Refacto Authent

WEB-INF/src/controleurs/Authent.java

 package controleurs;
 
 import dao.UserDAO;
+import dto.User;
 import jakarta.servlet.annotation.WebServlet;
 import jakarta.servlet.http.HttpServlet;
 import jakarta.servlet.http.HttpServletRequest;
 import jakarta.servlet.http.HttpServletResponse;
 
+import java.io.IOException;
+import java.io.PrintWriter;
+
 @WebServlet("/Authentification")
 public class Authent extends HttpServlet {
 
     @Override
-    public void service(HttpServletRequest req, HttpServletResponse res){}
+    public void service(HttpServletRequest req, HttpServletResponse res) throws IOException {
+        PrintWriter out = res.getWriter();
+        UserDAO userdao = new UserDAO();
+        User user = userdao.getUserByLogs(req.getParameter("login"), req.getParameter("pwd"));
+
+        if (userdao.isDatabased(user)){
+            out.println("<h1>Bienvenue " + user.getUserName() + " !</h1>");
+        }else{
+            out.println("<h1>Partez de chez moi ?!</h1>");
+        }
+    }
 }

WEB-INF/src/dao/UserDAO.java

@@ -37,11 +37,34 @@ public class UserDAO extends HttpServlet{
         return users;
     }
 
+    public boolean isDatabased(User user) {
+        boolean isIn = false;
+
+        try {
+            PreparedStatement stmt = con.prepareStatement("SELECT * FROM userAccount WHERE userid=?");
+            stmt.setInt(1, user.getId());
+
+            ResultSet rs = stmt.executeQuery();
+
+            if (rs.next()) {
+                isIn = true;
+            }else {
+                System.out.println(user);
+            }
+
+        } catch (SQLException sqle) {
+            sqle.getStackTrace();
+        }
+
+        return isIn;
+    }
+
+
     public User getUserByLogs(String username, String password){
         User user = new User(0,null,null);
 
         try{
-            PreparedStatement stmt = con.prepareStatement("SELECT username,password FROM userAccount WHERE username=? AND password=?"); //à changer pour utiliser le DAO
+            PreparedStatement stmt = con.prepareStatement("SELECT * FROM userAccount WHERE username=? AND password=?");
             stmt.setString(1, username);
             stmt.setString(2, password);
 
@@ -58,7 +81,6 @@ public class UserDAO extends HttpServlet{
         } catch (SQLException sqle) {
             sqle.getStackTrace();
         }
-
         return user;
     }
 

WEB-INF/src/dto/User.java

@@ -46,4 +46,12 @@ public class User {
         this.pwd = nPwd;
     }
 
+    @Override
+    public String toString() {
+        return "User{" +
+                "userID=" + userID +
+                ", username='" + username + '\'' +
+                ", pwd='" + pwd + '\'' +
+                '}';
+    }
 }
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