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Direktori : /home/opti/workflow/node_modules/country-language/
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Current File : /home/opti/workflow/node_modules/country-language/index.js

var _ = require('underscore')
  , _d = require('underscore.deep')
  , utils = require('./utils')
  , data = require('./data.json');

_.mixin(_d);

var noop = function(err, value) {
  if (err) return err;
  return value;
};

exports.getCountries = function () {
  return data.countries;
};

exports.getLanguages = function () {
  return data.languages;
};

exports.getLanguageFamilies = function () {
  return data.languageFamilies;
};

exports.getLanguageCodes = function (codeType, cb) {
  var languages = data.languages
    , cType
    , cTypeNames = [ 'iso639_1', 'iso639_2en', 'iso639_3']
    , codes = [];

  cb = cb || utils.isFunction(codeType) ? codeType : noop;

  codeType = (codeType && !utils.isFunction(codeType)) ? codeType : 1;
  codeType = Math.floor(Number(codeType));
  if (isNaN(codeType) || codeType < 1 || codeType > cTypeNames.length) {
    return cb('Wrong language code type provided. Valid values: 1, 2, 3 for iso639-1, iso639-2, iso639-3 respectively');
  }
  cType = cTypeNames[codeType - 1];
  _.each(languages, function (language) {
    if (language[cType]) codes.push(language[cType]);
  });

  return cb(null, codes);
};

exports.getCountryCodes = function (codeType, cb) {
  var countries = data.countries
    , cType
    , cTypeNames = [ 'numCode', 'code_2', 'code_3' ]
    , codes = [];

  cb = cb || utils.isFunction(codeType) ? codeType : noop;

  codeType = (codeType && !utils.isFunction(codeType)) ? codeType : 2;
  codeType = Math.floor(Number(codeType));
  if (isNaN(codeType) || codeType < 1 || codeType > cTypeNames.length) {
    return cb('Wrong country code type provided. Valid values: 1, 2, 3 for numeric code, alpha-2, alpha-3 respectively');
  }
  cType = cTypeNames[codeType - 1];
  _.each(countries, function (country) {
    if (country[cType]) codes.push(country[cType]);
  });

  return cb(null, codes);
};

exports.languageCodeExists = function (code) {
  var codes
    , exists;

  if (!code) return false;
  code = code.toLowerCase();
  for (var i = 1; i < 4; i++) {
    codes = exports.getLanguageCodes(i);
    exists = _.indexOf(codes, code) != -1;
    if (exists) break;
  }

  return exists;
};

exports.countryCodeExists = function (code) {
  var codes
    , exists;

  if (!code) return false;
  code = code.toUpperCase();
  for (var i = 1; i < 4; i++) {
    codes = exports.getCountryCodes(i);
    exists = _.indexOf(codes, code) != -1;
    if (exists) break;
  }

  return exists;
};

exports.getCountry  = function (code, cb, noLangInfo) {
  var countries = data.countries
    , country
    , codeFld
    , langs;

  if ('string' !== typeof code) {
    return cb('No country code provided');
  }
  cb = cb || noop;
  code = code.toUpperCase();

  if (code.length == 2) {
    codeFld = 'code_2';
  } else if (code.length == 3) {
    codeFld = 'code_3';
  }

  if (codeFld) {
    country = _.find(countries, function (c) {
      return c[codeFld] == code;
    });
    if (!country) {
      return cb('There is no country with code "' + code + '"');
    }
    country = _.deepClone(country);
    if (!noLangInfo) {
      langs = country.languages;
      country.languages = [];
      _.each(langs, function (l) {
        country.languages.push(exports.getLanguage(l, null, true));
      });
    }
    return cb(null, country);
  } else {
    return cb('Wrong type of country code provided');
  }
};

exports.getLanguage = function (code, cb, noCountryInfo) {
  var languages = data.languages
    , language
    , codeFld = []
    , countrs;

  cb = cb || noop;

  if ('string' !== typeof code) {
    return cb('No language code provided');
  }
  code = code.toLowerCase();

  if (code.length == 2) {
    codeFld.push('iso639_1');
  } else if (code.length == 3) {
    codeFld.push('iso639_2');
    codeFld.push('iso639_2en');
    codeFld.push('iso639_3');
  }

  if (codeFld) {
    for (var i = 0; i < codeFld.length; i++) {
      language = _.find(languages, function (l) {
        return l[codeFld[i]] == code;
      });
      if (language) break;
    }
    if (!language) {
      return cb('There is no language with code "' + code + '"');
    }
    language = _.deepClone(language);
    if (!noCountryInfo) {
      countrs = language.countries;
      language.countries = [];
      _.each(countrs, function (c) {
        language.countries.push(exports.getCountry(c, null, true));
      });
    }
    return cb(null, language);
  } else {
    return cb('Wrong type of language code provided');
  }
};

exports.getCountryLanguages = function (code, cb) {
  var codes = [];

  cb = cb || noop;

  exports.getCountry(code, function (err, country) {
    if (err) return cb(err);
    _.each(country.languages, function (l) {
      codes.push({
          iso639_1: l.iso639_1
        , iso639_2: l.iso639_2en
        , iso639_3: l.iso639_3
      });
    });
  });
  return cb(null, codes);
};

exports.getLanguageCountries = function (code, cb) {
  var codes = [];

  cb = cb || noop;

  exports.getLanguage(code, function (err, language) {
    if (err) return cb(err);
    _.each(language.countries, function (c) {
      codes.push({
          code_2: c.code_2
        , code_3: c.code_3
        , numCode: c.numCode
      });
    });
  });
  return cb(null, codes);
};

exports.getCountryMsLocales = function (code, cb) {
  var codes = [];

  cb = cb || noop;

  exports.getCountry(code, function (err, country) {
    if (err) return cb(err);
    codes = country.langCultureMs;
  });
  return cb(null, codes);
};

exports.getLanguageMsLocales = function (code, cb) {
  var codes = [];

  cb = cb || noop;

  exports.getLanguage(code, function (err, language) {
    if (err) return cb(err);
    codes = language.langCultureMs;
  });
  return cb(null, codes);
};

exports.getLanguageFamilyMembers = function (family, cb) {
  var languages = data.languages
    , check
    , members
    , ret = [];

  cb = cb || noop;

  if ('string' !== typeof family) {
    return cb('No language family provided');
  }
  family = family.toLowerCase();

  check = _.find(data.languageFamilies, function (f) {
    return f.toLowerCase() == family;
  });
  if (!check) {
    return cb('There is no language family "' + family + '"');
  }

  members = _.filter(languages, function (l) {
    return l.family.toLowerCase() == family;
  });
  _.each(members, function (l) {
    ret.push(exports.getLanguage(l.iso639_3));
  });
  return cb(null, ret);
};

exports.getLocales = function (mode) {
  var locales = data.locales
    , ret = []
    , loc2;
  locales.forEach(function (loc) {
    loc2 = loc[2] ? '-' + loc[2] : '';
    if (mode) {
      ret.push(loc[0] + loc2 + '-' + loc[1]);
    } else {
      ret.push(loc[0] + '-' + loc[1] + loc2);
    }
  });
  return ret;
}

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