Project Web 01 Kode Register.php
<?php
// register.php
session_start(); // Mulai session jika belum dimulai
// Redirect jika sudah login
if (isset($_SESSION['user_id'])) {
header("index.php");
exit();
}
// Sertakan file koneksi database
require_once 'conect.php';
$message = ""; // Untuk menampilkan pesan error/sukses
if ($_SERVER["REQUEST_METHOD"] == "POST") {
$username = $_POST['username'];
$email = $_POST['email'];
$password = $_POST['password'];
$confirm_password = $_POST['confirm_password'];
// Validasi sederhana
if (empty($username) || empty($email) || empty($password) || empty($confirm_password)) {
$message = "<p style='color:red;'>Semua field wajib diisi!</p>";
} elseif (!filter_var($email, FILTER_VALIDATE_EMAIL)) {
$message = "<p style='color:red;'>Format email tidak valid!</p>";
} elseif ($password !== $confirm_password) {
$message = "<p style='color:red;'>Password tidak cocok!</p>";
} else {
// Cek apakah username atau email sudah terdaftar
$stmt = $conn->prepare("SELECT id FROM users WHERE username = ? OR email = ?");
$stmt->bind_param("ss", $username, $email);
$stmt->execute();
$stmt->store_result();
if ($stmt->num_rows > 0) {
$message = "<p style='color:red;'>Username atau email sudah terdaftar!</p>";
} else {
// Hash password sebelum disimpan
$hashed_password = password_hash($password, PASSWORD_DEFAULT);
// Masukkan data pengguna baru
$stmt = $conn->prepare("INSERT INTO users (username, email, password) VALUES (?, ?, ?)");
$stmt->bind_param("sss", $username, $email, $hashed_password);
if ($stmt->execute()) {
$message = "<p style='color:green;'>Registrasi berhasil! Silakan <a href='login.php'>login</a>.</p>";
} else {
$message = "<p style='color:red;'>Registrasi gagal. Silakan coba lagi.</p>";
}
}
$stmt->close();
}
}
?>
<!DOCTYPE html>
<html lang="id">
<head>
<meta charset="UTF-8">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Registrasi Pengguna</title>
<link rel="stylesheet" href="style.css"> </head>
<body>
<div class="container">
<h2>Registrasi Pengguna Baru</h2>
<?php echo $message; ?>
<form action="register.php" method="POST">
<label for="username">Username:</label><br>
<input type="text" id="username" name="username" required><br><br>
<label for="email">Email:</label><br>
<input type="email" id="email" name="email" required><br><br>
<label for="password">Password:</label><br>
<input type="password" id="password" name="password" required><br><br>
<label for="confirm_password">Konfirmasi Password:</label><br>
<input type="password" id="confirm_password" name="confirm_password" required><br><br>
<button type="submit">Daftar</button>
</form>
<p>Sudah punya akun? <a href="login.php">Login di sini</a>.</p>
</div>
</body>
</html>
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