132                 OpenSRF::Utils::SettingsClient
 133                         ->new
 134                         ->config_value( dirs => 'xsl' ).
 135                 "/CNBrowse2HTML.xsl"
 136         );
 137
 138         $cn_browse_xslt = $xslt->parse_stylesheet( $cn_browse_xslt );
 139
 140 }
 141
 142 sub oisbn {
 143
 144         my $apache = shift;
 145         return Apache2::Const::DECLINED if (-e $apache->filename);
 146
 147         (my $isbn = $apache->path_info) =~ s{^.*?([^/]+)$}{$1}o;
 148
 149         my $list = $supercat
 150                 ->request("open-ils.supercat.oisbn", $isbn)
 151                 ->gather(1);
 152
 153         print "Content-type: application/xml; charset=utf-8\n\n";
 154         print "<?xml version='1.0' encoding='UTF-8' ?>\n";
 155
 156         unless (exists $$list{metarecord}) {
 157                 print '<idlist/>';
 158                 return Apache2::Const::OK;
 159         }
 160
 161         print "<idlist metarecord='$$list{metarecord}'>\n";
 162
 163         for ( keys %{ $$list{record_list} } ) {
 164                 (my $o = $$list{record_list}{$_}) =~s/^(\S+).*?$/$1/o;
 165                 print "  <isbn record='$_'>$o</isbn>\n"
 166         }
 167
 168         print "</idlist>\n";
 169
 170         return Apache2::Const::OK;
 171 }
 172
 173 sub unapi {
 174
 175         my $apache = shift;
 176         return Apache2::Const::DECLINED if (-e $apache->filename);
 177
 178         my $cgi = new CGI;
 179
 180         my $add_path = 0;
 181         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 182                 my $rel_name = $cgi->url(-relative=>1);
 183                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 184         }
 185
 186         my $url = $cgi->url(-path_info=>$add_path);
 187         my $root = (split 'unapi', $url)[0];
 188         my $base = (split 'unapi', $url)[0] . 'unapi';
 189
 190
 191         my $uri = $cgi->param('id') || '';
 192         my $host = $cgi->virtual_host || $cgi->server_name;
 193
 194         my $format = $cgi->param('format');
 195         my $flesh_feed = ($format =~ /-full$/o) ? 1 : 0;
 196         (my $base_format = $format) =~ s/-full$//o;
 197         my ($id,$type,$command,$lib) = ('','','');
 198
 199         if (!$format) {
 200                 my $body = "Content-type: application/xml; charset=utf-8\n\n";
 201
 202                 if ($uri =~ m{^tag:[^:]+:([^\/]+)/([^/]+)(?:/(.+))$}o) {
 203                         $id = $2;
 204                         $lib = uc($3);
 205                         $type = 'record';
 206                         $type = 'metarecord' if ($1 =~ /^m/o);
 207
 208                         my $list = $supercat
 209                                 ->request("open-ils.supercat.$type.formats")
 210                                 ->gather(1);
 211
 212                         if ($type eq 'record' or $type eq 'isbn') {
 213                                 $body .= <<"                            FORMATS";
 214 <formats id='$uri'>
 215         <format name='opac' type='text/html'/>
 216         <format name='html' type='text/html'/>
 217         <format name='htmlholdings' type='text/html'/>
 218         <format name='html-full' type='text/html'/>
 219         <format name='htmlholdings-full' type='text/html'/>
 220                                 FORMATS
 221                         } elsif ($type eq 'metarecord') {
 222                                 $body .= <<"                            FORMATS";
 223                                 <formats id='$uri'>
 224                                         <format name='opac' type='text/html'/>
 225                                 FORMATS
 226                         }
 227
 228                         for my $h (@$list) {
 229                                 my ($type) = keys %$h;
 230                                 $body .= "\t<format name='$type' type='application/xml'";
 231
 232                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 233                                         $body .= " $part='$$h{$type}{$part}'"
 234                                                 if ($$h{$type}{$part});
 235                                 }
 236
 237                                 $body .= "/>\n";
 238
 239                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 240                                         $body .= "\t<format name='$type-full' type='application/xml'";
 241
 242                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 243                                                 $body .= " $part='$$h{$type}{$part}'"
 244                                                         if ($$h{$type}{$part});
 245                                         }
 246
 247                                         $body .= "/>\n";
 248                                 }
 249                         }
 250
 251                         $body .= "</formats>\n";
 252
 253                 } else {
 254                         my $list = $supercat
 255                                 ->request("open-ils.supercat.record.formats")
 256                                 ->gather(1);
 257
 258                         push @$list,
 259                                 @{ $supercat
 260                                         ->request("open-ils.supercat.metarecord.formats")
 261                                         ->gather(1);
 262                                 };
 263
 264                         my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 265                         $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 266
 267                         $body .= <<"                    FORMATS";
 268 <formats>
 269         <format name='opac' type='text/html'/>
 270         <format name='html' type='text/html'/>
 271         <format name='htmlholdings' type='text/html'/>
 272         <format name='html-full' type='text/html'/>
 273         <format name='htmlholdings-full' type='text/html'/>
 274                         FORMATS
 275
 276
 277                         for my $h (@$list) {
 278                                 my ($type) = keys %$h;
 279                                 $body .= "\t<format name='$type' type='application/xml'";
 280
 281                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 282                                         $body .= " $part='$$h{$type}{$part}'"
 283                                                 if ($$h{$type}{$part});
 284                                 }
 285
 286                                 $body .= "/>\n";
 287
 288                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 289                                         $body .= "\t<format name='$type-full' type='application/xml'";
 290
 291                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 292                                                 $body .= " $part='$$h{$type}{$part}'"
 293                                                         if ($$h{$type}{$part});
 294                                         }
 295
 296                                         $body .= "/>\n";
 297                                 }
 298                         }
 299
 300                         $body .= "</formats>\n";
 301
 302                 }
 303                 print $body;
 304                 return Apache2::Const::OK;
 305         }
 306
 307         if ($uri =~ m{^tag:[^:]+:([^\/]+)/([^/]+)(?:/(.+))?}o) {
 308                 $id = $2;
 309                 $lib = uc($3);
 310                 $type = 'record';
 311                 $type = 'metarecord' if ($1 =~ /^metabib/o);
 312                 $type = 'isbn' if ($1 =~ /^isbn/o);
 313                 $type = 'call_number' if ($1 =~ /^call_number/o);
 314                 $command = 'retrieve';
 315                 $command = 'browse' if ($type eq 'call_number');
 316         }
 317
 318         if (!$lib || $lib eq '-') {
 319                 $lib = $actor->request(
 320                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
 321                 )->gather(1)->[0]->shortname;
 322         }
 323
 324         my $lib_object = $actor->request(
 325                 'open-ils.actor.org_unit_list.search' => shortname => $lib
 326         )->gather(1)->[0];
 327         my $lib_id = $lib_object->id;
 328
 329         my $ou_types = $actor->request( 'open-ils.actor.org_types.retrieve' )->gather(1);
 330         my $lib_depth = (grep { $_->id == $lib_object->ou_type } @$ou_types)[0]->depth;
 331
 332         if ($type eq 'call_number' and $command eq 'browse') {
 333                 print "Location: $root/browse/$base_format/call_number/$lib/$id\n\n";
 334                 return 302;
 335         }
 336
 337         if ($type eq 'isbn') {
 338                 my $rec = $supercat->request('open-ils.supercat.isbn.object.retrieve',$id)->gather(1);
 339                 if (!@$rec) {
 340                         print "Content-type: text/html; charset=utf-8\n\n";
 341                         $apache->custom_response( 404, <<"                      HTML");
 342                         <html>
 343                                 <head>
 344                                         <title>Type [$type] with id [$id] not found!</title>
 345                                 </head>
 346                                 <body>
 347                                         <br/>
 348                                         <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 349                                 </body>
 350                         </html>
 351                         HTML
 352                         return 404;
 353                 }
 354                 $id = $rec->[0]->id;
 355                 $type = 'record';
 356         }
 357
 358         if ( !grep
 359                { (keys(%$_))[0] eq $base_format }
 360                @{ $supercat->request("open-ils.supercat.$type.formats")->gather(1) }
 361              and !grep
 362                { $_ eq $base_format }
 363                qw/opac html htmlholdings/
 364         ) {
 365                 print "Content-type: text/html; charset=utf-8\n\n";
 366                 $apache->custom_response( 406, <<"              HTML");
 367                 <html>
 368                         <head>
 369                                 <title>Invalid format [$format] for type [$type]!</title>
 370                         </head>
 371                         <body>
 372                                 <br/>
 373                                 <center>Sorry, format $format is not valid for type $type.</center>
 374                         </body>
 375                 </html>
 376                 HTML
 377                 return 406;
 378         }
 379
 380         if ($format eq 'opac') {
 381                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id&l=$lib_id&d=$lib_depth\n\n"
 382                         if ($type eq 'metarecord');
 383                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id&l=$lib_id&d=$lib_depth\n\n"
 384                         if ($type eq 'record');
 385                 return 302;
 386         } elsif (OpenILS::WWW::SuperCat::Feed->exists($base_format)) {
 387                 my $feed = create_record_feed(
 388                         $type,
 389                         $format => [ $id ],
 390                         $base,
 391                         $lib,
 392                         $flesh_feed
 393                 );
 394
 395                 if (!$feed->count) {
 396                         print "Content-type: text/html; charset=utf-8\n\n";
 397                         $apache->custom_response( 404, <<"                      HTML");
 398                         <html>
 399                                 <head>
 400                                         <title>Type [$type] with id [$id] not found!</title>
 401                                 </head>
 402                                 <body>
 403                                         <br/>
 404                                         <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 405                                 </body>
 406                         </html>
 407                         HTML
 408                         return 404;
 409                 }
 410
 411                 $feed->root($root);
 412                 $feed->creator($host);
 413                 $feed->update_ts(gmtime_ISO8601());
 414                 $feed->link( unapi => $base) if ($flesh_feed);
 415
 416                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 417                 print entityize($feed->toString) . "\n";
 418
 419                 return Apache2::Const::OK;
 420         }
 421
 422         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 423         my $data = $req->gather(1);
 424
 425         if ($req->failed || !$data) {
 426                 print "Content-type: text/html; charset=utf-8\n\n";
 427                 $apache->custom_response( 404, <<"              HTML");
 428                 <html>
 429                         <head>
 430                                 <title>$type $id not found!</title>
 431                         </head>
 432                         <body>
 433                                 <br/>
 434                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 435                         </body>
 436                 </html>
 437                 HTML
 438                 return 404;
 439         }
 440
 441         print "Content-type: application/xml; charset=utf-8\n\n$data";
 442
 443         return Apache2::Const::OK;
 444 }
 445
 446 sub supercat {
 447
 448         my $apache = shift;
 449         return Apache2::Const::DECLINED if (-e $apache->filename);
 450
 451         my $cgi = new CGI;
 452
 453         my $add_path = 0;
 454         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 455                 my $rel_name = $cgi->url(-relative=>1);
 456                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 457         }
 458
 459         my $url = $cgi->url(-path_info=>$add_path);
 460         my $root = (split 'supercat', $url)[0];
 461         my $base = (split 'supercat', $url)[0] . 'supercat';
 462         my $unapi = (split 'supercat', $url)[0] . 'unapi';
 463
 464         my $host = $cgi->virtual_host || $cgi->server_name;
 465
 466         my $path = $cgi->path_info;
 467         my ($id,$type,$format,$command) = reverse split '/', $path;
 468         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 469         (my $base_format = $format) =~ s/-full$//o;
 470
 471         if ( $path =~ m{^/formats(?:/([^\/]+))?$}o ) {
 472                 print "Content-type: application/xml; charset=utf-8\n";
 473                 if ($1) {
 474                         my $list = $supercat
 475                                 ->request("open-ils.supercat.$1.formats")
 476                                 ->gather(1);
 477
 478                         print "\n";
 479
 480                         print "<formats>
 481                                    <format>
 482                                      <name>opac</name>
 483                                      <type>text/html</type>
 484                                    </format>";
 485
 486                         if ($1 eq 'record' or $1 eq 'isbn') {
 487                                 print "<format>
 488                                      <name>htmlholdings</name>
 489                                      <type>text/html</type>
 490                                    </format>
 491                                    <format>
 492                                      <name>html</name>
 493                                      <type>text/html</type>
 494                                    </format>
 495                                    <format>
 496                                      <name>htmlholdings-full</name>
 497                                      <type>text/html</type>
 498                                    </format>
 499                                    <format>
 500                                      <name>html-full</name>
 501                                      <type>text/html</type>
 502                                    </format>";
 503                         }
 504
 505                         for my $h (@$list) {
 506                                 my ($type) = keys %$h;
 507                                 print "<format><name>$type</name><type>application/xml</type>";
 508
 509                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 510                                         print "<$part>$$h{$type}{$part}</$part>"
 511                                                 if ($$h{$type}{$part});
 512                                 }
 513
 514                                 print '</format>';
 515
 516                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 517                                         print "<format><name>$type-full</name><type>application/xml</type>";
 518
 519                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 520                                                 print "<$part>$$h{$type}{$part}</$part>"
 521                                                         if ($$h{$type}{$part});
 522                                         }
 523
 524                                         print '</format>';
 525                                 }
 526
 527                         }
 528
 529                         print "</formats>\n";
 530
 531                         return Apache2::Const::OK;
 532                 }
 533
 534                 my $list = $supercat
 535                         ->request("open-ils.supercat.record.formats")
 536                         ->gather(1);
 537
 538                 push @$list,
 539                         @{ $supercat
 540                                 ->request("open-ils.supercat.metarecord.formats")
 541                                 ->gather(1);
 542                         };
 543
 544                 my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 545                 $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 546
 547                 print "\n<formats>
 548                            <format>
 549                              <name>opac</name>
 550                              <type>text/html</type>
 551                            </format>
 552                            <format>
 553                              <name>htmlholdings</name>
 554                              <type>text/html</type>
 555                            </format>
 556                            <format>
 557                              <name>html</name>
 558                              <type>text/html</type>
 559                            </format>
 560                            <format>
 561                              <name>htmlholdings-full</name>
 562                              <type>text/html</type>
 563                            </format>
 564                            <format>
 565                              <name>html-full</name>
 566                              <type>text/html</type>
 567                            </format>";
 568
 569                 for my $h (@$list) {
 570                         my ($type) = keys %$h;
 571                         print "<format><name>$type</name><type>application/xml</type>";
 572
 573                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 574                                 print "<$part>$$h{$type}{$part}</$part>"
 575                                         if ($$h{$type}{$part});
 576                         }
 577
 578                         print '</format>';
 579
 580                         if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 581                                 print "<format><name>$type-full</name><type>application/xml</type>";
 582
 583                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 584                                         print "<$part>$$h{$type}{$part}</$part>"
 585                                                 if ($$h{$type}{$part});
 586                                 }
 587
 588                                 print '</format>';
 589                         }
 590
 591                 }
 592
 593                 print "</formats>\n";
 594
 595
 596                 return Apache2::Const::OK;
 597         }
 598
 599         if ($format eq 'opac') {
 600                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id\n\n"
 601                         if ($type eq 'metarecord');
 602                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id\n\n"
 603                         if ($type eq 'record');
 604                 return 302;
 605
 606         } elsif ($base_format eq 'marc21') {
 607
 608                 my $ret = 200;
 609                 try {
 610                         my $bib = $supercat->request( "open-ils.supercat.record.object.retrieve", $id )->gather(1)->[0];
 611
 612                         my $r = MARC::Record->new_from_xml( $bib->marc, 'UTF-8', 'USMARC' );
 613                         $r->delete_field( $_ ) for ($r->field(901));
 614
 615                         $r->append_fields(
 616                                 MARC::Field->new(
 617                                         901, '', '',
 618                                         a => $bib->tcn_value,
 619                                         b => $bib->tcn_source,
 620                                         c => $bib->id
 621                                 )
 622                         );
 623
 624                         print "Content-type: application/octet-stream\n\n";
 625                         print $r->as_usmarc;
 626
 627                 } otherwise {
 628                         warn shift();
 629
 630                         print "Content-type: text/html; charset=utf-8\n\n";
 631                         $apache->custom_response( 404, <<"                      HTML");
 632                         <html>
 633                                 <head>
 634                                         <title>ERROR</title>
 635                                 </head>
 636                                 <body>
 637                                         <br/>
 638                                         <center>Couldn't fetch $id as MARC21.</center>
 639                                 </body>
 640                         </html>
 641                         HTML
 642                         $ret = 404;
 643                 };
 644
 645                 return Apache2::Const::OK;
 646
 647         } elsif (OpenILS::WWW::SuperCat::Feed->exists($base_format)) {
 648                 my $feed = create_record_feed(
 649                         $type,
 650                         $format => [ $id ],
 651                         undef, undef,
 652                         $flesh_feed
 653                 );
 654
 655                 $feed->root($root);
 656                 $feed->creator($host);
 657                 $feed->update_ts(gmtime_ISO8601());
 658                 $feed->link( unapi => $base) if ($flesh_feed);
 659
 660                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 661                 print entityize($feed->toString) . "\n";
 662
 663                 return Apache2::Const::OK;
 664         }
 665
 666         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 667         $req->wait_complete;
 668
 669         if ($req->failed) {
 670                 print "Content-type: text/html; charset=utf-8\n\n";
 671                 $apache->custom_response( 404, <<"              HTML");
 672                 <html>
 673                         <head>
 674                                 <title>$type $id not found!</title>
 675                         </head>
 676                         <body>
 677                                 <br/>
 678                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 679                         </body>
 680                 </html>
 681                 HTML
 682                 return 404;
 683         }
 684
 685         print "Content-type: application/xml; charset=utf-8\n\n";
 686         print entityize( $parser->parse_string( $req->gather(1) )->documentElement->toString );
 687
 688         return Apache2::Const::OK;
 689 }
 690
 691
 692 sub bookbag_feed {
 693         my $apache = shift;
 694         return Apache2::Const::DECLINED if (-e $apache->filename);
 695
 696         my $cgi = new CGI;
 697
 698         my $year = (gmtime())[5] + 1900;
 699         my $host = $cgi->virtual_host || $cgi->server_name;
 700
 701         my $add_path = 0;
 702         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 703                 my $rel_name = $cgi->url(-relative=>1);
 704                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 705         }
 706
 707         my $url = $cgi->url(-path_info=>$add_path);
 708         my $root = (split 'feed', $url)[0] . '/';
 709         my $base = (split 'bookbag', $url)[0] . '/bookbag';
 710         my $unapi = (split 'feed', $url)[0] . '/unapi';
 711
 712         $root =~ s{(?<!http:)//}{/}go;
 713         $base =~ s{(?<!http:)//}{/}go;
 714         $unapi =~ s{(?<!http:)//}{/}go;
 715
 716         my $path = $cgi->path_info;
 717         #warn "URL breakdown: $url -> $root -> $base -> $path -> $unapi";
 718
 719         my ($id,$type) = reverse split '/', $path;
 720         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 721
 722         my $bucket = $actor->request("open-ils.actor.container.public.flesh", 'biblio', $id)->gather(1);
 723         return Apache2::Const::NOT_FOUND unless($bucket);
 724
 725         my $bucket_tag = "tag:$host,$year:record_bucket/$id";
 726         if ($type eq 'opac') {
 727                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 728                         join('&', map { "rl=" . $_->target_biblio_record_entry } @{ $bucket->items }) .
 729                         "\n\n";
 730                 return 302;
 731         }
 732
 733         my $feed = create_record_feed(
 734                 'record',
 735                 $type,
 736                 [ map { $_->target_biblio_record_entry } @{ $bucket->items } ],
 737                 $unapi,
 738                 undef,
 739                 $flesh_feed
 740         );
 741         $feed->root($root);
 742
 743         $feed->title("Items in Book Bag [".$bucket->name."]");
 744         $feed->creator($host);
 745         $feed->update_ts(gmtime_ISO8601());
 746
 747         $feed->link(rss => $base . "/rss2-full/$id" => 'application/rss+xml');
 748         $feed->link(alternate => $base . "/atom-full/$id" => 'application/atom+xml');
 749         $feed->link(html => $base . "/html-full/$id" => 'text/html');
 750         $feed->link(unapi => $unapi);
 751
 752         $feed->link(
 753                 OPAC =>
 754                 '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 755                         join('&', map { 'rl=' . $_->target_biblio_record_entry } @{$bucket->items} ),
 756                 'text/html'
 757         );
 758
 759
 760         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 761         print entityize($feed->toString) . "\n";
 762
 763         return Apache2::Const::OK;
 764 }
 765
 766 sub changes_feed {
 767         my $apache = shift;
 768         return Apache2::Const::DECLINED if (-e $apache->filename);
 769
 770         my $cgi = new CGI;
 771
 772         my $year = (gmtime())[5] + 1900;
 773         my $host = $cgi->virtual_host || $cgi->server_name;
 774
 775         my $add_path = 0;
 776         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 777                 my $rel_name = $cgi->url(-relative=>1);
 778                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 779         }
 780
 781         my $url = $cgi->url(-path_info=>$add_path);
 782         my $root = (split 'feed', $url)[0];
 783         my $base = (split 'freshmeat', $url)[0] . 'freshmeat';
 784         my $unapi = (split 'feed', $url)[0] . 'unapi';
 785
 786         my $path = $cgi->path_info;
 787         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 788
 789         $path =~ s/^\/(?:feed\/)?freshmeat\///og;
 790
 791         my ($type,$rtype,$axis,$limit,$date) = split '/', $path;
 792         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 793         $limit ||= 10;
 794
 795         my $list = $supercat->request("open-ils.supercat.$rtype.record.$axis.recent", $date, $limit)->gather(1);
 796
 797         #if ($type eq 'opac') {
 798         #       print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 799         #               join('&', map { "rl=" . $_ } @$list) .
 800         #               "\n\n";
 801         #       return 302;
 802         #}
 803
 804         my $feed = create_record_feed( 'record', $type, $list, $unapi, undef, $flesh_feed);
 805         $feed->root($root);
 806
 807         if ($date) {
 808                 $feed->title("Up to $limit recent $rtype ${axis}s from $date forward");
 809         } else {
 810                 $feed->title("$limit most recent $rtype ${axis}s");
 811         }
 812
 813         $feed->creator($host);
 814         $feed->update_ts(gmtime_ISO8601());
 815
 816         $feed->link(rss => $base . "/rss2-full/$rtype/$axis/$limit/$date" => 'application/rss+xml');
 817         $feed->link(alternate => $base . "/atom-full/$rtype/$axis/$limit/$date" => 'application/atom+xml');
 818         $feed->link(html => $base . "/html-full/$rtype/$axis/$limit/$date" => 'text/html');
 819         $feed->link(unapi => $unapi);
 820
 821         $feed->link(
 822                 OPAC =>
 823                 '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 824                         join('&', map { 'rl=' . $_} @$list ),
 825                 'text/html'
 826         );
 827
 828
 829         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 830         print entityize($feed->toString) . "\n";
 831
 832         return Apache2::Const::OK;
 833 }
 834
 835 sub opensearch_osd {
 836         my $version = shift;
 837         my $lib = shift;
 838         my $class = shift;
 839         my $base = shift;
 840
 841         if ($version eq '1.0') {
 842                 print <<OSD;
 843 Content-type: application/opensearchdescription+xml; charset=utf-8
 844
 845 <?xml version="1.0" encoding="UTF-8"?>
 846 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearchdescription/1.0/">
 847   <Url>$base/1.0/$lib/-/$class/?searchTerms={searchTerms}&amp;startPage={startPage}&amp;startIndex={startIndex}&amp;count={count}</Url>
 848   <Format>http://a9.com/-/spec/opensearchrss/1.0/</Format>
 849   <ShortName>$lib</ShortName>
 850   <LongName>Search $lib</LongName>
 851   <Description>Search the $lib OPAC by $class.</Description>
 852   <Tags>$lib book library</Tags>
 853   <SampleSearch>harry+potter</SampleSearch>
 854   <Developer>Mike Rylander for GPLS/PINES</Developer>
 855   <Contact>feedback\@open-ils.org</Contact>
 856   <SyndicationRight>open</SyndicationRight>
 857   <AdultContent>false</AdultContent>
 858 </OpenSearchDescription>
 859 OSD
 860         } else {
 861                 print <<OSD;
 862 Content-type: application/opensearchdescription+xml; charset=utf-8
 863
 864 <?xml version="1.0" encoding="UTF-8"?>
 865 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
 866   <ShortName>$lib</ShortName>
 867   <Description>Search the $lib OPAC by $class.</Description>
 868   <Tags>$lib book library</Tags>
 869   <Url type="application/rss+xml"
 870        template="$base/1.1/$lib/rss2-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 871   <Url type="application/atom+xml"
 872        template="$base/1.1/$lib/atom-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 873   <Url type="application/x-mods3+xml"
 874        template="$base/1.1/$lib/mods3/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 875   <Url type="application/x-mods+xml"
 876        template="$base/1.1/$lib/mods/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 877   <Url type="application/x-marcxml+xml"
 878        template="$base/1.1/$lib/marcxml/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 879   <Url type="text/html"
 880        template="$base/1.1/$lib/html-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 881   <LongName>Search $lib</LongName>
 882   <Query role="example" searchTerms="harry+potter" />
 883   <Developer>Mike Rylander for GPLS/PINES</Developer>
 884   <Contact>feedback\@open-ils.org</Contact>
 885   <SyndicationRight>open</SyndicationRight>
 886   <AdultContent>false</AdultContent>
 887   <Language>en-US</Language>
 888   <OutputEncoding>UTF-8</OutputEncoding>
 889   <InputEncoding>UTF-8</InputEncoding>
 890 </OpenSearchDescription>
 891 OSD
 892         }
 893
 894         return Apache2::Const::OK;
 895 }
 896
 897 sub opensearch_feed {
 898         my $apache = shift;
 899         return Apache2::Const::DECLINED if (-e $apache->filename);
 900
 901         my $cgi = new CGI;
 902         my $year = (gmtime())[5] + 1900;
 903
 904         my $host = $cgi->virtual_host || $cgi->server_name;
 905
 906         my $add_path = 0;
 907         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 908                 my $rel_name = $cgi->url(-relative=>1);
 909                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 910         }
 911
 912         my $url = $cgi->url(-path_info=>$add_path);
 913         my $root = (split 'opensearch', $url)[0];
 914         my $base = (split 'opensearch', $url)[0] . 'opensearch';
 915         my $unapi = (split 'opensearch', $url)[0] . 'unapi';
 916
 917         my $path = $cgi->path_info;
 918         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 919
 920         if ($path =~ m{^/?(1\.\d{1})/(?:([^/]+)/)?([^/]+)/osd.xml}o) {
 921
 922                 my $version = $1;
 923                 my $lib = uc($2);
 924                 my $class = $3;
 925
 926                 if (!$lib || $lib eq '-') {
 927                         $lib = $actor->request(
 928                                 'open-ils.actor.org_unit_list.search' => parent_ou => undef
 929                         )->gather(1)->[0]->shortname;
 930                 }
 931
 932                 if ($class eq '-') {
 933                         $class = 'keyword';
 934                 }
 935
 936                 return opensearch_osd($version, $lib, $class, $base);
 937         }
 938
 939
 940         my $page = $cgi->param('startPage') || 1;
 941         my $offset = $cgi->param('startIndex') || 1;
 942         my $limit = $cgi->param('count') || 10;
 943
 944         $page = 1 if ($page !~ /^\d+$/);
 945         $offset = 1 if ($offset !~ /^\d+$/);
 946         $limit = 10 if ($limit !~ /^\d+$/); $limit = 25 if ($limit > 25);
 947
 948         if ($page > 1) {
 949                 $offset = ($page - 1) * $limit;
 950         } else {
 951                 $offset -= 1;
 952         }
 953
 954         my ($version,$org,$type,$class,$terms,$sort,$sortdir,$lang) = ('','','','','','','','');
 955         (undef,$version,$org,$type,$class,$terms,$sort,$sortdir,$lang) = split '/', $path;
 956
 957         $lang = $cgi->param('searchLang') if $cgi->param('searchLang');
 958         $lang = '' if ($lang eq '*');
 959
 960         $sort = $cgi->param('searchSort') if $cgi->param('searchSort');
 961         $sortdir = $cgi->param('searchSortDir') if $cgi->param('searchSortDir');
 962         $terms .= " " . $cgi->param('searchTerms') if $cgi->param('searchTerms');
 963
 964         $class = $cgi->param('searchClass') if $cgi->param('searchClass');
 965         $class ||= '-';
 966
 967         $type = $cgi->param('responseType') if $cgi->param('responseType');
 968         $type ||= '-';
 969
 970         $org = $cgi->param('searchOrg') if $cgi->param('searchOrg');
 971         $org ||= '-';
 972
 973
 974         my $kwt = $cgi->param('kw');
 975         my $tit = $cgi->param('ti');
 976         my $aut = $cgi->param('au');
 977         my $sut = $cgi->param('su');
 978         my $set = $cgi->param('se');
 979
 980         $terms .= " keyword: $kwt" if ($kwt);
 981         $terms .= " title: $tit" if ($tit);
 982         $terms .= " author: $aut" if ($aut);
 983         $terms .= " subject: $sut" if ($sut);
 984         $terms .= " series: $set" if ($set);
 985
 986         if ($version eq '1.0') {
 987                 $type = 'rss2';
 988         } elsif ($type eq '-') {
 989                 $type = 'atom';
 990         }
 991         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 992
 993         if ($terms eq 'help') {
 994                 print $cgi->header(-type => 'text/html');
 995                 print <<"               HTML";
 996                         <html>
 997                          <head>
 998                           <title>just type something!</title>
 999                          </head>
1000                          <body>
1001                           <p>You are in a maze of dark, twisty stacks, all alike.</p>
1002                          </body>
1003                         </html>
1004                 HTML
1005                 return Apache2::Const::OK;
1006     }
1007
1008         $terms = decode_utf8($terms);
1009         $lang = 'eng' if ($lang eq 'en-US');
1010
1011         my $org_unit;
1012         if ($org eq '-') {
1013                 $org_unit = $actor->request(
1014                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
1015                 )->gather(1);
1016         } else {
1017                 $org_unit = $actor->request(
1018                         'open-ils.actor.org_unit_list.search' => shortname => uc($org)
1019                 )->gather(1);
1020         }
1021
1022     my $recs = $search->request(
1023         'open-ils.search.biblio.multiclass.query' => {
1024                         org_unit        => $org_unit->[0]->id,
1025                         offset          => $limit,
1026                         limit           => $offset,
1027                         ($lang ?    ( 'language' => $lang    ) : ()),
1028                 } => $terms
1029         )->gather(1);
1030
1031         my $feed = create_record_feed(
1032                 'record',
1033                 $type,
1034                 [ map { $_->[0] } @{$recs->{ids}} ],
1035                 $unapi,
1036                 $org,
1037                 $flesh_feed
1038         );
1039         $feed->root($root);
1040         $feed->lib($org);
1041         $feed->search($terms);
1042         $feed->class($class);
1043
1044         if ($complex_terms) {
1045                 $feed->title("Search results for [$terms] at ".$org_unit->[0]->name);
1046         } else {
1047                 $feed->title("Search results for [$class => $terms] at ".$org_unit->[0]->name);
1048         }
1049
1050         $feed->creator($host);
1051         $feed->update_ts(gmtime_ISO8601());
1052
1053         $feed->_create_node(
1054                 $feed->{item_xpath},
1055                 'http://a9.com/-/spec/opensearch/1.1/',
1056                 'totalResults',
1057                 $recs->{count},
1058         );
1059
1060         $feed->_create_node(
1061                 $feed->{item_xpath},
1062                 'http://a9.com/-/spec/opensearch/1.1/',
1063                 'startIndex',
1064                 $offset + 1,
1065         );
1066
1067         $feed->_create_node(
1068                 $feed->{item_xpath},
1069                 'http://a9.com/-/spec/opensearch/1.1/',
1070                 'itemsPerPage',
1071                 $limit,
1072         );
1073
1074         $feed->link(
1075                 next =>
1076                 $base . "/$version/$org/$type/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang&startIndex=" . int($offset + $limit + 1) . "&count=" . $limit =>
1077                 'application/opensearch+xml'
1078         ) if ($offset + $limit < $recs->{count});
1079
1080         $feed->link(
1081                 previous =>
1082                 $base . "/$version/$org/$type/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang&startIndex=" . int(($offset - $limit) + 1) . "&count=" . $limit =>
1083                 'application/opensearch+xml'
1084         ) if ($offset);
1085
1086         $feed->link(
1087                 self =>
1088                 $base .  "/$version/$org/$type/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1089                 'application/opensearch+xml'
1090         );
1091
1092         $feed->link(
1093                 rss =>
1094                 $base .  "/$version/$org/rss2-full/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1095                 'application/rss+xml'
1096         );
1097
1098         $feed->link(
1099                 alternate =>
1100                 $base .  "/$version/$org/atom-full/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1101                 'application/atom+xml'
1102         );
1103
1104         $feed->link(
1105                 'html' =>
1106                 $base .  "/$version/$org/html/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1107                 'text/html'
1108         );
1109
1110         $feed->link(
1111                 'html-full' =>
1112                 $base .  "/$version/$org/html-full/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1113                 'text/html'
1114         );
1115
1116         $feed->link( 'unapi-server' => $unapi);
1117
1118 #       $feed->link(
1119 #               opac =>
1120 #               $root . "../$lang/skin/default/xml/rresult.xml?rt=list&" .
1121 #                       join('&', map { 'rl=' . $_->[0] } grep { ref $_ && defined $_->[0] } @{$recs->{ids}} ),
1122 #               'text/html'
1123 #       );
1124
1125         print $cgi->header(
1126                 -type           => $feed->type,
1127                 -charset        => 'UTF-8',
1128                 -cookie         => $cgi->cookie( -name => 'os_session', -value => $rs_name, -expires => '+30m' ),
1129         );
1130
1131         print entityize($feed->toString) . "\n";
1132
1133         return Apache2::Const::OK;
1134 }
1135
1136 sub create_record_feed {
1137         my $search = shift;
1138         my $type = shift;
1139         my $records = shift;
1140         my $unapi = shift;
1141
1142         my $lib = uc(shift()) || '-';
1143         my $flesh = shift;
1144         $flesh = 1 if (!defined($flesh));
1145
1146         my $cgi = new CGI;
1147         my $base = $cgi->url;
1148         my $host = $cgi->virtual_host || $cgi->server_name;
1149
1150         my $year = (gmtime())[5] + 1900;
1151
1152         my $flesh_feed = ($type =~ s/-full$//o) ? 1 : 0;
1153
1154         my $feed = new OpenILS::WWW::SuperCat::Feed ($type);
1155         $feed->base($base) if ($flesh);
1156         $feed->unapi($unapi) if ($flesh);
1157
1158         $type = 'atom' if ($type eq 'html');
1159         $type = 'marcxml' if ($type eq 'htmlholdings');
1160
1161         #$records = $supercat->request( "open-ils.supercat.record.object.retrieve", $records )->gather(1);
1162
1163         my $count = 0;
1164         for my $record (@$records) {
1165                 next unless($record);
1166
1167                 #my $rec = $record->id;
1168                 my $rec = $record;
1169
1170                 my $item_tag = "tag:$host,$year:biblio-record_entry/$rec/$lib";
1171                 $item_tag = "tag:$host,$year:isbn/$rec/$lib" if ($search eq 'isbn');
1172
1173                 my $xml = $supercat->request(
1174                         "open-ils.supercat.$search.$type.retrieve",
1175                         $rec
1176                 )->gather(1);
1177                 next unless $xml;
1178
1179                 my $node = $feed->add_item($xml);
1180                 next unless $node;
1181
1182                 $xml = '';
1183                 if ($lib && $type eq 'marcxml' &&  $flesh) {
1184                         my $r = $supercat->request( "open-ils.supercat.$search.holdings_xml.retrieve", $rec, $lib );
1185                         while ( !$r->complete ) {
1186                                 $xml .= join('', map {$_->content} $r->recv);
1187                         }
1188                         $xml .= join('', map {$_->content} $r->recv);
1189                         $node->add_holdings($xml);
1190                 }
1191
1192                 $node->id($item_tag) if ($flesh);
1193                 #$node->update_ts(clense_ISO8601($record->edit_date));
1194                 $node->link(alternate => $feed->unapi . "?id=$item_tag&format=htmlholdings-full" => 'text/html') if ($flesh);
1195                 $node->link(opac => $feed->unapi . "?id=$item_tag&format=opac") if ($flesh);
1196                 $node->link(unapi => $feed->unapi . "?id=$item_tag") if ($flesh);
1197                 $node->link('unapi-id' => $item_tag) if ($flesh);
1198         }
1199
1200         return $feed;
1201 }
1202
1203 sub entityize {
1204         my $stuff = NFC(shift());
1205         $stuff =~ s/&(?!\S+;)/&amp;/gso;
1206         $stuff =~ s/([\x{0080}-\x{fffd}])/sprintf('&#x%X;',ord($1))/sgoe;
1207         return $stuff;
1208 }
1209
1210 sub string_browse {
1211         my $apache = shift;
1212         return Apache2::Const::DECLINED if (-e $apache->filename);
1213
1214         my $cgi = new CGI;
1215         my $year = (gmtime())[5] + 1900;
1216
1217         my $host = $cgi->virtual_host || $cgi->server_name;
1218
1219         my $add_path = 0;
1220         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
1221                 my $rel_name = $cgi->url(-relative=>1);
1222                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
1223         }
1224
1225         my $url = $cgi->url(-path_info=>$add_path);
1226         my $root = (split 'browse', $url)[0];
1227         my $base = (split 'browse', $url)[0] . 'browse';
1228         my $unapi = (split 'browse', $url)[0] . 'unapi';
1229
1230         my $path = $cgi->path_info;
1231         $path =~ s/^\///og;
1232
1233         my ($format,$axis,$site,$string,$page,$page_size) = split '/', $path;
1234         #warn " >>> $format -> $axis -> $site -> $string -> $page -> $page_size ";
1235
1236         $site ||= $cgi->param('searchOrg');
1237         $page ||= $cgi->param('startPage') || 0;
1238         $page_size ||= $cgi->param('count') || 9;
1239
1240         $page = 0 if ($page !~ /^-?\d+$/);
1241
1242         my $prev = join('/', $base,$format,$axis,$site,$string,$page - 1,$page_size);
1243         my $next = join('/', $base,$format,$axis,$site,$string,$page + 1,$page_size);
1244
1245         unless ($string and $axis and grep { $axis eq $_ } keys %browse_types) {
1246                 warn "something's wrong...";
1247                 warn " >>> $format -> $axis -> $site -> $string -> $page -> $page_size ";
1248                 return undef;
1249         }
1250
1251         $string = decode_utf8($string);
1252         $string =~ s/\+/ /go;
1253         $string =~ s/'//go;
1254
1255         my $tree = $supercat->request(
1256                 "open-ils.supercat.$axis.browse",
1257                 $string,
1258                 $site,
1259                 $page_size,
1260                 $page
1261         )->gather(1);
1262
1263         my ($header,$content) = $browse_types{$axis}{$format}->($tree,$prev,$next);
1264         print $header.$content;
1265         return Apache2::Const::OK;
1266 }
1267
1268 sub sru_search {
1269     my $cgi = new CGI;
1270
1271     my $req = SRU::Request->newFromCGI( $cgi );
1272     my $resp = SRU::Response->newFromRequest( $req );
1273
1274     if ( $resp->type eq 'searchRetrieve' ) {
1275                 my $cql_query = $req->query;
1276                 my $search_string = $req->cql->toEvergreen;
1277
1278         my $offset = $req->startRecord;
1279         $offset-- if ($offset);
1280         $offset ||= 0;
1281
1282         my $limit = $req->maximumRecords;
1283         $limit ||= 10;
1284
1285         warn "SRU search string [$cql_query] converted to [$search_string]\n";
1286
1287                 my $recs = $search->request(
1288                         'open-ils.search.biblio.multiclass.query' => {offset => $offset, limit => $limit} => $search_string
1289                 )->gather(1);
1290
1291         my $bre = $supercat->request( 'open-ils.supercat.record.object.retrieve' => [ map { $_->[0] } @{$recs->{ids}} ] )->gather(1);
1292
1293         $resp->addRecord(
1294             SRU::Response::Record->new(
1295                 recordSchema    => 'info:srw/schema/1/marcxml-v1.1',
1296                 recordData => $_->marc
1297             )
1298         ) for @$bre;
1299
1300         $resp->numberOfRecords($recs->{count});
1301
1302         print $cgi->header( -type => 'application/xml' );
1303         print entityize($resp->asXML) . "\n";
1304             return Apache2::Const::OK;
1305     }
1306 }
1307
1308 {
1309     package CQL::BooleanNode;
1310
1311     sub toEvergreen {
1312         my $self     = shift;
1313         my $left     = $self->left();
1314         my $right    = $self->right();
1315         my $leftStr  = $left->toEvergreen;
1316         my $rightStr = $right->toEvergreen();
1317
1318         my $op =  '||' if uc $self->op() eq 'OR';
1319         $op ||=  '&&';
1320
1321         return  "$leftStr $rightStr";
1322     }
1323
1324     package CQL::TermNode;
1325
1326     our %qualifier_map = (
1327
1328         # Som EG qualifiers
1329         'eg.site'               => 'site',
1330         'eg.sort'               => 'sort',
1331         'eg.direction'          => 'dir',
1332         'eg.available'          => 'available',
1333
1334         # Title class:
1335         'dc.title'              => 'title',
1336         'bib.titleabbreviated'  => 'title|abbreviated',
1337         'bib.titleuniform'      => 'title|uniform',
1338         'bib.titletranslated'   => 'title|translated',
1339         'bib.titlealternative'  => 'title',
1340         'bib.titleseries'       => 'series',
1341
1342         # Author/Name class:
1343         'creator'               => 'author',
1344         'dc.creator'            => 'author',
1345         'dc.contributer'        => 'author',
1346         'dc.publisher'          => 'keyword',
1347         'bib.name'              => 'author',
1348         'bib.namepersonal'      => 'author|personal',
1349         'bib.namepersonalfamily'=> 'author|personal',
1350         'bib.namepersonalgiven' => 'author|personal',
1351         'bib.namecorporate'     => 'author|corporate',
1352         'bib.nameconference'    => 'author|converence',
1353
1354         # Subject class:
1355         'dc.subject'            => 'subject',
1356         'bib.subjectplace'      => 'subject|geographic',
1357         'bib.subjecttitle'      => 'keyword',
1358         'bib.subjectname'       => 'subject|name',
1359         'bib.subjectoccupation' => 'keyword',
1360
1361         # Keyword class:
1362         'srw.serverchoice'      => 'keyword',
1363
1364         # Identifiers:
1365         'dc.identifier'         => 'keyword',
1366
1367         # Dates:
1368         'bib.dateissued'        => undef,
1369         'bib.datecreated'       => undef,
1370         'bib.datevalid'         => undef,
1371         'bib.datemodified'      => undef,
1372         'bib.datecopyright'     => undef,
1373
1374         # Resource Type:
1375         'dc.type'               => undef,
1376
1377         # Format:
1378         'dc.format'             => undef,
1379
1380         # Genre:
1381         'bib.genre'             => 'keyword',
1382
1383         # Target Audience:
1384         'bib.audience'          => undef,
1385
1386         # Place of Origin:
1387         'bib.originplace'       => undef,
1388
1389         # Language
1390         'dc.language'           => 'lang',
1391
1392         # Edition
1393         'bib.edition'           => 'keyword',
1394
1395         # Part:
1396         'bib.volume'            => 'keyword',
1397         'bib.issue'             => 'keyword',
1398         'bib.startpage'         => 'keyword',
1399         'bib.endpage'           => 'keyword',
1400
1401         # Issuance:
1402         'bib.issuance'          => 'keyword',
1403     );
1404
1405     sub toEvergreen {
1406         my $self      = shift;
1407         my $qualifier = $self->getQualifier();
1408         my $term      = $self->getTerm();
1409         my $relation  = $self->getRelation();
1410
1411         my $query;
1412         if ( $qualifier ) {
1413
1414             if ( exists($qualifier_map{lc($qualifier)}) ) {
1415                 $qualifier = $qualifier_map{lc($qualifier)} || 'kw';
1416             }
1417
1418
1419             my @modifiers = $relation->getModifiers();
1420
1421             my $base = $relation->getBase();
1422             if ( grep { $base eq $_ } qw/= scr exact all/ ) {
1423
1424                 my $quote_it = 1;
1425                 foreach my $m ( @modifiers ) {
1426                     if( grep { $m->[ 1 ] eq $_ } qw/cql.fuzzy cql.stem cql.relevant cql.word/ ) {
1427                         $quote_it = 0;
1428                         last;
1429                     }
1430                 }
1431
1432                 $quote_it = 0 if ( $base eq 'all' );
1433                 $term = maybeQuote($term) if $quote_it;
1434
1435             } else {
1436                 croak( "Evergreen doesn't support the $base relations" );
1437             }
1438
1439             return "$qualifier:$term";
1440
1441         } else {
1442             return "kw:$term";
1443         }
1444     }
1445 }
1446
1447 1;