3 # This module impliments the message handling for a dx cluster
5 # Copyright (c) 1998 Dirk Koopman G1TLH
10 # Notes for implementors:-
12 # PC28 field 11 is the RR required flag
13 # PC28 field 12 is a VIA routing (ie it is a node call)
30 use vars qw(%work @msg $msgdir %valid %busy $maxage $last_clean
31 @badmsg @swop $swopfn $badmsgfn $forwardfn @forward $timeout $waittime
32 $queueinterval $lastq $importfn $minchunk $maxchunk $bulltopriv);
34 %work = (); # outstanding jobs
35 @msg = (); # messages we have
36 %busy = (); # station interlocks
37 $msgdir = "$main::root/msg"; # directory contain the msgs
38 $maxage = 30 * 86400; # the maximum age that a message shall live for if not marked
39 $last_clean = 0; # last time we did a clean
40 @forward = (); # msg forward table
41 @badmsg = (); # bad message table
42 @swop = (); # swop table
43 $timeout = 30*60; # forwarding timeout
44 $waittime = 30*60; # time an aborted outgoing message waits before trying again
45 $queueinterval = 1*60; # run the queue every 1 minute
48 $minchunk = 4800; # minimum chunk size for a split message
49 $maxchunk = 6000; # maximum chunk size
50 $bulltopriv = 1; # convert msgs with callsigns to private if they are bulls
53 $badmsgfn = "$msgdir/badmsg.pl"; # list of TO address we wont store
54 $forwardfn = "$msgdir/forward.pl"; # the forwarding table
55 $swopfn = "$msgdir/swop.pl"; # the swopping table
56 $importfn = "$msgdir/import"; # import directory
60 fromnode => '5,From Node',
61 tonode => '5,To Node',
64 t => '0,Msg Time,cldatetime',
65 private => '5,Private',
66 subject => '0,Subject',
67 linesreq => '0,Lines per Gob',
68 rrreq => '5,Read Confirm',
71 stream => '9,Stream No',
72 count => '5,Gob Linecnt',
73 file => '5,File?,yesno',
74 gotit => '5,Got it Nodes,parray',
75 lines => '5,Lines,parray',
76 'read' => '5,Times read',
79 keep => '0,Keep this?,yesno',
80 lastt => '5,Last processed,cldatetime',
81 waitt => '5,Wait until,cldatetime',
84 # allocate a new object
85 # called fromnode, tonode, from, to, datetime, private?, subject, nolinesper
89 my $self = bless {}, $pkg;
90 $self->{msgno} = shift;
93 $self->{to} = ($to eq $main::mycall) ? $main::myalias : $to;
96 $self->{from} = uc $from;
98 $self->{private} = shift;
99 $self->{subject} = shift;
100 $self->{origin} = shift;
101 $self->{'read'} = shift;
102 $self->{rrreq} = shift;
104 # $self->{lastt} = $main::systime;
106 $self->{private} = 1 if $bulltopriv && DXUser->get_current($self->{to});
114 delete $ref->{lines};
115 delete $ref->{linesreq};
116 delete $ref->{tonode};
117 delete $ref->{fromnode};
118 delete $ref->{stream};
120 delete $ref->{count};
121 delete $ref->{lastt} if exists $ref->{lastt};
122 delete $ref->{waitt} if exists $ref->{waitt};
127 my ($self, $line) = @_;
129 # this is periodic processing
130 if (!$self || !$line) {
132 if ($main::systime >= $lastq + $queueinterval) {
134 # queue some message if the interval timer has gone off
137 # import any messages in the import directory
140 $lastq = $main::systime;
143 # clean the message queue
144 clean_old() if $main::systime - $last_clean > 3600 ;
148 my @f = split /\^/, $line;
149 my ($pcno) = $f[0] =~ /^PC(\d\d)/; # just get the number
152 if ($pcno == 28) { # incoming message
154 # sort out various extant protocol errors that occur
155 my ($fromnode, $origin);
156 if ($self->is_arcluster && $f[13] eq $self->call) {
163 $origin = $self->call unless $origin && $origin gt ' ';
165 # first look for any messages in the busy queue
166 # and cancel them this should both resolve timed out incoming messages
167 # and crossing of message between nodes, incoming messages have priority
168 if (exists $busy{$fromnode}) {
169 my $ref = $busy{$fromnode};
170 my $tonode = $ref->{tonode};
171 dbg("Busy, stopping msgno: $ref->{msgno} -> $fromnode") if isdbg('msg');
172 $ref->stop_msg($self->call);
175 my $t = cltounix($f[5], $f[6]);
176 my $stream = next_transno($fromnode);
177 my $ref = DXMsg->alloc($stream, uc $f[3], $f[4], $t, $f[7], $f[8], $origin, '0', $f[11]);
179 # fill in various forwarding state variables
180 $ref->{fromnode} = $fromnode;
181 $ref->{tonode} = $f[1];
182 $ref->{rrreq} = $f[11];
183 $ref->{linesreq} = $f[10];
184 $ref->{stream} = $stream;
185 $ref->{count} = 0; # no of lines between PC31s
186 dbg("new message from $f[4] to $f[3] '$f[8]' stream $fromnode/$stream\n") if isdbg('msg');
187 Log('msg', "Incoming message $f[4] to $f[3] '$f[8]'" );
188 $work{"$fromnode$stream"} = $ref; # store in work
189 $busy{$fromnode} = $ref; # set interlock
190 $self->send(DXProt::pc30($fromnode, $f[1], $stream)); # send ack
191 $ref->{lastt} = $main::systime;
193 # look to see whether this is a non private message sent to a known callsign
194 my $uref = DXUser->get_current($ref->{to});
195 if (is_callsign($ref->{to}) && !$ref->{private} && $uref && $uref->homenode) {
197 dbg("set bull to $ref->{to} to private") if isdbg('msg');
202 if ($pcno == 29) { # incoming text
203 my $ref = $work{"$f[2]$f[3]"};
206 push @{$ref->{lines}}, $f[4];
208 if ($ref->{count} >= $ref->{linesreq}) {
209 $self->send(DXProt::pc31($f[2], $f[1], $f[3]));
210 dbg("stream $f[3]: $ref->{count} lines received\n") if isdbg('msg');
213 $ref->{lastt} = $main::systime;
215 dbg("PC29 from unknown stream $f[3] from $f[2]") if isdbg('msg');
216 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
221 if ($pcno == 30) { # this is a incoming subject ack
222 my $ref = $work{$f[2]}; # note no stream at this stage
225 $ref->{stream} = $f[3];
227 $ref->{linesreq} = 5;
228 $work{"$f[2]$f[3]"} = $ref; # new ref
229 dbg("incoming subject ack stream $f[3]\n") if isdbg('msg');
230 $busy{$f[2]} = $ref; # interlock
231 push @{$ref->{lines}}, ($ref->read_msg_body);
232 $ref->send_tranche($self);
233 $ref->{lastt} = $main::systime;
235 dbg("PC30 from unknown stream $f[3] from $f[2]") if isdbg('msg');
236 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
241 if ($pcno == 31) { # acknowledge a tranche of lines
242 my $ref = $work{"$f[2]$f[3]"};
244 dbg("tranche ack stream $f[3]\n") if isdbg('msg');
245 $ref->send_tranche($self);
246 $ref->{lastt} = $main::systime;
248 dbg("PC31 from unknown stream $f[3] from $f[2]") if isdbg('msg');
249 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
254 if ($pcno == 32) { # incoming EOM
255 dbg("stream $f[3]: EOM received\n") if isdbg('msg');
256 my $ref = $work{"$f[2]$f[3]"};
258 $self->send(DXProt::pc33($f[2], $f[1], $f[3])); # acknowledge it
260 # get the next msg no - note that this has NOTHING to do with the stream number in PC protocol
261 # store the file or message
262 # remove extraneous rubbish from the hash
263 # remove it from the work in progress vector
264 # stuff it on the msg queue
267 $ref->store($ref->{lines});
270 # does an identical message already exist?
273 if ($ref->{subject} eq $m->{subject} && $ref->{t} == $m->{t} && $ref->{from} eq $m->{from} && $ref->{to} eq $m->{to}) {
274 $ref->stop_msg($self->call);
275 my $msgno = $m->{msgno};
276 dbg("duplicate message from $ref->{from} -> $ref->{to} to $msgno") if isdbg('msg');
277 Log('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
283 $ref->swop_it($self->call);
285 # look for 'bad' to addresses
287 $ref->stop_msg($self->call);
288 dbg("'Bad' message $ref->{to}") if isdbg('msg');
289 Log('msg', "'Bad' message $ref->{to}");
293 $ref->{msgno} = next_transno("Msgno");
294 push @{$ref->{gotit}}, $f[2]; # mark this up as being received
295 $ref->store($ref->{lines});
297 my $dxchan = DXChannel->get($ref->{to});
298 $dxchan->send($dxchan->msg('m9')) if $dxchan && $dxchan->is_user;
299 Log('msg', "Message $ref->{msgno} from $ref->{from} received from $f[2] for $ref->{to}");
302 $ref->stop_msg($self->call);
304 dbg("PC32 from unknown stream $f[3] from $f[2]") if isdbg('msg');
305 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
311 if ($pcno == 33) { # acknowledge the end of message
312 my $ref = $work{"$f[2]$f[3]"};
314 if ($ref->{private}) { # remove it if it private and gone off site#
315 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2] and deleted");
318 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2]");
319 push @{$ref->{gotit}}, $f[2]; # mark this up as being received
320 $ref->store($ref->{lines}); # re- store the file
322 $ref->stop_msg($self->call);
324 dbg("PC33 from unknown stream $f[3] from $f[2]") if isdbg('msg');
325 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
328 # send next one if present
333 if ($pcno == 40) { # this is a file request
334 $f[3] =~ s/\\/\//og; # change the slashes
335 $f[3] =~ s/\.//og; # remove dots
336 $f[3] =~ s/^\///o; # remove the leading /
337 $f[3] = lc $f[3]; # to lower case;
338 dbg("incoming file $f[3]\n") if isdbg('msg');
339 $f[3] = 'packclus/' . $f[3] unless $f[3] =~ /^packclus\//o;
341 # create any directories
342 my @part = split /\//, $f[3];
344 my $fn = "$main::root";
345 pop @part; # remove last part
346 foreach $part (@part) {
349 last SWITCH if !mkdir $fn, 0777;
350 dbg("created directory $fn\n") if isdbg('msg');
352 my $stream = next_transno($f[2]);
353 my $ref = DXMsg->alloc($stream, "$main::root/$f[3]", $self->call, time, !$f[4], $f[3], ' ', '0', '0');
355 # forwarding variables
356 $ref->{fromnode} = $f[1];
357 $ref->{tonode} = $f[2];
358 $ref->{linesreq} = $f[5];
359 $ref->{stream} = $stream;
360 $ref->{count} = 0; # no of lines between PC31s
362 $ref->{lastt} = $main::systime;
363 $work{"$f[2]$stream"} = $ref; # store in work
364 $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
369 if ($pcno == 42) { # abort transfer
370 dbg("stream $f[3]: abort received\n") if isdbg('msg');
371 my $ref = $work{"$f[2]$f[3]"};
373 $ref->stop_msg($self->call);
379 if ($pcno == 49) { # global delete on subject
381 if ($_->{from} eq $f[1] && $_->{subject} eq $f[2]) {
383 Log('msg', "Message $_->{msgno} from $_->{from} ($_->{subject}) fully deleted");
384 DXProt::broadcast_ak1a($line, $self);
392 # store a message away on disc or whatever
394 # NOTE the second arg is a REFERENCE not a list
400 if ($ref->{file}) { # a file
401 dbg("To be stored in $ref->{to}\n") if isdbg('msg');
403 my $fh = new IO::File "$ref->{to}", "w";
406 foreach $line (@{$lines}) {
410 dbg("file $ref->{to} stored\n") if isdbg('msg');
411 Log('msg', "file $ref->{to} from $ref->{from} stored" );
413 confess "can't open file $ref->{to} $!";
415 } else { # a normal message
417 # attempt to open the message file
418 my $fn = filename($ref->{msgno});
420 dbg("To be stored in $fn\n") if isdbg('msg');
422 # now save the file, overwriting what's there, YES I KNOW OK! (I will change it if it's a problem)
423 my $fh = new IO::File "$fn", "w";
425 my $rr = $ref->{rrreq} ? '1' : '0';
426 my $priv = $ref->{private} ? '1': '0';
427 print $fh "=== $ref->{msgno}^$ref->{to}^$ref->{from}^$ref->{t}^$priv^$ref->{subject}^$ref->{origin}^$ref->{'read'}^$rr\n";
428 print $fh "=== ", join('^', @{$ref->{gotit}}), "\n";
431 foreach $line (@{$lines}) {
432 $ref->{size} += (length $line) + 1;
436 dbg("msg $ref->{msgno} stored\n") if isdbg('msg');
437 Log('msg', "msg $ref->{msgno} from $ref->{from} to $ref->{to} stored" );
439 confess "can't open msg file $fn $!";
449 # remove it from the active message list
450 dbg("\@msg = " . scalar @msg . " before delete") if isdbg('msg');
451 @msg = grep { $_ != $self } @msg;
454 unlink filename($self->{msgno});
455 dbg("deleting $self->{msgno}\n") if isdbg('msg');
456 dbg("\@msg = " . scalar @msg . " after delete") if isdbg('msg');
459 # clean out old messages from the message queue
464 # mark old messages for deletion
465 dbg("\@msg = " . scalar @msg . " before delete") if isdbg('msg');
466 foreach $ref (@msg) {
467 if (ref($ref) && !$ref->{keep} && $ref->{t} < $main::systime - $maxage) {
468 $ref->{deleteme} = 1;
469 unlink filename($ref->{msgno});
470 dbg("deleting old $ref->{msgno}\n") if isdbg('msg');
474 # remove them all from the active message list
475 @msg = grep { !$_->{deleteme} } @msg;
476 dbg("\@msg = " . scalar @msg . " after delete") if isdbg('msg');
477 $last_clean = $main::systime;
480 # read in a message header
490 $file = new IO::File "$fn";
492 dbg("Error reading $fn $!");
493 Log('err', "Error reading $fn $!");
497 $line = <$file>; # first line
498 if ($size == 0 || !$line) {
500 Log('err', "Empty $fn $!");
504 $size -= length $line;
505 if (! $line =~ /^===/o) {
506 dbg("corrupt first line in $fn ($line)");
507 Log('err', "corrupt first line in $fn ($line)");
511 @f = split /\^/, $line;
512 $ref = DXMsg->alloc(@f);
514 $line = <$file>; # second line
516 $size -= length $line;
517 if (! $line =~ /^===/o) {
518 dbg("corrupt second line in $fn ($line)");
519 Log('err', "corrupt second line in $fn ($line)");
524 @f = split /\^/, $line;
525 push @{$ref->{gotit}}, @f;
526 $ref->{size} = $size;
533 # read in a message header
537 my $msgno = $self->{msgno};
540 my $fn = filename($msgno);
543 $file = new IO::File;
544 if (!open($file, $fn)) {
545 dbg("Error reading $fn $!");
546 Log('err' ,"Error reading $fn $!");
549 @out = map {chomp; $_} <$file>;
552 shift @out if $out[0] =~ /^=== /;
553 shift @out if $out[0] =~ /^=== /;
557 # send a tranche of lines to the other end
560 my ($self, $dxchan) = @_;
562 my $to = $self->{tonode};
563 my $from = $self->{fromnode};
564 my $stream = $self->{stream};
565 my $lines = $self->{lines};
568 for ($i = 0, $c = $self->{count}; $i < $self->{linesreq} && $c < @$lines; $i++, $c++) {
569 push @out, DXProt::pc29($to, $from, $stream, $lines->[$c]);
573 push @out, DXProt::pc32($to, $from, $stream) if $i < $self->{linesreq};
578 # find a message to send out and start the ball rolling
586 # bat down the message list looking for one that needs to go off site and whose
587 # nearest node is not busy.
589 dbg("queue msg ($sort)\n") if isdbg('msg');
590 my @nodelist = DXChannel::get_all_nodes;
591 foreach $ref (@msg) {
593 # ignore 'delayed' messages until their waiting time has expired
594 if (exists $ref->{waitt}) {
595 next if $ref->{waitt} > $main::systime;
596 delete $ref->{waitt};
600 if (exists $ref->{lastt} && $main::systime >= $ref->{lastt} + $timeout) {
601 my $node = $ref->{tonode};
602 dbg("Timeout, stopping msgno: $ref->{msgno} -> $node") if isdbg('msg');
603 Log('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
604 $ref->stop_msg($node);
606 # delay any outgoing messages that fail
607 $ref->{waitt} = $main::systime + $waittime + rand(120) if $node ne $main::mycall;
608 delete $ref->{lastt};
612 # firstly, is it private and unread? if so can I find the recipient
613 # in my cluster node list offsite?
615 # deal with routed private messages
617 if ($ref->{private}) {
618 next if $ref->{'read'}; # if it is read, it is stuck here
619 $clref = Route::get($ref->{to});
620 # unless ($clref) { # otherwise look for a homenode
621 # my $uref = DXUser->get_current($ref->{to});
622 # my $hnode = $uref->homenode if $uref;
623 # $clref = Route::Node::get($hnode) if $hnode;
626 $dxchan = $clref->dxchan;
628 if ($dxchan->is_node) {
629 next if $clref->call eq $main::mycall; # i.e. it lives here
630 $ref->start_msg($dxchan) if !get_busy($dxchan->call) && $dxchan->state eq 'normal';
633 dbg("Route: No dxchan for $ref->{to} " . ref($clref) ) if isdbg('msg');
638 # otherwise we are dealing with a bulletin or forwarded private message
639 # compare the gotit list with
640 # the nodelist up above, if there are sites that haven't got it yet
641 # then start sending it - what happens when we get loops is anyone's
642 # guess, use (to, from, time, subject) tuple?
643 foreach $dxchan (@nodelist) {
644 my $call = $dxchan->call;
646 next if $call eq $main::mycall;
647 next if ref $ref->{gotit} && grep $_ eq $call, @{$ref->{gotit}};
648 next unless $ref->forward_it($call); # check the forwarding file
650 # if we are here we have a node that doesn't have this message
651 $ref->start_msg($dxchan) if !get_busy($call) && $dxchan->state eq 'normal';
655 # if all the available nodes are busy then stop
656 last if @nodelist == scalar grep { get_busy($_->call) } @nodelist;
660 # is there a message for me?
666 foreach $ref (@msg) {
667 # is it for me, private and unread?
668 if ($ref->{to} eq $call && $ref->{private}) {
669 return 1 if !$ref->{'read'};
675 # start the message off on its travels with a PC28
678 my ($self, $dxchan) = @_;
680 dbg("start msg $self->{msgno}\n") if isdbg('msg');
681 $self->{linesreq} = 10;
683 $self->{tonode} = $dxchan->call;
684 $self->{fromnode} = $main::mycall;
685 $busy{$self->{tonode}} = $self;
686 $work{$self->{tonode}} = $self;
687 $self->{lastt} = $main::systime;
688 $dxchan->send(DXProt::pc28($self->{tonode}, $self->{fromnode}, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $self->{origin}, $self->{rrreq}));
691 # get the ref of a busy node
704 # get the forwarding queue
710 # stop a message from continuing, clean it out, unlock interlocks etc
715 my $stream = $self->{stream} if exists $self->{stream};
718 dbg("stop msg $self->{msgno} -> node $node\n") if isdbg('msg');
720 delete $work{"$node$stream"} if $stream;
725 # get a new transaction number from the file specified
729 $name =~ s/\W//og; # remove non-word characters
730 my $fn = "$msgdir/$name";
733 my $fh = new IO::File;
734 if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
736 $msgno = $fh->getline || '0';
740 $fh->print("$msgno\n");
741 dbg("msgno $msgno allocated for $name\n") if isdbg('msg');
744 confess "can't open $fn $!";
749 # initialise the message 'system', read in all the message headers
752 my $dir = new IO::File;
756 # load various control files
757 dbg("load badmsg: " . (load_badmsg() or "Ok"));
758 dbg("load forward: " . (load_forward() or "Ok"));
759 dbg("load swop: " . (load_swop() or "Ok"));
761 # read in the directory
762 opendir($dir, $msgdir) or confess "can't open $msgdir $!";
763 @dir = readdir($dir);
768 next unless /^m\d\d\d\d\d\d$/;
770 $ref = read_msg_header("$msgdir/$_");
773 Log('err', "Deleting $_");
778 # delete any messages to 'badmsg.pl' places
780 dbg("'Bad' TO address $ref->{to}") if isdbg('msg');
781 Log('msg', "'Bad' TO address $ref->{to}");
786 # add the message to the available queue
791 # add the message to the directory listing
795 confess "tried to add a non-ref to the msg directory" if !ref $ref;
799 # return all the current messages
805 # get a particular message
810 return $_ if $_->{msgno} == $msgno;
811 last if $_->{msgno} > $msgno;
816 # return the official filename for a message no
819 return sprintf "$msgdir/m%06d", shift;
823 # return a list of valid elements
832 # return a prompt for a field
837 my ($self, $ele) = @_;
842 # send a message state machine
849 if ($self->state eq 'send1') {
851 confess "local var gone missing" if !ref $self->{loc};
852 my $loc = $self->{loc};
853 $loc->{subject} = $line;
855 $self->state('sendbody');
856 #push @out, $self->msg('sendbody');
857 push @out, $self->msg('m8');
858 } elsif ($self->state eq 'sendbody') {
859 confess "local var gone missing" if !ref $self->{loc};
860 my $loc = $self->{loc};
861 if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
864 foreach $to (@{$loc->{to}}) {
866 my $systime = $main::systime;
867 my $mycall = $main::mycall;
868 $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
870 exists $loc->{from} ? $loc->{from} : $self->call,
874 exists $loc->{origin} ? $loc->{origin} : $mycall,
877 $ref->swop_it($self->call);
878 $ref->store($loc->{lines});
880 push @out, $self->msg('m11', $ref->{msgno}, $to);
881 #push @out, "msgno $ref->{msgno} sent to $to";
882 my $dxchan = DXChannel->get(uc $to);
884 if ($dxchan->is_user()) {
885 $dxchan->send($dxchan->msg('m9'));
890 delete $loc->{lines};
895 $self->state('prompt');
896 } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
897 #push @out, $self->msg('sendabort');
898 push @out, $self->msg('m10');
899 delete $loc->{lines};
903 $self->state('prompt');
906 # i.e. it ain't and end or abort, therefore store the line
907 push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
913 # return the standard directory line for this ref
917 return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
918 $ref->msgno, $ref->read ? '-' : ' ', $ref->private ? 'p' : ' ', $ref->size,
919 $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
922 # load the forward table
926 my $s = readfilestr($forwardfn);
934 # load the bad message table
938 my $s = readfilestr($badmsgfn);
946 # load the swop message table
950 my $s = readfilestr($swopfn);
959 # forward that message or not according to the forwarding table
960 # returns 1 for forward, 0 - to ignore
969 for ($i = 0; $i < @forward; $i += 5) {
970 my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
974 next if $ref->{private} && $sort ne 'P';
975 next if !$ref->{private} && $sort ne 'B';
978 $tested = $ref->{to} if $field eq 'T';
979 $tested = $ref->{from} if $field eq 'F';
980 $tested = $ref->{origin} if $field eq 'O';
981 $tested = $ref->{subject} if $field eq 'S';
983 if (!$pattern || $tested =~ m{$pattern}i) {
984 return 0 if $action eq 'I';
985 return 1 if !$bbs || grep $_ eq $call, @{$bbs};
996 for ($i = 0; $i < @badmsg; $i += 3) {
997 my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
1000 # are we interested?
1001 next if $ref->{private} && $sort ne 'P';
1002 next if !$ref->{private} && $sort ne 'B';
1005 $tested = $ref->{to} if $field eq 'T';
1006 $tested = $ref->{from} if $field eq 'F';
1007 $tested = $ref->{origin} if $field eq 'O';
1008 $tested = $ref->{subject} if $field eq 'S';
1010 if (!$pattern || $tested =~ m{$pattern}i) {
1024 for ($i = 0; $i < @swop; $i += 5) {
1025 my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
1030 # are we interested?
1031 next if $ref->{private} && $sort ne 'P';
1032 next if !$ref->{private} && $sort ne 'B';
1035 $tested = $ref->{to} if $field eq 'T';
1036 $tested = $ref->{from} if $field eq 'F';
1037 $tested = $ref->{origin} if $field eq 'O';
1038 $tested = $ref->{subject} if $field eq 'S';
1041 $old = $swop = $ref->{to} if $tfield eq 'T';
1042 $old = $swop = $ref->{from} if $tfield eq 'F';
1043 $old = $swop = $ref->{origin} if $tfield eq 'O';
1044 $old = $swop = $ref->{subject} if $tfield eq 'S';
1046 if ($tested =~ m{$pattern}i) {
1047 if ($tested eq $swop) {
1048 $swop =~ s{$pattern}{$topattern}i;
1052 Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1053 Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1054 $ref->{to} = $swop if $tfield eq 'T';
1055 $ref->{from} = $swop if $tfield eq 'F';
1056 $ref->{origin} = $swop if $tfield eq 'O';
1057 $ref->{subject} = $swop if $tfield eq 'S';
1064 # import any msgs in the import directory
1065 # the messages are in BBS format (but may have cluster extentions
1066 # so SB UK < GB7TLH is legal
1069 # are there any to do in this directory?
1070 return unless -d $importfn;
1071 unless (opendir(DIR, $importfn)) {
1072 dbg("can\'t open $importfn $!") if isdbg('msg');
1073 Log('msg', "can\'t open $importfn $!");
1077 my @names = readdir(DIR);
1080 foreach $name (@names) {
1081 next if $name =~ /^\./;
1082 my $splitit = $name =~ /^split/;
1083 my $fn = "$importfn/$name";
1085 unless (open(MSG, $fn)) {
1086 dbg("can\'t open import file $fn $!") if isdbg('msg');
1087 Log('msg', "can\'t open import file $fn $!");
1091 my @msg = map { chomp; $_ } <MSG>;
1094 my @out = import_one($DXProt::me, \@msg, $splitit);
1099 # import one message as a list in bbs (as extended) mode
1100 # takes a reference to an array containing the whole message
1105 my $splitit = shift;
1109 my $from = $dxchan->call;
1110 my $origin = $main::mycall;
1115 my $line = shift @$ref;
1116 my @f = split /\s+/, $line;
1117 unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
1118 my $m = "invalid first line in import '$line'";
1119 dbg($m) if isdbg('msg');
1123 my $f = uc shift @f;
1124 next if $f eq 'SEND';
1126 # private / noprivate / rr
1127 if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
1129 } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
1131 } elsif ($notincalls && ($f eq 'RR')) {
1133 } elsif ($f eq '@' && @f) { # this is bbs syntax, for origin
1134 $origin = uc shift @f;
1135 } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
1136 $from = uc shift @f;
1137 } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
1139 } elsif ($f =~ /^<\S+/) { # this is bbs syntax for from call
1140 ($from) = $f =~ /^<(\S+)$/;
1141 } elsif ($f =~ /^\@\S+/) { # this is bbs syntax for origin
1142 ($origin) = $f =~ /^\@(\S+)$/;
1148 # is this callsign a distro?
1149 my $fn = "$msgdir/distro/$f.pl";
1151 my $fh = new IO::File $fn;
1158 return (1, "Error in Distro $f.pl:", $@) if $@;
1166 if (grep $_ eq $f, @DXMsg::badmsg) {
1167 push @out, $dxchan->msg('m3', $f);
1174 # subject is the next line
1175 my $subject = shift @$ref;
1177 # strip off trailing lines
1178 pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
1180 # strip off /EX or /ABORT
1181 return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
1182 pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
1184 # sort out any splitting that needs to be done
1190 if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
1191 push @chunk, $lines;
1198 push @chunk, $lines if @$lines;
1203 # write all the messages away
1205 for ( $i = 0; $i < @chunk; $i++) {
1206 my $chunk = $chunk[$i];
1209 my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
1210 $ch_subject = substr($subject, 0, 27 - length $num) . $num;
1212 $ch_subject = $subject;
1216 my $systime = $main::systime;
1217 my $mycall = $main::mycall;
1218 my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
1227 $mref->swop_it($main::mycall);
1228 $mref->store($chunk);
1230 push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
1231 #push @out, "msgno $ref->{msgno} sent to $to";
1232 my $todxchan = DXChannel->get(uc $to);
1234 if ($todxchan->is_user()) {
1235 $todxchan->send($todxchan->msg('m9'));
1247 my $name = $AUTOLOAD;
1248 return if $name =~ /::DESTROY$/;
1251 confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
1252 # this clever line of code creates a subroutine which takes over from autoload
1253 # from OO Perl - Conway
1254 *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
1255 @_ ? $self->{$name} = shift : $self->{$name} ;