use DXChannel;
use DXUser;
use DXVars;
+use DXDebug;
+use DXM;
+use Carp;
use strict;
-use vars qw( %Cache $last_dir_mtime @cmd);
+use vars qw(%Cache %cmd_cache);
-$last_dir_mtime = 0; # the last time one of the cmd dirs was modified
-@cmd = undef; # a list of commands+path pairs (in alphabetical order)
+%Cache = (); # cache of dynamically loaded routine's mod times
+%cmd_cache = (); # cache of short names
+
+#
+# obtain a new connection this is derived from dxchannel
+#
+
+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;
+}
# this is how a a connection starts, you get a hello message and the motd with
# possibly some other messages asking you to set various things up if you are
sub start
{
- my $self = shift;
+ my ($self, $line) = @_;
my $user = $self->{user};
my $call = $self->{call};
- my $name = $self->{name};
- $name = $call if !defined $name;
- $self->msg('l2',$name);
+ my $name = $user->{name};
+
+ $self->{name} = $name ? $name : $call;
+ $self->msg('l2',$self->{name});
$self->send_file($main::motd) if (-e $main::motd);
$self->msg('pr', $call);
$self->state('prompt'); # a bit of room for further expansion, passwords etc
- $self->{priv} = 0; # set the connection priv to 0 - can be upgraded later
+ $self->{priv} = $user->priv;
+ $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->{wwv} = $self->{talk} = $self->{ann} = $self->{here} = $self->{dx} = 1;
+ $self->prompt() if $self->{state} =~ /^prompt/o;
+
}
#
my $self = shift;
my $user = $self->{user};
my $call = $self->{call};
- my $cmdline = shift;
+ my $cmdline = shift;
# strip out //
$cmdline =~ s|//|/|og;
my ($cmd, $args) = $cmdline =~ /^([\w\/]+)\s*(.*)/o;
if ($cmd) {
-
+
+ my ($path, $fcmd);
+
# first expand out the entry to a command
- $cmd = search($cmd);
+ ($path, $fcmd) = search($main::localcmd, $cmd, "pl");
+ ($path, $fcmd) = search($main::cmd, $cmd, "pl") if !$path || !$fcmd;
- my @ans = $self->eval_file($main::localcmd, $cmd, $args);
- @ans = $self->eval_file($main::cmd, $cmd, $args) if !$ans[0];
+ my @ans = $self->eval_file($path, $fcmd, $args) if $path && $fcmd;
+# @ans = $self->eval_file($main::cmd, $cmd, $args) if !$ans[0];
if ($ans[0]) {
shift @ans;
$self->send(@ans) if @ans > 0;
#
sub process
{
+ my $t = time;
+ my @chan = DXChannel->get_all();
+ my $chan;
+
+ foreach $chan (@chan) {
+ next if $chan->sort ne 'U';
+ # send a prompt if no activity out on this channel
+ if ($t >= $chan->t + $main::user_interval) {
+ $chan->prompt() if $chan->{state} =~ /^prompt/o;
+ $chan->t($t);
+ }
+ }
}
#
DXChannel::msg($self, 'pr', $call);
}
+# broadcast a message to all users [except those mentioned after buffer]
+sub broadcast
+{
+ my $pkg = shift; # ignored
+ my $s = shift; # the line to be rebroadcast
+ my @except = @_; # to all channels EXCEPT these (dxchannel refs)
+ my @list = DXChannel->get_all(); # just in case we are called from some funny object
+ my ($chan, $except);
+
+L: foreach $chan (@list) {
+ next if !$chan->sort eq 'U'; # only interested in user channels
+ foreach $except (@except) {
+ next L if $except == $chan; # ignore channels in the 'except' list
+ }
+ chan->send($s); # send it
+ }
+}
+
+# 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;
+}
+
#
# search for the command in the cache of short->long form commands
#
sub search
{
- my $short_cmd = shift;
- return $short_cmd; # just return it for now
+ my ($path, $short_cmd, $suffix) = @_;
+ my ($apath, $acmd);
+
+ # commands are lower case
+ $short_cmd = lc $short_cmd;
+ dbg('command', "command: $path $short_cmd\n");
+
+ # return immediately if we have it
+ my ($apath, $acmd) = split ',', $cmd_cache{$short_cmd};
+ if ($apath && $acmd) {
+ dbg('command', "cached $short_cmd = ($apath, $acmd)\n");
+ return ($apath, $acmd) if $apath;
+ }
+
+ # if not guess
+ my @parts = split '/', $short_cmd;
+ my $dirfn;
+ my $curdir = $path;
+ my $p;
+ my $i;
+
+ for ($i = 0; $i < @parts; $i++) {
+ my $p = $parts[$i];
+ opendir(D, $curdir) or confess "can't open $curdir $!";
+ my @ls = readdir D;
+ closedir D;
+ my $l;
+ foreach $l (sort @ls) {
+ 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");
+ $dirfn .= "$l/";
+ $curdir .= "/$l";
+ last;
+ }
+ } else { # we are dealing with commands
+ next if !$l =~ /\.$suffix$/; # only look for .$suffix files
+ if ($p eq substr($l, 0, length $p)) {
+ $l =~ s/\.$suffix$//; # remove the suffix
+ chop $dirfn; # remove trailing /
+ $cmd_cache{"$short_cmd"} = join(',', ($path, "$dirfn/$l")); # cache it
+ dbg('command', "got path: $path cmd: $dirfn/$l\n");
+ return ($path, "$dirfn/$l");
+ }
+ }
+ }
+ }
+ return ();
}
+# clear the command name cache
+sub clear_cmd_cache
+{
+ %cmd_cache = ();
+}
+
#
# the persistant execution of things from the command directories
#
my $path = shift;
my $cmdname = shift;
my $package = valid_package_name($cmdname);
- my $filename = "$path/$cmdname";
+ my $filename = "$path/$cmdname.pl";
my $mtime = -M $filename;
# return if we can't find it
#wrap the code into a subroutine inside our unique package
my $eval = qq{package DXChannel; sub $package { $sub; }};
- print "eval $eval\n";
+ if (isdbg('eval')) {
+ my @list = split /\n/, $eval;
+ my $line;
+ foreach (@list) {
+ dbg('eval', $_, "\n");
+ }
+ }
+ #print "eval $eval\n";
{
#hide our variables within this block
my($filename,$mtime,$package,$sub);
my @r;
my $c = qq{ \@r = \$self->$package(\@_); };
- print "c = $c\n";
+ dbg('eval', "cluster cmd = $c\n");
eval $c; ;
if ($@) {
delete_package($package);