check for lower case letters in spotted calls
[spider.git] / perl / DXProt.pm
index d8dad2c3280ad54b6716dedf6e57aa968515ba59..5c6ca1fb928abd18426cce68525fedbcb3e20cf6 100644 (file)
@@ -27,7 +27,6 @@ use DXDb;
 use AnnTalk;
 use Geomag;
 use WCY;
-use Time::HiRes qw(gettimeofday tv_interval);
 use BadWords;
 use DXHash;
 use Route;
@@ -35,32 +34,28 @@ use Route::Node;
 use Script;
 use Investigate;
 use RouteDB;
-use Thingy;
-use Thingy::Dx;
-use Thingy::Rt;
-use Thingy::Ping;
-use Thingy::T;
-use Thingy::Hello;
-use Thingy::Bye;
+
 
 use strict;
 
 use vars qw($VERSION $BRANCH);
-
-main::mkver($VERSION = q$Revision$);
+$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
+$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/  || (0,0));
+$main::build += $VERSION;
+$main::branch += $BRANCH;
 
 use vars qw($pc11_max_age $pc23_max_age $last_pc50 $eph_restime $eph_info_restime $eph_pc34_restime
                        $last_hour $last10 %eph  %pings %rcmds $ann_to_talk
                        $pingint $obscount %pc19list $chatdupeage $chatimportfn
                        $investigation_int $pc19_version $myprot_version
                        %nodehops $baddx $badspotter $badnode $censorpc $rspfcheck
-                       $allowzero $decode_dk0wcy $send_opernam @checklist);
+                       $allowzero $decode_dk0wcy $send_opernam @checklist
+                       $handle_xml);
 
 $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
 
 $last_hour = time;                             # last time I did an hourly periodic update
-%pings = ();                    # outstanding ping requests outbound
 %rcmds = ();                    # outstanding rcmd requests outbound
 %nodehops = ();                 # node specific hop control
 %pc19list = ();                                        # list of outstanding PC19s that haven't had PC16s on them
@@ -82,6 +77,7 @@ $chatdupeage = 20 * 60 * 60;
 $chatimportfn = "$main::root/chat_import";
 $investigation_int = 12*60*60; # time between checks to see if we can see this node
 $pc19_version = 5466;                  # the visible version no for outgoing PC19s generated from pc59
+$handle_xml = 0;                               # handle XML sentences
 
 @checklist = 
 (
@@ -214,6 +210,7 @@ sub init
        my $user = DXUser->get($main::mycall);
        die "User $main::mycall not setup or disappeared RTFM" unless $user;
        
+       $myprot_version += $main::version*100;
        $main::me = DXProt->new($main::mycall, 0, $user); 
        $main::me->{here} = 1;
        $main::me->{state} = "indifferent";
@@ -222,9 +219,8 @@ sub init
        $main::me->{metric} = 0;
        $main::me->{pingave} = 0;
        $main::me->{registered} = 1;
-       $main::me->{version} = $myprot_version + int ($main::version * 100);
+       $main::me->{version} = $main::version;
        $main::me->{build} = $main::build;
-       $main::me->{lastcf} = $main::me->{lasthello} = time;
 }
 
 #
@@ -238,7 +234,8 @@ sub new
        # add this node to the table, the values get filled in later
        my $pkg = shift;
        my $call = shift;
-       $main::routeroot->add($call, '5000', 1) if $call ne $main::mycall;
+       $main::routeroot->add($call, '5000', Route::here(1)) if $call ne $main::mycall;
+
        return $self;
 }
 
@@ -252,7 +249,10 @@ sub start
        my $user = $self->{user};
 
        # log it
-       my $host = $self->{conn}->{peerhost} || "unknown";
+       my $host = $self->{conn}->{peerhost};
+       $host ||= "AGW Port #$self->{conn}->{agwport}" if exists $self->{conn}->{agwport};
+       $host ||= "unknown";
+
        Log('DXProt', "$call connected from $host");
        
        # remember type of connection
@@ -299,7 +299,7 @@ sub start
        $self->{pingave} = 999;
        $self->{metric} ||= 100;
        $self->{lastping} = $main::systime;
-
+       
        # send initialisation string
        unless ($self->{outbound}) {
                $self->sendinit;
@@ -308,11 +308,6 @@ sub start
        $self->state('init');
        $self->{pc50_t} = $main::systime;
 
-       # ALWAYS output the hello
-       my $thing = Thingy::Hello->new(user => $call, h => $self->{here});
-       $thing->broadcast($self);
-       $self->lasthello($main::systime);
-       
        # send info to all logged in thingies
        $self->tell_login('loginn');
 
@@ -331,7 +326,6 @@ sub sendinit
        $self->send(pc18());
 }
 
-
 #
 # This is the normal pcxx despatcher
 #
@@ -339,6 +333,11 @@ sub normal
 {
        my ($self, $line) = @_;
 
+       if ($line =~ '^<\w+\s') {
+               DXXml::normal($self, $line);
+               return;
+       }
+
        my @field = split /\^/, $line;
        return unless @field;
        
@@ -346,6 +345,7 @@ sub normal
        
 #      print join(',', @field), "\n";
                                                
+       
        # process PC frames, this will fail unless the frame starts PCnn
        my ($pcno) = $field[0] =~ /^PC(\d\d)/; # just get the number
        unless (defined $pcno && $pcno >= 10 && $pcno <= 99) {
@@ -360,16 +360,6 @@ sub normal
                return;
        }
 
-       # decrement any hop fields at this point
-       if ($line =~ /\^H(\d\d?)\^?~?$/) {
-               my $hops = $1 - 1;
-               if ($hops < 0) {
-                       dbg("PCPROT: zero hop count, dumped") if isdbg('chanerr');
-                       return;
-               }
-               $line =~ s/\^H\d\d?(\^?~?)$/^H$hops$1/;
-       }
-
        my $origin = $self->{call};
        no strict 'subs';
        my $sub = "handle_$pcno";
@@ -434,7 +424,7 @@ sub handle_10
        }
 
        # remember a route to this node and also the node on which this user is
-       RouteDB::update($_[6], $origin);
+       RouteDB::update($_[6], $self->{call});
 #      RouteDB::update($to, $_[6]);
 
        # it is here and logged on
@@ -487,6 +477,18 @@ sub handle_11
                        
        # rsfp check
        #                       return if $rspfcheck and !$self->rspfcheck(1, $_[7], $_[6]);
+       
+       # is the spotted callsign blank? This should really be trapped earlier but it
+       # could break other protocol sentences. Also check for lower case characters.
+       if ($_[2] =~ /^\s*$/) {
+               dbg("PCPROT: blank callsign, dropped") if isdbg('chanerr');
+               return;
+       }
+       if ($_[2] =~ /[a-z]/) {
+               dbg("PCPROT: lowercase characters, dropped") if isdbg('chanerr');
+               return;
+       }
+
 
        # if this is a 'nodx' node then ignore it
        if ($badnode->in($_[7])) {
@@ -511,7 +513,7 @@ sub handle_11
        }
 
        # is it 'baddx'
-       if ($baddx->in($_[2]) || BadWords::check($_[2])) {
+       if ($baddx->in($_[2]) || BadWords::check($_[2]) || $_[2] =~ /COCK/) {
                dbg("PCPROT: Bad DX spot, ignored") if isdbg('chanerr');
                return;
        }
@@ -535,15 +537,27 @@ sub handle_11
 #      RouteDB::update($_[7], $self->{call});
 #      RouteDB::update($_[6], $_[7]);
        
-       my @spot = Spot::prepare($_[1], $_[2], $d, $_[5], $_[6], $_[7]);
-
-       my $thing = Thingy::Dx->new(origin=>$main::mycall);
-       $thing->from_DXProt(DXProt=>$line,spotdata=>\@spot);
-       $thing->process($self);
+       my @spot = Spot::prepare($_[1], $_[2], $d, $_[5], $nossid, $_[7]);
+       # global spot filtering on INPUT
+       if ($self->{inspotsfilter}) {
+               my ($filter, $hops) = $self->{inspotsfilter}->it(@spot);
+               unless ($filter) {
+                       dbg("PCPROT: Rejected by input spot filter") if isdbg('chanerr');
+                       return;
+               }
+       }
 
        # this goes after the input filtering, but before the add
        # so that if it is input filtered, it isn't added to the dup
        # list. This allows it to come in from a "legitimate" source
+       if (Spot::dup(@spot[0..4,5])) {
+               dbg("PCPROT: Duplicate Spot ignored\n") if isdbg('chanerr');
+               return;
+       }
+
+       # add it 
+       Spot::add(@spot);
+
        #
        # @spot at this point contains:-
        # freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
@@ -597,6 +611,20 @@ sub handle_11
                        }
                }
        }
+                               
+       # local processing 
+       my $r;
+       eval {
+               $r = Local::spot($self, @spot);
+       };
+       #                       dbg("Local::spot1 error $@") if isdbg('local') if $@;
+       return if $r;
+
+       # DON'T be silly and send on PC26s!
+       return if $pcno == 26;
+
+       # send out the filtered spots
+       send_dx_spot($self, $line, @spot) if @spot;
 }
                
 # announces
@@ -688,7 +716,7 @@ sub handle_16
                        
        # dos I want users from this channel?
        unless ($self->user->wantpc16) {
-               dbg("PCPROT: don't send users to $origin") if isdbg('chanerr');
+               dbg("PCPROT: don't send users to $self->{call}") if isdbg('chanerr');
                return;
        }
        # is it me?
@@ -700,14 +728,14 @@ sub handle_16
        RouteDB::update($ncall, $self->{call});
 
        # do we believe this call? 
-#      unless ($ncall eq $self->{call} || $self->is_believed($ncall)) {
-#              if (my $ivp = Investigate::get($ncall, $self->{call})) {
-#                      $ivp->store_pcxx($pcno,$line,$origin,@_);
-#              } else {
-#                      dbg("PCPROT: We don't believe $ncall on $self->{call}") if isdbg('chanerr');
-#              }
-#              return;
-#      }
+       unless ($ncall eq $self->{call} || $self->is_believed($ncall)) {
+               if (my $ivp = Investigate::get($ncall, $self->{call})) {
+                       $ivp->store_pcxx($pcno,$line,$origin,@_);
+               } else {
+                       dbg("PCPROT: We don't believe $ncall on $self->{call}") if isdbg('chanerr');
+               }
+               return;
+       }
 
        if (eph_dup($line)) {
                dbg("PCPROT: dup PC16 detected") if isdbg('chanerr');
@@ -718,7 +746,62 @@ sub handle_16
 
        # if there is a parent, proceed, otherwise if there is a latent PC19 in the PC19list, 
        # fix it up in the routing tables and issue it forth before the PC16
-       if ($parent) {
+       unless ($parent) {
+               my $nl = $pc19list{$ncall};
+
+               if ($nl && @_ > 3) { # 3 because of the hop count!
+
+                       # this is a new (remembered) node, now attach it to me if it isn't in filtered
+                       # and we haven't disallowed it
+                       my $user = DXUser->get_current($ncall);
+                       if (!$user) {
+                               $user = DXUser->new($ncall);
+                               $user->sort('A');
+                               $user->priv(1); # I have relented and defaulted nodes
+                               $user->lockout(1);
+                               $user->homenode($ncall);
+                               $user->node($ncall);
+                       }
+
+                       my $wantpc19 = $user->wantroutepc19;
+                       if ($wantpc19 || !defined $wantpc19) {
+                               my $new = Route->new($ncall); # throw away
+                               if ($self->in_filter_route($new)) {
+                                       my @nrout;
+                                       for (@$nl) {
+                                               $parent = Route::Node::get($_->[0]);
+                                               $dxchan = $parent->dxchan if $parent;
+                                               if ($dxchan && $dxchan ne $self) {
+                                                       dbg("PCPROT: PC19 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
+                                                       $parent = undef;
+                                               }
+                                               if ($parent) {
+                                                       my $r = $parent->add($ncall, $_->[1], $_->[2]);
+                                                       push @nrout, $r unless @nrout;
+                                               }
+                                       }
+                                       $user->wantroutepc19(1) unless defined $wantpc19; # for now we work on the basis that pc16 = real route 
+                                       $user->lastin($main::systime) unless DXChannel::get($ncall);
+                                       $user->put;
+                                               
+                                       # route the pc19 - this will cause 'stuttering PC19s' for a while
+                                       $self->route_pc19($origin, $line, @nrout) if @nrout ;
+                                       $parent = Route::Node::get($ncall);
+                                       unless ($parent) {
+                                               dbg("PCPROT: lost $ncall after sending PC19 for it?");
+                                               return;
+                                       }
+                               } else {
+                                       return;
+                               }
+                               delete $pc19list{$ncall};
+                       }
+               } else {
+                       dbg("PCPROT: Node $ncall not in config") if isdbg('chanerr');
+                       return;
+               }
+       } else {
+                               
                $dxchan = $parent->dxchan;
                if ($dxchan && $dxchan ne $self) {
                        dbg("PCPROT: PC16 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
@@ -727,28 +810,19 @@ sub handle_16
 
                # input filter if required
                return unless $self->in_filter_route($parent);
-       } else {
-               dbg("PCPROT: Node $ncall not in config") if isdbg('chanerr');
-               return;
        }
 
-       # is he under the control of the new protocol?
-#      if ($parent && $parent->np) {
-#              dbg("PCPROT: $ncall aranea node, ignored") if isdbg('chanerr');
-#              return;
-#      }
-               
        my $i;
        my @rout;
        for ($i = 2; $i < $#_; $i++) {
                my ($call, $conf, $here) = $_[$i] =~ /^(\S+) (\S) (\d)/o;
                next unless $call && $conf && defined $here && is_callsign($call);
                next if $call eq $main::mycall;
-               
+
                eph_del_regex("^PC17\\^$call\\^$ncall");
-               
+                               
                $conf = $conf eq '*';
-               
+
                # reject this if we think it is a node already
                my $r = Route::Node::get($call);
                my $u = DXUser->get_current($call) unless $r;
@@ -756,10 +830,10 @@ sub handle_16
                        dbg("PCPROT: $call is a node") if isdbg('chanerr');
                        next;
                }
-               
+                               
                $r = Route::User::get($call);
-               my $flags = $here;
-               
+               my $flags = Route::here($here)|Route::conf($conf);
+                               
                if ($r) {
                        my $au = $r->addparent($parent);                                        
                        if ($r->flags != $flags) {
@@ -771,7 +845,7 @@ sub handle_16
                        push @rout, $parent->add_user($call, $flags);
                }
                
-               
+                               
                # add this station to the user database, if required
                $call =~ s/-\d+$//o;    # remove ssid for users
                my $user = DXUser->get_current($call);
@@ -781,7 +855,7 @@ sub handle_16
                $user->lastin($main::systime) unless DXChannel::get($call);
                $user->put;
        }
-       $self->route_pc16($origin, $line, $parent, @rout) if @rout && (DXChannel::get($parent->call) || $parent->np);
+       $self->route_pc16($origin, $line, $parent, @rout) if @rout;
 }
                
 # remove a user
@@ -810,50 +884,45 @@ sub handle_17
        RouteDB::delete($ncall, $self->{call});
 
        # do we believe this call? 
-#      unless ($ncall eq $self->{call} || $self->is_believed($ncall)) {
-#              if (my $ivp = Investigate::get($ncall, $self->{call})) {
-#                      $ivp->store_pcxx($pcno,$line,$origin,@_);
-#              } else {
-#                      dbg("PCPROT: We don't believe $ncall on $self->{call}") if isdbg('chanerr');
-#              }
-#              return;
-#      }
+       unless ($ncall eq $self->{call} || $self->is_believed($ncall)) {
+               if (my $ivp = Investigate::get($ncall, $self->{call})) {
+                       $ivp->store_pcxx($pcno,$line,$origin,@_);
+               } else {
+                       dbg("PCPROT: We don't believe $ncall on $self->{call}") if isdbg('chanerr');
+               }
+               return;
+       }
 
        my $uref = Route::User::get($ucall);
        unless ($uref) {
                dbg("PCPROT: Route::User $ucall not in config") if isdbg('chanerr');
-               return;
        }
        my $parent = Route::Node::get($ncall);
        unless ($parent) {
                dbg("PCPROT: Route::Node $ncall not in config") if isdbg('chanerr');
-               return;
        }                       
 
-       $dxchan = $parent->dxchan;
+       $dxchan = $parent->dxchan if $parent;
        if ($dxchan && $dxchan ne $self) {
                dbg("PCPROT: PC17 from $self->{call} trying to alter locally connected $ncall, ignored!") if isdbg('chanerr');
                return;
        }
 
-       # is he under the control of the new protocol?
-#      if ($parent && $parent->np) {
-#              dbg("PCPROT: $ncall aranea node, ignored") if isdbg('chanerr');
-#              return;
-#      }
-
        # input filter if required and then remove user if present
-       if ($parent && !$parent->np) {
+       if ($parent) {
 #              return unless $self->in_filter_route($parent);  
                $parent->del_user($uref) if $uref;
-       } 
+       } else {
+               $parent = Route->new($ncall);  # throw away
+       }
 
        if (eph_dup($line)) {
                dbg("PCPROT: dup PC17 detected") if isdbg('chanerr');
                return;
        }
 
-       $self->route_pc17($origin, $line, $parent, $uref) if (DXChannel::get($parent->call) || $parent->np);
+       $uref = Route->new($ucall) unless $uref; # throw away
+       $self->route_pc17($origin, $line, $parent, $uref);
 }
                
 # link request
@@ -867,8 +936,8 @@ sub handle_18
 
        # record the type and version offered
        if ($_[1] =~ /DXSpider Version: (\d+\.\d+) Build: (\d+\.\d+)/) {
-               $self->version(0 + $1);
-               $self->user->version(0 + $1);
+               $self->version(53 + $1);
+               $self->user->version(53 + $1);
                $self->build(0 + $2);
                $self->user->build(0 + $2);
                unless ($self->is_spider) {
@@ -876,6 +945,7 @@ sub handle_18
                        $self->user->put;
                        $self->sort('S');
                }
+               $self->{handle_xml}++ if $main::do_xml && $_[1] =~ /\bxml\b/;
        } else {
                $self->version(50.0);
                $self->version($_[2] / 100) if $_[2] && $_[2] =~ /^\d+$/;
@@ -883,7 +953,7 @@ sub handle_18
        }
 
        # first clear out any nodes on this dxchannel
-       my $parent = Route::Node::get($origin);
+       my $parent = Route::Node::get($self->{call});
        my @rout = $parent->del_nodes;
        $self->route_pc21($origin, $line, @rout, $parent) if @rout;
        $self->send_local_config();
@@ -905,13 +975,33 @@ sub handle_19
        my @rout;
 
        # first get the INTERFACE node
-       my $parent = Route::Node::get($origin);
+       my $parent = Route::Node::get($self->{call});
        unless ($parent) {
-               dbg("DXPROT: my parent $origin has disappeared");
+               dbg("DXPROT: my parent $self->{call} has disappeared");
                $self->disconnect;
                return;
        }
 
+       # if the origin isn't the same as the INTERFACE, then reparent, creating nodes as necessary
+       if ($origin ne $self->call) {
+               my $op = Route::Node::get($origin);
+               unless ($op) {
+                       $op = $parent->add($origin, 5000, Route::here(1));
+                       my $user = DXUser->get_current($origin);
+                       if (!$user) {
+                               $user = DXUser->new($origin);
+                               $user->priv(1);         # I have relented and defaulted nodes
+                               $user->lockout(1);
+                               $user->homenode($origin);
+                               $user->node($origin);
+                               $user->wantroutepc19(1);
+                       }
+                       $user->sort('A') unless $user->is_node;
+                       $user->put;
+               }
+               $parent = $op;
+       }
+
        # parse the PC19
        for ($i = 1; $i < $#_-1; $i += 4) {
                my $here = $_[$i];
@@ -924,14 +1014,14 @@ sub handle_19
                                
                # check for sane parameters
                #                               $ver = 5000 if $ver eq '0000';
-               next unless $ver > 5000;        # only works with version 5 software that isn't a passive node
+               next if $ver < 5000;    # only works with version 5 software
                next if length $call < 3; # min 3 letter callsigns
                next if $call eq $main::mycall;
 
                # check that this PC19 isn't trying to alter the wrong dxchan
                my $dxchan = DXChannel::get($call);
                if ($dxchan && $dxchan != $self) {
-                       dbg("PCPROT: PC19 from $origin trying to alter wrong locally connected $call, ignored!") if isdbg('chanerr');
+                       dbg("PCPROT: PC19 from $self->{call} trying to alter wrong locally connected $call, ignored!") if isdbg('chanerr');
                        next;
                }
 
@@ -946,22 +1036,32 @@ sub handle_19
                }
                $user->sort('A') unless $user->is_node;
 
-               RouteDB::update($call, $origin);
+               RouteDB::update($call, $self->{call});
 
+               # do we believe this call?
                my $genline = "PC19^$here^$call^$conf^$ver^$_[-1]^"; 
+               unless ($call eq $self->{call} || $self->is_believed($call)) {
+                       my $pt = $user->lastping($self->{call}) || 0;
+                       if ($pt+$investigation_int < $main::systime && !Investigate::get($call, $self->{call})) {
+                               my $ivp  = Investigate->new($call, $self->{call});
+                               $ivp->version($ver);
+                               $ivp->here($here);
+                               $ivp->store_pcxx($pcno,$genline,$origin,'PC19',$here,$call,$conf,$ver,$_[-1]);
+                       } else {
+                               dbg("PCPROT: We don't believe $call on $self->{call}") if isdbg('chanerr');
+                       }
+                       $user->put;
+                       next;
+               }
+
                if (eph_dup($genline)) {
                        dbg("PCPROT: dup PC19 for $call detected") if isdbg('chanerr');
                        next;
                }
 
                my $r = Route::Node::get($call);
-               my $flags = $here;
+               my $flags = Route::here($here)|Route::conf($conf);
 
-               # is he under the control of the new protocol and not my interface call?
-               if ($call ne $origin && $r && $r->np) {
-                       dbg("PCPROT: $call aranea node, ignored") if isdbg('chanerr');
-                       next;
-               }
                # modify the routing table if it is in it, otherwise store it in the pc19list for now
                if ($r) {
                        my $ar;
@@ -973,10 +1073,15 @@ sub handle_19
                                        next;
                                }
                        }
+                       if ($r->version ne $ver || $r->flags != $flags) {
+                               $r->version($ver);
+                               $r->flags($flags);
+                               push @rout, $r unless $ar;
+                       }
                } else {
 
                        # if he is directly connected or allowed then add him, otherwise store him up for later
-                       if ($call eq $origin || $user->wantroutepc19) {
+                       if ($call eq $self->{call} || $user->wantroutepc19) {
                                my $new = Route->new($call); # throw away
                                if ($self->in_filter_route($new)) {
                                        my $ar = $parent->add($call, $ver, $flags);
@@ -985,6 +1090,10 @@ sub handle_19
                                } else {
                                        next;
                                }
+                       } else {
+                               $pc19list{$call} = [] unless exists $pc19list{$call};
+                               my $nl = $pc19list{$call};
+                               push @{$pc19list{$call}}, [$self->{call}, $ver, $flags] unless grep $_->[0] eq $self->{call}, @$nl;
                        }
                }
 
@@ -996,8 +1105,7 @@ sub handle_19
                $user->put;
        }
 
-       # we only output information that we regard as reliable
-       @rout = grep {$_ && (DXChannel::get($_->{call}) || $_->np) } @rout;
+
        $self->route_pc19($origin, $line, @rout) if @rout;
 }
                
@@ -1012,11 +1120,6 @@ sub handle_20
        $self->send(pc22());
        $self->state('normal');
        $self->{lastping} = 0;
-       my $thing = Thingy::Rt->new(user=>$self->{call});
-       my $nref = Route::Node::get($self->{call});
-       $thing->copy_pc16_data($nref);
-       $thing->broadcast($self);
-       $self->lastcf($main::systime);
 }
                
 # delete a cluster from the list
@@ -1037,56 +1140,54 @@ sub handle_21
                return;
        }
 
-       RouteDB::delete($call, $origin);
+       RouteDB::delete($call, $self->{call});
 
        # check if we believe this
-#      unless ($call eq $origin || $self->is_believed($call)) {
-#              if (my $ivp = Investigate::get($call, $origin)) {
-#                      $ivp->store_pcxx($pcno,$line,$origin,@_);
-#              } else {
-#                      dbg("PCPROT: We don't believe $call on $origin") if isdbg('chanerr');
-#              }
-#              return;
-#      }
+       unless ($call eq $self->{call} || $self->is_believed($call)) {
+               if (my $ivp = Investigate::get($call, $self->{call})) {
+                       $ivp->store_pcxx($pcno,$line,$origin,@_);
+               } else {
+                       dbg("PCPROT: We don't believe $call on $self->{call}") if isdbg('chanerr');
+               }
+               return;
+       }
 
        # check to see if we are in the pc19list, if we are then don't bother with any of
        # this routing table manipulation, just remove it from the list and dump it
        my @rout;
-
-       my $parent = Route::Node::get($origin);
-       unless ($parent) {
-               dbg("DXPROT: my parent $origin has disappeared");
-               $self->disconnect;
-               return;
-       }
-       if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
-               my $node = Route::Node::get($call);
-               if ($node) {
-                       
-                       my $dxchan = DXChannel::get($call);
-                       if ($dxchan && $dxchan != $self) {
-                               dbg("PCPROT: PC21 from $origin trying to alter locally connected $call, ignored!") if isdbg('chanerr');
-                               return;
-                       }
-                       
-                       # input filter it
-                       return unless $self->in_filter_route($node);
-                       
-                       # is he under the control of the new protocol?
-                       if ($node->np) {
-                               dbg("PCPROT: $call aranea node, ignored") if isdbg('chanerr');
-                               return;
+       if (my $nl = $pc19list{$call}) {
+               $pc19list{$call} = [ grep {$_->[0] ne $self->{call}} @$nl ];
+               delete $pc19list{$call} unless @{$pc19list{$call}};
+       } else {
+                               
+               my $parent = Route::Node::get($self->{call});
+               unless ($parent) {
+                       dbg("DXPROT: my parent $self->{call} has disappeared");
+                       $self->disconnect;
+                       return;
+               }
+               if ($call ne $main::mycall) { # don't allow malicious buggers to disconnect me!
+                       my $node = Route::Node::get($call);
+                       if ($node) {
+                                               
+                               my $dxchan = DXChannel::get($call);
+                               if ($dxchan && $dxchan != $self) {
+                                       dbg("PCPROT: PC21 from $self->{call} trying to alter locally connected $call, ignored!") if isdbg('chanerr');
+                                       return;
+                               }
+                                               
+                               # input filter it
+                               return unless $self->in_filter_route($node);
+                                               
+                               # routing objects
+                               push @rout, $node->del($parent);
                        }
-                       
-                       # routing objects
-                       push @rout, $node->del($parent);
+               } else {
+                       dbg("PCPROT: I WILL _NOT_ be disconnected!") if isdbg('chanerr');
+                       return;
                }
-       } else {
-               dbg("PCPROT: I WILL _NOT_ be disconnected!") if isdbg('chanerr');
-               return;
        }
 
-       @rout = grep {$_ && (DXChannel::get($_->{call}) || $_->np) } @rout;
        $self->route_pc21($origin, $line, @rout) if @rout;
 }
                
@@ -1099,11 +1200,6 @@ sub handle_22
        my $origin = shift;
        $self->state('normal');
        $self->{lastping} = 0;
-       my $thing = Thingy::Rt->new(user=>$self->{call});
-       my $nref = Route::Node::get($self->{call});
-       $thing->copy_pc16_data($nref);
-       $thing->broadcast($self);
-       $self->lastcf($main::systime);
 }
                                
 # WWV info
@@ -1138,13 +1234,24 @@ sub handle_23
                dbg("PCPROT: WWV Date ($_[1] $_[2]) out of range") if isdbg('chanerr');
                return;
        }
-       if (Geomag::dup($d,$sfi,$k,$i,$_[6])) {
+
+       # global wwv filtering on INPUT
+       my @dxcc = ((Prefix::cty_data($_[7]))[0..2], (Prefix::cty_data($_[8]))[0..2]);
+       if ($self->{inwwvfilter}) {
+               my ($filter, $hops) = $self->{inwwvfilter}->it(@_[7,8], $origin, @dxcc);
+               unless ($filter) {
+                       dbg("PCPROT: Rejected by input wwv filter") if isdbg('chanerr');
+                       return;
+               }
+       }
+       $_[7] =~ s/-\d+$//o;            # remove spotter's ssid
+       if (Geomag::dup($d,$sfi,$k,$i,$_[6],$_[7])) {
                dbg("PCPROT: Dup WWV Spot ignored\n") if isdbg('chanerr');
                return;
        }
-       $_[7] =~ s/-\d+$//o;            # remove spotter's ssid
                
-       my $wwv = Geomag::update($d, $_[2], $sfi, $k, $i, @_[6..8], $r);
+       # note this only takes the first one it gets
+       Geomag::update($d, $_[2], $sfi, $k, $i, @_[6..8], $r);
 
        my $rep;
        eval {
@@ -1306,7 +1413,7 @@ sub handle_39
        my $pcno = shift;
        my $line = shift;
        my $origin = shift;
-       if ($_[1] eq $origin) {
+       if ($_[1] eq $self->{call}) {
                $self->disconnect(1);
        } else {
                dbg("PCPROT: came in on wrong channel") if isdbg('chanerr');
@@ -1422,11 +1529,11 @@ sub handle_50
 
        my $call = $_[1];
 
-       RouteDB::update($call, $origin);
+       RouteDB::update($call, $self->{call});
 
        my $node = Route::Node::get($call);
        if ($node) {
-               return unless $node->call eq $origin;
+               return unless $node->call eq $self->{call};
                $node->usercount($_[2]);
 
                # input filter if required
@@ -1443,15 +1550,29 @@ sub handle_51
        my $pcno = shift;
        my $line = shift;
        my $origin = shift;
+       my $to = $_[1];
+       my $from = $_[2];
+       my $flag = $_[3];
 
-       if (eph_dup($line, 60)) {
-               dbg("PCPROT: dup PC51 detected") if isdbg('chanerr');
-               return;
-       }
+                       
+       # is it for us?
+       if ($to eq $main::mycall) {
+               if ($flag == 1) {
+                       $self->send(pc51($from, $to, '0'));
+               } else {
+                       DXXml::Ping::handle_ping_reply($self, $from);
+               }
+       } else {
 
-       my $thing = Thingy::Ping->new(origin=>$main::mycall);
-       $thing->from_DXProt($self, $line, @_);
-       $thing->handle($self);
+               RouteDB::update($from, $self->{call});
+
+               if (eph_dup($line)) {
+                       dbg("PCPROT: dup PC51 detected") if isdbg('chanerr');
+                       return;
+               }
+               # route down an appropriate thingy
+               $self->route($to, $line);
+       }
 }
 
 # dunno but route it
@@ -1564,7 +1685,8 @@ sub process
        }
 
        foreach $dxchan (@dxchan) {
-               next unless $dxchan->is_node();
+               next unless $dxchan->is_node;
+               next if $dxchan->handle_xml;
                next if $dxchan == $main::me;
 
                # send the pc50
@@ -1575,14 +1697,15 @@ sub process
                        if ($dxchan->{nopings} <= 0) {
                                $dxchan->disconnect;
                        } else {
-                               addping($main::mycall, $dxchan->call);
+                               DXXml::Ping::add($main::me, $dxchan->call);
                                $dxchan->{nopings} -= 1;
                                $dxchan->{lastping} = $t;
+                               $dxchan->{lastping} += $dxchan->{pingint} / 2 unless @{$dxchan->{pingtime}};
                        }
                }
        }
 
-#      Investigate::process();
+       Investigate::process();
 
        # every ten seconds
        if ($t - $last10 >= 10) {       
@@ -1609,6 +1732,36 @@ sub process
 #
 
 
+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) {
+               next if $dxchan == $main::me;
+               next if $dxchan == $self && $self->is_node;
+               $dxchan->dx_spot($line, $self->{isolate}, @_, $self->{call});
+       }
+}
+
+sub dx_spot
+{
+       my $self = shift;
+       my $line = shift;
+       my $isolate = shift;
+       my ($filter, $hops);
+
+       if ($self->{spotsfilter}) {
+               ($filter, $hops) = $self->{spotsfilter}->it(@_);
+               return unless $filter;
+       }
+       send_prot_line($self, $filter, $hops, $isolate, $line);
+}
+
 sub send_prot_line
 {
        my ($self, $filter, $hops, $isolate, $line) = @_;
@@ -1658,7 +1811,7 @@ sub wwv
        my ($filter, $hops);
        
        if ($self->{wwvfilter}) {
-               ($filter, $hops) = $self->{wwvfilter}->it(@_);
+               ($filter, $hops) = $self->{wwvfilter}->it(@_[7..$#_]);
                return unless $filter;
        }
        send_prot_line($self, $filter, $hops, $isolate, $line)
@@ -1862,7 +2015,7 @@ sub send_local_config
         # don't appear outside of this node
 
                # send locally connected nodes
-               my @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} && ($_->is_node || $_->is_aranea) } DXChannel::get_all();
+               my @dxchan = grep { $_->call ne $main::mycall && $_ != $self && !$_->{isolate} } DXChannel::get_all_nodes();
                @localnodes = map { my $r = Route::Node::get($_->{call}); $r ? $r : () } @dxchan if @dxchan;
                $self->send_route($main::mycall, \&pc19, scalar(@localnodes)+1, $main::routeroot, @localnodes);
 
@@ -1877,7 +2030,6 @@ sub send_local_config
                for $node (@intcalls) {
                        push @remotenodes, Route::Node::get($node) unless grep $node eq $_, @rnodes, @remotenodes;
                }
-               @remotenodes = grep {$_ && (DXChannel::get($_->{call}) || $_->np) } @remotenodes;
                $self->send_route($main::mycall, \&pc19, scalar(@remotenodes), @remotenodes);
        }
        
@@ -1983,7 +2135,7 @@ sub adjust_hops
                        $s =~ s/\^H(\d+)(\^~?)$/\^H$newhops$2/ if $newhops;
                } else {
                        # simply decrement it
-#                      $hops--;               this is done on receipt now
+                       $hops--;
                        return "" if !$hops;
                        $s =~ s/\^H(\d+)(\^~?)$/\^H$hops$2/ if $hops;
                }
@@ -2003,16 +2155,6 @@ sub load_hops
        return ();
 }
 
-
-# add a ping request to the ping queues
-sub addping
-{
-       my ($from, $to, $via) = @_;
-       my $thing = Thingy::Ping->new_ping($from eq $main::mycall ? () : (user=>$from), $via ? (touser=> $to, group => $via) : (group => $to));
-       $thing->remember;
-       $thing->broadcast;
-}
-
 sub process_rcmd
 {
        my ($self, $tonode, $fromnode, $user, $cmd) = @_;
@@ -2157,14 +2299,11 @@ sub disconnect
        
        # broadcast to all other nodes that all the nodes connected to via me are gone
        unless ($pc39flag && $pc39flag == 2) {
-               my $thing = Thingy::Bye->new(user=>$call);
-               $thing->broadcast($self);
-
                $self->route_pc21($main::mycall, undef, @rout) if @rout;
        }
 
        # remove outstanding pings
-       Thingy::Ping::forget($call);
+       delete $pings{$call};
        
        # I was the last node visited
     $self->user->node($main::mycall);