do non blocking connects
[spider.git] / perl / DXCommandmode.pm
index 639820ad15fff7ce177f95432574a2df862769cd..aea2064e615b3754bfb6ec849428211455702d94 100644 (file)
@@ -9,6 +9,8 @@
 
 package DXCommandmode;
 
+use POSIX;
+
 @ISA = qw(DXChannel);
 
 use DXUtil;
@@ -19,17 +21,24 @@ use DXDebug;
 use DXM;
 use DXLog;
 use DXLogPrint;
+use DXBearing;
 use CmdAlias;
-use FileHandle;
-use Carp;
+use Filter;
+use Minimuf;
+use DXDb;
+use AnnTalk;
+use WCY;
+use Sun;
+use Internet;
 
 use strict;
-use vars qw(%Cache %cmd_cache $errstr %aliases);
+use vars qw(%Cache %cmd_cache $errstr %aliases $scriptbase);
 
 %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
 
 #
 # obtain a new connection this is derived from dxchannel
@@ -38,7 +47,6 @@ $errstr = ();                                 # error string from eval
 sub new 
 {
        my $self = DXChannel::alloc(@_);
-       $self->{sort} = 'U';            # in absence of how to find out what sort of an object I am
        return $self;
 }
 
@@ -57,31 +65,69 @@ 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;
-       $self->{pagelth} = 20;
+       $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->{consort} = $line;       # save the connection type
        
        # set some necessary flags on the user if they are connecting
-       $self->{beep} = $self->{wwv} = $self->{talk} = $self->{ann} = $self->{here} = $self->{dx} = 1;
-       #  $self->prompt() if $self->{state} =~ /^prompt/o;
-       
+       $self->{beep} = $user->wantbeep;
+       $self->{ann} = $user->wantann;
+       $self->{wwv} = $user->wantwwv;
+       $self->{wcy} = $user->wantwcy;
+       $self->{talk} = $user->wanttalk;
+       $self->{wx} = $user->wantwx;
+       $self->{dx} = $user->wantdx;
+       $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($qra));
+       unless ($qra) {
+               my $lat = $user->lat;
+               my $long = $user->long;
+               $user->qra(DXBearing::lltoqra($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, $cuser);
-       DXProt::broadcast_ak1a(@pc16);
+       for (@pc16) {
+               DXProt::broadcast_all_ak1a($_);
+       }
        Log('DXCommand', "$call connected");
-       
+
        # send prompts and things
        my $info = DXCluster::cluster();
        $self->send("Cluster:$info");
-       $self->send($self->msg('pr', $call));
+       $self->send($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);
+       $self->prompt;
+
+       # decide on echo
+       if (!$user->wantecho) {
+               $self->send_now('E', "0");
+               $self->send($self->msg('echow'));
+       }
+       
+       $self->tell_login('loginu');
+       
 }
 
 #
@@ -122,31 +168,112 @@ sub normal
                } else {
                        $self->state('prompt');
                }
-       } else {
-               @ans = run_cmd($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 'sysop') {
+               my $passwd = $self->{user}->passwd;
+               my @pw = split / */, $passwd;
+               if ($passwd) {
+                       my @l = @{$self->{passwd}};
+                       my $str = "$pw[$l[0]].*$pw[$l[1]].*$pw[$l[2]].*$pw[$l[3]].*$pw[$l[4]]";
+                       if ($cmdline =~ /$str/) {
+                               $self->{priv} = $self->{user}->priv;
+                       } else {
+                               $self->send($self->msg('sorry'));
                        }
-                       $self->{pagedata} =  \@ans;
-                       $self->state('page');
-                       $self->send($self->msg('page', scalar @ans));
                } else {
-                       for (@ans) {
-                               s/\s+$//o;              # why ?????????
-                               $self->send($_);
+                       $self->send($self->msg('sorry'));
+               }
+               delete $self->{passwd};
+               $self->state('prompt');
+       } elsif ($self->{state} eq 'talk') {
+               if ($cmdline =~ m{^(?:/EX|/ABORT)}i) {
+                       for (@{$self->{talklist}}) {
+                               $self->send_talks($_,  $self->msg('talkend'));
                        }
-               } 
+                       $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 $clref = DXCluster->get_exact($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 (@_) {
+                       $self->send($_) if $_;
+               }
+       } 
+}
 # 
 # this is the thing that runs the command, it is done like this for the 
 # benefit of remote command execution
@@ -165,15 +292,18 @@ sub run_cmd
                dbg('eval', "stored func cmd = $c\n");
                eval  $c;
                if ($@) {
-                       return (1, "Syserr: Eval err $errstr on stored func $self->{func}");
+                       return ("Syserr: Eval err $errstr on stored func $self->{func}", $@);
                }
        } else {
+
+               return () if length $cmdline == 0;
                
                # strip out //
                $cmdline =~ s|//|/|og;
                
                # split the command line up into parts, the first part is the command
-               my ($cmd, $args) = $cmdline =~ /^([\S\/]+)\s*(.*)/o;
+               my ($cmd, $args) = split /\s+/, $cmdline, 2;
+               $args = "" unless defined $args;
                
                if ($cmd) {
                        
@@ -184,7 +314,8 @@ sub run_cmd
                        # alias it if possible
                        my $acmd = CmdAlias::get_cmd($cmd);
                        if ($acmd) {
-                               ($cmd, $args) = "$acmd $args" =~ /^([\w\/]+)\s*(.*)/o;
+                               ($cmd, $args) = split /\s+/, "$acmd $args", 2;
+                               $args = "" unless defined $args;
                                dbg('command', "aliased cmd: $cmd $args");
                        }
                        
@@ -192,34 +323,40 @@ sub run_cmd
                        ($path, $fcmd) = search($main::localcmd, $cmd, "pl");
                        ($path, $fcmd) = search($main::cmd, $cmd, "pl") if !$path || !$fcmd;
 
-                       dbg('command', "path: $cmd cmd: $fcmd");
+                       if ($path && $cmd) {
+                               dbg('command', "path: $cmd cmd: $fcmd");
                        
-                       my $package = find_cmd_name($path, $fcmd);
-                       @ans = (0) if !$package ;
-                       
-                       if ($package) {
-                               dbg('command', "package: $package");
+                               my $package = find_cmd_name($path, $fcmd);
+                               @ans = (0) if !$package ;
                                
-                               my $c = qq{ \@ans = $package(\$self, \$args) };
-                               dbg('eval', "cluster cmd = $c\n");
-                               eval  $c;
-                               if ($@) {
-                                       @ans = (0, "Syserr: Eval err cached $package\n$@");
+                               if ($package) {
+                                       dbg('command', "package: $package");
+                                       my $c;
+                                       unless (exists $Cache{$package}->{'sub'}) {
+                                               $c = eval $Cache{$package}->{'eval'};
+                                               if ($@) {
+                                                       return DXDebug::shortmess($@);
+                                               }
+                                               $Cache{$package}->{'sub'} = $c;
+                                       }
+                                       $c = $Cache{$package}->{'sub'};
+                                       eval {
+                                               @ans = &{$c}($self, $args);
+                                   };
+                                       
+                                       if ($@) {
+                                               #cluck($@);
+                                               return (DXDebug::shortmess($@));
+                                       };
                                }
+                       } else {
+                               dbg('command', "cmd: $cmd not found");
+                               return ($self->msg('e1'));
                        }
                }
        }
        
-       if ($ans[0]) {
-               shift @ans;
-       } else {
-               shift @ans;
-               if (@ans > 0) {
-                       unshift @ans, $self->msg('e2');
-               } else {
-                       @ans = $self->msg('e1');
-               }
-       }
+       shift @ans;
        return (@ans);
 }
 
@@ -230,16 +367,16 @@ sub run_cmd
 sub process
 {
        my $t = time;
-       my @chan = DXChannel->get_all();
-       my $chan;
+       my @dxchan = DXChannel->get_all();
+       my $dxchan;
        
-       foreach $chan (@chan) {
-               next if $chan->sort ne 'U';  
+       foreach $dxchan (@dxchan) {
+               next if $dxchan->sort ne 'U';  
                
                # send a prompt if no activity out on this channel
-               if ($t >= $chan->t + $main::user_interval) {
-                       $chan->prompt() if $chan->{state} =~ /^prompt/o;
-                       $chan->t($t);
+               if ($t >= $dxchan->t + $main::user_interval) {
+                       $dxchan->prompt() if $dxchan->{state} =~ /^prompt/o;
+                       $dxchan->t($t);
                }
        }
 }
@@ -251,19 +388,26 @@ sub finish
 {
        my $self = shift;
        my $call = $self->call;
-       
-       if ($call eq $main::myalias) { # unset the channel if it is us really
-               my $node = DXNode->get($main::mycall);
-               $node->{dxchan} = 0;
+
+       # reset the redirection of messages back to 'normal' if we are the sysop
+       if ($call eq $main::myalias) {
+               my $node = DXNode->get($main::mycall) or die "$main::mycall not allocated in DXNode database";
+               $node->dxchan($DXProt::me);
        }
-       my $ref = DXNodeuser->get($call);
-       
+
+       # I was the last node visited
+    $self->user->node($main::mycall);
+               
        # issue a pc17 to everybody interested
        my $nchan = DXChannel->get($main::mycall);
        my $pc17 = $nchan->pc17($self);
-       DXProt::broadcast_ak1a($pc17);
-       
+       DXProt::broadcast_all_ak1a($pc17);
+
+       # 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;
 }
 
@@ -274,9 +418,7 @@ sub finish
 sub prompt
 {
        my $self = shift;
-       my $call = $self->{call};
-       $self->send($self->msg('pr', $call));
-       #DXChannel::msg($self, 'pr', $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]
@@ -286,14 +428,14 @@ sub broadcast
        my $s = shift;                          # the line to be rebroadcast
        my @except = @_;                        # to all channels EXCEPT these (dxchannel refs)
        my @list = DXChannel->get_all(); # just in case we are called from some funny object
-       my ($chan, $except);
+       my ($dxchan, $except);
        
- L: foreach $chan (@list) {
-               next if !$chan->sort eq 'U'; # only interested in user channels  
+ L: foreach $dxchan (@list) {
+               next if !$dxchan->sort eq 'U'; # only interested in user channels  
                foreach $except (@except) {
-                       next L if $except == $chan;     # ignore channels in the 'except' list
+                       next L if $except == $dxchan;   # ignore channels in the 'except' list
                }
-               chan->send($s);                 # send it
+               $dxchan->send($s);                      # send it
        }
 }
 
@@ -309,6 +451,14 @@ sub get_all
        return @out;
 }
 
+# run a script for this user
+sub run_script
+{
+       my $self = shift;
+       my $silent = shift || 0;
+       
+}
+
 #
 # search for the command in the cache of short->long form commands
 #
@@ -326,7 +476,7 @@ sub search
        return () if $short_cmd =~ /\/$/;
 
        # return immediately if we have it
-       my ($apath, $acmd) = split ',', $cmd_cache{$short_cmd};
+       ($apath, $acmd) = split ',', $cmd_cache{$short_cmd} if $cmd_cache{$short_cmd};
        if ($apath && $acmd) {
                dbg('command', "cached $short_cmd = ($apath, $acmd)\n");
                return ($apath, $acmd);
@@ -362,6 +512,7 @@ sub search
                                        pop @lparts; #  remove the suffix
                                        $l = join '.', @lparts;
                                        #                 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");
                                        return ($path, "$dirfn$l"); 
@@ -398,22 +549,7 @@ sub valid_package_name {
        
        #Dress it up as a real package name
        $string =~ s/\//_/og;
-       return "Emb_" . $string;
-}
-
-#borrowed from Safe.pm
-sub delete_package {
-       my $pkg = shift;
-       my ($stem, $leaf);
-       
-       no strict 'refs';
-       $pkg = "DXCommandmode::$pkg\::"; # expand to full symbol table name
-       ($stem, $leaf) = $pkg =~ m/(.*::)(\w+::)$/;
-       
-       if ($stem && $leaf) {
-               my $stem_symtab = *{$stem}{HASH};
-               delete $stem_symtab->{$leaf};
-       }
+       return $string;
 }
 
 # find a cmd reference
@@ -452,32 +588,26 @@ sub find_cmd_name {
        
        # return if we can't find it
        $errstr = undef;
-       if (undef $mtime) {
+       unless (defined $mtime) {
                $errstr = DXM::msg('e1');
                return undef;
        }
        
-       if(defined $Cache{$package}{mtime} && $Cache{$package}{mtime } <= $mtime) {
+       if(defined $Cache{$package}->{mtime} &&$Cache{$package}->{mtime} <= $mtime) {
                #we have compiled this subroutine already,
                #it has not been updated on disk, nothing left to do
                #print STDERR "already compiled $package->handler\n";
                ;
        } else {
-               my $fh = new FileHandle;
-               if (!open $fh, $filename) {
+
+               my $sub = readfilestr($filename);
+               unless ($sub) {
                        $errstr = "Syserr: can't open '$filename' $!";
                        return undef;
                };
-               local $/ = undef;
-               my $sub = <$fh>;
-               close $fh;
                
                #wrap the code into a subroutine inside our unique package
-               my $eval = qq{ 
-                       sub $package 
-                       { 
-                        $sub 
-                       } };
+               my $eval = qq( sub { $sub } );
                
                if (isdbg('eval')) {
                        my @list = split /\n/, $eval;
@@ -487,27 +617,32 @@ sub find_cmd_name {
                        }
                }
                
-               {
-                       #hide our variables within this block
-                       my($filename,$mtime,$package,$sub);
-                       eval $eval;
-               }
-               
-               if ($@) {
-                       print "\$\@ = $@";
-                       $errstr = $@;
-                       delete_package($package);
-               } else {
-                       #cache it unless we're cleaning out each time
-                       $Cache{$package}{mtime} = $mtime;
-               }
+               $Cache{$package} = {mtime => $mtime, 'eval' => $eval };
        }
-       
-       #print Devel::Symdump->rnew($package)->as_string, $/;
-       $package = "DXCommandmode::$package" if $package;
-       $package = undef if $errstr;
+
        return $package;
 }
 
+# send a talk message here
+sub talk
+{
+       my ($self, $from, $to, $via, $line) = @_;
+       $line =~ s/\\5E/\^/g;
+       $self->send("$to de $from: $line") if $self->{talk};
+       Log('talk', $to, $from, $main::mycall, $line);
+}
+
+# send an announce
+sub announce
+{
+
+}
+
+# send a dx spot
+sub dx_spot
+{
+       
+}
+
 1;
 __END__