X-Git-Url: http://gb7djk.dxcluster.net/gitweb/gitweb.cgi?a=blobdiff_plain;ds=sidebyside;f=perl%2FRoute.pm;h=d4fb95d4205eae5143959c9c6efd130b0da1eb43;hb=99e970eab7e843c6810039bc85f462b270534a62;hp=afce3a042d850200af3b9478d8e6b88cd8527403;hpb=6230850db2f82835e5ef75da4f418615ba4261da;p=spider.git

diff --git a/perl/Route.pm b/perl/Route.pm
index afce3a04..d4fb95d4 100644
--- a/perl/Route.pm
+++ b/perl/Route.pm
@@ -285,6 +285,34 @@ sub get
 	return Route::Node::get($call) || Route::User::get($call);
 }
 
+sub findroutes
+{
+	my $call = shift;
+	my $level = shift || 0;
+	my $seen = shift || {};
+	my @out;
+
+	dbg("findroutes: $call level: $level calls: " . join(',', @_)) if isdbg('routec');
+
+	# recursion detector
+	return () if $seen->{$call};
+	if (my $dxchan = DXChannel::get($call)) {
+		$seen->{$call}++;
+		push @out, $level ? [$level, $dxchan] : $dxchan;
+		return @out;
+	}
+
+	# deal with more nodes
+	my $nref = Route::get($call);
+	foreach my $ncall (@{$nref->{parent}}) {
+		dbg("recursing from $call -> $ncall") if isdbg('routec');
+		my @rout = findroutes($ncall, $level+1, $seen);
+		push @out, @rout;
+	}
+
+	return $level == 0 ? map {$_->[1]} sort {$a->[0] <=> $b->[0]} @out : @out;
+}
+
 # find all the possible dxchannels which this object might be on
 sub alldxchan
 {