+ if ($fref->[4]) {
+ my @nval;
+ for (@val) {
+ push @nval, split(',', &{$fref->[4]}($dxchan, $_));
+ }
+ @val = @nval;
+ }
+ if ($fref->[1] eq 'a' || $fref->[1] eq 't') {
+ my @t;
+ foreach my $v (@val) {
+ $v =~ s/\*//g; # remove any trailing *
+ if (my ($r) = $v =~ /^\{(.*)\}$/) { # we have a regex
+ dbg("Filter::parse regex b: '\{$r\}'") if isdbg('filter');
+ $v = decode_regex($v);
+ dbg("Filter::parse regex a: '$v'") if isdbg('filter');
+ return ('regex', $dxchan->msg('e38', $v)) unless (qr{$v});
+ push @t, "\$r->[$fref->[2]]=~m{$v}i";
+ $v = "{$r}"; # put it back together again for humans
+ } else {
+ push @t, "\$r->[$fref->[2]]=~m{$v}i";
+ }
+ }
+ $s .= "(" . join(' || ', @t) . ")";
+ dbg("filter parse: s '$s'") if isdbg('filter');
+ } elsif ($fref->[1] eq 'c') {
+ my @t;
+ for (@val) {
+ s/\*//g;
+ push @t, "\$r->[$fref->[2]]=~m{^\U$_}";
+ }
+ $s .= "(" . join(' || ', @t) . ")";
+ dbg("filter parse: s '$s'") if isdbg('filter');
+ } elsif ($fref->[1] eq 'n') {
+ my @t;
+ for (@val) {
+ return ('num', $dxchan->msg('e21', $_)) unless /^\d+$/;
+ push @t, "\$r->[$fref->[2]]==$_";
+ }
+ $s .= "(" . join(' || ', @t) . ")";
+ dbg("filter parse: s '$s'") if isdbg('filter');
+ } elsif ($fref->[1] =~ /^n[ciz]$/ ) { # for DXCC, ITU, CQ Zone
+ my $cmd = $fref->[1];
+ my @pre = Prefix::to_ciz($cmd, @val);
+ return ('numpre', $dxchan->msg('e27', $_)) unless @pre;
+ $s .= "(" . join(' || ', map {"\$r->[$fref->[2]]==$_"} @pre) . ")";
+ dbg("filter parse: s '$s'") if isdbg('filter');
+ } elsif ($fref->[1] =~ /^ns$/ ) { # for DXCC, ITU, CQ Zone
+ my $cmd = $fref->[1];
+ my @pre = Prefix::to_ciz($cmd, @val);
+ return ('numpre', $dxchan->msg('e27', $_)) unless @pre;
+ $s .= "(" . "!\$USDB::present || grep \$r->[$fref->[2]] eq \$_, qw(" . join(' ' ,map {uc} @pre) . "))";
+ dbg("filter parse: s '$s'") if isdbg('filter');
+ } elsif ($fref->[1] eq 'r') {
+ my @t;
+ for (@val) {
+ return ('range', $dxchan->msg('e23', $_)) unless /^(\d+)\/(\d+)$/;
+ push @t, "(\$r->[$fref->[2]]>=$1 && \$r->[$fref->[2]]<=$2)";
+ }
+ $s .= "(" . join(' || ', @t) . ")";
+ dbg("filter parse: s '$s'") if isdbg('filter');
+ } else {
+ confess("invalid filter function $fref->[1]");
+ }
+ ++$found;
+ last;