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package in.shop2020.serving.interceptors;
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package in.shop2020.serving.interceptors;
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import java.util.Map;
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import in.shop2020.serving.services.UserSessionInfo;
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import in.shop2020.serving.services.UserSessionInfo;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletRequest;
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import javax.servlet.http.HttpServletResponse;
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import javax.servlet.http.HttpSession;
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import javax.servlet.http.HttpSession;
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import org.apache.juli.logging.Log;
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import org.apache.juli.logging.LogFactory;
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import org.apache.log4j.Logger;
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import org.apache.log4j.Logger;
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import org.apache.struts2.ServletActionContext;
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import org.apache.struts2.ServletActionContext;
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import org.apache.struts2.convention.annotation.Result;
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import com.opensymphony.xwork2.ActionContext;
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import com.opensymphony.xwork2.ActionInvocation;
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import com.opensymphony.xwork2.ActionInvocation;
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import com.opensymphony.xwork2.interceptor.AbstractInterceptor;
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import com.opensymphony.xwork2.interceptor.AbstractInterceptor;
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public class LoginInterceptor extends AbstractInterceptor {
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public class LoginInterceptor extends AbstractInterceptor {
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	 *
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	 *
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	 */
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	 */
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	private static final long serialVersionUID = 1L;
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	private static final long serialVersionUID = 1L;
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	private static Logger log = Logger.getLogger(Class.class);
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	private static Logger log = Logger.getLogger(Class.class);
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	public static String REDIRECT_URL = "REDIRECT_URL";
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	@Override
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	@Override
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	public String intercept(ActionInvocation invocation) throws Exception {
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	public String intercept(ActionInvocation invocation) throws Exception {
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		HttpServletRequest request = ServletActionContext.getRequest();
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		HttpServletRequest request = ServletActionContext.getRequest();
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		HttpServletResponse response = ServletActionContext.getResponse();
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        HttpSession session = request.getSession(); // Get the existing session or create a new one
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        HttpSession session = request.getSession(); // Get the existing session or create a new one
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        UserSessionInfo userInfo = (UserSessionInfo) session.getAttribute(UserInterceptor.USER_INFO);
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        UserSessionInfo userInfo = (UserSessionInfo) session.getAttribute(UserInterceptor.USER_INFO);
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        if(userInfo == null || !userInfo.isLoggedIn()){
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        if(userInfo == null || !userInfo.isLoggedIn()){
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			setRedirectUrl(request);
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        	response.sendRedirect("login?redirectUrl=" + getRedirectUrl(request));
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			return "login";
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        	return null;
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		}
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     	}
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		return invocation.invoke();
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		return invocation.invoke();
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	}
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	}
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	public void setRedirectUrl(HttpServletRequest request) {
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	public String getRedirectUrl(HttpServletRequest request) {
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		String queryString = request.getQueryString();
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		String queryString = request.getQueryString();
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		if (queryString == null) {
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		if (queryString == null) {
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			queryString = "";
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			queryString = "";
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		} else {
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		} else {
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			queryString = "?" + queryString;
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			queryString = "?" + queryString;
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		}
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		}
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		log.info("Redirect Url : " + request.getRequestURI() + queryString);
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		log.info("Redirect Url : " + request.getRequestURI() + queryString);
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		request.getSession().setAttribute(REDIRECT_URL,
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				request.getRequestURI() + queryString);
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		return request.getRequestURI() + queryString;
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	}
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	}
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}
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}