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277 lines
9.7 KiB
277 lines
9.7 KiB
#!/usr/bin/perl
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# This is a completely new Z3950 clients search using async ZOOM -TG 02/11/06
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# Copyright 2000-2002 Katipo Communications
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#
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# This file is part of Koha.
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#
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# Koha is free software; you can redistribute it and/or modify it under the
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# terms of the GNU General Public License as published by the Free Software
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# Foundation; either version 2 of the License, or (at your option) any later
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# version.
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#
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# Koha is distributed in the hope that it will be useful, but WITHOUT ANY
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# WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR
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# A PARTICULAR PURPOSE. See the GNU General Public License for more details.
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#
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# You should have received a copy of the GNU General Public License along
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# with Koha; if not, write to the Free Software Foundation, Inc.,
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# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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use strict;
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use CGI;
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use C4::Auth;
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use C4::Output;
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use C4::Biblio;
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use C4::Context;
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use C4::Breeding;
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use C4::Koha;
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use C4::Charset;
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use ZOOM;
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my $input = new CGI;
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my $dbh = C4::Context->dbh;
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my $error = $input->param('error');
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my $biblionumber = $input->param('biblionumber') || 0;
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my $frameworkcode = $input->param('frameworkcode');
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my $title = $input->param('title');
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my $author = $input->param('author');
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my $isbn = $input->param('isbn');
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my $issn = $input->param('issn');
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my $lccn = $input->param('lccn');
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my $subject = $input->param('subject');
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my $dewey = $input->param('dewey');
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my $controlnumber = $input->param('controlnumber');
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my $stdid = $input->param('stdid');
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my $srchany = $input->param('srchany');
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my $random = $input->param('random') || rand(1000000000); # this var is not useful anymore just kept for rel2_2 compatibility
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my $op = $input->param('op');
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my $numberpending;
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my $attr = '';
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my $term;
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my $host;
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my $server;
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my $database;
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my $port;
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my $marcdata;
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my @encoding;
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my @results;
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my $count;
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my $record;
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my $oldbiblio;
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my $errmsg;
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my @serverloop = ();
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my @serverhost;
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my @servername;
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my @breeding_loop = ();
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my $DEBUG = 0; # if set to 1, many debug message are send on syslog.
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my ( $template, $loggedinuser, $cookie ) = get_template_and_user({
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template_name => "cataloguing/z3950_search.tmpl",
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query => $input,
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type => "intranet",
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authnotrequired => 1,
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flagsrequired => { catalogue => 1 },
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debug => 1,
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});
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$template->param( frameworkcode => $frameworkcode, );
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if ( $op ne "do_search" ) {
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my $sth = $dbh->prepare("select id,host,name,checked from z3950servers order by host");
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$sth->execute();
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my $serverloop = $sth->fetchall_arrayref( {} );
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$template->param(
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isbn => $isbn,
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issn => $issn,
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lccn => $lccn,
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title => $title,
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author => $author,
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controlnumber=> $controlnumber,
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stdid => $stdid,
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srchany => $srchany,
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serverloop => $serverloop,
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opsearch => "search",
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biblionumber => $biblionumber,
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);
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output_html_with_http_headers $input, $cookie, $template->output;
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}
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else {
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my @id = $input->param('id');
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my @oConnection;
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my @oResult;
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my @errconn;
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my $s = 0;
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my $query;
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my $nterms;
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if ($isbn || $issn) {
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$term=$isbn if ($isbn);
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$term=$issn if ($issn);
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$query .= " \@or \@attr 1=8 \"$term\" \@attr 1=7 \"$term\" ";
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$nterms++;
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}
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if ($title) {
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utf8::decode($title);
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$query .= " \@attr 1=4 \"$title\" ";
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$nterms++;
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}
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if ($author) {
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utf8::decode($author);
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$query .= " \@attr 1=1003 \"$author\" ";
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$nterms++;
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}
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if ($dewey) {
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$query .= " \@attr 1=16 \"$dewey\" ";
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$nterms++;
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}
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if ($subject) {
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utf8::decode($subject);
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$query .= " \@attr 1=21 \"$subject\" ";
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$nterms++;
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}
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if ($lccn) {
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$query .= " \@attr 1=9 $lccn ";
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$nterms++;
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}
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if ($controlnumber) {
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$query .= " \@attr 1=12 \"$controlnumber\" ";
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$nterms++;
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}
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if ($stdid) {
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$query .= " \@attr 1=1007 \"$stdid\" ";
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$nterms++;
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}
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if ($srchany) {
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$query .= " \@attr 1=1016 \"$srchany\" ";
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$nterms++;
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}
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for my $i (1..$nterms-1) {
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$query = "\@and " . $query;
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}
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warn "query ".$query if $DEBUG;
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foreach my $servid (@id) {
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my $sth = $dbh->prepare("select * from z3950servers where id=?");
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$sth->execute($servid);
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while ( $server = $sth->fetchrow_hashref ) {
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warn "serverinfo ".join(':',%$server) if $DEBUG;
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my $option1 = new ZOOM::Options();
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$option1->option('async' => 1);
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$option1->option('elementSetName', 'F');
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$option1->option('databaseName', $server->{db});
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$option1->option('user', $server->{userid} ) if $server->{userid};
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$option1->option('password', $server->{password}) if $server->{password};
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$option1->option('preferredRecordSyntax', $server->{syntax});
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$oConnection[$s] = create ZOOM::Connection($option1)
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|| $DEBUG
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&& warn( "" . $oConnection[$s]->errmsg() );
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warn( "server data", $server->{name}, $server->{port} ) if $DEBUG;
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$oConnection[$s]->connect( $server->{host}, $server->{port} )
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|| $DEBUG
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&& warn( "" . $oConnection[$s]->errmsg() );
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$serverhost[$s] = $server->{host};
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$servername[$s] = $server->{name};
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$encoding[$s] = ($server->{encoding}?$server->{encoding}:"iso-5426");
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$s++;
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} ## while fetch
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} # foreach
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my $nremaining = $s;
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my $firstresult = 1;
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for ( my $z = 0 ; $z < $s ; $z++ ) {
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warn "doing the search" if $DEBUG;
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$oResult[$z] = $oConnection[$z]->search_pqf($query)
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|| $DEBUG
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&& warn( "somthing went wrong: " . $oConnection[$s]->errmsg() );
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# $oResult[$z] = $oConnection[$z]->search_pqf($query);
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}
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AGAIN:
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my $k;
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my $event;
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while ( ( $k = ZOOM::event( \@oConnection ) ) != 0 ) {
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$event = $oConnection[ $k - 1 ]->last_event();
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warn( "connection ", $k - 1, ": event $event (",
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ZOOM::event_str($event), ")\n" )
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if $DEBUG;
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last if $event == ZOOM::Event::ZEND;
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}
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if ( $k != 0 ) {
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$k--;
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warn $serverhost[$k] if $DEBUG;
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my ( $error, $errmsg, $addinfo, $diagset ) =
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$oConnection[$k]->error_x();
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if ($error) {
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if ($error =~ m/^(10000|10007)$/ ) {
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push(@errconn, {'server' => $serverhost[$k]});
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}
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$DEBUG and warn "$k $serverhost[$k] error $query: $errmsg ($error) $addinfo\n";
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}
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else {
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my $numresults = $oResult[$k]->size();
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my $i;
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my $result = '';
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if ( $numresults > 0 ) {
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for ($i = 0; $i < (($numresults < 20) ? $numresults : 20); $i++) {
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my $rec = $oResult[$k]->record($i);
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if ($rec) {
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my $marcrecord;
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$marcdata = $rec->raw();
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my ($charset_result, $charset_errors);
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($marcrecord, $charset_result, $charset_errors) =
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MarcToUTF8Record($marcdata, C4::Context->preference('marcflavour'), $encoding[$k]);
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####WARNING records coming from Z3950 clients are in various character sets MARC8,UTF8,UNIMARC etc
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## In HEAD i change everything to UTF-8
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# In rel2_2 i am not sure what encoding is so no character conversion is done here
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##Add necessary encoding changes to here -TG
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my $oldbiblio = TransformMarcToKoha( $dbh, $marcrecord, "" );
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$oldbiblio->{isbn} =~ s/ |-|\.//g,
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$oldbiblio->{issn} =~ s/ |-|\.//g,
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my (
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$notmarcrecord, $alreadyindb, $alreadyinfarm,
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$imported, $breedingid
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)
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= ImportBreeding( $marcdata, 2, $serverhost[$k], $encoding[$k], $random, 'z3950' );
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my %row_data;
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$row_data{server} = $servername[$k];
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$row_data{isbn} = $oldbiblio->{isbn};
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$row_data{lccn} = $oldbiblio->{lccn};
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$row_data{title} = $oldbiblio->{title};
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$row_data{author} = $oldbiblio->{author};
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$row_data{date} = $oldbiblio->{copyrightdate};
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$row_data{edition} = $oldbiblio->{editionstatement};
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$row_data{breedingid} = $breedingid;
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$row_data{biblionumber} = $biblionumber;
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push( @breeding_loop, \%row_data );
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} else {
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push(@breeding_loop,{'server'=>$servername[$k],'title'=>join(': ',$oConnection[$k]->error_x()),'breedingid'=>-1,'biblionumber'=>-1});
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} # $rec
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}
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} #$numresults
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}
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} # if $k !=0
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$numberpending = $nremaining - 1;
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$template->param(
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breeding_loop => \@breeding_loop,
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server => $servername[$k],
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numberpending => $numberpending,
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biblionumber => $biblionumber,
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errconn => \@errconn
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);
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output_html_with_http_headers $input, $cookie, $template->output if $numberpending == 0;
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# print $template->output if $firstresult !=1;
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$firstresult++;
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MAYBE_AGAIN:
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if ( --$nremaining > 0 ) {
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goto AGAIN;
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}
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} ## if op=search
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