;;; rw-language-and-country-codes.el --- Language & Country Codes
;;
;; Copyright (C) 2009 Ralf Wachinger
;;
;; Author: Ralf Wachinger <rwachinger@gmx.de>
;; Version: 0.1
;; Keywords: language
;; Compatibility: GNU Emacs 22.x, GNU Emacs 23.x
;;
;; This file is NOT part of GNU Emacs.
;;
;; 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.
;;
;; This program is distributed in the hope that it will be useful,
;; but WITHOUT ANY WARRANTY; without even the implied warranty of
;; MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
;; GNU General Public License for more details.
;;
;; You should have received a copy of the GNU General Public License
;; along with this program.  If not, see <http://www.gnu.org/licenses/>.
;;
;;; Commentary:
;;
;; Language and country codes with two (or three) letters,
;; and functions, which return the full language and country names.
;;
;;; Change Log:
;;
;; 2009-03-20 (0.1)
;;    Initial Release.
;;
;;; Code:

;; Language codes
;; http://en.wikipedia.org/wiki/List_of_ISO_639-1_codes

(defconst rw-lacc-language-codes
  '(("aa" . "Afar")
    ("ab" . "Abkhazian")
    ("ae" . "Avestan")
    ("af" . "Afrikaans")
    ("ak" . "Akan")
    ("am" . "Amharic")
    ("an" . "Aragonese")
    ("ar" . "Arabic")
    ("as" . "Assamese")
    ("av" . "Avaric")
    ("ay" . "Aymara")
    ("az" . "Azerbaijani")
    ("ba" . "Bashkir")
    ("be" . "Belarusian")
    ("bg" . "Bulgarian")
    ("bh" . "Bihari")
    ("bi" . "Bislama")
    ("bm" . "Bambara")
    ("bn" . "Bengali")
    ("bo" . "Tibetan")
    ("br" . "Breton")
    ("bs" . "Bosnian")
    ("ca" . "Catalan")
    ("ce" . "Chechen")
    ("ch" . "Chamorro")
    ("co" . "Corsican")
    ("cr" . "Cree")
    ("cs" . "Czech")
    ("cu" . "Church Slavic")
    ("cv" . "Chuvash")
    ("cy" . "Welsh")
    ("da" . "Danish")
    ("de" . "German")
    ("dv" . "Divehi")
    ("dz" . "Dzongkha")
    ("ee" . "Ewe")
    ("el" . "Greek")
    ("en" . "English")
    ("eo" . "Esperanto")
    ("es" . "Spanish")
    ("et" . "Estonian")
    ("eu" . "Basque")
    ("fa" . "Persian")
    ("ff" . "Fulfulde")
    ("fi" . "Finnish")
    ("fj" . "Fijian")
    ("fo" . "Faroese")
    ("fr" . "French")
    ("fy" . "Western Frisian")
    ("ga" . "Irish")
    ("gd" . "Scottish Gaelic")
    ("gl" . "Galician")
    ("gn" . "Guaraný")
    ("gu" . "Gujarati")
    ("gv" . "Manx")
    ("ha" . "Hausa")
    ("he" . "Hebrew")
    ("hi" . "Hindi")
    ("ho" . "Hiri Motu")
    ("hr" . "Croatian")
    ("ht" . "Haitian")
    ("hu" . "Hungarian")
    ("hy" . "Armenian")
    ("hz" . "Herero")
    ("ia" . "Interlingua")
    ("id" . "Indonesian")
    ("ie" . "Interlingue")
    ("ig" . "Igbo")
    ("ii" . "Sichuan Yi")
    ("ik" . "Inupiaq")
    ("io" . "Ido")
    ("is" . "Icelandic")
    ("it" . "Italian")
    ("iu" . "Inuktitut")
    ("ja" . "Japanese")
    ("jv" . "Javanese")
    ("ka" . "Georgian")
    ("kg" . "Kongo")
    ("ki" . "Kikuyu")
    ("kj" . "Kwanyama")
    ("kk" . "Kazakh")
    ("kl" . "Kalaallisut")
    ("km" . "Khmer")
    ("kn" . "Kannada")
    ("ko" . "Korean")
    ("kr" . "Kanuri")
    ("ks" . "Kashmiri")
    ("ku" . "Kurdish")
    ("kv" . "Komi")
    ("kw" . "Cornish")
    ("ky" . "Kirghiz")
    ("la" . "Latin")
    ("lb" . "Luxembourgish")
    ("lg" . "Ganda")
    ("li" . "Limburgish")
    ("ln" . "Lingala")
    ("lo" . "Lao")
    ("lt" . "Lithuanian")
    ("lu" . "Luba-Katanga")
    ("lv" . "Latvian")
    ("mg" . "Malagasy")
    ("mh" . "Marshallese")
    ("mi" . "Maori")
    ("mk" . "Macedonian")
    ("ml" . "Malayalam")
    ("mn" . "Monglian")
    ("mr" . "Marathi")
    ("ms" . "Malay")
    ("mt" . "Maltese")
    ("my" . "Burmese")
    ("na" . "Nauru")
    ("nb" . "Norwegian Bokmýl")
    ("nd" . "North Ndebele")
    ("ne" . "Nepali")
    ("ng" . "Owambo")
    ("nl" . "Dutch")
    ("nn" . "Norwegian Nynorsk")
    ("no" . "Norwegian")
    ("nr" . "South Ndebele")
    ("nv" . "Navajo")
    ("ny" . "Chichewa")
    ("oc" . "Occitan")
    ("oj" . "Ojibwa")
    ("om" . "Oromo")
    ("or" . "Oriya")
    ("os" . "Ossetian")
    ("pa" . "Panjabi")
    ("pi" . "Pali")
    ("pl" . "Polish")
    ("ps" . "Pashto")
    ("pt" . "Portuguese")
    ("qu" . "Quechua")
    ("rm" . "Raeto-Romance")
    ("rn" . "Kirundi")
    ("ro" . "Romanian")
    ("ru" . "Russian")
    ("rw" . "Kinyarwanda")
    ("sa" . "Sanskrit")
    ("sc" . "Sardinian")
    ("sd" . "Sindhi")
    ("se" . "Northern Sami")
    ("sg" . "Sango")
    ("sh" . "Serbo-Croatian")
    ("si" . "Sinhala")
    ("sk" . "Slovak")
    ("sl" . "Slovenian")
    ("sm" . "Samoan")
    ("sn" . "Shona")
    ("so" . "Somali")
    ("sq" . "Albanian")
    ("sr" . "Serbian")
    ("ss" . "Swati")
    ("st" . "Southern Sotho")
    ("su" . "Sundanese")
    ("sv" . "Swedish")
    ("sw" . "Swahili")
    ("ta" . "Tamil")
    ("te" . "Telugu")
    ("tg" . "Tajik")
    ("th" . "Thai")
    ("ti" . "Tigrinya")
    ("tk" . "Turkmen")
    ("tl" . "Tagalog")
    ("tn" . "Tswana")
    ("to" . "Tonga")
    ("tr" . "Turkish")
    ("ts" . "Tsonga")
    ("tt" . "Tatar")
    ("tw" . "Twi")
    ("ty" . "Tahitian")
    ("ug" . "Uighur")
    ("uk" . "Ukrainian")
    ("ur" . "Urdu")
    ("uz" . "Uzbek")
    ("ve" . "Venda")
    ("vi" . "Vietnamese")
    ("vo" . "Volapýk")
    ("wa" . "Walloon")
    ("wo" . "Wolof")
    ("xh" . "Xhosa")
    ("yi" . "Yiddish")
    ("yo" . "Yoruba")
    ("za" . "Zhuang")
    ("zh" . "Chinese")
    ("zu" . "Zulu")))

;; Country codes
;; http://en.wikipedia.org/wiki/ISO_3166-1_alpha-2

(defconst rw-lacc-country-codes
  '(("AD" . "Andorra")
    ("AE" . "United Arab Emirates")
    ("AF" . "Afghanistan")
    ("AG" . "Antigua and Barbuda")
    ("AI" . "Anguilla")
    ("AL" . "Albania")
    ("AM" . "Armenia")
    ("AN" . "Netherlands Antilles")
    ("AO" . "Angola")
    ("AQ" . "Antarctica")
    ("AR" . "Argentina")
    ("AS" . "American Samoa")
    ("AT" . "Austria")
    ("AU" . "Australia")
    ("AW" . "Aruba")
    ("AX" . "ýland Islands")
    ("AZ" . "Azerbaijan")
    ("BA" . "Bosnia and Herzegovina")
    ("BB" . "Barbados")
    ("BD" . "Bangladesh")
    ("BE" . "Belgium")
    ("BF" . "Burkina Faso")
    ("BG" . "Bulgaria")
    ("BH" . "Bahrain")
    ("BI" . "Burundi")
    ("BJ" . "Benin")
    ("BL" . "Saint Barthýlemy")
    ("BM" . "Bermuda")
    ("BN" . "Brunei")
    ("BO" . "Bolivia")
    ("BR" . "Brazil")
    ("BS" . "Bahamas")
    ("BT" . "Bhutan")
    ("BV" . "Bouvet Island")
    ("BW" . "Botswana")
    ("BY" . "Belarus")
    ("BZ" . "Belize")
    ("CA" . "Canada")
    ("CC" . "Cocos (Keeling) Islands")
    ("CD" . "Democratic Republic of the Congo")
    ("CF" . "Central African Republic")
    ("CG" . "Republic of the Congo")
    ("CH" . "Switzerland")
    ("CI" . "Cýte d'Ivoire")
    ("CK" . "Cook Islands")
    ("CL" . "Chile")
    ("CM" . "Cameroon")
    ("CN" . "China")
    ("CO" . "Colombia")
    ("CR" . "Costa Rica")
    ("CU" . "Cuba")
    ("CV" . "Cape Verde")
    ("CX" . "Christmas Island")
    ("CY" . "Cyprus")
    ("CZ" . "Czech Republic")
    ("DE" . "Germany")
    ("DJ" . "Djibouti")
    ("DK" . "Denmark")
    ("DM" . "Dominica")
    ("DO" . "Dominican Republic")
    ("DZ" . "Algeria")
    ("EC" . "Ecuador")
    ("EE" . "Estonia")
    ("EG" . "Egypt")
    ("EH" . "Western Sahara")
    ("ER" . "Eritrea")
    ("ES" . "Spain")
    ("ET" . "Ethiopia")
    ("FI" . "Finland")
    ("FJ" . "Fiji")
    ("FK" . "Falkland Islands")
    ("FM" . "Federated States of Micronesia")
    ("FO" . "Faroe Islands")
    ("FR" . "France")
    ("GA" . "Gabon")
    ("GB" . "United Kingdom")
    ("GD" . "Grenada")
    ("GE" . "Georgia")
    ("GF" . "French Guiana")
    ("GG" . "Guernsey")
    ("GH" . "Ghana")
    ("GI" . "Gibraltar")
    ("GL" . "Greenland")
    ("GM" . "Gambia")
    ("GN" . "Guinea")
    ("GP" . "Guadeloupe")
    ("GQ" . "Equatorial Guinea")
    ("GR" . "Greece")
    ("GS" . "South Georgia and the South Sandwich Islands")
    ("GT" . "Guatemala")
    ("GU" . "Guam")
    ("GW" . "Guinea-Bissau")
    ("GY" . "Guyana")
    ("HK" . "Hong Kong")
    ("HM" . "Heard Island and McDonald Islands")
    ("HN" . "Honduras")
    ("HR" . "Croatia")
    ("HT" . "Haiti")
    ("HU" . "Hungary")
    ("ID" . "Indonesia")
    ("IE" . "Ireland")
    ("IL" . "Israel")
    ("IM" . "Isle of Man")
    ("IN" . "India")
    ("IO" . "British Indian Ocean Territory")
    ("IQ" . "Iraq")
    ("IR" . "Iran")
    ("IS" . "Iceland")
    ("IT" . "Italy")
    ("JE" . "Jersey")
    ("JM" . "Jamaica")
    ("JO" . "Jordan")
    ("JP" . "Japan")
    ("KE" . "Kenya")
    ("KG" . "Kyrgyzstan")
    ("KH" . "Cambodia")
    ("KI" . "Kiribati")
    ("KM" . "Comoros")
    ("KN" . "Saint Kitts and Nevis")
    ("KP" . "North Korea")
    ("KR" . "South Korea")
    ("KW" . "Kuwait")
    ("KY" . "Cayman Islands")
    ("KZ" . "Kazakhstan")
    ("LA" . "Laos")
    ("LB" . "Lebanon")
    ("LC" . "Saint Lucia")
    ("LI" . "Liechtenstein")
    ("LK" . "Sri Lanka")
    ("LR" . "Liberia")
    ("LS" . "Lesotho")
    ("LT" . "Lithuania")
    ("LU" . "Luxembourg")
    ("LV" . "Latvia")
    ("LY" . "Libya")
    ("MA" . "Morocco")
    ("MC" . "Monaco")
    ("MD" . "Moldova")
    ("ME" . "Montenegro")
    ("MF" . "Saint Martin")
    ("MG" . "Madagascar")
    ("MH" . "Marshall Islands")
    ("MK" . "Macedonia")
    ("ML" . "Mali")
    ("MM" . "Burma/Myanmar")
    ("MN" . "Mongolia")
    ("MO" . "Macao")
    ("MP" . "Northern Mariana Islands")
    ("MQ" . "Martinique")
    ("MR" . "Mauritania")
    ("MS" . "Montserrat")
    ("MT" . "Malta")
    ("MU" . "Mauritius")
    ("MV" . "Maldives")
    ("MW" . "Malawi")
    ("MX" . "Mexico")
    ("MY" . "Malaysia")
    ("MZ" . "Mozambique")
    ("NA" . "Namibia")
    ("NC" . "New Caledonia")
    ("NE" . "Niger")
    ("NF" . "Norfolk Island")
    ("NG" . "Nigeria")
    ("NI" . "Nicaragua")
    ("NL" . "Netherlands")
    ("NO" . "Norway")
    ("NP" . "Nepal")
    ("NR" . "Nauru")
    ("NU" . "Niue")
    ("NZ" . "New Zealand")
    ("OM" . "Oman")
    ("PA" . "Panama")
    ("PE" . "Peru")
    ("PF" . "French Polynesia")
    ("PG" . "Papua New Guinea")
    ("PH" . "Philippines")
    ("PK" . "Pakistan")
    ("PL" . "Poland")
    ("PM" . "Saint Pierre and Miquelon")
    ("PN" . "Pitcairn Islands")
    ("PR" . "Puerto Rico")
    ("PS" . "Palestinian territories")
    ("PT" . "Portugal")
    ("PW" . "Palau")
    ("PY" . "Paraguay")
    ("QA" . "Qatar")
    ("RE" . "Rýunion")
    ("RO" . "Romania")
    ("RS" . "Serbia")
    ("RU" . "Russia")
    ("RW" . "Rwanda")
    ("SA" . "Saudi Arabia")
    ("SB" . "Solomon Islands")
    ("SC" . "Seychelles")
    ("SD" . "Sudan")
    ("SE" . "Sweden")
    ("SG" . "Singapore")
    ("SH" . "Saint Helena")
    ("SI" . "Slovenia")
    ("SJ" . "Svalbard and Jan Mayen")
    ("SK" . "Slovakia")
    ("SL" . "Sierra Leone")
    ("SM" . "San Marino")
    ("SN" . "Senegal")
    ("SO" . "Somalia")
    ("SR" . "Suriname")
    ("ST" . "Sýo Tomý and Prýncipe")
    ("SV" . "El Salvador")
    ("SY" . "Syria")
    ("SZ" . "Swaziland")
    ("TC" . "Turks and Caicos Islands")
    ("TD" . "Chad")
    ("TF" . "French Southern Territories")
    ("TG" . "Togo")
    ("TH" . "Thailand")
    ("TJ" . "Tajikistan")
    ("TK" . "Tokelau")
    ("TL" . "East Timor")
    ("TM" . "Turkmenistan")
    ("TN" . "Tunisia")
    ("TO" . "Tonga")
    ("TR" . "Turkey")
    ("TT" . "Trinidad and Tobago")
    ("TV" . "Tuvalu")
    ("TW" . "Taiwan")
    ("TZ" . "Tanzania")
    ("UA" . "Ukraine")
    ("UG" . "Uganda")
    ("UM" . "United States Minor Outlying Islands")
    ("US" . "United States")
    ("UY" . "Uruguay")
    ("UZ" . "Uzbekistan")
    ("VA" . "Vatican City State")
    ("VC" . "Saint Vincent and the Grenadines")
    ("VE" . "Venezuela")
    ("VG" . "British Virgin Islands")
    ("VI" . "Virgin Islands, U.S.")
    ("VN" . "Vietnam")
    ("VU" . "Vanuatu")
    ("WF" . "Wallis and Futuna")
    ("WS" . "Samoa")
    ("YE" . "Yemen")
    ("YT" . "Mayotte")
    ("ZA" . "South Africa")
    ("ZM" . "Zambia")
    ("ZW" . "Zimbabwe")

    ("AC" . "Ascension Island")
    ("CP" . "Clipperton Island")
    ("DG" . "Diego Garcia")
    ("EA" . "Ceuta")
    ("EU" . "European Union")
    ("FX" . "Metropolitan France")
    ("IC" . "Canary Islands")
    ("SU" . "Soviet Union")
    ("TA" . "Tristan da Cunha")
    ("UK" . "United Kingdom")

    ("BU" . "Burma")
    ("CS" . "Serbia and Montenegro")
    ("NT" . "Saudi-Iraqi neutral zone")
    ("SF" . "Finland")
    ("TP" . "East Timor")
    ("YU" . "Yugoslavia")
    ("ZR" . "Zaire")

    ("DY" . "Benin")
    ("EW" . "Estonia")
    ("FL" . "Liechtenstein")
    ("JA" . "Jamaica")
    ("LF" . "Libya Fezzan")
    ("PI" . "Philippines")
    ("RA" . "Argentina")
    ("RB" . "Bolivia")
    ("RC" . "China")
    ("RH" . "Haiti")
    ("RI" . "Indonesia")
    ("RL" . "Lebanon")
    ("RM" . "Madagascar")
    ("RN" . "Niger")
    ("RP" . "Philippines")
    ("WG" . "Grenada")
    ("WL" . "Saint Lucia")
    ("WV" . "Saint Vincent and the Grenadines")
    ("YV" . "Venezuela")))

(defun rw-lacc-get-language (language-code)
  "Get language code from string, e. g. \"en\"."
  (if (string-match "^[a-z][a-z][a-z]?$" language-code)
      (downcase (or (cdr (assoc-string language-code
                                       rw-lacc-language-codes))
                    language-code))
    language-code))

(defun rw-lacc-get-country (country-code)
  "Get country code from string, e. g. \"US\"."
  (if (string-match "^[A-Z][A-Z][A-Z]?$" country-code)
      (or (cdr (assoc-string country-code
                             rw-lacc-country-codes))
          country-code)
    country-code))

(defun rw-lacc-get-language-and-country (language-and-country-code)
  "Get language and country code from string, e. g. \"en_US\" or \"en-US\"."
  (if (string-match "\\(^[a-z][a-z][a-z]?\\)\\([_-]\\)\\([A-Z][A-Z][A-Z]?\\)$"
                    language-and-country-code)
      (let ((language (match-string 1 language-and-country-code))
            (separator (match-string 2 language-and-country-code))
            (country (match-string 3 language-and-country-code)))
        (concat (rw-lacc-get-language language)
                separator
                (rw-lacc-get-country country)))
    language-and-country-code))

(defun rw-lacc-replace-code-in-string (string)
  "Replace language and country code in STRING,
e. g. \"en_US\" to \"english_United States\".
Return a new string containing the replacements."
  (replace-regexp-in-string
   "[a-z][a-z][a-z]?[_-][A-Z][A-Z][A-Z]?"
   '(lambda (str)
      (save-match-data (rw-lacc-get-language-and-country str)))
   string))

(provide 'rw-language-and-country-codes)

;;; rw-language-and-country-codes.el ends here.