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<?php
	session_start();
	include 'dbh.php';

	function cryptPass($input, $rounds = 9) {
		$salt = "";
		$saltChars = array_merge(range('A', 'Z'), range('a', 'z'), range(0, 9));
		for($i = 0; $i < 22; $i++) {
			$salt .= $saltChars[array_rand($saltChars)];
		}
		return crypt($input, sprintf('$2y$%02d$', $rounds).$salt);
	}


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

	$sql = "SELECT * FROM users WHERE username='$username'";
	$result = mysqli_query($conn, $sql);
	$row = mysqli_fetch_assoc($result);

	$hashedPassword = $row['password'];

	$hash = crypt($password, $hashedPassword);
	if($hash == $hashedPassword) {
		$_SESSION['userID'] = $row['userID'];
		$_SESSION['username'] = $row['username'];
		header("Location: index.php");
	} else {
		header("Location: login.php");
	}


?>