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)
31 use vars qw(%work @msg $msgdir %valid %busy $maxage $last_clean
32 @badmsg @swop $swopfn $badmsgfn $forwardfn @forward $timeout $waittime
33 $queueinterval $lastq $importfn $minchunk $maxchunk $bulltopriv);
35 %work = (); # outstanding jobs
36 @msg = (); # messages we have
37 %busy = (); # station interlocks
38 $msgdir = "$main::root/msg"; # directory contain the msgs
39 $maxage = 30 * 86400; # the maximum age that a message shall live for if not marked
40 $last_clean = 0; # last time we did a clean
41 @forward = (); # msg forward table
42 @badmsg = (); # bad message table
43 @swop = (); # swop table
44 $timeout = 30*60; # forwarding timeout
45 $waittime = 30*60; # time an aborted outgoing message waits before trying again
46 $queueinterval = 1*60; # run the queue every 1 minute
49 $minchunk = 4800; # minimum chunk size for a split message
50 $maxchunk = 6000; # maximum chunk size
51 $bulltopriv = 1; # convert msgs with callsigns to private if they are bulls
54 $badmsgfn = "$msgdir/badmsg.pl"; # list of TO address we wont store
55 $forwardfn = "$msgdir/forward.pl"; # the forwarding table
56 $swopfn = "$msgdir/swop.pl"; # the swopping table
57 $importfn = "$msgdir/import"; # import directory
61 fromnode => '5,From Node',
62 tonode => '5,To Node',
65 t => '0,Msg Time,cldatetime',
66 private => '5,Private',
67 subject => '0,Subject',
68 linesreq => '0,Lines per Gob',
69 rrreq => '5,Read Confirm',
72 stream => '9,Stream No',
73 count => '5,Gob Linecnt',
74 file => '5,File?,yesno',
75 gotit => '5,Got it Nodes,parray',
76 lines => '5,Lines,parray',
77 'read' => '5,Times read',
80 keep => '0,Keep this?,yesno',
81 lastt => '5,Last processed,cldatetime',
82 waitt => '5,Wait until,cldatetime',
85 # allocate a new object
86 # called fromnode, tonode, from, to, datetime, private?, subject, nolinesper
90 my $self = bless {}, $pkg;
91 $self->{msgno} = shift;
94 $self->{to} = ($to eq $main::mycall) ? $main::myalias : $to;
97 $self->{from} = uc $from;
99 $self->{private} = shift;
100 $self->{subject} = shift;
101 $self->{origin} = shift;
102 $self->{'read'} = shift;
103 $self->{rrreq} = shift;
105 # $self->{lastt} = $main::systime;
107 $self->{private} = 1 if $bulltopriv && DXUser->get_current($self->{to});
115 delete $ref->{lines};
116 delete $ref->{linesreq};
117 delete $ref->{tonode};
118 delete $ref->{fromnode};
119 delete $ref->{stream};
121 delete $ref->{count};
122 delete $ref->{lastt} if exists $ref->{lastt};
123 delete $ref->{waitt} if exists $ref->{waitt};
128 my ($self, $line) = @_;
130 # this is periodic processing
131 if (!$self || !$line) {
133 if ($main::systime >= $lastq + $queueinterval) {
135 # queue some message if the interval timer has gone off
138 # import any messages in the import directory
141 $lastq = $main::systime;
144 # clean the message queue
145 clean_old() if $main::systime - $last_clean > 3600 ;
149 my @f = split /\^/, $line;
150 my ($pcno) = $f[0] =~ /^PC(\d\d)/; # just get the number
153 if ($pcno == 28) { # incoming message
155 # sort out various extant protocol errors that occur
156 my ($fromnode, $origin);
157 if ($self->is_arcluster && $f[13] eq $self->call) {
164 $origin = $self->call unless $origin && $origin gt ' ';
166 # first look for any messages in the busy queue
167 # and cancel them this should both resolve timed out incoming messages
168 # 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('msg', "Busy, stopping msgno: $ref->{msgno} -> $fromnode");
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('msg', "new message from $f[4] to $f[3] '$f[8]' stream $stream\n");
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('msg', "set bull to $ref->{to} to private");
203 if ($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('msg', "stream $f[3]: $ref->{count} lines received\n");
214 $ref->{lastt} = $main::systime;
216 dbg('msg', "PC29 from unknown stream $f[3] from $f[2]" );
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('msg', "incoming subject ack stream $f[3]\n");
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('msg', "PC30 from unknown stream $f[3] from $f[2]" );
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('msg', "tranche ack stream $f[3]\n");
246 $ref->send_tranche($self);
247 $ref->{lastt} = $main::systime;
249 dbg('msg', "PC31 from unknown stream $f[3] from $f[2]" );
250 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
255 if ($pcno == 32) { # incoming EOM
256 dbg('msg', "stream $f[3]: EOM received\n");
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('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
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('msg', "'Bad' message $ref->{to}");
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('msg', "PC32 from unknown stream $f[3] from $f[2]" );
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('msg', "PC33 from unknown stream $f[3] from $f[2]" );
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('msg', "incoming file $f[3]\n");
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('msg', "created directory $fn\n");
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('msg', "stream $f[3]: abort received\n");
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('msg', "To be stored in $ref->{to}\n");
404 my $fh = new IO::File "$ref->{to}", "w";
407 foreach $line (@{$lines}) {
411 dbg('msg', "file $ref->{to} stored\n");
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('msg', "To be stored in $fn\n");
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', "msg $ref->{msgno} stored\n");
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', "\@msg = " . scalar @msg . " before delete");
452 @msg = grep { $_ != $self } @msg;
455 unlink filename($self->{msgno});
456 dbg('msg', "deleting $self->{msgno}\n");
457 dbg('msg', "\@msg = " . scalar @msg . " after delete");
460 # clean out old messages from the message queue
465 # mark old messages for deletion
466 dbg('msg', "\@msg = " . scalar @msg . " before delete");
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('msg', "deleting old $ref->{msgno}\n");
475 # remove them all from the active message list
476 @msg = grep { !$_->{deleteme} } @msg;
477 dbg('msg', "\@msg = " . scalar @msg . " after delete");
478 $last_clean = $main::systime;
481 # read in a message header
491 $file = new IO::File "$fn";
493 dbg('err', "Error reading $fn $!");
494 Log('err', "Error reading $fn $!");
498 $line = <$file>; # first line
499 if ($size == 0 || !$line) {
500 dbg('err', "Empty $fn $!");
501 Log('err', "Empty $fn $!");
505 $size -= length $line;
506 if (! $line =~ /^===/o) {
507 dbg('err', "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('err', "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('err' ,"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 < $self->{linesreq};
579 # find a message to send out and start the ball rolling
587 # bat down the message list looking for one that needs to go off site and whose
588 # nearest node is not busy.
590 dbg('msg', "queue msg ($sort)\n");
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('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
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 $clref = DXCluster->get_exact($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 $clref = DXCluster->get_exact($hnode) if $hnode;
626 if ($clref && !grep { $clref->dxchan == $_ } DXCommandmode::get_all()) {
627 next if $clref->call eq $main::mycall; # i.e. it lives here
628 $dxchan = $clref->dxchan;
629 $ref->start_msg($dxchan) if $dxchan && !get_busy($dxchan->call) && $dxchan->state eq 'normal';
633 # otherwise we are dealing with a bulletin or forwarded private message
634 # compare the gotit list with
635 # the nodelist up above, if there are sites that haven't got it yet
636 # then start sending it - what happens when we get loops is anyone's
637 # guess, use (to, from, time, subject) tuple?
638 foreach $dxchan (@nodelist) {
639 my $call = $dxchan->call;
641 next if $call eq $main::mycall;
642 next if ref $ref->{gotit} && grep $_ eq $call, @{$ref->{gotit}};
643 next unless $ref->forward_it($call); # check the forwarding file
645 # if we are here we have a node that doesn't have this message
646 $ref->start_msg($dxchan) if !get_busy($call) && $dxchan->state eq 'normal';
650 # if all the available nodes are busy then stop
651 last if @nodelist == scalar grep { get_busy($_->call) } @nodelist;
655 # is there a message for me?
661 foreach $ref (@msg) {
662 # is it for me, private and unread?
663 if ($ref->{to} eq $call && $ref->{private}) {
664 return 1 if !$ref->{'read'};
670 # start the message off on its travels with a PC28
673 my ($self, $dxchan) = @_;
675 dbg('msg', "start msg $self->{msgno}\n");
676 $self->{linesreq} = 10;
678 $self->{tonode} = $dxchan->call;
679 $self->{fromnode} = $main::mycall;
680 $busy{$self->{tonode}} = $self;
681 $work{$self->{tonode}} = $self;
682 $self->{lastt} = $main::systime;
683 $dxchan->send(DXProt::pc28($self->{tonode}, $self->{fromnode}, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $self->{origin}, $self->{rrreq}));
686 # get the ref of a busy node
699 # get the forwarding queue
705 # stop a message from continuing, clean it out, unlock interlocks etc
710 my $stream = $self->{stream} if exists $self->{stream};
713 dbg('msg', "stop msg $self->{msgno} -> node $node\n");
715 delete $work{"$node$stream"} if $stream;
720 # get a new transaction number from the file specified
724 $name =~ s/\W//og; # remove non-word characters
725 my $fn = "$msgdir/$name";
728 my $fh = new IO::File;
729 if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
731 $msgno = $fh->getline;
735 $fh->print("$msgno\n");
736 dbg('msg', "msgno $msgno allocated for $name\n");
739 confess "can't open $fn $!";
744 # initialise the message 'system', read in all the message headers
747 my $dir = new IO::File;
751 # load various control files
752 dbg('err', "load badmsg: " . (load_badmsg() or "Ok"));
753 dbg('err', "load forward: " . (load_forward() or "Ok"));
754 dbg('err', "load swop: " . (load_swop() or "Ok"));
756 # read in the directory
757 opendir($dir, $msgdir) or confess "can't open $msgdir $!";
758 @dir = readdir($dir);
763 next unless /^m\d\d\d\d\d\d$/;
765 $ref = read_msg_header("$msgdir/$_");
767 dbg('err', "Deleting $_");
768 Log('err', "Deleting $_");
773 # delete any messages to 'badmsg.pl' places
775 dbg('msg', "'Bad' TO address $ref->{to}");
776 Log('msg', "'Bad' TO address $ref->{to}");
781 # add the message to the available queue
786 # add the message to the directory listing
790 confess "tried to add a non-ref to the msg directory" if !ref $ref;
794 # return all the current messages
800 # get a particular message
805 return $_ if $_->{msgno} == $msgno;
806 last if $_->{msgno} > $msgno;
811 # return the official filename for a message no
814 return sprintf "$msgdir/m%06d", shift;
818 # return a list of valid elements
827 # return a prompt for a field
832 my ($self, $ele) = @_;
837 # send a message state machine
844 if ($self->state eq 'send1') {
846 confess "local var gone missing" if !ref $self->{loc};
847 my $loc = $self->{loc};
848 $loc->{subject} = $line;
850 $self->state('sendbody');
851 #push @out, $self->msg('sendbody');
852 push @out, $self->msg('m8');
853 } elsif ($self->state eq 'sendbody') {
854 confess "local var gone missing" if !ref $self->{loc};
855 my $loc = $self->{loc};
856 if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
859 foreach $to (@{$loc->{to}}) {
861 my $systime = $main::systime;
862 my $mycall = $main::mycall;
863 $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
865 exists $loc->{from} ? $loc->{from} : $self->call,
869 exists $loc->{origin} ? $loc->{origin} : $mycall,
872 $ref->swop_it($self->call);
873 $ref->store($loc->{lines});
875 push @out, $self->msg('m11', $ref->{msgno}, $to);
876 #push @out, "msgno $ref->{msgno} sent to $to";
877 my $dxchan = DXChannel->get(uc $to);
879 if ($dxchan->is_user()) {
880 $dxchan->send($dxchan->msg('m9'));
885 delete $loc->{lines};
890 $self->state('prompt');
891 } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
892 #push @out, $self->msg('sendabort');
893 push @out, $self->msg('m10');
894 delete $loc->{lines};
898 $self->state('prompt');
901 # i.e. it ain't and end or abort, therefore store the line
902 push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
908 # return the standard directory line for this ref
912 return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
913 $ref->msgno, $ref->read ? '-' : ' ', $ref->private ? 'p' : ' ', $ref->size,
914 $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
917 # load the forward table
921 my $s = readfilestr($forwardfn);
929 # load the bad message table
933 my $s = readfilestr($badmsgfn);
941 # load the swop message table
945 my $s = readfilestr($swopfn);
954 # forward that message or not according to the forwarding table
955 # returns 1 for forward, 0 - to ignore
964 for ($i = 0; $i < @forward; $i += 5) {
965 my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
969 next if $ref->{private} && $sort ne 'P';
970 next if !$ref->{private} && $sort ne 'B';
973 $tested = $ref->{to} if $field eq 'T';
974 $tested = $ref->{from} if $field eq 'F';
975 $tested = $ref->{origin} if $field eq 'O';
976 $tested = $ref->{subject} if $field eq 'S';
978 if (!$pattern || $tested =~ m{$pattern}i) {
979 return 0 if $action eq 'I';
980 return 1 if !$bbs || grep $_ eq $call, @{$bbs};
991 for ($i = 0; $i < @badmsg; $i += 3) {
992 my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
996 next if $ref->{private} && $sort ne 'P';
997 next if !$ref->{private} && $sort ne 'B';
1000 $tested = $ref->{to} if $field eq 'T';
1001 $tested = $ref->{from} if $field eq 'F';
1002 $tested = $ref->{origin} if $field eq 'O';
1003 $tested = $ref->{subject} if $field eq 'S';
1005 if (!$pattern || $tested =~ m{$pattern}i) {
1019 for ($i = 0; $i < @swop; $i += 5) {
1020 my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
1025 # are we interested?
1026 next if $ref->{private} && $sort ne 'P';
1027 next if !$ref->{private} && $sort ne 'B';
1030 $tested = $ref->{to} if $field eq 'T';
1031 $tested = $ref->{from} if $field eq 'F';
1032 $tested = $ref->{origin} if $field eq 'O';
1033 $tested = $ref->{subject} if $field eq 'S';
1036 $old = $swop = $ref->{to} if $tfield eq 'T';
1037 $old = $swop = $ref->{from} if $tfield eq 'F';
1038 $old = $swop = $ref->{origin} if $tfield eq 'O';
1039 $old = $swop = $ref->{subject} if $tfield eq 'S';
1041 if ($tested =~ m{$pattern}i) {
1042 if ($tested eq $swop) {
1043 $swop =~ s{$pattern}{$topattern}i;
1047 Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1048 Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1049 $ref->{to} = $swop if $tfield eq 'T';
1050 $ref->{from} = $swop if $tfield eq 'F';
1051 $ref->{origin} = $swop if $tfield eq 'O';
1052 $ref->{subject} = $swop if $tfield eq 'S';
1059 # import any msgs in the import directory
1060 # the messages are in BBS format (but may have cluster extentions
1061 # so SB UK < GB7TLH is legal
1064 # are there any to do in this directory?
1065 return unless -d $importfn;
1066 unless (opendir(DIR, $importfn)) {
1067 dbg('msg', "can\'t open $importfn $!");
1068 Log('msg', "can\'t open $importfn $!");
1072 my @names = readdir(DIR);
1075 foreach $name (@names) {
1076 next if $name =~ /^\./;
1077 my $splitit = $name =~ /^split/;
1078 my $fn = "$importfn/$name";
1080 unless (open(MSG, $fn)) {
1081 dbg('msg', "can\'t open import file $fn $!");
1082 Log('msg', "can\'t open import file $fn $!");
1086 my @msg = map { chomp; $_ } <MSG>;
1089 my @out = import_one($DXProt::me, \@msg, $splitit);
1094 # import one message as a list in bbs (as extended) mode
1095 # takes a reference to an array containing the whole message
1100 my $splitit = shift;
1104 my $from = $dxchan->call;
1105 my $origin = $main::mycall;
1110 my $line = shift @$ref;
1111 my @f = split /\s+/, $line;
1112 unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
1113 my $m = "invalid first line in import '$line'";
1118 my $f = uc shift @f;
1119 next if $f eq 'SEND';
1121 # private / noprivate / rr
1122 if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
1124 } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
1126 } elsif ($notincalls && ($f eq 'RR')) {
1128 } elsif ($f eq '@' && @f) { # this is bbs syntax, for origin
1129 $origin = uc shift @f;
1130 } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
1131 $from = uc shift @f;
1132 } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
1134 } elsif ($f =~ /^<\S+/) { # this is bbs syntax for from call
1135 ($from) = $f =~ /^<(\S+)$/;
1136 } elsif ($f =~ /^\@\S+/) { # this is bbs syntax for origin
1137 ($origin) = $f =~ /^\@(\S+)$/;
1143 # is this callsign a distro?
1144 my $fn = "$msgdir/distro/$f.pl";
1146 my $fh = new IO::File $fn;
1153 return (1, "Error in Distro $f.pl:", $@) if $@;
1161 if (grep $_ eq $f, @DXMsg::badmsg) {
1162 push @out, $dxchan->msg('m3', $f);
1169 # subject is the next line
1170 my $subject = shift @$ref;
1172 # strip off trailing lines
1173 pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
1175 # strip off /EX or /ABORT
1176 return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
1177 pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
1179 # sort out any splitting that needs to be done
1185 if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
1186 push @chunk, $lines;
1193 push @chunk, $lines if @$lines;
1198 # write all the messages away
1200 for ( $i = 0; $i < @chunk; $i++) {
1201 my $chunk = $chunk[$i];
1204 my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
1205 $ch_subject = substr($subject, 0, 27 - length $num) . $num;
1207 $ch_subject = $subject;
1211 my $systime = $main::systime;
1212 my $mycall = $main::mycall;
1213 my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
1222 $mref->swop_it($main::mycall);
1223 $mref->store($chunk);
1225 push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
1226 #push @out, "msgno $ref->{msgno} sent to $to";
1227 my $todxchan = DXChannel->get(uc $to);
1229 if ($todxchan->is_user()) {
1230 $todxchan->send($todxchan->msg('m9'));
1242 my $name = $AUTOLOAD;
1243 return if $name =~ /::DESTROY$/;
1246 confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
1247 # this clever line of code creates a subroutine which takes over from autoload
1248 # from OO Perl - Conway
1249 *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
1250 @_ ? $self->{$name} = shift : $self->{$name} ;