'POST', 'callback' => 'nowplaying_api_handle_post', 'permission_callback' => '__return_true', ]); }); function nowplaying_api_handle_post(WP_REST_Request $request) { $stored_key = get_option('nowplaying_api_key'); $auth_header = $request->get_header('authorization'); if (!$auth_header || $auth_header !== "Bearer $stored_key") { return new WP_REST_Response('Forbidden: Invalid API key.', 403); } $data = json_decode($request->get_body(), true); if ($data === null) { return new WP_REST_Response('Invalid JSON.', 400); } $file_path = plugin_dir_path(__FILE__) . 'nowplaying.json'; try { $written = file_put_contents($file_path, json_encode($data, JSON_PRETTY_PRINT)); if (!$written) throw new Exception(); } catch (Exception $e) { return new WP_REST_Response('Failed to write to nowplaying.json.', 500); } return new WP_REST_Response('Now Playing updated.', 200); } // === Admin Settings Page === add_action('admin_menu', function () { add_options_page( 'Now Playing API Settings', 'Now Playing API', 'manage_options', 'nowplaying-api', 'nowplaying_api_settings_page' ); }); function nowplaying_api_settings_page() { if (!current_user_can('manage_options')) return; if (isset($_POST['nowplaying_api_key']) && check_admin_referer('nowplaying_save_key', 'nowplaying_nonce')) { $new_key = sanitize_text_field($_POST['nowplaying_api_key']); if (strlen($new_key) === 64) { update_option('nowplaying_api_key', $new_key); echo '

API key updated.

'; } else { echo '

API key must be exactly 64 characters.

'; } } if (isset($_POST['generate_key']) && check_admin_referer('nowplaying_save_key', 'nowplaying_nonce')) { $generated_key = bin2hex(random_bytes(32)); update_option('nowplaying_api_key', $generated_key); echo '

New API key generated.

'; } $current_key = get_option('nowplaying_api_key'); if (!$current_key) { $current_key = bin2hex(random_bytes(32)); update_option('nowplaying_api_key', $current_key); } $url = esc_url(site_url('/wp-json/nowplaying/v1/update')); ?>

Apple Music Now Playing API Settings

This is the key you will use for the web extension to communicate with this server. The POST address is:

Keep this key secret.
Must be 64 characters.
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__('Displays the current Apple Music song from your API.', 'nowplaying')] ); } public function widget($args, $instance) { $title = apply_filters('widget_title', $instance['title'] ?? ''); echo $args['before_widget']; if (!empty($title)) { echo $args['before_title'] . esc_html($title) . $args['after_title']; } echo do_shortcode('[now-playing-widget]'); echo $args['after_widget']; } public function form($instance) { $title = esc_attr($instance['title'] ?? ''); ?>