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

   1 package OpenILS::WWW::SuperCat;
   2 use strict; use warnings;
   3
   4 use Apache2 ();
   5 use Apache2::Log;
   6 use Apache2::Const -compile => qw(OK REDIRECT DECLINED NOT_FOUND :log);
   7 use APR::Const    -compile => qw(:error SUCCESS);
   8 use Apache2::RequestRec ();
   9 use Apache2::RequestIO ();
  10 use Apache2::RequestUtil;
  11 use CGI;
  12 use Data::Dumper;
  13
  14 use OpenSRF::EX qw(:try);
  15 use OpenSRF::Utils qw/:datetime/;
  16 use OpenSRF::Utils::Cache;
  17 use OpenSRF::System;
  18 use OpenSRF::AppSession;
  19 use XML::LibXML;
  20
  21 use Encode;
  22 use Unicode::Normalize;
  23 use OpenILS::Utils::Fieldmapper;
  24 use OpenILS::WWW::SuperCat::Feed;
  25
  26
  27 # set the bootstrap config when this module is loaded
  28 my ($bootstrap, $supercat, $actor, $parser, $search);
  29
  30 sub import {
  31         my $self = shift;
  32         $bootstrap = shift;
  33 }
  34
  35
  36 sub child_init {
  37         OpenSRF::System->bootstrap_client( config_file => $bootstrap );
  38         $supercat = OpenSRF::AppSession->create('open-ils.supercat');
  39         $actor = OpenSRF::AppSession->create('open-ils.actor');
  40         $search = OpenSRF::AppSession->create('open-ils.search');
  41         $parser = new XML::LibXML;
  42 }
  43
  44 sub oisbn {
  45
  46         my $apache = shift;
  47         return Apache2::Const::DECLINED if (-e $apache->filename);
  48
  49         (my $isbn = $apache->path_info) =~ s{^.*?([^/]+)$}{$1}o;
  50
  51         my $list = $supercat
  52                 ->request("open-ils.supercat.oisbn", $isbn)
  53                 ->gather(1);
  54
  55         print "Content-type: application/xml; charset=utf-8\n\n";
  56         print "<?xml version='1.0' encoding='UTF-8' ?>\n";
  57
  58         unless (exists $$list{metarecord}) {
  59                 print '<idlist/>';
  60                 return Apache2::Const::OK;
  61         }
  62
  63         print "<idlist metarecord='$$list{metarecord}'>\n";
  64
  65         for ( keys %{ $$list{record_list} } ) {
  66                 (my $o = $$list{record_list}{$_}) =~s/^(\S+).*?$/$1/o;
  67                 print "  <isbn record='$_'>$o</isbn>\n"
  68         }
  69
  70         print "</idlist>\n";
  71
  72         return Apache2::Const::OK;
  73 }
  74
  75 sub unapi {
  76
  77         my $apache = shift;
  78         return Apache2::Const::DECLINED if (-e $apache->filename);
  79
  80         my $cgi = new CGI;
  81         my $rel_name = quotemeta($cgi->url(-relative=>1));
  82
  83         my $add_path = 1;
  84         $add_path = 0 if ($cgi->url(-path_info=>1) =~ /$rel_name$/);
  85
  86
  87         my $url = $cgi->url(-path_info=>$add_path);
  88         my $root = (split 'unapi', $url)[0];
  89         my $base = (split 'unapi', $url)[0] . 'unapi';
  90
  91
  92         my $uri = $cgi->param('id') || '';
  93         my $host = $cgi->virtual_host || $cgi->server_name;
  94
  95         my $format = $cgi->param('format');
  96         my ($id,$type,$command,$lib) = ('','','');
  97
  98         if (!$format) {
  99                 print "Content-type: application/xml; charset=utf-8\n";
 100
 101                 if ($uri =~ m{^tag:[^:]+:([^\/]+)/(\d+)}o) {
 102                         $id = $2;
 103                         $lib = $3;
 104                         $type = 'record';
 105                         $type = 'metarecord' if ($1 =~ /^m/o);
 106
 107                         my $list = $supercat
 108                         ->request("open-ils.supercat.$type.formats")
 109                                 ->gather(1);
 110
 111                         print "\n";
 112
 113                         my $body = "<formats id='$uri'><format name='opac' type='text/html'/>";
 114
 115                         for my $h (@$list) {
 116                                 my ($type) = keys %$h;
 117                                 $body .= "<format name='$type' type='application/xml'";
 118
 119                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 120                                         $body .= " $part='$$h{$type}{$part}'"
 121                                                 if ($$h{$type}{$part});
 122                                 }
 123
 124                                 $body .= '/>';
 125                         }
 126
 127                         $body .= "</formats>\n";
 128
 129                         $apache->custom_response( 300, $body);
 130                         return 300;
 131                 } else {
 132                         my $list = $supercat
 133                                 ->request("open-ils.supercat.record.formats")
 134                                 ->gather(1);
 135
 136                         push @$list,
 137                                 @{ $supercat
 138                                         ->request("open-ils.supercat.metarecord.formats")
 139                                         ->gather(1);
 140                                 };
 141
 142                         my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 143                         $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 144
 145                         print "<formats><format name='opac' type='text/html'/>";
 146
 147                         for my $h (@$list) {
 148                                 my ($type) = keys %$h;
 149                                 print "<format name='$type' type='application/xml'";
 150
 151                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 152                                         print " $part='$$h{$type}{$part}'"
 153                                                 if ($$h{$type}{$part});
 154                                 }
 155
 156                                 print '/>';
 157                         }
 158
 159                         print "</formats>\n";
 160
 161
 162                         return Apache2::Const::OK;
 163                 }
 164         }
 165
 166
 167         if ($uri =~ m{^tag:[^:]+:([^\/]+)/(\d+)(?:/(.+))?}o) {
 168                 $id = $2;
 169                 $lib = $3;
 170                 $type = 'record';
 171                 $type = 'metarecord' if ($1 =~ /^m/o);
 172                 $command = 'retrieve';
 173         }
 174
 175         if ($format eq 'opac') {
 176                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id\n\n"
 177                         if ($type eq 'metarecord');
 178                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id\n\n"
 179                         if ($type eq 'record');
 180                 return 302;
 181         } else {
 182         #} elsif ($format =~ /^html/o) {
 183                 my $feed = create_record_feed(
 184                         $format => [ $id ],
 185                         $base,
 186                         $lib,
 187                 );
 188
 189                 $feed->root($root);
 190                 $feed->creator($host);
 191                 $feed->update_ts(gmtime_ISO8601());
 192
 193                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 194                 print entityize($feed->toString) . "\n";
 195
 196                 return Apache2::Const::OK;
 197         }
 198
 199         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 200         $req->wait_complete;
 201
 202         if ($req->failed) {
 203                 print "Content-type: text/html; charset=utf-8\n\n";
 204                 $apache->custom_response( 404, <<"              HTML");
 205                 <html>
 206                         <head>
 207                                 <title>$type $id not found!</title>
 208                         </head>
 209                         <body>
 210                                 <br/>
 211                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 212                         </body>
 213                 </html>
 214                 HTML
 215                 return 404;
 216         }
 217
 218         print "Content-type: application/xml; charset=utf-8\n\n";
 219         print $req->gather(1);
 220
 221         return Apache2::Const::OK;
 222 }
 223
 224 sub supercat {
 225
 226         my $apache = shift;
 227         return Apache2::Const::DECLINED if (-e $apache->filename);
 228
 229         my $cgi = new CGI;
 230
 231         my $rel_name = quotemeta($cgi->url(-relative=>1));
 232
 233         my $add_path = 1;
 234         $add_path = 0 if ($cgi->url(-path_info=>1) =~ /$rel_name$/);
 235
 236
 237         my $url = $cgi->url(-path_info=>$add_path);
 238         my $root = (split 'supercat', $url)[0];
 239         my $base = (split 'supercat', $url)[0] . 'supercat';
 240         my $path = (split 'supercat', $url)[1];
 241         my $unapi = (split 'supercat', $url)[0] . 'unapi';
 242
 243         my $host = $cgi->virtual_host || $cgi->server_name;
 244
 245         my ($id,$type,$format,$command) = reverse split '/', $path;
 246
 247
 248         if ( $path =~ m{^/formats(?:/([^\/]+))?$}o ) {
 249                 print "Content-type: application/xml; charset=utf-8\n";
 250                 if ($1) {
 251                         my $list = $supercat
 252                                 ->request("open-ils.supercat.$1.formats")
 253                                 ->gather(1);
 254
 255                         print "\n";
 256
 257                         print "<formats>
 258                                    <format>
 259                                      <name>opac</name>
 260                                      <type>text/html</type>
 261                                    </format>";
 262
 263                         for my $h (@$list) {
 264                                 my ($type) = keys %$h;
 265                                 print "<format><name>$type</name><type>application/xml</type>";
 266
 267                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 268                                         print "<$part>$$h{$type}{$part}</$part>"
 269                                                 if ($$h{$type}{$part});
 270                                 }
 271
 272                                 print '</format>';
 273                         }
 274
 275                         print "</formats>\n";
 276
 277                         return Apache2::Const::OK;
 278                 }
 279
 280                 my $list = $supercat
 281                         ->request("open-ils.supercat.record.formats")
 282                         ->gather(1);
 283
 284                 push @$list,
 285                         @{ $supercat
 286                                 ->request("open-ils.supercat.metarecord.formats")
 287                                 ->gather(1);
 288                         };
 289
 290                 my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 291                 $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 292
 293                 print "\n<formats>
 294                            <format>
 295                              <name>opac</name>
 296                              <type>text/html</type>
 297                            </format>";
 298
 299                 for my $h (@$list) {
 300                         my ($type) = keys %$h;
 301                         print "<format><name>$type</name><type>application/xml</type>";
 302
 303                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 304                                 print "<$part>$$h{$type}{$part}</$part>"
 305                                         if ($$h{$type}{$part});
 306                         }
 307
 308                         print '</format>';
 309                 }
 310
 311                 print "</formats>\n";
 312
 313
 314                 return Apache2::Const::OK;
 315         }
 316
 317         if ($format eq 'opac') {
 318                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id\n\n"
 319                         if ($type eq 'metarecord');
 320                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id\n\n"
 321                         if ($type eq 'record');
 322                 return 302;
 323         } elsif ($format =~ /^html/o) {
 324                 my $feed = create_record_feed( $format => [ $id ], $unapi,);
 325
 326                 $feed->root($root);
 327                 $feed->creator($host);
 328                 $feed->update_ts(gmtime_ISO8601());
 329
 330                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 331                 print entityize($feed->toString) . "\n";
 332
 333                 return Apache2::Const::OK;
 334         }
 335
 336         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 337         $req->wait_complete;
 338
 339         if ($req->failed) {
 340                 print "Content-type: text/html; charset=utf-8\n\n";
 341                 $apache->custom_response( 404, <<"              HTML");
 342                 <html>
 343                         <head>
 344                                 <title>$type $id not found!</title>
 345                         </head>
 346                         <body>
 347                                 <br/>
 348                                 <center>Sorry, we couldn't $command a $type with the id of $id.</center>
 349                         </body>
 350                 </html>
 351                 HTML
 352                 return 404;
 353         }
 354
 355         print "Content-type: application/xml; charset=utf-8\n\n";
 356         print entityize( $parser->parse_string( $req->gather(1) )->documentElement->toString );
 357
 358         return Apache2::Const::OK;
 359 }
 360
 361
 362 sub bookbag_feed {
 363         my $apache = shift;
 364         return Apache2::Const::DECLINED if (-e $apache->filename);
 365
 366         my $cgi = new CGI;
 367
 368         my $year = (gmtime())[5] + 1900;
 369         my $host = $cgi->virtual_host || $cgi->server_name;
 370
 371         my $rel_name = quotemeta($cgi->url(-relative=>1));
 372
 373         my $add_path = 1;
 374         $add_path = 0 if ($cgi->url(-path_info=>1) =~ /$rel_name$/);
 375
 376         my $url = $cgi->url(-path_info=>$add_path);
 377         my $root = (split 'feed', $url)[0];
 378         my $base = (split 'bookbag', $url)[0] . 'bookbag';
 379         my $path = (split 'bookbag', $url)[1];
 380         my $unapi = (split 'feed', $url)[0] . 'unapi';
 381
 382
 383         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 384
 385         my ($id,$type) = reverse split '/', $path;
 386
 387         my $bucket = $actor->request("open-ils.actor.container.public.flesh", 'biblio', $id)->gather(1);
 388         return Apache2::Const::NOT_FOUND unless($bucket);
 389
 390         my $bucket_tag = "tag:$host,$year:record_bucket/$id";
 391         if ($type eq 'opac') {
 392                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 393                         join('&', map { "rl=" . $_->target_biblio_record_entry } @{ $bucket->items }) .
 394                         "\n\n";
 395                 return 302;
 396         }
 397
 398         my $feed = create_record_feed(
 399                 $type,
 400                 [ map { $_->target_biblio_record_entry } @{ $bucket->items } ],
 401                 $unapi,
 402         );
 403         $feed->root($root);
 404
 405         $feed->title("Items in Book Bag [".$bucket->name."]");
 406         $feed->creator($host);
 407         $feed->update_ts(gmtime_ISO8601());
 408
 409         $feed->link(atom => $base . "/atom/$id" => 'application/atom+xml');
 410         $feed->link(rss2 => $base . "/rss2/$id");
 411         $feed->link(html => $base . "/html/$id" => 'text/html');
 412         $feed->link(unapi => $unapi);
 413
 414         $feed->link(
 415                 OPAC =>
 416                 '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 417                         join('&', map { 'rl=' . $_->target_biblio_record_entry } @{$bucket->items} ),
 418                 'text/html'
 419         );
 420
 421
 422         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 423         print entityize($feed->toString) . "\n";
 424
 425         return Apache2::Const::OK;
 426 }
 427
 428 sub changes_feed {
 429         my $apache = shift;
 430         return Apache2::Const::DECLINED if (-e $apache->filename);
 431
 432         my $cgi = new CGI;
 433
 434         my $year = (gmtime())[5] + 1900;
 435         my $host = $cgi->virtual_host || $cgi->server_name;
 436
 437         my $rel_name = quotemeta($cgi->url(-relative=>1));
 438
 439         my $add_path = 1;
 440         $add_path = 0 if ($cgi->url(-path_info=>1) =~ /$rel_name$/);
 441
 442         my $url = $cgi->url(-path_info=>$add_path);
 443         my $root = (split 'feed', $url)[0];
 444         my $base = (split 'freshmeat', $url)[0] . 'freshmeat';
 445         my $path = (split 'freshmeat', $url)[1];
 446         my $unapi = (split 'feed', $url)[0] . 'unapi';
 447
 448
 449         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 450
 451         $path =~ s/^\///og;
 452
 453         my ($type,$rtype,$axis,$date,$limit) = split '/', $path;
 454         $date ||= 'today';
 455         $limit ||= 10;
 456
 457         my $list = $supercat->request("open-ils.supercat.$rtype.record.$axis.recent", $date, $limit)->gather(1);
 458
 459         if ($type eq 'opac') {
 460                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 461                         join('&', map { "rl=" . $_ } @$list) .
 462                         "\n\n";
 463                 return 302;
 464         }
 465
 466         my $feed = create_record_feed( $type, $list, $unapi);
 467         $feed->root($root);
 468
 469         $feed->title("$limit most recent $rtype changes from $date forward");
 470         $feed->creator($host);
 471         $feed->update_ts(gmtime_ISO8601());
 472
 473         $feed->link(atom => $base . "/atom/$rtype/$axis/$date/$limit" => 'application/atom+xml');
 474         $feed->link(rss2 => $base . "/rss2/$rtype/$axis/$date/$limit");
 475         $feed->link(html => $base . "/html/$rtype/$axis/$date/$limit" => 'text/html');
 476         $feed->link(unapi => $unapi);
 477
 478         $feed->link(
 479                 OPAC =>
 480                 '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 481                         join('&', map { 'rl=' . $_} @$list ),
 482                 'text/html'
 483         );
 484
 485
 486         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 487         print entityize($feed->toString) . "\n";
 488
 489         return Apache2::Const::OK;
 490 }
 491
 492 sub opensearch_osd {
 493         my $version = shift;
 494         my $lib = shift;
 495         my $class = shift;
 496         my $base = shift;
 497
 498         if ($version eq '1.0') {
 499                 print <<OSD;
 500 Content-type: application/opensearchdescription+xml; charset=utf-8
 501
 502 <?xml version="1.0" encoding="UTF-8"?>
 503 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearchdescription/1.0/">
 504   <Url>$base/1.0/$lib/-/$class/{searchTerms}?startPage={startPage}&amp;startIndex={startIndex}&amp;count={count}</Url>
 505   <Format>http://a9.com/-/spec/opensearchrss/1.0/</Format>
 506   <ShortName>$lib</ShortName>
 507   <LongName>Search $lib</LongName>
 508   <Description>Search the $lib OPAC by $class.</Description>
 509   <Tags>$lib book library</Tags>
 510   <SampleSearch>harry+potter</SampleSearch>
 511   <Developer>Mike Rylander for GPLS/PINES</Developer>
 512   <Contact>feedback\@open-ils.org</Contact>
 513   <SyndicationRight>open</SyndicationRight>
 514   <AdultContent>false</AdultContent>
 515 </OpenSearchDescription>
 516 OSD
 517         } else {
 518                 print <<OSD;
 519 Content-type: application/opensearchdescription+xml; charset=utf-8
 520
 521 <?xml version="1.0" encoding="UTF-8"?>
 522 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
 523   <ShortName>$lib</ShortName>
 524   <Description>Search the $lib OPAC by $class.</Description>
 525   <Tags>$lib book library</Tags>
 526   <Url type="application/atom+xml"
 527        template="$base/1.1/$lib/atom/$class/{searchTerms}?startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;language={language?}"/>
 528   <Url type="application/x-rss+xml"
 529        template="$base/1.1/$lib/rss2/$class/{searchTerms}?startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;language={language?}"/>
 530   <Url type="application/x-mods3+xml"
 531        template="$base/1.1/$lib/mods3/$class/{searchTerms}?startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;language={language?}"/>
 532   <Url type="application/x-mods+xml"
 533        template="$base/1.1/$lib/mods/$class/{searchTerms}?startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;language={language?}"/>
 534   <Url type="application/x-marcxml+xml"
 535        template="$base/1.1/$lib/marcxml/$class/{searchTerms}?startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;language={language?}"/>
 536   <LongName>Search $lib</LongName>
 537   <Query role="example" searchTerms="harry+potter" />
 538   <Developer>Mike Rylander for GPLS/PINES</Developer>
 539   <SyndicationRight>open</SyndicationRight>
 540   <AdultContent>false</AdultContent>
 541   <Language>en-US</Language>
 542   <OutputEncoding>UTF-8</OutputEncoding>
 543   <InputEncoding>UTF-8</InputEncoding>
 544 </OpenSearchDescription>
 545 OSD
 546         }
 547
 548         return Apache2::Const::OK;
 549 }
 550
 551 sub opensearch_feed {
 552         my $apache = shift;
 553         return Apache2::Const::DECLINED if (-e $apache->filename);
 554
 555         my $cgi = new CGI;
 556         my $year = (gmtime())[5] + 1900;
 557
 558         my $host = $cgi->virtual_host || $cgi->server_name;
 559
 560         my $rel_name = quotemeta($cgi->url(-relative=>1));
 561
 562         my $add_path = 1;
 563         $add_path = 0 if ($cgi->url(-path_info=>1) =~ /$rel_name$/);
 564
 565         my $url = $cgi->url(-path_info=>$add_path);
 566         my $root = (split 'opensearch', $url)[0];
 567         my $base = (split 'opensearch', $url)[0] . 'opensearch';
 568         my $unapi = (split 'opensearch', $url)[0] . 'unapi';
 569
 570
 571         my $path = (split 'opensearch', $url)[1];
 572
 573         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 574
 575         if ($path =~ m{^/?(1\.\d{1})/(?:([^/]+)/)?([^/]+)/osd.xml}o) {
 576
 577                 my $version = $1;
 578                 my $lib = $2;
 579                 my $class = $3;
 580
 581                 if (!$lib) {
 582                         $lib = $actor->request(
 583                                 'open-ils.actor.org_unit_list.search' => parent_ou => undef
 584                         )->gather(1)->[0]->shortname;
 585                 }
 586
 587                 if ($class eq '-') {
 588                         $class = 'keyword';
 589                 }
 590
 591                 return opensearch_osd($version, $lib, $class, $base);
 592         }
 593
 594
 595         my $page = $cgi->param('startPage') || 1;
 596         my $offset = $cgi->param('startIndex') || 1;
 597         my $limit = $cgi->param('count') || 10;
 598         my $lang = $cgi->param('language') || 'en-US';
 599
 600         $page = 1 if ($page !~ /^\d+$/);
 601         $offset = 1 if ($offset !~ /^\d+$/);
 602         $limit = 10 if ($limit !~ /^\d+$/); $limit = 25 if ($limit > 25);
 603         $lang = 'en-US' if ($lang =~ /^{/ or $lang eq '*');
 604
 605         if ($page > 1) {
 606                 $offset = ($page - 1) * $limit;
 607         } else {
 608                 $offset -= 1;
 609         }
 610
 611         my (undef,$version,$org,$type,$class,$terms) = split '/', $path;
 612
 613         $terms ||= $cgi->param('searchTerms');
 614         $class ||= $cgi->param('searchClass') || '-';
 615         $type ||= $cgi->param('responseType') || '-';
 616         $org ||= $cgi->param('searchOrg') || '-';
 617
 618         if ($version eq '1.0') {
 619                 $type = 'rss2';
 620         } elsif ($type eq '-') {
 621                 $type = 'atom';
 622         }
 623
 624
 625         $class = 'keyword' if ($class eq '-');
 626         $terms = decode_utf8($terms);
 627         $terms =~ s/\+/ /go;
 628         $terms =~ s/'//go;
 629
 630         #warn "searching for $class -> [$terms] via OS $version, response type $type";
 631
 632         my $org_unit;
 633         if ($org eq '-') {
 634                 $org_unit = $actor->request(
 635                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
 636                 )->gather(1);
 637         } else {
 638                 $org_unit = $actor->request(
 639                         'open-ils.actor.org_unit_list.search' => shortname => $org
 640                 )->gather(1);
 641         }
 642
 643         my $rs_name = $cgi->cookie('os_session');
 644         my $cached_res = OpenSRF::Utils::Cache->new->get_cache( "os_session:$rs_name" ) if ($rs_name);
 645
 646         my $recs;
 647         if (!($recs = $$cached_res{os_results}{$class}{$terms}{$org})) {
 648                 warn "NOT pulling results from cache";
 649                 $rs_name = $cgi->remote_host . '::' . rand(time);
 650                 $recs = $search->request(
 651                         'open-ils.search.biblio.multiclass' => {
 652                                 searches        => { $class => { term => $terms, }, },
 653                                 org_unit        => $org_unit->[0]->id,
 654                                 offset          => 0,
 655                                 limit           => 5000,
 656                         }
 657                 )->gather(1);
 658                 try {
 659                         $$cached_res{os_results}{$class}{$terms}{$org} = $recs;
 660                         OpenSRF::Utils::Cache->new->put_cache( "os_session:$rs_name", $cached_res, 1800 );
 661                 } catch Error with {
 662                         warn shift();
 663                 };
 664         }
 665
 666         my $feed = create_record_feed(
 667                 $type,
 668                 [ map { $_->[0] } @{$recs->{ids}}[$offset .. $offset + $limit - 1] ],
 669                 $unapi,
 670                 $org
 671         );
 672         $feed->root($root);
 673         $feed->lib($org);
 674         $feed->search($terms);
 675         $feed->class($class);
 676
 677         $feed->title("Search results for [$class => $terms] at ".$org_unit->[0]->name);
 678         $feed->creator($host);
 679         $feed->update_ts(gmtime_ISO8601());
 680
 681         $feed->_create_node(
 682                 $feed->{item_xpath},
 683                 'http://a9.com/-/spec/opensearch/1.1/',
 684                 'totalResults',
 685                 $recs->{count},
 686         );
 687
 688         $feed->_create_node(
 689                 $feed->{item_xpath},
 690                 'http://a9.com/-/spec/opensearch/1.1/',
 691                 'startIndex',
 692                 $offset + 1,
 693         );
 694
 695         $feed->_create_node(
 696                 $feed->{item_xpath},
 697                 'http://a9.com/-/spec/opensearch/1.1/',
 698                 'itemsPerPage',
 699                 $limit,
 700         );
 701
 702         $feed->link(
 703                 next =>
 704                 $base . "/$version/$org/$type/$class?searchTerms=$terms&startIndex=" . int($offset + $limit + 1) . "&count=" . $limit =>
 705                 'application/opensearch+xml'
 706         ) if ($offset + $limit < $recs->{count});
 707
 708         $feed->link(
 709                 previous =>
 710                 $base . "/$version/$org/$type/$class?searchTerms=$terms&startIndex=" . int(($offset - $limit) + 1) . "&count=" . $limit =>
 711                 'application/opensearch+xml'
 712         ) if ($offset);
 713
 714         $feed->link(
 715                 self =>
 716                 $base .  "/$version/$org/$type/$class?searchTerms=$terms" =>
 717                 'application/opensearch+xml'
 718         );
 719
 720         $feed->link( unapi => $unapi);
 721
 722 #       $feed->link(
 723 #               alternate =>
 724 #               $root . "../$lang/skin/default/xml/rresult.xml?rt=list&" .
 725 #                       join('&', map { 'rl=' . $_->[0] } @{$recs->{ids}} ),
 726 #               'text/html'
 727 #       );
 728
 729         $feed->link(
 730                 opac =>
 731                 $root . "../$lang/skin/default/xml/rresult.xml?rt=list&" .
 732                         join('&', map { 'rl=' . $_->[0] } grep { defined $_ } @{$recs->{ids}} ),
 733                 'text/html'
 734         );
 735
 736         print $cgi->header(
 737                 -type           => $feed->type,
 738                 -charset        => 'UTF-8',
 739                 -cookie         => $cgi->cookie( -name => 'os_session', -value => $rs_name, -expires => '+30m' ),
 740         );
 741
 742         print entityize($feed->toString) . "\n";
 743
 744         return Apache2::Const::OK;
 745 }
 746
 747 sub create_record_feed {
 748         my $type = shift;
 749         my $records = shift;
 750         my $unapi = shift;
 751
 752         my $lib = shift || '';
 753
 754         my $cgi = new CGI;
 755         my $base = $cgi->url;
 756         my $host = $cgi->virtual_host || $cgi->server_name;
 757
 758         my $year = (gmtime())[5] + 1900;
 759
 760         my $feed = new OpenILS::WWW::SuperCat::Feed ($type);
 761         $feed->base($base);
 762         $feed->unapi($unapi);
 763
 764         $type = 'atom' if ($type eq 'html');
 765         $type = 'marcxml' if ($type eq 'htmlcard' or $type eq 'htmlholdings');
 766
 767         for my $rec (@$records) {
 768                 next unless($rec);
 769
 770                 my $item_tag = "tag:$host,$year:biblio-record_entry/$rec/$lib";
 771
 772
 773                 my $xml = $supercat->request(
 774                         "open-ils.supercat.record.$type.retrieve",
 775                         $rec
 776                 )->gather(1);
 777
 778                 my $node = $feed->add_item($xml);
 779
 780                 if ($lib && $type eq 'marcxml') {
 781                         $xml = $supercat->request( "open-ils.supercat.record.holdings_xml.retrieve", $rec, $lib )->gather(1);
 782                         $node->add_holdings($xml);
 783                 }
 784
 785                 $node->id($item_tag);
 786                 $node->link(alternate => $feed->unapi . "?id=$item_tag&format=htmlholdings" => 'text/html');
 787                 $node->link(opac => $feed->unapi . "?id=$item_tag&format=opac");
 788                 $node->link(unapi => $feed->unapi . "?id=$item_tag");
 789                 $node->link('unapi-id' => $item_tag);
 790         }
 791
 792         return $feed;
 793 }
 794
 795 sub entityize {
 796         my $stuff = NFC(shift());
 797         $stuff =~ s/&(?!\S+;)/&amp;/gso;
 798         $stuff =~ s/([\x{0080}-\x{fffd}])/sprintf('&#x%X;',ord($1))/sgoe;
 799         return $stuff;
 800 }
 801
 802 1;