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($VERSION $BRANCH);
32 $VERSION = sprintf( "%d.%03d", q$Revision$ =~ /(\d+)\.(\d+)/ );
33 $BRANCH = sprintf( "%d.%03d", q$Revision$ =~ /\d+\.\d+\.(\d+)\.(\d+)/ ) || 0;
34 $main::build += $VERSION;
35 $main::branch += $BRANCH;
37 use vars qw(%work @msg $msgdir %valid %busy $maxage $last_clean $residencetime
38 @badmsg @swop $swopfn $badmsgfn $forwardfn @forward $timeout $waittime
39 $queueinterval $lastq $importfn $minchunk $maxchunk $bulltopriv);
41 %work = (); # outstanding jobs
42 @msg = (); # messages we have
43 %busy = (); # station interlocks
44 $msgdir = "$main::root/msg"; # directory contain the msgs
45 $maxage = 30 * 86400; # the maximum age that a message shall live for if not marked
46 $last_clean = 0; # last time we did a clean
47 @forward = (); # msg forward table
48 @badmsg = (); # bad message table
49 @swop = (); # swop table
50 $timeout = 30*60; # forwarding timeout
51 $waittime = 30*60; # time an aborted outgoing message waits before trying again
52 $queueinterval = 1*60; # run the queue every 1 minute
55 $minchunk = 4800; # minimum chunk size for a split message
56 $maxchunk = 6000; # maximum chunk size
57 $bulltopriv = 1; # convert msgs with callsigns to private if they are bulls
58 $residencetime = 2*86400; # keep deleted messages for this amount of time
61 $badmsgfn = "$msgdir/badmsg.pl"; # list of TO address we wont store
62 $forwardfn = "$msgdir/forward.pl"; # the forwarding table
63 $swopfn = "$msgdir/swop.pl"; # the swopping table
64 $importfn = "$msgdir/import"; # import directory
68 fromnode => '5,From Node',
69 tonode => '5,To Node',
72 t => '0,Msg Time,cldatetime',
73 private => '5,Private,yesno',
74 subject => '0,Subject',
75 linesreq => '0,Lines per Gob',
76 rrreq => '5,Read Confirm,yesno',
79 stream => '9,Stream No',
80 count => '5,Gob Linecnt',
81 file => '5,File?,yesno',
82 gotit => '5,Got it Nodes,parray',
83 lines => '5,Lines,parray',
84 'read' => '5,Times read',
87 keep => '0,Keep this?,yesno',
88 lastt => '5,Last processed,cldatetime',
89 waitt => '5,Wait until,cldatetime',
90 delete => '5,Awaiting Delete,yesno',
91 deletetime => '5,Deletion Time,cldatetime',
94 # allocate a new object
95 # called fromnode, tonode, from, to, datetime, private?, subject, nolinesper
99 my $self = bless {}, $pkg;
100 $self->{msgno} = shift;
103 $self->{to} = ($to eq $main::mycall) ? $main::myalias : $to;
106 $self->{from} = uc $from;
108 $self->{private} = shift;
109 $self->{subject} = shift;
110 $self->{origin} = shift;
111 $self->{'read'} = shift;
112 $self->{rrreq} = shift;
114 # $self->{lastt} = $main::systime;
116 $self->{private} = 1 if $bulltopriv && DXUser->get_current($self->{to});
124 my ($self, $line) = @_;
126 # this is periodic processing
127 if (!$self || !$line) {
129 if ($main::systime >= $lastq + $queueinterval) {
131 # queue some message if the interval timer has gone off
134 # import any messages in the import directory
137 $lastq = $main::systime;
140 # clean the message queue
141 clean_old() if $main::systime - $last_clean > 3600 ;
142 $last_clean = $main::systime;
146 my @f = split /\^/, $line;
147 my ($pcno) = $f[0] =~ /^PC(\d\d)/; # just get the number
148 my ($tonode, $fromnode) = @f[1, 2];
149 my $stream = $f[3] if ($pcno >= 29 && $pcno <= 33) || $pcno == 42;
152 if ($pcno == 28) { # incoming message
154 # sort out various extant protocol errors that occur
156 $origin = $self->call unless $origin && $origin gt ' ';
158 # first look for any messages in the busy queue
159 # and cancel them this should both resolve timed out incoming messages
160 # and crossing of message between nodes, incoming messages have priority
162 my $ref = get_busy($fromnode);
164 my $otonode = $ref->{tonode} || "unknown";
165 dbg("Busy, stopping msgno: $ref->{msgno} $fromnode->$otonode") if isdbg('msg');
166 $ref->stop_msg($fromnode);
169 my $t = cltounix($f[5], $f[6]);
170 $stream = next_transno($fromnode);
171 $ref = DXMsg->alloc($stream, uc $f[3], $f[4], $t, $f[7], $f[8], $origin, '0', $f[11]);
173 # fill in various forwarding state variables
174 $ref->{fromnode} = $fromnode;
175 $ref->{tonode} = $tonode;
176 $ref->{rrreq} = $f[11];
177 $ref->{linesreq} = $f[10];
178 $ref->{stream} = $stream;
179 $ref->{count} = 0; # no of lines between PC31s
180 dbg("new message from $f[4] to $f[3] '$f[8]' stream $fromnode/$stream\n") if isdbg('msg');
181 Log('msg', "Incoming message $f[4] to $f[3] '$f[8]' origin: $origin" );
182 set_fwq($fromnode, $stream, $ref); # store in work
183 set_busy($fromnode, $ref); # set interlock
184 $self->send(DXProt::pc30($fromnode, $tonode, $stream)); # send ack
185 $ref->{lastt} = $main::systime;
187 # look to see whether this is a non private message sent to a known callsign
188 my $uref = DXUser->get_current($ref->{to});
189 if (is_callsign($ref->{to}) && !$ref->{private} && $uref && $uref->homenode) {
191 dbg("set bull to $ref->{to} to private") if isdbg('msg');
192 Log('msg', "set bull to $ref->{to} to private");
197 if ($pcno == 29) { # incoming text
198 my $ref = get_fwq($fromnode, $stream);
201 if (@{$ref->{lines}}) {
202 push @{$ref->{lines}}, $f[4];
204 # temporarily store any R: lines so that we end up with
205 # only the first and last ones stored.
206 if ($f[4] =~ m|^R:\d{6}/\d{4}|) {
207 push @{$ref->{tempr}}, $f[4];
209 if (exists $ref->{tempr}) {
210 push @{$ref->{lines}}, shift @{$ref->{tempr}};
211 push @{$ref->{lines}}, pop @{$ref->{tempr}} if @{$ref->{tempr}};
212 delete $ref->{tempr};
214 push @{$ref->{lines}}, $f[4];
218 if ($ref->{count} >= $ref->{linesreq}) {
219 $self->send(DXProt::pc31($fromnode, $tonode, $stream));
220 dbg("stream $stream: $ref->{count} lines received\n") if isdbg('msg');
223 $ref->{lastt} = $main::systime;
225 dbg("PC29 from unknown stream $stream from $fromnode") if isdbg('msg');
226 $self->send(DXProt::pc42($fromnode, $tonode, $stream)); # unknown stream
231 if ($pcno == 30) { # this is a incoming subject ack
232 my $ref = get_fwq($fromnode); # note no stream at this stage
235 $ref->{stream} = $stream;
237 $ref->{linesreq} = 5;
238 set_fwq($fromnode, $stream, $ref); # new ref
239 set_busy($fromnode, $ref); # interlock
240 dbg("incoming subject ack stream $stream\n") if isdbg('msg');
241 $ref->{lines} = [ $ref->read_msg_body ];
242 $ref->send_tranche($self);
243 $ref->{lastt} = $main::systime;
245 dbg("PC30 from unknown stream $stream from $fromnode") if isdbg('msg');
246 $self->send(DXProt::pc42($fromnode, $tonode, $stream)); # unknown stream
251 if ($pcno == 31) { # acknowledge a tranche of lines
252 my $ref = get_fwq($fromnode, $stream);
254 dbg("tranche ack stream $stream\n") if isdbg('msg');
255 $ref->send_tranche($self);
256 $ref->{lastt} = $main::systime;
258 dbg("PC31 from unknown stream $stream from $fromnode") if isdbg('msg');
259 $self->send(DXProt::pc42($fromnode, $tonode, $stream)); # unknown stream
264 if ($pcno == 32) { # incoming EOM
265 dbg("stream $stream: EOM received\n") if isdbg('msg');
266 my $ref = get_fwq($fromnode, $stream);
268 $self->send(DXProt::pc33($fromnode, $tonode, $stream)); # acknowledge it
270 # get the next msg no - note that this has NOTHING to do with the stream number in PC protocol
271 # store the file or message
272 # remove extraneous rubbish from the hash
273 # remove it from the work in progress vector
274 # stuff it on the msg queue
277 $ref->store($ref->{lines});
280 # does an identical message already exist?
283 if ($ref->{subject} eq $m->{subject} && $ref->{t} == $m->{t} && $ref->{from} eq $m->{from} && $ref->{to} eq $m->{to}) {
284 $ref->stop_msg($fromnode);
285 my $msgno = $m->{msgno};
286 dbg("duplicate message from $ref->{from} -> $ref->{to} to msg: $msgno") if isdbg('msg');
287 Log('msg', "duplicate message from $ref->{from} -> $ref->{to} to msg: $msgno");
293 $ref->swop_it($self->call);
295 # look for 'bad' to addresses
296 if ($ref->dump_it($self->call)) {
297 $ref->stop_msg($fromnode);
298 dbg("'Bad' message $ref->{to}") if isdbg('msg');
299 Log('msg', "'Bad' message $ref->{to}");
303 # check the message for bad words
305 for (@{$ref->{lines}}) {
306 push @words, BadWords::check($_);
308 push @words, BadWords::check($ref->{subject});
310 dbg("message with badwords '@words' $ref->{from} -> $ref->{to} '$ref->{subject}' origin: $ref->{origin} via " . $self->call) if isdbg('msg');
311 Log('msg',"message with badwords '@words' $ref->{from} -> $ref->{to} origin: $ref->{origin} via " . $self->call);
312 Log('msg',"subject: $ref->{subject}");
313 for (@{$ref->{lines}}) {
314 Log('msg', "line: $_");
316 $ref->stop_msg($fromnode);
320 $ref->{msgno} = next_transno("Msgno");
321 push @{$ref->{gotit}}, $fromnode; # mark this up as being received
322 $ref->store($ref->{lines});
324 my $dxchan = DXChannel->get($ref->{to});
325 $dxchan->send($dxchan->msg('m9')) if $dxchan && $dxchan->is_user;
326 Log('msg', "Message $ref->{msgno} from $ref->{from} received from $fromnode for $ref->{to}");
329 $ref->stop_msg($fromnode);
331 dbg("PC32 from unknown stream $stream from $fromnode") if isdbg('msg');
332 $self->send(DXProt::pc42($fromnode, $tonode, $stream)); # unknown stream
338 if ($pcno == 33) { # acknowledge the end of message
339 my $ref = get_fwq($fromnode, $stream);
341 if ($ref->{private}) { # remove it if it private and gone off site#
342 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $fromnode and deleted");
344 $ref->{deletetime} = $main::systime + $residencetime;
346 Log('msg', "Message $ref->{msgno} from $ref->{from} sent to $fromnode");
347 push @{$ref->{gotit}}, $fromnode; # mark this up as being received
348 $ref->store($ref->{lines}); # re- store the file
350 $ref->stop_msg($fromnode);
352 dbg("PC33 from unknown stream $stream from $fromnode") if isdbg('msg');
353 $self->send(DXProt::pc42($fromnode, $tonode, $stream)); # unknown stream
356 # send next one if present
361 if ($pcno == 40) { # this is a file request
362 $f[3] =~ s/\\/\//og; # change the slashes
363 $f[3] =~ s/\.//og; # remove dots
364 $f[3] =~ s/^\///o; # remove the leading /
365 $f[3] = lc $f[3]; # to lower case;
366 dbg("incoming file $f[3]\n") if isdbg('msg');
367 $f[3] = 'packclus/' . $f[3] unless $f[3] =~ /^packclus\//o;
369 # create any directories
370 my @part = split /\//, $f[3];
372 my $fn = "$main::root";
373 pop @part; # remove last part
374 foreach $part (@part) {
377 last SWITCH if !mkdir $fn, 0777;
378 dbg("created directory $fn\n") if isdbg('msg');
380 my $stream = next_transno($fromnode);
381 my $ref = DXMsg->alloc($stream, "$main::root/$f[3]", $self->call, time, !$f[4], $f[3], ' ', '0', '0');
383 # forwarding variables
384 $ref->{fromnode} = $tonode;
385 $ref->{tonode} = $fromnode;
386 $ref->{linesreq} = $f[5];
387 $ref->{stream} = $stream;
388 $ref->{count} = 0; # no of lines between PC31s
390 $ref->{lastt} = $main::systime;
391 set_fwq($fromnode, $stream, $ref); # store in work
392 $self->send(DXProt::pc30($fromnode, $tonode, $stream)); # send ack
397 if ($pcno == 42) { # abort transfer
398 dbg("stream $stream: abort received\n") if isdbg('msg');
399 my $ref = get_fwq($fromnode, $stream);
401 $ref->stop_msg($fromnode);
407 if ($pcno == 49) { # global delete on subject
409 if ($_->{from} eq $f[1] && $_->{subject} eq $f[2]) {
411 $_->{deletetime} = $main::systime + $residencetime;
412 Log('msg', "Message $_->{msgno} from $_->{from} ($_->{subject}) fully deleted");
413 DXChannel::broadcast_nodes($line, $self);
421 # store a message away on disc or whatever
423 # NOTE the second arg is a REFERENCE not a list
429 if ($ref->{file}) { # a file
430 dbg("To be stored in $ref->{to}\n") if isdbg('msg');
432 my $fh = new IO::File "$ref->{to}", "w";
435 foreach $line (@{$lines}) {
439 dbg("file $ref->{to} stored\n") if isdbg('msg');
440 Log('msg', "file $ref->{to} from $ref->{from} stored" );
442 confess "can't open file $ref->{to} $!";
444 } else { # a normal message
446 # attempt to open the message file
447 my $fn = filename($ref->{msgno});
449 dbg("To be stored in $fn\n") if isdbg('msg');
451 # now save the file, overwriting what's there, YES I KNOW OK! (I will change it if it's a problem)
452 my $fh = new IO::File "$fn", "w";
454 my $rr = $ref->{rrreq} ? '1' : '0';
455 my $priv = $ref->{private} ? '1': '0';
456 print $fh "=== $ref->{msgno}^$ref->{to}^$ref->{from}^$ref->{t}^$priv^$ref->{subject}^$ref->{origin}^$ref->{'read'}^$rr\n";
457 print $fh "=== ", join('^', @{$ref->{gotit}}), "\n";
460 foreach $line (@{$lines}) {
461 $ref->{size} += (length $line) + 1;
465 dbg("msg $ref->{msgno} stored\n") if isdbg('msg');
466 Log('msg', "msg $ref->{msgno} from $ref->{from} to $ref->{to} stored" );
468 confess "can't open msg file $fn $!";
479 if ($self->{tonode}) {
481 $self->{deletetime} = 0;
485 $call = " by " . $dxchan->call;
490 # remove it from the active message list
491 @msg = grep { $_ != $self } @msg;
494 unlink filename($self->{msgno});
498 # clean out old messages from the message queue
503 # mark old messages for deletion
504 foreach $ref (@msg) {
505 if (ref($ref) && !$ref->{keep} && $ref->{t} < $main::systime - $maxage) {
507 $ref->{deletetime} = 0;
512 # read in a message header
522 $file = new IO::File "$fn";
524 dbg("Error reading $fn $!");
525 Log('err', "Error reading $fn $!");
529 $line = <$file>; # first line
530 if ($size == 0 || !$line) {
532 Log('err', "Empty $fn $!");
536 $size -= length $line;
537 if (! $line =~ /^===/o) {
538 dbg("corrupt first line in $fn ($line)");
539 Log('err', "corrupt first line in $fn ($line)");
543 @f = split /\^/, $line;
544 $ref = DXMsg->alloc(@f);
546 $line = <$file>; # second line
548 $size -= length $line;
549 if (! $line =~ /^===/o) {
550 dbg("corrupt second line in $fn ($line)");
551 Log('err', "corrupt second line in $fn ($line)");
556 @f = split /\^/, $line;
557 push @{$ref->{gotit}}, @f;
558 $ref->{size} = $size;
565 # read in a message header
569 my $msgno = $self->{msgno};
572 my $fn = filename($msgno);
575 $file = new IO::File;
576 if (!open($file, $fn)) {
577 dbg("Error reading $fn $!");
578 Log('err' ,"Error reading $fn $!");
581 @out = map {chomp; $_} <$file>;
584 shift @out if $out[0] =~ /^=== /;
585 shift @out if $out[0] =~ /^=== /;
589 # send a tranche of lines to the other end
592 my ($self, $dxchan) = @_;
594 my $to = $self->{tonode};
595 my $from = $self->{fromnode};
596 my $stream = $self->{stream};
597 my $lines = $self->{lines};
600 for ($i = 0, $c = $self->{count}; $i < $self->{linesreq} && $c < @$lines; $i++, $c++) {
601 push @out, DXProt::pc29($to, $from, $stream, $lines->[$c]);
605 push @out, DXProt::pc32($to, $from, $stream) if $i < $self->{linesreq};
610 # find a message to send out and start the ball rolling
617 # bat down the message list looking for one that needs to go off site and whose
618 # nearest node is not busy.
620 dbg("queue msg ($sort)\n") if isdbg('msg');
621 my @nodelist = DXChannel::get_all_nodes;
622 foreach $ref (@msg) {
624 # ignore 'delayed' messages until their waiting time has expired
625 if (exists $ref->{waitt}) {
626 next if $ref->{waitt} > $main::systime;
627 delete $ref->{waitt};
631 if (exists $ref->{lastt} && $main::systime >= $ref->{lastt} + $timeout) {
632 my $node = $ref->{tonode};
633 dbg("Timeout, stopping msgno: $ref->{msgno} -> $node") if isdbg('msg');
634 Log('msg', "Timeout, stopping msgno: $ref->{msgno} -> $node");
635 $ref->stop_msg($node);
637 # delay any outgoing messages that fail
638 $ref->{waitt} = $main::systime + $waittime + rand(120) if $node ne $main::mycall;
639 delete $ref->{lastt};
643 # is it being sent anywhere currently?
644 next if $ref->{tonode}; # ignore it if it already being processed
646 # is it awaiting deletion?
647 if ($ref->{delete} && $main::systime > $ref->{deletetime}) {
652 # firstly, is it private and unread? if so can I find the recipient
653 # in my cluster node list offsite?
655 # deal with routed private messages
657 if ($ref->{private}) {
658 next if $ref->{'read'}; # if it is read, it is stuck here
659 $clref = Route::get($ref->{to});
661 $dxchan = $clref->dxchan;
663 if ($dxchan->is_node) {
664 next if $clref->call eq $main::mycall; # i.e. it lives here
665 $ref->start_msg($dxchan) if !get_busy($dxchan->call) && $dxchan->state eq 'normal';
668 dbg("Route: No dxchan for $ref->{to} " . ref($clref) ) if isdbg('msg');
673 # otherwise we are dealing with a bulletin or forwarded private message
674 # compare the gotit list with
675 # the nodelist up above, if there are sites that haven't got it yet
676 # then start sending it - what happens when we get loops is anyone's
677 # guess, use (to, from, time, subject) tuple?
678 foreach $dxchan (@nodelist) {
679 my $call = $dxchan->call;
681 next if $call eq $main::mycall;
682 next if ref $ref->{gotit} && grep $_ eq $call, @{$ref->{gotit}};
683 next unless $ref->forward_it($call); # check the forwarding file
684 next if $ref->{tonode}; # ignore it if it already being processed
686 # if we are here we have a node that doesn't have this message
687 if (!get_busy($call) && $dxchan->state eq 'normal') {
688 $ref->start_msg($dxchan);
694 # if all the available nodes are busy then stop
695 last if @nodelist == scalar grep { get_busy($_->call) } @nodelist;
699 # is there a message for me?
705 foreach $ref (@msg) {
706 # is it for me, private and unread?
707 if ($ref->{to} eq $call && $ref->{private}) {
708 return 1 if !$ref->{'read'};
714 # start the message off on its travels with a PC28
717 my ($self, $dxchan) = @_;
719 confess("trying to start started msg $self->{msgno} nodes: $self->{fromnode} -> $self->{tonode}") if $self->{tonode};
720 dbg("start msg $self->{msgno}\n") if isdbg('msg');
721 $self->{linesreq} = 10;
723 $self->{tonode} = $dxchan->call;
724 $self->{fromnode} = $main::mycall;
725 set_busy($self->{tonode}, $self);
726 set_fwq($self->{tonode}, undef, $self);
727 $self->{lastt} = $main::systime;
728 my ($fromnode, $origin);
729 $fromnode = $self->{fromnode};
730 $origin = $self->{origin};
731 $dxchan->send(DXProt::pc28($self->{tonode}, $fromnode, $self->{to}, $self->{from}, $self->{t}, $self->{private}, $self->{subject}, $origin, $self->{rrreq}));
734 # get the ref of a busy node
744 return $busy{$call} = shift;
750 return delete $busy{$call};
753 # get the whole busy queue
759 # get a forwarding queue entry
763 my $stream = shift || '0';
764 return $work{"$call,$stream"};
767 # delete a forwarding queue entry
771 my $stream = shift || '0';
772 return delete $work{"$call,$stream"};
779 my $stream = shift || '0';
780 return $work{"$call,$stream"} = shift;
783 # get the whole forwarding queue
789 # stop a message from continuing, clean it out, unlock interlocks etc
794 my $stream = $self->{stream};
797 dbg("stop msg $self->{msgno} -> node $node\n") if isdbg('msg');
798 del_fwq($node, $stream);
806 delete $ref->{lines};
807 delete $ref->{linesreq};
808 delete $ref->{tonode};
809 delete $ref->{fromnode};
810 delete $ref->{stream};
812 delete $ref->{count};
813 delete $ref->{tempr};
814 delete $ref->{lastt};
815 delete $ref->{waitt};
818 # get a new transaction number from the file specified
822 $name =~ s/\W//og; # remove non-word characters
823 my $fn = "$msgdir/$name";
826 my $fh = new IO::File;
827 if (sysopen($fh, $fn, O_RDWR|O_CREAT, 0666)) {
829 $msgno = $fh->getline || '0';
833 $fh->print("$msgno\n");
834 dbg("msgno $msgno allocated for $name\n") if isdbg('msg');
837 confess "can't open $fn $!";
842 # initialise the message 'system', read in all the message headers
845 my $dir = new IO::File;
849 # load various control files
850 dbg("load badmsg: " . (load_badmsg() or "Ok"));
851 dbg("load forward: " . (load_forward() or "Ok"));
852 dbg("load swop: " . (load_swop() or "Ok"));
854 # read in the directory
855 opendir($dir, $msgdir) or confess "can't open $msgdir $!";
856 @dir = readdir($dir);
861 next unless /^m\d\d\d\d\d\d$/;
863 $ref = read_msg_header("$msgdir/$_");
866 Log('err', "Deleting $_");
871 # delete any messages to 'badmsg.pl' places
872 if ($ref->dump_it('')) {
873 dbg("'Bad' TO address $ref->{to}") if isdbg('msg');
874 Log('msg', "'Bad' TO address $ref->{to}");
879 # add the message to the available queue
884 # add the message to the directory listing
888 confess "tried to add a non-ref to the msg directory" if !ref $ref;
892 # return all the current messages
898 # get a particular message
903 return $_ if $_->{msgno} == $msgno;
904 last if $_->{msgno} > $msgno;
909 # return the official filename for a message no
912 return sprintf "$msgdir/m%06d", shift;
916 # return a list of valid elements
925 # return a prompt for a field
930 my ($self, $ele) = @_;
935 # send a message state machine
942 if ($self->state eq 'send1') {
944 confess "local var gone missing" if !ref $self->{loc};
945 my $loc = $self->{loc};
946 if (my @ans = BadWords::check($line)) {
947 $self->{badcount} += @ans;
948 Log('msg', $self->call . " used badwords: @ans to @{$loc->{to}} in msg");
949 return ($self->msg('e17', @ans), $self->msg('m1'));
951 $loc->{subject} = $line;
953 $self->state('sendbody');
954 #push @out, $self->msg('sendbody');
955 push @out, $self->msg('m8');
956 } elsif ($self->state eq 'sendbody') {
957 confess "local var gone missing" if !ref $self->{loc};
958 my $loc = $self->{loc};
959 if ($line eq "\032" || $line eq '%1A' || uc $line eq "/EX") {
962 foreach $to (@{$loc->{to}}) {
964 my $systime = $main::systime;
965 my $mycall = $main::mycall;
966 $ref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
968 exists $loc->{from} ? $loc->{from} : $self->call,
972 exists $loc->{origin} ? $loc->{origin} : $mycall,
975 $ref->swop_it($self->call);
976 $ref->store($loc->{lines});
978 push @out, $self->msg('m11', $ref->{msgno}, $to);
979 #push @out, "msgno $ref->{msgno} sent to $to";
980 my $dxchan = DXChannel->get(uc $to);
982 if ($dxchan->is_user()) {
983 $dxchan->send($dxchan->msg('m9'));
988 delete $loc->{lines};
993 $self->state('prompt');
994 } elsif ($line eq "\031" || uc $line eq "/ABORT" || uc $line eq "/QUIT") {
995 #push @out, $self->msg('sendabort');
996 push @out, $self->msg('m10');
997 delete $loc->{lines};
1001 $self->state('prompt');
1003 if (my @ans = BadWords::check($line)) {
1004 $self->{badcount} += @ans;
1005 Log('msg', $self->call . " used badwords: @ans to @{$loc->{to}} subject: '$loc->{subject}' in msg");
1006 Log('msg', "line: $line");
1007 return ($self->msg('e17', @ans));
1010 # i.e. it ain't and end or abort, therefore store the line
1011 push @{$loc->{lines}}, length($line) > 0 ? $line : " ";
1017 # return the standard directory line for this ref
1021 my $flag = $ref->read ? '-' : ' ';
1022 $flag = 'D' if $ref->delete;
1023 return sprintf "%6d%s%s%5d %8.8s %8.8s %-6.6s %5.5s %-30.30s",
1024 $ref->msgno, $flag, $ref->private ? 'p' : ' ', $ref->size,
1025 $ref->to, $ref->from, cldate($ref->t), ztime($ref->t), $ref->subject;
1028 # load the forward table
1032 my $s = readfilestr($forwardfn);
1035 push @out, $@ if $@;
1040 # load the bad message table
1044 my $s = readfilestr($badmsgfn);
1047 push @out, $@ if $@;
1052 # load the swop message table
1056 my $s = readfilestr($swopfn);
1059 push @out, $@ if $@;
1065 # forward that message or not according to the forwarding table
1066 # returns 1 for forward, 0 - to ignore
1075 for ($i = 0; $i < @forward; $i += 5) {
1076 my ($sort, $field, $pattern, $action, $bbs) = @forward[$i..($i+4)];
1079 # are we interested?
1080 next if $ref->{private} && $sort ne 'P';
1081 next if !$ref->{private} && $sort ne 'B';
1084 $tested = $ref->{to} if $field eq 'T';
1085 $tested = $ref->{from} if $field eq 'F';
1086 $tested = $ref->{origin} if $field eq 'O';
1087 $tested = $ref->{subject} if $field eq 'S';
1089 if (!$pattern || $tested =~ m{$pattern}i) {
1090 return 0 if $action eq 'I';
1091 return 1 if !$bbs || grep $_ eq $call, @{$bbs};
1103 for ($i = 0; $i < @badmsg; $i += 3) {
1104 my ($sort, $field, $pattern) = @badmsg[$i..($i+2)];
1107 # are we interested?
1108 next if $ref->{private} && $sort ne 'P';
1109 next if !$ref->{private} && $sort ne 'B';
1112 $tested = $ref->{to} if $field eq 'T';
1113 $tested = $ref->{from} if $field eq 'F';
1114 $tested = $ref->{origin} if $field eq 'O';
1115 $tested = $ref->{subject} if $field eq 'S';
1116 $tested = $call if $field eq 'I';
1118 if (!$pattern || $tested =~ m{$pattern}i) {
1132 for ($i = 0; $i < @swop; $i += 5) {
1133 my ($sort, $field, $pattern, $tfield, $topattern) = @swop[$i..($i+4)];
1138 # are we interested?
1139 next if $ref->{private} && $sort ne 'P';
1140 next if !$ref->{private} && $sort ne 'B';
1143 $tested = $ref->{to} if $field eq 'T';
1144 $tested = $ref->{from} if $field eq 'F';
1145 $tested = $ref->{origin} if $field eq 'O';
1146 $tested = $ref->{subject} if $field eq 'S';
1149 $old = $swop = $ref->{to} if $tfield eq 'T';
1150 $old = $swop = $ref->{from} if $tfield eq 'F';
1151 $old = $swop = $ref->{origin} if $tfield eq 'O';
1152 $old = $swop = $ref->{subject} if $tfield eq 'S';
1154 if ($tested =~ m{$pattern}i) {
1155 if ($tested eq $swop) {
1156 $swop =~ s{$pattern}{$topattern}i;
1160 Log('msg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1161 Log('dbg', "Msg $ref->{msgno}: $tfield $old -> $swop");
1162 $ref->{to} = $swop if $tfield eq 'T';
1163 $ref->{from} = $swop if $tfield eq 'F';
1164 $ref->{origin} = $swop if $tfield eq 'O';
1165 $ref->{subject} = $swop if $tfield eq 'S';
1172 # import any msgs in the import directory
1173 # the messages are in BBS format (but may have cluster extentions
1174 # so SB UK < GB7TLH is legal
1177 # are there any to do in this directory?
1178 return unless -d $importfn;
1179 unless (opendir(DIR, $importfn)) {
1180 dbg("can\'t open $importfn $!") if isdbg('msg');
1181 Log('msg', "can\'t open $importfn $!");
1185 my @names = readdir(DIR);
1188 foreach $name (@names) {
1189 next if $name =~ /^\./;
1190 my $splitit = $name =~ /^split/;
1191 my $fn = "$importfn/$name";
1193 unless (open(MSG, $fn)) {
1194 dbg("can\'t open import file $fn $!") if isdbg('msg');
1195 Log('msg', "can\'t open import file $fn $!");
1199 my @msg = map { chomp; $_ } <MSG>;
1202 my @out = import_one($main::me, \@msg, $splitit);
1208 # import one message as a list in bbs (as extended) mode
1209 # takes a reference to an array containing the whole message
1214 my $splitit = shift;
1218 my $from = $dxchan->call;
1219 my $origin = $main::mycall;
1224 my $line = shift @$ref;
1225 my @f = split /\b/, $line;
1226 @f = map {s/\s+//g; length $_ ? $_ : ()} @f;
1228 unless (@f && $f[0] =~ /^(:?S|SP|SB|SEND)$/ ) {
1229 my $m = "invalid first line in import '$line'";
1230 dbg($m) if isdbg('msg');
1234 my $f = uc shift @f;
1235 next if $f eq 'SEND';
1237 # private / noprivate / rr
1238 if ($notincalls && ($f eq 'B' || $f eq 'SB' || $f =~ /^NOP/oi)) {
1240 } elsif ($notincalls && ($f eq 'P' || $f eq 'SP' || $f =~ /^PRI/oi)) {
1242 } elsif ($notincalls && ($f eq 'RR')) {
1244 } elsif (($f =~ /^[\@\.\#\$]$/ || $f eq '.#') && @f) { # this is bbs syntax, for AT
1246 } elsif ($f eq '<' && @f) { # this is bbs syntax for from call
1247 $from = uc shift @f;
1248 } elsif ($f =~ /^\$/) { # this is bbs syntax for a bid
1250 } elsif ($f =~ /^<(\S+)/) { # this is bbs syntax for from call
1252 } elsif ($f =~ /^\$\S+/) { # this is bbs syntax for bid
1259 # is this callsign a distro?
1260 my $fn = "$msgdir/distro/$f.pl";
1262 my $fh = new IO::File $fn;
1269 return (1, "Error in Distro $f.pl:", $@) if $@;
1277 if (grep $_ eq $f, @DXMsg::badmsg) {
1278 push @out, $dxchan->msg('m3', $f);
1285 # subject is the next line
1286 my $subject = shift @$ref;
1288 # strip off trailing lines
1289 pop @$ref while (@$ref && $$ref[-1] =~ /^\s*$/);
1291 # strip off /EX or /ABORT
1292 return ("aborted") if @$ref && $$ref[-1] =~ m{^/ABORT$}i;
1293 pop @$ref if (@$ref && $$ref[-1] =~ m{^/EX$}i);
1295 # sort out any splitting that needs to be done
1301 if ($lth >= $maxchunk || ($lth > $minchunk && /^\s*$/)) {
1302 push @chunk, $lines;
1309 push @chunk, $lines if @$lines;
1314 # write all the messages away
1316 for ( $i = 0; $i < @chunk; $i++) {
1317 my $chunk = $chunk[$i];
1320 my $num = " [" . ($i+1) . "/" . scalar @chunk . "]";
1321 $ch_subject = substr($subject, 0, 27 - length $num) . $num;
1323 $ch_subject = $subject;
1327 my $systime = $main::systime;
1328 my $mycall = $main::mycall;
1329 my $mref = DXMsg->alloc(DXMsg::next_transno('Msgno'),
1338 $mref->swop_it($main::mycall);
1339 $mref->store($chunk);
1341 push @out, $dxchan->msg('m11', $mref->{msgno}, $to);
1342 #push @out, "msgno $ref->{msgno} sent to $to";
1343 my $todxchan = DXChannel->get(uc $to);
1345 if ($todxchan->is_user()) {
1346 $todxchan->send($todxchan->msg('m9'));
1358 my $name = $AUTOLOAD;
1359 return if $name =~ /::DESTROY$/;
1362 confess "Non-existant field '$AUTOLOAD'" if !$valid{$name};
1363 # this clever line of code creates a subroutine which takes over from autoload
1364 # from OO Perl - Conway
1365 *{$AUTOLOAD} = sub {@_ > 1 ? $_[0]->{$name} = $_[1] : $_[0]->{$name}} ;
1366 @_ ? $self->{$name} = shift : $self->{$name} ;