# Copyright (c) 1998 Dirk Koopman G1TLH
#
# $Id$
-#
+#
+#
+# Notes for implementors:-
+#
+# PC28 field 11 is the RR required flag
+# PC28 field 12 is a VIA routing (ie it is a node call)
+#
package DXMsg;
use DXProtVars;
use DXProtout;
use DXDebug;
-use FileHandle;
-use Carp;
+use DXLog;
+use IO::File;
+use Fcntl;
use strict;
-use vars qw(%work @msg $msgdir %valid);
+use vars qw(%work @msg $msgdir %valid %busy $maxage $last_clean
+ @badmsg @swop $swopfn $badmsgfn $forwardfn @forward $timeout $waittime
+ $queueinterval $lastq $importfn $minchunk $maxchunk);
+
+%work = (); # outstanding jobs
+@msg = (); # messages we have
+%busy = (); # station interlocks
+$msgdir = "$main::root/msg"; # directory contain the msgs
+$maxage = 30 * 86400; # the maximum age that a message shall live for if not marked
+$last_clean = 0; # last time we did a clean
+@forward = (); # msg forward table
+@badmsg = (); # bad message table
+@swop = (); # swop table
+$timeout = 30*60; # forwarding timeout
+$waittime = 30*60; # time an aborted outgoing message waits before trying again
+$queueinterval = 1*60; # run the queue every 1 minute
+$lastq = 0;
+
+$minchunk = 4800; # minimum chunk size for a split message
+$maxchunk = 6000; # maximum chunk size
+
+$badmsgfn = "$msgdir/badmsg.pl"; # list of TO address we wont store
+$forwardfn = "$msgdir/forward.pl"; # the forwarding table
+$swopfn = "$msgdir/swop.pl"; # the swopping table
+$importfn = "$msgdir/import"; # import directory
-%work = (); # outstanding jobs
-@msg = (); # messages we have
-$msgdir = "$main::root/msg"; # directory contain the msgs
%valid = (
- fromnode => '9,From Node',
- tonode => '9,To Node',
- to => '0,To',
- from => '0,From',
- t => '0,Msg Time,cldatetime',
- private => '9,Private',
- subject => '0,Subject',
- linesreq => '0,Lines per Gob',
- rrreq => '9,Read Confirm',
- origin => '0,Origin',
- lines => '5,Data',
- stream => '9,Stream No',
- count => '9,Gob Linecnt',
- file => '9,File?,yesno',
- gotit => '9,Got it Nodes,parray',
- lines => '9,Lines,parray',
- read => '9,Times read',
- size => '0,Size',
- msgno => '0,Msgno',
-);
+ fromnode => '5,From Node',
+ tonode => '5,To Node',
+ to => '0,To',
+ from => '0,From',
+ t => '0,Msg Time,cldatetime',
+ private => '5,Private',
+ subject => '0,Subject',
+ linesreq => '0,Lines per Gob',
+ rrreq => '5,Read Confirm',
+ origin => '0,Origin',
+ lines => '5,Data',
+ stream => '9,Stream No',
+ count => '5,Gob Linecnt',
+ file => '5,File?,yesno',
+ gotit => '5,Got it Nodes,parray',
+ lines => '5,Lines,parray',
+ 'read' => '5,Times read',
+ size => '0,Size',
+ msgno => '0,Msgno',
+ keep => '0,Keep this?,yesno',
+ lastt => '5,Last processed,cldatetime',
+ waitt => '5,Wait until,cldatetime',
+ );
+
+sub DESTROY
+{
+ my $self = shift;
+ undef $self->{lines};
+ undef $self->{gotit};
+}
# allocate a new object
# called fromnode, tonode, from, to, datetime, private?, subject, nolinesper
sub alloc
{
- my $pkg = shift;
- my $self = bless {}, $pkg;
- $self->{msgno} = shift;
- $self->{to} = shift;
- $self->{from} = shift;
- $self->{t} = shift;
- $self->{private} = shift;
- $self->{subject} = shift;
- $self->{origin} = shift;
- $self->{read} = shift;
+ my $pkg = shift;
+ my $self = bless {}, $pkg;
+ $self->{msgno} = shift;
+ my $to = shift;
+ # $to =~ s/-\d+$//o;
+ $self->{to} = ($to eq $main::mycall) ? $main::myalias : $to;
+ my $from = shift;
+ $from =~ s/-\d+$//o;
+ $self->{from} = uc $from;
+ $self->{t} = shift;
+ $self->{private} = shift;
+ $self->{subject} = shift;
+ $self->{origin} = shift;
+ $self->{'read'} = shift;
+ $self->{rrreq} = shift;
+ $self->{gotit} = [];
+ $self->{lastt} = $main::systime;
- return $self;
+ return $self;
}
sub workclean
{
- my $ref = shift;
- delete $ref->{lines};
- delete $ref->{linesreq};
- delete $ref->{tonode};
- delete $ref->{fromnode};
- delete $ref->{stream};
- delete $ref->{lines};
- delete $ref->{file};
- delete $ref->{count};
+ my $ref = shift;
+ delete $ref->{lines};
+ delete $ref->{linesreq};
+ delete $ref->{tonode};
+ delete $ref->{fromnode};
+ delete $ref->{stream};
+ delete $ref->{lines};
+ delete $ref->{file};
+ delete $ref->{count};
+ delete $ref->{lastt} if exists $ref->{lastt};
+ delete $ref->{waitt} if exists $ref->{waitt};
}
sub process
{
- my ($self, $line) = @_;
- my @f = split /[\^\~]/, $line;
- my ($pcno) = $f[0] =~ /^PC(\d\d)/; # just get the number
-
- SWITCH: {
- if ($pcno == 28) { # incoming message
- my $t = cltounix($f[5], $f[6]);
- my $stream = next_transno($f[2]);
- my $ref = DXMsg->alloc($stream, $f[3], $f[4], $t, $f[7], $f[8], $f[13], '0');
-
- # fill in various forwarding state variables
- $ref->{fromnode} = $f[2];
- $ref->{tonode} = $f[1];
- $ref->{rrreq} = $f[11];
- $ref->{linesreq} = $f[10];
- $ref->{stream} = $stream;
- $ref->{count} = 0; # no of lines between PC31s
- dbg('msg', "new message from $f[4] to $f[3] '$f[8]' stream $stream\n");
- $work{"$f[1]$f[2]$stream"} = $ref; # store in work
- $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
- last SWITCH;
+ my ($self, $line) = @_;
+
+ # this is periodic processing
+ if (!$self || !$line) {
+
+ if ($main::systime > $lastq + $queueinterval) {
+
+ # wander down the work queue stopping any messages that have timed out
+ for (keys %busy) {
+ my $node = $_;
+ my $ref = $busy{$_};
+ if (exists $ref->{lastt} && $main::systime >= $ref->{lastt} + $timeout) {
+ dbg('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
+ $ref->stop_msg($node);
+
+ # delay any outgoing messages that fail
+ $ref->{waitt} = $main::systime + $waittime + rand(120) if $node ne $main::mycall;
+ }
+ }
+
+ # queue some message if the interval timer has gone off
+ queue_msg(0);
+
+ # import any messages in the import directory
+ import_msgs();
+
+ $lastq = $main::systime;
+ }
+
+ # clean the message queue
+ clean_old() if $main::systime - $last_clean > 3600 ;
+ return;
+ }
+
+ my @f = split /\^/, $line;
+ my ($pcno) = $f[0] =~ /^PC(\d\d)/; # just get the number
+
+ SWITCH: {
+ if ($pcno == 28) { # incoming message
+
+ # first look for any messages in the busy queue
+ # and cancel them this should both resolve timed out incoming messages
+ # and crossing of message between nodes, incoming messages have priority
+ if (exists $busy{$f[2]}) {
+ my $ref = $busy{$f[2]};
+ my $tonode = $ref->{tonode};
+ dbg('msg', "Busy, stopping msgno: $ref->{msgno} -> $f[2]");
+ $ref->stop_msg($self->call);
+ }
+
+ my $t = cltounix($f[5], $f[6]);
+ my $stream = next_transno($f[2]);
+ my $ref = DXMsg->alloc($stream, uc $f[3], $f[4], $t, $f[7], $f[8], $f[13], '0', $f[11]);
+
+ # fill in various forwarding state variables
+ $ref->{fromnode} = $f[2];
+ $ref->{tonode} = $f[1];
+ $ref->{rrreq} = $f[11];
+ $ref->{linesreq} = $f[10];
+ $ref->{stream} = $stream;
+ $ref->{count} = 0; # no of lines between PC31s
+ dbg('msg', "new message from $f[4] to $f[3] '$f[8]' stream $stream\n");
+ Log('msg', "Incoming message $f[4] to $f[3] '$f[8]'" );
+ $work{"$f[2]$stream"} = $ref; # store in work
+ $busy{$f[2]} = $ref; # set interlock
+ $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
+ $ref->{lastt} = $main::systime;
+
+ # look to see whether this is a non private message sent to a known callsign
+ my $uref = DXUser->get_current($ref->{to});
+ if (iscallsign($ref->{to}) && !$ref->{private} && $uref && $uref->homenode) {
+ $ref->{private} = 1;
+ dbg('msg', "set bull to $ref->{to} to private");
+ }
+ last SWITCH;
+ }
+
+ if ($pcno == 29) { # incoming text
+ my $ref = $work{"$f[2]$f[3]"};
+ if ($ref) {
+ push @{$ref->{lines}}, $f[4];
+ $ref->{count}++;
+ if ($ref->{count} >= $ref->{linesreq}) {
+ $self->send(DXProt::pc31($f[2], $f[1], $f[3]));
+ dbg('msg', "stream $f[3]: $ref->{count} lines received\n");
+ $ref->{count} = 0;
+ }
+ $ref->{lastt} = $main::systime;
+ } else {
+ dbg('msg', "PC29 from unknown stream $f[3] from $f[2]" );
+ $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
+ }
+ last SWITCH;
+ }
+
+ if ($pcno == 30) { # this is a incoming subject ack
+ my $ref = $work{$f[2]}; # note no stream at this stage
+ if ($ref) {
+ delete $work{$f[2]};
+ $ref->{stream} = $f[3];
+ $ref->{count} = 0;
+ $ref->{linesreq} = 5;
+ $work{"$f[2]$f[3]"} = $ref; # new ref
+ dbg('msg', "incoming subject ack stream $f[3]\n");
+ $busy{$f[2]} = $ref; # interlock
+ $ref->{lines} = [];
+ push @{$ref->{lines}}, ($ref->read_msg_body);
+ $ref->send_tranche($self);
+ $ref->{lastt} = $main::systime;
+ } else {
+ dbg('msg', "PC30 from unknown stream $f[3] from $f[2]" );
+ $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
+ }
+ last SWITCH;
+ }
+
+ if ($pcno == 31) { # acknowledge a tranche of lines
+ my $ref = $work{"$f[2]$f[3]"};
+ if ($ref) {
+ dbg('msg', "tranche ack stream $f[3]\n");
+ $ref->send_tranche($self);
+ $ref->{lastt} = $main::systime;
+ } else {
+ dbg('msg', "PC31 from unknown stream $f[3] from $f[2]" );
+ $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
+ }
+ last SWITCH;
+ }
+
+ if ($pcno == 32) { # incoming EOM
+ dbg('msg', "stream $f[3]: EOM received\n");
+ my $ref = $work{"$f[2]$f[3]"};
+ if ($ref) {
+ $self->send(DXProt::pc33($f[2], $f[1], $f[3])); # acknowledge it
+
+ # get the next msg no - note that this has NOTHING to do with the stream number in PC protocol
+ # store the file or message
+ # remove extraneous rubbish from the hash
+ # remove it from the work in progress vector
+ # stuff it on the msg queue
+ if ($ref->{lines}) {
+ if ($ref->{file}) {
+ $ref->store($ref->{lines});
+ } else {
+
+ # does an identical message already exist?
+ my $m;
+ for $m (@msg) {
+ if ($ref->{subject} eq $m->{subject} && $ref->{t} == $m->{t} && $ref->{from} eq $m->{from} && $ref->{to} eq $m->{to}) {
+ $ref->stop_msg($self->call);
+ my $msgno = $m->{msgno};
+ dbg('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
+ Log('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
+ return;
+ }
+ }
+
+ # swop addresses
+ $ref->swop_it($self->call);
+
+ # look for 'bad' to addresses
+# if (grep $ref->{to} eq $_, @badmsg) {
+ if ($ref->dump_it($self->call)) {
+ $ref->stop_msg($self->call);
+ dbg('msg', "'Bad' message $ref->{to}");
+ Log('msg', "'Bad' message $ref->{to}");
+ return;
+ }
+
+ $ref->{msgno} = next_transno("Msgno");
+ push @{$ref->{gotit}}, $f[2]; # mark this up as being received
+ $ref->store($ref->{lines});
+ add_dir($ref);
+ my $dxchan = DXChannel->get($ref->{to});
+ $dxchan->send($dxchan->msg('m9')) if $dxchan && $dxchan->is_user;
+ Log('msg', "Message $ref->{msgno} from $ref->{from} received from $f[2] for $ref->{to}");
+ }
+ }
+ $ref->stop_msg($self->call);
+ } else {
+ dbg('msg', "PC32 from unknown stream $f[3] from $f[2]" );
+ $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
+ }
+ # queue_msg(0);
+ last SWITCH;
+ }
+
+ if ($pcno == 33) { # acknowledge the end of message
+ my $ref = $work{"$f[2]$f[3]"};
+ if ($ref) {
+ if ($ref->{private}) { # remove it if it private and gone off site#
+ Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2] and deleted");
+ $ref->del_msg;
+ } else {
+ Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2]");
+ push @{$ref->{gotit}}, $f[2]; # mark this up as being received
+ $ref->store($ref->{lines}); # re- store the file
+ }
+ $ref->stop_msg($self->call);
+ } else {
+ dbg('msg', "PC33 from unknown stream $f[3] from $f[2]" );
+ $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
+ }
+
+ # send next one if present
+ queue_msg(0);
+ last SWITCH;
+ }
+
+ if ($pcno == 40) { # this is a file request
+ $f[3] =~ s/\\/\//og; # change the slashes
+ $f[3] =~ s/\.//og; # remove dots
+ $f[3] =~ s/^\///o; # remove the leading /
+ $f[3] = lc $f[3]; # to lower case;
+ dbg('msg', "incoming file $f[3]\n");
+ $f[3] = 'packclus/' . $f[3] unless $f[3] =~ /^packclus\//o;
+
+ # create any directories
+ my @part = split /\//, $f[3];
+ my $part;
+ my $fn = "$main::root";
+ pop @part; # remove last part
+ foreach $part (@part) {
+ $fn .= "/$part";
+ next if -e $fn;
+ last SWITCH if !mkdir $fn, 0777;
+ dbg('msg', "created directory $fn\n");
+ }
+ my $stream = next_transno($f[2]);
+ my $ref = DXMsg->alloc($stream, "$main::root/$f[3]", $self->call, time, !$f[4], $f[3], ' ', '0', '0');
+
+ # forwarding variables
+ $ref->{fromnode} = $f[1];
+ $ref->{tonode} = $f[2];
+ $ref->{linesreq} = $f[5];
+ $ref->{stream} = $stream;
+ $ref->{count} = 0; # no of lines between PC31s
+ $ref->{file} = 1;
+ $ref->{lastt} = $main::systime;
+ $work{"$f[2]$stream"} = $ref; # store in work
+ $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
+
+ last SWITCH;
+ }
+
+ if ($pcno == 42) { # abort transfer
+ dbg('msg', "stream $f[3]: abort received\n");
+ my $ref = $work{"$f[2]$f[3]"};
+ if ($ref) {
+ $ref->stop_msg($self->call);
+ $ref = undef;
+ }
+ last SWITCH;
+ }
+
+ if ($pcno == 49) { # global delete on subject
+ for (@msg) {
+ if ($_->{from} eq $f[1] && $_->{subject} eq $f[2]) {
+ $_->del_msg();
+ Log('msg', "Message $_->{msgno} from $_->{from} ($_->{subject}) fully deleted");
+ DXProt::broadcast_ak1a($line, $self);
+ }
+ }
+ }
}
+}
+
+
+# store a message away on disc or whatever
+#
+# NOTE the second arg is a REFERENCE not a list
+sub store
+{
+ my $ref = shift;
+ my $lines = shift;
+
+ # we only proceed if there are actually any lines in the file
+# if (!$lines || @{$lines} == 0) {
+# return;
+# }
- if ($pcno == 29) { # incoming text
- my $ref = $work{"$f[1]$f[2]$f[3]"};
- if ($ref) {
- push @{$ref->{lines}}, $f[4];
- $ref->{count}++;
- if ($ref->{count} >= $ref->{linesreq}) {
- $self->send(DXProt::pc31($f[2], $f[1], $f[3]));
- dbg('msg', "stream $f[3]: $ref->{linereq} lines received\n");
- $ref->{count} = 0;
+ if ($ref->{file}) { # a file
+ dbg('msg', "To be stored in $ref->{to}\n");
+
+ my $fh = new IO::File "$ref->{to}", "w";
+ if (defined $fh) {
+ my $line;
+ foreach $line (@{$lines}) {
+ print $fh "$line\n";
+ }
+ $fh->close;
+ dbg('msg', "file $ref->{to} stored\n");
+ Log('msg', "file $ref->{to} from $ref->{from} stored" );
+ } else {
+ confess "can't open file $ref->{to} $!";
+ }
+ } else { # a normal message
+
+ # attempt to open the message file
+ my $fn = filename($ref->{msgno});
+
+ dbg('msg', "To be stored in $fn\n");
+
+ # now save the file, overwriting what's there, YES I KNOW OK! (I will change it if it's a problem)
+ my $fh = new IO::File "$fn", "w";
+ if (defined $fh) {
+ my $rr = $ref->{rrreq} ? '1' : '0';
+ my $priv = $ref->{private} ? '1': '0';
+ print $fh "=== $ref->{msgno}^$ref->{to}^$ref->{from}^$ref->{t}^$priv^$ref->{subject}^$ref->{origin}^$ref->{'read'}^$rr\n";
+ print $fh "=== ", join('^', @{$ref->{gotit}}), "\n";
+ my $line;
+ $ref->{size} = 0;
+ foreach $line (@{$lines}) {
+ $ref->{size} += (length $line) + 1;
+ print $fh "$line\n";
+ }
+ $fh->close;
+ dbg('msg', "msg $ref->{msgno} stored\n");
+ Log('msg', "msg $ref->{msgno} from $ref->{from} to $ref->{to} stored" );
+ } else {
+ confess "can't open msg file $fn $!";
}
- }
- last SWITCH;
}
+}
+
+# delete a message
+sub del_msg
+{
+ my $self = shift;
- if ($pcno == 30) {
- last SWITCH;
+ # remove it from the active message list
+ @msg = map { $_ != $self ? $_ : () } @msg;
+
+ # belt and braces (one day I will ask someone if this is REALLY necessary)
+ delete $self->{gotit};
+ delete $self->{list};
+
+ # remove the file
+ unlink filename($self->{msgno});
+ dbg('msg', "deleting $self->{msgno}\n");
+}
+
+# clean out old messages from the message queue
+sub clean_old
+{
+ my $ref;
+
+ # mark old messages for deletion
+ foreach $ref (@msg) {
+ if (!$ref->{keep} && $ref->{t} < $main::systime - $maxage) {
+ $ref->{deleteme} = 1;
+ delete $ref->{gotit};
+ delete $ref->{list};
+ unlink filename($ref->{msgno});
+ dbg('msg', "deleting old $ref->{msgno}\n");
+ }
}
- if ($pcno == 31) {
- last SWITCH;
+ # remove them all from the active message list
+ @msg = map { $_->{deleteme} ? () : $_ } @msg;
+ $last_clean = $main::systime;
+}
+
+# read in a message header
+sub read_msg_header
+{
+ my $fn = shift;
+ my $file;
+ my $line;
+ my $ref;
+ my @f;
+ my $size;
+
+ $file = new IO::File "$fn";
+ if (!$file) {
+ dbg('err', "Error reading $fn $!");
+ Log('err', "Error reading $fn $!");
+ return undef;
+ }
+ $size = -s $fn;
+ $line = <$file>; # first line
+ chomp $line;
+ $size -= length $line;
+ if (! $line =~ /^===/o) {
+ dbg('err', "corrupt first line in $fn ($line)");
+ Log('err', "corrupt first line in $fn ($line)");
+ return undef;
}
+ $line =~ s/^=== //o;
+ @f = split /\^/, $line;
+ $ref = DXMsg->alloc(@f);
- if ($pcno == 32) { # incoming EOM
- dbg('msg', "stream $f[3]: EOM received\n");
- my $ref = $work{"$f[1]$f[2]$f[3]"};
- if ($ref) {
- $self->send(DXProt::pc33($f[2], $f[1], $f[3]));# acknowledge it
-
- # get the next msg no - note that this has NOTHING to do with the stream number in PC protocol
- # store the file or message
- # remove extraneous rubbish from the hash
- # remove it from the work in progress vector
- # stuff it on the msg queue
- $ref->{msgno} = next_transno("Msgno") if !$ref->{file};
- $ref->store($ref->{lines});
- $ref->workclean;
- delete $work{"$f[1]$f[2]$f[3]"};
- push @msg, $ref;
- }
- last SWITCH;
+ $line = <$file>; # second line
+ chomp $line;
+ $size -= length $line;
+ if (! $line =~ /^===/o) {
+ dbg('err', "corrupt second line in $fn ($line)");
+ Log('err', "corrupt second line in $fn ($line)");
+ return undef;
}
+ $line =~ s/^=== //o;
+ $ref->{gotit} = [];
+ @f = split /\^/, $line;
+ push @{$ref->{gotit}}, @f;
+ $ref->{size} = $size;
+
+ close($file);
- if ($pcno == 33) {
- last SWITCH;
+ return $ref;
+}
+
+# read in a message header
+sub read_msg_body
+{
+ my $self = shift;
+ my $msgno = $self->{msgno};
+ my $file;
+ my $line;
+ my $fn = filename($msgno);
+ my @out;
+
+ $file = new IO::File;
+ if (!open($file, $fn)) {
+ dbg('err' ,"Error reading $fn $!");
+ Log('err' ,"Error reading $fn $!");
+ return undef;
}
+ @out = map {chomp; $_} <$file>;
+ close($file);
+
+ shift @out if $out[0] =~ /^=== /;
+ shift @out if $out[0] =~ /^=== /;
+ return @out;
+}
+
+# send a tranche of lines to the other end
+sub send_tranche
+{
+ my ($self, $dxchan) = @_;
+ my @out;
+ my $to = $self->{tonode};
+ my $from = $self->{fromnode};
+ my $stream = $self->{stream};
+ my $lines = $self->{lines};
+ my ($c, $i);
+
+ for ($i = 0, $c = $self->{count}; $i < $self->{linesreq} && $c < @$lines; $i++, $c++) {
+ push @out, DXProt::pc29($to, $from, $stream, $lines->[$c]);
+ }
+ $self->{count} = $c;
+
+ push @out, DXProt::pc32($to, $from, $stream) if $i < $self->{linesreq};
+ $dxchan->send(@out);
+}
+
- if ($pcno == 40) { # this is a file request
- $f[3] =~ s/\\/\//og; # change the slashes
- $f[3] =~ s/\.//og; # remove dots
- $f[3] = lc $f[3]; # to lower case;
- dbg('msg', "incoming file $f[3]\n");
- last SWITCH if $f[3] =~ /^\/(perl|cmd|local_cmd|src|lib|include|sys|msg)\//; # prevent access to executables
-
- # create any directories
- my @part = split /\//, $f[3];
- my $part;
- my $fn = "$main::root";
- pop @part; # remove last part
- foreach $part (@part) {
- $fn .= "/$part";
- next if -e $fn;
- last SWITCH if !mkdir $fn, 0777;
- dbg('msg', "created directory $fn\n");
- }
- my $stream = next_transno($f[2]);
- my $ref = DXMsg->alloc($stream, "$main::root/$f[3]", $self->call, time, !$f[4], $f[3], ' ', '0');
-
- # forwarding variables
- $ref->{fromnode} = $f[1];
- $ref->{tonode} = $f[2];
- $ref->{linesreq} = $f[5];
- $ref->{stream} = $stream;
- $ref->{count} = 0; # no of lines between PC31s
- $ref->{file} = 1;
- $work{"$f[1]$f[2]$stream"} = $ref; # store in work
- $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
-
- last SWITCH;
+# find a message to send out and start the ball rolling
+sub queue_msg
+{
+ my $sort = shift;
+ my $call = shift;
+ my $ref;
+ my $clref;
+ my @nodelist = DXChannel::get_all_ak1a();
+
+ # bat down the message list looking for one that needs to go off site and whose
+ # nearest node is not busy.
+
+ dbg('msg', "queue msg ($sort)\n");
+ foreach $ref (@msg) {
+ # firstly, is it private and unread? if so can I find the recipient
+ # in my cluster node list offsite?
+
+ # ignore 'delayed' messages until their waiting time has expired
+ if (exists $ref->{waitt}) {
+ next if $ref->{waitt} > $main::systime;
+ delete $ref->{waitt};
+ }
+
+ # deal with routed private messages
+ my $noderef;
+ if ($ref->{private}) {
+ next if $ref->{'read'}; # if it is read, it is stuck here
+ $clref = DXCluster->get_exact($ref->{to});
+ unless ($clref) { # otherwise look for a homenode
+ my $uref = DXUser->get_current($ref->{to});
+ my $hnode = $uref->homenode if $uref;
+ $clref = DXCluster->get_exact($hnode) if $hnode;
+ }
+ if ($clref && !grep { $clref->{dxchan} == $_ } DXCommandmode::get_all()) {
+ next if $clref->call eq $main::mycall; # i.e. it lives here
+ $noderef = $clref->{dxchan};
+ $ref->start_msg($noderef) if !get_busy($noderef->call) && $noderef->state eq 'normal';
+ }
+ }
+
+ # otherwise we are dealing with a bulletin or forwarded private message
+ # compare the gotit list with
+ # the nodelist up above, if there are sites that haven't got it yet
+ # then start sending it - what happens when we get loops is anyone's
+ # guess, use (to, from, time, subject) tuple?
+ foreach $noderef (@nodelist) {
+ next if $noderef->call eq $main::mycall;
+ next if grep { $_ eq $noderef->call } @{$ref->{gotit}};
+ next unless $ref->forward_it($noderef->call); # check the forwarding file
+
+ # if we are here we have a node that doesn't have this message
+ $ref->start_msg($noderef) if !get_busy($noderef->call) && $noderef->state eq 'normal';
+ last;
+ }
+
+ # if all the available nodes are busy then stop
+ last if @nodelist == scalar grep { get_busy($_->call) } @nodelist;
}
- }
}
+# is there a message for me?
+sub for_me
+{
+ my $call = uc shift;
+ my $ref;
+
+ foreach $ref (@msg) {
+ # is it for me, private and unread?
+ if ($ref->{to} eq $call && $ref->{private}) {
+ return 1 if !$ref->{'read'};
+ }
+ }
+ return 0;
+}
-# store a message away on disc or whatever
-sub store
+# start the message off on its travels with a PC28
+sub start_msg
{
- my $ref = shift;
- my $lines = shift;
-
- # we only proceed if there are actually any lines in the file
- if (@{$lines} == 0) {
- return;
- }
-
- if ($ref->{file}) { # a file
- dbg('msg', "To be stored in $ref->{to}\n");
-
- my $fh = new FileHandle "$ref->{to}", "w";
- if (defined $fh) {
- my $line;
- foreach $line (@{$lines}) {
- print $fh "$line\n";
- }
- $fh->close;
- dbg('msg', "file $ref->{to} stored\n");
- } else {
- confess "can't open file $ref->{to} $!";
- }
-# push @{$ref->{gotit}}, $ref->{fromnode} if $ref->{fromnode};
- } else { # a normal message
-
- # attempt to open the message file
- my $fn = filename($ref->{msgno});
-
- dbg('msg', "To be stored in $fn\n");
-
- my $fh = new FileHandle "$fn", "w";
- if (defined $fh) {
- print $fh "=== $ref->{msgno}^$ref->{to}^$ref->{from}^$ref->{t}^$ref->{private}^$ref->{subject}^$ref->{origin}^$ref->{read}\n";
- print $fh "=== $ref->{fromnode}\n";
- my $line;
- $ref->{size} = 0;
- foreach $line (@{$lines}) {
- $ref->{size} += (length $line) + 1;
- print $fh "$line\n";
- }
- $ref->{gotit} = [];
- push @{$ref->{gotit}}, $ref->{fromnode} if $ref->{fromnode};
- $fh->close;
- dbg('msg', "msg $ref->{msgno} stored\n");
- } else {
- confess "can't open msg file $fn $!";
- }
- }
+ my ($self, $dxchan) = @_;
+
+ dbg('msg', "start msg $self->{msgno}\n");
+ $self->{linesreq} = 5;
+ $self->{count} = 0;
+ $self->{tonode} = $dxchan->call;
+ $self->{fromnode} = $main::mycall;
+ $busy{$self->{tonode}} = $self;
+ $work{$self->{tonode}} = $self;
+ $self->{lastt} = $main::systime;
+ $dxchan->send(DXProt::pc28($self->{tonode}, $self->{fromnode}, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $self->{origin}, $self->{rrreq}));
}
-# delete a message
-sub del_msg
+# get the ref of a busy node
+sub get_busy
{
- my $self = shift;
+ my $call = shift;
+ return $busy{$call};
+}
- # remove it from the active message list
- @msg = map { $_ != $self ? $_ : () } @msg;
-
- # remove the file
- unlink filename($self->{msgno});
+# get the busy queue
+sub get_all_busy
+{
+ return values %busy;
}
-# read in a message header
-sub read_msg_header
-{
- my $fn = shift;
- my $file;
- my $line;
- my $ref;
- my @f;
- my $size;
-
- $file = new FileHandle;
- if (!open($file, $fn)) {
- print "Error reading $fn $!\n";
- return undef;
- }
- $size = -s $fn;
- $line = <$file>; # first line
- chomp $line;
- $size -= length $line;
- if (! $line =~ /^===/o) {
- print "corrupt first line in $fn ($line)\n";
- return undef;
- }
- $line =~ s/^=== //o;
- @f = split /\^/, $line;
- $ref = DXMsg->alloc(@f);
-
- $line = <$file>; # second line
- chomp $line;
- $size -= length $line;
- if (! $line =~ /^===/o) {
- print "corrupt second line in $fn ($line)\n";
- return undef;
- }
- $line =~ s/^=== //o;
- $ref->{gotit} = [];
- @f = split /\^/, $line;
- push @{$ref->{goit}}, @f;
- $ref->{size} = $size;
-
- close($file);
-
- return $ref;
+# get the forwarding queue
+sub get_fwq
+{
+ return values %work;
}
-# read in a message header
-sub read_msg_body
+# stop a message from continuing, clean it out, unlock interlocks etc
+sub stop_msg
{
- my $self = shift;
- my $msgno = $self->{msgno};
- my $file;
- my $line;
- my $fn = filename($msgno);
- my @out;
-
- $file = new FileHandle;
- if (!open($file, $fn)) {
- print "Error reading $fn $!\n";
- return undef;
- }
- chomp (@out = <$file>);
- close($file);
-
- shift @out if $out[0] =~ /^=== /;
- shift @out if $out[0] =~ /^=== /;
- return @out;
+ my $self = shift;
+ my $node = shift;
+ my $stream = $self->{stream} if exists $self->{stream};
+
+
+ dbg('msg', "stop msg $self->{msgno} -> node $node\n");
+ delete $work{$node};
+ delete $work{"$node$stream"} if $stream;
+ $self->workclean;
+ delete $busy{$node};
}
# get a new transaction number from the file specified
sub next_transno
{
- my $name = shift;
- $name =~ s/\W//og; # remove non-word characters
- my $fn = "$msgdir/$name";
- my $msgno;
-
- my $fh = new FileHandle;
- if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
- $fh->autoflush(1);
- $msgno = $fh->getline;
- chomp $msgno;
- $msgno++;
- seek $fh, 0, 0;
- $fh->print("$msgno\n");
- dbg('msg', "msgno $msgno allocated for $name\n");
- $fh->close;
- } else {
- confess "can't open $fn $!";
- }
- return $msgno;
+ my $name = shift;
+ $name =~ s/\W//og; # remove non-word characters
+ my $fn = "$msgdir/$name";
+ my $msgno;
+
+ my $fh = new IO::File;
+ if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
+ $fh->autoflush(1);
+ $msgno = $fh->getline;
+ chomp $msgno;
+ $msgno++;
+ seek $fh, 0, 0;
+ $fh->print("$msgno\n");
+ dbg('msg', "msgno $msgno allocated for $name\n");
+ $fh->close;
+ } else {
+ confess "can't open $fn $!";
+ }
+ return $msgno;
}
# initialise the message 'system', read in all the message headers
sub init
{
- my $dir = new FileHandle;
- my @dir;
- my $ref;
-
- # read in the directory
- opendir($dir, $msgdir) or confess "can't open $msgdir $!";
- @dir = readdir($dir);
- closedir($dir);
-
- for (sort @dir) {
- next if /^\./o;
- next if ! /^m\d+/o;
-
- $ref = read_msg_header("$msgdir/$_");
- next if !$ref;
-
- # add the clusters that have this
- push @msg, $ref;
-
- }
+ my $dir = new IO::File;
+ my @dir;
+ my $ref;
+
+ # load various control files
+ dbg('err', "load badmsg: " . (load_badmsg() or "Ok"));
+ dbg('err', "load forward: " . (load_forward() or "Ok"));
+ dbg('err', "load swop: " . (load_swop() or "Ok"));
+
+ # read in the directory
+ opendir($dir, $msgdir) or confess "can't open $msgdir $!";
+ @dir = readdir($dir);
+ closedir($dir);
+
+ @msg = ();
+ for (sort @dir) {
+ next unless /^m\d+$/o;
+
+ $ref = read_msg_header("$msgdir/$_");
+ next unless $ref;
+
+ # delete any messages to 'badmsg.pl' places
+ if (grep $ref->{to} eq $_, @badmsg) {
+ dbg('msg', "'Bad' TO address $ref->{to}");
+ Log('msg', "'Bad' TO address $ref->{to}");
+ $ref->del_msg;
+ next;
+ }
+
+ # add the message to the available queue
+ add_dir($ref);
+ }
+}
+
+# add the message to the directory listing
+sub add_dir
+{
+ my $ref = shift;
+ confess "tried to add a non-ref to the msg directory" if !ref $ref;
+ push @msg, $ref;
}
# return all the current messages
sub get_all
{
- return @msg;
+ return @msg;
}
# get a particular message
sub get
{
- my $msgno = shift;
- for (@msg) {
- return $_ if $_->{msgno} == $msgno;
- last if $_->{msgno} > $msgno;
- }
- return undef;
+ my $msgno = shift;
+ for (@msg) {
+ return $_ if $_->{msgno} == $msgno;
+ last if $_->{msgno} > $msgno;
+ }
+ return undef;
}
# return the official filename for a message no
sub filename
{
- return sprintf "$msgdir/m%06d", shift;
+ return sprintf "$msgdir/m%06d", shift;
}
#
sub fields
{
- return keys(%valid);
+ return keys(%valid);
}
#
sub field_prompt
{
- my ($self, $ele) = @_;
- return $valid{$ele};
+ my ($self, $ele) = @_;
+ return $valid{$ele};
+}
+
+#
+# send a message state machine
+sub do_send_stuff
+{
+ my $self = shift;
+ my $line = shift;
+ my @out;
+
+ if ($self->state eq 'send1') {
+ # $DB::single = 1;
+ confess "local var gone missing" if !ref $self->{loc};
+ my $loc = $self->{loc};
+ $loc->{subject} = $line;
+ $loc->{lines} = [];
+ $self->state('sendbody');
+ #push @out, $self->msg('sendbody');
+ push @out, $self->msg('m8');
+ } elsif ($self->state eq 'sendbody') {
+ confess "local var gone missing" if !ref $self->{loc};
+ my $loc = $self->{loc};
+ if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
+ my $to;
+
+ foreach $to (@{$loc->{to}}) {
+ my $ref;
+ my $systime = $main::systime;
+ my $mycall = $main::mycall;
+ $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
+ uc $to,
+ exists $loc->{from} ? $loc->{from} : $self->call,
+ $systime,
+ $loc->{private},
+ $loc->{subject},
+ exists $loc->{origin} ? $loc->{origin} : $mycall,
+ '0',
+ $loc->{rrreq});
+ $ref->swop_it($self->call);
+ $ref->store($loc->{lines});
+ $ref->add_dir();
+ push @out, $self->msg('m11', $ref->{msgno}, $to);
+ #push @out, "msgno $ref->{msgno} sent to $to";
+ my $dxchan = DXChannel->get(uc $to);
+ if ($dxchan) {
+ if ($dxchan->is_user()) {
+ $dxchan->send($dxchan->msg('m9'));
+ }
+ }
+ }
+
+ delete $loc->{lines};
+ delete $loc->{to};
+ delete $self->{loc};
+ $self->func(undef);
+
+ $self->state('prompt');
+ } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
+ #push @out, $self->msg('sendabort');
+ push @out, $self->msg('m10');
+ delete $loc->{lines};
+ delete $loc->{to};
+ delete $self->{loc};
+ $self->func(undef);
+ $self->state('prompt');
+ } else {
+
+ # i.e. it ain't and end or abort, therefore store the line
+ push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
+ }
+ }
+ return (1, @out);
+}
+
+# return the standard directory line for this ref
+sub dir
+{
+ my $ref = shift;
+ return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
+ $ref->msgno, $ref->read ? '-' : ' ', $ref->private ? 'p' : ' ', $ref->size,
+ $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
+}
+
+# load the forward table
+sub load_forward
+{
+ my @out;
+ my $s = readfilestr($forwardfn);
+ if ($s) {
+ eval $s;
+ push @out, $@ if $@;
+ }
+ return @out;
+}
+
+# load the bad message table
+sub load_badmsg
+{
+ my @out;
+ my $s = readfilestr($badmsgfn);
+ if ($s) {
+ eval $s;
+ push @out, $@ if $@;
+ }
+ return @out;
+}
+
+# load the swop message table
+sub load_swop
+{
+ my @out;
+ my $s = readfilestr($swopfn);
+ if ($s) {
+ eval $s;
+ push @out, $@ if $@;
+ }
+ return @out;
+}
+
+#
+# forward that message or not according to the forwarding table
+# returns 1 for forward, 0 - to ignore
+#
+
+sub forward_it
+{
+ my $ref = shift;
+ my $call = shift;
+ my $i;
+
+ for ($i = 0; $i < @forward; $i += 5) {
+ my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
+ my $tested;
+
+ # are we interested?
+ next if $ref->{private} && $sort ne 'P';
+ next if !$ref->{private} && $sort ne 'B';
+
+ # select field
+ $tested = $ref->{to} if $field eq 'T';
+ $tested = $ref->{from} if $field eq 'F';
+ $tested = $ref->{origin} if $field eq 'O';
+ $tested = $ref->{subject} if $field eq 'S';
+
+ if (!$pattern || $tested =~ m{$pattern}i) {
+ return 0 if $action eq 'I';
+ return 1 if !$bbs || grep $_ eq $call, @{$bbs};
+ }
+ }
+ return 0;
+}
+
+sub dump_it
+{
+ my $ref = shift;
+ my $call = shift;
+ my $i;
+
+ for ($i = 0; $i < @badmsg; $i += 3) {
+ my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
+ my $tested;
+
+ # are we interested?
+ next if $ref->{private} && $sort ne 'P';
+ next if !$ref->{private} && $sort ne 'B';
+
+ # select field
+ $tested = $ref->{to} if $field eq 'T';
+ $tested = $ref->{from} if $field eq 'F';
+ $tested = $ref->{origin} if $field eq 'O';
+ $tested = $ref->{subject} if $field eq 'S';
+
+ if (!$pattern || $tested =~ m{$pattern}i) {
+ return 1;
+ }
+ }
+ return 0;
+}
+
+sub swop_it
+{
+ my $ref = shift;
+ my $call = shift;
+ my $i;
+ my $count = 0;
+
+ for ($i = 0; $i < @swop; $i += 5) {
+ my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
+ my $tested;
+ my $swop;
+ my $old;
+
+ # are we interested?
+ next if $ref->{private} && $sort ne 'P';
+ next if !$ref->{private} && $sort ne 'B';
+
+ # select field
+ $tested = $ref->{to} if $field eq 'T';
+ $tested = $ref->{from} if $field eq 'F';
+ $tested = $ref->{origin} if $field eq 'O';
+ $tested = $ref->{subject} if $field eq 'S';
+
+ # select swop field
+ $old = $swop = $ref->{to} if $tfield eq 'T';
+ $old = $swop = $ref->{from} if $tfield eq 'F';
+ $old = $swop = $ref->{origin} if $tfield eq 'O';
+ $old = $swop = $ref->{subject} if $tfield eq 'S';
+
+ if ($tested =~ m{$pattern}i) {
+ if ($tested eq $swop) {
+ $swop =~ s{$pattern}{$topattern}i;
+ } else {
+ $swop = $topattern;
+ }
+ Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
+ Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
+ $ref->{to} = $swop if $tfield eq 'T';
+ $ref->{from} = $swop if $tfield eq 'F';
+ $ref->{origin} = $swop if $tfield eq 'O';
+ $ref->{subject} = $swop if $tfield eq 'S';
+ ++$count;
+ }
+ }
+ return $count;
+}
+
+# import any msgs in the import directory
+# the messages are in BBS format (but may have cluster extentions
+# so SB UK < GB7TLH is legal
+sub import_msgs
+{
+ # are there any to do in this directory?
+ return unless -d $importfn;
+ unless (opendir(DIR, $importfn)) {
+ dbg('msg', "can\'t open $importfn $!");
+ Log('msg', "can\'t open $importfn $!");
+ return;
+ }
+
+ my @names = readdir(DIR);
+ closedir(DIR);
+ my $name;
+ foreach $name (@names) {
+ next if $name =~ /^\./;
+ my $splitit = $name =~ /^split/;
+ my $fn = "$importfn/$name";
+ next unless -f $fn;
+ unless (open(MSG, $fn)) {
+ dbg('msg', "can\'t open import file $fn $!");
+ Log('msg', "can\'t open import file $fn $!");
+ unlink($fn);
+ next;
+ }
+ my @msg = map { chomp; $_ } <MSG>;
+ close(MSG);
+ unlink($fn);
+ my @out = import_one($DXProt::me, \@msg, $splitit);
+ Log('msg', @out);
+ }
+}
+
+# import one message as a list in bbs (as extended) mode
+# takes a reference to an array containing the whole message
+sub import_one
+{
+ my $dxchan = shift;
+ my $ref = shift;
+ my $splitit = shift;
+ my $private = '1';
+ my $rr = '0';
+ my $notincalls = 1;
+ my $from = $dxchan->call;
+ my $origin = $main::mycall;
+ my @to;
+ my @out;
+
+ # first line;
+ my $line = shift @$ref;
+ my @f = split /\s+/, $line;
+ unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
+ my $m = "invalid first line in import '$line'";
+ dbg('MSG', $m );
+ return (1, $m);
+ }
+ while (@f) {
+ my $f = uc shift @f;
+ next if $f eq 'SEND';
+
+ # private / noprivate / rr
+ if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
+ $private = '0';
+ } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
+ ;
+ } elsif ($notincalls && ($f eq 'RR')) {
+ $rr = '1';
+ } elsif ($f eq '@' && @f) { # this is bbs syntax, for origin
+ $origin = uc shift @f;
+ } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
+ $from = uc shift @f;
+ } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
+ next;
+ } elsif ($f =~ /^<\S+/) { # this is bbs syntax for from call
+ ($from) = $f =~ /^<(\S+)$/;
+ } elsif ($f =~ /^\@\S+/) { # this is bbs syntax for origin
+ ($origin) = $f =~ /^\@(\S+)$/;
+ } else {
+
+ # callsign ?
+ $notincalls = 0;
+
+ # is this callsign a distro?
+ my $fn = "$msgdir/distro/$f.pl";
+ if (-e $fn) {
+ my $fh = new IO::File $fn;
+ if ($fh) {
+ local $/ = undef;
+ my $s = <$fh>;
+ $fh->close;
+ my @call;
+ @call = eval $s;
+ return (1, "Error in Distro $f.pl:", $@) if $@;
+ if (@call > 0) {
+ push @f, @call;
+ next;
+ }
+ }
+ }
+
+ if (grep $_ eq $f, @DXMsg::badmsg) {
+ push @out, $dxchan->msg('m3', $f);
+ } else {
+ push @to, $f;
+ }
+ }
+ }
+
+ # subject is the next line
+ my $subject = shift @$ref;
+
+ # strip off trailing lines
+ pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
+
+ # strip off /EX or /ABORT
+ return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
+ pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
+
+ # sort out any splitting that needs to be done
+ my @chunk;
+ if ($splitit) {
+ my $lth = 0;
+ my $lines = [];
+ for (@$ref) {
+ if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
+ push @chunk, $lines;
+ $lines = [];
+ $lth = 0;
+ }
+ push @$lines, $_;
+ $lth += length;
+ }
+ push @chunk, $lines if @$lines;
+ } else {
+ push @chunk, $ref;
+ }
+
+ # write all the messages away
+ my $i;
+ for ( $i = 0; $i < @chunk; $i++) {
+ my $chunk = $chunk[$i];
+ my $ch_subject;
+ if (@chunk > 1) {
+ my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
+ $ch_subject = substr($subject, 0, 27 - length $num) . $num;
+ } else {
+ $ch_subject = $subject;
+ }
+ my $to;
+ foreach $to (@to) {
+ my $systime = $main::systime;
+ my $mycall = $main::mycall;
+ my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
+ $to,
+ $from,
+ $systime,
+ $private,
+ $ch_subject,
+ $origin,
+ '0',
+ $rr);
+ $mref->swop_it($main::mycall);
+ $mref->store($chunk);
+ $mref->add_dir();
+ push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
+ #push @out, "msgno $ref->{msgno} sent to $to";
+ my $todxchan = DXChannel->get(uc $to);
+ if ($todxchan) {
+ if ($todxchan->is_user()) {
+ $todxchan->send($todxchan->msg('m9'));
+ }
+ }
+ }
+ }
+ return @out;
}
no strict;
sub AUTOLOAD
{
- my $self = shift;
- my $name = $AUTOLOAD;
- return if $name =~ /::DESTROY$/;
- $name =~ s/.*:://o;
-
- confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
- @_ ? $self->{$name} = shift : $self->{$name} ;
+ my $self = shift;
+ my $name = $AUTOLOAD;
+ return if $name =~ /::DESTROY$/;
+ $name =~ s/.*:://o;
+
+ confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
+ @_ ? $self->{$name} = shift : $self->{$name} ;
}
-
1;
__END__