<?php
/**
* Block visibility block support flag.
*
* @package WordPress
* @since 6.9.0
*/
/**
* Render nothing if the block is hidden.
*
* @since 6.9.0
* @access private
*
* @param string $block_content Rendered block content.
* @param array $block Block object.
* @return string Filtered block content.
*/
function wp_render_block_visibility_support( $block_content, $block ) {
$block_type = WP_Block_Type_Registry::get_instance()->get_registered( $block['blockName'] );
if ( ! $block_type || ! block_has_support( $block_type, 'visibility', true ) ) {
return $block_content;
}
if ( isset( $block['attrs']['metadata']['blockVisibility'] ) && false === $block['attrs']['metadata']['blockVisibility'] ) {
return '';
}
return $block_content;
}
add_filter( 'render_block', 'wp_render_block_visibility_support', 10, 2 );
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