- # local processing 1
- my $pcr;
- eval {
- $pcr = Local::pcprot($self, $pcno, @field);
- };
-# dbg('local', "Local::pcprot error $@") if $@;
- return if $pcr;
-
- SWITCH: {
- if ($pcno == 10) { # incoming talk
-
- # is it for me or one of mine?
- my $call = ($field[5] gt ' ') ? $field[5] : $field[2];
- if ($call eq $main::mycall || grep $_ eq $call, get_all_user_calls()) {
-
- # yes, it is
- my $text = unpad($field[3]);
- Log('talk', $call, $field[1], $field[6], $text);
- $call = $main::myalias if $call eq $main::mycall;
- my $ref = DXChannel->get($call);
- $ref->send("$call de $field[1]: $text") if $ref && $ref->{talk};
- } else {
- route($field[2], $line); # relay it on its way
- }
- return;
- }
-
- if ($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;
-
- # convert the date to a unix date
- 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");
- return;
- }
-
- # strip off the leading & trailing spaces from the comment
- my $text = unpad($field[5]);
-
- # store it away
- my $spotter = $field[6];
- $spotter =~ s/-[\@\d]+$//o; # strip off the ssid from the spotter
-
- # do some de-duping
- my $freq = $field[1] - 0;
- my $dupkey = "$freq$field[2]$d$text$spotter";
- if ($spotdup{$dupkey}) {
- dbg('chan', "Duplicate Spot ignored\n");
- return;
- }
-
- $spotdup{$dupkey} = $d;
-
- # is it 'baddx'
- if (grep $field[2] eq $_, @baddx) {
- dbg('chan', "Bad DX spot, ignored");
- return;
- }
-
- # are any of the crucial fields invalid?
- if ($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]);
-
- #
- # @spot at this point contains:-
- # freq, spotted call, time, text, spotter, spotted cc, spotters cc, orig node
- # then spotted itu, spotted cq, spotters itu, spotters cq
- # you should be able to route on any of these
- #
-
- # local processing
- my $r;
- eval {
- $r = Local::spot($self, @spot);
- };
-# dbg('local', "Local::spot1 error $@") 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, $line, @spot) if @spot;
- return;
- }
-
- if ($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} = $main::systime;
-
- # global ann filtering
- my ($filter, $hops) = Filter::it($self->{annfilter}, @field[1..6], $self->{call} ) if $self->{annfilter};
- if ($self->{annfilter} && !$filter) {
- dbg('chan', "Rejected by filter");
- return;
- }
-
- if ($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 = '';
- }
- $target = "All" if !$target;
-
- if (@list > 0) {
- broadcast_list("$to$target de $field[1]: $text", 'ann', undef, @list);
- } else {
- broadcast_users("$target de $field[1]: $text", 'ann', undef);
- }
- Log('ann', $target, $field[1], $text);
-
- return if $field[2] eq $main::mycall; # it's routed to me
- } else {
- route($field[2], $line);
- return; # only on a routed one
- }
-
- last SWITCH;
- }
-
- if ($pcno == 13) {
- last SWITCH;
- }
- if ($pcno == 14) {
- last SWITCH;
- }
- if ($pcno == 15) {
- last SWITCH;
- }
-
- if ($pcno == 16) { # add a user
- my $node = DXCluster->get_exact($field[1]);
- 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 $i;
-
-
- for ($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?)
-
- $confmode = $confmode eq '*';
- DXNodeuser->new($self, $node, $call, $confmode, $here);
-
- # add this station to the user database, if required
- $call =~ s/-\d+$//o; # remove ssid for users
- my $user = DXUser->get_current($call);
- $user = DXUser->new($call) if !$user;
- $user->homenode($node->call) if !$user->homenode;
- $user->node($node->call);
- $user->lastin($main::systime) unless DXChannel->get($call);
- $user->put;
- }
-
- # queue up any messages (look for privates only)
- DXMsg::queue_msg(1) if $self->state eq 'normal';
- last SWITCH;
- }
-
- if ($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();
- $self->send(pc20());
- return; # we don't pass these on
- }
-
- if ($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];
- my $ver = $field[$i+3];
-
- $ver = 5400 if !$ver && $allowzero;
-
- # now check the call over
- 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);
- $mref->stop_msg($call) if $mref;
-
- # add this station to the user database, if required (don't remove SSID from nodes)
- my $user = DXUser->get_current($call);
- if (!$user) {
- $user = DXUser->new($call);
- $user->sort('A');
- $user->priv(1); # I have relented and defaulted nodes
- $self->{priv} = 1; # to user RCMDs allowed
- $user->homenode($call);
- $user->node($call);
- }
- $user->lastin($main::systime) unless DXChannel->get($call);
- $user->put;
- }
-
- return if $newline eq "PC19^";
-
- # add hop count
- $newline .= get_hops(19) . "^";
- $line = $newline;
- last SWITCH;
- }
-
- if ($pcno == 20) { # send local configuration
- $self->send_local_config();
- $self->send(pc22());
- $self->state('normal');
- return;
- }
-
- if ($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 $node = DXCluster->get_exact($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) {
- $self->state('normal');
- return;
- }
-
- if ($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 $dupkey = "$d.$sfi$k$i";
- if ($wwvdup{$dupkey}) {
- dbg('chan', "Dup WWV Spot ignored\n");
- return;
- }
- if ($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..8]);
-
- my $r;
- eval {
- $r = Local::wwv($self, $field[1], $field[2], $sfi, $k, $i, @field[6..8]);
- };
-# dbg('local', "Local::wwv2 error $@") if $@;
- return if $r;
-
- # DON'T be silly and send on PC27s!
- return if $pcno == 27;
-
- # broadcast to the eager world
- send_wwv_spot($self, $line, $d, $field[2], $sfi, $k, $i, @field[6..8]);
- return;
- }
-
- if ($pcno == 24) { # set here status
- my $call = uc $field[1];
- my $ref = DXCluster->get_exact($call);
- $ref->here($field[2]) if $ref;
- last SWITCH;
- }
-
- if ($pcno == 25) { # merge request
- 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;
- }
-
- Log('DXProt', "Merge request for $field[3] spots and $field[4] WWV from $field[1]");
-
- # spots
- if ($field[3] > 0) {
- my @in = reverse Spot::search(1, undef, undef, 0, $field[3]-1);
- my $in;
- foreach $in (@in) {
- $self->send(pc26(@{$in}[0..4], $field[2]));
- }
- }