AccountController
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/*
* Click nbfs://nbhost/SystemFileSystem/Templates/Licenses/license-default.txt to change this license
* Click nbfs://nbhost/SystemFileSystem/Templates/JSP_Servlet/Servlet.java to edit this template
*/
package Controllers;
import DAOs.AccountDAO;
import DAOs.EmailSender;
import Models.Account;
import java.io.IOException;
import java.io.PrintWriter;
import jakarta.servlet.ServletException;
import jakarta.servlet.http.Cookie;
import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.servlet.http.HttpSession;
import java.sql.SQLException;
import java.util.logging.Level;
import java.util.logging.Logger;
/**
*
* @author MSI GTX
*/
public class AccountController extends HttpServlet {
/**
* Processes requests for both HTTP <code>GET</code> and <code>POST</code>
* methods.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
protected void processRequest(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
response.setContentType("text/html;charset=UTF-8");
try ( PrintWriter out = response.getWriter()) {
/* TODO output your page here. You may use following sample code. */
out.println("<!DOCTYPE html>");
out.println("<html>");
out.println("<head>");
out.println("<title>Servlet AccountController</title>");
out.println("</head>");
out.println("<body>");
out.println("<h1>Servlet AccountController at " + request.getContextPath() + "</h1>");
out.println("</body>");
out.println("</html>");
}
}
// <editor-fold defaultstate="collapsed" desc="HttpServlet methods. Click on the + sign on the left to edit the code.">
/**
* Handles the HTTP <code>GET</code> method.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doGet(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
String path = request.getRequestURI();
if (path.endsWith("/AccountController/index")) {
request.getRequestDispatcher("/index.jsp").forward(request, response);
} else {
if (path.endsWith("/AccountController/login")) {
request.getRequestDispatcher("/login.jsp").forward(request, response);
} else {
if (path.endsWith("/AccountController/forgot")) {
request.getRequestDispatcher("/forgot.jsp").forward(request, response);
}
}
}
}
/**
* Handles the HTTP <code>POST</code> method.
*
* @param request servlet request
* @param response servlet response
* @throws ServletException if a servlet-specific error occurs
* @throws IOException if an I/O error occurs
*/
@Override
protected void doPost(HttpServletRequest request, HttpServletResponse response)
throws ServletException, IOException {
AccountDAO dao = new AccountDAO();
if (request.getParameter("submit") != null && request.getParameter("submit").equals("Create")) {
response.sendRedirect("/AccountController/login");
}
//tạo tài khoản
if (request.getParameter("btnsignup") != null && request.getParameter("btnsignup").equals("Sign Up")) {
String fullname = request.getParameter("fullname");
String emails = request.getParameter("emails");
String address = request.getParameter("address");
int phone = Integer.parseInt(request.getParameter("phone"));
String password = request.getParameter("passwords");
boolean checkEmail = dao.checkemail(emails);
String hashedPassword = dao.encryptToMD5(password);
// kiểm tra email có tồn tại hay chưa
if (checkEmail) {
response.getWriter().write("<script>alert('The email already exists in the database.');</script>");
response.getWriter().write("<script>window.history.back();</script>");
} else {
//gửi thông báo tới email người dùng chưa làm được
EmailSender.sendRegistrationEmail(emails);
//thêm tài khoản vào account có băm mật khẩu
Account ac = new Account(fullname, emails, address, phone, hashedPassword);
int kq = dao.AddAccount(ac);
if (kq == 0) {
//nếu sai thì báo là không tạo được và vẫn ở lại trang
response.getWriter().write("<script>alert('Registration failed.');</script>");
response.getWriter().write("<script>window.location.href='/AccountController/login';</script>");
} else {
//tạo được thì báo thành công chuyển qua trang index
response.getWriter().write("<script>alert('Registration successful.');</script>");
response.getWriter().write("<script>window.location.href='/AccountController/index';</script>");
}
}
}
// dăng nhập tài khoản
if (request.getParameter("btnlogin") != null && request.getParameter("btnlogin").equals("Login")) {
boolean kq = false;
try {
String email = request.getParameter("email");
String pass = request.getParameter("password");
Account acc = new Account(null, email, null, 0, pass);
kq = dao.login(acc);
if (kq) {
//tạo cookie có giá trị trong 3 ngày
Cookie c = new Cookie("quantri", email);
c.setMaxAge(3 * 60 * 60);
response.addCookie(c);
response.sendRedirect("/AccountController/index");
} else {
response.getWriter().write("<script>window.history.back();</script>");
}
} catch (SQLException ex) {
Logger.getLogger(AccountController.class.getName()).log(Level.SEVERE, null, ex);
}
}
if (request.getParameter("btnforgot") != null && request.getParameter("btnforgot").equals("Kiểm tra")) {
String emailse = request.getParameter("emailse");
boolean checkEmail = dao.checkemail(emailse);
if (checkEmail) {
HttpSession session = request.getSession();
session.setAttribute("emailse", emailse);
response.getWriter().write("<script>window.location.href='/AccountController/forgot';</script>");
} else {
response.getWriter().write("<script>window.history.back();</script>");
}
}
if (request.getParameter("btnforgotpass") != null && request.getParameter("btnforgotpass").equals("SignUp")) {
String passwords = request.getParameter("password");
HttpSession session = request.getSession();
String emailse = (String) session.getAttribute("emailse");
String hashedPassword = dao.encryptToMD5(passwords);
Account aac = new Account(null, emailse, null, 0, hashedPassword);
int kq = dao.Update(aac);
if (kq == 0) {
response.getWriter().write("<script>window.location.href='/AccountController/forgot';</script>");
} else {
response.getWriter().write("<script>window.location.href='/AccountController/login';</script>");
}
}
}
/**
* Returns a short description of the servlet.
*
* @return a String containing servlet description
*/
@Override
public String getServletInfo() {
return "Short description";
}// </editor-fold>
}