use Net::XMPP;
use strict;
 
if ($#ARGV < 4)
{
    print "\nperl client.pl <server> <port> <username> <password> <resource> \n\n";
    exit(0);
}
 
my $server = $ARGV[0];
my $port = $ARGV[1];
my $username = $ARGV[2];
my $password = $ARGV[3];
my $resource = $ARGV[4];
 
 
$SIG{HUP} = \&Stop;
$SIG{KILL} = \&Stop;
$SIG{TERM} = \&Stop;
$SIG{INT} = \&Stop;
 
my $Connection = new Net::XMPP::Client();
 
$Connection->SetCallBacks(message=>\&InMessage,
                          presence=>\&InPresence,
                          iq=>\&InIQ);
 
my $status = $Connection->Connect(hostname=>$server,
                                  port=>$port);
 
if (!(defined($status)))
{
    print "ERROR:  Jabber server is down or connection was not allowed.\n";
    print "        ($!)\n";
    exit(0);
}
 
my @result = $Connection->AuthSend(username=>$username,
                                   password=>$password,
                                   resource=>$resource);
 
if ($result[0] ne "ok")
{
    print "ERROR: Authorization failed: $result[0] - $result[1]\n";
    exit(0);
}
 
print "Logged in to $server:$port...\n";
 
$Connection->RosterGet();
 
print "Getting Roster to tell server to send presence info...\n";
 
$Connection->PresenceSend();
 
print "Sending presence to tell world that we are logged in...\n";

while(defined($Connection->Process())) { }
 
print "ERROR: The connection was killed...\n";
 
exit(0);
 
 
sub Stop
{
    print "Exiting...\n";
    $Connection->Disconnect();
    exit(0);
}
 
 
sub InMessage
{
    my $sid = shift;
    my $message = shift;
     
    my $type = $message->GetType();
    my $fromJID = $message->GetFrom("jid");
     
    my $from = $fromJID->GetUserID();
    my $resource = $fromJID->GetResource();
    my $subject = $message->GetSubject();
    my $body = $message->GetBody();
    print "===\n";
    print "Message ($type)\n";
    print "  From: $from ($resource)\n";
    print "  Subject: $subject\n";
    print "  Body: $body\n";
    print "===\n";
    print $message->GetXML(),"\n";
    print "===\n";
}
 
 
sub InIQ
{
    my $sid = shift;
    my $iq = shift;
     
    my $from = $iq->GetFrom();
    my $type = $iq->GetType();
    my $query = $iq->GetQuery();
    my $xmlns = $query->GetXMLNS();
    print "===\n";
    print "IQ\n";
    print "  From $from\n";
    print "  Type: $type\n";
    print "  XMLNS: $xmlns";
    print "===\n";
    print $iq->GetXML(),"\n";
    print "===\n";
}
 
sub InPresence
{
    my $sid = shift;
    my $presence = shift;
     
    my $from = $presence->GetFrom();
    my $type = $presence->GetType();
    my $status = $presence->GetStatus();
    print "===\n";
    print "Presence\n";
    print "  From $from\n";
    print "  Type: $type\n";
    print "  Status: $status\n";
    print "===\n";
    print $presence->GetXML(),"\n";
    print "===\n";
}

##</code><code>##

while(defined($Connection->Process())) { }