connect_error) {
die("连接失败: " . $conn->connect_error);
}
if ($_SERVER['REQUEST_METHOD'] == 'POST') {
$email = $_POST['email'] ?? '';
$password = $_POST['password'] ?? '';
$confirm_password = $_POST['confirm_password'] ?? '';
if (empty($email) || empty($password) || empty($confirm_password)) {
$error = '请填写所有字段。';
} elseif (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
$error = '请输入有效的邮箱地址。';
} elseif (strlen($password) < 6) {
$error = '密码长度不能少于6位。';
} elseif ($password !== $confirm_password) {
$error = '两次输入的密码不一致。';
} else {
$check_sql = "SELECT id FROM users WHERE email = ?";
$check_stmt = $conn->prepare($check_sql);
$check_stmt->bind_param("s", $email);
$check_stmt->execute();
$check_stmt->store_result();
if ($check_stmt->num_rows > 0) {
$error = '该邮箱已注册。';
} else {
$password_hash = password_hash($password, PASSWORD_BCRYPT);
$sql = "INSERT INTO users (email, password_hash, user_type) VALUES (?, ?, 0)";
$stmt = $conn->prepare($sql);
$stmt->bind_param("ss", $email, $password_hash);
if ($stmt->execute()) {
header('Location: login.php?registered=1');
exit;
} else {
$error = '注册失败，请重试。';
}
$stmt->close();
}
$check_stmt->close();
}
}
?>
注册 - 刊小探