freeswitch/scripts/perl/timezone-gen.pl
2014-02-14 15:28:14 -06:00

91 lines
2.0 KiB
Perl
Executable File

#!/usr/bin/perl
use strict;
use Getopt::Long;
my $base = "/usr/share/zoneinfo";
my $output = "timezones.conf.xml";
my $debug;
my $help;
my %zones = ();
my %name_to_file = ();
my $res = GetOptions(
"base=s" => \$base,
"debug+" => \$debug,
"help" => \$help,
"output" => \$output
);
if ( !$res || $help ) {
print "$0 [--base=/usr/share/zoneinfo] [--output=timezones.conf.xml] [--debug] [--help]\n";
exit;
}
my @dirs = ($base);
while (@dirs) {
my $dir = shift @dirs;
opendir( my $top, $dir );
while ( my $file = readdir($top) ) {
next if ( $file eq "." || $file eq ".." );
if ( -f "$dir/$file" ) {
$debug && print "Found $dir/$file\n";
my $name = "$dir/$file";
$name =~ s|^${base}/||o;
$name_to_file{$name} = "$dir/$file";
}
elsif ( -d "$dir/$file" ) {
$debug && print "Found subdir $dir/$file\n";
push( @dirs, "$dir/$file" );
}
}
closedir($top);
}
foreach my $name ( sort( keys(%name_to_file) ) ) {
my $file = $name_to_file{$name};
$debug && print "Processing $file...\n";
open( my $in, "<$file" );
my $data = join( "", <$in> );
close($in);
if ( $data !~ /^TZif2/o ) {
$debug && print "Skipped $file\n";
next;
}
my $tmp = $data;
$tmp =~ s/\n$//s;
$tmp =~ s/.*\n//sgmo;
$zones{$name} = $tmp;
}
open( my $out, ">$output" );
print $out "<configuration name=\"timezones.conf\" description=\"Timezones\">\n";
print $out " " x 4, "<timezones>\n";
my $lastprefix = "";
foreach my $zone ( sort( keys(%zones) ) ) {
my $str = $zones{$zone};
next if ( !$str );
my $newprefix = $zone;
$newprefix =~ s|/.*||go;
if ( $newprefix ne $lastprefix && $lastprefix ne "" ) {
print $out "\n";
}
$lastprefix = $newprefix;
print $out "\t<zone name=\"$zone\" value=\"$str\" />\n";
}
print $out " " x 4, "</timezones>\n";
print $out "</configuration>\n";
close($out);