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package Language;
# This file is part of the pnopaste program
# Copyright (C) 2008-2010 Patrick Matthäi <pmatthaei@debian.org>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
use warnings;
use strict;
use Geo::IP;
use CGI qw/:standard/;
# Default language.
my $Language = 'EN';
my $Lang_Dir = 'lang/';
# Start the language detection.
Initialiaze();
### Initialize the remote client.
sub Initialiaze {
# Our CGI object.
my $CGI = new CGI;
my $Remote_Addr = $CGI->remote_host();
if(!defined $Remote_Addr or $Remote_Addr eq 'localhost'){
# Could not get the IP address, we set the default and return.
Set_Language($Language);
return;
}
# Our GeoIP object with the standard country database.
my $GeoIP = Geo::IP->new(GEOIP_STANDARD);
# Get country code of the remote client.
my $Country = $GeoIP->country_code_by_addr($Remote_Addr);
Set_Language($Country);
}
### Sets the language based on the result of geoip country code.
sub Set_Language {
my($Lang) = @_;
$Lang = Mapping($Lang);
my $Lang_File = $Lang_Dir . $Lang . '.pm';
if(-e $Lang_File){
# We have got a translation for this client.
$Language = $Lang;
}
}
### Do some static language country code mappings.
sub Mapping {
my($Lang) = @_;
if(!defined $Lang){
$Lang = 'EN';
}
elsif($Lang eq 'AT'){
$Lang = 'DE';
}
return $Lang;
}
### Get all available translations.
sub Get_Languages {
my @Languages = ();
opendir(R, $Lang_Dir) or return undef;
while(my $File = readdir(R)){
if($File =~ /^.*\.pm$/){
$File =~ s/\.pm//;
push(@Languages, $File);
}
}
closedir(R);
return @Languages;
}
### Get the translation for the translateable ID.
sub Get {
my($ID) = @_;
# Load language module.
require $Lang_Dir . $Language . '.pm';
return $Translation::Strings{$ID};
}
1;
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