acqui/z3950_search.pl

   1 #!/usr/bin/perl
   2
   3 # This is a completely new Z3950 clients search using async ZOOM -TG 02/11/06
   4 # Copyright 2000-2002 Katipo Communications
   5 #
   6 # This file is part of Koha.
   7 #
   8 # Koha is free software; you can redistribute it and/or modify it under the
   9 # terms of the GNU General Public License as published by the Free Software
  10 # Foundation; either version 2 of the License, or (at your option) any later
  11 # version.
  12 #
  13 # Koha is distributed in the hope that it will be useful, but WITHOUT ANY
  14 # WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
  15 # A PARTICULAR PURPOSE.  See the GNU General Public License for more details.
  16 #
  17 # You should have received a copy of the GNU General Public License along with
  18 # Koha; if not, write to the Free Software Foundation, Inc., 59 Temple Place,
  19 # Suite 330, Boston, MA  02111-1307 USA
  20
  21 use warnings;
  22 use strict;
  23 use CGI;
  24
  25 use C4::Auth;
  26 use C4::Output;
  27 use C4::Biblio;
  28 use C4::Context;
  29 use C4::Breeding;
  30 use C4::Koha;
  31 use C4::Charset;
  32 use ZOOM;
  33
  34 my $input        = new CGI;
  35 my ( $template, $loggedinuser, $cookie ) = get_template_and_user(
  36     {
  37         template_name   => "acqui/z3950_search.tmpl",
  38         query           => $input,
  39         type            => "intranet",
  40         authnotrequired => 1,
  41         flagsrequired   => { acquisition => 'order_manage' },
  42         debug           => 1,
  43     }
  44 );
  45
  46 my $dbh          = C4::Context->dbh;
  47 my $error        = $input->param('error');
  48 my $biblionumber = $input->param('biblionumber');
  49 $biblionumber = 0 unless $biblionumber;
  50 my $frameworkcode = $input->param('frameworkcode');
  51 warn($frameworkcode);
  52 my $title         = $input->param('title');
  53 my $author        = $input->param('author');
  54 my $isbn          = $input->param('isbn');
  55 my $issn          = $input->param('issn');
  56 my $lccn          = $input->param('lccn');
  57 my $subject= $input->param('subject');
  58 my $dewey = $input->param('dewey');
  59 my $op            = $input->param('op');
  60 my $booksellerid = $input->param('booksellerid');
  61 my $basketno = $input->param('basketno');
  62 my $noconnection;
  63 my $numberpending;
  64 my $attr = '';
  65 my $term;
  66 my $host;
  67 my $server;
  68 my $database;
  69 my $port;
  70 my $marcdata;
  71 my @encoding;
  72 my @results;
  73 my $count;
  74 my $toggle;
  75 my $record;
  76 my $oldbiblio;
  77 my $errmsg;
  78 my @serverhost;
  79 my @servername;
  80 my @breeding_loop = ();
  81 my $random        = $input->param('random');
  82 unless ($random)
  83 {    # this var is not useful anymore just kept to keep rel2_2 compatibility
  84     $random = rand(1000000000);
  85 }
  86
  87 my $DEBUG = 0;    # if set to 1, many debug message are send on syslog.
  88
  89 # get framework list
  90 my $frameworks = getframeworks;
  91 my @frameworkcodeloop;
  92 foreach my $thisframeworkcode ( keys %$frameworks ) {
  93     my %row = (
  94         value         => $thisframeworkcode,
  95         frameworktext => $frameworks->{$thisframeworkcode}->{'frameworktext'},
  96     );
  97     if ( %row->{'value'} eq $frameworkcode){
  98         %row->{'active'} = 'true';
  99     }
 100     push @frameworkcodeloop, \%row;
 101 }
 102
 103 $template->param( frameworkcode => $frameworkcode,
 104                                     frameworkcodeloop => \@frameworkcodeloop,
 105                                     booksellerid => $booksellerid,
 106                                     basketno => $basketno);
 107
 108
 109 if ( $op ne "do_search" ) {
 110     my $sth = $dbh->prepare("select id,host,name,checked from z3950servers  order by host");
 111     $sth->execute();
 112     my $serverloop = $sth->fetchall_arrayref( {} );
 113     $template->param(
 114         isbn         => $isbn,
 115         issn         => $issn,
 116         lccn         => $lccn,
 117         title        => $title,
 118         author       => $author,
 119         serverloop   => $serverloop,
 120         opsearch     => "search",
 121         biblionumber => $biblionumber,
 122     );
 123     output_html_with_http_headers $input, $cookie, $template->output;
 124 }
 125 else {
 126     my @id = $input->param('id');
 127     my @oConnection;
 128     my @oResult;
 129     my $s = 0;
 130     my $query;
 131     my $nterms;
 132     if ($isbn || $issn) {
 133         $term=$isbn if ($isbn);
 134         $term=$issn if ($issn);
 135         $query .= " \@or \@attr 1=8 \"$term\" \@attr 1=7 \"$term\" ";
 136         $nterms++;
 137     }
 138     if ($title) {
 139         utf8::decode($title);
 140         $query .= " \@attr 1=4 \"$title\" ";
 141         $nterms++;
 142     }
 143     if ($author) {
 144         utf8::decode($author);
 145         $query .= " \@attr 1=1003 \"$author\" ";
 146         $nterms++;
 147     }
 148     if ($dewey) {
 149         $query .= " \@attr 1=16 \"$dewey\" ";
 150         $nterms++;
 151     }
 152     if ($subject) {
 153         utf8::decode($subject);
 154         $query .= " \@attr 1=21 \"$subject\" ";
 155         $nterms++;
 156     }
 157         if ($lccn) {
 158         $query .= " \@attr 1=9 $lccn ";
 159         $nterms++;
 160     }
 161 for my $i (1..$nterms-1) {
 162     $query = "\@and " . $query;
 163 }
 164 warn "query ".$query  if $DEBUG;
 165
 166     foreach my $servid (@id) {
 167         my $sth = $dbh->prepare("select * from z3950servers where id=?");
 168         $sth->execute($servid);
 169         while ( $server = $sth->fetchrow_hashref ) {
 170             warn "serverinfo ".join(':',%$server) if $DEBUG;
 171             my $noconnection = 0;
 172             my $option1      = new ZOOM::Options();
 173             $option1->option( 'async' => 1 );
 174             $option1->option( 'elementSetName', 'F' );
 175             $option1->option( 'databaseName',   $server->{db} );
 176             $option1->option( 'user', $server->{userid} ) if $server->{userid};
 177             $option1->option( 'password', $server->{password} )
 178               if $server->{password};
 179             $option1->option( 'preferredRecordSyntax', $server->{syntax} );
 180             $oConnection[$s] = create ZOOM::Connection($option1)
 181               || $DEBUG
 182               && warn( "" . $oConnection[$s]->errmsg() );
 183             warn( "server data", $server->{name}, $server->{port} ) if $DEBUG;
 184             $oConnection[$s]->connect( $server->{host}, $server->{port} )
 185               || $DEBUG
 186               && warn( "" . $oConnection[$s]->errmsg() );
 187             $serverhost[$s] = $server->{host};
 188             $servername[$s] = $server->{name};
 189             $encoding[$s]   = ($server->{encoding}?$server->{encoding}:"iso-5426");
 190             $s++;
 191         }    ## while fetch
 192     }    # foreach
 193     my $nremaining  = $s;
 194     my $firstresult = 1;
 195
 196     for ( my $z = 0 ; $z < $s ; $z++ ) {
 197         warn "doing the search" if $DEBUG;
 198         $oResult[$z] = $oConnection[$z]->search_pqf($query)
 199           || $DEBUG
 200           && warn( "somthing went wrong: " . $oConnection[$s]->errmsg() );
 201
 202         # $oResult[$z] = $oConnection[$z]->search_pqf($query);
 203     }
 204
 205 sub displayresults {
 206     my $k;
 207     my $event;
 208     while ( ( $k = ZOOM::event( \@oConnection ) ) != 0 ) {
 209         $event = $oConnection[ $k - 1 ]->last_event();
 210         warn( "connection ", $k - 1, ": event $event (",
 211             ZOOM::event_str($event), ")\n" )
 212           if $DEBUG;
 213         last if $event == ZOOM::Event::ZEND;
 214     }
 215
 216     if ( $k != 0 ) {
 217         $k--;
 218         warn $serverhost[$k] if $DEBUG;
 219         my ( $error, $errmsg, $addinfo, $diagset ) =
 220           $oConnection[$k]->error_x();
 221         if ($error) {
 222             warn "$k $serverhost[$k] error $query: $errmsg ($error) $addinfo\n"
 223               if $DEBUG;
 224
 225         }
 226         else {
 227             my $numresults = $oResult[$k]->size();
 228             my $i;
 229             my $result = '';
 230             if ( $numresults > 0 ) {
 231                 for (
 232                     $i = 0 ;
 233                     $i < ( ( $numresults < 20 ) ? ($numresults) : (20) ) ;
 234                     $i++
 235                   )
 236                 {
 237                     my $rec = $oResult[$k]->record($i);
 238                     if ($rec) {
 239                         my $marcrecord;
 240                         $marcdata   = $rec->raw();
 241
 242                         my ($charset_result, $charset_errors);
 243                         ($marcrecord, $charset_result, $charset_errors) =
 244                           MarcToUTF8Record($marcdata, C4::Context->preference('marcflavour'), $encoding[$k]);
 245 ####WARNING records coming from Z3950 clients are in various character sets MARC8,UTF8,UNIMARC etc
 246 ## In HEAD i change everything to UTF-8
 247 # In rel2_2 i am not sure what encoding is so no character conversion is done here
 248 ##Add necessary encoding changes to here -TG
 249                         my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, "" );
 250                         $oldbiblio->{isbn}   =~ s/ |-|\.//g,
 251                           $oldbiblio->{issn} =~ s/ |-|\.//g,
 252                           my (
 253                             $notmarcrecord, $alreadyindb, $alreadyinfarm,
 254                             $imported,      $breedingid
 255                           )
 256                           = ImportBreeding( $marcdata, 2, $serverhost[$k], $encoding[$k], $random, 'z3950' );
 257                         my %row_data;
 258                         if ( $i % 2 ) {
 259                             $toggle = 1;
 260                         }
 261                         else {
 262                             $toggle = 0;
 263                         }
 264                         $row_data{toggle}       = $toggle;
 265                         $row_data{server}       = $servername[$k];
 266                         $row_data{isbn}         = $oldbiblio->{isbn};
 267                         $row_data{lccn}         = $oldbiblio->{lccn};
 268                         $row_data{title}        = $oldbiblio->{title};
 269                         $row_data{author}       = $oldbiblio->{author};
 270                         $row_data{breedingid}   = $breedingid;
 271                         $row_data{biblionumber} = $biblionumber;
 272                         push( @breeding_loop, \%row_data );
 273
 274                     } else {
 275                         push(@breeding_loop,{'toggle'=>($i % 2)?1:0,'server'=>$servername[$k],'title'=>join(': ',$oConnection[$k]->error_x()),'breedingid'=>-1,'biblionumber'=>-1});
 276                     } # $rec
 277                 }    # upto 5 results
 278             }    #$numresults
 279         }
 280     }    # if $k !=0
 281     $numberpending = $nremaining - 1;
 282     $template->param(
 283         breeding_loop => \@breeding_loop,
 284         server        => $servername[$k],
 285         numberpending => $numberpending,
 286     );
 287
 288     output_html_with_http_headers $input, $cookie, $template->output if $numberpending == 0;
 289
 290     #   print  $template->output  if $firstresult !=1;
 291     $firstresult++;
 292 }
 293 displayresults();
 294 if ( --$nremaining > 0 ) {
 295         displayresults();
 296     }
 297 }    ## if op=search