2 # various utilities which are exported globally
4 # Copyright (c) 1998 - Dirk Koopman G1TLH
16 @EXPORT = qw(atime ztime cldate cldatetime slat slong yesno promptf parray parraypairs
17 print_all_fields cltounix
20 @month = qw(Jan Feb Mar Apr May Jun Jul Aug Sep Oct Nov Dec);
22 # a full time for logging and other purposes
26 my ($sec,$min,$hour,$mday,$mon,$year) = gmtime((defined $t) ? $t : time);
28 my $buf = sprintf "%02d%s%04d\@%02d:%02d:%02d", $mday, $month[$mon], $year, $hour, $min, $sec;
32 # get a zulu time in cluster format (2300Z)
36 my ($sec,$min,$hour) = gmtime((defined $t) ? $t : time);
38 my $buf = sprintf "%02d%02dZ", $hour, $min;
43 # get a cluster format date (23-Jun-1998)
47 my ($sec,$min,$hour,$mday,$mon,$year) = gmtime((defined $t) ? $t : time);
49 my $buf = sprintf "%02d-%s-%04d", $mday, $month[$mon], $year;
53 # return a cluster style date time
57 my $date = cldate($t);
62 # return a unix date from a cluster date and time
67 $date =~ s/^\s*(\d+)-(\w\w\w)-(19\d\d)$/$1 $2 $3/;
68 $time =~ s/^(\d\d)(\d\d)Z$/$1:$2 +0000/;
69 return str2time("$date $time");
72 # turn a latitude in degrees into a string
76 my ($deg, $min, $let);
77 $let = $n >= 0 ? 'N' : 'S';
80 $min = int (($n - $deg) * 60);
81 return "$deg $min $let";
84 # turn a longitude in degrees into a string
88 my ($deg, $min, $let);
89 $let = $n >= 0 ? 'E' : 'W';
92 $min = int (($n - $deg) * 60);
93 return "$deg $min $let";
96 # turn a true into 'yes' and false into 'no'
100 return $n ? $main::yes : $main::no;
103 # format a prompt with its current value and return it with its privilege
106 my ($line, $value) = @_;
107 my ($priv, $prompt, $action) = split ',', $line;
109 # if there is an action treat it as a subroutine and replace $value
111 my $q = qq{\$value = $action(\$value)};
114 $prompt = sprintf "%15s: %s", $prompt, $value;
115 return ($priv, $prompt);
118 # take an arg as an array list and print it
121 return join(', ', @{shift});
124 # take the arg as an array reference and print as a list of pairs
131 for ($i = 0; $i < @$ref; $i += 2) {
133 my $r2 = @$ref[$i+1];
136 chop $out; # remove last space
137 chop $out; # remove last comma
141 # print all the fields for a record according to privilege
143 # The prompt record is of the format '<priv>,<prompt>[,<action>'
144 # and is expanded by promptf above
148 my $self = shift; # is a dxchan
149 my $ref = shift; # is a thingy with field_prompt and fields methods defined
152 my @fields = $ref->fields;
156 foreach $field (sort @fields) {
157 my ($priv, $ans) = promptf($ref->field_prompt($field), $ref->{$field});
158 push @out, $ans if ($self->priv >= $priv);