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 my $log = 'OpenSRF::Utils::Logger';
  33
  34 # set the bootstrap config when this module is loaded
  35 my ($bootstrap, $cstore, $supercat, $actor, $parser, $search, $xslt, $cn_browse_xslt, %browse_types);
  36
  37 $browse_types{call_number}{xml} = sub {
  38         my $tree = shift;
  39
  40         my $year = (gmtime())[5] + 1900;
  41         my $content = '';
  42
  43         $content .= "<hold:volumes  xmlns:hold='http://open-ils.org/spec/holdings/v1'>";
  44
  45         for my $cn (@$tree) {
  46                 (my $cn_class = $cn->class_name) =~ s/::/-/gso;
  47                 $cn_class =~ s/Fieldmapper-//gso;
  48
  49                 my $cn_tag = "tag:open-ils.org,$year:$cn_class/".$cn->id;
  50                 my $cn_lib = $cn->owning_lib->shortname;
  51                 my $cn_label = $cn->label;
  52
  53                 $cn_label =~ s/\n//gos;
  54                 $cn_label =~ s/'/&apos;/go;
  55
  56                 (my $ou_class = $cn->owning_lib->class_name) =~ s/::/-/gso;
  57                 $ou_class =~ s/Fieldmapper-//gso;
  58
  59                 my $ou_tag = "tag:open-ils.org,$year:$ou_class/".$cn->owning_lib->id;
  60                 my $ou_name = $cn->owning_lib->name;
  61
  62                 $ou_name =~ s/\n//gos;
  63                 $ou_name =~ s/'/&apos;/go;
  64
  65                 (my $rec_class = $cn->record->class_name) =~ s/::/-/gso;
  66                 $rec_class =~ s/Fieldmapper-//gso;
  67
  68                 my $rec_tag = "tag:open-ils.org,$year:$rec_class/".$cn->record->id.'/'.$cn->owning_lib->shortname;
  69
  70                 $content .= "<hold:volume id='$cn_tag' lib='$cn_lib' label='$cn_label'>";
  71                 $content .= "<act:owning_lib xmlns:act='http://open-ils.org/spec/actors/v1' id='$ou_tag' name='$ou_name'/>";
  72
  73                 my $r_doc = $parser->parse_string($cn->record->marc);
  74                 $r_doc->documentElement->setAttribute( id => $rec_tag );
  75                 $content .= entityize($r_doc->documentElement->toString);
  76
  77                 $content .= "</hold:volume>";
  78         }
  79
  80         $content .= '</hold:volumes>';
  81         return ("Content-type: application/xml\n\n",$content);
  82 };
  83
  84
  85 $browse_types{call_number}{html} = sub {
  86         my $tree = shift;
  87         my $p = shift;
  88         my $n = shift;
  89
  90         if (!$cn_browse_xslt) {
  91                 $cn_browse_xslt = $parser->parse_file(
  92                         OpenSRF::Utils::SettingsClient
  93                                 ->new
  94                                 ->config_value( dirs => 'xsl' ).
  95                         "/CNBrowse2HTML.xsl"
  96                 );
  97                 $cn_browse_xslt = $xslt->parse_stylesheet( $cn_browse_xslt );
  98         }
  99
 100         my (undef,$xml) = $browse_types{call_number}{xml}->($tree);
 101
 102         return (
 103                 "Content-type: text/html\n\n",
 104                 entityize(
 105                         $cn_browse_xslt->transform(
 106                                 $parser->parse_string( $xml ),
 107                                 'prev' => "'$p'",
 108                                 'next' => "'$n'"
 109                         )->toString(1)
 110                 )
 111         );
 112 };
 113
 114 sub import {
 115         my $self = shift;
 116         $bootstrap = shift;
 117 }
 118
 119
 120 sub child_init {
 121         OpenSRF::System->bootstrap_client( config_file => $bootstrap );
 122
 123         my $idl = OpenSRF::Utils::SettingsClient->new->config_value("IDL");
 124         Fieldmapper->import(IDL => $idl);
 125
 126         $supercat = OpenSRF::AppSession->create('open-ils.supercat');
 127         $cstore = OpenSRF::AppSession->create('open-ils.cstore');
 128         $actor = OpenSRF::AppSession->create('open-ils.actor');
 129         $search = OpenSRF::AppSession->create('open-ils.search');
 130         $parser = new XML::LibXML;
 131         $xslt = new XML::LibXSLT;
 132
 133         $cn_browse_xslt = $parser->parse_file(
 134                 OpenSRF::Utils::SettingsClient
 135                         ->new
 136                         ->config_value( dirs => 'xsl' ).
 137                 "/CNBrowse2HTML.xsl"
 138         );
 139
 140         $cn_browse_xslt = $xslt->parse_stylesheet( $cn_browse_xslt );
 141
 142 }
 143
 144 sub oisbn {
 145
 146         my $apache = shift;
 147         return Apache2::Const::DECLINED if (-e $apache->filename);
 148
 149         (my $isbn = $apache->path_info) =~ s{^.*?([^/]+)$}{$1}o;
 150
 151         my $list = $supercat
 152                 ->request("open-ils.supercat.oisbn", $isbn)
 153                 ->gather(1);
 154
 155         print "Content-type: application/xml; charset=utf-8\n\n";
 156         print "<?xml version='1.0' encoding='UTF-8' ?>\n";
 157
 158         unless (exists $$list{metarecord}) {
 159                 print '<idlist/>';
 160                 return Apache2::Const::OK;
 161         }
 162
 163         print "<idlist metarecord='$$list{metarecord}'>\n";
 164
 165         for ( keys %{ $$list{record_list} } ) {
 166                 (my $o = $$list{record_list}{$_}) =~s/^(\S+).*?$/$1/o;
 167                 print "  <isbn record='$_'>$o</isbn>\n"
 168         }
 169
 170         print "</idlist>\n";
 171
 172         return Apache2::Const::OK;
 173 }
 174
 175 sub unapi {
 176
 177         my $apache = shift;
 178         return Apache2::Const::DECLINED if (-e $apache->filename);
 179
 180         my $cgi = new CGI;
 181
 182         my $add_path = 0;
 183         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 184                 my $rel_name = $cgi->url(-relative=>1);
 185                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 186         }
 187
 188         my $url = $cgi->url(-path_info=>$add_path);
 189         my $root = (split 'unapi', $url)[0];
 190         my $base = (split 'unapi', $url)[0] . 'unapi';
 191
 192
 193         my $uri = $cgi->param('id') || '';
 194         my $host = $cgi->virtual_host || $cgi->server_name;
 195
 196         my $format = $cgi->param('format');
 197         my $flesh_feed = ($format =~ /-full$/o) ? 1 : 0;
 198         (my $base_format = $format) =~ s/-full$//o;
 199         my ($id,$type,$command,$lib) = ('','','');
 200
 201         if (!$format) {
 202                 my $body = "Content-type: application/xml; charset=utf-8\n\n";
 203
 204                 if ($uri =~ m{^tag:[^:]+:([^\/]+)/([^/]+)(?:/(.+))$}o) {
 205                         $id = $2;
 206                         $lib = uc($3);
 207                         $type = 'record';
 208                         $type = 'metarecord' if ($1 =~ /^m/o);
 209
 210                         my $list = $supercat
 211                                 ->request("open-ils.supercat.$type.formats")
 212                                 ->gather(1);
 213
 214                         if ($type eq 'record' or $type eq 'isbn') {
 215                                 $body .= <<"                            FORMATS";
 216 <formats id='$uri'>
 217         <format name='opac' type='text/html'/>
 218         <format name='html' type='text/html'/>
 219         <format name='htmlholdings' type='text/html'/>
 220         <format name='html-full' type='text/html'/>
 221         <format name='htmlholdings-full' type='text/html'/>
 222                                 FORMATS
 223                         } elsif ($type eq 'metarecord') {
 224                                 $body .= <<"                            FORMATS";
 225                                 <formats id='$uri'>
 226                                         <format name='opac' type='text/html'/>
 227                                 FORMATS
 228                         }
 229
 230                         for my $h (@$list) {
 231                                 my ($type) = keys %$h;
 232                                 $body .= "\t<format name='$type' type='application/xml'";
 233
 234                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 235                                         $body .= " $part='$$h{$type}{$part}'"
 236                                                 if ($$h{$type}{$part});
 237                                 }
 238
 239                                 $body .= "/>\n";
 240
 241                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 242                                         $body .= "\t<format name='$type-full' type='application/xml'";
 243
 244                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 245                                                 $body .= " $part='$$h{$type}{$part}'"
 246                                                         if ($$h{$type}{$part});
 247                                         }
 248
 249                                         $body .= "/>\n";
 250                                 }
 251                         }
 252
 253                         $body .= "</formats>\n";
 254
 255                 } else {
 256                         my $list = $supercat
 257                                 ->request("open-ils.supercat.record.formats")
 258                                 ->gather(1);
 259
 260                         push @$list,
 261                                 @{ $supercat
 262                                         ->request("open-ils.supercat.metarecord.formats")
 263                                         ->gather(1);
 264                                 };
 265
 266                         my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 267                         $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 268
 269                         $body .= <<"                    FORMATS";
 270 <formats>
 271         <format name='opac' type='text/html'/>
 272         <format name='html' type='text/html'/>
 273         <format name='htmlholdings' type='text/html'/>
 274         <format name='html-full' type='text/html'/>
 275         <format name='htmlholdings-full' type='text/html'/>
 276                         FORMATS
 277
 278
 279                         for my $h (@$list) {
 280                                 my ($type) = keys %$h;
 281                                 $body .= "\t<format name='$type' type='application/xml'";
 282
 283                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 284                                         $body .= " $part='$$h{$type}{$part}'"
 285                                                 if ($$h{$type}{$part});
 286                                 }
 287
 288                                 $body .= "/>\n";
 289
 290                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 291                                         $body .= "\t<format name='$type-full' type='application/xml'";
 292
 293                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 294                                                 $body .= " $part='$$h{$type}{$part}'"
 295                                                         if ($$h{$type}{$part});
 296                                         }
 297
 298                                         $body .= "/>\n";
 299                                 }
 300                         }
 301
 302                         $body .= "</formats>\n";
 303
 304                 }
 305                 print $body;
 306                 return Apache2::Const::OK;
 307         }
 308
 309         if ($uri =~ m{^tag:[^:]+:([^\/]+)/([^/]+)(?:/(.+))?}o) {
 310                 $id = $2;
 311                 $lib = uc($3);
 312                 $type = 'record';
 313                 $type = 'metarecord' if ($1 =~ /^metabib/o);
 314                 $type = 'isbn' if ($1 =~ /^isbn/o);
 315                 $type = 'call_number' if ($1 =~ /^call_number/o);
 316                 $command = 'retrieve';
 317                 $command = 'browse' if ($type eq 'call_number');
 318         }
 319
 320         if (!$lib || $lib eq '-') {
 321                 $lib = $actor->request(
 322                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
 323                 )->gather(1)->[0]->shortname;
 324         }
 325
 326         my $lib_object = $actor->request(
 327                 'open-ils.actor.org_unit_list.search' => shortname => $lib
 328         )->gather(1)->[0];
 329         my $lib_id = $lib_object->id;
 330
 331         my $ou_types = $actor->request( 'open-ils.actor.org_types.retrieve' )->gather(1);
 332         my $lib_depth = (grep { $_->id == $lib_object->ou_type } @$ou_types)[0]->depth;
 333
 334         if ($type eq 'call_number' and $command eq 'browse') {
 335                 print "Location: $root/browse/$base_format/call_number/$lib/$id\n\n";
 336                 return 302;
 337         }
 338
 339         if ($type eq 'isbn') {
 340                 my $rec = $supercat->request('open-ils.supercat.isbn.object.retrieve',$id)->gather(1);
 341                 if (!@$rec) {
 342                         print "Content-type: text/html; charset=utf-8\n\n";
 343                         $apache->custom_response( 404, <<"                      HTML");
 344                         <html>
 345                                 <head>
 346                                         <title>Type [$type] with id [$id] not found!</title>
 347                                 </head>
 348                                 <body>
 349                                         <br/>
 350                                         <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 351                                 </body>
 352                         </html>
 353                         HTML
 354                         return 404;
 355                 }
 356                 $id = $rec->[0]->id;
 357                 $type = 'record';
 358         }
 359
 360         if ( !grep
 361                { (keys(%$_))[0] eq $base_format }
 362                @{ $supercat->request("open-ils.supercat.$type.formats")->gather(1) }
 363              and !grep
 364                { $_ eq $base_format }
 365                qw/opac html htmlholdings/
 366         ) {
 367                 print "Content-type: text/html; charset=utf-8\n\n";
 368                 $apache->custom_response( 406, <<"              HTML");
 369                 <html>
 370                         <head>
 371                                 <title>Invalid format [$format] for type [$type]!</title>
 372                         </head>
 373                         <body>
 374                                 <br/>
 375                                 <center>Sorry, format $format is not valid for type $type.</center>
 376                         </body>
 377                 </html>
 378                 HTML
 379                 return 406;
 380         }
 381
 382         if ($format eq 'opac') {
 383                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id&l=$lib_id&d=$lib_depth\n\n"
 384                         if ($type eq 'metarecord');
 385                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id&l=$lib_id&d=$lib_depth\n\n"
 386                         if ($type eq 'record');
 387                 return 302;
 388         } elsif (OpenILS::WWW::SuperCat::Feed->exists($base_format)) {
 389                 my $feed = create_record_feed(
 390                         $type,
 391                         $format => [ $id ],
 392                         $base,
 393                         $lib,
 394                         $flesh_feed
 395                 );
 396
 397                 if (!$feed->count) {
 398                         print "Content-type: text/html; charset=utf-8\n\n";
 399                         $apache->custom_response( 404, <<"                      HTML");
 400                         <html>
 401                                 <head>
 402                                         <title>Type [$type] with id [$id] not found!</title>
 403                                 </head>
 404                                 <body>
 405                                         <br/>
 406                                         <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 407                                 </body>
 408                         </html>
 409                         HTML
 410                         return 404;
 411                 }
 412
 413                 $feed->root($root);
 414                 $feed->creator($host);
 415                 $feed->update_ts();
 416                 $feed->link( unapi => $base) if ($flesh_feed);
 417
 418                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 419                 print entityize($feed->toString) . "\n";
 420
 421                 return Apache2::Const::OK;
 422         }
 423
 424         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 425         my $data = $req->gather(1);
 426
 427         if ($req->failed || !$data) {
 428                 print "Content-type: text/html; charset=utf-8\n\n";
 429                 $apache->custom_response( 404, <<"              HTML");
 430                 <html>
 431                         <head>
 432                                 <title>$type $id not found!</title>
 433                         </head>
 434                         <body>
 435                                 <br/>
 436                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 437                         </body>
 438                 </html>
 439                 HTML
 440                 return 404;
 441         }
 442
 443         print "Content-type: application/xml; charset=utf-8\n\n$data";
 444
 445         return Apache2::Const::OK;
 446 }
 447
 448 sub supercat {
 449
 450         my $apache = shift;
 451         return Apache2::Const::DECLINED if (-e $apache->filename);
 452
 453         my $cgi = new CGI;
 454
 455         my $add_path = 0;
 456         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 457                 my $rel_name = $cgi->url(-relative=>1);
 458                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 459         }
 460
 461         my $url = $cgi->url(-path_info=>$add_path);
 462         my $root = (split 'supercat', $url)[0];
 463         my $base = (split 'supercat', $url)[0] . 'supercat';
 464         my $unapi = (split 'supercat', $url)[0] . 'unapi';
 465
 466         my $host = $cgi->virtual_host || $cgi->server_name;
 467
 468         my $path = $cgi->path_info;
 469         my ($id,$type,$format,$command) = reverse split '/', $path;
 470         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 471         (my $base_format = $format) =~ s/-full$//o;
 472
 473         if ( $path =~ m{^/formats(?:/([^\/]+))?$}o ) {
 474                 print "Content-type: application/xml; charset=utf-8\n";
 475                 if ($1) {
 476                         my $list = $supercat
 477                                 ->request("open-ils.supercat.$1.formats")
 478                                 ->gather(1);
 479
 480                         print "\n";
 481
 482                         print "<formats>
 483                                    <format>
 484                                      <name>opac</name>
 485                                      <type>text/html</type>
 486                                    </format>";
 487
 488                         if ($1 eq 'record' or $1 eq 'isbn') {
 489                                 print "<format>
 490                                      <name>htmlholdings</name>
 491                                      <type>text/html</type>
 492                                    </format>
 493                                    <format>
 494                                      <name>html</name>
 495                                      <type>text/html</type>
 496                                    </format>
 497                                    <format>
 498                                      <name>htmlholdings-full</name>
 499                                      <type>text/html</type>
 500                                    </format>
 501                                    <format>
 502                                      <name>html-full</name>
 503                                      <type>text/html</type>
 504                                    </format>";
 505                         }
 506
 507                         for my $h (@$list) {
 508                                 my ($type) = keys %$h;
 509                                 print "<format><name>$type</name><type>application/xml</type>";
 510
 511                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 512                                         print "<$part>$$h{$type}{$part}</$part>"
 513                                                 if ($$h{$type}{$part});
 514                                 }
 515
 516                                 print '</format>';
 517
 518                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 519                                         print "<format><name>$type-full</name><type>application/xml</type>";
 520
 521                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 522                                                 print "<$part>$$h{$type}{$part}</$part>"
 523                                                         if ($$h{$type}{$part});
 524                                         }
 525
 526                                         print '</format>';
 527                                 }
 528
 529                         }
 530
 531                         print "</formats>\n";
 532
 533                         return Apache2::Const::OK;
 534                 }
 535
 536                 my $list = $supercat
 537                         ->request("open-ils.supercat.record.formats")
 538                         ->gather(1);
 539
 540                 push @$list,
 541                         @{ $supercat
 542                                 ->request("open-ils.supercat.metarecord.formats")
 543                                 ->gather(1);
 544                         };
 545
 546                 my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 547                 $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 548
 549                 print "\n<formats>
 550                            <format>
 551                              <name>opac</name>
 552                              <type>text/html</type>
 553                            </format>
 554                            <format>
 555                              <name>htmlholdings</name>
 556                              <type>text/html</type>
 557                            </format>
 558                            <format>
 559                              <name>html</name>
 560                              <type>text/html</type>
 561                            </format>
 562                            <format>
 563                              <name>htmlholdings-full</name>
 564                              <type>text/html</type>
 565                            </format>
 566                            <format>
 567                              <name>html-full</name>
 568                              <type>text/html</type>
 569                            </format>";
 570
 571                 for my $h (@$list) {
 572                         my ($type) = keys %$h;
 573                         print "<format><name>$type</name><type>application/xml</type>";
 574
 575                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 576                                 print "<$part>$$h{$type}{$part}</$part>"
 577                                         if ($$h{$type}{$part});
 578                         }
 579
 580                         print '</format>';
 581
 582                         if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 583                                 print "<format><name>$type-full</name><type>application/xml</type>";
 584
 585                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 586                                         print "<$part>$$h{$type}{$part}</$part>"
 587                                                 if ($$h{$type}{$part});
 588                                 }
 589
 590                                 print '</format>';
 591                         }
 592
 593                 }
 594
 595                 print "</formats>\n";
 596
 597
 598                 return Apache2::Const::OK;
 599         }
 600
 601         if ($format eq 'opac') {
 602                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id\n\n"
 603                         if ($type eq 'metarecord');
 604                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id\n\n"
 605                         if ($type eq 'record');
 606                 return 302;
 607
 608         } elsif ($base_format eq 'marc21') {
 609
 610                 my $ret = 200;
 611                 try {
 612                         my $bib = $supercat->request( "open-ils.supercat.record.object.retrieve", $id )->gather(1)->[0];
 613
 614                         my $r = MARC::Record->new_from_xml( $bib->marc, 'UTF-8', 'USMARC' );
 615                         $r->delete_field( $_ ) for ($r->field(901));
 616
 617                         $r->append_fields(
 618                                 MARC::Field->new(
 619                                         901, '', '',
 620                                         a => $bib->tcn_value,
 621                                         b => $bib->tcn_source,
 622                                         c => $bib->id
 623                                 )
 624                         );
 625
 626                         print "Content-type: application/octet-stream\n\n";
 627                         print $r->as_usmarc;
 628
 629                 } otherwise {
 630                         warn shift();
 631
 632                         print "Content-type: text/html; charset=utf-8\n\n";
 633                         $apache->custom_response( 404, <<"                      HTML");
 634                         <html>
 635                                 <head>
 636                                         <title>ERROR</title>
 637                                 </head>
 638                                 <body>
 639                                         <br/>
 640                                         <center>Couldn't fetch $id as MARC21.</center>
 641                                 </body>
 642                         </html>
 643                         HTML
 644                         $ret = 404;
 645                 };
 646
 647                 return Apache2::Const::OK;
 648
 649         } elsif (OpenILS::WWW::SuperCat::Feed->exists($base_format)) {
 650                 my $feed = create_record_feed(
 651                         $type,
 652                         $format => [ $id ],
 653                         undef, undef,
 654                         $flesh_feed
 655                 );
 656
 657                 $feed->root($root);
 658                 $feed->creator($host);
 659
 660                 $feed->update_ts();
 661
 662                 $feed->link( unapi => $base) if ($flesh_feed);
 663
 664                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 665                 print entityize($feed->toString) . "\n";
 666
 667                 return Apache2::Const::OK;
 668         }
 669
 670         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 671         $req->wait_complete;
 672
 673         if ($req->failed) {
 674                 print "Content-type: text/html; charset=utf-8\n\n";
 675                 $apache->custom_response( 404, <<"              HTML");
 676                 <html>
 677                         <head>
 678                                 <title>$type $id not found!</title>
 679                         </head>
 680                         <body>
 681                                 <br/>
 682                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 683                         </body>
 684                 </html>
 685                 HTML
 686                 return 404;
 687         }
 688
 689         print "Content-type: application/xml; charset=utf-8\n\n";
 690         print entityize( $parser->parse_string( $req->gather(1) )->documentElement->toString );
 691
 692         return Apache2::Const::OK;
 693 }
 694
 695
 696 sub bookbag_feed {
 697         my $apache = shift;
 698         return Apache2::Const::DECLINED if (-e $apache->filename);
 699
 700         my $cgi = new CGI;
 701
 702         my $year = (gmtime())[5] + 1900;
 703         my $host = $cgi->virtual_host || $cgi->server_name;
 704
 705         my $add_path = 0;
 706         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 707                 my $rel_name = $cgi->url(-relative=>1);
 708                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 709         }
 710
 711         my $url = $cgi->url(-path_info=>$add_path);
 712         my $root = (split 'feed', $url)[0] . '/';
 713         my $base = (split 'bookbag', $url)[0] . '/bookbag';
 714         my $unapi = (split 'feed', $url)[0] . '/unapi';
 715
 716         $root =~ s{(?<!http:)//}{/}go;
 717         $base =~ s{(?<!http:)//}{/}go;
 718         $unapi =~ s{(?<!http:)//}{/}go;
 719
 720         my $path = $cgi->path_info;
 721         #warn "URL breakdown: $url -> $root -> $base -> $path -> $unapi";
 722
 723         my ($id,$type) = reverse split '/', $path;
 724         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 725
 726         my $bucket = $actor->request("open-ils.actor.container.public.flesh", 'biblio', $id)->gather(1);
 727         return Apache2::Const::NOT_FOUND unless($bucket);
 728
 729         my $bucket_tag = "tag:$host,$year:record_bucket/$id";
 730         if ($type eq 'opac') {
 731                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 732                         join('&', map { "rl=" . $_->target_biblio_record_entry } @{ $bucket->items }) .
 733                         "\n\n";
 734                 return 302;
 735         }
 736
 737         my $feed = create_record_feed(
 738                 'record',
 739                 $type,
 740                 [ map { $_->target_biblio_record_entry } @{ $bucket->items } ],
 741                 $unapi,
 742                 undef,
 743                 $flesh_feed
 744         );
 745         $feed->root($root);
 746         $feed->id($bucket_tag);
 747
 748         $feed->title("Items in Book Bag [".$bucket->name."]");
 749         $feed->creator($host);
 750         $feed->update_ts();
 751
 752         $feed->link(alternate => $base . "/rss2-full/$id" => 'application/rss+xml');
 753         $feed->link(atom => $base . "/atom-full/$id" => 'application/atom+xml');
 754         $feed->link(html => $base . "/html-full/$id" => 'text/html');
 755         $feed->link(unapi => $unapi);
 756
 757         $feed->link(
 758                 OPAC =>
 759                 $host . '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 760                         join('&', map { 'rl=' . $_->target_biblio_record_entry } @{$bucket->items} ),
 761                 'text/html'
 762         );
 763
 764
 765         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 766         print entityize($feed->toString) . "\n";
 767
 768         return Apache2::Const::OK;
 769 }
 770
 771 sub changes_feed {
 772         my $apache = shift;
 773         return Apache2::Const::DECLINED if (-e $apache->filename);
 774
 775         my $cgi = new CGI;
 776
 777         my $year = (gmtime())[5] + 1900;
 778         my $host = $cgi->virtual_host || $cgi->server_name;
 779
 780         my $add_path = 0;
 781         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 782                 my $rel_name = $cgi->url(-relative=>1);
 783                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 784         }
 785
 786         my $url = $cgi->url(-path_info=>$add_path);
 787         my $root = (split 'feed', $url)[0];
 788         my $base = (split 'freshmeat', $url)[0] . '/freshmeat';
 789         my $unapi = (split 'feed', $url)[0] . 'unapi';
 790
 791         my $path = $cgi->path_info;
 792         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 793
 794         $path =~ s/^\/(?:feed\/)?freshmeat\///og;
 795
 796         my ($type,$rtype,$axis,$limit,$date) = split '/', $path;
 797         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 798         $limit ||= 10;
 799
 800         my $list = $supercat->request("open-ils.supercat.$rtype.record.$axis.recent", $date, $limit)->gather(1);
 801
 802         #if ($type eq 'opac') {
 803         #       print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 804         #               join('&', map { "rl=" . $_ } @$list) .
 805         #               "\n\n";
 806         #       return 302;
 807         #}
 808
 809         my $feed = create_record_feed( 'record', $type, $list, $unapi, undef, $flesh_feed);
 810         $feed->root($root);
 811
 812         if ($date) {
 813                 $feed->title("Up to $limit recent $rtype ${axis}s from $date forward");
 814         } else {
 815                 $feed->title("$limit most recent $rtype ${axis}s");
 816         }
 817
 818         $feed->creator($host);
 819         $feed->update_ts();
 820
 821         $feed->link(alternate => $base . "/rss2-full/$rtype/$axis/$limit/$date" => 'application/rss+xml');
 822         $feed->link(atom => $base . "/atom-full/$rtype/$axis/$limit/$date" => 'application/atom+xml');
 823         $feed->link(html => $base . "/html-full/$rtype/$axis/$limit/$date" => 'text/html');
 824         $feed->link(unapi => $unapi);
 825
 826         $feed->link(
 827                 OPAC =>
 828                 $host . '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 829                         join('&', map { 'rl=' . $_} @$list ),
 830                 'text/html'
 831         );
 832
 833
 834         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 835         print entityize($feed->toString) . "\n";
 836
 837         return Apache2::Const::OK;
 838 }
 839
 840 sub opensearch_osd {
 841         my $version = shift;
 842         my $lib = shift;
 843         my $class = shift;
 844         my $base = shift;
 845
 846         if ($version eq '1.0') {
 847                 print <<OSD;
 848 Content-type: application/opensearchdescription+xml; charset=utf-8
 849
 850 <?xml version="1.0" encoding="UTF-8"?>
 851 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearchdescription/1.0/">
 852   <Url>$base/1.0/$lib/-/$class/?searchTerms={searchTerms}&amp;startPage={startPage}&amp;startIndex={startIndex}&amp;count={count}</Url>
 853   <Format>http://a9.com/-/spec/opensearchrss/1.0/</Format>
 854   <ShortName>$lib</ShortName>
 855   <LongName>Search $lib</LongName>
 856   <Description>Search the $lib OPAC by $class.</Description>
 857   <Tags>$lib book library</Tags>
 858   <SampleSearch>harry+potter</SampleSearch>
 859   <Developer>Mike Rylander for GPLS/PINES</Developer>
 860   <Contact>feedback\@open-ils.org</Contact>
 861   <SyndicationRight>open</SyndicationRight>
 862   <AdultContent>false</AdultContent>
 863 </OpenSearchDescription>
 864 OSD
 865         } else {
 866                 print <<OSD;
 867 Content-type: application/opensearchdescription+xml; charset=utf-8
 868
 869 <?xml version="1.0" encoding="UTF-8"?>
 870 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
 871   <ShortName>$lib</ShortName>
 872   <Description>Search the $lib OPAC by $class.</Description>
 873   <Tags>$lib book library</Tags>
 874   <Url type="application/rss+xml"
 875        template="$base/1.1/$lib/rss2-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 876   <Url type="application/atom+xml"
 877        template="$base/1.1/$lib/atom-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 878   <Url type="application/x-mods3+xml"
 879        template="$base/1.1/$lib/mods3/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 880   <Url type="application/x-mods+xml"
 881        template="$base/1.1/$lib/mods/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 882   <Url type="application/x-marcxml+xml"
 883        template="$base/1.1/$lib/marcxml/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 884   <Url type="text/html"
 885        template="$base/1.1/$lib/html-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 886   <LongName>Search $lib</LongName>
 887   <Query role="example" searchTerms="harry+potter" />
 888   <Developer>Mike Rylander for GPLS/PINES</Developer>
 889   <Contact>feedback\@open-ils.org</Contact>
 890   <SyndicationRight>open</SyndicationRight>
 891   <AdultContent>false</AdultContent>
 892   <Language>en-US</Language>
 893   <OutputEncoding>UTF-8</OutputEncoding>
 894   <InputEncoding>UTF-8</InputEncoding>
 895 </OpenSearchDescription>
 896 OSD
 897         }
 898
 899         return Apache2::Const::OK;
 900 }
 901
 902 sub opensearch_feed {
 903         my $apache = shift;
 904         return Apache2::Const::DECLINED if (-e $apache->filename);
 905
 906         my $cgi = new CGI;
 907         my $year = (gmtime())[5] + 1900;
 908
 909         my $host = $cgi->virtual_host || $cgi->server_name;
 910
 911         my $add_path = 0;
 912         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 913                 my $rel_name = $cgi->url(-relative=>1);
 914                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 915         }
 916
 917         my $url = $cgi->url(-path_info=>$add_path);
 918         my $root = (split 'opensearch', $url)[0];
 919         my $base = (split 'opensearch', $url)[0] . 'opensearch';
 920         my $unapi = (split 'opensearch', $url)[0] . 'unapi';
 921
 922         my $path = $cgi->path_info;
 923         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 924
 925         if ($path =~ m{^/?(1\.\d{1})/(?:([^/]+)/)?([^/]+)/osd.xml}o) {
 926
 927                 my $version = $1;
 928                 my $lib = uc($2);
 929                 my $class = $3;
 930
 931                 if (!$lib || $lib eq '-') {
 932                         $lib = $actor->request(
 933                                 'open-ils.actor.org_unit_list.search' => parent_ou => undef
 934                         )->gather(1)->[0]->shortname;
 935                 }
 936
 937                 if ($class eq '-') {
 938                         $class = 'keyword';
 939                 }
 940
 941                 return opensearch_osd($version, $lib, $class, $base);
 942         }
 943
 944
 945         my $page = $cgi->param('startPage') || 1;
 946         my $offset = $cgi->param('startIndex') || 1;
 947         my $limit = $cgi->param('count') || 10;
 948
 949         $page = 1 if ($page !~ /^\d+$/);
 950         $offset = 1 if ($offset !~ /^\d+$/);
 951         $limit = 10 if ($limit !~ /^\d+$/); $limit = 25 if ($limit > 25);
 952
 953         if ($page > 1) {
 954                 $offset = ($page - 1) * $limit;
 955         } else {
 956                 $offset -= 1;
 957         }
 958
 959         my ($version,$org,$type,$class,$terms,$sort,$sortdir,$lang) = ('','','','','','','','');
 960         (undef,$version,$org,$type,$class,$terms,$sort,$sortdir,$lang) = split '/', $path;
 961
 962         $lang = $cgi->param('searchLang') if $cgi->param('searchLang');
 963         $lang = '' if ($lang eq '*');
 964
 965         $sort = $cgi->param('searchSort') if $cgi->param('searchSort');
 966         $sort ||= '';
 967         $sortdir = $cgi->param('searchSortDir') if $cgi->param('searchSortDir');
 968         $sortdir ||= '';
 969
 970         $terms .= " " if ($terms && $cgi->param('searchTerms'));
 971         $terms .= $cgi->param('searchTerms') if $cgi->param('searchTerms');
 972
 973         $class = $cgi->param('searchClass') if $cgi->param('searchClass');
 974         $class ||= '-';
 975
 976         $type = $cgi->param('responseType') if $cgi->param('responseType');
 977         $type ||= '-';
 978
 979         $org = $cgi->param('searchOrg') if $cgi->param('searchOrg');
 980         $org ||= '-';
 981
 982
 983         my $kwt = $cgi->param('kw');
 984         my $tit = $cgi->param('ti');
 985         my $aut = $cgi->param('au');
 986         my $sut = $cgi->param('su');
 987         my $set = $cgi->param('se');
 988
 989         $terms .= " " if ($terms && $kwt);
 990         $terms .= "keyword: $kwt" if ($kwt);
 991         $terms .= " " if ($terms && $tit);
 992         $terms .= "title: $tit" if ($tit);
 993         $terms .= " " if ($terms && $aut);
 994         $terms .= "author: $aut" if ($aut);
 995         $terms .= " " if ($terms && $sut);
 996         $terms .= "subject: $sut" if ($sut);
 997         $terms .= " " if ($terms && $set);
 998         $terms .= "series: $set" if ($set);
 999
1000         if ($version eq '1.0') {
1001                 $type = 'rss2';
1002         } elsif ($type eq '-') {
1003                 $type = 'atom';
1004         }
1005         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
1006
1007         if ($terms eq 'help') {
1008                 print $cgi->header(-type => 'text/html');
1009                 print <<"               HTML";
1010                         <html>
1011                          <head>
1012                           <title>just type something!</title>
1013                          </head>
1014                          <body>
1015                           <p>You are in a maze of dark, twisty stacks, all alike.</p>
1016                          </body>
1017                         </html>
1018                 HTML
1019                 return Apache2::Const::OK;
1020     }
1021
1022         $terms = decode_utf8($terms);
1023         $lang = 'eng' if ($lang eq 'en-US');
1024
1025         $log->debug("OpenSearch terms: $terms");
1026
1027         my $org_unit;
1028         if ($org eq '-') {
1029                 $org_unit = $actor->request(
1030                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
1031                 )->gather(1);
1032         } elsif ($org !~ /^\d+$/o) {
1033                 $org_unit = $actor->request(
1034                         'open-ils.actor.org_unit_list.search' => shortname => uc($org)
1035                 )->gather(1);
1036         } else {
1037                 $org_unit = $actor->request(
1038                         'open-ils.actor.org_unit_list.search' => id => $org
1039                 )->gather(1);
1040         }
1041
1042     my $recs = $search->request(
1043         'open-ils.search.biblio.multiclass.query' => {
1044                         org_unit        => $org_unit->[0]->id,
1045                         offset          => $offset,
1046                         limit           => $limit,
1047                         sort            => $sort,
1048                         sort_dir        => $sortdir,
1049                         ($lang ?    ( 'language' => $lang    ) : ()),
1050                 } => $terms => 1
1051         )->gather(1);
1052
1053         $log->debug("Hits for [$terms]: $recs->{count}");
1054
1055         my $feed = create_record_feed(
1056                 'record',
1057                 $type,
1058                 [ map { $_->[0] } @{$recs->{ids}} ],
1059                 $unapi,
1060                 $org,
1061                 $flesh_feed
1062         );
1063
1064         $log->debug("Feed created...");
1065
1066         $feed->root($root);
1067         $feed->lib($org);
1068         $feed->search($terms);
1069         $feed->class($class);
1070
1071         $feed->title("Search results for [$terms] at ".$org_unit->[0]->name);
1072
1073         $feed->creator($host);
1074         $feed->update_ts();
1075
1076         $feed->_create_node(
1077                 $feed->{item_xpath},
1078                 'http://a9.com/-/spec/opensearch/1.1/',
1079                 'totalResults',
1080                 $recs->{count},
1081         );
1082
1083         $feed->_create_node(
1084                 $feed->{item_xpath},
1085                 'http://a9.com/-/spec/opensearch/1.1/',
1086                 'startIndex',
1087                 $offset + 1,
1088         );
1089
1090         $feed->_create_node(
1091                 $feed->{item_xpath},
1092                 'http://a9.com/-/spec/opensearch/1.1/',
1093                 'itemsPerPage',
1094                 $limit,
1095         );
1096
1097         $log->debug("...basic feed data added...");
1098
1099         $feed->link(
1100                 next =>
1101                 $base . "/$version/$org/$type/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang&startIndex=" . int($offset + $limit + 1) . "&count=" . $limit =>
1102                 'application/opensearch+xml'
1103         ) if ($offset + $limit < $recs->{count});
1104
1105         $feed->link(
1106                 previous =>
1107                 $base . "/$version/$org/$type/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang&startIndex=" . int(($offset - $limit) + 1) . "&count=" . $limit =>
1108                 'application/opensearch+xml'
1109         ) if ($offset);
1110
1111         $feed->link(
1112                 self =>
1113                 $base .  "/$version/$org/$type/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1114                 'application/opensearch+xml'
1115         );
1116
1117         $feed->link(
1118                 alternate =>
1119                 $base .  "/$version/$org/rss2-full/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1120                 'application/rss+xml'
1121         );
1122
1123         $feed->link(
1124                 atom =>
1125                 $base .  "/$version/$org/atom-full/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1126                 'application/atom+xml'
1127         );
1128
1129         $feed->link(
1130                 'html' =>
1131                 $base .  "/$version/$org/html/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1132                 'text/html'
1133         );
1134
1135         $feed->link(
1136                 'html-full' =>
1137                 $base .  "/$version/$org/html-full/$class?searchTerms=$terms&searchSort=$sort&searchSortDir=$sortdir&searchLang=$lang" =>
1138                 'text/html'
1139         );
1140
1141         $feed->link( 'unapi-server' => $unapi);
1142
1143         $log->debug("...feed links added...");
1144
1145 #       $feed->link(
1146 #               opac =>
1147 #               $root . "../$lang/skin/default/xml/rresult.xml?rt=list&" .
1148 #                       join('&', map { 'rl=' . $_->[0] } grep { ref $_ && defined $_->[0] } @{$recs->{ids}} ),
1149 #               'text/html'
1150 #       );
1151
1152         #print $cgi->header( -type => $feed->type, -charset => 'UTF-8') . entityize($feed->toString) . "\n";
1153         print $cgi->header( -type => $feed->type, -charset => 'UTF-8') . $feed->toString . "\n";
1154
1155         $log->debug("...and feed returned.");
1156
1157         return Apache2::Const::OK;
1158 }
1159
1160 sub create_record_feed {
1161         my $search = shift;
1162         my $type = shift;
1163         my $records = shift;
1164         my $unapi = shift;
1165
1166         my $lib = uc(shift()) || '-';
1167         my $flesh = shift;
1168         $flesh = 1 if (!defined($flesh));
1169
1170         my $cgi = new CGI;
1171         my $base = $cgi->url;
1172         my $host = $cgi->virtual_host || $cgi->server_name;
1173
1174         my $year = (gmtime())[5] + 1900;
1175
1176         my $flesh_feed = ($type =~ s/-full$//o) ? 1 : 0;
1177
1178         my $feed = new OpenILS::WWW::SuperCat::Feed ($type);
1179         $feed->base($base) if ($flesh);
1180         $feed->unapi($unapi) if ($flesh);
1181
1182         $type = 'atom' if ($type eq 'html');
1183         $type = 'marcxml' if ($type eq 'htmlholdings');
1184
1185         #$records = $supercat->request( "open-ils.supercat.record.object.retrieve", $records )->gather(1);
1186
1187         my $count = 0;
1188         for my $record (@$records) {
1189                 next unless($record);
1190
1191                 #my $rec = $record->id;
1192                 my $rec = $record;
1193
1194                 my $item_tag = "tag:$host,$year:biblio-record_entry/$rec/$lib";
1195                 $item_tag = "tag:$host,$year:isbn/$rec/$lib" if ($search eq 'isbn');
1196
1197                 my $xml = $supercat->request(
1198                         "open-ils.supercat.$search.$type.retrieve",
1199                         $rec
1200                 )->gather(1);
1201                 next unless $xml;
1202
1203                 my $node = $feed->add_item($xml);
1204                 next unless $node;
1205
1206                 $xml = '';
1207                 if ($lib && $type eq 'marcxml' &&  $flesh) {
1208                         my $r = $supercat->request( "open-ils.supercat.$search.holdings_xml.retrieve", $rec, $lib );
1209                         while ( !$r->complete ) {
1210                                 $xml .= join('', map {$_->content} $r->recv);
1211                         }
1212                         $xml .= join('', map {$_->content} $r->recv);
1213                         $node->add_holdings($xml);
1214                 }
1215
1216                 $node->id($item_tag);
1217                 #$node->update_ts(clense_ISO8601($record->edit_date));
1218                 $node->link(alternate => $feed->unapi . "?id=$item_tag&format=htmlholdings-full" => 'text/html') if ($flesh);
1219                 $node->link(opac => $feed->unapi . "?id=$item_tag&format=opac") if ($flesh);
1220                 $node->link(unapi => $feed->unapi . "?id=$item_tag") if ($flesh);
1221                 $node->link('unapi-id' => $item_tag) if ($flesh);
1222         }
1223
1224         return $feed;
1225 }
1226
1227 sub entityize {
1228         my $stuff = NFC(shift());
1229         $stuff =~ s/&(?!\S+;)/&amp;/gso;
1230         $stuff =~ s/([\x{0080}-\x{fffd}])/sprintf('&#x%X;',ord($1))/sgoe;
1231         return $stuff;
1232 }
1233
1234 sub string_browse {
1235         my $apache = shift;
1236         return Apache2::Const::DECLINED if (-e $apache->filename);
1237
1238         my $cgi = new CGI;
1239         my $year = (gmtime())[5] + 1900;
1240
1241         my $host = $cgi->virtual_host || $cgi->server_name;
1242
1243         my $add_path = 0;
1244         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
1245                 my $rel_name = $cgi->url(-relative=>1);
1246                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
1247         }
1248
1249         my $url = $cgi->url(-path_info=>$add_path);
1250         my $root = (split 'browse', $url)[0];
1251         my $base = (split 'browse', $url)[0] . 'browse';
1252         my $unapi = (split 'browse', $url)[0] . 'unapi';
1253
1254         my $path = $cgi->path_info;
1255         $path =~ s/^\///og;
1256
1257         my ($format,$axis,$site,$string,$page,$page_size) = split '/', $path;
1258         #warn " >>> $format -> $axis -> $site -> $string -> $page -> $page_size ";
1259
1260         $site ||= $cgi->param('searchOrg');
1261         $page ||= $cgi->param('startPage') || 0;
1262         $page_size ||= $cgi->param('count') || 9;
1263
1264         $page = 0 if ($page !~ /^-?\d+$/);
1265
1266         my $prev = join('/', $base,$format,$axis,$site,$string,$page - 1,$page_size);
1267         my $next = join('/', $base,$format,$axis,$site,$string,$page + 1,$page_size);
1268
1269         unless ($string and $axis and grep { $axis eq $_ } keys %browse_types) {
1270                 warn "something's wrong...";
1271                 warn " >>> $format -> $axis -> $site -> $string -> $page -> $page_size ";
1272                 return undef;
1273         }
1274
1275         $string = decode_utf8($string);
1276         $string =~ s/\+/ /go;
1277         $string =~ s/'//go;
1278
1279         my $tree = $supercat->request(
1280                 "open-ils.supercat.$axis.browse",
1281                 $string,
1282                 $site,
1283                 $page_size,
1284                 $page
1285         )->gather(1);
1286
1287         my ($header,$content) = $browse_types{$axis}{$format}->($tree,$prev,$next);
1288         print $header.$content;
1289         return Apache2::Const::OK;
1290 }
1291
1292 our %qualifier_map = (
1293
1294     # Som EG qualifiers
1295     'eg.site'               => 'site',
1296     'eg.sort'               => 'sort',
1297     'eg.direction'          => 'dir',
1298     'eg.available'          => 'available',
1299
1300     # Title class:
1301     'eg.title'              => 'title',
1302     'dc.title'              => 'title',
1303     'bib.titleabbreviated'  => 'title|abbreviated',
1304     'bib.titleuniform'      => 'title|uniform',
1305     'bib.titletranslated'   => 'title|translated',
1306     'bib.titlealternative'  => 'title',
1307     'bib.titleseries'       => 'series',
1308     'eg.series'             => 'title',
1309
1310     # Author/Name class:
1311     'eg.author'             => 'title',
1312     'eg.name'               => 'title',
1313     'creator'               => 'author',
1314     'dc.creator'            => 'author',
1315     'dc.contributer'        => 'author',
1316     'dc.publisher'          => 'keyword',
1317     'bib.name'              => 'author',
1318     'bib.namepersonal'      => 'author|personal',
1319     'bib.namepersonalfamily'=> 'author|personal',
1320     'bib.namepersonalgiven' => 'author|personal',
1321     'bib.namecorporate'     => 'author|corporate',
1322     'bib.nameconference'    => 'author|conference',
1323
1324     # Subject class:
1325     'eg.subject'            => 'subject',
1326     'dc.subject'            => 'subject',
1327     'bib.subjectplace'      => 'subject|geographic',
1328     'bib.subjecttitle'      => 'keyword',
1329     'bib.subjectname'       => 'subject|name',
1330     'bib.subjectoccupation' => 'keyword',
1331
1332     # Keyword class:
1333     'eg.keyword'            => 'keyword',
1334     'srw.serverchoice'      => 'keyword',
1335
1336     # Identifiers:
1337     'dc.identifier'         => 'keyword',
1338
1339     # Dates:
1340     'bib.dateissued'        => undef,
1341     'bib.datecreated'       => undef,
1342     'bib.datevalid'         => undef,
1343     'bib.datemodified'      => undef,
1344     'bib.datecopyright'     => undef,
1345
1346     # Resource Type:
1347     'dc.type'               => undef,
1348
1349     # Format:
1350     'dc.format'             => undef,
1351
1352     # Genre:
1353     'bib.genre'             => 'keyword',
1354
1355     # Target Audience:
1356     'bib.audience'          => undef,
1357
1358     # Place of Origin:
1359     'bib.originplace'       => undef,
1360
1361     # Language
1362     'dc.language'           => 'lang',
1363
1364     # Edition
1365     'bib.edition'           => 'keyword',
1366
1367     # Part:
1368     'bib.volume'            => 'keyword',
1369     'bib.issue'             => 'keyword',
1370     'bib.startpage'         => 'keyword',
1371     'bib.endpage'           => 'keyword',
1372
1373     # Issuance:
1374     'bib.issuance'          => 'keyword',
1375 );
1376
1377 our %qualifier_ids = (
1378                 eg => 'http://open-ils.org/spec/SRU/context-set/evergreen/v1',
1379                 dc => 'info:srw/cql-context-set/1/dc-v1.1',
1380                 bib => 'info:srw/cql-context-set/1/bib-v1.0',
1381                 srw     => ''
1382 );
1383
1384 our %nested_qualifier_map = (
1385                 eg => {
1386                         site            => ['site','Evergreen Site Code (shortname)'],
1387                         sort            => ['sort','Sort on relevance, title, author, pubdate, create_date or edit_date'],
1388                         direction       => ['dir','Sort direction (asc|desc)'],
1389                         available       => ['available','Filter to availble (true|false)'],
1390                         title           => ['title'],
1391                         author          => ['author'],
1392                         name            => ['author'],
1393                         subject         => ['subject'],
1394                         keyword         => ['keyword'],
1395                         series          => ['series'],
1396                 },
1397                 dc => {
1398                         title           => ['title'],
1399                         creator         => ['author'],
1400                         contributor     => ['author'],
1401                         publisher       => ['keyword'],
1402                         subject         => ['subject'],
1403                         identifier      => ['keyword'],
1404                         type            => [undef],
1405                         format          => [undef],
1406                         language        => ['lang'],
1407                 },
1408                 bib => {
1409                 # Title class:
1410                 titleAbbreviated        => ['title'],
1411                     titleUniform                => ['title'],
1412                         titleTranslated         => ['title'],
1413                 titleAlternative        => ['title'],
1414                     titleSeries                 => ['series'],
1415
1416     # Author/Name class:
1417                         name                            => ['author'],
1418                         namePersonal            => ['author'],
1419                         namePersonalFamily      => ['author'],
1420                         namePersonalGiven       => ['author'],
1421                         nameCorporate           => ['author'],
1422                         nameConference          => ['author'],
1423
1424                 # Subject class:
1425                         subjectPlace            => ['subject'],
1426                         subjectTitle            => ['keyword'],
1427                         subjectName                     => ['subject|name'],
1428                         subjectOccupation       => ['keyword'],
1429
1430     # Keyword class:
1431
1432     # Dates:
1433                         dateIssued                      => [undef],
1434                         dateCreated                     => [undef],
1435                         dateValid                       => [undef],
1436                         dateModified            => [undef],
1437                         dateCopyright           => [undef],
1438
1439     # Genre:
1440                         genre                           => ['keyword'],
1441
1442     # Target Audience:
1443                         audience                        => [undef],
1444
1445     # Place of Origin:
1446                         originPlace                     => [undef],
1447
1448     # Edition
1449                         edition                         => ['keyword'],
1450
1451     # Part:
1452                         volume                          => ['keyword'],
1453                         issue                           => ['keyword'],
1454                         startPage                       => ['keyword'],
1455                         endPage                         => ['keyword'],
1456
1457     # Issuance:
1458                         issuance                        => ['keyword'],
1459                 },
1460                 srw     => {
1461                         serverChoice            => ['keyword'],
1462                 },
1463 );
1464
1465
1466 my $base_explain = <<XML;
1467 <explain
1468                 id="evergreen-sru-explain-full"
1469                 authoritative="true"
1470                 xmlns:z="http://explain.z3950.org/dtd/2.0/"
1471                 xmlns="http://explain.z3950.org/dtd/2.0/">
1472         <serverInfo transport="http" protocol="SRU" version="1.1">
1473                 <host/>
1474                 <port/>
1475                 <database/>
1476         </serverInfo>
1477
1478         <databaseInfo>
1479                 <title primary="true"/>
1480                 <description primary="true"/>
1481         </databaseInfo>
1482
1483         <indexInfo>
1484                 <set identifier="info:srw/cql-context-set/1/cql-v1.2" name="cql"/>
1485         </indexInfo>
1486
1487         <schemaInfo>
1488                 <schema
1489                                 identifier="info:srw/schema/1/marcxml-v1.1"
1490                                 location="http://www.loc.gov/standards/marcxml/schema/MARC21slim.xsd"
1491                                 sort="true"
1492                                 retrieve="true"
1493                                 name="marcxml">
1494                         <title>MARC21Slim (marcxml)</title>
1495                 </schema>
1496         </schemaInfo>
1497
1498         <configInfo>
1499                 <default type="numberOfRecords">10</default>
1500                 <default type="contextSet">eg</default>
1501                 <default type="index">keyword</default>
1502                 <default type="relation">all</default>
1503                 <default type="sortSchema">marcxml</default>
1504                 <default type="retrieveSchema">marcxml</default>
1505                 <setting type="maximumRecords">10</setting>
1506                 <supports type="relationModifier">relevant</supports>
1507                 <supports type="relationModifier">stem</supports>
1508                 <supports type="relationModifier">fuzzy</supports>
1509                 <supports type="relationModifier">word</supports>
1510         </configInfo>
1511
1512 </explain>
1513 XML
1514
1515
1516 my $ex_doc;
1517 sub sru_search {
1518     my $cgi = new CGI;
1519
1520     my $req = SRU::Request->newFromCGI( $cgi );
1521     my $resp = SRU::Response->newFromRequest( $req );
1522
1523     if ( $resp->type eq 'searchRetrieve' ) {
1524                 my $cql_query = $req->query;
1525                 my $search_string = $req->cql->toEvergreen;
1526
1527         my $offset = $req->startRecord;
1528         $offset-- if ($offset);
1529         $offset ||= 0;
1530
1531         my $limit = $req->maximumRecords;
1532         $limit ||= 10;
1533
1534         warn "SRU search string [$cql_query] converted to [$search_string]\n";
1535
1536                 my $recs = $search->request(
1537                         'open-ils.search.biblio.multiclass.query' => {offset => $offset, limit => $limit} => $search_string => 1
1538                 )->gather(1);
1539
1540         my $bre = $supercat->request( 'open-ils.supercat.record.object.retrieve' => [ map { $_->[0] } @{$recs->{ids}} ] )->gather(1);
1541
1542         $resp->addRecord(
1543             SRU::Response::Record->new(
1544                 recordSchema    => 'info:srw/schema/1/marcxml-v1.1',
1545                 recordData => $_->marc
1546             )
1547         ) for @$bre;
1548
1549         $resp->numberOfRecords($recs->{count});
1550
1551     } elsif ( $resp->type eq 'explain' ) {
1552                 if (!$ex_doc) {
1553                         my $host = $cgi->virtual_host || $cgi->server_name;
1554
1555                         my $add_path = 0;
1556                         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
1557                                 my $rel_name = $cgi->url(-relative=>1);
1558                                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
1559                         }
1560                         my $base = $cgi->url(-base=>1);
1561                         my $url = $cgi->url(-path_info=>$add_path);
1562                         $url =~ s/^$base\///o;
1563
1564                         my $doc = $parser->parse_string($base_explain);
1565                         my $e = $doc->documentElement;
1566                         $e->findnodes('/z:explain/z:serverInfo/z:host')->shift->appendText( $host );
1567                         $e->findnodes('/z:explain/z:serverInfo/z:port')->shift->appendText( $cgi->server_port );
1568                         $e->findnodes('/z:explain/z:serverInfo/z:database')->shift->appendText( $url );
1569
1570                         for my $name ( keys %OpenILS::WWW::SuperCat::nested_qualifier_map ) {
1571
1572                                 my $identifier = $OpenILS::WWW::SuperCat::qualifier_ids{ $name };
1573
1574                                 next unless $identifier;
1575
1576                                 my $set_node = $doc->createElementNS( 'http://explain.z3950.org/dtd/2.0/', 'set' );
1577                                 $set_node->setAttribute( identifier => $identifier );
1578                                 $set_node->setAttribute( name => $name );
1579
1580                                 $e->findnodes('/z:explain/z:indexInfo')->shift->appendChild( $set_node );
1581
1582                                 for my $index ( keys %{ $OpenILS::WWW::SuperCat::nested_qualifier_map{$name} } ) {
1583                                         my $desc = $OpenILS::WWW::SuperCat::nested_qualifier_map{$name}{$index}[1] || $index;
1584
1585                                         my $name_node = $doc->createElementNS( 'http://explain.z3950.org/dtd/2.0/', 'name' );
1586
1587                                         my $map_node = $doc->createElementNS( 'http://explain.z3950.org/dtd/2.0/', 'map' );
1588                                         $map_node->appendChild( $name_node );
1589
1590                                         my $title_node = $doc->createElementNS( 'http://explain.z3950.org/dtd/2.0/', 'title' );
1591
1592                                         my $index_node = $doc->createElementNS( 'http://explain.z3950.org/dtd/2.0/', 'index' );
1593                                         $index_node->appendChild( $title_node );
1594                                         $index_node->appendChild( $map_node );
1595
1596                                         $index_node->setAttribute( id => $name . '.' . $index );
1597                                         $title_node->appendText( $desc );
1598                                         $name_node->setAttribute( set => $name );
1599                                         $name_node->appendText($index );
1600
1601                                         $e->findnodes('/z:explain/z:indexInfo')->shift->appendChild( $index_node );
1602                                 }
1603                         }
1604
1605                         $ex_doc = $e->toString;
1606                 }
1607
1608                 $resp->record(
1609                         SRU::Response::Record->new(
1610                                 recordSchema    => 'info:srw/cql-context-set/2/zeerex-1.1',
1611                                 recordData              => $ex_doc
1612                         )
1613                 );
1614         }
1615
1616         print $cgi->header( -type => 'application/xml' );
1617         print entityize($resp->asXML) . "\n";
1618     return Apache2::Const::OK;
1619 }
1620
1621
1622 {
1623     package CQL::BooleanNode;
1624
1625     sub toEvergreen {
1626         my $self     = shift;
1627         my $left     = $self->left();
1628         my $right    = $self->right();
1629         my $leftStr  = $left->toEvergreen;
1630         my $rightStr = $right->toEvergreen();
1631
1632         my $op =  '||' if uc $self->op() eq 'OR';
1633         $op ||=  '&&';
1634
1635         return  "$leftStr $rightStr";
1636     }
1637
1638     package CQL::TermNode;
1639
1640     sub toEvergreen {
1641         my $self      = shift;
1642         my $qualifier = $self->getQualifier();
1643         my $term      = $self->getTerm();
1644         my $relation  = $self->getRelation();
1645
1646         my $query;
1647         if ( $qualifier ) {
1648                         my ($qset, $qname) = split(/\./, $qualifier);
1649
1650                         warn "!!! $qset, $qname   $OpenILS::WWW::SuperCat::nested_qualifier_map{$qset}{$qname}[0]\n";
1651
1652             if ( exists($OpenILS::WWW::SuperCat::nested_qualifier_map{$qset}{$qname}) ) {
1653                 $qualifier = $OpenILS::WWW::SuperCat::nested_qualifier_map{$qset}{$qname}[0] || 'kw';
1654                         }
1655
1656             my @modifiers = $relation->getModifiers();
1657
1658             my $base = $relation->getBase();
1659             if ( grep { $base eq $_ } qw/= scr exact all/ ) {
1660
1661                 my $quote_it = 1;
1662                 foreach my $m ( @modifiers ) {
1663                     if( grep { $m->[ 1 ] eq $_ } qw/cql.fuzzy cql.stem cql.relevant cql.word/ ) {
1664                         $quote_it = 0;
1665                         last;
1666                     }
1667                 }
1668
1669                 $quote_it = 0 if ( $base eq 'all' );
1670                 $term = maybeQuote($term) if $quote_it;
1671
1672             } else {
1673                 croak( "Evergreen doesn't support the $base relations" );
1674             }
1675
1676
1677         } else {
1678             $qualifier = "kw";
1679         }
1680
1681         return "$qualifier:$term";
1682     }
1683 }
1684
1685 1;