Untitled

<?php
session_start();
?>
<html>
<head>
<title>Logowanie uzytkowniki</title>
</head>
<body>
<h1>Zaloguj sie</h1>
<form action="login.php" method="post">
	Podaj login: <input type="text" name="login"><br>
	Podaj haslo: <input type="password" name="pass"><br>
	<input type="submit" value="wyslij">
</form>
<?php
if (isset($_POST['wyslij'])) {
		$login=$_POST["login"];
		$pass=$_POST["pass"];

		$pass=sha1(sha1($pass));
		$connect=mysqli_connect("localhost", "root", "", "blog");
		$zapytanie="SELECT * FROM users WHERE login='$login' AND password='$pass'";
		$result = $connect->query($zapytanie);
		$row = $result->fetch_assoc();
		if ($result->num_rows == 1) {
			echo "Poprawne logowanie<br>";
			$_SESSION['zalogowany']=true;

		}else{
			echo "Wprowadzono bledne dane<br>";

		}

} else {
	echo "blad";


?>


<a href="portal.php">Wroc do strony glownej</a>

</body>
</html>