<?php
include("config.php");
$userlogin = $_POST['userlogin'];
$userpass = md5($_POST['userpass']);
$loginned = 0;
@mysql_connect($mysql_server, $mysql_user, $mysql_pass);
@mysql_select_db($mysql_dbname);
if($_POST['page'] == "auth")
{
$sql = @mysql_query("SELECT * FROM `$mysql_table` WHERE `username` = '".addSlashes($userlogin)."' LIMIT 1");
if(mysql_num_rows($sql) != 0)
{
$userinfo = @mysql_fetch_row($sql);
if($userinfo[1] == $userpass)
{
echo("Залогинен!");
} else {
echo("Неверный пароль");
exit();
}
} else {
echo("Введенный вами пользователь несуществует!!!");
exit();
}
}
echo('
<form action="script.php" method="post">
<input name="page" type="hidden" value="auth">
<input name="userlogin" type="text" value="Имя юзера"><br>
<input name="userpass" type="text" value="Пароль"><br>
<input type="button" value="Проверить">
</form>');
?>

<?php
require_once('config.php');
mysql_connect(MYSQL_HOST, MYSQL_USER, MYSQL_PWD);
mysql_select_db(MYSQL_DB);

if (isSet($_POST['login']) && isSet($_POST['pwd']))
register();

function register()
{
$table = MYSQL_TABLE;
$login = addSlashes($_POST['login']);
if (mysql_num_rows(mysql_query("SELECT `id` FROM `$table` WHERE `login` = '$login' LIMIT 1")))
{
echo 'Пользователь с таким логином уже существует!';
return;
}

$pwd = md5($_POST['pwd']);
mysql_query("INSERT INTO `$table` (`id`, `login`, `pwd`, `temp`, `ip`, `browser`, `date`) VALUES (NULL, '$login', '$pwd', NULL, '', '', SUBDATE(NOW(), INTERVAL 1 YEAR))");
echo ("Пользователь $_POST[login] успешно создан.");
}

?>

<form action="<?php echo $_SERVER['PHP_SELF']; ?>" method="post">
Логин: <input type="text" name="login"><br>
Пароль: <input type="text" name="pwd"><br>
<input type="submit" value="Создать пользователя">
</form>

Warning: Cannot modify header information - headers already sent by (output started at C:\AppServ\www\test\auth.php:1) in C:\AppServ\www\test\auth.php on line 55

Warning: Cannot modify header information - headers already sent by (output started at C:\AppServ\www\test\auth.php:1) in C:\AppServ\www\test\auth.php on line 56
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