--- /dev/null
+#!/usr/bin/perl -w
+
+# $Id: irspy.pl,v 1.1 2006-05-18 11:45:16 mike Exp $
+#
+# Run like this:
+# YAZ_LOG=irspy perl -I lib irspy.pl -t "bagel.indexdata.dk/gils z3950.loc.gov:7090/Voyager" localhost:1313/IR-Explain---1
+
+use strict;
+use warnings;
+use Getopt::Std;
+use ZOOM::Pod;
+
+my %opts;
+if (!getopts('t:au', \%opts) || @ARGV != 1) {
+ print STDERR qq[Usage: $0 [options] <IRSpy-database>
+ -t <t1 t2 ...> Space-separated list of targets to check
+ -a Check all targets registered in database
+ -u Update information in database
+];
+ exit 1;
+}
+
+my $targetList = $opts{t};
+my $allTargets = $opts{a};
+if (!$targetList && !$allTargets) {
+ print STDERR "$0: neither -t nor -a specified\n";
+ exit 2;
+}
+
+
+ZOOM::Log::mask_str("irspy");
+sub zlog { ZOOM::Log::log(@_) }
+
+my $dbname = $ARGV[0];
+my $conn = new ZOOM::Connection($dbname)
+ or die "$0: can't connection to IRSpy database 'dbname'";
+zlog("irspy", "starting up with database '$dbname'");
+
+my $query;
+if ($allTargets) {
+ # According to the BIB-1 semantics document at
+ # http://www.loc.gov/z3950/agency/bib1.html
+ # the query
+ # @attr 2=103 @attr 1=1035 x
+ # should find all records. But it seems that Zebra doesn't
+ # support this. Furthermore, when using the "alvis" filter (as we
+ # do for IRSpy) it doesn't support the use of any BIB-1 access
+ # point -- not even 1035 "everywhere" -- so instead we hack
+ # together a search that we know will find all records:
+ $query = "port=?*";
+} else {
+ my @qlist;
+ foreach my $target (split /\s+/, $targetList) {
+ my($host, $port, $db) = ($target =~ /(.*?):(.*?)\/(.*)/);
+ if (!defined $host) {
+ $port = 210;
+ ($host, $db) = ($target =~ /(.*?)\/(.*)/);
+ }
+ die "invalid target string '$target'"
+ if !defined $host;
+ push @qlist, (qq[(host = "$host" and port = "$port" and path="$db")]);
+ }
+ $query = join(" or ", @qlist);
+}
+
+my $rs = $conn->search(new ZOOM::Query::CQL($query));
+print "query is: $query\n";
+print "found ", $rs->size(), " records\n";
+exit;
+
+my $pod = new ZOOM::Pod(@ARGV);
+$pod->option(elementSetName => "b");
+$pod->callback(ZOOM::Event::RECV_SEARCH, \&completed_search);
+$pod->callback(ZOOM::Event::RECV_RECORD, \&got_record);
+#$pod->callback(exception => \&exception_thrown);
+$pod->search_pqf("the");
+my $err = $pod->wait();
+die "$pod->wait() failed with error $err" if $err;
+
+sub completed_search {
+ my($conn, $state, $rs, $event) = @_;
+ print $conn->option("host"), ": found ", $rs->size(), " records\n";
+ $state->{next_to_fetch} = 0;
+ $state->{next_to_show} = 0;
+ request_records($conn, $rs, $state, 2);
+ return 0;
+}
+
+sub got_record {
+ my($conn, $state, $rs, $event) = @_;
+
+ {
+ # Sanity-checking assertions. These should be impossible
+ my $ns = $state->{next_to_show};
+ my $nf = $state->{next_to_fetch};
+ if ($ns > $nf) {
+ die "next_to_show > next_to_fetch ($ns > $nf)";
+ } elsif ($ns == $nf) {
+ die "next_to_show == next_to_fetch ($ns)";
+ }
+ }
+
+ my $i = $state->{next_to_show}++;
+ my $rec = $rs->record($i);
+ print $conn->option("host"), ": record $i is ", render_record($rec), "\n";
+ request_records($conn, $rs, $state, 3)
+ if $i == $state->{next_to_fetch}-1;
+
+ return 0;
+}
+
+sub exception_thrown {
+ my($conn, $state, $rs, $exception) = @_;
+ print "Uh-oh! $exception\n";
+ return 0;
+}
+
+sub request_records {
+ my($conn, $rs, $state, $count) = @_;
+
+ my $i = $state->{next_to_fetch};
+ ZOOM::Log::log("irspy", "requesting $count records from $i");
+ $rs->records($i, $count, 0);
+ $state->{next_to_fetch} += $count;
+}
+
+sub render_record {
+ my($rec) = @_;
+
+ return "undefined" if !defined $rec;
+ return "'" . $rec->render() . "'";
+}