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Created February 2, 2024 07:52
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PWA - Headless WP
// Para evitar problemas de CORS con las peticiones entre dominios distintos
add_action('init', 'handle_preflight');
function handle_preflight() {
$origin = get_http_origin();
if ($origin === '') {
header("Access-Control-Allow-Origin: midominio");
header("Access-Control-Allow-Methods: POST, GET, OPTIONS, PUT, DELETE");
header("Access-Control-Allow-Credentials: true");
header('Access-Control-Allow-Headers: Origin, X-Requested-With, X-WP-Nonce, Content-Type, Accept, Authorization');
add_filter('rest_authentication_errors', 'rest_filter_incoming_connections');
function rest_filter_incoming_connections($errors) {
$request_server = $_SERVER['REMOTE_ADDR'];
$origin = get_http_origin();
if ($origin !== '') return new WP_Error('forbidden_access', $origin, array(
'status' => 403
return $errors;
<!DOCTYPE html>
<html lang="en">
<meta charset="UTF-8">
<link rel="icon" href="/favicon.ico">
<meta name="viewport" content="width=device-width, initial-scale=1.0">
<title>Vite App</title>
<script type="module" crossorigin src="/assets/script.js"></script>
<link rel="stylesheet" crossorigin href="/assets/style.css">
<link rel="manifest" href="manifest.json">
<div id="app"></div>
if ('serviceWorker' in navigator) {
.then(function(registration) {
console.log('Service Worker registrado con éxito:', registration);
.catch(function(error) {
console.log('Error al registrar el Service Worker:', error);
"name": "Dark Fantasy",
"short_name": "PWA",
"description": "Una aplicación web progresiva simple",
"start_url": "/",
"display": "standalone",
"background_color": "#ffffff",
"theme_color": "#000000",
"icons": [
"src": "icon.png",
"sizes": "192x192",
"type": "image/png"
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