get to a reasonably stable stage in the route info exchange.

[spider.git] / perl / Route / Node.pm

diff --git a/perl/Route/Node.pm b/perl/Route/Node.pm
index 5858ddcc0053184f77b2eb7481441a3906c3c660..2350f86f062dacbd0218e8f4a2c53f67a00df042 100644 (file)
--- a/perl/Route/Node.pm
+++ b/perl/Route/Node.pm
@@ -27,8 +27,9 @@ use vars qw(%list %valid @ISA $max $filterdef);
                  users => '0,Users,parray',
                  usercount => '0,User Count',
                  version => '0,Version',
+                 build => '0,Build',
+                 sw => '0,Software',
                  np => '0,Using New Prot,yesno',
-                 lid => '0,Last Msgid',
 );
 
 $filterdef = $Route::filterdef;
@@ -208,6 +209,39 @@ sub rnodes
        return @out;
 }
 
+# return the differences in nodes between what we currently have and
+# the list proffered. Returns two refs one to a list of nodes to remove and  
+# the other a list of nodes to add
+# 
+# input is a list of callsigns (not refs)
+sub diff_nodes
+{
+       my $self = shift;
+       my $in = ref $_[0] ? shift : \@_;
+       my %del = map {($_, 1)} nodes($self);
+       my %in = map {($_, 1)} @$in;
+       
+       # remove all the calls that are in both lists
+       for (@$in) {
+               delete $in{$_} if delete $del{$_};
+       }
+       return ([keys %del], [keys %in]);
+}
+
+# same as above but for users
+sub diff_users
+{
+       my $self = shift;
+       my $in = ref $_[0] ? shift : \@_;
+       my %del = map {($_, 1)} users($self);
+       my %in = map {($_, 1)} @$in;
+       
+       # remove all the calls that are in both lists
+       for (@$in) {
+               delete $in{$_} if delete $del{$_};
+       }
+       return ([keys %del], [keys %in]);
+}
 
 sub new
 {
@@ -218,8 +252,8 @@ sub new
        
        my $self = $pkg->SUPER::new($call);
        $self->{parent} = ref $pkg ? [ $pkg->{call} ] : [ ];
-       $self->{version} = shift;
-       $self->{flags} = shift;
+       $self->{version} = 0 || shift;
+       $self->{flags} = 0 || shift;
        $self->{users} = [];
        $self->{nodes} = [];
        $self->{lid} = 0;