X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;f=perl%2FDXProt.pm;h=ee8c4aa9ef4d03e97fdfe0894e431f036ccb912c;hb=b9442c2b0652357a867dc29ebb51c36a73e7f8dd;hp=a6982f1f2bf53a47025e22200556f58c7ba39522;hpb=26622cd57a1f5b29f9e22092cd4149c9a1e30dc6;p=spider.git

diff --git a/perl/DXProt.pm b/perl/DXProt.pm
index a6982f1f..ee8c4aa9 100644
--- a/perl/DXProt.pm
+++ b/perl/DXProt.pm
@@ -28,16 +28,22 @@ use Local;
 use Carp;
 
 use strict;
-use vars qw($me $pc11_max_age $pc11_dup_age $pc23_dup_age 
-			%spotdup %wwvdup $last_hour %pings %rcmds 
-			%nodehops @baddx $baddxfn);
+use vars qw($me $pc11_max_age $pc23_max_age $pc11_dup_age $pc23_dup_age
+			%spotdup %wwvdup $last_hour %pings %rcmds
+			%nodehops @baddx $baddxfn $pc12_dup_age
+			%anndup $allowzero $pc12_dup_lth $decode_dk0wcy);
 
 $me = undef;					# the channel id for this cluster
+$decode_dk0wcy = undef;			# if set use this callsign to decode announces from the EU WWV data beacon
 $pc11_max_age = 1*3600;			# the maximum age for an incoming 'real-time' pc11
+$pc23_max_age = 1*3600;			# the maximum age for an incoming 'real-time' pc23
 $pc11_dup_age = 24*3600;		# the maximum time to keep the spot dup list for
 $pc23_dup_age = 24*3600;		# the maximum time to keep the wwv dup list for
+$pc12_dup_age = 12*3600;		# the maximum time to keep the ann dup list for
+$pc12_dup_lth = 72;				# the length of ANN text to save for deduping 
 %spotdup = ();				    # the pc11 and 26 dup hash 
-%wwvdup = ();				    # the pc23 and 27 dup hash 
+%wwvdup = ();				    # the pc23 and 27 dup hash
+%anndup = ();                               # the PC12 dup hash
 $last_hour = time;				# last time I did an hourly periodic update
 %pings = ();                    # outstanding ping requests outbound
 %rcmds = ();                    # outstanding rcmd requests outbound
@@ -108,13 +114,14 @@ sub start
 	$self->{consort} = $line;	# save the connection type
 	$self->{here} = 1;
 
-	# get the filters
-	$self->{spotfilter} = Filter::read_in('spots', $call);
-	$self->{wwvfilter} = Filter::read_in('wwv', $call);
-	$self->{annfilter} = Filter::read_in('ann', $call);
+	# get the INPUT filters (these only pertain to Clusters)
+	$self->{inspotfilter} = Filter::read_in('spots', $call, 1);
+	$self->{inwwvfilter} = Filter::read_in('wwv', $call, 1);
+	$self->{inannfilter} = Filter::read_in('ann', $call, 1);
 	
-	# set unbuffered
+	# set unbuffered and no echo
 	$self->send_now('B',"0");
+	$self->send_now('E',"0");
 	
 	# send initialisation string
 	if (!$self->{outbound}) {
@@ -145,7 +152,13 @@ sub normal
 	my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
 	return unless $pcno;
 	return if $pcno < 10 || $pcno > 51;
-	
+
+	# dump bad protocol messages unless it is a PC29
+	if ($line =~ /\%[0-9A-F][0-9A-F]/o && $pcno != 29) {
+		dbg('chan', "CORRUPT protocol message - dumped");
+		return;
+	}
+
 	# local processing 1
 	my $pcr;
 	eval {
@@ -174,9 +187,20 @@ sub normal
 		}
 		
 		if ($pcno == 11 || $pcno == 26) { # dx spot
+
+			# route 'foreign' pc26s 
+			if ($pcno == 26) {
+				if ($field[7] ne $main::mycall) {
+					route($field[7], $line);
+					return;
+				}
+			}
 			
 			# if this is a 'nodx' node then ignore it
-			last SWITCH if grep $field[7] =~ /^$_/,  @DXProt::nodx_node;
+			if (grep $field[7] =~ /^$_/,  @DXProt::nodx_node) {
+				dbg('chan', "Bad DXNode, dropped");
+				return;
+			}
 			
 			# convert the date to a unix date
 			my $d = cltounix($field[3], $field[4]);
@@ -191,7 +215,7 @@ sub normal
 			
 			# store it away
 			my $spotter = $field[6];
-			$spotter =~ s/-\d+$//o;	# strip off the ssid from the spotter
+			$spotter =~ s/-[\@\d]+$//o;	# strip off the ssid from the spotter
 			
 			# do some de-duping
 			my $freq = $field[1] - 0;
@@ -208,6 +232,12 @@ sub normal
 				dbg('chan', "Bad DX spot, ignored");
 				return;
 			}
+
+			# are any of the crucial fields invalid?
+            if ($field[2] =~ /[a-z]/ || $field[6] =~ /[a-z]/ || $field[7] =~ /[a-z]/) {
+				dbg('chan', "Spot contains lower case callsigns, rejected");
+				return;
+			}
 			
 			my @spot = Spot::add($freq, $field[2], $d, $text, $spotter, $field[7]);
 
@@ -230,76 +260,45 @@ sub normal
 			return if $pcno == 26;
 
 			# send out the filtered spots
-			my @dxchan = get_all_ak1a();
-			my $dxchan;
-	
-			# send it if it isn't the except list and isn't isolated and still has a hop count
-			# taking into account filtering and so on
-			foreach $dxchan (@dxchan) {
-				next if $dxchan == $self;
-				my $routeit;
-				my ($filter, $hops) = Filter::it($dxchan->{spotfilter}, @spot, $self->{call} ) if $dxchan->{spotfilter};
-				if ($hops) {
-					$routeit = $line;
-					$routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
-				} else {
-					$routeit = adjust_hops($dxchan, $line);  # adjust its hop count by node name
-					next unless $routeit;
-				}
-				if ($filter) {
-					$dxchan->send($routeit) if $routeit;
-				} else {
-					$dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
-				}					
-			}
-
-			# send orf to the users
-			if (@spot) {
-				my $buf = Spot::formatb($field[1], $field[2], $d, $text, $spotter);
-				broadcast_users("$buf\a\a", 'dx', $spot[0]);
-			}
-
+			send_dx_spot($self, $line, @spot) if @spot;
 			return;
 		}
 		
 		if ($pcno == 12) {		# announces
+			# announce duplicate checking
+			my $text = substr(uc unpad($field[3]), 0, $pc12_dup_lth);
+			my $dupkey = $field[1].$field[2].$text.$field[4].$field[6];
+			if ($anndup{$dupkey}) {
+				dbg('chan', "Duplicate Announce ignored\n");
+				return;
+			}
+			$anndup{$dupkey} = $main::systime;
 			
 			if ($field[2] eq '*' || $field[2] eq $main::mycall) {
 				
-				# strip leading and trailing stuff
-				my $text = unpad($field[3]);
-				my $target;
-				my $to = 'To ';
-				my @list;
-				
-				if ($field[4] eq '*') {	# sysops
-					$target = "SYSOP";
-					@list = map { $_->priv >= 5 ? $_ : () } get_all_users();
-				} elsif ($field[4] gt ' ') { # speciality list handling
-					my ($name) = split /\./, $field[4]; 
-					$target = "$name"; # put the rest in later (if bothered) 
-				} 
-				
-				if ($field[6] eq '1') {
-					$target = "WX"; 
-					$to = '';
+				# global ann filtering on INPUT
+				if ($self->{inannfilter}) {
+					my ($filter, $hops) = Filter::it($self->{inannfilter}, @field[1..6], $self->{call} );
+					unless ($filter) {
+						dbg('chan', "Rejected by filter");
+						return;
+					}
 				}
-				$target = "All" if !$target;
+
+				# send it
+				$self->send_announce($line, @field[1..6]);
 				
-				if (@list > 0) {
-					broadcast_list("$to$target de $field[1]: $text", 'ann', undef, @list);
-				} else {
-					broadcast_users("$target de $field[1]: $text", 'ann', undef);
+				if ($decode_dk0wcy && $field[1] eq $decode_dk0wcy) {
+					my ($hour, $k, $next, $a, $r, $sfi, $alarm) = $field[3] =~ /^Aurora Beacon\s+(\d+)UTC,\s+Kiel\s+K=(\d+),.*ed\s+K=(\d+),\s+A=(\d+),\s+R=(\d+),\s+SFI=(\d+),.*larm:\s+(\w+)/;
+					$alarm = ($alarm =~ /^Y/i) ? ', Aurora in DE' : ''; 
+					my $wwv = Geomag::update($main::systime, $hour, $sfi, $a, $k, "R=$r, Next K=$next$alarm", $decode_dk0wcy, $field[5], $r);
 				}
-				Log('ann', $target, $field[1], $text);
 				
-				return if $field[2] eq $main::mycall; # it's routed to me
 			} else {
 				route($field[2], $line);
-				return;			# only on a routed one
 			}
 			
-			last SWITCH;
+			return;
 		}
 		
 		if ($pcno == 13) {
@@ -314,8 +313,17 @@ sub normal
 		
 		if ($pcno == 16) {		# add a user
 			my $node = DXCluster->get_exact($field[1]); 
-			last SWITCH if !$node; # ignore if havn't seen a PC19 for this one yet
-			last SWITCH unless $node->isa('DXNode');
+			return unless $node; # ignore if havn't seen a PC19 for this one yet
+			return unless $node->isa('DXNode');
+			if ($node->dxchan != $self) {
+				dbg('chan', "LOOP: $field[1] came in on wrong channel");
+				return;
+			}
+			my $dxchan;
+			if (($dxchan = DXChannel->get($field[1])) && $dxchan != $self) {
+				dbg('chan', "LOOP: $field[1] connected locally");
+				return;
+			}
 			my $i;
 			
 			
@@ -335,7 +343,7 @@ sub normal
 				$user = DXUser->new($call) if !$user;
 				$user->homenode($node->call) if !$user->homenode;
 				$user->node($node->call);
-				$user->lastin($main::systime);
+				$user->lastin($main::systime) unless DXChannel->get($call);
 				$user->put;
 			}
 			
@@ -345,38 +353,75 @@ sub normal
 		}
 		
 		if ($pcno == 17) {		# remove a user
-			
+			my $node = DXCluster->get_exact($field[2]);
+			return unless $node;
+			return unless $node->isa('DXNode');
+			if ($node->dxchan != $self) {
+				dbg('chan', "LOOP: $field[2] came in on wrong channel");
+				return;
+			}
+			my $dxchan;
+			if (($dxchan = DXChannel->get($field[2])) && $dxchan != $self) {
+				dbg('chan', "LOOP: $field[2] connected locally");
+				return;
+			}
 			my $ref = DXCluster->get_exact($field[1]);
 			$ref->del() if $ref;
 			last SWITCH;
 		}
 		
 		if ($pcno == 18) {		# link request
+			$self->state('init');	
+
+			# first clear out any nodes on this dxchannel
+			my @gonenodes = map { $_->dxchan == $self ? $_ : () } DXNode::get_all();
+			foreach my $node (@gonenodes) {
+				next if $node->dxchan == $DXProt::me;
+				broadcast_ak1a(pc21($node->call, 'Gone, re-init') , $self) unless $self->{isolate}; 
+				$node->del();
+			}
 			$self->send_local_config();
 			$self->send(pc20());
-			$self->state('init');	
 			return;             # we don't pass these on
 		}
 		
 		if ($pcno == 19) {		# incoming cluster list
 			my $i;
+			my $newline = "PC19^";
 			for ($i = 1; $i < $#field-1; $i += 4) {
 				my $here = $field[$i];
 				my $call = uc $field[$i+1];
-				my $confmode = $field[$i+2] eq '*';
+				my $confmode = $field[$i+2];
 				my $ver = $field[$i+3];
+
+				$ver = 5400 if !$ver && $allowzero;
 				
 				# now check the call over
-				next if DXCluster->get_exact($call); # we already have this
+				my $node = DXCluster->get_exact($call);
+				if ($node) {
+					my $dxchan;
+					if (($dxchan = DXChannel->get($call)) && $dxchan != $self) {
+						dbg('chan', "LOOP: $call connected locally");
+					}
+				    if ($node->dxchan != $self) {
+						dbg('chan', "LOOP: $call come in on wrong channel");
+						next;
+					}
+					dbg('chan', "already have $call");
+					next;
+				}
 				
 				# check for sane parameters
 				next if $ver < 5000; # only works with version 5 software
 				next if length $call < 3; # min 3 letter callsigns
+
+				# add it to the nodes table and outgoing line
+				$newline .= "$here^$call^$confmode^$ver^";
 				DXNode->new($self, $call, $confmode, $here, $ver);
 				
 				# unbusy and stop and outgoing mail (ie if somehow we receive another PC19 without a disconnect)
 				my $mref = DXMsg::get_busy($call);
-				$mref->stop_msg($self) if $mref;
+				$mref->stop_msg($call) if $mref;
 				
 				# add this station to the user database, if required (don't remove SSID from nodes)
 				my $user = DXUser->get_current($call);
@@ -388,12 +433,15 @@ sub normal
 					$user->homenode($call);
 					$user->node($call);
 				}
-				$user->lastin($main::systime);
+				$user->lastin($main::systime) unless DXChannel->get($call);
 				$user->put;
 			}
 			
-			# queue up any messages
-			DXMsg::queue_msg(0) if $self->state eq 'normal';
+			return if $newline eq "PC19^";
+
+			# add hop count 
+			$newline .=  get_hops(19) . "^";
+			$line = $newline;
 			last SWITCH;
 		}
 		
@@ -401,63 +449,81 @@ sub normal
 			$self->send_local_config();
 			$self->send(pc22());
 			$self->state('normal');
-			
-			# queue mail
-			DXMsg::queue_msg(0);
-
 			return;
 		}
 		
 		if ($pcno == 21) {		# delete a cluster from the list
 			my $call = uc $field[1];
 			if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
-				my $ref = DXCluster->get_exact($call);
-				$ref->del() if $ref;
+				my $node = DXCluster->get_exact($call);
+				if ($node) {
+					if ($node->dxchan != $self) {
+						dbg('chan', "LOOP: $call come in on wrong channel");
+						return;
+					}
+					my $dxchan;
+					if (($dxchan = DXChannel->get($call)) && $dxchan != $self) {
+						dbg('chan', "LOOP: $call connected locally");
+						return;
+					}
+					$node->del();
+				} else {
+					dbg('chan', "$call not in table, dropped");
+					return;
+				}
 			}
 			last SWITCH;
 		}
 		
 		if ($pcno == 22) {
 			$self->state('normal');
-			
-			# queue mail
-			DXMsg::queue_msg(0);
 			return;
 		}
-		
+				
 		if ($pcno == 23 || $pcno == 27) { # WWV info
+			
+			# route 'foreign' pc27s 
+			if ($pcno == 27) {
+				if ($field[8] ne $main::mycall) {
+					route($field[8], $line);
+					return;
+				}
+			}
+
 			# do some de-duping
 			my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
 			my $sfi = unpad($field[3]);
 			my $k = unpad($field[4]);
 			my $i = unpad($field[5]);
+			my ($r) = $field[6] =~ /R=(\d+)/;
+			$r = 0 unless $r;
 			my $dupkey = "$d.$sfi$k$i";
 			if ($wwvdup{$dupkey}) {
 				dbg('chan', "Dup WWV Spot ignored\n");
 				return;
 			}
-			if ($d > $main::systime + 900 || $field[2] < 0 || $field[2] > 23) {
+			if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 900 || $field[2] < 0 || $field[2] > 23) {
 				dbg('chan', "WWV Date ($field[1] $field[2]) out of range");
 				return;
 			}
 			$wwvdup{$dupkey} = $d;
 			$field[6] =~ s/-\d+$//o;            # remove spotter's ssid
 		
-			my $wwv = Geomag::update($d, $field[2], $sfi, $k, $i, @field[6..$#field]);
+			my $wwv = Geomag::update($d, $field[2], $sfi, $k, $i, @field[6..8], $r);
 
-			my $r;
+			my $rep;
 			eval {
-				$r = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..$#field]);
+				$rep = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..8], $r);
 			};
 #			dbg('local', "Local::wwv2 error $@") if $@;
-			return if $r;
+			return if $rep;
 
 			# DON'T be silly and send on PC27s!
 			return if $pcno == 27;
 
-			# broadcast to the eager users
-			broadcast_users("WWV de $field[7] <$field[2]>:   SFI=$sfi, A=$k, K=$i, $field[6]", 'wwv', $wwv );
-			last SWITCH;
+			# broadcast to the eager world
+			send_wwv_spot($self, $line, $d, $field[2], $sfi, $k, $i, @field[6..8]);
+			return;
 		}
 		
 		if ($pcno == 24) {		# set here status
@@ -468,8 +534,12 @@ sub normal
 		}
 		
 		if ($pcno == 25) {      # merge request
-			unless ($field[1] eq $main::mycall) {
-				dbg('chan', "merge request to $field[1] from $field[2] ignored");
+			if ($field[1] ne $main::mycall) {
+				route($field[1], $line);
+				return;
+			}
+			if ($field[2] eq $main::mycall) {
+				dbg('chan', "Trying to merge to myself, ignored");
 				return;
 			}
 
@@ -477,10 +547,10 @@ sub normal
 			
 			# spots
 			if ($field[3] > 0) {
-				my @in = reverse Spot::search(1, undef, undef, 0, $field[3]-1);
+				my @in = reverse Spot::search(1, undef, undef, 0, $field[3]);
 				my $in;
 				foreach $in (@in) {
-					$self->send(pc26(@{$in}[0..4], $in->[7]));
+					$self->send(pc26(@{$in}[0..4], $field[2]));
 				}
 			}
 
@@ -489,34 +559,44 @@ sub normal
 				my @in = reverse Geomag::search(0, $field[4], time, 1);
 				my $in;
 				foreach $in (@in) {
-					$self->send(pc27(@{$in}));
+					$self->send(pc27(@{$in}[0..5], $field[2]));
 				}
 			}
 			return;
 		}
-		
+
 		if (($pcno >= 28 && $pcno <= 33) || $pcno == 40 || $pcno == 42 || $pcno == 49) { # mail/file handling
-			DXMsg::process($self, $line);
+			if ($pcno == 49 || $field[1] eq $main::mycall) {
+				DXMsg::process($self, $line);
+			} else {
+				route($field[1], $line);
+			}
 			return;
 		}
 		
 		if ($pcno == 34 || $pcno == 36) { # remote commands (incoming)
 			if ($field[1] eq $main::mycall) {
 				my $ref = DXUser->get_current($field[2]);
+				my $cref = DXCluster->get($field[2]);
 				Log('rcmd', 'in', $ref->{priv}, $field[2], $field[3]);
-				unless ($field[3] =~ /rcmd/i) {    # not allowed to relay RCMDS!
+				unless ($field[3] =~ /rcmd/i || !$cref || !$ref || $cref->mynode->call ne $ref->homenode) {    # not allowed to relay RCMDS!
 					if ($ref->{priv}) {	# you have to have SOME privilege, the commands have further filtering
 						$self->{remotecmd} = 1; # for the benefit of any command that needs to know
+						my $oldpriv = $self->{priv};
+						$self->{priv} = $ref->{priv};     # assume the user's privilege level
 						my @in = (DXCommandmode::run_cmd($self, $field[3]));
+						$self->{priv} = $oldpriv;
 						for (@in) {
 							s/\s*$//og;
 							$self->send(pc35($main::mycall, $field[2], "$main::mycall:$_"));
 							Log('rcmd', 'out', $field[2], $_);
 						}
 						delete $self->{remotecmd};
+					} else {
+						$self->send(pc35($main::mycall, $field[2], "$main::mycall:sorry...!"));
 					}
 				} else {
-					$self->send(pc35($main::mycall, $field[2], "$main::mycall:Tut tut tut...!"));
+					$self->send(pc35($main::mycall, $field[2], "$main::mycall:your attempt is logged, Tut tut tut...!"));
 				}
 			} else {
 				route($field[1], $line);
@@ -538,10 +618,8 @@ sub normal
 			return;
 		}
 		
-		if ($pcno == 37) {
-			last SWITCH;
-		}
-		
+		# for pc 37 see 44 onwards
+
 		if ($pcno == 38) {		# node connected list from neighbour
 			return;
 		}
@@ -578,25 +656,22 @@ sub normal
 		if ($pcno == 43) {
 			last SWITCH;
 		}
-		if ($pcno == 44) {
-			last SWITCH;
-		}
-		if ($pcno == 45) {
-			last SWITCH;
-		}
-		if ($pcno == 46) {
-			last SWITCH;
-		}
-		if ($pcno == 47) {
-			last SWITCH;
-		}
-		if ($pcno == 48) {
-			last SWITCH;
+		if ($pcno == 37 || $pcno == 44 || $pcno == 45 || $pcno == 46 || $pcno == 47) {
+			if ($field[1] eq $main::mycall) {
+				;
+			} else {
+				route($field[1], $line);
+			}
+			return;
 		}
 		
 		if ($pcno == 50) {		# keep alive/user list
-			my $ref = DXCluster->get_exact($field[1]);
-			$ref->update_users($field[2]) if $ref;			
+			my $node = DXCluster->get_exact($field[1]);
+			if ($node) {
+				return unless $node->isa('DXNode');
+				return unless $node->dxchan == $self;
+				$node->update_users($field[2]);
+			}
 			last SWITCH;
 		}
 		
@@ -671,6 +746,10 @@ sub process
 		while (($key, $val) = each %wwvdup) {
 			delete $wwvdup{$key} if $val < $cutoff;
 		}
+		$cutoff = $main::systime - $pc12_dup_age;
+		while (($key, $val) = each %anndup) {
+			delete $anndup{$key} if $val < $cutoff;
+		}
 		$last_hour = $main::systime;
 	}
 }
@@ -686,7 +765,7 @@ sub finish
 	
 	# unbusy and stop and outgoing mail
 	my $mref = DXMsg::get_busy($call);
-	$mref->stop_msg($self) if $mref;
+	$mref->stop_msg($call) if $mref;
 	
 	# broadcast to all other nodes that all the nodes connected to via me are gone
 	my @gonenodes = map { $_->dxchan == $self ? $_ : () } DXNode::get_all();
@@ -702,7 +781,7 @@ sub finish
 	delete $pings{$call};
 	
 	# now broadcast to all other ak1a nodes that I have gone
-	broadcast_ak1a(pc21($call, 'Gone.'), $self);
+	broadcast_ak1a(pc21($call, 'Gone.'), $self) unless $self->{isolate};
 	
 	Log('DXProt', $call . " Disconnected");
 	$ref->del() if $ref;
@@ -711,33 +790,190 @@ sub finish
 #
 # some active measures
 #
+sub send_dx_spot
+{
+	my $self = shift;
+	my $line = shift;
+	my @dxchan = DXChannel->get_all();
+	my $dxchan;
+	
+	# send it if it isn't the except list and isn't isolated and still has a hop count
+	# taking into account filtering and so on
+	foreach $dxchan (@dxchan) {
+		my $routeit;
+		my ($filter, $hops);
+
+		if ($dxchan->{spotfilter}) {
+		    ($filter, $hops) = Filter::it($dxchan->{spotfilter}, @_, $self->{call} );
+			next unless $filter;
+		}
+		
+		if ($dxchan->is_ak1a) {
+			next if $dxchan == $self;
+			if ($hops) {
+				$routeit = $line;
+				$routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
+			} else {
+				$routeit = adjust_hops($dxchan, $line);  # adjust its hop count by node name
+				next unless $routeit;
+			}
+			if ($filter) {
+				$dxchan->send($routeit) if $routeit;
+			} else {
+				$dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
+			}
+		} elsif ($dxchan->is_user && $dxchan->{dx}) {
+			my $buf = Spot::formatb($_[0], $_[1], $_[2], $_[3], $_[4]);
+			$buf .= "\a\a" if $dxchan->{beep};
+			if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'convers') {
+				$dxchan->send($buf);
+			} else {
+				$dxchan->delay($buf);
+			}
+		}					
+	}
+}
+
+sub send_wwv_spot
+{
+	my $self = shift;
+	my $line = shift;
+	my @dxchan = DXChannel->get_all();
+	my $dxchan;
+	
+	# send it if it isn't the except list and isn't isolated and still has a hop count
+	# taking into account filtering and so on
+	foreach $dxchan (@dxchan) {
+		my $routeit;
+		my ($filter, $hops);
+
+		if ($dxchan->{spotfilter}) {
+			 ($filter, $hops) = Filter::it($dxchan->{wwvfilter}, @_, $self->{call} );
+			 next unless $filter;
+		}
+		if ($dxchan->is_ak1a) {
+			next if $dxchan == $self;
+			if ($hops) {
+				$routeit = $line;
+				$routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
+			} else {
+				$routeit = adjust_hops($dxchan, $line);  # adjust its hop count by node name
+				next unless $routeit;
+			}
+			if ($filter) {
+				$dxchan->send($routeit) if $routeit;
+			} else {
+				$dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
+				
+			}
+		} elsif ($dxchan->is_user && $dxchan->{wwv}) {
+			my $buf = "WWV de $_[6] <$_[1]>:   SFI=$_[2], A=$_[3], K=$_[4], $_[5]";
+			$buf .= "\a\a" if $dxchan->{beep};
+			if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'convers') {
+				$dxchan->send($buf);
+			} else {
+				$dxchan->delay($buf);
+			}
+		}					
+	}
+}
+
+# send an announce
+sub send_announce
+{
+	my $self = shift;
+	my $line = shift;
+	my @dxchan = DXChannel->get_all();
+	my $dxchan;
+	my $text = unpad($_[2]);
+	my $target;
+	my $to = 'To ';
+				
+	if ($_[3] eq '*') {	# sysops
+		$target = "SYSOP";
+	} elsif ($_[3] gt ' ') { # speciality list handling
+		my ($name) = split /\./, $_[3]; 
+		$target = "$name"; # put the rest in later (if bothered) 
+	} 
+	
+	if ($_[5] eq '1') {
+		$target = "WX"; 
+		$to = '';
+	}
+	$target = "All" if !$target;
+	
+	Log('ann', $target, $_[0], $text);
+
+	# send it if it isn't the except list and isn't isolated and still has a hop count
+	# taking into account filtering and so on
+	foreach $dxchan (@dxchan) {
+		my $routeit;
+		my ($filter, $hops);
+
+		if ($dxchan->{annfilter}) {
+			($filter, $hops) = Filter::it($dxchan->{annfilter}, @_, $self->{call} );
+			next unless $filter;
+		} 
+		if ($dxchan->is_ak1a && $_[1] ne $main::mycall) {  # i.e not specifically routed to me
+			next if $dxchan == $self;
+			if ($hops) {
+				$routeit = $line;
+				$routeit =~ s/\^H\d+\^\~$/\^H$hops\^\~/;
+			} else {
+				$routeit = adjust_hops($dxchan, $line);  # adjust its hop count by node name
+				next unless $routeit;
+			}
+			if ($filter) {
+				$dxchan->send($routeit) if $routeit;
+			} else {
+				$dxchan->send($routeit) unless $dxchan->{isolate} || $self->{isolate};
+				
+			}
+		} elsif ($dxchan->is_user && $dxchan->{ann}) {
+			next if $target eq 'SYSOP' && $dxchan->{priv} < 5;
+			my $buf = "$to$target de $_[0]: $text";
+			$buf .= "\a\a" if $dxchan->{beep};
+			if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'convers') {
+				$dxchan->send($buf);
+			} else {
+				$dxchan->delay($buf);
+			}
+		}					
+	}
+}
 
 sub send_local_config
 {
 	my $self = shift;
 	my $n;
 	my @nodes;
-	
+	my @localnodes;
+	my @remotenodes;
+		
 	# send our nodes
 	if ($self->{isolate}) {
-		@nodes = (DXCluster->get_exact($main::mycall));
+		@localnodes = (DXCluster->get_exact($main::mycall));
 	} else {
 		# create a list of all the nodes that are not connected to this connection
 		# and are not themselves isolated, this to make sure that isolated nodes
         # don't appear outside of this node
-		@nodes = DXNode::get_all(); 
-		@nodes = grep { $_->dxchan != $self } @nodes;
-		@nodes = grep { !($_->dxchan && $_->dxchan->isolate) } @nodes;
+		@nodes = DXNode::get_all();
+		@nodes = grep { $_->{call} ne $main::mycall } @nodes;
+		@nodes = grep { $_->dxchan != $self } @nodes if @nodes;
+		@nodes = grep { !$_->dxchan->{isolate} } @nodes if @nodes;
+		@localnodes = grep { $_->dxchan->{call} eq $_->{call} } @nodes if @nodes;
+		unshift @localnodes, DXCluster->get_exact($main::mycall);
+		@remotenodes = grep { $_->dxchan->{call} ne $_->{call} } @nodes if @nodes;
 	}
 
-	my @s = $me->pc19(@nodes);
+	my @s = $me->pc19(@localnodes, @remotenodes);
 	for (@s) {
 		my $routeit = adjust_hops($self, $_);
 		$self->send($routeit) if $routeit;
 	}
 	
 	# get all the users connected on the above nodes and send them out
-	foreach $n (@nodes) {
+	foreach $n (@localnodes, @remotenodes) {
 		my @users = values %{$n->list};
 		my @s = pc16($n, @users);
 		for (@s) {
@@ -768,7 +1004,8 @@ sub route
 	}
 }
 
-# broadcast a message to all clusters [except those mentioned after buffer]
+# broadcast a message to all clusters taking into account isolation
+# [except those mentioned after buffer]
 sub broadcast_ak1a
 {
 	my $s = shift;				# the line to be rebroadcast
@@ -784,6 +1021,23 @@ sub broadcast_ak1a
 	}
 }
 
+# broadcast a message to all clusters ignoring isolation
+# [except those mentioned after buffer]
+sub broadcast_all_ak1a
+{
+	my $s = shift;				# the line to be rebroadcast
+	my @except = @_;			# to all channels EXCEPT these (dxchannel refs)
+	my @dxchan = get_all_ak1a();
+	my $dxchan;
+	
+	# send it if it isn't the except list and isn't isolated and still has a hop count
+	foreach $dxchan (@dxchan) {
+		next if grep $dxchan == $_, @except;
+		my $routeit = adjust_hops($dxchan, $s);      # adjust its hop count by node name
+		$dxchan->send($routeit);
+	}
+}
+
 # broadcast to all users
 # storing the spot or whatever until it is in a state to receive it
 sub broadcast_users
@@ -877,7 +1131,7 @@ sub get_all_user_calls
 
 sub get_hops
 {
-	my ($pcno) = @_;
+	my $pcno = shift;
 	my $hops = $DXProt::hopcount{$pcno};
 	$hops = $DXProt::def_hopcount if !$hops;
 	return "H$hops";