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package Locale::Codes::Language;
# Copyright (C) 2001 Canon Research Centre Europe (CRE).
# Copyright (C) 2002-2009 Neil Bowers
# Copyright (c) 2010-2011 Sullivan Beck
# This program is free software; you can redistribute it and/or modify it
# under the same terms as Perl itself.
use strict;
use warnings;
require 5.002;
require Exporter;
use Carp;
use Locale::Codes;
use Locale::Codes::Constants;
use Locale::Codes::Language_Codes;
#=======================================================================
# Public Global Variables
#=======================================================================
our($VERSION,@ISA,@EXPORT,@EXPORT_OK);
$VERSION='3.18';
@ISA = qw(Exporter);
@EXPORT = qw(code2language
language2code
all_language_codes
all_language_names
language_code2code
LOCALE_LANG_ALPHA_2
LOCALE_LANG_ALPHA_3
LOCALE_LANG_TERM
);
sub _code {
my($code,$codeset) = @_;
$code = "" if (! $code);
$codeset = LOCALE_LANG_DEFAULT if (! defined($codeset) || $codeset eq "");
if ($codeset =~ /^\d+$/) {
if ($codeset == LOCALE_LANG_ALPHA_2) {
$codeset = "alpha2";
} elsif ($codeset == LOCALE_LANG_ALPHA_3) {
$codeset = "alpha3";
} elsif ($codeset == LOCALE_LANG_TERM) {
$codeset = "term";
} else {
return (1);
}
}
if ($codeset eq "alpha2" ||
$codeset eq "alpha3" ||
$codeset eq "term") {
$code = lc($code);
} else {
return (1);
}
return (0,$code,$codeset);
}
#=======================================================================
#
# code2language ( CODE [,CODESET] )
#
#=======================================================================
sub code2language {
my($err,$code,$codeset) = _code(@_);
return undef if ($err ||
! defined $code);
return Locale::Codes::_code2name("language",$code,$codeset);
}
#=======================================================================
#
# language2code ( LANGUAGE [,CODESET] )
#
#=======================================================================
sub language2code {
my($language,$codeset) = @_;
my($err,$tmp);
($err,$tmp,$codeset) = _code("",$codeset);
return undef if ($err ||
! defined $language);
return Locale::Codes::_name2code("language",$language,$codeset);
}
#=======================================================================
#
# language_code2code ( CODE,CODESET_IN,CODESET_OUT )
#
#=======================================================================
sub language_code2code {
(@_ == 3) or croak "language_code2code() takes 3 arguments!";
my($code,$inset,$outset) = @_;
my($err,$tmp);
($err,$code,$inset) = _code($code,$inset);
return undef if ($err);
($err,$tmp,$outset) = _code("",$outset);
return undef if ($err);
return Locale::Codes::_code2code("language",$code,$inset,$outset);
}
#=======================================================================
#
# all_language_codes ( [CODESET] )
#
#=======================================================================
sub all_language_codes {
my($codeset) = @_;
my($err,$tmp);
($err,$tmp,$codeset) = _code("",$codeset);
return () if ($err);
return Locale::Codes::_all_codes("language",$codeset);
}
#=======================================================================
#
# all_language_names ( [CODESET] )
#
#=======================================================================
sub all_language_names {
my($codeset) = @_;
my($err,$tmp);
($err,$tmp,$codeset) = _code("",$codeset);
return () if ($err);
return Locale::Codes::_all_names("language",$codeset);
}
#=======================================================================
#
# rename_language ( CODE,NAME [,CODESET] )
#
#=======================================================================
sub rename_language {
my($code,$new_name,@args) = @_;
my $nowarn = 0;
$nowarn = 1, pop(@args) if (@args && $args[$#args] eq "nowarn");
my $codeset = shift(@args);
my $err;
($err,$code,$codeset) = _code($code,$codeset);
return Locale::Codes::_rename("language",$code,$new_name,$codeset,$nowarn);
}
#=======================================================================
#
# add_language ( CODE,NAME [,CODESET] )
#
#=======================================================================
sub add_language {
my($code,$name,@args) = @_;
my $nowarn = 0;
$nowarn = 1, pop(@args) if (@args && $args[$#args] eq "nowarn");
my $codeset = shift(@args);
my $err;
($err,$code,$codeset) = _code($code,$codeset);
return Locale::Codes::_add_code("language",$code,$name,$codeset,$nowarn);
}
#=======================================================================
#
# delete_language ( CODE [,CODESET] )
#
#=======================================================================
sub delete_language {
my($code,@args) = @_;
my $nowarn = 0;
$nowarn = 1, pop(@args) if (@args && $args[$#args] eq "nowarn");
my $codeset = shift(@args);
my $err;
($err,$code,$codeset) = _code($code,$codeset);
return Locale::Codes::_delete_code("language",$code,$codeset,$nowarn);
}
#=======================================================================
#
# add_language_alias ( NAME,NEW_NAME )
#
#=======================================================================
sub add_language_alias {
my($name,$new_name,$nowarn) = @_;
$nowarn = (defined($nowarn) && $nowarn eq "nowarn" ? 1 : 0);
return Locale::Codes::_add_alias("language",$name,$new_name,$nowarn);
}
#=======================================================================
#
# delete_language_alias ( NAME )
#
#=======================================================================
sub delete_language_alias {
my($name,$nowarn) = @_;
$nowarn = (defined($nowarn) && $nowarn eq "nowarn" ? 1 : 0);
return Locale::Codes::_delete_alias("language",$name,$nowarn);
}
#=======================================================================
#
# rename_language_code ( CODE,NEW_CODE [,CODESET] )
#
#=======================================================================
sub rename_language_code {
my($code,$new_code,@args) = @_;
my $nowarn = 0;
$nowarn = 1, pop(@args) if (@args && $args[$#args] eq "nowarn");
my $codeset = shift(@args);
my $err;
($err,$code,$codeset) = _code($code,$codeset);
($err,$new_code,$codeset) = _code($new_code,$codeset) if (! $err);
return Locale::Codes::_rename_code("language",$code,$new_code,$codeset,$nowarn);
}
#=======================================================================
#
# add_language_code_alias ( CODE,NEW_CODE [,CODESET] )
#
#=======================================================================
sub add_language_code_alias {
my($code,$new_code,@args) = @_;
my $nowarn = 0;
$nowarn = 1, pop(@args) if (@args && $args[$#args] eq "nowarn");
my $codeset = shift(@args);
my $err;
($err,$code,$codeset) = _code($code,$codeset);
($err,$new_code,$codeset) = _code($new_code,$codeset) if (! $err);
return Locale::Codes::_add_code_alias("language",$code,$new_code,$codeset,$nowarn);
}
#=======================================================================
#
# delete_language_code_alias ( CODE [,CODESET] )
#
#=======================================================================
sub delete_language_code_alias {
my($code,@args) = @_;
my $nowarn = 0;
$nowarn = 1, pop(@args) if (@args && $args[$#args] eq "nowarn");
my $codeset = shift(@args);
my $err;
($err,$code,$codeset) = _code($code,$codeset);
return Locale::Codes::_delete_code_alias("language",$code,$codeset,$nowarn);
}
1;
# Local Variables:
# mode: cperl
# indent-tabs-mode: nil
# cperl-indent-level: 3
# cperl-continued-statement-offset: 2
# cperl-continued-brace-offset: 0
# cperl-brace-offset: 0
# cperl-brace-imaginary-offset: 0
# cperl-label-offset: -2
# End:
|
