package lang; # $Id$

use diagnostics;
use strict;

#-######################################################################################
#- misc imports
#-######################################################################################
use common;
use log;

#-######################################################################################
#- Globals
#-######################################################################################
#- key (to be used in $LC_ALL), [0] = english name, [1] = charset encoding,
#- [2] = value for $LANG used by DrakX, [3] = value for LANGUAGE (a list of
#- possible languages, carefully choosen)
#-
#- when adding a new language here, also add a line in keyboards list

#
# NOTE: we cheat for a lot of locales (in particular UTF-8, in DrakX they are
# the 8bit ones); it's easier like that now. Of course, on the installed
# system a real UTF-8 locale will be used
#

my %languages = (
'en_US.UTF-8'=> [ 'English|UTF-8',	'utf_15',     'en', 'en_US:en' ],
'en_US' => [ 'English|United States',	'iso-8859-1', 'en', 'en_US:en' ],
'en_GB' => [ 'English|United Kingdom',	'iso-8859-1', 'en', 'en_GB:en' ],
'en_IE' => [ 'English|Ireland',		'iso-8859-15','en', 'en_IE:en_GB:en' ],
  'af'  => [ 'Afrikaans',		'iso-8859-1', 'af', 'af:en_ZA' ],
  'ar'  => [ 'Arabic',			'iso-8859-6', 'ar', 'ar' ],
#'az_AZ.ISO-8859-9E'=> [ 'Azeri (Latin)','iso-8859-9e','az', 'az:tr' ],
'az_AZ.UTF-8'=> [ 'Azeri (Latin)',	'utf_az',     'az', 'az:tr' ],
  'be'  => [ 'Belarussian|CP1251',	'cp1251',     'be', 'be:be_BY.CP1251:ru_RU.CP1251' ],
'be_BY.UTF-8'  => [ 'Belarussian|UTF-8','utf_1251',   'be', 'be:be_BY.CP1251:ru_RU.CP1251' ],
#- provide aliases for some not very standard names used in po files...
  'bg'  => [ 'Bulgarian|CP1251',	'cp1251',     'bg', 'bg:bg.CP1251:bg_BG.CP1251:bg_BG' ],
'bg_BG.UTF-8'=> [ 'Bulgarian|UTF-8',	'utf_1251',   'bg', 'bg:bg.CP1251:bg_BG.CP1251:bg_BG' ],
  'br'  => [ 'Brezhoneg',		'iso-8859-15','br', 'br:fr_FR:fr' ],
  'bs'  => [ 'Bosnian',			'iso-8859-2', 'bs', 'bs:hr:sr' ],
'ca_ES' => [ 'Catalan',		'iso-8859-15','ca', 'ca:es_ES:es:fr_FR:fr' ],
  'cs'  => [ 'Czech',			'iso-8859-2', 'cs', 'cs' ],
  'cy'  => [ 'Cymraeg (Welsh)|ISO-8859-14','iso-8859-14','cy', 'cy:en_GB:en' ],
'cy_GB.UTF-8'=> [ 'Cymraeg (Welsh)|UTF-8','utf_14',   'cy', 'cy:en_GB:en' ],
  'da'  => [ 'Danish',			'iso-8859-1', 'da', 'da' ],		
'de_AT' => [ 'German|Austria',		'iso-8859-15','de', 'de_AT:de' ],
'de_BE' => [ 'German|Belgium',		'iso-8859-15','de', 'de_BE:de' ],
'de_CH' => [ 'German|Switzerland',	'iso-8859-1', 'de', 'de_CH:de' ],
'de_DE' => [ 'German|Germany',		'iso-8859-15','de', 'de_DE:de' ],
  'el'  => [ 'Greek|ISO-8859-7',        'iso-8859-7', 'el', 'el' ],
'el_GR.UTF-8'=> [ 'Greek|UTF-8',        'utf_el',     'el', 'el' ],
  'eo'  => [ 'Esperanto|UTF-8',		'iso-8859-3', 'eo', 'eo' ],
'eo_XX.UTF-8'=> [ 'Esperanto|UTF-8',	'utf_3',      'eo', 'eo' ],
'es_AR' => [ 'Spanish|Argentina',	'iso-8859-1', 'es', 'es_AR:es_UY:es:es_ES' ],
'es_ES' => [ 'Spanish|Spain (modern sorting)',	'iso-8859-15', 'es', 'es_ES:es' ],
'es@tradicional' => [ 'Spanish|Spain (traditional sorting)', 'iso-8859-1', 'es', 'es' ],
'es_ES.UTF-8'=> [ 'Spanish|Spain (UTF-8)','utf_15', 'es', 'es_ES:es' ],
'es_MX' => [ 'Spanish|Mexico',	'iso-8859-1', 'es', 'es_MX:es:es_ES' ],
  'et'  => [ 'Estonian',		'iso-8859-15','et', 'et' ],
'eu_ES' => [ 'Euskara (Basque)','iso-8859-15', 'eu', 'eu:es_ES:fr_FR:es:fr' ],
#-'fa'  => [ 'Farsi (Iranian)',		'isiri-3342', 'fa', 'fa' ],
'fi_FI' => [ 'Finnish (Suomi)',	'iso-8859-15','fi', 'fi' ],
#-'fo'  => [ 'Faroese',			'iso-8859-1', 'fo', 'fo' ],
'fr_BE' => [ 'French|Belgium',	'iso-8859-15','fr', 'fr_BE:fr' ],
'fr_CA' => [ 'French|Canada',		'iso-8859-15','fr', 'fr_CA:fr' ],
'fr_CH' => [ 'French|Switzerland',	'iso-8859-1', 'fr', 'fr_CH:fr' ],
'fr_FR' => [ 'French|France',	'iso-8859-15','fr', 'fr_FR:fr' ],
'fr_FR.UTF-8'=> [ 'French|France (UTF-8)','utf_15','fr', 'fr_FR:fr' ],
'ga_IE' => [ 'Gaeilge (Irish)',	'iso-8859-15','ga', 'ga:en_IE:en' ],
#-'gd'  => [ 'Scottish gaelic',		'iso-8859-14','gd', 'gd:en_GB:en' ],
'gl_ES' => [ 'Galego (Galician)','iso-8859-15','gl', 'gl:es_ES:pt_PT:pt_BR:es:pt' ],
#-'gv'	=> [ 'Manx gaelic',		'iso-8859-14','gv', 'gv:en_GB:en' ],
#- 'iw' was the old code for hebrew language
  'he'  => [ 'Hebrew|ISO-8859-8',	'iso-8859-8', 'he', 'he:iw_IL' ],
'he_IL.UTF-8'=> [ 'Hebrew|UTF-8',	'utf_he',     'he', 'he:iw_IL' ],
  'hr'  => [ 'Croatian',		'iso-8859-2', 'hr', 'hr' ],
  'hu'  => [ 'Hungarian', 		'iso-8859-2', 'hu', 'hu' ],
#'hy_AM.ARMSCII-8'=> [ 'Armenian|ARMSCII-8','armscii-8','hy','hy' ],
'hy_AM.UTF-8'=> [ 'Armenian',     'utf_hy',     'hy', 'hy' ],
#- 'in' was the old code for indonesian language; by putting LANGUAGE=id:in_ID
#- we catch the few catalog files still using the wrong code
  'id'  => [ 'Indonesian',		'iso-8859-1', 'id', 'id:in_ID' ],
  'is'  => [ 'Icelandic', 		'iso-8859-1', 'is', 'is' ],
'it_CH' => [ 'Italian|Switzerland',	'iso-8859-1', 'it', 'it_IT:it' ],
'it_IT' => [ 'Italian|Italy','iso-8859-15','it', 'it_IT:it' ],
#-'iu'  => [ 'Inuktitut', 		'unicodeIU',  'iu', 'iu' ],
  'ja'  => [ 'Japanese|EUC-JP',		'jisx0208',   'ja', 'ja_JP.ujis:ja' ],
'ja_JP.UTF-8'=> [ 'Japanese|UTF-8',	'utf_ja',     'ja', 'ja_JP.ujis:ja' ],
'ka_GE.UTF-8'=> [ 'Georgian',  		'utf_ka',     'ka', 'ka' ],
#-'kl'  => [ 'Greenlandic (inuit)',	'iso-8859-1', 'kl', 'kl' ],
  'ko'  => [ 'Korean|EUC-KR',           'ksc5601',    'ko', 'ko' ],
'ko_KR.UTF-8'=> [ 'Korean|UTF-8',       'utf_ko',     'ko', 'ko' ],
#-'kw'	=> [ 'Cornish gaelic',		'iso-8859-14','kw', 'kw:en_GB:en' ],
#-'lo'  => [ 'Laotian',			'mulelao-1',  'lo', 'lo' ],
  'lt'  => [ 'Lithuanian',		'iso-8859-13','lt', 'lt' ],
  'lv'  => [ 'Latvian',			'iso-8859-13','lv', 'lv' ],   
  'mi'	=> [ 'Maori',			'iso-8859-13','mi', 'mi' ],
  'mk'  => [ 'Macedonian (Cyrillic)|ISO-8859-5','iso-8859-5', 'mk', 'mk' ],
'mk_MK.UTF-8'=> [ 'Macedonian (Cyrillic)|UTF-8','utf_1251',   'mk', 'mk' ],
  'ms'  => [ 'Malay',			'iso-8859-1', 'ms', 'ms' ],
# 'mt'  => [ 'Maltese|ISO-8859-3',	'iso-8859-3', 'mt', 'mt' ],
'mt_MT.UTF-8'=> [ 'Maltese',	'utf_3',      'mt', 'mt' ],
'nl_BE' => [ 'Dutch|Belgium',	'iso-8859-15', 'nl', 'nl_BE:nl' ],
'nl_NL' => [ 'Dutch|Netherlands','iso-8859-15', 'nl', 'nl_NL:nl' ],
# 'nb' is the new locale name in glibc 2.2
  'no'  => [ 'Norwegian|Bokmaal',	'iso-8859-1', 'no', 'no:nb:nn:no@nynorsk:no_NY' ],
# no_NY is used by KDE (but not standard); 'nn' is the new locale in glibc 2.2
  'nn'	=> [ 'Norwegian|Nynorsk',	'iso-8859-1', 'no', 'nn:no@nynorsk:no_NY:no:nb' ],
#-'oc'  => [ 'Occitan',			'iso-8859-1', 'oc', 'oc:fr_FR' ],
#-'pd'	=> [ 'Plauttdietsch',		'iso-8859-1', 'pd', 'pd' ],
#-'ph'  => [ 'Pilipino',		'iso-8859-1', 'ph', 'ph:tl' ],
  'pl'  => [ 'Polish',			'iso-8859-2', 'pl', 'pl' ],
#-'pp'	=> [ 'Papiamento',		'iso-8859-1', 'pp', 'pp' ],
'pt_BR' => [ 'Portuguese|Brazil',	'iso-8859-1', 'pt_BR', 'pt_BR:pt_PT:pt' ],
'pt_PT' => [ 'Portuguese|Portugal','iso-8859-15','pt', 'pt_PT:pt:pt_BR' ],
  'ro'  => [ 'Romanian',  		'iso-8859-2', 'ro', 'ro' ],
'ru_RU.KOI8-R' => [ 'Russian|KOI8-R',	'koi8-r',     'ru', 'ru_RU:ru' ],
'ru_RU.CP1251' => [ 'Russian|CP1251',	'cp1251',     'ru', 'ru_RU:ru' ],
'ru_RU.UTF-8' => [ 'Russian|UTF-8',	'utf_1251',   'ru', 'ru_RU:ru' ],
  'sk'  => [ 'Slovak',    		'iso-8859-2', 'sk', 'sk' ],
  'sl'  => [ 'Slovenian',		'iso-8859-2', 'sl', 'sl' ],
  'sp'  => [ 'Serbian|Cyrillic (ISO-8859-5)','iso-8859-5', 'sp', 'sp:sr' ],
  'sp'  => [ 'Serbian|Cyrillic (CP1251)','cp1251',    'sp', 'sp:sr' ],
  'sp'  => [ 'Serbian|Cyrillic (UTF-8)','utf_1251',   'sp', 'sp:sr' ],
  'sr'  => [ 'Serbian|Latin (ISO-8859-2)','iso-8859-2','sr', 'sr' ],
  'sr'  => [ 'Serbian|Latin (UTF-8)',	'utf_2',      'sr', 'sr' ],
  'sv'  => [ 'Swedish',			'iso-8859-1', 'sv', 'sv' ],
# there is no tamil font curently; so set DrakX encoding to utf_1
'ta_IN.UTF-8'=> [ 'Tamil',		'utf_1',      'ta', 'ta' ],
'tg_TJ.UTF-8'=> [ 'Tajik',		'utf_koi',    'tg', 'tg' ],
  'th'  => [ 'Thai|TIS-620',            'tis620',     'th', 'th' ],
'th_TH.UTF-8'=> [ 'Thai|UTF-8',         'utf_th',     'th', 'th' ],
  'tr'  => [ 'Turkish',	 		'iso-8859-9', 'tr', 'tr' ],
#-'tt_RU.UTF-8'=> [ 'Tatar',		'koi8-k',  'tg', 'tg' ],
#-'ur'	=> [ 'Urdu',			'cp1256',     'ur', 'ur' ],  
'uk_UA' => [ 'Ukrainian|KOI8-U', 	'koi8-u',     'uk', 'uk_UA:uk' ],
'uk_UA.CP1251'=> [ 'Ukrainian|CP1251',	'cp1251',     'uk', 'uk_UA:uk' ],
'uk_UA.UTF-8'=> [ 'Ukrainian|UTF-8',	'utf_1251',   'uk', 'uk_UA:uk' ],
  'uz'  => [ 'Uzbek',			'iso-8859-1', 'uz', 'uz' ],
'vi_VN.TCVN'  => [ 'Vietnamese|TCVN',   'tcvn',     'vi', 'vi' ],
'vi_VN.VISCII' => [ 'Vietnamese|VISCII','viscii',   'vi', 'vi' ],
'vi_VN.UTF-8' => [ 'Vietnamese|UTF-8',  'utf_vi',   'vi', 'vi' ],
  'wa'  => [ 'Walon',     		'iso-8859-1', 'wa', 'wa:fr_BE:fr' ],
#-'yi'	=> [ 'Yiddish',			'cp1255',     'yi', 'yi' ],
# NOTE: 'zh' must be in the LANGUAGE list, it is not used for translations
# themselves but is needed for our selection of locales-xx packages
# and the language dependent packages resolution
#'zh_HK.Big5' => [ 'Chinese|Traditional|Hong Kong|Big5', 'Big5', 'zh_TW.Big5', 'zh_TW.Big5:zh_TW.big5:zh_TW:zh_HK:zh' ],
#'zh_HK.UTF-8' => [ 'Chinese|Traditional|Hong Kong|UTF-8','utf_tw','zh_HK', 'zh_HK:zh_TW.Big5:zh_TW.big5:zh_TW:zh_CN.GB2312:zh_CN:zh' ],
'zh_TW.Big5' => [ 'Chinese|Traditional|Big5', 'Big5', 'zh_TW.Big5', 'zh_TW.Big5:zh_TW.big5:zh_TW:zh_HK:zh' ],
'zh_TW.UTF-8' => [ 'Chinese|Traditional|UTF-8','utf_tw','zh_TW.Big5','zh_TW.Big5:zh_TW.big5:zh_TW:zh_HK:zh_CN.GB2312:zh_CN:zh' ],
'zh_CN.GB2312' => [ 'Chinese|Simplified|GB2312', 'gb2312', 'zh_CN.GB2312', 'zh_CN.GB2312:zh_CN.gb2312:zh_CN:zh' ],
'zh_CN.UTF-8' => [ 'Chinese|Simplified|UTF-8','utf_cn','zh_CN', 'zh_CN.GB2312:zh_CN.gb2312:zh_CN:zh:zh_TW:zh_HK' ],
# does this one works? 
#'zh_CN.GB18030' => [ 'Chinese|Simplified|GB18030','gb2312','zh_CN', 'zh_CN.GB2312:zh_CN.gb2312:zh_CN:zh:zh_TW:zh_HK' ],
);

my %xim = (
# 'zh_TW.Big5' => { 
#	ENC => 'big5',
#	XIM => 'xcin',
#	XIM_PROGRAM => 'xcin',
#	XMODIFIERS => '"@im=xcin"',
#	CONSOLE_NOT_LOCALIZED => 'yes',
# },
  'zh_TW.Big5' => {
	ENC => 'big5',
	XIM => 'Chinput',
	XIM_PROGRAM => 'chinput',
	XMODIFIERS => '"@im=Chinput"',
	CONSOLE_NOT_LOCALIZED => 'yes',
  },
  'zh_TW.UTF-8' => {
	ENC => 'utf8',
	XIM => 'Chinput',
	XIM_PROGRAM => 'chinput',
	XMODIFIERS => '"@im=Chinput"',
	CONSOLE_NOT_LOCALIZED => 'yes',
  },
  'zh_CN.GB2312' => {
	ENC => 'gb',
	XIM => 'Chinput',
	XIM_PROGRAM => 'chinput',
	XMODIFIERS => '"@im=Chinput"',
	CONSOLE_NOT_LOCALIZED => 'yes',
  'zh_CN.UTF-8' => {
	ENC => 'utf8',
	XIM => 'Chinput',
	XIM_PROGRAM => 'chinput',
	XMODIFIERS => '"@im=Chinput"',
	CONSOLE_NOT_LOCALIZED => 'yes',
  },
  },
  'ko' => {
	ENC => 'kr',
	XIM => 'Ami',
	# NOTE: there are several possible versions of ami, for the different
	# desktops (kde, gnome, etc). So XIM_PROGRAM isn't defined; it will
	# be the xinitrc script, XIM section, that will choose the right one 
	# XIM_PROGRAM => 'ami',
	XMODIFIERS => '"@im=Ami"',
	CONSOLE_NOT_LOCALIZED => 'yes',
  },
  'ko_KR.UTF-8' => {
	ENC => 'utf8',
	XIM => 'Ami',
	# NOTE: there are several possible versions of ami, for the different
	# desktops (kde, gnome, etc). So XIM_PROGRAM isn't defined; it will
	# be the xinitrc script, XIM section, that will choose the right one 
	# XIM_PROGRAM => 'ami',
	XMODIFIERS => '"@im=Ami"',
	CONSOLE_NOT_LOCALIZED => 'yes',
  },
  'ja' => {
	ENC => 'eucj',
	XIM => 'kinput2',
	XIM_PROGRAM => 'kinput2',
	XMODIFIERS => '"@im=kinput2"',
  },
  'ja_JP.UTF-8' => {
	ENC => 'utf8',
	XIM => 'kinput2',
	XIM_PROGRAM => 'kinput2',
	XMODIFIERS => '"@im=kinput2"',
  },
  # XFree86 has an internal XIM for Thai that enables syntax checking etc.
  # 'Passthroug' is no check at all, 'BasicCheck' accepts bad sequences
  # and convert them to right ones, 'Strict' refuses bad sequences
  'th' => {
	XIM_PROGRAM => '/bin/true', # it's an internal module
	XMODIFIERS => '"@im=BasicCheck"',
  },
  # xvnkb is not an XIM input method; but an input method of another
  # kind, only XIM_PROGRAM needs to be defined
  'vi' => {
	XIM_PROGRAM => 'xvnkb',
  },
  'vi_VN.TCVN' => {
	XIM_PROGRAM => 'xvnkb',
  },
  'vi_VN.VISCII' => {
	XIM_PROGRAM => 'xvnkb',
  },
## xvnkb don't work in utf-8
# 'vi_VN.UTF-8' => {
#	XIM_PROGRAM => 'xvnkb',
# },
  # right to left languages only work properly on console
  'ar' => {
	X11_NOT_LOCALIZED => "yes",
  },
  'fa' => {
	X11_NOT_LOCALIZED => "yes",
  },
# KDE has some "mirrored" translations
#  'he' => {
#	X11_NOT_LOCALIZED => "yes",
#  },
  'ur' => {
	X11_NOT_LOCALIZED => "yes",
  },
  'yi' => {
	X11_NOT_LOCALIZED => "yes",
  },
);

sub std2 { "-*-*-medium-r-normal-*-$_[1]-*-*-*-*-*-$_[0]" }
sub std_ { std2($_[0], 10), std2($_[0], 10) }
sub std  { std2($_[0], $_[1] || 10), std2($_[0],  8) }

#- [0]: console font name; [1]: unicode map for console font
#- [2]: acm file for console font;
#- [3]: iocharset param for mount; [4]: codepage parameter for mount
#- [5]: X11 fontset (for DrakX)
my %charsets = (
  "armscii-8"  => [ "arm8",		"armscii8.uni",	"trivial.trans",
    undef,	undef, std_("armscii-8") ],
  "utf_hy"     => [ "arm8",		"armscii8.uni",	"trivial.trans",
    "utf8",	undef, std_("armscii-8") ],
#- chinese needs special console driver for text mode
  "Big5"       => [ undef,		undef,		undef,
	"big5", "950", "-*-*-*-*-*-*-*-*-*-*-*-*-big5-0" ],
  "utf_tw"     => [ undef,		undef,		undef,
	"utf8", undef, "-*-*-*-*-*-*-*-*-*-*-*-*-big5-0" ],
  "gb2312"     => [ undef,		undef,		undef,
	"gb2312", "936", "-*-*-*-*-*-*-*-*-*-*-*-*-gb2312.1980-0" ],
  "utf_cn"     => [ undef,		undef,		undef,
	"utf8", undef, "-*-*-*-*-*-*-*-*-*-*-*-*-gb2312.1980-0" ],
  "georgian-academy" => [ "t_geors", "geors.uni",	"trivial.trans",
	undef,  undef, "-*-*-*-*-*-*-*-*-*-*-*-*-georgian-academy" ],
  "georgian-ps" => [ "t_geors",		"geors.uni",	"geors_to_geops.trans",
	undef,  undef, "-*-*-*-*-*-*-*-*-*-*-*-*-georgian-academy" ],
  "utf_ka"      => [ "t_geors",		"geors.uni",	"geors_to_geops.trans",
	"utf8",  undef, "-*-*-*-*-*-*-*-*-*-*-*-*-georgian-academy" ],
  "iso-8859-1" => [ "lat0-sun16",	undef,		"iso15",
	"iso8859-1", "850", sub { std("iso8859-1", @_) } ],
  "utf_1"      => [ "lat0-sun16",	undef,		"iso15",
	"utf8", undef, sub { std("iso8859-1", @_) } ],
  "iso-8859-2" => [ "lat2-sun16",	undef,		"iso02",
	"iso8859-2", "852", sub { std("iso8859-2", @_) } ],
  "utf_2"      => [ "lat2-sun16",	undef,		"iso02",
	"utf8", undef, sub { std("iso8859-2", @_) } ],
  "iso-8859-3" => [ "iso03.f16",	undef,		"iso03",
	"iso8859-3", undef, std_("iso8859-3") ],
  "utf_3" => [ "iso03.f16",	undef,		"iso03",
	"utf8", undef, std_("iso8859-3") ],
  "iso-8859-4" => [ "lat4u-16",		undef,		"iso04",
	"iso8859-4", "775", std_("iso8859-4") ],
  "iso-8859-5" => [ "iso05.f16",	"iso05",	"trivial.trans",
  	"iso8859-5", "855", sub { std("microsoft-cp1251", @_) } ],
#-#- arabic needs special console driver for text mode [acon]
#-#- (and gtk support isn't done yet)
  "iso-8859-6" => [ "iso06.f16",	"iso06",	"trivial.trans",
    "iso8859-6", "864", std_("iso8859-6") ],
  "iso-8859-7" => [ "iso07.f16",	"iso07",	"trivial.trans",
	"iso8859-7", "869", std_("iso8859-7") ],
  "utf_el" => [ "iso07.f16",	"iso07",	"trivial.trans",
	"utf8", "869", std_("iso8859-7") ],
#-#- hebrew needs special console driver for text mode [acon]
#-#- (and gtk support isn't done yet)
   "iso-8859-8" => [ "iso08.f16",	"iso08",	"trivial.trans",
#	std_("iso8859-8") ],
	"iso8859-8", "862", std_("microsoft-cp1255") ],
  "iso-8859-9" => [ "iso09.f16",	"iso09",	"trivial.trans",
	"iso8859-9", "857", sub { std("iso8859-9", @_) } ],
  "iso-8859-13" => [ "tlat7",		"iso13",	"trivial.trans",
	"iso8859-13", "775", std_("iso8859-13") ],
  "utf_13" => [ "tlat7",		"iso13",	"trivial.trans",
	"utf8", "775", std_("iso8859-13") ],
  "iso-8859-14" => [ "tlat8",		"iso14",	"trivial.trans",
	"iso8859-14", "850", std_("iso8859-14") ],
  "utf_14" => [ "tlat8",		"iso14",	"trivial.trans",
	"utf8", undef, std_("iso8859-14") ],
  "iso-8859-15" => [ "lat0-sun16",	undef,		"iso15",
	"iso8859-15", "850", sub { std("iso8859-15", @_) } ],
  "utf_15" => [ "lat0-sun16",	undef,		"iso15",
	"utf8", undef, sub { std("iso8859-15", @_) } ],
  "iso-8859-9e" => [ "tiso09e",		"iso09",	"trivial.trans",
	"iso8859-9", "857", std2("iso8859-9e",10) ],
  "utf_az"      => [ "tiso09e",		"iso09",	"trivial.trans",
	"utf8", undef, std2("iso8859-9e",10) ],
#- japanese needs special console driver for text mode [kon2]
  "jisx0208"   => [ undef,		undef,		"trivial.trans",
	"euc-jp", "932", "-*-*-*-*-*-*-*-*-*-*-*-*-jisx*.*-0" ],
  "utf_ja"   => [ undef,		undef,		"trivial.trans",
	"utf8", undef, "-*-*-*-*-*-*-*-*-*-*-*-*-jisx*.*-0" ],
  "koi8-r"     => [ "UniCyr_8x16",	undef,		"koi8-r",
	"koi8-r", "866", sub { std("microsoft-cp1251", @_) } ],
  "koi8-u"     => [ "UniCyr_8x16",	undef,		"koi8-u",
	"koi8-u", "866", sub { std("microsoft-cp1251", @_) } ],
  "koi8-k"     => [ "koi8-k",		"iso01",	"trivial.trans",
	"koi8-u", "866", std("koi8-k") ],
  "utf_koi"     => [ "koi8-k",		"iso01",	"trivial.trans",
	"utf8", undef, std("koi8-k") ],
  "tatar-cyr"  => [ "tatar-cyr",	undef,		"cp1251",
	undef, undef, std("tatar-cyr") ],
  "cp1251"     => [ "UniCyr_8x16",	undef,		"cp1251",
	"cp1251", "866", sub { std("microsoft-cp1251", @_) } ],
  "utf_1251"   => [ "UniCyr_8x16",	undef,		"cp1251",
	"utf8", undef, sub { std("microsoft-cp1251", @_) } ],
#- Yiddish needs special console driver for text mode [acon]
#- (and gtk support isn't done yet)
  "cp1255"     => [ "iso08.f16",        "iso08",        "trivial.trans",
	"cp1255", "862", std_("microsoft-cp1255") ],
  "utf_he"     => [ "iso08.f16",        "iso08",        "trivial.trans",
	"utf8", "862", std_("microsoft-cp1255") ],
#- Urdu needs special console driver for text mode [acon]
#- (and gtk support isn't done yet)
  "cp1256"     => [ undef,              undef,          "trivial.trans",
	undef, "864", std_("microsoft-cp1255") ],
#- korean needs special console driver for text mode
  "ksc5601"    => [ undef,		undef,		undef,
	"euc-kr", "949", "-*-*-*-*-*-*-*-*-*-*-*-*-ksc5601.1987-*" ],
  "utf_ko"    => [ undef,		undef,		undef,
	"utf8", undef, "-*-*-*-*-*-*-*-*-*-*-*-*-ksc5601.1987-*" ],
#- I have no console font for Thai...
  "tis620"     => [ undef,		undef,		"trivial.trans",
	"tis-620", "874", std2("tis620.2533-1",12) ],
  "utf_th"     => [ undef,		undef,		"trivial.trans",
	"utf8", "874", std2("tis620.2533-1",12) ],
  "tcvn"       => [ "tcvn8x16",		"tcvn",		"trivial.trans",
	undef, undef, std2("tcvn-5712", 13), std2("tcvn-5712", 10) ],
  "viscii"     => [ "viscii10-8x16",	"viscii.uni",	"viscii1.0_to_viscii1.1.trans",
#-	"-*-*-*-*-*-*-*-*-*-*-*-*-viscii1.1-1" ],
	undef, undef, std2("tcvn-5712", 13), std2("tcvn-5712", 10) ],
  "utf_vi"     => [ "tcvn8x16",		"tcvn",		"trivial.trans",
	"utf8", undef, std2("tcvn-5712", 13), std2("tcvn-5712", 10) ],
#- Farsi (iranian) needs special console driver for text mode [acon]
#- (and gtk support isn't done yet)
  "isiri-3342" => [ undef,		undef,		"trivial.trans",
	undef, undef, "-*-*-*-*-*-*-*-*-*-*-*-*-isiri-3342" ],
  "tscii-0" => [ "tamil",		undef,		"trivial.trans",
	undef, undef, "-*-*-*-*-*-*-*-*-*-*-*-*-tscii-0" ],
  "unicode" => [ undef,			undef,		"trivial.trans",
	"utf8", undef, "-*-*-*-*-*-*-*-*-*-*-*-*-iso10646-1" ],
);

my %bigfonts = (
    Big5     => 'taipei16.pcf.gz',
    gb2312   => 'gb16fs.pcf.gz',
    jisx0208 => 'k14.pcf.gz',
    ksc5601  => 'baekmuk_gulim_h_14.pcf.gz',
    unicode  => 'cu12.pcf.gz',
);

#- for special cases not handled magically
my %charset2kde_charset = (
    gb2312 => 'gb2312.1980-0',
    jisx0208 => 'jisx0208.1983-0',
    ksc5601 => 'ksc5601.1987-0',
    Big5 => 'big5-0',
    cp1251 => 'microsoft-cp1251',
    utf8 => 'iso10646-1',
    tis620 => 'tis620-0',
);

#- for special cases not handled magically
my %lang2country = (
  cs => 'cz',
  da => 'dk',
  el => 'gr',
  et => 'ee',
  mi => 'nz',
  sl => 'si',
);

#- for special cases not handled magically
my %lang2kde_lang = (
  en => 'C',
);

#-######################################################################################
#- Functions
#-######################################################################################

sub list { keys %languages }
sub lang2text     { exists $languages{$_[0]} && $languages{$_[0]}[0] }
sub lang2charset  { exists $languages{$_[0]} && $languages{$_[0]}[1] }
sub lang2LANG     { exists $languages{$_[0]} && $languages{$_[0]}[2] }
sub lang2LANGUAGE { exists $languages{$_[0]} && $languages{$_[0]}[3] }
sub getxim { $xim{$_[0]} }

sub lang2country {
    my ($lang, $prefix) = @_;
    my $country;
    my $dir = "$prefix/usr/share/locale/l10n";

    my @countries = grep { -d "$dir/$_" } all($dir);
    my %countries; @countries{@countries} = ();

    my $valid_country = sub {
	my ($country) = @_;
	#- fast & dirty solution to ensure bad entries do not happen
	exists $countries{$country} && $country;
    };

    $country ||= $valid_country->($lang2country{$lang});
    $country ||= $valid_country->(lc($1)) if $lang =~ /([A-Z]+)/;
    $country ||= $valid_country->(lc($1)) if lang2LANGUAGE($lang) =~ /([A-Z]+)/;
    $country ||= $valid_country->(substr($lang, 0, 2));
    $country ||= first(grep { $valid_country->(substr($_, 0, 2)) } split(':', lang2LANGUAGE($lang)));
    $country || 'C';
}

sub lang2kde_lang {
    my ($lang, $default) = @_;

    my @valid_kde_langs = qw(C ca cs da de el en es et fi fr he hu is it ja ko nl no no_NY pl pt pt_BR ro ru sk sr sv tr uk zh_CN.GB2312 zh_TW.Big5);
    my %valid_kde_langs; @valid_kde_langs{@valid_kde_langs} = ();

    my $valid_lang = sub {
	my ($lang) = @_;
	#- fast & dirty solution to ensure bad entries do not happen
	$lang eq 'en' ? 'C' :
	  exists $valid_kde_langs{$lang} ? $lang :
	  exists $valid_kde_langs{substr($lang, 0, 2)} ? substr($lang, 0, 2) : '';
    };

    my $r;
    $r ||= $valid_lang->(lang2LANG($lang));
    $r ||= first(grep { $valid_lang->($_) } split(':', lang2LANGUAGE($lang)));
    $r || $default || 'C';
}
sub charset2kde_charset {
    my ($charset, $default) = @_;
    my $iocharset = ($charsets{$charset} || [])->[3];

    my @valid_kde_charsets = qw(big5-0 gb2312.1980-0 iso10646-1 iso8859-1 iso8859-4 iso8859-6 iso8859-8 iso8859-13 iso8859-14 iso8859-15 iso8859-2 iso8859-3 iso8859-5 iso8859-7 iso8859-9 koi8-r koi8-u ksc5601.1987-0 jisx0208.1983-0 microsoft-cp1251 tis620-0);
    my %valid_kde_charsets; @valid_kde_charsets{@valid_kde_charsets} = ();

    my $valid_charset = sub {
	my ($charset) = @_;
	#- fast & dirty solution to ensure bad entries do not happen
	exists $valid_kde_charsets{$charset} && $charset;
    };

    my $r;
    $r ||= $valid_charset->($charset2kde_charset{$charset});
    $r ||= $valid_charset->($charset2kde_charset{$iocharset});
    $r ||= $valid_charset->($iocharset);
    $r || $default || 'iso10646-1';
}

sub set { 
    my ($lang) = @_;

    if ($lang && !exists $languages{$lang}) {
	#- try to find the best lang
	my ($lang2) = grep { /^\Q$lang/ } list(); #- $lang is not precise enough, choose the first complete
	my ($lang3) = grep { $lang =~ /^\Q$_/ } list(); #- $lang is too precise, choose the first substring matching
	log::l("lang::set: fixing $lang with ", $lang2 || $lang3);
	$lang = $lang2 || $lang3;
    }

    if ($lang && exists $languages{$lang}) {
	#- use "packdrake -x" that follow symlinks and expand directory.
	#- it is necessary as there is a lot of symlinks inside locale.cz2,
	#- using a compressed cpio archive is nighmare to extract all files.
	#- reset locale environment variable to avoid any warnings by perl,
	#- so installation of new locale is done with empty locale ...
	if (!-e "$ENV{SHARE_PATH}/locale/$lang" && common::usingRamdisk()) {
	    @ENV{qw(LANG LC_ALL LANGUAGE LINGUAS)} = ();

	    eval { rm_rf("$ENV{SHARE_PATH}/locale") };
	    eval {
		require packdrake;
		my $packer = new packdrake("$ENV{SHARE_PATH}/locale.cz2", quiet => 1);
		$packer->extract_archive("$ENV{SHARE_PATH}/locale", lang2LANG($lang));
	    };
	}

#- set all LC_* variables to a unique locale ("C"), and only redefine
#- LC_CTYPE (for X11 choosing the fontset) and LANGUAGE (for the po files)
	$ENV{LC_NUMERIC}		= "C";
	$ENV{LC_TIME}			= "C";
	$ENV{LC_COLLATE}		= "C";
	$ENV{LC_MONETARY}		= "C";
	$ENV{LC_PAPER}			= "C";
	$ENV{LC_NAME}			= "C";
	$ENV{LC_ADDRESS}		= "C";
	$ENV{LC_TELEPHONE}		= "C";
	$ENV{LC_MEASUREMENT}	= "C";
	$ENV{LC_IDENTIFICATION}	= "C";

#- use lang2LANG() to define LC_CTYPE, so DrakX will use a same encoding
#- for all variations of a same language, eg both 'ru_RU.KOI8-R' and
#- 'ru_RU.UTF-8' will be handled the same (as 'ru') by DrakX.
#- that way DrakX only needs a reduced set of locale and fonts support.
#- of course on the installed system they will be different.
	$ENV{LC_CTYPE}  = lang2LANG($lang);
	$ENV{LC_MESSAGES} = lang2LANG($lang);
	$ENV{LANG}      = lang2LANG($lang);
	$ENV{LANGUAGE}  = lang2LANGUAGE($lang);

	load_mo();
    } else {
	# stick with the default (English) */
	delete $ENV{LANG};
	delete $ENV{LC_ALL};
	delete $ENV{LANGUAGE};
	delete $ENV{LINGUAS};
    }
    $lang;
}

sub langs {
    my ($l) = @_;
    grep { $l->{$_} } keys %$l;
}

sub langsLANGUAGE {
    my ($l) = @_;
    my @l = $l->{all} ? list() : langs($l);
    uniq(map { split ':', lang2LANGUAGE($_) } @l);
}

sub pack_langs { 
    my ($l) = @_; 
    my $s = $l->{all} ? 'all' : join ':', uniq(map { lang2LANGUAGE($_) } langs($l));
    $ENV{RPM_INSTALL_LANG} = $s;
    $s;
}

sub unpack_langs {
    my ($s) = @_;
    my @l = uniq(map { split ':', lang2LANGUAGE($_) } split(':', $s));
    my @l2 = intersection(\@l, [ keys %languages ]);
    +{ map { $_ => 1 } @l2 };
}

sub read {
    my ($prefix, $file) = @_;
    $file ||= '/etc/sysconfig/i18n';
    my %h = getVarsFromSh("$prefix$file");
    my $lang = $h{LC_MESSAGES} || 'en_US';
    my $langs = 
      cat_("$prefix/etc/rpm/macros") =~ /%_install_langs (.*)/ ? unpack_langs($1) : { $lang => 1 };
    $lang, $langs;
}

sub write_langs {
    my ($prefix, $langs) = @_;
    my $s = pack_langs($langs);
    symlink "$prefix/etc/rpm", "/etc/rpm" if $prefix;
    substInFile { s/%_install_langs.*//; $_ .= "%_install_langs $s\n" if eof && $s } "$prefix/etc/rpm/macros";
}

sub write { 
    my ($prefix, $lang, $user_only) = @_;

    $lang or return;

    my $h = {};
    $h->{$_} = $lang foreach qw(LC_COLLATE LC_CTYPE LC_MESSAGES LC_NUMERIC LC_MONETARY LC_TIME);
    if ($lang && exists $languages{$lang}) {
## note: KDE is unable to use the keyboard if LC_* and LANG values differ...
#	add2hash $h, { LANG => lang2LANG($lang), LANGUAGE => lang2LANGUAGE($lang) };
	add2hash $h, { LANG => $lang, LANGUAGE => lang2LANGUAGE($lang) };

	my $c = $charsets{lang2charset($lang) || ''};
	if ($c && !$user_only) {
	    my $p = "$prefix/usr/lib/kbd";
	    if ($c->[0]) {
		eval {
		    cp_af("$p/consolefonts/$c->[0].psf.gz", "$prefix/etc/sysconfig/console/consolefonts");
		    add2hash $h, { SYSFONT => $c->[0] };
		};
		$@ and log::l("missing console font $c->[0]");
	    }
	    if ($c->[1]) {
		eval {
		    cp_af(glob_("$p/consoletrans/$c->[1]*"), "$prefix/etc/sysconfig/console/consoletrans");
		    add2hash $h, { UNIMAP => $c->[1] };
		};
		$@ and log::l("missing console unimap file $c->[1]");
	    }
	    if ($c->[2]) {
		eval {
		    cp_af(glob_("$p/consoletrans/$c->[2]*"), "$prefix/etc/sysconfig/console/consoletrans");
		    add2hash $h, { SYSFONTACM => $c->[2] };
		};
		$@ and log::l("missing console acm file $c->[2]");
	    }

	}
	add2hash $h, $xim{$lang};
    }
    setVarsInSh($prefix . ($user_only ? "$ENV{HOME}/.i18n" : '/etc/sysconfig/i18n'), $h);

    update_gnomekderc($prefix . ($user_only ? "$ENV{HOME}/.kde" : '/usr') . '/share/config/kdeglobals',
		      Locale => { 
				 Charset => charset2kde_charset(lang2charset($lang)),
				 Country => lang2country($lang),
				 Language => lang2kde_lang($lang),
				});
}

sub load_mo {
    my ($lang) = @_;
    my ($localedir, $suffix) = ("$ENV{SHARE_PATH}/locale", 'LC_MESSAGES/libDrakX.mo');
    $localedir .= "_special" if $::isInstall;

    $lang ||= $ENV{LANGUAGE} || $ENV{LC_ALL} || $ENV{LC_MESSAGES} || $ENV{LANG};

    c::setlocale();
    c::bindtextdomain('libDrakX', $localedir);

    foreach (split ':', $lang) {
	my $f = "$localedir/$_/$suffix";
	-s $f and return $_;

	if ($::isInstall && common::usingRamdisk()) {
	    # cleanup
	    eval { rm_rf($localedir) };
	    eval { mkdir_p(dirname("$localedir/$_/$suffix")) };
	    install_any::getAndSaveFile ("$localedir/$_/$suffix");

	    -s $f and return $_;
	}
    }
    '';
}



sub console_font_files {
    map { -e $_ ? $_ : "$_.gz" }
      (map { "/usr/lib/kbd/consolefonts/$_.psf" } uniq grep {$_} map { $_->[0] } values %charsets),
      (map { -e $_ ? $_ : "$_.sfm" } map { "/usr/lib/kbd/consoletrans/$_" } uniq grep {$_} map { $_->[1] } values %charsets),
      (map { -e $_ ? $_ : "$_.acm" } map { "/usr/lib/kbd/consoletrans/$_" } uniq grep {$_} map { $_->[2] } values %charsets),
}

sub load_console_font {
    my ($lang) = @_;
    my ($f, $u, $m) = @{$charsets{lang2charset($lang)} || []};

    require run_program;
    run_program::run(if_($ENV{LD_LOADER}, $ENV{LD_LOADER}), 
		     'consolechars', '-v', '-f', $f || 'lat0-sun16',
		     if_($u, '-u', $u), if_($m, '-m', $m));
}

#-sub load_font {
#-    my ($charset) = @_;
#-    my $fontFile = "lat0-sun16";
#-
#-    if (my $c = $charsets{$charset}) {
#-	   log::l("loading $charset font");
#-	   $fontFile = $c->[0];
#-    }
#-
#-    # text mode font
#-    log::l("loading font $ENV{SHARE_PATH}/consolefonts/$fontFile");
#-    #c::loadFont("/tmp/$fontFile") or log::l("error in loadFont: one of PIO_FONT PIO_UNIMAPCLR PIO_UNIMAP PIO_UNISCRNMAP failed: $!");
#-    #print STDERR "\033(K";
#-
#-}

sub get_x_fontset {
    my ($lang, $size) = @_;

    my $charset = lang2charset($lang) or return;
    my $c = $charsets{$charset} or return;
    if (my $f = $bigfonts{$charset}) {
	my $dir = "/usr/X11R6/lib/X11/fonts";
	if (! -e "$dir/$f" && $::isInstall && common::usingRamdisk()) {
	    unlink "$dir/$_" foreach values %bigfonts;
	    install_any::remove_bigseldom_used ();
	    install_any::getAndSaveFile ("$dir/$f");
	}
    }
    my ($big, $small) = @$c[5..6];
    ($big, $small) = $big->($size) if ref $big;
    ($big, $small);
}

sub fs_options {
    my ($lang) = @_;
    my $charset = lang2charset($lang) or return;
    my $c = $charsets{$charset} or return;
    my ($iocharset, $codepage) = @$c[3..4];
    $iocharset, $codepage;
}

sub charset {
    my ($lang, $prefix) = @_;
    my $l = lang2LANG($lang);
    foreach (cat_("$prefix/usr/X11R6/lib/X11/locale/locale.alias")) {
	/$l:\s+.*\.(\S+)/ and return $1;
    }
    $l =~ /.*\.(\S+)/ and return $1;
}


sub check {
    my $ok = 1;
    my $warn = sub {
	print STDERR "$_[0]\n";
    };
    my $err = sub {
	&$warn;
	$ok = 0;
    };
    
    my @wanted_charsets = uniq map { lang2charset($_) } list();
    $err->("unknown charset $_ ($_ does not exist in \%charsets") foreach difference2(\@wanted_charsets, [ keys %charsets ]);
    $warn->("unused charset $_ (given in \%charsets, but not used in \%languages") foreach difference2([ keys %charsets ], \@wanted_charsets);

    $warn->("unused entry $_ in \%xim") foreach difference2([ keys %xim ], [ list() ]);

    # consolefonts are checked during build via console_font_files()

    if (my @l = grep { lang2country($_) eq 'C' } list()) {
	$warn->("no country for langs " . join(" ", @l));
    }
    if (my @l = grep { lang2kde_lang($_, 'err') eq 'err' } list()) {
	$warn->("no KDE lang for langs " . join(" ", @l));
    }
    if (my @l = grep { charset2kde_charset($_, 'err') eq 'err' } keys %charsets) {
	$warn->("no KDE charset for charsets " . join(" ", @l));
    }
    exit($ok ? 0 : 1);
}

#-######################################################################################
#- Wonderful perl :(
#-######################################################################################
1;