Subversion Repositories SmartDukaan

package in.shop2020.serving.interceptors;

import in.shop2020.serving.services.UserSessionInfo;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import javax.servlet.http.HttpSession;

import org.apache.log4j.Logger;

import org.apache.struts2.ServletActionContext;

import com.opensymphony.xwork2.ActionInvocation;

import com.opensymphony.xwork2.interceptor.AbstractInterceptor;

public class LoginInterceptor extends AbstractInterceptor {

	/**

	 * 

	 */

	private static final long serialVersionUID = 1L;

	private static Logger log = Logger.getLogger(Class.class);

	@Override

	public String intercept(ActionInvocation invocation) throws Exception {

		HttpServletRequest request = ServletActionContext.getRequest();

		HttpServletResponse response = ServletActionContext.getResponse();

        HttpSession session = request.getSession(); // Get the existing session or create a new one

        UserSessionInfo userInfo = (UserSessionInfo) session.getAttribute(UserInterceptor.USER_INFO);

        if(userInfo == null || !userInfo.isLoggedIn()){

        	response.sendRedirect("login?redirectUrl=" + getRedirectUrl(request));

        	return null;

     	}

		return invocation.invoke();

	}

	public String getRedirectUrl(HttpServletRequest request) {

		String queryString = request.getQueryString();

		if (queryString == null) {

			queryString = "";

		} else {

			queryString = "?" + queryString;

		}

		log.info("Redirect Url : " + request.getRequestURI() + queryString);

		return request.getRequestURI() + queryString;

	}

}