package edu.liusong.servlet;

import java.io.IOException;
import java.io.PrintWriter;

import javax.servlet.ServletException;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;

import edu.liusong.common.MD5;
import edu.liusong.common.URLEncoder;
import edu.liusong.dao.UserDAO;
import edu.liusong.mo.User;

public class UpdateUserServlet extends HttpServlet {

	/**
	 * The doPost method of the servlet. <br>
	 *
	 * This method is called when a form has its tag value method equals to post.
	 * 
	 * @param request the request send by the client to the server
	 * @param response the response send by the server to the client
	 * @throws ServletException if an error occurred
	 * @throws IOException if an error occurred
	 */
	public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {

		User user=(User) request.getSession().getAttribute("user");
		if(request.getParameter("password")!=null){
			user.setPassword(new MD5().getMD5ofStr(request.getParameter("password")));
		}
		if(request.getParameter("department")!=null){
			user.setDepartment(request.getParameter("department"));
		}
		int i=new UserDAO().update(user);
		if(i>0){
			String []params={"msg"};
			String []values={"更新成功"};
			response.sendRedirect(URLEncoder.encodeURL("index.jsp",params,values,"utf-8"));
		}else{
			String []params={"msg"};
			String []values={"更新失敗"};
			response.sendRedirect(URLEncoder.encodeURL("index.jsp",params,values,"utf-8"));
		}
	}

}