<?php
include "koneksi.php";

$username = $_POST['username'];
$password = $_POST['password'];

if (empty($username)){
echo "<script>alert('Username belum diisi')</script>";
echo "<meta http-equiv='refresh' content='1 url=login.php'>";
}else if (empty($password)){
echo "<script>alert('Password belum diisi')</script>";
echo "<meta http-equiv='refresh' content='1 url=login.php'>";
}else{

session_start();
$azabu = mysql_query("select * from users where username='$username' and password='$password'");
if (mysql_num_rows($azabu) > 0){


$_SESSION['username'] = $username;
header("location:index.php");
}else{
echo "<script>alert('Username atau Password salah')</script>";
echo "<meta http-equiv='refresh' content='1 url=login.php'>";
}
}

?>