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Mar 9th, 2017
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  1. <?php
  2. session_start();
  3. include 'koneksi.php';
  4. // Cek Apakah Pernah Login Apa Belum ?
  5. if(!empty($_SESSION['uid'])){
  6. header('Location:admin.php');
  7. exit();
  8. }
  9. /* Intinya Ini Jika Tombol Login diklik */
  10. if($_SERVER['REQUEST_METHOD']=='POST'){
  11. $username = $_POST['username'];
  12. $password = $_POST['password'];
  13. # $password = md5($_POST['password']);
  14. $sql = "SELECT * FROM login WHERE username='$username' AND password='$password';
  15. $query = mysql_query($sql);
  16.  
  17. /* Intinya jika ada data berarti benar, jika tidak ada data yang sesuai berarti gagal */
  18. if(mysql_num_rows($query) > 0){
  19. /* Untuk Mengambil Data Yang Sesuai Dengan Inputan username dan password tadi */
  20. $result = mysql_fetch_object($query);
  21.  
  22. /* Nge Set Session dengan data ID di tbl login */
  23. $_SESSION['uid'] = $result['id'];
  24.  
  25. header('Location:admin.php');
  26. exit();
  27. }else{
  28. echo 'wah gagal';
  29. }
  30. }
  31. ?>
  32. <html>
  33. <head>
  34. <title>Login</title>
  35. </head>
  36. <body>
  37. <form action="#" method="post">
  38. <input type="text" name="username">
  39. <input type="password" name="password">
  40. <button type="submit">login</button>
  41. </form>
  42. </body>
  43. </html>
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