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
287 if ($ref->dump_it($self->call)) {
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} = $main::systime;
689 my ($fromnode, $origin);
690 if ($dxchan->is_arcluster) {
691 $fromnode = $self->{origin};
692 $origin = $self->{fromnode};
694 $fromnode = $self->{fromnode};
695 $origin = $self->{origin};
697 $dxchan->send(DXProt::pc28($self->{tonode}, $fromnode, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $origin, $self->{rrreq}));
700 # get the ref of a busy node
713 # get the forwarding queue
719 # stop a message from continuing, clean it out, unlock interlocks etc
724 my $stream = $self->{stream} if exists $self->{stream};
727 dbg("stop msg $self->{msgno} -> node $node\n") if isdbg('msg');
729 delete $work{"$node$stream"} if $stream;
734 # get a new transaction number from the file specified
738 $name =~ s/\W//og; # remove non-word characters
739 my $fn = "$msgdir/$name";
742 my $fh = new IO::File;
743 if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
745 $msgno = $fh->getline || '0';
749 $fh->print("$msgno\n");
750 dbg("msgno $msgno allocated for $name\n") if isdbg('msg');
753 confess "can't open $fn $!";
758 # initialise the message 'system', read in all the message headers
761 my $dir = new IO::File;
765 # load various control files
766 dbg("load badmsg: " . (load_badmsg() or "Ok"));
767 dbg("load forward: " . (load_forward() or "Ok"));
768 dbg("load swop: " . (load_swop() or "Ok"));
770 # read in the directory
771 opendir($dir, $msgdir) or confess "can't open $msgdir $!";
772 @dir = readdir($dir);
777 next unless /^m\d\d\d\d\d\d$/;
779 $ref = read_msg_header("$msgdir/$_");
782 Log('err', "Deleting $_");
787 # delete any messages to 'badmsg.pl' places
788 if ($ref->dump_it('')) {
789 dbg("'Bad' TO address $ref->{to}") if isdbg('msg');
790 Log('msg', "'Bad' TO address $ref->{to}");
795 # add the message to the available queue
800 # add the message to the directory listing
804 confess "tried to add a non-ref to the msg directory" if !ref $ref;
808 # return all the current messages
814 # get a particular message
819 return $_ if $_->{msgno} == $msgno;
820 last if $_->{msgno} > $msgno;
825 # return the official filename for a message no
828 return sprintf "$msgdir/m%06d", shift;
832 # return a list of valid elements
841 # return a prompt for a field
846 my ($self, $ele) = @_;
851 # send a message state machine
858 if ($self->state eq 'send1') {
860 confess "local var gone missing" if !ref $self->{loc};
861 my $loc = $self->{loc};
862 $loc->{subject} = $line;
864 $self->state('sendbody');
865 #push @out, $self->msg('sendbody');
866 push @out, $self->msg('m8');
867 } elsif ($self->state eq 'sendbody') {
868 confess "local var gone missing" if !ref $self->{loc};
869 my $loc = $self->{loc};
870 if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
873 foreach $to (@{$loc->{to}}) {
875 my $systime = $main::systime;
876 my $mycall = $main::mycall;
877 $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
879 exists $loc->{from} ? $loc->{from} : $self->call,
883 exists $loc->{origin} ? $loc->{origin} : $mycall,
886 $ref->swop_it($self->call);
887 $ref->store($loc->{lines});
889 push @out, $self->msg('m11', $ref->{msgno}, $to);
890 #push @out, "msgno $ref->{msgno} sent to $to";
891 my $dxchan = DXChannel->get(uc $to);
893 if ($dxchan->is_user()) {
894 $dxchan->send($dxchan->msg('m9'));
899 delete $loc->{lines};
904 $self->state('prompt');
905 } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
906 #push @out, $self->msg('sendabort');
907 push @out, $self->msg('m10');
908 delete $loc->{lines};
912 $self->state('prompt');
915 # i.e. it ain't and end or abort, therefore store the line
916 push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
922 # return the standard directory line for this ref
926 return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
927 $ref->msgno, $ref->read ? '-' : ' ', $ref->private ? 'p' : ' ', $ref->size,
928 $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
931 # load the forward table
935 my $s = readfilestr($forwardfn);
943 # load the bad message table
947 my $s = readfilestr($badmsgfn);
955 # load the swop message table
959 my $s = readfilestr($swopfn);
968 # forward that message or not according to the forwarding table
969 # returns 1 for forward, 0 - to ignore
978 for ($i = 0; $i < @forward; $i += 5) {
979 my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
983 next if $ref->{private} && $sort ne 'P';
984 next if !$ref->{private} && $sort ne 'B';
987 $tested = $ref->{to} if $field eq 'T';
988 $tested = $ref->{from} if $field eq 'F';
989 $tested = $ref->{origin} if $field eq 'O';
990 $tested = $ref->{subject} if $field eq 'S';
992 if (!$pattern || $tested =~ m{$pattern}i) {
993 return 0 if $action eq 'I';
994 return 1 if !$bbs || grep $_ eq $call, @{$bbs};
1006 for ($i = 0; $i < @badmsg; $i += 3) {
1007 my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
1010 # are we interested?
1011 next if $ref->{private} && $sort ne 'P';
1012 next if !$ref->{private} && $sort ne 'B';
1015 $tested = $ref->{to} if $field eq 'T';
1016 $tested = $ref->{from} if $field eq 'F';
1017 $tested = $ref->{origin} if $field eq 'O';
1018 $tested = $ref->{subject} if $field eq 'S';
1019 $tested = $call if $field eq 'I';
1021 if (!$pattern || $tested =~ m{$pattern}i) {
1035 for ($i = 0; $i < @swop; $i += 5) {
1036 my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
1041 # are we interested?
1042 next if $ref->{private} && $sort ne 'P';
1043 next if !$ref->{private} && $sort ne 'B';
1046 $tested = $ref->{to} if $field eq 'T';
1047 $tested = $ref->{from} if $field eq 'F';
1048 $tested = $ref->{origin} if $field eq 'O';
1049 $tested = $ref->{subject} if $field eq 'S';
1052 $old = $swop = $ref->{to} if $tfield eq 'T';
1053 $old = $swop = $ref->{from} if $tfield eq 'F';
1054 $old = $swop = $ref->{origin} if $tfield eq 'O';
1055 $old = $swop = $ref->{subject} if $tfield eq 'S';
1057 if ($tested =~ m{$pattern}i) {
1058 if ($tested eq $swop) {
1059 $swop =~ s{$pattern}{$topattern}i;
1063 Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1064 Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1065 $ref->{to} = $swop if $tfield eq 'T';
1066 $ref->{from} = $swop if $tfield eq 'F';
1067 $ref->{origin} = $swop if $tfield eq 'O';
1068 $ref->{subject} = $swop if $tfield eq 'S';
1075 # import any msgs in the import directory
1076 # the messages are in BBS format (but may have cluster extentions
1077 # so SB UK < GB7TLH is legal
1080 # are there any to do in this directory?
1081 return unless -d $importfn;
1082 unless (opendir(DIR, $importfn)) {
1083 dbg("can\'t open $importfn $!") if isdbg('msg');
1084 Log('msg', "can\'t open $importfn $!");
1088 my @names = readdir(DIR);
1091 foreach $name (@names) {
1092 next if $name =~ /^\./;
1093 my $splitit = $name =~ /^split/;
1094 my $fn = "$importfn/$name";
1096 unless (open(MSG, $fn)) {
1097 dbg("can\'t open import file $fn $!") if isdbg('msg');
1098 Log('msg', "can\'t open import file $fn $!");
1102 my @msg = map { chomp; $_ } <MSG>;
1105 my @out = import_one($DXProt::me, \@msg, $splitit);
1110 # import one message as a list in bbs (as extended) mode
1111 # takes a reference to an array containing the whole message
1116 my $splitit = shift;
1120 my $from = $dxchan->call;
1121 my $origin = $main::mycall;
1126 my $line = shift @$ref;
1127 my @f = split /\s+/, $line;
1128 unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
1129 my $m = "invalid first line in import '$line'";
1130 dbg($m) if isdbg('msg');
1134 my $f = uc shift @f;
1135 next if $f eq 'SEND';
1137 # private / noprivate / rr
1138 if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
1140 } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
1142 } elsif ($notincalls && ($f eq 'RR')) {
1144 } elsif ($f eq '@' && @f) { # this is bbs syntax, for origin
1145 $origin = uc shift @f;
1146 } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
1147 $from = uc shift @f;
1148 } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
1150 } elsif ($f =~ /^<\S+/) { # this is bbs syntax for from call
1151 ($from) = $f =~ /^<(\S+)$/;
1152 } elsif ($f =~ /^\@\S+/) { # this is bbs syntax for origin
1153 ($origin) = $f =~ /^\@(\S+)$/;
1159 # is this callsign a distro?
1160 my $fn = "$msgdir/distro/$f.pl";
1162 my $fh = new IO::File $fn;
1169 return (1, "Error in Distro $f.pl:", $@) if $@;
1177 if (grep $_ eq $f, @DXMsg::badmsg) {
1178 push @out, $dxchan->msg('m3', $f);
1185 # subject is the next line
1186 my $subject = shift @$ref;
1188 # strip off trailing lines
1189 pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
1191 # strip off /EX or /ABORT
1192 return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
1193 pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
1195 # sort out any splitting that needs to be done
1201 if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
1202 push @chunk, $lines;
1209 push @chunk, $lines if @$lines;
1214 # write all the messages away
1216 for ( $i = 0; $i < @chunk; $i++) {
1217 my $chunk = $chunk[$i];
1220 my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
1221 $ch_subject = substr($subject, 0, 27 - length $num) . $num;
1223 $ch_subject = $subject;
1227 my $systime = $main::systime;
1228 my $mycall = $main::mycall;
1229 my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
1238 $mref->swop_it($main::mycall);
1239 $mref->store($chunk);
1241 push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
1242 #push @out, "msgno $ref->{msgno} sent to $to";
1243 my $todxchan = DXChannel->get(uc $to);
1245 if ($todxchan->is_user()) {
1246 $todxchan->send($todxchan->msg('m9'));
1258 my $name = $AUTOLOAD;
1259 return if $name =~ /::DESTROY$/;
1262 confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
1263 # this clever line of code creates a subroutine which takes over from autoload
1264 # from OO Perl - Conway
1265 *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
1266 @_ ? $self->{$name} = shift : $self->{$name} ;