well on the way to having a working cluster database

[spider.git] / perl / DXCluster.pm

diff --git a/perl/DXCluster.pm b/perl/DXCluster.pm
index b61cb3411da12f62ace223e5da883fc40116f917..9560ba576a5b131132c9ef26a5ab455946449f2b 100644 (file)
--- a/perl/DXCluster.pm
+++ b/perl/DXCluster.pm
@@ -16,24 +16,27 @@ package DXCluster;
 
 use Exporter;
 @ISA = qw(Exporter);
+use Carp;
+use DXDebug;
 
 use strict;
 
 my %cluster = ();            # this is where we store the dxcluster database
 
 my %valid = (
-  mynode => '0,Parent Node',
+  mynode => '0,Parent Node,showcall',
   call => '0,Callsign',
   confmode => '0,Conference Mode,yesno',
   here => '0,Here?,yesno',
   dxchan => '5,Channel ref',
   pcversion => '5,Node Version',
   list => '5,User List,dolist',
+  users => '0,No of Users',
 );
 
 sub alloc
 {
-  my ($pkg, $call, $confmode, $here, $dxchan) = @_;
+  my ($pkg, $dxchan, $call, $confmode, $here) = @_;
   die "$call is already alloced" if $cluster{$call};
   my $self = {};
   $self->{call} = $call;
@@ -72,9 +75,33 @@ sub field_prompt
   return $valid{$ele};
 }
 
+# this expects a reference to a list in a node NOT a ref to a node 
 sub dolist
 {
+  my $self = shift;
+  my $out;
+  my $ref;
+  
+  foreach $ref (@{$self}) {
+    my $s = $ref->{call};
+       $s = "($s)" if !$ref->{here};
+       $out .= "$s ";
+  }
+  chop $out;
+  return $out;
+}
 
+# this expects a reference to a node 
+sub showcall
+{
+  my $self = shift;
+  return $self->{call};
+}
+
+sub DESTROY
+{
+  my $self = shift;
+  dbg('cluster', "destroying $self->{call}\n");
 }
 
 no strict;
@@ -86,7 +113,7 @@ sub AUTOLOAD
   return if $name =~ /::DESTROY$/;
   $name =~ s/.*:://o;
   
-  die "Non-existant field '$AUTOLOAD'" if !$valid{$name};
+  confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
   @_ ? $self->{$name} = shift : $self->{$name} ;
 }
 
@@ -98,29 +125,39 @@ package DXNodeuser;
 
 @ISA = qw(DXCluster);
 
+use DXDebug;
+
 use strict;
-my %users = ();
+my $users = 0;
 
 sub new 
 {
-  my ($pkg, $mynode, $call, $confmode, $here, $dxchan) = @_;
-  my $self = $pkg->alloc($call, $confmode, $here, $dxchan);
-  $self->{mynode} = $mynode;
+  my ($pkg, $dxchan, $node, $call, $confmode, $here) = @_;
 
-  $users{$call} = $self;
+  die "tried to add $call when it already exists" if DXCluster->get($call);
+  
+  my $self = $pkg->alloc($dxchan, $call, $confmode, $here);
+  $self->{mynode} = $node;
+  $self->{list}->{$call} = $self;     # add this user to the list on this node
+  $users++;
+  dbg('cluster', "allocating user $self->{call}\n");
   return $self;
 }
 
 sub del
 {
   my $self = shift;
-  $self->delcluster();              # out of the whole cluster table
-  delete $users{$self->{call}};     # out of the users table
+  my $call = $self->{call};
+  my $node = $self->{mynode};
+ 
+  delete $node->{list}->{$call};
+  delete $cluster{$call};     # remove me from the cluster table
+  $users-- if $users > 0;
 }
 
 sub count
 {
-  return %users + 1;                 # + 1 for ME (naf eh!)
+  return $users;                 # + 1 for ME (naf eh!)
 }
 
 no strict;
@@ -133,31 +170,28 @@ package DXNode;
 
 @ISA = qw(DXCluster);
 
+use DXDebug;
+
 use strict;
-my %nodes = ();
+my $nodes = 0;
 
 sub new 
 {
-  my ($pkg, $call, $confmode, $here, $pcversion, $dxchan) = @_;
-  my $self = $pkg->alloc($call, $confmode, $here, $dxchan);
+  my ($pkg, $dxchan, $call, $confmode, $here, $pcversion) = @_;
+  my $self = $pkg->alloc($dxchan, $call, $confmode, $here);
   $self->{version} = $pcversion;
-  $nodes{$call} = $self;
+  $self->{list} = { } ;
+  $nodes++;
+  dbg('cluster', "allocating node $self->{call}\n");
   return $self;
 }
 
-# get a node
-sub get
-{
-  my ($pkg, $call) = @_;
-  return $nodes{$call};
-}
-
 # get all the nodes
 sub get_all
 {
   my $list;
   my @out;
-  foreach $list (values(%nodes)) {
+  foreach $list (values(%cluster)) {
     push @out, $list if $list->{pcversion};
   }
   return @out;
@@ -166,15 +200,29 @@ sub get_all
 sub del
 {
   my $self = shift;
-  my $call = $self->call;
-  
-  DXUser->delete($call);     # delete all the users on this node
-  delete $nodes{$call};
+  my $call = $self->{call};
+  my $ref;
+
+  # delete all the listed calls
+  foreach $ref (values %{$self->{list}}) {
+    $ref->del();      # this also takes them out of this list
+  }
+  $nodes-- if $nodes > 0;
+}
+
+sub update_users
+{
+  my $self = shift;
+  if (%{$self->{list}}) {
+    $self->{users} = scalar %{$self->{list}};
+  } else {
+    $self->{users} = shift;
+  }
 }
 
 sub count
 {
-  return %nodes + 1;           # + 1 for ME!
+  return $nodes;           # + 1 for ME!
 }
 
 sub dolist