Initial commit untuk UAS SIG

backend/register.php

@@ -0,0 +1,44 @@
+<?php
+header('Content-Type: application/json');
+
+require 'koneksi.php';
+$c = getConnection();
+
+if ($_SERVER['REQUEST_METHOD'] !== 'POST') {
+    echo json_encode(['status' => 'error', 'message' => 'Invalid request method']);
+    exit;
+}
+
+$input = json_decode(file_get_contents('php://input'), true);
+if (!$input && isset($_POST['username'])) {
+    $input = $_POST;
+}
+
+$username = $input['username'] ?? '';
+$password = $input['password'] ?? '';
+
+if (empty($username) || empty($password)) {
+    echo json_encode(['status' => 'error', 'message' => 'Username and password required']);
+    exit;
+}
+
+// Check if username already exists
+$stmt = $c->prepare("SELECT id FROM users WHERE username = ?");
+$stmt->bind_param("s", $username);
+$stmt->execute();
+$result = $stmt->get_result();
+
+if ($result->fetch_assoc()) {
+    echo json_encode(['status' => 'error', 'message' => 'Username sudah digunakan']);
+    exit;
+}
+
+$passwordHash = password_hash($password, PASSWORD_DEFAULT);
+$stmt = $c->prepare("INSERT INTO users (username, password) VALUES (?, ?)");
+$stmt->bind_param("ss", $username, $passwordHash);
+
+if ($stmt->execute()) {
+    echo json_encode(['status' => 'success', 'message' => 'Registrasi berhasil, silakan login']);
+} else {
+    echo json_encode(['status' => 'error', 'message' => 'Gagal mendaftar akun']);
+}