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 use XML::LibXSLT;
  21
  22 use Encode;
  23 use Unicode::Normalize;
  24 use OpenILS::Utils::Fieldmapper;
  25 use OpenILS::WWW::SuperCat::Feed;
  26 use OpenSRF::Utils::Logger qw/$logger/;
  27
  28
  29 # set the bootstrap config when this module is loaded
  30 my ($bootstrap, $cstore, $supercat, $actor, $parser, $search, $xslt, $cn_browse_xslt, %browse_types);
  31
  32 $browse_types{call_number}{xml} = sub {
  33         my $tree = shift;
  34
  35         my $year = (gmtime())[5] + 1900;
  36         my $content = '';
  37
  38         $content .= "<hold:volumes  xmlns:hold='http://open-ils.org/spec/holdings/v1'>";
  39
  40         for my $cn (@$tree) {
  41                 (my $cn_class = $cn->class_name) =~ s/::/-/gso;
  42                 $cn_class =~ s/Fieldmapper-//gso;
  43
  44                 my $cn_tag = "tag:open-ils.org,$year:$cn_class/".$cn->id;
  45                 my $cn_lib = $cn->owning_lib->shortname;
  46                 my $cn_label = $cn->label;
  47
  48                 $cn_label =~ s/\n//gos;
  49                 $cn_label =~ s/'/&apos;/go;
  50
  51                 (my $ou_class = $cn->owning_lib->class_name) =~ s/::/-/gso;
  52                 $ou_class =~ s/Fieldmapper-//gso;
  53
  54                 my $ou_tag = "tag:open-ils.org,$year:$ou_class/".$cn->owning_lib->id;
  55                 my $ou_name = $cn->owning_lib->name;
  56
  57                 $ou_name =~ s/\n//gos;
  58                 $ou_name =~ s/'/&apos;/go;
  59
  60                 (my $rec_class = $cn->record->class_name) =~ s/::/-/gso;
  61                 $rec_class =~ s/Fieldmapper-//gso;
  62
  63                 my $rec_tag = "tag:open-ils.org,$year:$rec_class/".$cn->record->id.'/'.$cn->owning_lib->shortname;
  64
  65                 $content .= "<hold:volume id='$cn_tag' lib='$cn_lib' label='$cn_label'>";
  66                 $content .= "<act:owning_lib xmlns:act='http://open-ils.org/spec/actors/v1' id='$ou_tag' name='$ou_name'/>";
  67
  68                 my $r_doc = $parser->parse_string($cn->record->marc);
  69                 $r_doc->documentElement->setAttribute( id => $rec_tag );
  70                 $content .= entityize($r_doc->documentElement->toString);
  71
  72                 $content .= "</hold:volume>";
  73         }
  74
  75         $content .= '</hold:volumes>';
  76         return ("Content-type: application/xml\n\n",$content);
  77 };
  78
  79
  80 $browse_types{call_number}{html} = sub {
  81         my $tree = shift;
  82         my $p = shift;
  83         my $n = shift;
  84
  85         if (!$cn_browse_xslt) {
  86                 $cn_browse_xslt = $parser->parse_file(
  87                         OpenSRF::Utils::SettingsClient
  88                                 ->new
  89                                 ->config_value( dirs => 'xsl' ).
  90                         "/CNBrowse2HTML.xsl"
  91                 );
  92                 $cn_browse_xslt = $xslt->parse_stylesheet( $cn_browse_xslt );
  93         }
  94
  95         my (undef,$xml) = $browse_types{call_number}{xml}->($tree);
  96
  97         return (
  98                 "Content-type: text/html\n\n",
  99                 entityize(
 100                         $cn_browse_xslt->transform(
 101                                 $parser->parse_string( $xml ),
 102                                 'prev' => "'$p'",
 103                                 'next' => "'$n'"
 104                         )->toString(1)
 105                 )
 106         );
 107 };
 108
 109 sub import {
 110         my $self = shift;
 111         $bootstrap = shift;
 112 }
 113
 114
 115 sub child_init {
 116         OpenSRF::System->bootstrap_client( config_file => $bootstrap );
 117
 118         my $idl = OpenSRF::Utils::SettingsClient->new->config_value("IDL");
 119         Fieldmapper->import(IDL => $idl);
 120
 121         $supercat = OpenSRF::AppSession->create('open-ils.supercat');
 122         $cstore = OpenSRF::AppSession->create('open-ils.cstore');
 123         $actor = OpenSRF::AppSession->create('open-ils.actor');
 124         $search = OpenSRF::AppSession->create('open-ils.search');
 125         $parser = new XML::LibXML;
 126         $xslt = new XML::LibXSLT;
 127
 128         $cn_browse_xslt = $parser->parse_file(
 129                 OpenSRF::Utils::SettingsClient
 130                         ->new
 131                         ->config_value( dirs => 'xsl' ).
 132                 "/CNBrowse2HTML.xsl"
 133         );
 134
 135         $cn_browse_xslt = $xslt->parse_stylesheet( $cn_browse_xslt );
 136
 137 }
 138
 139 sub oisbn {
 140
 141         my $apache = shift;
 142         return Apache2::Const::DECLINED if (-e $apache->filename);
 143
 144         (my $isbn = $apache->path_info) =~ s{^.*?([^/]+)$}{$1}o;
 145
 146         my $list = $supercat
 147                 ->request("open-ils.supercat.oisbn", $isbn)
 148                 ->gather(1);
 149
 150         print "Content-type: application/xml; charset=utf-8\n\n";
 151         print "<?xml version='1.0' encoding='UTF-8' ?>\n";
 152
 153         unless (exists $$list{metarecord}) {
 154                 print '<idlist/>';
 155                 return Apache2::Const::OK;
 156         }
 157
 158         print "<idlist metarecord='$$list{metarecord}'>\n";
 159
 160         for ( keys %{ $$list{record_list} } ) {
 161                 (my $o = $$list{record_list}{$_}) =~s/^(\S+).*?$/$1/o;
 162                 print "  <isbn record='$_'>$o</isbn>\n"
 163         }
 164
 165         print "</idlist>\n";
 166
 167         return Apache2::Const::OK;
 168 }
 169
 170 sub unapi {
 171
 172         my $apache = shift;
 173         return Apache2::Const::DECLINED if (-e $apache->filename);
 174
 175         my $cgi = new CGI;
 176
 177         my $add_path = 0;
 178         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 179                 my $rel_name = $cgi->url(-relative=>1);
 180                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 181         }
 182
 183         my $url = $cgi->url(-path_info=>$add_path);
 184         my $root = (split 'unapi', $url)[0];
 185         my $base = (split 'unapi', $url)[0] . 'unapi';
 186
 187
 188         my $uri = $cgi->param('id') || '';
 189         my $host = $cgi->virtual_host || $cgi->server_name;
 190
 191         my $format = $cgi->param('format');
 192         my $flesh_feed = ($format =~ /-full$/o) ? 1 : 0;
 193         (my $base_format = $format) =~ s/-full$//o;
 194         my ($id,$type,$command,$lib) = ('','','');
 195
 196         if (!$format) {
 197                 my $body = "Content-type: application/xml; charset=utf-8\n\n";
 198
 199                 if ($uri =~ m{^tag:[^:]+:([^\/]+)/([^/]+)(?:/(.+))$}o) {
 200                         $id = $2;
 201                         $lib = uc($3);
 202                         $type = 'record';
 203                         $type = 'metarecord' if ($1 =~ /^m/o);
 204
 205                         my $list = $supercat
 206                                 ->request("open-ils.supercat.$type.formats")
 207                                 ->gather(1);
 208
 209                         if ($type eq 'record' or $type eq 'isbn') {
 210                                 $body .= <<"                            FORMATS";
 211 <formats id='$uri'>
 212         <format name='opac' type='text/html'/>
 213         <format name='html' type='text/html'/>
 214         <format name='htmlholdings' type='text/html'/>
 215         <format name='html-full' type='text/html'/>
 216         <format name='htmlholdings-full' type='text/html'/>
 217                                 FORMATS
 218                         } elsif ($type eq 'metarecord') {
 219                                 $body .= <<"                            FORMATS";
 220                                 <formats id='$uri'>
 221                                         <format name='opac' type='text/html'/>
 222                                 FORMATS
 223                         }
 224
 225                         for my $h (@$list) {
 226                                 my ($type) = keys %$h;
 227                                 $body .= "\t<format name='$type' type='application/xml'";
 228
 229                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 230                                         $body .= " $part='$$h{$type}{$part}'"
 231                                                 if ($$h{$type}{$part});
 232                                 }
 233
 234                                 $body .= "/>\n";
 235
 236                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 237                                         $body .= "\t<format name='$type-full' type='application/xml'";
 238
 239                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 240                                                 $body .= " $part='$$h{$type}{$part}'"
 241                                                         if ($$h{$type}{$part});
 242                                         }
 243
 244                                         $body .= "/>\n";
 245                                 }
 246                         }
 247
 248                         $body .= "</formats>\n";
 249
 250                 } else {
 251                         my $list = $supercat
 252                                 ->request("open-ils.supercat.record.formats")
 253                                 ->gather(1);
 254
 255                         push @$list,
 256                                 @{ $supercat
 257                                         ->request("open-ils.supercat.metarecord.formats")
 258                                         ->gather(1);
 259                                 };
 260
 261                         my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 262                         $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 263
 264                         $body .= <<"                    FORMATS";
 265 <formats>
 266         <format name='opac' type='text/html'/>
 267         <format name='html' type='text/html'/>
 268         <format name='htmlholdings' type='text/html'/>
 269         <format name='html-full' type='text/html'/>
 270         <format name='htmlholdings-full' type='text/html'/>
 271                         FORMATS
 272
 273
 274                         for my $h (@$list) {
 275                                 my ($type) = keys %$h;
 276                                 $body .= "\t<format name='$type' type='application/xml'";
 277
 278                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 279                                         $body .= " $part='$$h{$type}{$part}'"
 280                                                 if ($$h{$type}{$part});
 281                                 }
 282
 283                                 $body .= "/>\n";
 284
 285                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 286                                         $body .= "\t<format name='$type-full' type='application/xml'";
 287
 288                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 289                                                 $body .= " $part='$$h{$type}{$part}'"
 290                                                         if ($$h{$type}{$part});
 291                                         }
 292
 293                                         $body .= "/>\n";
 294                                 }
 295                         }
 296
 297                         $body .= "</formats>\n";
 298
 299                 }
 300                 print $body;
 301                 return Apache2::Const::OK;
 302         }
 303
 304         if ($uri =~ m{^tag:[^:]+:([^\/]+)/([^/]+)(?:/(.+))?}o) {
 305                 $id = $2;
 306                 $lib = uc($3);
 307                 $type = 'record';
 308                 $type = 'metarecord' if ($1 =~ /^metabib/o);
 309                 $type = 'isbn' if ($1 =~ /^isbn/o);
 310                 $type = 'call_number' if ($1 =~ /^call_number/o);
 311                 $command = 'retrieve';
 312                 $command = 'browse' if ($type eq 'call_number');
 313         }
 314
 315         if (!$lib || $lib eq '-') {
 316                 $lib = $actor->request(
 317                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
 318                 )->gather(1)->[0]->shortname;
 319         }
 320
 321         my $lib_object = $actor->request(
 322                 'open-ils.actor.org_unit_list.search' => shortname => $lib
 323         )->gather(1)->[0];
 324         my $lib_id = $lib_object->id;
 325
 326         my $ou_types = $actor->request( 'open-ils.actor.org_types.retrieve' )->gather(1);
 327         my $lib_depth = (grep { $_->id == $lib_object->ou_type } @$ou_types)[0]->depth;
 328
 329         if ($type eq 'call_number' and $command eq 'browse') {
 330                 print "Location: $root/browse/$base_format/call_number/$lib/$id\n\n";
 331                 return 302;
 332         }
 333
 334         if ($type eq 'isbn') {
 335                 my $rec = $supercat->request('open-ils.supercat.isbn.object.retrieve',$id)->gather(1);
 336                 if (!@$rec) {
 337                         print "Content-type: text/html; charset=utf-8\n\n";
 338                         $apache->custom_response( 404, <<"                      HTML");
 339                         <html>
 340                                 <head>
 341                                         <title>Type [$type] with id [$id] not found!</title>
 342                                 </head>
 343                                 <body>
 344                                         <br/>
 345                                         <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 346                                 </body>
 347                         </html>
 348                         HTML
 349                         return 404;
 350                 }
 351                 $id = $rec->[0]->id;
 352                 $type = 'record';
 353         }
 354
 355         if ( !grep
 356                { (keys(%$_))[0] eq $base_format }
 357                @{ $supercat->request("open-ils.supercat.$type.formats")->gather(1) }
 358              and !grep
 359                { $_ eq $base_format }
 360                qw/opac html htmlholdings/
 361         ) {
 362                 print "Content-type: text/html; charset=utf-8\n\n";
 363                 $apache->custom_response( 406, <<"              HTML");
 364                 <html>
 365                         <head>
 366                                 <title>Invalid format [$format] for type [$type]!</title>
 367                         </head>
 368                         <body>
 369                                 <br/>
 370                                 <center>Sorry, format $format is not valid for type $type.</center>
 371                         </body>
 372                 </html>
 373                 HTML
 374                 return 406;
 375         }
 376
 377         if ($format eq 'opac') {
 378                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id&l=$lib_id&d=$lib_depth\n\n"
 379                         if ($type eq 'metarecord');
 380                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id&l=$lib_id&d=$lib_depth\n\n"
 381                         if ($type eq 'record');
 382                 return 302;
 383         } elsif (OpenILS::WWW::SuperCat::Feed->exists($base_format)) {
 384                 my $feed = create_record_feed(
 385                         $type,
 386                         $format => [ $id ],
 387                         $base,
 388                         $lib,
 389                         $flesh_feed
 390                 );
 391
 392                 if (!$feed->count) {
 393                         print "Content-type: text/html; charset=utf-8\n\n";
 394                         $apache->custom_response( 404, <<"                      HTML");
 395                         <html>
 396                                 <head>
 397                                         <title>Type [$type] with id [$id] not found!</title>
 398                                 </head>
 399                                 <body>
 400                                         <br/>
 401                                         <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 402                                 </body>
 403                         </html>
 404                         HTML
 405                         return 404;
 406                 }
 407
 408                 $feed->root($root);
 409                 $feed->creator($host);
 410                 $feed->update_ts(gmtime_ISO8601());
 411                 $feed->link( unapi => $base) if ($flesh_feed);
 412
 413                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 414                 print entityize($feed->toString) . "\n";
 415
 416                 return Apache2::Const::OK;
 417         }
 418
 419         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 420         my $data = $req->gather(1);
 421
 422         if ($req->failed || !$data) {
 423                 print "Content-type: text/html; charset=utf-8\n\n";
 424                 $apache->custom_response( 404, <<"              HTML");
 425                 <html>
 426                         <head>
 427                                 <title>$type $id not found!</title>
 428                         </head>
 429                         <body>
 430                                 <br/>
 431                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 432                         </body>
 433                 </html>
 434                 HTML
 435                 return 404;
 436         }
 437
 438         print "Content-type: application/xml; charset=utf-8\n\n$data";
 439
 440         return Apache2::Const::OK;
 441 }
 442
 443 sub supercat {
 444
 445         my $apache = shift;
 446         return Apache2::Const::DECLINED if (-e $apache->filename);
 447
 448         my $cgi = new CGI;
 449
 450         my $add_path = 0;
 451         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 452                 my $rel_name = $cgi->url(-relative=>1);
 453                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 454         }
 455
 456         my $url = $cgi->url(-path_info=>$add_path);
 457         my $root = (split 'supercat', $url)[0];
 458         my $base = (split 'supercat', $url)[0] . 'supercat';
 459         my $unapi = (split 'supercat', $url)[0] . 'unapi';
 460
 461         my $host = $cgi->virtual_host || $cgi->server_name;
 462
 463         my $path = $cgi->path_info;
 464         my ($id,$type,$format,$command) = reverse split '/', $path;
 465         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 466         (my $base_format = $format) =~ s/-full$//o;
 467
 468         if ( $path =~ m{^/formats(?:/([^\/]+))?$}o ) {
 469                 print "Content-type: application/xml; charset=utf-8\n";
 470                 if ($1) {
 471                         my $list = $supercat
 472                                 ->request("open-ils.supercat.$1.formats")
 473                                 ->gather(1);
 474
 475                         print "\n";
 476
 477                         print "<formats>
 478                                    <format>
 479                                      <name>opac</name>
 480                                      <type>text/html</type>
 481                                    </format>";
 482
 483                         if ($1 eq 'record' or $1 eq 'isbn') {
 484                                 print "<format>
 485                                      <name>htmlholdings</name>
 486                                      <type>text/html</type>
 487                                    </format>
 488                                    <format>
 489                                      <name>html</name>
 490                                      <type>text/html</type>
 491                                    </format>
 492                                    <format>
 493                                      <name>htmlholdings-full</name>
 494                                      <type>text/html</type>
 495                                    </format>
 496                                    <format>
 497                                      <name>html-full</name>
 498                                      <type>text/html</type>
 499                                    </format>";
 500                         }
 501
 502                         for my $h (@$list) {
 503                                 my ($type) = keys %$h;
 504                                 print "<format><name>$type</name><type>application/xml</type>";
 505
 506                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 507                                         print "<$part>$$h{$type}{$part}</$part>"
 508                                                 if ($$h{$type}{$part});
 509                                 }
 510
 511                                 print '</format>';
 512
 513                                 if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 514                                         print "<format><name>$type-full</name><type>application/xml</type>";
 515
 516                                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 517                                                 print "<$part>$$h{$type}{$part}</$part>"
 518                                                         if ($$h{$type}{$part});
 519                                         }
 520
 521                                         print '</format>';
 522                                 }
 523
 524                         }
 525
 526                         print "</formats>\n";
 527
 528                         return Apache2::Const::OK;
 529                 }
 530
 531                 my $list = $supercat
 532                         ->request("open-ils.supercat.record.formats")
 533                         ->gather(1);
 534
 535                 push @$list,
 536                         @{ $supercat
 537                                 ->request("open-ils.supercat.metarecord.formats")
 538                                 ->gather(1);
 539                         };
 540
 541                 my %hash = map { ( (keys %$_)[0] => (values %$_)[0] ) } @$list;
 542                 $list = [ map { { $_ => $hash{$_} } } sort keys %hash ];
 543
 544                 print "\n<formats>
 545                            <format>
 546                              <name>opac</name>
 547                              <type>text/html</type>
 548                            </format>
 549                            <format>
 550                              <name>htmlholdings</name>
 551                              <type>text/html</type>
 552                            </format>
 553                            <format>
 554                              <name>html</name>
 555                              <type>text/html</type>
 556                            </format>
 557                            <format>
 558                              <name>htmlholdings-full</name>
 559                              <type>text/html</type>
 560                            </format>
 561                            <format>
 562                              <name>html-full</name>
 563                              <type>text/html</type>
 564                            </format>";
 565
 566                 for my $h (@$list) {
 567                         my ($type) = keys %$h;
 568                         print "<format><name>$type</name><type>application/xml</type>";
 569
 570                         for my $part ( qw/namespace_uri docs schema_location/ ) {
 571                                 print "<$part>$$h{$type}{$part}</$part>"
 572                                         if ($$h{$type}{$part});
 573                         }
 574
 575                         print '</format>';
 576
 577                         if (OpenILS::WWW::SuperCat::Feed->exists($type)) {
 578                                 print "<format><name>$type-full</name><type>application/xml</type>";
 579
 580                                 for my $part ( qw/namespace_uri docs schema_location/ ) {
 581                                         print "<$part>$$h{$type}{$part}</$part>"
 582                                                 if ($$h{$type}{$part});
 583                                 }
 584
 585                                 print '</format>';
 586                         }
 587
 588                 }
 589
 590                 print "</formats>\n";
 591
 592
 593                 return Apache2::Const::OK;
 594         }
 595
 596         if ($format eq 'opac') {
 597                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?m=$id\n\n"
 598                         if ($type eq 'metarecord');
 599                 print "Location: $root/../../en-US/skin/default/xml/rdetail.xml?r=$id\n\n"
 600                         if ($type eq 'record');
 601                 return 302;
 602         } elsif (OpenILS::WWW::SuperCat::Feed->exists($base_format)) {
 603                 my $feed = create_record_feed(
 604                         $type,
 605                         $format => [ $id ],
 606                         undef, undef,
 607                         $flesh_feed
 608                 );
 609
 610                 $feed->root($root);
 611                 $feed->creator($host);
 612                 $feed->update_ts(gmtime_ISO8601());
 613                 $feed->link( unapi => $base) if ($flesh_feed);
 614
 615                 print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 616                 print entityize($feed->toString) . "\n";
 617
 618                 return Apache2::Const::OK;
 619         }
 620
 621         my $req = $supercat->request("open-ils.supercat.$type.$format.$command",$id);
 622         $req->wait_complete;
 623
 624         if ($req->failed) {
 625                 print "Content-type: text/html; charset=utf-8\n\n";
 626                 $apache->custom_response( 404, <<"              HTML");
 627                 <html>
 628                         <head>
 629                                 <title>$type $id not found!</title>
 630                         </head>
 631                         <body>
 632                                 <br/>
 633                                 <center>Sorry, we couldn't $command a $type with the id of $id in format $format.</center>
 634                         </body>
 635                 </html>
 636                 HTML
 637                 return 404;
 638         }
 639
 640         print "Content-type: application/xml; charset=utf-8\n\n";
 641         print entityize( $parser->parse_string( $req->gather(1) )->documentElement->toString );
 642
 643         return Apache2::Const::OK;
 644 }
 645
 646
 647 sub bookbag_feed {
 648         my $apache = shift;
 649         return Apache2::Const::DECLINED if (-e $apache->filename);
 650
 651         my $cgi = new CGI;
 652
 653         my $year = (gmtime())[5] + 1900;
 654         my $host = $cgi->virtual_host || $cgi->server_name;
 655
 656         my $add_path = 0;
 657         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 658                 my $rel_name = $cgi->url(-relative=>1);
 659                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 660         }
 661
 662         my $url = $cgi->url(-path_info=>$add_path);
 663         my $root = (split 'feed', $url)[0] . '/';
 664         my $base = (split 'bookbag', $url)[0] . '/bookbag';
 665         my $unapi = (split 'feed', $url)[0] . '/unapi';
 666
 667         $root =~ s{(?<!http:)//}{/}go;
 668         $base =~ s{(?<!http:)//}{/}go;
 669         $unapi =~ s{(?<!http:)//}{/}go;
 670
 671         my $path = $cgi->path_info;
 672         #warn "URL breakdown: $url -> $root -> $base -> $path -> $unapi";
 673
 674         my ($id,$type) = reverse split '/', $path;
 675         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 676
 677         my $bucket = $actor->request("open-ils.actor.container.public.flesh", 'biblio', $id)->gather(1);
 678         return Apache2::Const::NOT_FOUND unless($bucket);
 679
 680         my $bucket_tag = "tag:$host,$year:record_bucket/$id";
 681         if ($type eq 'opac') {
 682                 print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 683                         join('&', map { "rl=" . $_->target_biblio_record_entry } @{ $bucket->items }) .
 684                         "\n\n";
 685                 return 302;
 686         }
 687
 688         my $feed = create_record_feed(
 689                 'record',
 690                 $type,
 691                 [ map { $_->target_biblio_record_entry } @{ $bucket->items } ],
 692                 $unapi,
 693                 undef,
 694                 $flesh_feed
 695         );
 696         $feed->root($root);
 697
 698         $feed->title("Items in Book Bag [".$bucket->name."]");
 699         $feed->creator($host);
 700         $feed->update_ts(gmtime_ISO8601());
 701
 702         $feed->link(rss => $base . "/rss2-full/$id" => 'application/rss+xml');
 703         $feed->link(alternate => $base . "/atom-full/$id" => 'application/atom+xml');
 704         $feed->link(html => $base . "/html-full/$id" => 'text/html');
 705         $feed->link(unapi => $unapi);
 706
 707         $feed->link(
 708                 OPAC =>
 709                 '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 710                         join('&', map { 'rl=' . $_->target_biblio_record_entry } @{$bucket->items} ),
 711                 'text/html'
 712         );
 713
 714
 715         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 716         print entityize($feed->toString) . "\n";
 717
 718         return Apache2::Const::OK;
 719 }
 720
 721 sub changes_feed {
 722         my $apache = shift;
 723         return Apache2::Const::DECLINED if (-e $apache->filename);
 724
 725         my $cgi = new CGI;
 726
 727         my $year = (gmtime())[5] + 1900;
 728         my $host = $cgi->virtual_host || $cgi->server_name;
 729
 730         my $add_path = 0;
 731         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 732                 my $rel_name = $cgi->url(-relative=>1);
 733                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 734         }
 735
 736         my $url = $cgi->url(-path_info=>$add_path);
 737         my $root = (split 'feed', $url)[0];
 738         my $base = (split 'freshmeat', $url)[0] . 'freshmeat';
 739         my $unapi = (split 'feed', $url)[0] . 'unapi';
 740
 741         my $path = $cgi->path_info;
 742         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 743
 744         $path =~ s/^\/(?:feed\/)?freshmeat\///og;
 745
 746         my ($type,$rtype,$axis,$limit,$date) = split '/', $path;
 747         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 748         $limit ||= 10;
 749
 750         my $list = $supercat->request("open-ils.supercat.$rtype.record.$axis.recent", $date, $limit)->gather(1);
 751
 752         #if ($type eq 'opac') {
 753         #       print "Location: $root/../../en-US/skin/default/xml/rresult.xml?rt=list&" .
 754         #               join('&', map { "rl=" . $_ } @$list) .
 755         #               "\n\n";
 756         #       return 302;
 757         #}
 758
 759         my $feed = create_record_feed( 'record', $type, $list, $unapi, undef, $flesh_feed);
 760         $feed->root($root);
 761
 762         if ($date) {
 763                 $feed->title("Up to $limit recent $rtype ${axis}s from $date forward");
 764         } else {
 765                 $feed->title("$limit most recent $rtype ${axis}s");
 766         }
 767
 768         $feed->creator($host);
 769         $feed->update_ts(gmtime_ISO8601());
 770
 771         $feed->link(rss => $base . "/rss2-full/$rtype/$axis/$limit/$date" => 'application/rss+xml');
 772         $feed->link(alternate => $base . "/atom-full/$rtype/$axis/$limit/$date" => 'application/atom+xml');
 773         $feed->link(html => $base . "/html-full/$rtype/$axis/$limit/$date" => 'text/html');
 774         $feed->link(unapi => $unapi);
 775
 776         $feed->link(
 777                 OPAC =>
 778                 '/opac/en-US/skin/default/xml/rresult.xml?rt=list&' .
 779                         join('&', map { 'rl=' . $_} @$list ),
 780                 'text/html'
 781         );
 782
 783
 784         print "Content-type: ". $feed->type ."; charset=utf-8\n\n";
 785         print entityize($feed->toString) . "\n";
 786
 787         return Apache2::Const::OK;
 788 }
 789
 790 sub opensearch_osd {
 791         my $version = shift;
 792         my $lib = shift;
 793         my $class = shift;
 794         my $base = shift;
 795
 796         if ($version eq '1.0') {
 797                 print <<OSD;
 798 Content-type: application/opensearchdescription+xml; charset=utf-8
 799
 800 <?xml version="1.0" encoding="UTF-8"?>
 801 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearchdescription/1.0/">
 802   <Url>$base/1.0/$lib/-/$class/?searchTerms={searchTerms}&amp;startPage={startPage}&amp;startIndex={startIndex}&amp;count={count}</Url>
 803   <Format>http://a9.com/-/spec/opensearchrss/1.0/</Format>
 804   <ShortName>$lib</ShortName>
 805   <LongName>Search $lib</LongName>
 806   <Description>Search the $lib OPAC by $class.</Description>
 807   <Tags>$lib book library</Tags>
 808   <SampleSearch>harry+potter</SampleSearch>
 809   <Developer>Mike Rylander for GPLS/PINES</Developer>
 810   <Contact>feedback\@open-ils.org</Contact>
 811   <SyndicationRight>open</SyndicationRight>
 812   <AdultContent>false</AdultContent>
 813 </OpenSearchDescription>
 814 OSD
 815         } else {
 816                 print <<OSD;
 817 Content-type: application/opensearchdescription+xml; charset=utf-8
 818
 819 <?xml version="1.0" encoding="UTF-8"?>
 820 <OpenSearchDescription xmlns="http://a9.com/-/spec/opensearch/1.1/">
 821   <ShortName>$lib</ShortName>
 822   <Description>Search the $lib OPAC by $class.</Description>
 823   <Tags>$lib book library</Tags>
 824   <Url type="application/rss+xml"
 825        template="$base/1.1/$lib/rss2-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 826   <Url type="application/atom+xml"
 827        template="$base/1.1/$lib/atom-full/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 828   <Url type="application/x-mods3+xml"
 829        template="$base/1.1/$lib/mods3/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 830   <Url type="application/x-mods+xml"
 831        template="$base/1.1/$lib/mods/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 832   <Url type="application/x-marcxml+xml"
 833        template="$base/1.1/$lib/marcxml/$class/?searchTerms={searchTerms}&amp;startPage={startPage?}&amp;startIndex={startIndex?}&amp;count={count?}&amp;searchLang={language?}"/>
 834   <LongName>Search $lib</LongName>
 835   <Query role="example" searchTerms="harry+potter" />
 836   <Developer>Mike Rylander for GPLS/PINES</Developer>
 837   <Contact>feedback\@open-ils.org</Contact>
 838   <SyndicationRight>open</SyndicationRight>
 839   <AdultContent>false</AdultContent>
 840   <Language>en-US</Language>
 841   <OutputEncoding>UTF-8</OutputEncoding>
 842   <InputEncoding>UTF-8</InputEncoding>
 843 </OpenSearchDescription>
 844 OSD
 845         }
 846
 847         return Apache2::Const::OK;
 848 }
 849
 850 sub opensearch_feed {
 851         my $apache = shift;
 852         return Apache2::Const::DECLINED if (-e $apache->filename);
 853
 854         my $cgi = new CGI;
 855         my $year = (gmtime())[5] + 1900;
 856
 857         my $host = $cgi->virtual_host || $cgi->server_name;
 858
 859         my $add_path = 0;
 860         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
 861                 my $rel_name = $cgi->url(-relative=>1);
 862                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
 863         }
 864
 865         my $url = $cgi->url(-path_info=>$add_path);
 866         my $root = (split 'opensearch', $url)[0];
 867         my $base = (split 'opensearch', $url)[0] . 'opensearch';
 868         my $unapi = (split 'opensearch', $url)[0] . 'unapi';
 869
 870         my $path = $cgi->path_info;
 871         #warn "URL breakdown: $url ($rel_name) -> $root -> $base -> $path -> $unapi";
 872
 873         if ($path =~ m{^/?(1\.\d{1})/(?:([^/]+)/)?([^/]+)/osd.xml}o) {
 874
 875                 my $version = $1;
 876                 my $lib = uc($2);
 877                 my $class = $3;
 878
 879                 if (!$lib || $lib eq '-') {
 880                         $lib = $actor->request(
 881                                 'open-ils.actor.org_unit_list.search' => parent_ou => undef
 882                         )->gather(1)->[0]->shortname;
 883                 }
 884
 885                 if ($class eq '-') {
 886                         $class = 'keyword';
 887                 }
 888
 889                 return opensearch_osd($version, $lib, $class, $base);
 890         }
 891
 892
 893         my $page = $cgi->param('startPage') || 1;
 894         my $offset = $cgi->param('startIndex') || 1;
 895         my $limit = $cgi->param('count') || 10;
 896
 897         $page = 1 if ($page !~ /^\d+$/);
 898         $offset = 1 if ($offset !~ /^\d+$/);
 899         $limit = 10 if ($limit !~ /^\d+$/); $limit = 25 if ($limit > 25);
 900
 901         if ($page > 1) {
 902                 $offset = ($page - 1) * $limit;
 903         } else {
 904                 $offset -= 1;
 905         }
 906
 907         my ($version,$org,$type,$class,$terms,$sort,$sortdir,$lang);
 908         (undef,$version,$org,$type,$class,$terms,$sort,$sortdir,$lang) = split '/', $path;
 909
 910         $lang = $cgi->param('searchLang') if $cgi->param('searchLang');
 911         $sort = $cgi->param('searchSort') if $cgi->param('searchSort');
 912         $sortdir = $cgi->param('searchSortDir') if $cgi->param('searchSortDir');
 913         $terms .= " " . $cgi->param('searchTerms') if $cgi->param('searchTerms');
 914
 915         $class = $cgi->param('searchClass') if $cgi->param('searchClass');
 916         $class ||= '-';
 917
 918         $type = $cgi->param('responseType') if $cgi->param('responseType');
 919         $type ||= '-';
 920
 921         $org = $cgi->param('searchOrg') if $cgi->param('searchOrg');
 922         $org ||= '-';
 923
 924
 925         my $kwt = $cgi->param('kw');
 926         my $tit = $cgi->param('ti');
 927         my $aut = $cgi->param('au');
 928         my $sut = $cgi->param('su');
 929         my $set = $cgi->param('se');
 930
 931         $terms .= " keyword: $kwt" if ($kwt);
 932         $terms .= " title: $tit" if ($tit);
 933         $terms .= " author: $aut" if ($aut);
 934         $terms .= " subject: $sut" if ($sut);
 935         $terms .= " series: $set" if ($set);
 936
 937         if ($version eq '1.0') {
 938                 $type = 'rss2';
 939         } elsif ($type eq '-') {
 940                 $type = 'atom';
 941         }
 942         my $flesh_feed = ($type =~ /-full$/o) ? 1 : 0;
 943
 944         $terms = decode_utf8($terms);
 945         $terms =~ s/\+/ /go;
 946         $terms =~ s/'//go;
 947         my $term_copy = $terms;
 948
 949         my $complex_terms = 0;
 950         if ($terms eq 'help') {
 951                 print $cgi->header(-type => 'text/html');
 952                 print <<"               HTML";
 953                         <html>
 954                          <head>
 955                           <title>just type something!</title>
 956                          </head>
 957                          <body>
 958                           <p>You are in a maze of dark, twisty stacks, all alike.</p>
 959                          </body>
 960                         </html>
 961                 HTML
 962                 return Apache2::Const::OK;
 963         }
 964
 965         my $cache_key = '';
 966         my $searches = {};
 967         while ($term_copy =~ s/((?:keyword|title|author|subject|series|site|dir|sort|lang):[^:]+)$//so) {
 968                 my ($c,$t) = split ':' => $1;
 969                 if ($c eq 'site') {
 970                         $org = $t;
 971                         $org =~ s/^\s*//o;
 972                         $org =~ s/\s*$//o;
 973                 } elsif ($c eq 'sort') {
 974                         ($sort = lc($t)) =~ s/^\s*(\w+)\s*$/$1/go;
 975                 } elsif ($c eq 'dir') {
 976                         ($sortdir = lc($t)) =~ s/^\s*(\w+)\s*$/$1/go;
 977                 } elsif ($c eq 'lang') {
 978                         ($lang = lc($t)) =~ s/^\s*(\w+)\s*$/$1/go;
 979                 } else {
 980                         $$searches{$c}{term} .= ' '.$t;
 981                         $cache_key .= $c . $t;
 982                         $complex_terms = 1;
 983                 }
 984         }
 985
 986         if ($term_copy) {
 987                 no warnings;
 988                 $class = 'keyword' if ($class eq '-');
 989                 $$searches{$class}{term} .= " $term_copy";
 990                 $cache_key .= $class . $term_copy;
 991         }
 992
 993         my $org_unit;
 994         if ($org eq '-') {
 995                 $org_unit = $actor->request(
 996                         'open-ils.actor.org_unit_list.search' => parent_ou => undef
 997                 )->gather(1);
 998         } else {
 999                 $org_unit = $actor->request(
1000                         'open-ils.actor.org_unit_list.search' => shortname => uc($org)
1001                 )->gather(1);
1002         }
1003
1004         { no warnings; $cache_key .= $org.$sort.$sortdir.$lang; }
1005
1006         my $rs_name = $cgi->cookie('os_session');
1007         my $cached_res = OpenSRF::Utils::Cache->new->get_cache( "os_session:$rs_name" ) if ($rs_name);
1008
1009         my $recs;
1010         if (!($recs = $$cached_res{os_results}{$cache_key})) {
1011                 $rs_name = $cgi->remote_host . '::' . rand(time);
1012                 $recs = $search->request(
1013                         'open-ils.search.biblio.multiclass' => {
1014                                 searches        => $searches,
1015                                 org_unit        => $org_unit->[0]->id,
1016                                 offset          => 0,
1017                                 limit           => 5000,
1018                                 ($sort ?    ( 'sort'     => $sort    ) : ()),
1019                                 ($sortdir ? ( 'sort_dir' => $sortdir ) : ($sort ? (sort_dir => 'asc') : (sort_dir => 'desc') )),
1020                                 ($lang ?    ( 'language' => $lang    ) : ()),
1021                         }
1022                 )->gather(1);
1023                 try {
1024                         $$cached_res{os_results}{$cache_key} = $recs;
1025                         OpenSRF::Utils::Cache->new->put_cache( "os_session:$rs_name", $cached_res, 1800 );
1026                 } catch Error with {
1027                         warn "supercat unable to store IDs in memcache server\n";
1028                         $logger->error("supercat unable to store IDs in memcache server");
1029                 };
1030         }
1031
1032         my $feed = create_record_feed(
1033                 'record',
1034                 $type,
1035                 [ map { $_->[0] } @{$recs->{ids}}[$offset .. $offset + $limit - 1] ],
1036                 $unapi,
1037                 $org,
1038                 $flesh_feed
1039         );
1040         $feed->root($root);
1041         $feed->lib($org);
1042         $feed->search($terms);
1043         $feed->class($class);
1044
1045         if ($complex_terms) {
1046                 $feed->title("Search results for [$terms] at ".$org_unit->[0]->name);
1047         } else {
1048                 $feed->title("Search results for [$class => $terms] at ".$org_unit->[0]->name);
1049         }
1050
1051         $feed->creator($host);
1052         $feed->update_ts(gmtime_ISO8601());
1053
1054         $feed->_create_node(
1055                 $feed->{item_xpath},
1056                 'http://a9.com/-/spec/opensearch/1.1/',
1057                 'totalResults',
1058                 $recs->{count},
1059         );
1060
1061         $feed->_create_node(
1062                 $feed->{item_xpath},
1063                 'http://a9.com/-/spec/opensearch/1.1/',
1064                 'startIndex',
1065                 $offset + 1,
1066         );
1067
1068         $feed->_create_node(
1069                 $feed->{item_xpath},
1070                 'http://a9.com/-/spec/opensearch/1.1/',
1071                 'itemsPerPage',
1072                 $limit,
1073         );
1074
1075         $feed->link(
1076                 next =>
1077                 $base . "/$version/$org/$type/$class?searchTerms=$terms&startIndex=" . int($offset + $limit + 1) . "&count=" . $limit =>
1078                 'application/opensearch+xml'
1079         ) if ($offset + $limit < $recs->{count});
1080
1081         $feed->link(
1082                 previous =>
1083                 $base . "/$version/$org/$type/$class?searchTerms=$terms&startIndex=" . int(($offset - $limit) + 1) . "&count=" . $limit =>
1084                 'application/opensearch+xml'
1085         ) if ($offset);
1086
1087         $feed->link(
1088                 self =>
1089                 $base .  "/$version/$org/$type/$class?searchTerms=$terms" =>
1090                 'application/opensearch+xml'
1091         );
1092
1093         $feed->link(
1094                 rss =>
1095                 $base .  "/$version/$org/rss2-full/$class?searchTerms=$terms" =>
1096                 'application/rss+xml'
1097         );
1098
1099         $feed->link(
1100                 alternate =>
1101                 $base .  "/$version/$org/atom-full/$class?searchTerms=$terms" =>
1102                 'application/atom+xml'
1103         );
1104
1105         $feed->link(
1106                 'html' =>
1107                 $base .  "/$version/$org/html/$class?searchTerms=$terms" =>
1108                 'text/html'
1109         );
1110
1111         $feed->link(
1112                 'html-full' =>
1113                 $base .  "/$version/$org/html-full/$class?searchTerms=$terms" =>
1114                 'text/html'
1115         );
1116
1117         $feed->link( 'unapi-server' => $unapi);
1118
1119 #       $feed->link(
1120 #               opac =>
1121 #               $root . "../$lang/skin/default/xml/rresult.xml?rt=list&" .
1122 #                       join('&', map { 'rl=' . $_->[0] } grep { ref $_ && defined $_->[0] } @{$recs->{ids}} ),
1123 #               'text/html'
1124 #       );
1125
1126         print $cgi->header(
1127                 -type           => $feed->type,
1128                 -charset        => 'UTF-8',
1129                 -cookie         => $cgi->cookie( -name => 'os_session', -value => $rs_name, -expires => '+30m' ),
1130         );
1131
1132         print entityize($feed->toString) . "\n";
1133
1134         return Apache2::Const::OK;
1135 }
1136
1137 sub create_record_feed {
1138         my $search = shift;
1139         my $type = shift;
1140         my $records = shift;
1141         my $unapi = shift;
1142
1143         my $lib = uc(shift()) || '-';
1144         my $flesh = shift;
1145         $flesh = 1 if (!defined($flesh));
1146
1147         my $cgi = new CGI;
1148         my $base = $cgi->url;
1149         my $host = $cgi->virtual_host || $cgi->server_name;
1150
1151         my $year = (gmtime())[5] + 1900;
1152
1153         my $flesh_feed = ($type =~ s/-full$//o) ? 1 : 0;
1154
1155         my $feed = new OpenILS::WWW::SuperCat::Feed ($type);
1156         $feed->base($base) if ($flesh);
1157         $feed->unapi($unapi) if ($flesh);
1158
1159         $type = 'atom' if ($type eq 'html');
1160         $type = 'marcxml' if ($type eq 'htmlholdings');
1161
1162         #$records = $supercat->request( "open-ils.supercat.record.object.retrieve", $records )->gather(1);
1163
1164         my $count = 0;
1165         for my $record (@$records) {
1166                 next unless($record);
1167
1168                 #my $rec = $record->id;
1169                 my $rec = $record;
1170
1171                 my $item_tag = "tag:$host,$year:biblio-record_entry/$rec/$lib";
1172                 $item_tag = "tag:$host,$year:isbn/$rec/$lib" if ($search eq 'isbn');
1173
1174                 my $xml = $supercat->request(
1175                         "open-ils.supercat.$search.$type.retrieve",
1176                         $rec
1177                 )->gather(1);
1178                 next unless $xml;
1179
1180                 my $node = $feed->add_item($xml);
1181                 next unless $node;
1182
1183                 if ($lib && $type eq 'marcxml' &&  $flesh) {
1184                         $xml = $supercat->request( "open-ils.supercat.$search.holdings_xml.retrieve", $rec, $lib )->gather(1);
1185                         $node->add_holdings($xml);
1186                 }
1187
1188                 $node->id($item_tag) if ($flesh);
1189                 #$node->update_ts(clense_ISO8601($record->edit_date));
1190                 $node->link(alternate => $feed->unapi . "?id=$item_tag&format=htmlholdings-full" => 'text/html') if ($flesh);
1191                 $node->link(opac => $feed->unapi . "?id=$item_tag&format=opac") if ($flesh);
1192                 $node->link(unapi => $feed->unapi . "?id=$item_tag") if ($flesh);
1193                 $node->link('unapi-id' => $item_tag) if ($flesh);
1194         }
1195
1196         return $feed;
1197 }
1198
1199 sub entityize {
1200         my $stuff = NFC(shift());
1201         $stuff =~ s/&(?!\S+;)/&amp;/gso;
1202         $stuff =~ s/([\x{0080}-\x{fffd}])/sprintf('&#x%X;',ord($1))/sgoe;
1203         return $stuff;
1204 }
1205
1206 sub string_browse {
1207         my $apache = shift;
1208         return Apache2::Const::DECLINED if (-e $apache->filename);
1209
1210         my $cgi = new CGI;
1211         my $year = (gmtime())[5] + 1900;
1212
1213         my $host = $cgi->virtual_host || $cgi->server_name;
1214
1215         my $add_path = 0;
1216         if ( $cgi->server_software !~ m|^Apache/2.2| ) {
1217                 my $rel_name = $cgi->url(-relative=>1);
1218                 $add_path = 1 if ($cgi->url(-path_info=>1) !~ /$rel_name$/);
1219         }
1220
1221         my $url = $cgi->url(-path_info=>$add_path);
1222         my $root = (split 'browse', $url)[0];
1223         my $base = (split 'browse', $url)[0] . 'browse';
1224         my $unapi = (split 'browse', $url)[0] . 'unapi';
1225
1226         my $path = $cgi->path_info;
1227         $path =~ s/^\///og;
1228
1229         my ($format,$axis,$site,$string,$page,$page_size) = split '/', $path;
1230         #warn " >>> $format -> $axis -> $site -> $string -> $page -> $page_size ";
1231
1232         $site ||= $cgi->param('searchOrg');
1233         $page ||= $cgi->param('startPage') || 0;
1234         $page_size ||= $cgi->param('count') || 9;
1235
1236         $page = 0 if ($page !~ /^-?\d+$/);
1237
1238         my $prev = join('/', $base,$format,$axis,$site,$string,$page - 1,$page_size);
1239         my $next = join('/', $base,$format,$axis,$site,$string,$page + 1,$page_size);
1240
1241         unless ($string and $axis and grep { $axis eq $_ } keys %browse_types) {
1242                 warn "something's wrong...";
1243                 warn " >>> $format -> $axis -> $site -> $string -> $page -> $page_size ";
1244                 return undef;
1245         }
1246
1247         $string = decode_utf8($string);
1248         $string =~ s/\+/ /go;
1249         $string =~ s/'//go;
1250
1251         my $tree = $supercat->request(
1252                 "open-ils.supercat.$axis.browse",
1253                 $string,
1254                 $site,
1255                 $page_size,
1256                 $page
1257         )->gather(1);
1258
1259         my ($header,$content) = $browse_types{$axis}{$format}->($tree,$prev,$next);
1260         print $header.$content;
1261         return Apache2::Const::OK;
1262 }
1263
1264 1;