use DB_File;
use Data::Dumper;
use DXDebug;
+use DXUtil;
+
use strict;
return ($gotkey, @outref);
}
+#
+# search for the nearest match of a prefix string (starting
+# from the RH end of the string passed)
+#
+
+sub matchprefix
+{
+ my $pref = shift;
+
+ for (my $i = length $pref; $i; $i--) {
+ my $s = substr($pref, 0, $i);
+ my @out = get($s);
+ if (isdbg('prefix')) {
+ my $part = $out[0] || "*";
+ $part .= '*' unless $part eq '*' || $part eq $s;
+ dbg("Partial prefix: $pref $s $part" );
+ }
+ return @out if @out && $out[0] eq $s;
+ }
+ return ();
+}
+
#
# extract a 'prefix' from a callsign, in other words the largest entity that will
# obtain a result from the prefix table.
my @parts;
my ($call, $sp, $i);
- foreach $call (split /,/, $calls) {
+LM: foreach $call (split /,/, $calls) {
# first check if the whole thing succeeds
my @nout = get($call);
if (@nout && $nout[0] eq $call) {
# now split the call into parts if required
@parts = ($call =~ '/') ? split('/', $call) : ($call);
+ dbg("Parts: $call = " . join(' ', @parts)) if isdbg('prefix');
# remove any /0-9 /P /A /M /MM /AM suffixes etc
if (@parts > 1) {
- $p = $parts[0];
- shift @parts if $p =~ /^(WEB|NET)$/o;
- $p = $parts[$#parts];
- pop @parts if $p =~ /^(\d+|[PABM]|AM|MM|BCN|JOTA|SIX|WEB|NET|Q\w+)$/o;
- $p = $parts[$#parts];
- pop @parts if $p =~ /^(\d+|[PABM]|AM|MM|BCN|JOTA|SIX|WEB|NET|Q\w+)$/o;
-
+ @parts = grep { !/^\d+$/ && !/^[PABM]$/ && !/^(?:|AM|MM|BCN|JOTA|SIX|WEB|NET|Q\w+)$/; } @parts;
+
# can we resolve them by direct lookup
- foreach $p (@parts) {
- @nout = get($p);
- if (@nout && $nout[0] eq $call) {
- dbg("got exact prefix: $nout[0]") if isdbg('prefix');
- push @out, @nout;
+ my $s = join('/', @parts);
+ @nout = get($s);
+ if (@nout && $nout[0] eq $s) {
+ dbg("got exact multipart prefix: $call $s") if isdbg('prefix');
+ push @out, @nout;
+ next;
+ }
+ }
+ dbg("Parts now: $call = " . join(' ', @parts)) if isdbg('prefix');
+
+ # at this point we should have two or three parts
+ # if it is three parts then join the first and last parts together
+ # to get an answer
+
+ # first deal with prefix/x00xx/single letter things
+ if (@parts == 3 && length $parts[0] <= length $parts[1]) {
+ @nout = matchprefix($parts[0]);
+ if (@nout) {
+ my $s = join('/', $nout[0], $parts[2]);
+ my @try = get($s);
+ if (@try && $try[0] eq $s) {
+ dbg("got 3 part prefix: $call $s") if isdbg('prefix');
+ push @out, @try;
next;
}
+
+ # if the second part is a callsign and the last part is one letter
+ if (is_callsign($parts[1]) && length $parts[2] == 1) {
+ pop @parts;
+ }
}
}
-
- # which is the shortest part (first if equal)?
- dbg("Parts: $call = " . join(' ', @parts)) if isdbg('prefix');
-
+
+ # if it is a two parter
+ if (@parts == 2) {
+
+ # try it as it is as compound, taking the first part as the prefix
+ @nout = matchprefix($parts[0]);
+ if (@nout) {
+ my $s = join('/', $nout[0], $parts[1]);
+ my @try = get($s);
+ if (@try && $try[0] eq $s) {
+ dbg("got 2 part prefix: $call $s") if isdbg('prefix');
+ push @out, @try;
+ next;
+ }
+ }
+ }
+
+ # remove the problematic /J suffix
+ pop @parts if @parts > 1 && $parts[$#parts] eq 'J';
+
+ # single parter
+ if (@parts == 1) {
+ @nout = matchprefix($parts[0]);
+ if (@nout) {
+ dbg("got prefix: $call ]") if isdbg('prefix');
+ push @out, @nout;
+ next;
+ }
+ }
+
# try ALL the parts
my @checked;
my $n;
$checked[$k] = 1;
$sp =~ s/-\d+$//; # remove any SSID
- # # now start to resolve it from the left hand end
- # for ($i = 1; $i <= length $sp; ++$i) {
# now start to resolve it from the right hand end
- for ($i = length $sp; $i >= 1; --$i) {
- my $ssp = substr($sp, 0, $i);
- my @wout = get($ssp);
- if (isdbg('prefix')) {
- my $part = $wout[0] || "*";
- $part .= '*' unless $part eq '*' || $part eq $ssp;
- dbg("Partial prefix: $sp $ssp $part" );
- }
- next if @wout > 0 && $wout[0] gt $ssp;
-
- # try and search for it in the descriptions as
- # a whole callsign if it has multiple parts and the output
- # is more two long, this should catch things like
- # FR5DX/T without having to explicitly stick it into
- # the prefix table.
-
- if (@wout) {
- if (@parts > 1) {
- $parts[$k] = $ssp;
- my $try = join('/', @parts);
- my @try = get($try);
- if (isdbg('prefix')) {
- my $part = $try[0] || "*";
- $part .= '*' unless $part eq '*' || $part eq $try;
- dbg("Compound prefix: $try $part" );
- }
-# if (@try == 0) {
-# $try = join('/', reverse @parts);
-# @try = get($try);
-# if (isdbg('prefix')) {
-# my $part = $try[0] || "*";
-# $part .= '*' unless $part eq '*' || $part eq $try;
-# dbg("Compound prefix: $try $part" );
-# }
-# }
- if (@try && $try eq $try[0]) {
- push @out, @try;
- } else {
- push @out, @wout;
- }
+ @nout = matchprefix($sp);
+
+ # try and search for it in the descriptions as
+ # a whole callsign if it has multiple parts and the output
+ # is more two long, this should catch things like
+ # FR5DX/T without having to explicitly stick it into
+ # the prefix table.
+
+ if (@nout) {
+ if (@parts > 1) {
+ $parts[$k] = $nout[0];
+ my $try = join('/', @parts);
+ my @try = get($try);
+ if (isdbg('prefix')) {
+ my $part = $try[0] || "*";
+ $part .= '*' unless $part eq '*' || $part eq $try;
+ dbg("Compound prefix: $try $part" );
+ }
+ if (@try && $try eq $try[0]) {
+ push @out, @try;
} else {
- push @out, @wout;
+ push @out, @nout;
}
- last L1;
+ } else {
+ push @out, @nout;
}
+ next LM;
}
}
+
+ # we are a pirate!
+ push @out, matchprefix('Q');
}
+
if (isdbg('prefix')) {
my $dd = new Data::Dumper([ \@out ], [qw(@out)]);
dbg($dd->Dumpxs);