com.hangum.tadpole.commons.util.RequestInfoUtils.java Source code

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Here is the source code for com.hangum.tadpole.commons.util.RequestInfoUtils.java

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/*******************************************************************************
 * Copyright (c) 2013 hangum.
 * All rights reserved. This program and the accompanying materials
 * are made available under the terms of the GNU Lesser Public License v2.1
 * which accompanies this distribution, and is available at
 * http://www.gnu.org/licenses/old-licenses/gpl-2.0.html
 * 
 * Contributors:
 *     hangum - initial API and implementation
 ******************************************************************************/
package com.hangum.tadpole.commons.util;

import java.util.Locale;

import javax.servlet.http.HttpServletRequest;

import org.apache.commons.lang.StringUtils;
import org.apache.log4j.Logger;
import org.eclipse.rap.rwt.RWT;

import com.hangum.tadpole.commons.libs.core.define.PublicTadpoleDefine;

/**
 * <pre>
 * ?   
 * 
 * 1. email.
 * 2. accept ip
 * 3. os
 * 4. brower
 * 5. full version
 * </pre>
 * 
 * @author hangum
 *
 */
public class RequestInfoUtils {
    private static final Logger logger = Logger.getLogger(RequestInfoUtils.class);

    /**
     * Return request locale
     * 
     * @return
     */
    public static String getDisplayLocale() {
        HttpServletRequest request = RWT.getRequest();
        Locale locale = request.getLocale();
        return locale.getDisplayLanguage(Locale.ENGLISH);
    }

    /**
     * ? ?    ??, ? ?  .
     * 
     * @return
     */
    public static boolean isSupportBrowser() {
        ServletUserAgent sua = new ServletUserAgent();
        sua.detect(RWT.getRequest());

        String strBrowser = sua.getBrowserType().toString();
        if (logger.isDebugEnabled()) {
            logger.debug("Browser is " + strBrowser);
            logger.debug("version is " + sua.getMajorVersion());
        }

        for (PublicTadpoleDefine.TADPOLE_SUPPORT_BROWSER supportBrowser : PublicTadpoleDefine.TADPOLE_SUPPORT_BROWSER
                .values()) {
            if ("IE".equals(strBrowser)) {
                if (10 > sua.getMajorVersion())
                    return false;
                else
                    return true;
            } else {
                if (strBrowser.equalsIgnoreCase(supportBrowser.toString()))
                    return true;
            }
        }

        return false;
    }

    /**
     * Get user browser and browser version information.
     * 
     * @return
     */
    public static String getUserBrowser() {
        ServletUserAgent sua = new ServletUserAgent();
        sua.detect(RWT.getRequest());

        String strBrowser = sua.getBrowserType().toString();
        String strFullVersion = sua.getFullVersion() + sua.getMajorVersion();

        return strBrowser + " Ver" + strFullVersion;
    }

    /**
     * ? ??
     * 
     * @param prefixMsg
     * @param email
     * @return
     */
    public static String requestInfo(String prefixMsg, String email) {
        StringBuffer retMsg = new StringBuffer(prefixMsg + "\r\n");

        ServletUserAgent sua = new ServletUserAgent();
        sua.detect(RWT.getRequest());
        String strOs = sua.getOSSimpleType().toString();
        String strBrowser = sua.getBrowserType().toString();
        String strFullVersion = sua.getFullVersion() + sua.getMajorVersion();

        retMsg.append("[email]" + email + "[ip]" + RWT.getRequest().getLocalAddr() + "\r\n");
        retMsg.append("[os]" + strOs + "[browser]" + strBrowser + "[full version]" + strFullVersion);

        return retMsg.toString();
    }

    /**
     * ?? os .
     * 
     * @return
     */
    public static ServletUserAgent.OS_SIMPLE_TYPE findOSSimpleType() {
        ServletUserAgent sua = new ServletUserAgent();
        sua.detect(RWT.getRequest());

        return sua.getOSSimpleType();
    }

    /**
     * user request ip
     * 
     * @return
     */
    public static String getRequestIP() {
        HttpServletRequest request = RWT.getRequest();

        String strIP = request.getHeader("X-Forwarded-For");
        //      if(logger.isDebugEnabled()) logger.debug("X-Forwarded-For: " + strIP);

        if (StringUtils.defaultString(strIP).length() == 0 || "unknown".equalsIgnoreCase(strIP)) {
            strIP = request.getHeader("Proxy-Client-IP");
            //          if(logger.isDebugEnabled()) logger.debug("Proxy-Client-IP[ip]" + strIP);
        }
        if (StringUtils.defaultString(strIP).length() == 0 || "unknown".equalsIgnoreCase(strIP)) {
            strIP = request.getHeader("WL-Proxy-Client-IP");
            //          if(logger.isDebugEnabled()) logger.debug("WL-Proxy-Client-IP[ip]" + strIP);
        }
        if (StringUtils.defaultString(strIP).length() == 0 || "unknown".equalsIgnoreCase(strIP)) {
            strIP = request.getHeader("HTTP_CLIENT_IP");
            //          if(logger.isDebugEnabled()) logger.debug("HTTP_CLIENT_IP[ip]" + strIP);
        }
        if (StringUtils.defaultString(strIP).length() == 0 || "unknown".equalsIgnoreCase(strIP)) {
            strIP = request.getHeader("HTTP_X_FORWARDED_FOR");
            //          if(logger.isDebugEnabled()) logger.debug("HTTP_X_FORWARDED_FOR[ip]" + strIP);
        }
        if (StringUtils.defaultString(strIP).length() == 0 || "unknown".equalsIgnoreCase(strIP)) {
            strIP = request.getRemoteAddr();
            //          if(logger.isDebugEnabled()) logger.debug("[ip]" + strIP);
        }

        return strIP;
    }

}