<?php
/**
* Premium Content Subscriber View Child Block.
*
* @package automattic/jetpack
*/
namespace Automattic\Jetpack\Extensions\Premium_Content;
use Automattic\Jetpack\Blocks;
use Automattic\Jetpack\Status\Host;
use Jetpack_Gutenberg;
const SUBSCRIBER_VIEW_NAME = 'premium-content/subscriber-view';
require_once dirname( __DIR__ ) . '/_inc/access-check.php';
/**
* Registers the block for use in Gutenberg
* This is done via an action so that we can disable
* registration if we need to.
*/
function register_subscriber_view_block() {
// Only load this block on WordPress.com.
if ( ( defined( 'IS_WPCOM' ) && IS_WPCOM ) || ( new Host() )->is_woa_site() ) {
// Determine required `context` key based on Gutenberg version.
$deprecated = function_exists( 'gutenberg_get_post_from_context' );
$uses = $deprecated ? 'context' : 'uses_context';
Blocks::jetpack_register_block(
SUBSCRIBER_VIEW_NAME,
array(
'render_callback' => __NAMESPACE__ . '\render_subscriber_view_block',
$uses => array( 'premium-content/planId' ),
)
);
}
}
add_action( 'init', __NAMESPACE__ . '\register_subscriber_view_block' );
/**
* Render callback.
*
* @param array $attributes Array containing the block attributes.
* @param string $content String containing the block content.
* @param object $block Object containing the full block.
*
* @return string
*/
function render_subscriber_view_block( $attributes, $content, $block = null ) {
if ( ! pre_render_checks() ) {
return '';
}
$visitor_has_access = current_visitor_can_access( $attributes, $block );
if ( $visitor_has_access ) {
Jetpack_Gutenberg::load_styles_as_required( SUBSCRIBER_VIEW_NAME );
// The viewer has access to premium content, so the viewer can see the subscriber view content.
return $content;
}
return '';
}