package GeoIP;
-use Locale::Country;
+use Geo::IP::PurePerl;
+use Locale::Codes::Country;
+
+my $geoip_database_dir = "/var/lib/GeoIP";
+my $location_database = "GeoLite2-Country-Locations-en.csv";
+
+my $database;
+
+sub lookup($) {
+ my $address = shift;
+
+ # Load the database into memory if not already done
+ if (!$database) {
+ $database = Geo::IP::PurePerl->new(GEOIP_MEMORY_CACHE);
+ }
+
+ # Return the name of the country
+ return $database->country_code_by_name($address);
+}
# Function to get the flag icon for a specified country code.
sub get_flag_icon($) {
# Remove whitespaces.
chomp($input);
- # Convert given country code to lower case.
- my $ccode = lc($input);
+ # Convert given country code to upper case.
+ my $ccode = uc($input);
# Generate filename, based on the contry code in lower case
# and the defined file extension.
if (-e "$absolute_path") {
# Return content of flag_icon.
return $flag_icon;
+ } else {
+ # If no icon for the specified country exists, try to use
+ # the icon for "unknown".
+ my $ccode = "unknown";
+
+ # Redoing all the stuff from above for the "unknown" icon.
+ my $file = join('.', $ccode, $ext);
+ my $flag_icon = join('/', $flagdir, $file);
+ my $absolute_path = join('', $webroot, $flag_icon);
+
+ # Check if the icon is present.
+ if (-e "$absolute_path") {
+ # Return "unknown" icon.
+ return $flag_icon;
+ }
}
}
elsif ($code eq "yu") { $name = "Yugoslavia" }
else {
# Use perl built-in module to get the country code.
- $name = &Locale::Country::code2country($code);
+ $name = &Locale::Codes::Country::code2country($code);
}
return $name;
}
+# Function to get all available GeoIP locations.
+sub get_geoip_locations() {
+ my @locations;
+
+ # Open the location database.
+ open(LOCATION, "$geoip_database_dir/$location_database") or die "Could not open $geoip_database_dir/$location_database. $!\n";
+
+ # Loop through the file.
+ while(my $line = <LOCATION>) {
+ # Remove newlines.
+ chomp($line);
+
+ # Split the line content.
+ my ($geoname_id, $locale_code, $continent_code, $continent_name, $country_iso_code, $country_name, $is_in_european_union) = split(/\,/, $line);
+
+ # Check if the country_iso_code is upper case.
+ if($country_iso_code =~ /[A-Z]/) {
+ # Add the current ISO code.
+ push(@locations, $country_iso_code);
+ }
+ }
+
+ # Close filehandle.
+ close(LOCATION);
+
+ # Sort locations array in alphabetical order.
+ my @sorted_locations = sort(@locations);
+
+ # Return the array..
+ return @sorted_locations;
+}
+
+
1;