- if ($nref) {
- my $c = $nref->user_call;
- push @out, $nref->config($nodes_only, $level+1, @_);
- } else {
- push @out, ' ' x (($level+1)*2) . "$ncall?";
+ my $n = get($c);
+ _distance($n, $ah, @_, $c);
+ }
+ return;
+}
+
+sub _ordered_routes
+{
+ my $self = shift;
+ my @routes;
+
+ if (exists $self->{dxchan}) {
+ dbg("stored routes for $self->{call}: " . join(',', @{$self->{dxchan}})) if isdbg('routech');
+ return @{$self->{dxchan}} if exists $self->{dxchan};
+ }
+
+ my %ah;
+ _distance($self, \%ah);
+
+ @routes = sort {$ah{$a} <=> $ah{$b}} keys %ah;
+ $self->{dxchan} = \@routes;
+ dbg("new routes for $self->{call}: " . join(',', @routes)) if isdbg('routech');
+ return @routes;
+}
+
+# find all the possible dxchannels which this object might be on
+sub alldxchan
+{
+ my $self = shift;
+ my @dxchan;
+
+ my $dxchan = DXChannel->get($self->{call});
+ push @dxchan, $dxchan if $dxchan;
+
+ @dxchan = map {DXChannel->get($_)} _ordered_routes($self) unless @dxchan;
+ return @dxchan;
+}
+
+sub dxchan
+{
+ my $self = shift;
+
+ # ALWAYS return the locally connected channel if present;
+ my $dxchan = DXChannel->get($self->call);
+ return $dxchan if $dxchan;
+
+ my @dxchan = $self->alldxchan;
+ return undef unless @dxchan;
+
+ # determine the minimum ping channel
+ my $minping = 99999999;
+ foreach my $dxc (@dxchan) {
+ my $p = $dxc->pingave;
+ if (defined $p && $p < $minping) {
+ $minping = $p;
+ $dxchan = $dxc;