/*
*
* Copyright (C) 2007-2015 Licensed to the Comunes Association (CA) under
* one or more contributor license agreements (see COPYRIGHT for details).
* The CA licenses this file to you under the GNU Affero General Public
* License version 3, (the "License"); you may not use this file except in
* compliance with the License. This file is part of kune.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU Affero General Public License as
* published by the Free Software Foundation, either version 3 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 Affero General Public License for more details.
*
* You should have received a copy of the GNU Affero General Public License
* along with this program. If not, see <http://www.gnu.org/licenses/>.
*
*/
package cc.kune.common.shared.utils;
// TODO: Auto-generated Javadoc
/**
* The Class I18nBasicUtils. Some code from Apache Wave SessionLocale.java. FIXME use SessionLocale in the future
*
* @author vjrj@ourproject.org (Vicente J. Ruiz Jurado)
*/
public class I18nBasicUtils {
/**
* RFC 3066 pattern for language (primary subtag).
*/
private static final String LANG_PATTERN = "[a-zA-Z]{1,8}";
/** The Constant DEFAULT_LANG. */
private static final String DEFAULT_LANG = "en";
/**
* Calculate the language fragment from a RFC 3066 locale.
*
* @param localeString
* the locale string (en_US, en, es_AR, etc)
* @return the language fragment (en, en, es)
*/
public static String getLanguage(String localeString) {
localeString = localeString == null || localeString.equals("default") ? "en" : localeString;
String[] split = localeString.split("[_-]");
if ((split.length > 0) && split[0].matches(LANG_PATTERN)) {
return split[0];
} else {
return DEFAULT_LANG;
}
}
/**
* Java locale normalize (uses _ and uppercase countries).
*
* @param localeString the locale string
* @return the string
*/
public static String javaLocaleNormalize(String localeString) {
String[] split = localeString.split("[_-]");
String lang;
if ((split.length > 0) && split[0].matches(LANG_PATTERN)) {
lang = split[0];
} else {
lang = DEFAULT_LANG;
}
if (split.length > 1) {
return lang + "_" + split[1].toUpperCase();
} else {
return lang;
}
}
}