Subversion Repositories SmartDukaan

package in.shop2020.support.controllers;

import in.shop2020.support.services.RegisteredUsersGenerator;

import in.shop2020.support.utils.ReportsUtils;

import java.io.ByteArrayOutputStream;

import java.io.IOException;

import javax.servlet.ServletContext;

import javax.servlet.ServletOutputStream;

import javax.servlet.http.HttpServletRequest;

import javax.servlet.http.HttpServletResponse;

import javax.servlet.http.HttpSession;

import org.apache.struts2.convention.annotation.InterceptorRef;

import org.apache.struts2.convention.annotation.InterceptorRefs;

import org.apache.struts2.convention.annotation.Result;

import org.apache.struts2.convention.annotation.Results;

import org.apache.struts2.interceptor.ServletRequestAware;

import org.apache.struts2.interceptor.ServletResponseAware;

import org.apache.struts2.util.ServletContextAware;

import org.slf4j.Logger;

import org.slf4j.LoggerFactory;

@InterceptorRefs({

    @InterceptorRef("defaultStack"),

    @InterceptorRef("login")

})

@Results({

    @Result(name="authfail", type="redirectAction", params = {"actionName" , "reports"})

})

public class RegisteredUsersController implements ServletRequestAware, ServletResponseAware, ServletContextAware {

    private static Logger logger = LoggerFactory.getLogger(RegisteredUsersController.class);

    private HttpServletRequest request;

    private HttpSession session;

    private HttpServletResponse response;

    private ServletContext context;

    private final String authsuccess = "authsuccess";

    private String message = "";

    public RegisteredUsersController() {

    }

    public String index() {

        if(!ReportsUtils.canAccessReport((Long)session.getAttribute(ReportsUtils.ROLE), request.getServletPath())) {

            return "authfail";

        }

        return authsuccess;

    }

    // Handles the POST request (Form Submission)

    public String create() {

        RegisteredUsersGenerator usersReportGenerator = new RegisteredUsersGenerator();

        ByteArrayOutputStream baos = usersReportGenerator.generateRegisteredUsersReport();

        if(baos == null) {

            message = "No registered user exists.";;

            return authsuccess;

        }

        // Preparing XLS file for output

        response.setContentType("application/vnd.ms-excel");

        response.setHeader("Content-disposition", "inline; filename=registered-users" + ".xls");

        ServletOutputStream sos;

        try {

            sos = response.getOutputStream();

            baos.writeTo(sos);

            sos.flush();

        } catch (IOException e) {

            logger.error("Error streaming registered users report");

        }

        return authsuccess;

    }

    public String getMessage() {

        return message;

    }

    @Override

    public void setServletRequest(HttpServletRequest req) {

        this.request = req;

        this.session = req.getSession();        

    }

    @Override

    public void setServletResponse(HttpServletResponse res) {

        this.response = res;

    }

    @Override

    public void setServletContext(ServletContext context) {

        this.context = context;

    }

    public String getServletContextPath() {

        return context.getContextPath();

    }

}