mirror of
https://github.com/kmitresse/Cards-Rush.git
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fix(DevWeb): Correct redirection from login
This commit is contained in:
Lucàs
@@ -7,29 +7,16 @@
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package uppa.project.servlet;
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import com.google.gson.Gson;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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import com.google.gson.JsonParser;
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import jakarta.servlet.ServletException;
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import jakarta.servlet.annotation.WebServlet;
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import jakarta.servlet.http.HttpServlet;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.io.PrintWriter;
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import uppa.project.dao.DAO;
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import uppa.project.dao.DAOException;
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import uppa.project.dao.jpa.Game_JPA_DAO_Factory;
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import uppa.project.pojo.json.ErrorResponse;
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import uppa.project.pojo.User;
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import uppa.project.pojo.json.LoginResponse;
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import uppa.project.utils.HttpRequestUtils;
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@WebServlet(name = "loginServlet", value = "/login")
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public class LoginServlet extends HttpServlet {
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private final Gson gson = new Gson();
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public void init() {
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}
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@@ -42,73 +29,6 @@ public class LoginServlet extends HttpServlet {
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request.getRequestDispatcher("/WEB-INF/views/login.jsp").forward(request, response);
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}
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public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {
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response.setContentType("application/json");
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response.setCharacterEncoding("UTF-8");
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PrintWriter out = response.getWriter();
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// Convert the string to a JSON object
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JsonObject jsonBody;
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try {
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String requestBody = HttpRequestUtils.getRequestBody(request);
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jsonBody = JsonParser.parseString(requestBody).getAsJsonObject();
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} catch (Exception e) {
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int STATUS = 400;
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ErrorResponse error = new ErrorResponse(STATUS, "Bad Request", "Invalid JSON");
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response.setStatus(STATUS);
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out.println(gson.toJson(error));
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return;
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}
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// Check if the username and password are present
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JsonElement username = jsonBody.get("username");
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JsonElement password = jsonBody.get("password");
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if (username == null || password == null) {
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int STATUS = 400;
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ErrorResponse error = new ErrorResponse(STATUS, "Bad Request", "Username and password are required");
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response.setStatus(STATUS);
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out.println(gson.toJson(error));
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return;
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}
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// Get User from database matching the username and password
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User user = LoginServlet.loginUser(username.getAsString(), password.getAsString());
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if (user == null) {
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int STATUS = 401;
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ErrorResponse error = new ErrorResponse(STATUS, "Unauthorized", "Invalid username or password");
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response.setStatus(STATUS);
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out.println(gson.toJson(error));
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return;
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}
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// Set the user in the session
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request.getSession().setAttribute("user", user);
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// Return the user as JSON
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LoginResponse loginResponse = new LoginResponse(200, user, request.getContextPath() + "/main-menu");
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String json = gson.toJson(loginResponse);
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out.println(json);
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out.flush();
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}
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private static User loginUser(String username, String password) {
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Game_JPA_DAO_Factory factory = new Game_JPA_DAO_Factory();
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try {
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DAO<User> userDao = factory.getDAOUser();
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User[] users = userDao.findByField("username", username);
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for (User user : users) {
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if (user.verifyPassword(password)) return user;
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}
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} catch (DAOException e) {
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throw new RuntimeException(e);
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}
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return null;
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}
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public void destroy() {
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}
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}
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@@ -0,0 +1,104 @@
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/*
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* LoginServlet.java, 20/03/2024
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* UPPA M1 TI 2023-2024
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* Pas de copyright, aucun droits
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*/
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package uppa.project.servlet.api.auth;
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import com.google.gson.Gson;
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import com.google.gson.JsonElement;
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import com.google.gson.JsonObject;
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import com.google.gson.JsonParser;
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import jakarta.servlet.annotation.WebServlet;
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import jakarta.servlet.http.HttpServlet;
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import jakarta.servlet.http.HttpServletRequest;
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import jakarta.servlet.http.HttpServletResponse;
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import java.io.IOException;
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import java.io.PrintWriter;
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import uppa.project.dao.DAO;
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import uppa.project.dao.DAOException;
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import uppa.project.dao.jpa.Game_JPA_DAO_Factory;
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import uppa.project.pojo.User;
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import uppa.project.pojo.json.ErrorResponse;
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import uppa.project.pojo.json.LoginResponse;
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import uppa.project.utils.HttpRequestUtils;
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@WebServlet(name = "authLoginServlet", value = "/api/auth/login")
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public class AuthLoginServlet extends HttpServlet {
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private final Gson gson = new Gson();
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public void init() {
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}
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public void doPost(HttpServletRequest request, HttpServletResponse response) throws IOException {
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response.setContentType("application/json");
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response.setCharacterEncoding("UTF-8");
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PrintWriter out = response.getWriter();
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// Convert the string to a JSON object
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JsonObject jsonBody;
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try {
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String requestBody = HttpRequestUtils.getRequestBody(request);
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jsonBody = JsonParser.parseString(requestBody).getAsJsonObject();
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} catch (Exception e) {
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int STATUS = 400;
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ErrorResponse error = new ErrorResponse(STATUS, "Bad Request", "Invalid JSON");
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response.setStatus(STATUS);
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out.println(gson.toJson(error));
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return;
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}
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// Check if the username and password are present
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JsonElement username = jsonBody.get("username");
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JsonElement password = jsonBody.get("password");
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if (username == null || password == null) {
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int STATUS = 400;
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ErrorResponse error = new ErrorResponse(STATUS, "Bad Request", "Username and password are required");
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response.setStatus(STATUS);
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out.println(gson.toJson(error));
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return;
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}
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// Get User from database matching the username and password
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User user = AuthLoginServlet.loginUser(username.getAsString(), password.getAsString());
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if (user == null) {
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int STATUS = 401;
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ErrorResponse error = new ErrorResponse(STATUS, "Unauthorized", "Invalid username or password");
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response.setStatus(STATUS);
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out.println(gson.toJson(error));
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return;
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}
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// Set the user in the session
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request.getSession().setAttribute("user", user);
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// Return the user as JSON
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LoginResponse loginResponse = new LoginResponse(200, user, request.getContextPath() + "/main-menu");
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String json = gson.toJson(loginResponse);
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out.println(json);
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out.flush();
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}
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private static User loginUser(String username, String password) {
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Game_JPA_DAO_Factory factory = new Game_JPA_DAO_Factory();
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try {
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DAO<User> userDao = factory.getDAOUser();
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User[] users = userDao.findByField("username", username);
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for (User user : users) {
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if (user.verifyPassword(password)) return user;
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}
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} catch (DAOException e) {
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throw new RuntimeException(e);
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}
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return null;
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}
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public void destroy() {
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}
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}
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