com.bluexml.side.framework.alfresco.shareLanguagePicker.MyLocalResolver.java Source code

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Here is the source code for com.bluexml.side.framework.alfresco.shareLanguagePicker.MyLocalResolver.java

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/*
Copyright (C) 2007-20013  BlueXML - www.bluexml.com
    
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 com.bluexml.side.framework.alfresco.shareLanguagePicker;

import java.util.Locale;

import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import javax.servlet.http.HttpSession;

import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.springframework.beans.BeansException;
import org.springframework.context.ApplicationContext;
import org.springframework.context.ApplicationContextAware;
import org.springframework.extensions.surf.RequestContext;
import org.springframework.extensions.surf.RequestContextUtil;
import org.springframework.extensions.surf.util.I18NUtil;
import org.springframework.web.servlet.LocaleResolver;

/**
 * SIDE Extension
 * SIDE Local resolver that allow to get Local from user preferences
 * @author davidabad
 */
public class MyLocalResolver implements LocaleResolver, ApplicationContextAware {
    private static final Log logger = LogFactory.getLog(MyLocalResolver.class);
    ApplicationContext applicationContext;

    static {
        logger.debug("MyLocalResolver Class Loaded");
        logger.debug("MyLocalResolver default locale is :" + Locale.getDefault());
    }

    public Locale resolveLocale(HttpServletRequest request) {
        HttpSession session = request.getSession();
        logger.debug("[resolveLocale] ...");
        logger.debug("[resolveLocale] session Id :" + session.getId());
        Locale l = null;

        RequestContext initRequestContext;
        try {
            initRequestContext = RequestContextUtil.initRequestContext(applicationContext, request);
            String languageFromLayoutParam = LanguageSetter.getLanguageFromLayoutParam(request, initRequestContext);
            l = new Locale(languageFromLayoutParam);
        } catch (Exception e) {
            logger.error("oups " + e.getMessage(), e);
            e.printStackTrace();
        }
        logger.debug("[resolveLocale] resolveLocale = " + l);
        if (l == null) {
            l = Locale.getDefault();
            logger.warn("[resolveLocale] back to default (local is null)= " + l);
        }

        setLocale(request, null, l);

        return l;
    }

    public void setLocale(HttpServletRequest request, HttpServletResponse response, Locale locale) {
        logger.debug("setLocale " + locale.getLanguage());
        request.getSession().setAttribute(LanguageSetter.SHARE_LANG, locale.getLanguage());
        I18NUtil.setLocale(locale);
    }

    public void setApplicationContext(ApplicationContext applicationContext) throws BeansException {
        this.applicationContext = applicationContext;

    }

}