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
169 if (exists $busy{$fromnode}) {
170 my $ref = $busy{$fromnode};
171 my $tonode = $ref->{tonode};
172 dbg("Busy, stopping msgno: $ref->{msgno} $fromnode->$tonode") if isdbg('msg');
173 $ref->stop_msg($self->call);
176 my $t = cltounix($f[5], $f[6]);
177 my $stream = next_transno($fromnode);
178 my $ref = DXMsg->alloc($stream, uc $f[3], $f[4], $t, $f[7], $f[8], $origin, '0', $f[11]);
180 # fill in various forwarding state variables
181 $ref->{fromnode} = $fromnode;
182 $ref->{tonode} = $f[1];
183 $ref->{rrreq} = $f[11];
184 $ref->{linesreq} = $f[10];
185 $ref->{stream} = $stream;
186 $ref->{count} = 0; # no of lines between PC31s
187 dbg("new message from $f[4] to $f[3] '$f[8]' stream $fromnode/$stream\n") if isdbg('msg');
188 Log('msg', "Incoming message $f[4] to $f[3] '$f[8]'" );
189 $work{"$fromnode$stream"} = $ref; # store in work
190 $busy{$fromnode} = $ref; # set interlock
191 $self->send(DXProt::pc30($fromnode, $f[1], $stream)); # send ack
192 $ref->{lastt} = $main::systime;
194 # look to see whether this is a non private message sent to a known callsign
195 my $uref = DXUser->get_current($ref->{to});
196 if (is_callsign($ref->{to}) && !$ref->{private} && $uref && $uref->homenode) {
198 dbg("set bull to $ref->{to} to private") if isdbg('msg');
203 if ($pcno == 29) { # incoming text
204 my $ref = $work{"$f[2]$f[3]"};
207 push @{$ref->{lines}}, $f[4];
209 if ($ref->{count} >= $ref->{linesreq}) {
210 $self->send(DXProt::pc31($f[2], $f[1], $f[3]));
211 dbg("stream $f[3]: $ref->{count} lines received\n") if isdbg('msg');
214 $ref->{lastt} = $main::systime;
216 dbg("PC29 from unknown stream $f[3] from $f[2]") if isdbg('msg');
217 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
222 if ($pcno == 30) { # this is a incoming subject ack
223 my $ref = $work{$f[2]}; # note no stream at this stage
226 $ref->{stream} = $f[3];
228 $ref->{linesreq} = 5;
229 $work{"$f[2]$f[3]"} = $ref; # new ref
230 dbg("incoming subject ack stream $f[3]\n") if isdbg('msg');
231 $busy{$f[2]} = $ref; # interlock
232 push @{$ref->{lines}}, ($ref->read_msg_body);
233 $ref->send_tranche($self);
234 $ref->{lastt} = $main::systime;
236 dbg("PC30 from unknown stream $f[3] from $f[2]") if isdbg('msg');
237 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
242 if ($pcno == 31) { # acknowledge a tranche of lines
243 my $ref = $work{"$f[2]$f[3]"};
245 dbg("tranche ack stream $f[3]\n") if isdbg('msg');
246 $ref->send_tranche($self);
247 $ref->{lastt} = $main::systime;
249 dbg("PC31 from unknown stream $f[3] from $f[2]") if isdbg('msg');
250 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
255 if ($pcno == 32) { # incoming EOM
256 dbg("stream $f[3]: EOM received\n") if isdbg('msg');
257 my $ref = $work{"$f[2]$f[3]"};
259 $self->send(DXProt::pc33($f[2], $f[1], $f[3])); # acknowledge it
261 # get the next msg no - note that this has NOTHING to do with the stream number in PC protocol
262 # store the file or message
263 # remove extraneous rubbish from the hash
264 # remove it from the work in progress vector
265 # stuff it on the msg queue
268 $ref->store($ref->{lines});
271 # does an identical message already exist?
274 if ($ref->{subject} eq $m->{subject} && $ref->{t} == $m->{t} && $ref->{from} eq $m->{from} && $ref->{to} eq $m->{to}) {
275 $ref->stop_msg($self->call);
276 my $msgno = $m->{msgno};
277 dbg("duplicate message from $ref->{from} -> $ref->{to} to $msgno") if isdbg('msg');
278 Log('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
284 $ref->swop_it($self->call);
286 # look for 'bad' to addresses
288 $ref->stop_msg($self->call);
289 dbg("'Bad' message $ref->{to}") if isdbg('msg');
290 Log('msg', "'Bad' message $ref->{to}");
294 $ref->{msgno} = next_transno("Msgno");
295 push @{$ref->{gotit}}, $f[2]; # mark this up as being received
296 $ref->store($ref->{lines});
298 my $dxchan = DXChannel->get($ref->{to});
299 $dxchan->send($dxchan->msg('m9')) if $dxchan && $dxchan->is_user;
300 Log('msg', "Message $ref->{msgno} from $ref->{from} received from $f[2] for $ref->{to}");
303 $ref->stop_msg($self->call);
305 dbg("PC32 from unknown stream $f[3] from $f[2]") if isdbg('msg');
306 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
312 if ($pcno == 33) { # acknowledge the end of message
313 my $ref = $work{"$f[2]$f[3]"};
315 if ($ref->{private}) { # remove it if it private and gone off site#
316 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2] and deleted");
319 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2]");
320 push @{$ref->{gotit}}, $f[2]; # mark this up as being received
321 $ref->store($ref->{lines}); # re- store the file
323 $ref->stop_msg($self->call);
325 dbg("PC33 from unknown stream $f[3] from $f[2]") if isdbg('msg');
326 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
329 # send next one if present
334 if ($pcno == 40) { # this is a file request
335 $f[3] =~ s/\\/\//og; # change the slashes
336 $f[3] =~ s/\.//og; # remove dots
337 $f[3] =~ s/^\///o; # remove the leading /
338 $f[3] = lc $f[3]; # to lower case;
339 dbg("incoming file $f[3]\n") if isdbg('msg');
340 $f[3] = 'packclus/' . $f[3] unless $f[3] =~ /^packclus\//o;
342 # create any directories
343 my @part = split /\//, $f[3];
345 my $fn = "$main::root";
346 pop @part; # remove last part
347 foreach $part (@part) {
350 last SWITCH if !mkdir $fn, 0777;
351 dbg("created directory $fn\n") if isdbg('msg');
353 my $stream = next_transno($f[2]);
354 my $ref = DXMsg->alloc($stream, "$main::root/$f[3]", $self->call, time, !$f[4], $f[3], ' ', '0', '0');
356 # forwarding variables
357 $ref->{fromnode} = $f[1];
358 $ref->{tonode} = $f[2];
359 $ref->{linesreq} = $f[5];
360 $ref->{stream} = $stream;
361 $ref->{count} = 0; # no of lines between PC31s
363 $ref->{lastt} = $main::systime;
364 $work{"$f[2]$stream"} = $ref; # store in work
365 $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
370 if ($pcno == 42) { # abort transfer
371 dbg("stream $f[3]: abort received\n") if isdbg('msg');
372 my $ref = $work{"$f[2]$f[3]"};
374 $ref->stop_msg($self->call);
380 if ($pcno == 49) { # global delete on subject
382 if ($_->{from} eq $f[1] && $_->{subject} eq $f[2]) {
384 Log('msg', "Message $_->{msgno} from $_->{from} ($_->{subject}) fully deleted");
385 DXProt::broadcast_ak1a($line, $self);
393 # store a message away on disc or whatever
395 # NOTE the second arg is a REFERENCE not a list
401 if ($ref->{file}) { # a file
402 dbg("To be stored in $ref->{to}\n") if isdbg('msg');
404 my $fh = new IO::File "$ref->{to}", "w";
407 foreach $line (@{$lines}) {
411 dbg("file $ref->{to} stored\n") if isdbg('msg');
412 Log('msg', "file $ref->{to} from $ref->{from} stored" );
414 confess "can't open file $ref->{to} $!";
416 } else { # a normal message
418 # attempt to open the message file
419 my $fn = filename($ref->{msgno});
421 dbg("To be stored in $fn\n") if isdbg('msg');
423 # now save the file, overwriting what's there, YES I KNOW OK! (I will change it if it's a problem)
424 my $fh = new IO::File "$fn", "w";
426 my $rr = $ref->{rrreq} ? '1' : '0';
427 my $priv = $ref->{private} ? '1': '0';
428 print $fh "=== $ref->{msgno}^$ref->{to}^$ref->{from}^$ref->{t}^$priv^$ref->{subject}^$ref->{origin}^$ref->{'read'}^$rr\n";
429 print $fh "=== ", join('^', @{$ref->{gotit}}), "\n";
432 foreach $line (@{$lines}) {
433 $ref->{size} += (length $line) + 1;
437 dbg("msg $ref->{msgno} stored\n") if isdbg('msg');
438 Log('msg', "msg $ref->{msgno} from $ref->{from} to $ref->{to} stored" );
440 confess "can't open msg file $fn $!";
450 # remove it from the active message list
451 dbg("\@msg = " . scalar @msg . " before delete") if isdbg('msg');
452 @msg = grep { $_ != $self } @msg;
455 unlink filename($self->{msgno});
456 dbg("deleting $self->{msgno}\n") if isdbg('msg');
457 dbg("\@msg = " . scalar @msg . " after delete") if isdbg('msg');
460 # clean out old messages from the message queue
465 # mark old messages for deletion
466 dbg("\@msg = " . scalar @msg . " before delete") if isdbg('msg');
467 foreach $ref (@msg) {
468 if (ref($ref) && !$ref->{keep} && $ref->{t} < $main::systime - $maxage) {
469 $ref->{deleteme} = 1;
470 unlink filename($ref->{msgno});
471 dbg("deleting old $ref->{msgno}\n") if isdbg('msg');
475 # remove them all from the active message list
476 @msg = grep { !$_->{deleteme} } @msg;
477 dbg("\@msg = " . scalar @msg . " after delete") if isdbg('msg');
478 $last_clean = $main::systime;
481 # read in a message header
491 $file = new IO::File "$fn";
493 dbg("Error reading $fn $!");
494 Log('err', "Error reading $fn $!");
498 $line = <$file>; # first line
499 if ($size == 0 || !$line) {
501 Log('err', "Empty $fn $!");
505 $size -= length $line;
506 if (! $line =~ /^===/o) {
507 dbg("corrupt first line in $fn ($line)");
508 Log('err', "corrupt first line in $fn ($line)");
512 @f = split /\^/, $line;
513 $ref = DXMsg->alloc(@f);
515 $line = <$file>; # second line
517 $size -= length $line;
518 if (! $line =~ /^===/o) {
519 dbg("corrupt second line in $fn ($line)");
520 Log('err', "corrupt second line in $fn ($line)");
525 @f = split /\^/, $line;
526 push @{$ref->{gotit}}, @f;
527 $ref->{size} = $size;
534 # read in a message header
538 my $msgno = $self->{msgno};
541 my $fn = filename($msgno);
544 $file = new IO::File;
545 if (!open($file, $fn)) {
546 dbg("Error reading $fn $!");
547 Log('err' ,"Error reading $fn $!");
550 @out = map {chomp; $_} <$file>;
553 shift @out if $out[0] =~ /^=== /;
554 shift @out if $out[0] =~ /^=== /;
558 # send a tranche of lines to the other end
561 my ($self, $dxchan) = @_;
563 my $to = $self->{tonode};
564 my $from = $self->{fromnode};
565 my $stream = $self->{stream};
566 my $lines = $self->{lines};
569 for ($i = 0, $c = $self->{count}; $i < $self->{linesreq} && $c < @$lines; $i++, $c++) {
570 push @out, DXProt::pc29($to, $from, $stream, $lines->[$c]);
574 push @out, DXProt::pc32($to, $from, $stream) if $i < $self->{linesreq};
579 # find a message to send out and start the ball rolling
587 # bat down the message list looking for one that needs to go off site and whose
588 # nearest node is not busy.
590 dbg("queue msg ($sort)\n") if isdbg('msg');
591 my @nodelist = DXChannel::get_all_nodes;
592 foreach $ref (@msg) {
594 # ignore 'delayed' messages until their waiting time has expired
595 if (exists $ref->{waitt}) {
596 next if $ref->{waitt} > $main::systime;
597 delete $ref->{waitt};
601 if (exists $ref->{lastt} && $main::systime >= $ref->{lastt} + $timeout) {
602 my $node = $ref->{tonode};
603 dbg("Timeout, stopping msgno: $ref->{msgno} -> $node") if isdbg('msg');
604 Log('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
605 $ref->stop_msg($node);
607 # delay any outgoing messages that fail
608 $ref->{waitt} = $main::systime + $waittime + rand(120) if $node ne $main::mycall;
609 delete $ref->{lastt};
613 # firstly, is it private and unread? if so can I find the recipient
614 # in my cluster node list offsite?
616 # deal with routed private messages
618 if ($ref->{private}) {
619 next if $ref->{'read'}; # if it is read, it is stuck here
620 $clref = Route::get($ref->{to});
621 # unless ($clref) { # otherwise look for a homenode
622 # my $uref = DXUser->get_current($ref->{to});
623 # my $hnode = $uref->homenode if $uref;
624 # $clref = Route::Node::get($hnode) if $hnode;
627 $dxchan = $clref->dxchan;
629 if ($dxchan->is_node) {
630 next if $clref->call eq $main::mycall; # i.e. it lives here
631 $ref->start_msg($dxchan) if !get_busy($dxchan->call) && $dxchan->state eq 'normal';
634 dbg("Route: No dxchan for $ref->{to} " . ref($clref) ) if isdbg('msg');
639 # otherwise we are dealing with a bulletin or forwarded private message
640 # compare the gotit list with
641 # the nodelist up above, if there are sites that haven't got it yet
642 # then start sending it - what happens when we get loops is anyone's
643 # guess, use (to, from, time, subject) tuple?
644 foreach $dxchan (@nodelist) {
645 my $call = $dxchan->call;
647 next if $call eq $main::mycall;
648 next if ref $ref->{gotit} && grep $_ eq $call, @{$ref->{gotit}};
649 next unless $ref->forward_it($call); # check the forwarding file
651 # if we are here we have a node that doesn't have this message
652 $ref->start_msg($dxchan) if !get_busy($call) && $dxchan->state eq 'normal';
656 # if all the available nodes are busy then stop
657 last if @nodelist == scalar grep { get_busy($_->call) } @nodelist;
661 # is there a message for me?
667 foreach $ref (@msg) {
668 # is it for me, private and unread?
669 if ($ref->{to} eq $call && $ref->{private}) {
670 return 1 if !$ref->{'read'};
676 # start the message off on its travels with a PC28
679 my ($self, $dxchan) = @_;
681 dbg("start msg $self->{msgno}\n") if isdbg('msg');
682 $self->{linesreq} = 10;
684 $self->{tonode} = $dxchan->call;
685 $self->{fromnode} = $main::mycall;
686 $busy{$self->{tonode}} = $self;
687 $work{$self->{tonode}} = $self;
688 $self->{lastt} = $main::systime;
689 $dxchan->send(DXProt::pc28($self->{tonode}, $self->{fromnode}, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $self->{origin}, $self->{rrreq}));
692 # get the ref of a busy node
705 # get the forwarding queue
711 # stop a message from continuing, clean it out, unlock interlocks etc
716 my $stream = $self->{stream} if exists $self->{stream};
719 dbg("stop msg $self->{msgno} -> node $node\n") if isdbg('msg');
721 delete $work{"$node$stream"} if $stream;
726 # get a new transaction number from the file specified
730 $name =~ s/\W//og; # remove non-word characters
731 my $fn = "$msgdir/$name";
734 my $fh = new IO::File;
735 if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
737 $msgno = $fh->getline || '0';
741 $fh->print("$msgno\n");
742 dbg("msgno $msgno allocated for $name\n") if isdbg('msg');
745 confess "can't open $fn $!";
750 # initialise the message 'system', read in all the message headers
753 my $dir = new IO::File;
757 # load various control files
758 dbg("load badmsg: " . (load_badmsg() or "Ok"));
759 dbg("load forward: " . (load_forward() or "Ok"));
760 dbg("load swop: " . (load_swop() or "Ok"));
762 # read in the directory
763 opendir($dir, $msgdir) or confess "can't open $msgdir $!";
764 @dir = readdir($dir);
769 next unless /^m\d\d\d\d\d\d$/;
771 $ref = read_msg_header("$msgdir/$_");
774 Log('err', "Deleting $_");
779 # delete any messages to 'badmsg.pl' places
781 dbg("'Bad' TO address $ref->{to}") if isdbg('msg');
782 Log('msg', "'Bad' TO address $ref->{to}");
787 # add the message to the available queue
792 # add the message to the directory listing
796 confess "tried to add a non-ref to the msg directory" if !ref $ref;
800 # return all the current messages
806 # get a particular message
811 return $_ if $_->{msgno} == $msgno;
812 last if $_->{msgno} > $msgno;
817 # return the official filename for a message no
820 return sprintf "$msgdir/m%06d", shift;
824 # return a list of valid elements
833 # return a prompt for a field
838 my ($self, $ele) = @_;
843 # send a message state machine
850 if ($self->state eq 'send1') {
852 confess "local var gone missing" if !ref $self->{loc};
853 my $loc = $self->{loc};
854 $loc->{subject} = $line;
856 $self->state('sendbody');
857 #push @out, $self->msg('sendbody');
858 push @out, $self->msg('m8');
859 } elsif ($self->state eq 'sendbody') {
860 confess "local var gone missing" if !ref $self->{loc};
861 my $loc = $self->{loc};
862 if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
865 foreach $to (@{$loc->{to}}) {
867 my $systime = $main::systime;
868 my $mycall = $main::mycall;
869 $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
871 exists $loc->{from} ? $loc->{from} : $self->call,
875 exists $loc->{origin} ? $loc->{origin} : $mycall,
878 $ref->swop_it($self->call);
879 $ref->store($loc->{lines});
881 push @out, $self->msg('m11', $ref->{msgno}, $to);
882 #push @out, "msgno $ref->{msgno} sent to $to";
883 my $dxchan = DXChannel->get(uc $to);
885 if ($dxchan->is_user()) {
886 $dxchan->send($dxchan->msg('m9'));
891 delete $loc->{lines};
896 $self->state('prompt');
897 } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
898 #push @out, $self->msg('sendabort');
899 push @out, $self->msg('m10');
900 delete $loc->{lines};
904 $self->state('prompt');
907 # i.e. it ain't and end or abort, therefore store the line
908 push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
914 # return the standard directory line for this ref
918 return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
919 $ref->msgno, $ref->read ? '-' : ' ', $ref->private ? 'p' : ' ', $ref->size,
920 $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
923 # load the forward table
927 my $s = readfilestr($forwardfn);
935 # load the bad message table
939 my $s = readfilestr($badmsgfn);
947 # load the swop message table
951 my $s = readfilestr($swopfn);
960 # forward that message or not according to the forwarding table
961 # returns 1 for forward, 0 - to ignore
970 for ($i = 0; $i < @forward; $i += 5) {
971 my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
975 next if $ref->{private} && $sort ne 'P';
976 next if !$ref->{private} && $sort ne 'B';
979 $tested = $ref->{to} if $field eq 'T';
980 $tested = $ref->{from} if $field eq 'F';
981 $tested = $ref->{origin} if $field eq 'O';
982 $tested = $ref->{subject} if $field eq 'S';
984 if (!$pattern || $tested =~ m{$pattern}i) {
985 return 0 if $action eq 'I';
986 return 1 if !$bbs || grep $_ eq $call, @{$bbs};
997 for ($i = 0; $i < @badmsg; $i += 3) {
998 my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
1001 # are we interested?
1002 next if $ref->{private} && $sort ne 'P';
1003 next if !$ref->{private} && $sort ne 'B';
1006 $tested = $ref->{to} if $field eq 'T';
1007 $tested = $ref->{from} if $field eq 'F';
1008 $tested = $ref->{origin} if $field eq 'O';
1009 $tested = $ref->{subject} if $field eq 'S';
1011 if (!$pattern || $tested =~ m{$pattern}i) {
1025 for ($i = 0; $i < @swop; $i += 5) {
1026 my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
1031 # are we interested?
1032 next if $ref->{private} && $sort ne 'P';
1033 next if !$ref->{private} && $sort ne 'B';
1036 $tested = $ref->{to} if $field eq 'T';
1037 $tested = $ref->{from} if $field eq 'F';
1038 $tested = $ref->{origin} if $field eq 'O';
1039 $tested = $ref->{subject} if $field eq 'S';
1042 $old = $swop = $ref->{to} if $tfield eq 'T';
1043 $old = $swop = $ref->{from} if $tfield eq 'F';
1044 $old = $swop = $ref->{origin} if $tfield eq 'O';
1045 $old = $swop = $ref->{subject} if $tfield eq 'S';
1047 if ($tested =~ m{$pattern}i) {
1048 if ($tested eq $swop) {
1049 $swop =~ s{$pattern}{$topattern}i;
1053 Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1054 Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1055 $ref->{to} = $swop if $tfield eq 'T';
1056 $ref->{from} = $swop if $tfield eq 'F';
1057 $ref->{origin} = $swop if $tfield eq 'O';
1058 $ref->{subject} = $swop if $tfield eq 'S';
1065 # import any msgs in the import directory
1066 # the messages are in BBS format (but may have cluster extentions
1067 # so SB UK < GB7TLH is legal
1070 # are there any to do in this directory?
1071 return unless -d $importfn;
1072 unless (opendir(DIR, $importfn)) {
1073 dbg("can\'t open $importfn $!") if isdbg('msg');
1074 Log('msg', "can\'t open $importfn $!");
1078 my @names = readdir(DIR);
1081 foreach $name (@names) {
1082 next if $name =~ /^\./;
1083 my $splitit = $name =~ /^split/;
1084 my $fn = "$importfn/$name";
1086 unless (open(MSG, $fn)) {
1087 dbg("can\'t open import file $fn $!") if isdbg('msg');
1088 Log('msg', "can\'t open import file $fn $!");
1092 my @msg = map { chomp; $_ } <MSG>;
1095 my @out = import_one($DXProt::me, \@msg, $splitit);
1100 # import one message as a list in bbs (as extended) mode
1101 # takes a reference to an array containing the whole message
1106 my $splitit = shift;
1110 my $from = $dxchan->call;
1111 my $origin = $main::mycall;
1116 my $line = shift @$ref;
1117 my @f = split /\s+/, $line;
1118 unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
1119 my $m = "invalid first line in import '$line'";
1120 dbg($m) if isdbg('msg');
1124 my $f = uc shift @f;
1125 next if $f eq 'SEND';
1127 # private / noprivate / rr
1128 if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
1130 } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
1132 } elsif ($notincalls && ($f eq 'RR')) {
1134 } elsif ($f eq '@' && @f) { # this is bbs syntax, for origin
1135 $origin = uc shift @f;
1136 } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
1137 $from = uc shift @f;
1138 } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
1140 } elsif ($f =~ /^<\S+/) { # this is bbs syntax for from call
1141 ($from) = $f =~ /^<(\S+)$/;
1142 } elsif ($f =~ /^\@\S+/) { # this is bbs syntax for origin
1143 ($origin) = $f =~ /^\@(\S+)$/;
1149 # is this callsign a distro?
1150 my $fn = "$msgdir/distro/$f.pl";
1152 my $fh = new IO::File $fn;
1159 return (1, "Error in Distro $f.pl:", $@) if $@;
1167 if (grep $_ eq $f, @DXMsg::badmsg) {
1168 push @out, $dxchan->msg('m3', $f);
1175 # subject is the next line
1176 my $subject = shift @$ref;
1178 # strip off trailing lines
1179 pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
1181 # strip off /EX or /ABORT
1182 return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
1183 pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
1185 # sort out any splitting that needs to be done
1191 if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
1192 push @chunk, $lines;
1199 push @chunk, $lines if @$lines;
1204 # write all the messages away
1206 for ( $i = 0; $i < @chunk; $i++) {
1207 my $chunk = $chunk[$i];
1210 my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
1211 $ch_subject = substr($subject, 0, 27 - length $num) . $num;
1213 $ch_subject = $subject;
1217 my $systime = $main::systime;
1218 my $mycall = $main::mycall;
1219 my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
1228 $mref->swop_it($main::mycall);
1229 $mref->store($chunk);
1231 push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
1232 #push @out, "msgno $ref->{msgno} sent to $to";
1233 my $todxchan = DXChannel->get(uc $to);
1235 if ($todxchan->is_user()) {
1236 $todxchan->send($todxchan->msg('m9'));
1248 my $name = $AUTOLOAD;
1249 return if $name =~ /::DESTROY$/;
1252 confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
1253 # this clever line of code creates a subroutine which takes over from autoload
1254 # from OO Perl - Conway
1255 *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
1256 @_ ? $self->{$name} = shift : $self->{$name} ;