#!/usr/bin/perl
# $File: //depot/OurNet-Query/bin/sitequery $ $Author: autrijus $
# $Revision: #3 $ $Change: 1923 $ $DateTime: 2001/09/28 15:12:04 $

$VERSION = '0.03';
$REVISION = "rev$1\[\@$2\]" 
    if ('$Revision: #3 $ $Change: 1923 $' =~ /(\d+)[^\d]+(\d+)/);

=head1 NAME

sitequery - Query multiple sites in parallel

=head1 SYNOPSIS

B<sitequery> S<[ I<site1> I<site2>... ]> I<querystring>

=head1 DESCRIPTION

This script queries the specified sites (defaults to google) for a
given query string. To see it in action, try this:

    % sitequery perl

=cut

use strict;
use OurNet::Query;

my %found;

unless (@ARGV) {
    die << ".";

Site Query v$main::VERSION-$main::REVISION

Usage: $0 [site1 site2...] <querystring>

Copyright 2001 by Autrijus Tang <autrijus\@autrijus.org>.

This program is free software; you can redistribute it and/or
modify it under the same terms as Perl itself.

See <http://www.perl.com/perl/misc/Artistic.html>.

.
}

exec('perldoc', $0) if $ARGV[0] eq '-h';

my $query = OurNet::Query->new(pop(@ARGV), 10, @ARGV ? @ARGV : 'google');
$query->begin(\&callback, 30); # Timeout after 30 seconds

sub callback {
    local $^W;

    my %entry = @_;
    my $entry = \%entry;

    unless ($found{$entry{url}}++) {
	print "[$entry->{title}]\n=> $entry->{url}\n";
    }
}

__END__

=head1 SEE ALSO

L<OurNet::Query>, L<OurNet::Site>

=head1 AUTHORS

Autrijus Tang E<lt>autrijus@autrijus.org>

=head1 COPYRIGHT

Copyright 2001 by Autrijus Tang E<lt>autrijus@autrijus.org>.

All rights reserved.  You can redistribute and/or modify
this module under the same terms as Perl itself.

=cut