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block-visibility.php
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<?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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