login

<?php session_start();


 include 'koneksi.php';
if (isset($_POST['username']) && isset($_POST['password']))
 {
     $username = mysqli_real_escape_string($conn, $_POST['username']);
     $password = md5(mysqli_real_escape_string($conn, $_POST['password']));
     $result = mysqli_query($conn, "SELECT * FROM tb_user WHERE u_username='$username' and u_password='$password'");
     $count = mysqli_num_rows($result);
     $row = mysqli_fetch_array($result, MYSQLI_ASSOC);


 if($row['level'] == 1){
            $_SESSION['login_user']=$username;
            echo '<script language="javascript">alert("Anda berhasil Login Admin!"); document.location="inventory/index.php";</script>';

        }else if($row['level'] == 2){
            $_SESSION['login_user']=$username;
        echo '<script language="javascript">alert("Anda berhasil Login Admin!"); document.location="pengiriman/index.php";</script>';
        }else if($row['level'] == 3){
            $_SESSION['login_user']=$username;
            echo '<script language="javascript">alert("Anda berhasil Login Admin!"); document.location="general/index.php";</script>';

        }else

        {

        echo '<script language="javascript">alert("Maaf Username Password anda salah!"); document.location="index.php";</script>';




     }
  } ?>