improve watchdbg and grepdbg
[spider.git] / perl / DXProt.pm
index 4f02d5193275b866d9577f3e31bc716d5420e1e8..7f2aaba82c415a1053fe572f34704dd46539de63 100644 (file)
@@ -29,11 +29,12 @@ use AnnTalk;
 use Geomag;
 use WCY;
 use Time::HiRes qw(gettimeofday tv_interval);
+use BadWords;
 
 use strict;
 use vars qw($me $pc11_max_age $pc23_max_age
                        $last_hour %pings %rcmds
-                       %nodehops @baddx $baddxfn 
+                       %nodehops @baddx $baddxfn $censorpc
                        $allowzero $decode_dk0wcy $send_opernam @checklist);
 
 $me = undef;                                   # the channel id for this cluster
@@ -45,13 +46,13 @@ $last_hour = time;                          # last time I did an hourly periodic update
 %rcmds = ();                    # outstanding rcmd requests outbound
 %nodehops = ();                 # node specific hop control
 @baddx = ();                    # list of illegal spotted callsigns
-
+$censorpc = 0;                                 # Do a BadWords::check on text fields and reject things
 
 $baddxfn = "$main::data/baddx.pl";
 
 @checklist = 
 (
- [ qw(c c m p bc c) ],                 # pc10
+ [ qw(c c m bp bc c) ],                        # pc10
  [ qw(f m d t m c c h) ],              # pc11
  [ qw(c bc m bp bm p h) ],             # pc12
  [ qw(c h) ],                                  # 
@@ -69,7 +70,7 @@ $baddxfn = "$main::data/baddx.pl";
  [ qw(c c n n) ],                              # pc25
  [ qw(f m d t m c c bc) ],             # pc26
  [ qw(d n n n n m c c bc) ],   # pc27
- [ qw(c c c c d t p m bp n p bp bc) ], # pc28
+ [ qw(c c m c d t p m bp n p bp bc) ], # pc28
  [ qw(c c n m) ],                              # pc29
  [ qw(c c n) ],                                        # pc30
  [ qw(c c n) ],                                        # pc31
@@ -177,15 +178,6 @@ sub init
        confess $@ if $@;
        $me->{sort} = 'S';    # S for spider
 
-       # now prime the spot and wwv  duplicates file with data
-#    my @today = Julian::unixtoj(time);
-#      for (Spot::readfile(@today), Spot::readfile(Julian::sub(@today, 1))) {
-#              Spot::dup(@{$_}[0..3]);
-#      }
-#      for (Geomag::readfile(time)) {
-#              Geomag::dup(@{$_}[1..5]);
-#      }
-
        # load the baddx file
        do "$baddxfn" if -e "$baddxfn";
        print "$@\n" if $@;
@@ -219,11 +211,18 @@ sub start
        $self->{consort} = $line;       # save the connection type
        $self->{here} = 1;
 
+       # get the output filters
+       $self->{spotsfilter} = Filter::read_in('spots', $call, 0) || Filter::read_in('spots', 'node_default', 0);
+       $self->{wwvfilter} = Filter::read_in('wwv', $call, 0) || Filter::read_in('wwv', 'node_default', 0);
+       $self->{wcyfilter} = Filter::read_in('wcy', $call, 0) || Filter::read_in('wcy', 'node_default', 0);
+       $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', 'node_default', 0) ;
+
+
        # 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->{inwcyfilter} = Filter::read_in('wcy', $call, 1);
-       $self->{inannfilter} = Filter::read_in('ann', $call, 1);
+       $self->{inspotsfilter} = Filter::read_in('spots', $call, 1) || Filter::read_in('spots', 'node_default', 1);
+       $self->{inwwvfilter} = Filter::read_in('wwv', $call, 1) || Filter::read_in('wwv', 'node_default', 1);
+       $self->{inwcyfilter} = Filter::read_in('wcy', $call, 1) || Filter::read_in('wcy', 'node_default', 1);
+       $self->{inannfilter} = Filter::read_in('ann', $call, 1) || Filter::read_in('ann', 'node_default', 1);
        
        # set unbuffered and no echo
        $self->send_now('B',"0");
@@ -239,7 +238,7 @@ sub start
 
        # send initialisation string
        unless ($self->{outbound}) {
-               $self->send(pc38()) if DXNode->get_all();
+#              $self->send(pc38()) if DXNode->get_all();
                $self->send(pc18());
                $self->{lastping} = $main::systime;
        } else {
@@ -263,6 +262,8 @@ sub normal
 {
        my ($self, $line) = @_;
        my @field = split /\^/, $line;
+       return unless @field;
+       
        pop @field if $field[-1] eq '~';
        
 #      print join(',', @field), "\n";
@@ -278,7 +279,7 @@ sub normal
        # check for and dump bad protocol messages
        my $n = check($pcno, @field);
        if ($n) {
-               dbg('chan', "bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")");
+               dbg('chan', "PCPROT: bad field $n, dumped (" . parray($checklist[$pcno-10]) . ")");
                return;
        }
 
@@ -292,20 +293,27 @@ sub normal
        
  SWITCH: {
                if ($pcno == 10) {              # incoming talk
-                       
+
+                       # will we allow it at all?
+                       if ($censorpc) {
+                               my @bad;
+                               if (@bad = BadWords::check($field[3])) {
+                                       dbg('chan', "PCPROT: Bad words: @bad, dropped" );
+                                       return;
+                               }
+                       }
+
                        # is it for me or one of mine?
                        my ($to, $via, $call, $dxchan);
                        if ($field[5] gt ' ') {
                                $call = $via = $field[2];
                                $to = $field[5];
-                               unless (is_callsign($to)) {
-                                       dbg('chan', "Corrupt talk, rejected");
-                                       return;
-                               }
                        } else {
                                $call = $to = $field[2];
                        }
-                       if ($dxchan = DXChannel->get($call)) {
+                       $dxchan = DXChannel->get($call);
+                       if ($dxchan && $dxchan->is_user) {
+                               $field[3] =~ s/\%5E/^/g;
                                $dxchan->talk($field[1], $to, $via, $field[3]);
                        } else {
                                $self->route($field[2], $line); # relay it on its way
@@ -325,7 +333,7 @@ sub normal
                        
                        # if this is a 'nodx' node then ignore it
                        if (grep $field[7] =~ /^$_/,  @DXProt::nodx_node) {
-                               dbg('chan', "Bad DXNode, dropped");
+                               dbg('chan', "PCPROT: Bad DXNode, dropped");
                                return;
                        }
                        
@@ -333,22 +341,29 @@ sub normal
                        my $d = cltounix($field[3], $field[4]);
                        # bang out (and don't pass on) if date is invalid or the spot is too old (or too young)
                        if (!$d || ($pcno == 11 && ($d < $main::systime - $pc11_max_age || $d > $main::systime + 900))) {
-                               dbg('chan', "Spot ignored, invalid date or out of range ($field[3] $field[4])\n");
+                               dbg('chan', "PCPROT: Spot ignored, invalid date or out of range ($field[3] $field[4])\n");
                                return;
                        }
 
                        # is it 'baddx'
                        if (grep $field[2] eq $_, @baddx) {
-                               dbg('chan', "Bad DX spot, ignored");
+                               dbg('chan', "PCPROT: Bad DX spot, ignored");
                                return;
                        }
                        
                        # do some de-duping
                        $field[5] =~ s/^\s+//;      # take any leading blanks off
                        if (Spot::dup($field[1], $field[2], $d, $field[5])) {
-                               dbg('chan', "Duplicate Spot ignored\n");
+                               dbg('chan', "PCPROT: Duplicate Spot ignored\n");
                                return;
                        }
+                       if ($censorpc) {
+                               my @bad;
+                               if (@bad = BadWords::check($field[5])) {
+                                       dbg('chan', "PCPROT: Bad words: @bad, dropped" );
+                                       return;
+                               }
+                       }
                        
                        my @spot = Spot::add($field[1], $field[2], $d, $field[5], $field[6], $field[7]);
 
@@ -422,17 +437,39 @@ sub normal
                        # announce duplicate checking
                        $field[3] =~ s/^\s+//;  # remove leading blanks
                        if (AnnTalk::dup($field[1], $field[2], $field[3])) {
-                               dbg('chan', "Duplicate Announce ignored");
+                               dbg('chan', "PCPROT: Duplicate Announce ignored");
                                return;
                        }
+
+                       if ($censorpc) {
+                               my @bad;
+                               if (@bad = BadWords::check($field[3])) {
+                                       dbg('chan', "PCPROT: Bad words: @bad, dropped" );
+                                       return;
+                               }
+                       }
                        
                        if ($field[2] eq '*' || $field[2] eq $main::mycall) {
                                
                                # global ann filtering on INPUT
                                if ($self->{inannfilter}) {
-                                       my ($filter, $hops) = Filter::it($self->{inannfilter}, @field[1..6], $self->{call} );
+                                       my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
+                                       my @dxcc = Prefix::extract($field[1]);
+                                       if (@dxcc > 0) {
+                                               $ann_dxcc = $dxcc[1]->dxcc;
+                                               $ann_itu = $dxcc[1]->itu;
+                                               $ann_cq = $dxcc[1]->cq();                                               
+                                       }
+                                       @dxcc = Prefix::extract($field[5]);
+                                       if (@dxcc > 0) {
+                                               $org_dxcc = $dxcc[1]->dxcc;
+                                               $org_itu = $dxcc[1]->itu;
+                                               $org_cq = $dxcc[1]->cq();                                               
+                                       }
+                                       my ($filter, $hops) = $self->{inannfilter}->it(@field[1..6], $self->{call}, 
+                                                                                                       $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
                                        unless ($filter) {
-                                               dbg('chan', "Rejected by filter");
+                                               dbg('chan', "PCPROT: Rejected by filter");
                                                return;
                                        }
                                }
@@ -463,27 +500,49 @@ sub normal
                                # add it to the node table if it isn't present and it's
                                # connected locally
                                $node = DXNode->new($dxchan, $field[1], 0, 1, 5400);
-                               broadcast_ak1a(pc19($dxchan, $node), $dxchan, $self) unless $dxchan->{isolate};
+                               dbg('chan', "PCPROT: $field[1] no PC19 yet, autovivified as node");
+#                              broadcast_ak1a(pc19($dxchan, $node), $dxchan, $self) unless $dxchan->{isolate};
                                
                        }
-                       return unless $node; # ignore if havn't seen a PC19 for this one yet
-                       return unless $node->isa('DXNode');
+                       if ($field[1] eq $main::mycall || $field[2] eq $main::mycall) {
+                               dbg('chan', "PCPROT: trying to alter config on this node from outside!");
+                               return;
+                       }
+                       if ($field[2] eq $main::myalias && DXChannel->get($field[1])) {
+                               dbg('chan', "PCPROT: trying to connect sysop from outside!");
+                               return;
+                       }
+                       unless ($node) {
+                               dbg('chan', "PCPROT: Node $field[1] not in config");
+                               return;
+                       }
+                       unless ($node->isa('DXNode')) {
+                               dbg('chan', "PCPROT: $field[1] is not a node");
+                               return;
+                       }
                        if ($node->dxchan != $self) {
-                               dbg('chan', "LOOP: $field[1] came in on wrong channel");
+                               dbg('chan', "PCPROT: $field[1] came in on wrong channel");
                                return;
                        }
                        if (($dxchan = DXChannel->get($field[1])) && $dxchan != $self) {
-                               dbg('chan', "LOOP: $field[1] connected locally");
+                               dbg('chan', "PCPROT: $field[1] connected locally");
                                return;
                        }
                        my $i;
                                                
                        for ($i = 2; $i < $#field; $i++) {
                                my ($call, $confmode, $here) = $field[$i] =~ /^(\S+) (\S) (\d)/o;
-                               next if !$call || length $call < 3 || length $call > 8;
-                               next if !$confmode;
-                               $call = uc $call;
-                               next if DXCluster->get_exact($call); # we already have this (loop?)
+                               next unless $call && $confmode && defined $here && is_callsign($call);
+                               my $ref = DXCluster->get_exact($call); 
+                               if ($ref) {
+                                       if ($ref->isa('DXNode')) {
+                                               dbg('chan', "PCPROT: $call is a node");
+                                               next;
+                                       }
+                                       my $rcall = $ref->mynode->call;
+                                       dbg('chan', "PCPROT: already have $call on $rcall");
+                                       next;
+                               }
                                
                                $confmode = $confmode eq '*';
                                DXNodeuser->new($self, $node, $call, $confmode, $here);
@@ -510,21 +569,40 @@ sub normal
                                # add it to the node table if it isn't present and it's
                                # connected locally
                                $node = DXNode->new($dxchan, $field[2], 0, 1, 5400);
-                               broadcast_ak1a(pc19($dxchan, $node), $dxchan, $self) unless $dxchan->{isolate};
+                               dbg('chan', "PCPROT: $field[2] no PC19 yet, autovivified as node");
+#                              broadcast_ak1a(pc19($dxchan, $node), $dxchan, $self) unless $dxchan->{isolate};
+                       }
+                       if ($field[1] eq $main::mycall || $field[2] eq $main::mycall) {
+                               dbg('chan', "PCPROT: trying to alter config on this node from outside!");
+                               return;
+                       }
+                       if ($field[1] eq $main::myalias && DXChannel->get($field[1])) {
+                               dbg('chan', "PCPROT: trying to disconnect sysop from outside!");
+                               return;
+                       }
+                       unless ($node) {
+                               dbg('chan', "PCPROT: Node $field[2] not in config");
+                               return;
+                       }
+                       unless ($node->isa('DXNode')) {
+                               dbg('chan', "PCPROT: $field[2] is not a node");
                                return;
                        }
-                       return unless $node;
-                       return unless $node->isa('DXNode');
                        if ($node->dxchan != $self) {
-                               dbg('chan', "LOOP: $field[2] came in on wrong channel");
+                               dbg('chan', "PCPROT: $field[2] came in on wrong channel");
                                return;
                        }
                        if (($dxchan = DXChannel->get($field[2])) && $dxchan != $self) {
-                               dbg('chan', "LOOP: $field[2] connected locally");
+                               dbg('chan', "PCPROT: $field[2] connected locally");
                                return;
                        }
                        my $ref = DXCluster->get_exact($field[1]);
-                       $ref->del() if $ref;
+                       if ($ref) {
+                               $ref->del;
+                       } else {
+                               dbg('chan', "PCPROT: $field[1] not known" );
+                               return;
+                       }
                        last SWITCH;
                }
                
@@ -551,6 +629,7 @@ sub normal
                                my $call = uc $field[$i+1];
                                my $confmode = $field[$i+2];
                                my $ver = $field[$i+3];
+                               next unless defined $here && defined $confmode && is_callsign($call);
 
                                $ver = 5400 if !$ver && $allowzero;
                                
@@ -559,13 +638,14 @@ sub normal
                                if ($node) {
                                        my $dxchan;
                                        if (($dxchan = DXChannel->get($call)) && $dxchan != $self) {
-                                               dbg('chan', "LOOP: $call connected locally");
+                                               dbg('chan', "PCPROT: $call connected locally");
                                        }
                                    if ($node->dxchan != $self) {
-                                               dbg('chan', "LOOP: $call come in on wrong channel");
+                                               dbg('chan', "PCPROT: $call come in on wrong channel");
                                                next;
                                        }
-                                       dbg('chan', "already have $call");
+                                       my $rcall = $node->mynode->call;
+                                       dbg('chan', "PCPROT: already have $call on $rcall");
                                        next;
                                }
                                
@@ -615,20 +695,31 @@ sub normal
                        if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
                                my $node = DXCluster->get_exact($call);
                                if ($node) {
+                                       unless ($node->isa('DXNode')) {
+                                               dbg('chan', "PCPROT: $call is not a node");
+                                               return;
+                                       }
+                                       if ($call eq $self->{call}) {
+                                               dbg('chan', "PCPROT: Trying to disconnect myself with PC21");
+                                               return;
+                                       } 
                                        if ($node->dxchan != $self) {
-                                               dbg('chan', "LOOP: $call come in on wrong channel");
+                                               dbg('chan', "PCPROT: $call come in on wrong channel");
                                                return;
                                        }
                                        my $dxchan;
-                                       if (($dxchan = DXChannel->get($call)) && $dxchan != $self) {
-                                               dbg('chan', "LOOP: $call connected locally");
+                                       if ($dxchan = DXChannel->get($call)) {
+                                               dbg('chan', "PCPROT: $call connected locally");
                                                return;
                                        }
                                        $node->del();
                                } else {
-                                       dbg('chan', "$call not in table, dropped");
+                                       dbg('chan', "PCPROT: $call not in table, dropped");
                                        return;
                                }
+                       } else {
+                               dbg('chan', "PCPROT: I WILL _NOT_ be disconnected!");
+                               return;
                        }
                        last SWITCH;
                }
@@ -656,11 +747,11 @@ sub normal
                        my ($r) = $field[6] =~ /R=(\d+)/;
                        $r = 0 unless $r;
                        if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
-                               dbg('chan', "WWV Date ($field[1] $field[2]) out of range");
+                               dbg('chan', "PCPROT: WWV Date ($field[1] $field[2]) out of range");
                                return;
                        }
                        if (Geomag::dup($d,$sfi,$k,$i,$field[6])) {
-                               dbg('chan', "Dup WWV Spot ignored\n");
+                               dbg('chan', "PCPROT: Dup WWV Spot ignored\n");
                                return;
                        }
                        $field[7] =~ s/-\d+$//o;            # remove spotter's ssid
@@ -695,7 +786,7 @@ sub normal
                                return;
                        }
                        if ($field[2] eq $main::mycall) {
-                               dbg('chan', "Trying to merge to myself, ignored");
+                               dbg('chan', "PCPROT: Trying to merge to myself, ignored");
                                return;
                        }
 
@@ -725,7 +816,7 @@ sub normal
                        if ($pcno == 49 || $field[1] eq $main::mycall) {
                                DXMsg::process($self, $line);
                        } else {
-                               $self->route($field[1], $line);
+                               $self->route($field[1], $line) unless $self->is_clx;
                        }
                        return;
                }
@@ -795,18 +886,17 @@ sub normal
                }
                
                if ($pcno == 39) {              # incoming disconnect
-                       $self->disconnect(1);
+                       if ($field[1] eq $self->{call}) {
+                               $self->disconnect(1);
+                       } else {
+                               dbg('chan', "PCPROT: came in on wrong channel");
+                       }
                        return;
                }
                
                if ($pcno == 41) {              # user info
                        # add this station to the user database, if required
                        my $user = DXUser->get_current($field[1]);
-                       if (!$user) {
-                               # then try without an SSID
-                               $field[1] =~ s/-\d+$//o;
-                               $user = DXUser->get_current($field[1]);
-                       }
                        $user = DXUser->new($field[1]) if !$user;
                        
                        if ($field[2] == 1) {
@@ -886,17 +976,24 @@ sub normal
                        return;
                }
 
+               if ($pcno == 75) {              # dunno but route it
+                       if ($field[1] ne $main::mycall) {
+                               $self->route($field[1], $line);
+                       }
+                       return;
+               }
+
                if ($pcno == 73) {  # WCY broadcasts
                        
                        # do some de-duping
                        my $d = cltounix($field[1], sprintf("%02d18Z", $field[2]));
                        if (($pcno == 23 && $d < $main::systime - $pc23_max_age) || $d > $main::systime + 1500 || $field[2] < 0 || $field[2] > 23) {
-                               dbg('chan', "WCY Date ($field[1] $field[2]) out of range");
+                               dbg('chan', "PCPROT: WCY Date ($field[1] $field[2]) out of range");
                                return;
                        }
                        @field = map { unpad($_) } @field;
                        if (WCY::dup($d,@field[3..7])) {
-                               dbg('chan', "Dup WCY Spot ignored\n");
+                               dbg('chan', "PCPROT: Dup WCY Spot ignored\n");
                                return;
                        }
                
@@ -1090,8 +1187,8 @@ sub send_dx_spot
                my $routeit;
                my ($filter, $hops);
 
-               if ($dxchan->{spotfilter}) {
-                   ($filter, $hops) = Filter::it($dxchan->{spotfilter}, @_, $self->{call} );
+               if ($dxchan->{spotsfilter}) {
+                   ($filter, $hops) = $dxchan->{spotsfilter}->it(@_, $self->{call} );
                        next unless $filter;
                }
                
@@ -1112,6 +1209,7 @@ sub send_dx_spot
                } elsif ($dxchan->is_user && $dxchan->{dx}) {
                        my $buf = Spot::formatb($dxchan->{user}->wantgrid, $_[0], $_[1], $_[2], $_[3], $_[4]);
                        $buf .= "\a\a" if $dxchan->{beep};
+                       $buf =~ s/\%5E/^/g;
                        if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
                                $dxchan->send($buf);
                        } else {
@@ -1135,7 +1233,7 @@ sub send_wwv_spot
                my ($filter, $hops);
 
                if ($dxchan->{wwvfilter}) {
-                        ($filter, $hops) = Filter::it($dxchan->{wwvfilter}, @_, $self->{call} );
+                        ($filter, $hops) = $dxchan->{wwvfilter}->it(@_, $self->{call} );
                         next unless $filter;
                }
                if ($dxchan->is_node) {
@@ -1179,10 +1277,10 @@ sub send_wcy_spot
                my ($filter, $hops);
 
                if ($dxchan->{wcyfilter}) {
-                        ($filter, $hops) = Filter::it($dxchan->{wcyfilter}, @_, $self->{call} );
+                        ($filter, $hops) = $dxchan->{wcyfilter}->it(@_, $self->{call} );
                         next unless $filter;
                }
-               if ($dxchan->is_clx || $dxchan->is_spider) {
+               if ($dxchan->is_clx || $dxchan->is_spider || $dxchan->is_dxnet) {
                        next if $dxchan == $self;
                        if ($hops) {
                                $routeit = $line;
@@ -1241,7 +1339,20 @@ sub send_announce
                my ($filter, $hops);
 
                if ($dxchan->{annfilter}) {
-                       ($filter, $hops) = Filter::it($dxchan->{annfilter}, @_, $self->{call} );
+                       my ($ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq) = (0..0);
+                       my @dxcc = Prefix::extract($_[0]);
+                       if (@dxcc > 0) {
+                               $ann_dxcc = $dxcc[1]->dxcc;
+                               $ann_itu = $dxcc[1]->itu;
+                               $ann_cq = $dxcc[1]->cq;                                         
+                       }
+                       @dxcc = Prefix::extract($_[4]);
+                       if (@dxcc > 0) {
+                               $org_dxcc = $dxcc[1]->dxcc;
+                               $org_itu = $dxcc[1]->itu;
+                               $org_cq = $dxcc[1]->cq;                                         
+                       }
+                       ($filter, $hops) = $dxchan->{annfilter}->it(@_, $self->{call}, $ann_dxcc, $ann_itu, $ann_cq, $org_dxcc, $org_itu, $org_cq);
                        next unless $filter;
                } 
                if ($dxchan->is_node && $_[1] ne $main::mycall) {  # i.e not specifically routed to me
@@ -1265,6 +1376,7 @@ sub send_announce
                        }
                        next if $target eq 'SYSOP' && $dxchan->{priv} < 5;
                        my $buf = "$to$target de $_[0]: $text";
+                       $buf =~ s/\%5E/^/g;
                        $buf .= "\a\a" if $dxchan->{beep};
                        if ($dxchan->{state} eq 'prompt' || $dxchan->{state} eq 'talk') {
                                $dxchan->send($buf);
@@ -1324,19 +1436,22 @@ sub send_local_config
 sub route
 {
        my ($self, $call, $line) = @_;
-       my $cl = DXCluster->get_exact($call);
-       if ($cl) {       # don't route it back down itself
-               if (ref $self && $call eq $self->{call}) {
-                       dbg('chan', "Trying to route back to source, dropped");
-                       return;
-               }
-               my $hops;
-               my $dxchan = $cl->{dxchan};
-               if ($dxchan) {
-                       my $routeit = adjust_hops($dxchan, $line);   # adjust its hop count by node name
-                       if ($routeit) {
-                               $dxchan->send($routeit) if $dxchan;
-                       }
+
+       if (ref $self && $call eq $self->{call}) {
+               dbg('chan', "PCPROT: Trying to route back to source, dropped");
+               return;
+       }
+
+       # always send it down the local interface if available
+       my $dxchan = DXChannel->get($call);
+       unless ($dxchan) {
+               my $cl = DXCluster->get_exact($call);
+               $dxchan = $cl->dxchan if $cl;
+       }
+       if ($dxchan) {
+               my $routeit = adjust_hops($dxchan, $line);   # adjust its hop count by node name
+               if ($routeit) {
+                       $dxchan->send($routeit);
                }
        }
 }
@@ -1347,7 +1462,7 @@ sub broadcast_ak1a
 {
        my $s = shift;                          # the line to be rebroadcast
        my @except = @_;                        # to all channels EXCEPT these (dxchannel refs)
-       my @dxchan = DXChannel::get_all_ak1a();
+       my @dxchan = DXChannel::get_all_nodes();
        my $dxchan;
        
        # send it if it isn't the except list and isn't isolated and still has a hop count
@@ -1364,7 +1479,7 @@ sub broadcast_all_ak1a
 {
        my $s = shift;                          # the line to be rebroadcast
        my @except = @_;                        # to all channels EXCEPT these (dxchannel refs)
-       my @dxchan = DXChannel::get_all_ak1a();
+       my @dxchan = DXChannel::get_all_nodes();
        my $dxchan;
        
        # send it if it isn't the except list and isn't isolated and still has a hop count
@@ -1407,7 +1522,7 @@ sub broadcast_list
                
                if ($sort eq 'dx') {
                    next unless $dxchan->{dx};
-                       ($filter) = Filter::it($dxchan->{spotfilter}, @{$fref}) if ref $fref;
+                       ($filter) = $dxchan->{spotsfilter}->it(@{$fref}) if ref $fref;
                        next unless $filter;
                }
                next if $sort eq 'ann' && !$dxchan->{ann};