Weblabor

<?php
session_start();
switch(@$HTTP_GET_VARS['id']) {
default:
print'
<form method="POST" action="'.$HTTP_SERVER_VARS['PHP_SELF'].'?id=ellenorzes">
<table width="238" border="0" cellpadding="0" cellspacing="0">
  <tr>
    <td width="127"><div align="right">Felhasználónév:</div></td>
    <td width="153"><input name="user" type="text" class="button" size="20" maxlength="20"></td>
  </tr>
  <tr>
    <td><div align="right">Jelszó:</div></td>
    <td><input name="password" type="password" class="button" size="20" maxlength="20"></td>
  </tr>
  <tr>
    <td><div align="center">
    </div></td>
    <td><div align="center">
      <input type="submit" value="Belépés" name="logged" class="button">
    </div></td>
  </tr>
</table>
</form>';
break;
case "ellenorzes":
$user = "username";
$pwd = "admin";
if (@$HTTP_POST_VARS["user"] == $user)  {
if(@$HTTP_POST_VARS["password"] == $pwd)
$HTTP_SESSION_VARS["logged"] = "yes";
echo"<meta http-equiv=\"refresh\" content=\"0;URL=".$HTTP_SERVER_VARS['PHP_SELF']."?id=logged\">";
} else {
echo"Hibás jelszó vagy felhasználónév!";
echo"<meta http-equiv=\"refresh\" content=\"2;URL=".$HTTP_SERVER_VARS['PHP_SELF']."\">";
}
break;
case "logged":
if (@$HTTP_POST_VARS["logged"] == "yes") {
include ("lapok/admin.txt");
print "Üdvözöllek kedves" . $user . "<br>";
$ip = $_SERVER[HTTP_X_FORWARDED_FOR];
print "Az ip címed: " . $ip;
}
break;
}
?>