Edit file File name : class-jetpack-subscribe-floating-button.php Content :<?php /** * Adds support for Jetpack floating Subscribe button feature * * @package automattic/jetpack-subscriptions * @since 14.0 */ /** * Jetpack_Subscribe_Floating_Button class. */ class Jetpack_Subscribe_Floating_Button { /** * Jetpack_Subscribe_Floating_Button singleton instance. * * @var Jetpack_Subscribe_Floating_Button|null */ private static $instance; /** * Jetpack_Subscribe_Floating_Button instance init. */ public static function init() { if ( self::$instance === null ) { self::$instance = new Jetpack_Subscribe_Floating_Button(); } return self::$instance; } const BLOCK_TEMPLATE_PART_SLUG = 'jetpack-subscribe-floating-button'; /** * Jetpack_Subscribe_Floating_Button class constructor. */ public function __construct() { if ( get_option( 'jetpack_subscribe_floating_button_enabled', false ) ) { add_action( 'wp_enqueue_scripts', array( $this, 'enqueue_assets' ) ); add_action( 'wp_footer', array( $this, 'add_subscribe_floating_button_to_frontend' ) ); } add_filter( 'get_block_template', array( $this, 'get_block_template_filter' ), 10, 3 ); add_filter( 'jetpack_options_whitelist', function ( $options ) { $options[] = 'jetpack_subscribe_floating_button_enabled'; return $options; } ); } /** * Returns the block template part ID. * * @return string */ public static function get_block_template_part_id() { return get_stylesheet() . '//' . self::BLOCK_TEMPLATE_PART_SLUG; } /** * Makes get_block_template return the WP_Block_Template for the floating Subscribe button. * * @param WP_Block_Template $block_template The block template to be returned. * @param string $id Template unique identifier (example: theme_slug//template_slug). * @param string $template_type Template type: `'wp_template'` or '`wp_template_part'`. * * @return WP_Block_Template|null */ public function get_block_template_filter( $block_template, $id, $template_type ) { if ( empty( $block_template ) && $template_type === 'wp_template_part' ) { if ( $id === self::get_block_template_part_id() ) { return $this->get_template(); } } return $block_template; } /** * Returns a custom template for the floating Subscribe button. * * @return WP_Block_Template */ public function get_template() { $template = new WP_Block_Template(); $template->theme = get_stylesheet(); $template->slug = self::BLOCK_TEMPLATE_PART_SLUG; $template->id = self::get_block_template_part_id(); $template->area = 'uncategorized'; $template->content = $this->get_floating_subscribe_button_template_content(); $template->source = 'plugin'; $template->type = 'wp_template_part'; $template->title = __( 'Jetpack Subscribe floating button', 'jetpack' ); $template->status = 'publish'; $template->has_theme_file = false; $template->is_custom = true; $template->description = __( 'A floating subscribe button that shows up when someone visits your site.', 'jetpack' ); return $template; } /** * Returns the initial content of the floating Subscribe button template. * This can then be edited by the user. * * @return string */ public function get_floating_subscribe_button_template_content() { $block_name = esc_attr__( 'Floating subscribe button', 'jetpack' ); return '<!-- wp:jetpack/subscriptions {"className":"is-style-button","appSource":"subscribe-floating-button","lock":{"move":false,"remove":true},"style":{"spacing":{"margin":{"right":"20px","left":"20px","top":"20px","bottom":"20px"}}},"metadata":{"name":"' . $block_name . '"}} /-->'; } /** * Enqueues styles. * * @return void */ public function enqueue_assets() { if ( $this->should_user_see_floating_button() ) { wp_enqueue_style( 'subscribe-floating-button-css', plugins_url( 'subscribe-floating-button.css', __FILE__ ), array(), JETPACK__VERSION ); // Disables WP.com action bar as the features collide/overlap add_filter( 'wpcom_disable_logged_out_follow', '__return_true', 10, 1 ); } } /** * Adds floating Subscribe button HTML wrapper * * @return void */ public function add_subscribe_floating_button_to_frontend() { if ( $this->should_user_see_floating_button() ) { ?> <div class="jetpack-subscribe-floating-button"> <?php block_template_part( self::BLOCK_TEMPLATE_PART_SLUG ); ?> </div> <?php } } /** * Returns true if a site visitor should see * the floating Subscribe button. * * @return bool */ public function should_user_see_floating_button() { // Only show when viewing frontend. if ( is_admin() ) { return false; } // Needed because Elementor editor makes is_admin() return false // See https://coreysalzano.com/wordpress/why-elementor-disobeys-is_admin/ // Ignore nonce warning as just checking if is set // phpcs:ignore WordPress.Security.NonceVerification.Recommended if ( isset( $_GET['elementor-preview'] ) ) { return false; } // Don't show when previewing blog posts or site's theme // phpcs:ignore WordPress.Security.NonceVerification.Recommended if ( isset( $_GET['preview'] ) || isset( $_GET['theme_preview'] ) || isset( $_GET['customize_preview'] ) || isset( $_GET['hide_banners'] ) ) { return false; } // Don't show if one of subscribe query params is set. // They are set when user submits the subscribe form. // The nonce is checked elsewhere before redirect back to this page with query params. // phpcs:ignore WordPress.Security.NonceVerification.Recommended if ( isset( $_GET['subscribe'] ) || isset( $_GET['blogsub'] ) ) { return false; } // Don't show if user is subscribed to blog. require_once __DIR__ . '/../views.php'; if ( ! class_exists( 'Jetpack_Memberships' ) || Jetpack_Memberships::is_current_user_subscribed() ) { return false; } return true; } } Jetpack_Subscribe_Floating_Button::init(); add_action( 'rest_api_switched_to_blog', function () { Jetpack_Subscribe_Floating_Button::init(); } ); Save