- my $self = shift; # is a dxchan
- my $ref = shift; # is a thingy with field_prompt and fields methods defined
- my @out = @_;
-
- my @fields = $ref->fields;
- my $field;
- my @out;
-
- foreach $field (sort @fields) {
- my ($priv, $ans) = promptf($ref->field_prompt($field), $ref->{$field});
- push @out, $ans if ($self->priv >= $priv);
- }
- return @out;
+ my $self = shift; # is a dxchan
+ my $ref = shift; # is a thingy with field_prompt and fields methods defined
+ my @out;
+ my @fields = $ref->fields;
+ my $field;
+
+ foreach $field (sort {$ref->field_prompt($a) cmp $ref->field_prompt($b)} @fields) {
+ if (defined $ref->{$field}) {
+ my ($priv, $ans) = promptf($ref->field_prompt($field), $ref->{$field});
+ push @out, $ans if ($self->priv >= $priv);
+ }
+ }
+ return @out;
+}
+
+# generate a regex from a shell type expression
+# see 'perl cookbook' 6.9
+sub shellregex
+{
+ my $in = shift;
+ $in =~ s{(.)} { $patmap{$1} || "\Q$1" }ge;
+ return '^' . $in . "\$";
+}
+
+# start an attempt at determining whether this string might be a callsign
+sub iscallsign
+{
+ my $call = shift;
+ return 1 if $call =~ /^\w+\d+/;
+ return 1 if $call =~ /^\d+\w+/;
+ return undef;
+}
+
+# read in a file into a string and return it.
+# the filename can be split into a dir and file and the
+# file can be in upper or lower case.
+# there can also be a suffix
+sub readfilestr
+{
+ my ($dir, $file, $suffix) = @_;
+ my $fn;
+
+ if ($suffix) {
+ $fn = "$dir/$file.$suffix";
+ unless (-e $fn) {
+ my $f = uc $file;
+ $fn = "$dir/$file.$suffix";
+ }
+ } elsif ($file) {
+ $fn = "$dir/$file";
+ unless (-e $fn) {
+ my $f = uc $file;
+ $fn = "$dir/$file";
+ }
+ } else {
+ $fn = $dir;
+ }
+ my $fh = new IO::File $fn;
+ my $s = undef;
+ if ($fh) {
+ local $/ = undef;
+ $s = <$fh>;
+ $fh->close;
+ }
+ return $s;