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);
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
52 $badmsgfn = "$msgdir/badmsg.pl"; # list of TO address we wont store
53 $forwardfn = "$msgdir/forward.pl"; # the forwarding table
54 $swopfn = "$msgdir/swop.pl"; # the swopping table
55 $importfn = "$msgdir/import"; # import directory
59 fromnode => '5,From Node',
60 tonode => '5,To Node',
63 t => '0,Msg Time,cldatetime',
64 private => '5,Private',
65 subject => '0,Subject',
66 linesreq => '0,Lines per Gob',
67 rrreq => '5,Read Confirm',
70 stream => '9,Stream No',
71 count => '5,Gob Linecnt',
72 file => '5,File?,yesno',
73 gotit => '5,Got it Nodes,parray',
74 lines => '5,Lines,parray',
75 'read' => '5,Times read',
78 keep => '0,Keep this?,yesno',
79 lastt => '5,Last processed,cldatetime',
80 waitt => '5,Wait until,cldatetime',
83 # allocate a new object
84 # called fromnode, tonode, from, to, datetime, private?, subject, nolinesper
88 my $self = bless {}, $pkg;
89 $self->{msgno} = shift;
92 $self->{to} = ($to eq $main::mycall) ? $main::myalias : $to;
95 $self->{from} = uc $from;
97 $self->{private} = shift;
98 $self->{subject} = shift;
99 $self->{origin} = shift;
100 $self->{'read'} = shift;
101 $self->{rrreq} = shift;
103 $self->{lastt} = $main::systime;
112 delete $ref->{lines};
113 delete $ref->{linesreq};
114 delete $ref->{tonode};
115 delete $ref->{fromnode};
116 delete $ref->{stream};
118 delete $ref->{count};
119 delete $ref->{lastt} if exists $ref->{lastt};
120 delete $ref->{waitt} if exists $ref->{waitt};
125 my ($self, $line) = @_;
127 # this is periodic processing
128 if (!$self || !$line) {
130 if ($main::systime >= $lastq + $queueinterval) {
132 # queue some message if the interval timer has gone off
135 # import any messages in the import directory
138 $lastq = $main::systime;
141 # clean the message queue
142 clean_old() if $main::systime - $last_clean > 3600 ;
146 my @f = split /\^/, $line;
147 my ($pcno) = $f[0] =~ /^PC(\d\d)/; # just get the number
150 if ($pcno == 28) { # incoming message
152 # first look for any messages in the busy queue
153 # and cancel them this should both resolve timed out incoming messages
154 # and crossing of message between nodes, incoming messages have priority
155 if (exists $busy{$f[2]}) {
156 my $ref = $busy{$f[2]};
157 my $tonode = $ref->{tonode};
158 dbg('msg', "Busy, stopping msgno: $ref->{msgno} -> $f[2]");
159 $ref->stop_msg($self->call);
162 my $t = cltounix($f[5], $f[6]);
163 my $stream = next_transno($f[2]);
164 $f[13] = $self->call unless $f[13] && $f[13] gt ' ';
165 my $ref = DXMsg->alloc($stream, uc $f[3], $f[4], $t, $f[7], $f[8], $f[13], '0', $f[11]);
167 # fill in various forwarding state variables
168 $ref->{fromnode} = $f[2];
169 $ref->{tonode} = $f[1];
170 $ref->{rrreq} = $f[11];
171 $ref->{linesreq} = $f[10];
172 $ref->{stream} = $stream;
173 $ref->{count} = 0; # no of lines between PC31s
174 dbg('msg', "new message from $f[4] to $f[3] '$f[8]' stream $stream\n");
175 Log('msg', "Incoming message $f[4] to $f[3] '$f[8]'" );
176 $work{"$f[2]$stream"} = $ref; # store in work
177 $busy{$f[2]} = $ref; # set interlock
178 $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
179 $ref->{lastt} = $main::systime;
181 # look to see whether this is a non private message sent to a known callsign
182 my $uref = DXUser->get_current($ref->{to});
183 if (is_callsign($ref->{to}) && !$ref->{private} && $uref && $uref->homenode) {
185 dbg('msg', "set bull to $ref->{to} to private");
190 if ($pcno == 29) { # incoming text
191 my $ref = $work{"$f[2]$f[3]"};
194 push @{$ref->{lines}}, $f[4];
196 if ($ref->{count} >= $ref->{linesreq}) {
197 $self->send(DXProt::pc31($f[2], $f[1], $f[3]));
198 dbg('msg', "stream $f[3]: $ref->{count} lines received\n");
201 $ref->{lastt} = $main::systime;
203 dbg('msg', "PC29 from unknown stream $f[3] from $f[2]" );
204 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
209 if ($pcno == 30) { # this is a incoming subject ack
210 my $ref = $work{$f[2]}; # note no stream at this stage
213 $ref->{stream} = $f[3];
215 $ref->{linesreq} = 5;
216 $work{"$f[2]$f[3]"} = $ref; # new ref
217 dbg('msg', "incoming subject ack stream $f[3]\n");
218 $busy{$f[2]} = $ref; # interlock
219 push @{$ref->{lines}}, ($ref->read_msg_body);
220 $ref->send_tranche($self);
221 $ref->{lastt} = $main::systime;
223 dbg('msg', "PC30 from unknown stream $f[3] from $f[2]" );
224 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
229 if ($pcno == 31) { # acknowledge a tranche of lines
230 my $ref = $work{"$f[2]$f[3]"};
232 dbg('msg', "tranche ack stream $f[3]\n");
233 $ref->send_tranche($self);
234 $ref->{lastt} = $main::systime;
236 dbg('msg', "PC31 from unknown stream $f[3] from $f[2]" );
237 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
242 if ($pcno == 32) { # incoming EOM
243 dbg('msg', "stream $f[3]: EOM received\n");
244 my $ref = $work{"$f[2]$f[3]"};
246 $self->send(DXProt::pc33($f[2], $f[1], $f[3])); # acknowledge it
248 # get the next msg no - note that this has NOTHING to do with the stream number in PC protocol
249 # store the file or message
250 # remove extraneous rubbish from the hash
251 # remove it from the work in progress vector
252 # stuff it on the msg queue
255 $ref->store($ref->{lines});
258 # does an identical message already exist?
261 if ($ref->{subject} eq $m->{subject} && $ref->{t} == $m->{t} && $ref->{from} eq $m->{from} && $ref->{to} eq $m->{to}) {
262 $ref->stop_msg($self->call);
263 my $msgno = $m->{msgno};
264 dbg('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
265 Log('msg', "duplicate message from $ref->{from} -> $ref->{to} to $msgno");
271 $ref->swop_it($self->call);
273 # look for 'bad' to addresses
275 $ref->stop_msg($self->call);
276 dbg('msg', "'Bad' message $ref->{to}");
277 Log('msg', "'Bad' message $ref->{to}");
281 $ref->{msgno} = next_transno("Msgno");
282 push @{$ref->{gotit}}, $f[2]; # mark this up as being received
283 $ref->store($ref->{lines});
285 my $dxchan = DXChannel->get($ref->{to});
286 $dxchan->send($dxchan->msg('m9')) if $dxchan && $dxchan->is_user;
287 Log('msg', "Message $ref->{msgno} from $ref->{from} received from $f[2] for $ref->{to}");
290 $ref->stop_msg($self->call);
292 dbg('msg', "PC32 from unknown stream $f[3] from $f[2]" );
293 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
299 if ($pcno == 33) { # acknowledge the end of message
300 my $ref = $work{"$f[2]$f[3]"};
302 if ($ref->{private}) { # remove it if it private and gone off site#
303 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2] and deleted");
306 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $f[2]");
307 push @{$ref->{gotit}}, $f[2]; # mark this up as being received
308 $ref->store($ref->{lines}); # re- store the file
310 $ref->stop_msg($self->call);
312 dbg('msg', "PC33 from unknown stream $f[3] from $f[2]" );
313 $self->send(DXProt::pc42($f[2], $f[1], $f[3])); # unknown stream
316 # send next one if present
321 if ($pcno == 40) { # this is a file request
322 $f[3] =~ s/\\/\//og; # change the slashes
323 $f[3] =~ s/\.//og; # remove dots
324 $f[3] =~ s/^\///o; # remove the leading /
325 $f[3] = lc $f[3]; # to lower case;
326 dbg('msg', "incoming file $f[3]\n");
327 $f[3] = 'packclus/' . $f[3] unless $f[3] =~ /^packclus\//o;
329 # create any directories
330 my @part = split /\//, $f[3];
332 my $fn = "$main::root";
333 pop @part; # remove last part
334 foreach $part (@part) {
337 last SWITCH if !mkdir $fn, 0777;
338 dbg('msg', "created directory $fn\n");
340 my $stream = next_transno($f[2]);
341 my $ref = DXMsg->alloc($stream, "$main::root/$f[3]", $self->call, time, !$f[4], $f[3], ' ', '0', '0');
343 # forwarding variables
344 $ref->{fromnode} = $f[1];
345 $ref->{tonode} = $f[2];
346 $ref->{linesreq} = $f[5];
347 $ref->{stream} = $stream;
348 $ref->{count} = 0; # no of lines between PC31s
350 $ref->{lastt} = $main::systime;
351 $work{"$f[2]$stream"} = $ref; # store in work
352 $self->send(DXProt::pc30($f[2], $f[1], $stream)); # send ack
357 if ($pcno == 42) { # abort transfer
358 dbg('msg', "stream $f[3]: abort received\n");
359 my $ref = $work{"$f[2]$f[3]"};
361 $ref->stop_msg($self->call);
367 if ($pcno == 49) { # global delete on subject
369 if ($_->{from} eq $f[1] && $_->{subject} eq $f[2]) {
371 Log('msg', "Message $_->{msgno} from $_->{from} ($_->{subject}) fully deleted");
372 DXProt::broadcast_ak1a($line, $self);
380 # store a message away on disc or whatever
382 # NOTE the second arg is a REFERENCE not a list
388 if ($ref->{file}) { # a file
389 dbg('msg', "To be stored in $ref->{to}\n");
391 my $fh = new IO::File "$ref->{to}", "w";
394 foreach $line (@{$lines}) {
398 dbg('msg', "file $ref->{to} stored\n");
399 Log('msg', "file $ref->{to} from $ref->{from} stored" );
401 confess "can't open file $ref->{to} $!";
403 } else { # a normal message
405 # attempt to open the message file
406 my $fn = filename($ref->{msgno});
408 dbg('msg', "To be stored in $fn\n");
410 # now save the file, overwriting what's there, YES I KNOW OK! (I will change it if it's a problem)
411 my $fh = new IO::File "$fn", "w";
413 my $rr = $ref->{rrreq} ? '1' : '0';
414 my $priv = $ref->{private} ? '1': '0';
415 print $fh "=== $ref->{msgno}^$ref->{to}^$ref->{from}^$ref->{t}^$priv^$ref->{subject}^$ref->{origin}^$ref->{'read'}^$rr\n";
416 print $fh "=== ", join('^', @{$ref->{gotit}}), "\n";
419 foreach $line (@{$lines}) {
420 $ref->{size} += (length $line) + 1;
424 dbg('msg', "msg $ref->{msgno} stored\n");
425 Log('msg', "msg $ref->{msgno} from $ref->{from} to $ref->{to} stored" );
427 confess "can't open msg file $fn $!";
437 # remove it from the active message list
438 dbg('msg', "\@msg = " . scalar @msg . " before delete");
439 @msg = grep { $_ != $self } @msg;
442 unlink filename($self->{msgno});
443 dbg('msg', "deleting $self->{msgno}\n");
444 dbg('msg', "\@msg = " . scalar @msg . " after delete");
447 # clean out old messages from the message queue
452 # mark old messages for deletion
453 dbg('msg', "\@msg = " . scalar @msg . " before delete");
454 foreach $ref (@msg) {
455 if (ref($ref) && !$ref->{keep} && $ref->{t} < $main::systime - $maxage) {
456 $ref->{deleteme} = 1;
457 unlink filename($ref->{msgno});
458 dbg('msg', "deleting old $ref->{msgno}\n");
462 # remove them all from the active message list
463 @msg = grep { !$_->{deleteme} } @msg;
464 dbg('msg', "\@msg = " . scalar @msg . " after delete");
465 $last_clean = $main::systime;
468 # read in a message header
478 $file = new IO::File "$fn";
480 dbg('err', "Error reading $fn $!");
481 Log('err', "Error reading $fn $!");
485 $line = <$file>; # first line
486 if ($size == 0 || !$line) {
487 dbg('err', "Empty $fn $!");
488 Log('err', "Empty $fn $!");
492 $size -= length $line;
493 if (! $line =~ /^===/o) {
494 dbg('err', "corrupt first line in $fn ($line)");
495 Log('err', "corrupt first line in $fn ($line)");
499 @f = split /\^/, $line;
500 $ref = DXMsg->alloc(@f);
502 $line = <$file>; # second line
504 $size -= length $line;
505 if (! $line =~ /^===/o) {
506 dbg('err', "corrupt second line in $fn ($line)");
507 Log('err', "corrupt second line in $fn ($line)");
512 @f = split /\^/, $line;
513 push @{$ref->{gotit}}, @f;
514 $ref->{size} = $size;
521 # read in a message header
525 my $msgno = $self->{msgno};
528 my $fn = filename($msgno);
531 $file = new IO::File;
532 if (!open($file, $fn)) {
533 dbg('err' ,"Error reading $fn $!");
534 Log('err' ,"Error reading $fn $!");
537 @out = map {chomp; $_} <$file>;
540 shift @out if $out[0] =~ /^=== /;
541 shift @out if $out[0] =~ /^=== /;
545 # send a tranche of lines to the other end
548 my ($self, $dxchan) = @_;
550 my $to = $self->{tonode};
551 my $from = $self->{fromnode};
552 my $stream = $self->{stream};
553 my $lines = $self->{lines};
556 for ($i = 0, $c = $self->{count}; $i < $self->{linesreq} && $c < @$lines; $i++, $c++) {
557 push @out, DXProt::pc29($to, $from, $stream, $lines->[$c]);
561 push @out, DXProt::pc32($to, $from, $stream) if $i < $self->{linesreq};
566 # find a message to send out and start the ball rolling
574 # bat down the message list looking for one that needs to go off site and whose
575 # nearest node is not busy.
577 dbg('msg', "queue msg ($sort)\n");
578 my @nodelist = DXChannel::get_all_nodes;
579 foreach $ref (@msg) {
581 # ignore 'delayed' messages until their waiting time has expired
582 if (exists $ref->{waitt}) {
583 next if $ref->{waitt} > $main::systime;
584 delete $ref->{waitt};
588 if (exists $ref->{lastt} && $main::systime >= $ref->{lastt} + $timeout) {
589 my $node = $ref->{tonode};
590 dbg('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
591 Log('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
592 $ref->stop_msg($node);
594 # delay any outgoing messages that fail
595 $ref->{waitt} = $main::systime + $waittime + rand(120) if $node ne $main::mycall;
596 delete $ref->{lastt};
600 # firstly, is it private and unread? if so can I find the recipient
601 # in my cluster node list offsite?
603 # deal with routed private messages
605 if ($ref->{private}) {
606 next if $ref->{'read'}; # if it is read, it is stuck here
607 $clref = DXCluster->get_exact($ref->{to});
608 unless ($clref) { # otherwise look for a homenode
609 my $uref = DXUser->get_current($ref->{to});
610 my $hnode = $uref->homenode if $uref;
611 $clref = DXCluster->get_exact($hnode) if $hnode;
613 if ($clref && !grep { $clref->dxchan == $_ } DXCommandmode::get_all()) {
614 next if $clref->call eq $main::mycall; # i.e. it lives here
615 $dxchan = $clref->dxchan;
616 $ref->start_msg($dxchan) if $dxchan && !get_busy($dxchan->call) && $dxchan->state eq 'normal';
620 # otherwise we are dealing with a bulletin or forwarded private message
621 # compare the gotit list with
622 # the nodelist up above, if there are sites that haven't got it yet
623 # then start sending it - what happens when we get loops is anyone's
624 # guess, use (to, from, time, subject) tuple?
625 foreach $dxchan (@nodelist) {
626 my $call = $dxchan->call;
628 next if $call eq $main::mycall;
629 next if ref $ref->{gotit} && grep $_ eq $call, @{$ref->{gotit}};
630 next unless $ref->forward_it($call); # check the forwarding file
632 # if we are here we have a node that doesn't have this message
633 $ref->start_msg($dxchan) if !get_busy($call) && $dxchan->state eq 'normal';
637 # if all the available nodes are busy then stop
638 last if @nodelist == scalar grep { get_busy($_->call) } @nodelist;
642 # is there a message for me?
648 foreach $ref (@msg) {
649 # is it for me, private and unread?
650 if ($ref->{to} eq $call && $ref->{private}) {
651 return 1 if !$ref->{'read'};
657 # start the message off on its travels with a PC28
660 my ($self, $dxchan) = @_;
662 dbg('msg', "start msg $self->{msgno}\n");
663 $self->{linesreq} = 10;
665 $self->{tonode} = $dxchan->call;
666 $self->{fromnode} = $main::mycall;
667 $busy{$self->{tonode}} = $self;
668 $work{$self->{tonode}} = $self;
669 $self->{lastt} = $main::systime;
670 $dxchan->send(DXProt::pc28($self->{tonode}, $self->{fromnode}, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $self->{origin}, $self->{rrreq}));
673 # get the ref of a busy node
686 # get the forwarding queue
692 # stop a message from continuing, clean it out, unlock interlocks etc
697 my $stream = $self->{stream} if exists $self->{stream};
700 dbg('msg', "stop msg $self->{msgno} -> node $node\n");
702 delete $work{"$node$stream"} if $stream;
707 # get a new transaction number from the file specified
711 $name =~ s/\W//og; # remove non-word characters
712 my $fn = "$msgdir/$name";
715 my $fh = new IO::File;
716 if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
718 $msgno = $fh->getline;
722 $fh->print("$msgno\n");
723 dbg('msg', "msgno $msgno allocated for $name\n");
726 confess "can't open $fn $!";
731 # initialise the message 'system', read in all the message headers
734 my $dir = new IO::File;
738 # load various control files
739 dbg('err', "load badmsg: " . (load_badmsg() or "Ok"));
740 dbg('err', "load forward: " . (load_forward() or "Ok"));
741 dbg('err', "load swop: " . (load_swop() or "Ok"));
743 # read in the directory
744 opendir($dir, $msgdir) or confess "can't open $msgdir $!";
745 @dir = readdir($dir);
750 next unless /^m\d\d\d\d\d\d$/;
752 $ref = read_msg_header("$msgdir/$_");
754 dbg('err', "Deleting $_");
755 Log('err', "Deleting $_");
760 # delete any messages to 'badmsg.pl' places
762 dbg('msg', "'Bad' TO address $ref->{to}");
763 Log('msg', "'Bad' TO address $ref->{to}");
768 # add the message to the available queue
773 # add the message to the directory listing
777 confess "tried to add a non-ref to the msg directory" if !ref $ref;
781 # return all the current messages
787 # get a particular message
792 return $_ if $_->{msgno} == $msgno;
793 last if $_->{msgno} > $msgno;
798 # return the official filename for a message no
801 return sprintf "$msgdir/m%06d", shift;
805 # return a list of valid elements
814 # return a prompt for a field
819 my ($self, $ele) = @_;
824 # send a message state machine
831 if ($self->state eq 'send1') {
833 confess "local var gone missing" if !ref $self->{loc};
834 my $loc = $self->{loc};
835 $loc->{subject} = $line;
837 $self->state('sendbody');
838 #push @out, $self->msg('sendbody');
839 push @out, $self->msg('m8');
840 } elsif ($self->state eq 'sendbody') {
841 confess "local var gone missing" if !ref $self->{loc};
842 my $loc = $self->{loc};
843 if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
846 foreach $to (@{$loc->{to}}) {
848 my $systime = $main::systime;
849 my $mycall = $main::mycall;
850 $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
852 exists $loc->{from} ? $loc->{from} : $self->call,
856 exists $loc->{origin} ? $loc->{origin} : $mycall,
859 $ref->swop_it($self->call);
860 $ref->store($loc->{lines});
862 push @out, $self->msg('m11', $ref->{msgno}, $to);
863 #push @out, "msgno $ref->{msgno} sent to $to";
864 my $dxchan = DXChannel->get(uc $to);
866 if ($dxchan->is_user()) {
867 $dxchan->send($dxchan->msg('m9'));
872 delete $loc->{lines};
877 $self->state('prompt');
878 } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
879 #push @out, $self->msg('sendabort');
880 push @out, $self->msg('m10');
881 delete $loc->{lines};
885 $self->state('prompt');
888 # i.e. it ain't and end or abort, therefore store the line
889 push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
895 # return the standard directory line for this ref
899 return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
900 $ref->msgno, $ref->read ? '-' : ' ', $ref->private ? 'p' : ' ', $ref->size,
901 $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
904 # load the forward table
908 my $s = readfilestr($forwardfn);
916 # load the bad message table
920 my $s = readfilestr($badmsgfn);
928 # load the swop message table
932 my $s = readfilestr($swopfn);
941 # forward that message or not according to the forwarding table
942 # returns 1 for forward, 0 - to ignore
951 for ($i = 0; $i < @forward; $i += 5) {
952 my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
956 next if $ref->{private} && $sort ne 'P';
957 next if !$ref->{private} && $sort ne 'B';
960 $tested = $ref->{to} if $field eq 'T';
961 $tested = $ref->{from} if $field eq 'F';
962 $tested = $ref->{origin} if $field eq 'O';
963 $tested = $ref->{subject} if $field eq 'S';
965 if (!$pattern || $tested =~ m{$pattern}i) {
966 return 0 if $action eq 'I';
967 return 1 if !$bbs || grep $_ eq $call, @{$bbs};
978 for ($i = 0; $i < @badmsg; $i += 3) {
979 my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
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) {
1006 for ($i = 0; $i < @swop; $i += 5) {
1007 my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
1012 # are we interested?
1013 next if $ref->{private} && $sort ne 'P';
1014 next if !$ref->{private} && $sort ne 'B';
1017 $tested = $ref->{to} if $field eq 'T';
1018 $tested = $ref->{from} if $field eq 'F';
1019 $tested = $ref->{origin} if $field eq 'O';
1020 $tested = $ref->{subject} if $field eq 'S';
1023 $old = $swop = $ref->{to} if $tfield eq 'T';
1024 $old = $swop = $ref->{from} if $tfield eq 'F';
1025 $old = $swop = $ref->{origin} if $tfield eq 'O';
1026 $old = $swop = $ref->{subject} if $tfield eq 'S';
1028 if ($tested =~ m{$pattern}i) {
1029 if ($tested eq $swop) {
1030 $swop =~ s{$pattern}{$topattern}i;
1034 Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1035 Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1036 $ref->{to} = $swop if $tfield eq 'T';
1037 $ref->{from} = $swop if $tfield eq 'F';
1038 $ref->{origin} = $swop if $tfield eq 'O';
1039 $ref->{subject} = $swop if $tfield eq 'S';
1046 # import any msgs in the import directory
1047 # the messages are in BBS format (but may have cluster extentions
1048 # so SB UK < GB7TLH is legal
1051 # are there any to do in this directory?
1052 return unless -d $importfn;
1053 unless (opendir(DIR, $importfn)) {
1054 dbg('msg', "can\'t open $importfn $!");
1055 Log('msg', "can\'t open $importfn $!");
1059 my @names = readdir(DIR);
1062 foreach $name (@names) {
1063 next if $name =~ /^\./;
1064 my $splitit = $name =~ /^split/;
1065 my $fn = "$importfn/$name";
1067 unless (open(MSG, $fn)) {
1068 dbg('msg', "can\'t open import file $fn $!");
1069 Log('msg', "can\'t open import file $fn $!");
1073 my @msg = map { chomp; $_ } <MSG>;
1076 my @out = import_one($DXProt::me, \@msg, $splitit);
1081 # import one message as a list in bbs (as extended) mode
1082 # takes a reference to an array containing the whole message
1087 my $splitit = shift;
1091 my $from = $dxchan->call;
1092 my $origin = $main::mycall;
1097 my $line = shift @$ref;
1098 my @f = split /\s+/, $line;
1099 unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
1100 my $m = "invalid first line in import '$line'";
1105 my $f = uc shift @f;
1106 next if $f eq 'SEND';
1108 # private / noprivate / rr
1109 if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
1111 } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
1113 } elsif ($notincalls && ($f eq 'RR')) {
1115 } elsif ($f eq '@' && @f) { # this is bbs syntax, for origin
1116 $origin = uc shift @f;
1117 } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
1118 $from = uc shift @f;
1119 } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
1121 } elsif ($f =~ /^<\S+/) { # this is bbs syntax for from call
1122 ($from) = $f =~ /^<(\S+)$/;
1123 } elsif ($f =~ /^\@\S+/) { # this is bbs syntax for origin
1124 ($origin) = $f =~ /^\@(\S+)$/;
1130 # is this callsign a distro?
1131 my $fn = "$msgdir/distro/$f.pl";
1133 my $fh = new IO::File $fn;
1140 return (1, "Error in Distro $f.pl:", $@) if $@;
1148 if (grep $_ eq $f, @DXMsg::badmsg) {
1149 push @out, $dxchan->msg('m3', $f);
1156 # subject is the next line
1157 my $subject = shift @$ref;
1159 # strip off trailing lines
1160 pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
1162 # strip off /EX or /ABORT
1163 return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
1164 pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
1166 # sort out any splitting that needs to be done
1172 if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
1173 push @chunk, $lines;
1180 push @chunk, $lines if @$lines;
1185 # write all the messages away
1187 for ( $i = 0; $i < @chunk; $i++) {
1188 my $chunk = $chunk[$i];
1191 my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
1192 $ch_subject = substr($subject, 0, 27 - length $num) . $num;
1194 $ch_subject = $subject;
1198 my $systime = $main::systime;
1199 my $mycall = $main::mycall;
1200 my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
1209 $mref->swop_it($main::mycall);
1210 $mref->store($chunk);
1212 push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
1213 #push @out, "msgno $ref->{msgno} sent to $to";
1214 my $todxchan = DXChannel->get(uc $to);
1216 if ($todxchan->is_user()) {
1217 $todxchan->send($todxchan->msg('m9'));
1229 my $name = $AUTOLOAD;
1230 return if $name =~ /::DESTROY$/;
1233 confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
1234 # this clever line of code creates a subroutine which takes over from autoload
1235 # from OO Perl - Conway
1236 *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
1237 @_ ? $self->{$name} = shift : $self->{$name} ;