should_user_see_modal() ) {
wp_enqueue_style( 'subscribe-modal-css', plugins_url( 'subscribe-modal.css', __FILE__ ), array(), JETPACK__VERSION );
wp_enqueue_script( 'subscribe-modal-js', plugins_url( 'subscribe-modal.js', __FILE__ ), array( 'wp-dom-ready' ), JETPACK__VERSION, true );
}
}
/**
* Adds modal with Subscribe Modal content.
*
* @return void
*/
public function add_subscribe_modal_to_frontend() {
if ( $this->should_user_see_modal() ) { ?>
get_template();
}
}
return $block_template;
}
/**
* Returns a custom template for the Subscribe Modal.
*
* @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_subscribe_template_content();
$template->source = 'plugin';
$template->type = 'wp_template_part';
$template->title = __( 'Jetpack Subscribe modal', 'jetpack' );
$template->status = 'publish';
$template->has_theme_file = false;
$template->is_custom = true;
$template->description = __( 'A subscribe form that pops up when someone visits your site', 'jetpack' );
return $template;
}
/**
* Returns the initial content of the Subscribe Modal template.
* This can then be edited by the user.
*
* @return string
*/
public function get_subscribe_template_content() {
// translators: %s is the name of the site.
$discover_more_from = sprintf( __( 'Discover more from %s', 'jetpack' ), get_bloginfo( 'name' ) );
$continue_reading = __( 'Continue Reading', 'jetpack' );
$subscribe_text = __( 'Subscribe now to keep reading and get access to the full archive.', 'jetpack' );
return <<
HTML;
}
/**
* Returns true if we should load Newsletter content.
*
* @return bool
*/
public static function should_load_subscriber_modal() {
// Adding extra check/flag to load only on WP.com
// When ready for Jetpack release, remove this.
$is_wpcom = ( new Host() )->is_wpcom_platform();
return $is_wpcom;
}
/**
* Returns true if a site visitor should see
* the Subscribe Modal.
*
* @return bool
*/
public function should_user_see_modal() {
// Only show when viewing frontend single post.
if ( is_admin() || ! is_singular( 'post' ) ) {
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 post is for subscribers only or has paywall block
global $post;
$access_level = get_post_meta( $post->ID, META_NAME_FOR_POST_LEVEL_ACCESS_SETTINGS, true );
$is_accessible_by_everyone = Token_Subscription_Service::POST_ACCESS_LEVEL_EVERYBODY === $access_level;
if ( ! $is_accessible_by_everyone ) {
return false;
}
// Dont show if user is member of site.
if ( is_user_member_of_blog( get_current_user_id(), get_current_blog_id() ) ) {
return false;
}
// Don't show if user is subscribed to blog.
require_once __DIR__ . '/../views.php';
if ( $this->has_subscription_cookie() || Jetpack_Subscriptions_Widget::is_current_user_subscribed() ) {
return false;
}
return true;
}
/**
* Returns true if site visitor has subscribed
* to the blog and has a subscription cookie.
*
* @return bool
*/
public function has_subscription_cookie() {
$cookies = $_COOKIE;
foreach ( $cookies as $name => $value ) {
if ( strpos( $name, 'jetpack_blog_subscribe_' ) !== false ) {
return true;
}
}
return false;
}
}
add_filter(
'jetpack_subscriptions_modal_enabled',
array(
'Jetpack_Subscribe_Modal',
'should_load_subscriber_modal',
)
);
/**
* Filter for enabling or disabling the Jetpack Subscribe Modal
* feature. We use this filter here and in several other places
* to conditionally load options and functionality related to
* this feature.
*
* @since 12.4
*
* @param bool Defaults to false.
*/
if ( apply_filters( 'jetpack_subscriptions_modal_enabled', false ) ) {
Jetpack_Subscribe_Modal::init();
}
add_action(
'rest_api_switched_to_blog',
function () {
/**
* Filter for enabling or disabling the Jetpack Subscribe Modal
* feature. We use this filter here and in several other places
* to conditionally load options and functionality related to
* this feature.
*
* @since 12.4
*
* @param bool Defaults to false.
*/
if ( apply_filters( 'jetpack_subscriptions_modal_enabled', false ) ) {
Jetpack_Subscribe_Modal::init();
}
}
);