fixed double logout messages
[spider.git] / perl / DXCommandmode.pm
index 4994b313efec0b917de523b694a110616d1f6011..ff173906bebef9945743b6e5eeb089bca430a886 100644 (file)
@@ -29,15 +29,23 @@ use DXDb;
 use AnnTalk;
 use WCY;
 use Sun;
+use Internet;
 
 use strict;
-use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase);
+use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase $maxerrors %nothereslug);
 
 %Cache = ();                                   # cache of dynamically loaded routine's mod times
 %cmd_cache = ();                               # cache of short names
 $errstr = ();                                  # error string from eval
 %aliases = ();                                 # aliases for (parts of) commands
 $scriptbase = "$main::root/scripts"; # the place where all users start scripts go
+$maxerrors = 20;                               # the maximum number of concurrent errors allowed before disconnection
+
+use vars qw($VERSION $BRANCH);
+$VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
+$BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
+$main::build += $VERSION;
+$main::branch += $BRANCH;
 
 #
 # obtain a new connection this is derived from dxchannel
@@ -46,6 +54,13 @@ $scriptbase = "$main::root/scripts"; # the place where all users start scripts g
 sub new 
 {
        my $self = DXChannel::alloc(@_);
+
+       # routing, this must go out here to prevent race condx
+       my $pkg = shift;
+       my $call = shift;
+       my @rout = $main::routeroot->add_user($call, Route::here(1));
+       DXProt::route_pc16($DXProt::me, $main::routeroot, @rout) if @rout;
+
        return $self;
 }
 
@@ -64,10 +79,12 @@ sub start
        $self->send($self->msg('l2',$self->{name}));
        $self->send_file($main::motd) if (-e $main::motd);
        $self->state('prompt');         # a bit of room for further expansion, passwords etc
-       $self->{priv} = $user->priv;
-       $self->{lang} = $user->lang || 'en';
+       $self->{priv} = $user->priv || 0;
+       $self->{lang} = $user->lang || $main::lang || 'en';
        $self->{pagelth} = $user->pagelth || 20;
        $self->{priv} = 0 if $line =~ /^(ax|te)/; # set the connection priv to 0 - can be upgraded later
+       ($self->{width}) = $line =~ /width=(\d+)/;
+       $self->{width} = 80 unless $self->{width} && $self->{width} > 80;
        $self->{consort} = $line;       # save the connection type
        
        # set some necessary flags on the user if they are connecting
@@ -81,6 +98,12 @@ sub start
        $self->{logininfo} = $user->wantlogininfo;
        $self->{here} = 1;
 
+       # get the filters
+       $self->{spotsfilter} = Filter::read_in('spots', $call, 0) || Filter::read_in('spots', 'user_default', 0);
+       $self->{wwvfilter} = Filter::read_in('wwv', $call, 0) || Filter::read_in('wwv', 'user_default', 0);
+       $self->{wcyfilter} = Filter::read_in('wcy', $call, 0) || Filter::read_in('wcy', 'user_default', 0);
+       $self->{annfilter} = Filter::read_in('ann', $call, 0) || Filter::read_in('ann', 'user_default', 0) ;
+
        # clean up qra locators
        my $qra = $user->qra;
        $qra = undef if ($qra && !DXBearing::is_qra($qra));
@@ -90,28 +113,17 @@ sub start
                $user->qra(DXBearing::lltoqra($lat, $long)) if (defined $lat && defined $long);  
        }
 
-       # add yourself to the database
-       my $node = DXNode->get($main::mycall) or die "$main::mycall not allocated in DXNode database";
-       my $cuser = DXNodeuser->new($self, $node, $call, 0, 1);
-       $node->dxchan($self) if $call eq $main::myalias; # send all output for mycall to myalias
-
-       # issue a pc16 to everybody interested
-       my $nchan = DXChannel->get($main::mycall);
-       my @pc16 = DXProt::pc16($nchan, $cuser);
-       for (@pc16) {
-               DXProt::broadcast_all_ak1a($_);
-       }
        Log('DXCommand', "$call connected");
 
        # send prompts and things
-       my $info = DXCluster::cluster();
+       my $info = Route::cluster();
        $self->send("Cluster:$info");
        $self->send($self->msg('namee1')) if !$user->name;
        $self->send($self->msg('qthe1')) if !$user->qth;
        $self->send($self->msg('qll')) if !$user->qra || (!$user->lat && !$user->long);
        $self->send($self->msg('hnodee1')) if !$user->qth;
        $self->send($self->msg('m9')) if DXMsg::for_me($call);
-       $self->send($self->msg('pr', $call));
+       $self->prompt;
 
        # decide on echo
        if (!$user->wantecho) {
@@ -121,6 +133,13 @@ sub start
        
        $self->tell_login('loginu');
        
+       # do we need to send a forward/opernam?
+       my $lastoper = $user->lastoper || 0;
+       my $homenode = $user->homenode || ""; 
+       if ($homenode eq $main::mycall && $lastoper + $DXUser::lastoperinterval < $main::systime) {
+               run_cmd($DXProt::me, "forward/opernam $call");
+               $user->lastoper($main::systime);
+       }
 }
 
 #
@@ -177,30 +196,100 @@ sub normal
                }
                delete $self->{passwd};
                $self->state('prompt');
-       } else {
-               @ans = run_cmd($self, $cmdline);           # if length $cmdline;
-               
-               if ($self->{pagelth} && @ans > $self->{pagelth}) {
-                       my $i;
-                       for ($i = $self->{pagelth}; $i-- > 0; ) {
-                               my $line = shift @ans;
-                               $line =~ s/\s+$//o;     # why am having to do this? 
-                               $self->send($line);
+       } elsif ($self->{state} eq 'talk') {
+               if ($cmdline =~ m{^(?:/EX|/ABORT)}i) {
+                       for (@{$self->{talklist}}) {
+                               $self->send_talks($_,  $self->msg('talkend'));
                        }
-                       $self->{pagedata} =  \@ans;
-                       $self->state('page');
-                       $self->send($self->msg('page', scalar @ans));
-               } else {
-                       for (@ans) {
-                               $self->send($_) if $_;
+                       $self->state('prompt');
+                       delete $self->{talklist};
+               } elsif ($cmdline =~ m(^/\w+)) {
+                       $cmdline =~ s(^/)();
+                       $self->send_ans(run_cmd($self, $cmdline));
+                       $self->send($self->talk_prompt);
+               } elsif ($self->{talklist} && @{$self->{talklist}}) {
+                       # send what has been said to whoever is in this person's talk list
+                       for (@{$self->{talklist}}) {
+                               $self->send_talks($_, $cmdline);
                        }
-               } 
+                       $self->send($self->talk_prompt) if $self->{state} eq 'talk';
+               } else {
+                       # for safety
+                       $self->state('prompt');
+               }
+       } else {
+               $self->send_ans(run_cmd($self, $cmdline));
        } 
        
        # send a prompt only if we are in a prompt state
        $self->prompt() if $self->{state} =~ /^prompt/o;
 }
 
+# send out the talk messages taking into account vias and connectivity
+sub send_talks
+{
+       my ($self, $ent, $line) = @_;
+       
+       my ($to, $via) = $ent =~ /(\S+)>(\S+)/;
+       $to = $ent unless $to;
+       my $call = $via ? $via : $to;
+       my $clref = Route::get($call);
+       my $dxchan = $clref->dxchan if $clref;
+       if ($dxchan) {
+               $dxchan->talk($self->{call}, $to, $via, $line);
+       } else {
+               $self->send($self->msg('disc2', $via ? $via : $to));
+               my @l = grep { $_ ne $ent } @{$self->{talklist}};
+               if (@l) {
+                       $self->{talklist} = \@l;
+               } else {
+                       delete $self->{talklist};
+                       $self->state('prompt');
+               }
+       }
+}
+
+sub talk_prompt
+{
+       my $self = shift;
+       my @call;
+       for (@{$self->{talklist}}) {
+               my ($to, $via) = /(\S+)>(\S+)/;
+               $to = $_ unless $to;
+               push @call, $to;
+       }
+       return $self->msg('talkprompt', join(',', @call));
+}
+
+#
+# send a load of stuff to a command user with page prompting
+# and stuff
+#
+
+sub send_ans
+{
+       my $self = shift;
+       
+       if ($self->{pagelth} && @_ > $self->{pagelth}) {
+               my $i;
+               for ($i = $self->{pagelth}; $i-- > 0; ) {
+                       my $line = shift @_;
+                       $line =~ s/\s+$//o;     # why am having to do this? 
+                       $self->send($line);
+               }
+               $self->{pagedata} =  [ @_ ];
+               $self->state('page');
+               $self->send($self->msg('page', scalar @_));
+       } else {
+               for (@_) {
+                       if (defined $_) {
+                               $self->send($_);
+                       } else {
+                               $self->send('');
+                       }
+               }
+       } 
+}
 # 
 # this is the thing that runs the command, it is done like this for the 
 # benefit of remote command execution
@@ -216,7 +305,7 @@ sub run_cmd
        
        if ($self->{func}) {
                my $c = qq{ \@ans = $self->{func}(\$self, \$cmdline) };
-               dbg('eval', "stored func cmd = $c\n");
+               dbg("stored func cmd = $c\n") if isdbg('eval');
                eval  $c;
                if ($@) {
                        return ("Syserr: Eval err $errstr on stored func $self->{func}", $@);
@@ -230,20 +319,20 @@ sub run_cmd
                
                # split the command line up into parts, the first part is the command
                my ($cmd, $args) = split /\s+/, $cmdline, 2;
-               $args = "" unless $args;
+               $args = "" unless defined $args;
                
                if ($cmd) {
                        
                        my ($path, $fcmd);
                        
-                       dbg('command', "cmd: $cmd");
+                       dbg("cmd: $cmd") if isdbg('command');
                        
                        # alias it if possible
                        my $acmd = CmdAlias::get_cmd($cmd);
                        if ($acmd) {
                                ($cmd, $args) = split /\s+/, "$acmd $args", 2;
-                               $args = "" unless $args;
-                               dbg('command', "aliased cmd: $cmd $args");
+                               $args = "" unless defined $args;
+                               dbg("aliased cmd: $cmd $args") if isdbg('command');
                        }
                        
                        # first expand out the entry to a command
@@ -251,13 +340,13 @@ sub run_cmd
                        ($path, $fcmd) = search($main::cmd, $cmd, "pl") if !$path || !$fcmd;
 
                        if ($path && $cmd) {
-                               dbg('command', "path: $cmd cmd: $fcmd");
+                               dbg("path: $cmd cmd: $fcmd") if isdbg('command');
                        
                                my $package = find_cmd_name($path, $fcmd);
                                @ans = (0) if !$package ;
                                
                                if ($package) {
-                                       dbg('command', "package: $package");
+                                       dbg("package: $package") if isdbg('command');
                                        my $c;
                                        unless (exists $Cache{$package}->{'sub'}) {
                                                $c = eval $Cache{$package}->{'eval'};
@@ -272,18 +361,33 @@ sub run_cmd
                                    };
                                        
                                        if ($@) {
-                                               cluck($@);
+                                               #cluck($@);
                                                return (DXDebug::shortmess($@));
                                        };
                                }
                        } else {
-                               dbg('command', "cmd: $cmd not found");
-                               return ($self->msg('e1'));
+                               dbg("cmd: $cmd not found") if isdbg('command');
+                               if (++$self->{errors} > $maxerrors) {
+                                       $self->send($self->msg('e26'));
+                                       $self->disconnect;
+                                       return ();
+                               } else {
+                                       return ($self->msg('e1'));
+                               }
                        }
                }
        }
        
-       shift @ans;
+       my $ok = shift @ans;
+       if ($ok) {
+               delete $self->{errors};
+       } else {
+               if (++$self->{errors} > $maxerrors) {
+                       $self->send($self->msg('e26'));
+                       $self->disconnect;
+                       return ();
+               }
+       }
        return (@ans);
 }
 
@@ -306,45 +410,47 @@ sub process
                        $dxchan->t($t);
                }
        }
+
+       while (my ($k, $v) = each %nothereslug) {
+               if ($main::systime >= $v + 300) {
+                       delete $nothereslug{$k};
+               }
+       }
 }
 
 #
 # finish up a user context
 #
-sub finish
+sub disconnect
 {
        my $self = shift;
-       my $conn = shift;
        my $call = $self->call;
 
-       # I was the last node visited
-    $self->user->node($main::mycall);
-               
-       # log out text
-       if ($conn && -e "$main::data/logout") {
-               open(I, "$main::data/logout") or confess;
-               my @in = <I>;
-               close(I);
-               $self->send_now('D', @in);
-               sleep(1);
-       }
+       return if $self->{disconnecting}++;
 
-       if ($call eq $main::myalias) { # unset the channel if it is us really
-               my $node = DXNode->get($main::mycall);
-               $node->{dxchan} = 0;
+       delete $self->{senddbg};
+
+       my $uref = Route::User::get($call);
+       my @rout;
+       if ($uref) {
+               @rout = $main::routeroot->del_user($uref);
+               dbg("B/C PC17 on $main::mycall for: $call") if isdbg('route');
+       } else {
+               confess "trying to disconnect a non existant user $call";
        }
-       
+
        # issue a pc17 to everybody interested
-       my $nchan = DXChannel->get($main::mycall);
-       my $pc17 = $nchan->pc17($self);
-       DXProt::broadcast_all_ak1a($pc17);
+       DXProt::route_pc17($DXProt::me, $main::routeroot, @rout) if @rout;
 
+       # I was the last node visited
+    $self->user->node($main::mycall);
+               
        # send info to all logged in thingies
        $self->tell_login('logoutu');
 
        Log('DXCommand', "$call disconnected");
-       my $ref = DXCluster->get_exact($call);
-       $ref->del() if $ref;
+
+       $self->SUPER::disconnect;
 }
 
 #
@@ -354,7 +460,7 @@ sub finish
 sub prompt
 {
        my $self = shift;
-       $self->send($self->msg($self->here ? 'pr' : 'pr2', $self->call));
+       $self->send($self->msg($self->here ? 'pr' : 'pr2', $self->call, cldate($main::systime), ztime($main::systime)));
 }
 
 # broadcast a message to all users [except those mentioned after buffer]
@@ -362,15 +468,10 @@ sub broadcast
 {
        my $pkg = shift;                        # ignored
        my $s = shift;                          # the line to be rebroadcast
-       my @except = @_;                        # to all channels EXCEPT these (dxchannel refs)
-       my @list = DXChannel->get_all(); # just in case we are called from some funny object
-       my ($dxchan, $except);
        
- L: foreach $dxchan (@list) {
-               next if !$dxchan->sort eq 'U'; # only interested in user channels  
-               foreach $except (@except) {
-                       next L if $except == $dxchan;   # ignore channels in the 'except' list
-               }
+    foreach my $dxchan (DXChannel->get_all()) {
+               next unless $dxchan->{sort} eq 'U'; # only interested in user channels  
+               next if grep $dxchan == $_, @_;
                $dxchan->send($s);                      # send it
        }
 }
@@ -378,13 +479,7 @@ sub broadcast
 # gimme all the users
 sub get_all
 {
-       my @list = DXChannel->get_all();
-       my $ref;
-       my @out;
-       foreach $ref (@list) {
-               push @out, $ref if $ref->sort eq 'U';
-       }
-       return @out;
+       return grep {$_->{sort} eq 'U'} DXChannel->get_all();
 }
 
 # run a script for this user
@@ -406,7 +501,7 @@ sub search
        
        # commands are lower case
        $short_cmd = lc $short_cmd;
-       dbg('command', "command: $path $short_cmd\n");
+       dbg("command: $path $short_cmd\n") if isdbg('command');
 
        # do some checking for funny characters
        return () if $short_cmd =~ /\/$/;
@@ -414,7 +509,7 @@ sub search
        # return immediately if we have it
        ($apath, $acmd) = split ',', $cmd_cache{$short_cmd} if $cmd_cache{$short_cmd};
        if ($apath && $acmd) {
-               dbg('command', "cached $short_cmd = ($apath, $acmd)\n");
+               dbg("cached $short_cmd = ($apath, $acmd)\n") if isdbg('command');
                return ($apath, $acmd);
        }
        
@@ -436,7 +531,7 @@ sub search
                        next if $l =~ /^\./;
                        if ($i < $#parts) {             # we are dealing with directories
                                if ((-d "$curdir/$l") && $p eq substr($l, 0, length $p)) {
-                                       dbg('command', "got dir: $curdir/$l\n");
+                                       dbg("got dir: $curdir/$l\n") if isdbg('command');
                                        $dirfn .= "$l/";
                                        $curdir .= "/$l";
                                        last;
@@ -450,7 +545,7 @@ sub search
                                        #                 chop $dirfn;               # remove trailing /
                                        $dirfn = "" unless $dirfn;
                                        $cmd_cache{"$short_cmd"} = join(',', ($path, "$dirfn$l")); # cache it
-                                       dbg('command', "got path: $path cmd: $dirfn$l\n");
+                                       dbg("got path: $path cmd: $dirfn$l\n") if isdbg('command');
                                        return ($path, "$dirfn$l"); 
                                }
                        }
@@ -549,7 +644,7 @@ sub find_cmd_name {
                        my @list = split /\n/, $eval;
                        my $line;
                        for (@list) {
-                               dbg('eval', $_, "\n");
+                               dbg($_ . "\n") if isdbg('eval');
                        }
                }
                
@@ -559,5 +654,138 @@ sub find_cmd_name {
        return $package;
 }
 
+sub local_send
+{
+       my ($self, $let, $buf) = @_;
+       if ($self->{state} eq 'prompt' || $self->{state} eq 'talk') {
+               if ($self->{enhanced}) {
+                       $self->send_later($let, $buf);
+               } else {
+                       $self->send($buf);
+               }
+       } else {
+               $self->delay($buf);
+       }
+}
+
+# send a talk message here
+sub talk
+{
+       my ($self, $from, $to, $via, $line) = @_;
+       $line =~ s/\\5E/\^/g;
+       $self->local_send('T', "$to de $from: $line") if $self->{talk};
+       Log('talk', $to, $from, $main::mycall, $line);
+       # send a 'not here' message if required
+       unless ($self->{here} && $from ne $to) {
+               my $key = "$to$from";
+               unless (exists $nothereslug{$key}) {
+                       my ($ref, $dxchan);
+                       if (($ref = Route::get($from)) && ($dxchan = $ref->dxchan)) {
+                               my $name = $self->user->name || $to;
+                               my $s = $self->user->nothere || $dxchan->msg('nothere', $name);
+                               $nothereslug{$key} = $main::systime;
+                               $dxchan->talk($to, $from, undef, $s);
+                       }
+               }
+       }
+}
+
+# send an announce
+sub announce
+{
+       my $self = shift;
+       my $line = shift;
+       my $isolate = shift;
+       my $to = shift;
+       my $target = shift;
+       my $text = shift;
+       my ($filter, $hops);
+
+       if ($self->{annfilter}) {
+               ($filter, $hops) = $self->{annfilter}->it(@_ );
+               return unless $filter;
+       }
+
+       unless ($self->{ann}) {
+               return if $_[0] ne $main::myalias && $_[0] ne $main::mycall;
+       }
+       return if $target eq 'SYSOP' && $self->{priv} < 5;
+       my $buf = "$to$target de $_[0]: $text";
+       $buf =~ s/\%5E/^/g;
+       $buf .= "\a\a" if $self->{beep};
+       $self->local_send($target eq 'WX' ? 'W' : 'N', $buf);
+}
+
+# send a dx spot
+sub dx_spot
+{
+       my $self = shift;
+       my $line = shift;
+       my $isolate = shift;
+       my ($filter, $hops);
+
+       return unless $self->{dx};
+       
+       if ($self->{spotsfilter}) {
+               ($filter, $hops) = $self->{spotsfilter}->it(@_ );
+               return unless $filter;
+       }
+
+       my $buf = Spot::formatb($self->{user}->wantgrid, $_[0], $_[1], $_[2], $_[3], $_[4]);
+       $buf .= "\a\a" if $self->{beep};
+       $buf =~ s/\%5E/^/g;
+       $self->local_send('X', $buf);
+}
+
+sub wwv
+{
+       my $self = shift;
+       my $line = shift;
+       my $isolate = shift;
+       my ($filter, $hops);
+
+       return unless $self->{wwv};
+       
+       if ($self->{wwvfilter}) {
+               ($filter, $hops) = $self->{wwvfilter}->it(@_ );
+               return unless $filter;
+       }
+
+       my $buf = "WWV de $_[6] <$_[1]>:   SFI=$_[2], A=$_[3], K=$_[4], $_[5]";
+       $buf .= "\a\a" if $self->{beep};
+       $self->local_send('V', $buf);
+}
+
+sub wcy
+{
+       my $self = shift;
+       my $line = shift;
+       my $isolate = shift;
+       my ($filter, $hops);
+
+       return unless $self->{wcy};
+       
+       if ($self->{wcyfilter}) {
+               ($filter, $hops) = $self->{wcyfilter}->it(@_ );
+               return unless $filter;
+       }
+
+       my $buf = "WCY de $_[10] <$_[1]> : K=$_[4] expK=$_[5] A=$_[3] R=$_[6] SFI=$_[2] SA=$_[7] GMF=$_[8] Au=$_[9]";
+       $buf .= "\a\a" if $self->{beep};
+       $self->local_send('Y', $buf);
+}
+
+# broadcast debug stuff to all interested parties
+sub broadcast_debug
+{
+       my $s = shift;                          # the line to be rebroadcast
+       
+       foreach my $dxchan (DXChannel->get_all) {
+               next unless $dxchan->{enhanced} && $dxchan->{senddbg};
+               $dxchan->send_later('L', $s);
+       }
+}
+
+
 1;
 __END__