1. I believe I have fixed all the login/logout 'broken pipe' errors
[spider.git] / perl / DXCommandmode.pm
index de59160663c080356a11a354c5a52b098f0f3ea1..ca6a1c4e989cbc264c4b72cf698a6197bf7a6c93 100644 (file)
@@ -9,6 +9,8 @@
 
 package DXCommandmode;
 
+use POSIX;
+
 @ISA = qw(DXChannel);
 
 use DXUtil;
@@ -21,16 +23,21 @@ 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 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
@@ -39,7 +46,6 @@ $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;
 }
 
@@ -60,25 +66,35 @@ sub start
        $self->state('prompt');         # a bit of room for further expansion, passwords etc
        $self->{priv} = $user->priv;
        $self->{lang} = $user->lang;
-       $self->{pagelth} = 20;
+       $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;
        
+
        # 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");
@@ -86,9 +102,17 @@ sub start
        $self->send($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));
 
+       # decide on echo
+       if (!$user->wantecho) {
+               $self->send_now('E', "0");
+               $self->send($self->msg('echow'));
+       }
+       
+       $self->tell_login('loginu');
        
-       $self->send($self->msg('pr', $call));
 }
 
 #
@@ -129,8 +153,24 @@ sub normal
                } else {
                        $self->state('prompt');
                }
+       } elsif ($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'));
+                       }
+               } else {
+                       $self->send($self->msg('sorry'));
+               }
+               delete $self->{passwd};
+               $self->state('prompt');
        } else {
-               @ans = run_cmd($self, $cmdline) if length $cmdline;
+               @ans = run_cmd($self, $cmdline);           # if length $cmdline;
                
                if ($self->{pagelth} && @ans > $self->{pagelth}) {
                        my $i;
@@ -144,8 +184,7 @@ sub normal
                        $self->send($self->msg('page', scalar @ans));
                } else {
                        for (@ans) {
-                               s/\s+$//o;              # why ?????????
-                               $self->send($_);
+                               $self->send($_) if $_;
                        }
                } 
        } 
@@ -172,15 +211,18 @@ 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 $args;
                
                if ($cmd) {
                        
@@ -191,7 +233,8 @@ 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 $args;
                                dbg('command', "aliased cmd: $cmd $args");
                        }
                        
@@ -207,31 +250,32 @@ sub run_cmd
                                
                                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);
+                                   };
                                        
-                                       my $c = qq{ \@ans = $package(\$self, \$args) };
-                                       dbg('eval', "cluster cmd = $c\n");
-                                       eval  $c;
                                        if ($@) {
-                                               @ans = (0, "Syserr: Eval err cached $package\n$@");
-                                       }
+                                               cluck($@);
+                                               return (DXDebug::shortmess($@));
+                                       };
                                }
                        } else {
                                dbg('command', "cmd: $cmd not found");
-                               @ans = (0);
+                               return ($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);
 }
 
@@ -262,10 +306,14 @@ sub process
 sub finish
 {
        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 (-e "$main::data/logout") {
+       if ($conn && -e "$main::data/logout") {
                open(I, "$main::data/logout") or confess;
                my @in = <I>;
                close(I);
@@ -277,14 +325,17 @@ sub finish
                my $node = DXNode->get($main::mycall);
                $node->{dxchan} = 0;
        }
-       my $ref = DXCluster->get_exact($call);
        
        # 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;
 }
 
@@ -328,6 +379,14 @@ 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
 #
@@ -418,22 +477,7 @@ 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
@@ -477,25 +521,21 @@ sub find_cmd_name {
                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 $package->handler\n";
                ;
        } else {
-               delete_package($package) if defined $Cache{$package}{mtime};
-               
-               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;
@@ -505,25 +545,9 @@ 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;
 }