'render_block_core_pattern', ) ); } /** * Renders the `core/pattern` block on the server. * * @since 6.3.0 Backwards compatibility: blocks with no `syncStatus` attribute do not receive block wrapper. * * @global WP_Embed $wp_embed Used to process embedded content within patterns * * @param array $attributes Block attributes. * * @return string Returns the output of the pattern. */ function render_block_core_pattern( $attributes ) { static $seen_refs = array(); if ( empty( $attributes['slug'] ) ) { return ''; } $slug = $attributes['slug']; $registry = WP_Block_Patterns_Registry::get_instance(); if ( ! $registry->is_registered( $slug ) ) { return ''; } if ( isset( $seen_refs[ $attributes['slug'] ] ) ) { // WP_DEBUG_DISPLAY must only be honored when WP_DEBUG. This precedent // is set in `wp_debug_mode()`. $is_debug = WP_DEBUG && WP_DEBUG_DISPLAY; return $is_debug ? // translators: Visible only in the front end, this warning takes the place of a faulty block. %s represents a pattern's slug. sprintf( __( '[block rendering halted for pattern "%s"]' ), $slug ) : ''; } $pattern = $registry->get_registered( $slug ); $content = $pattern['content']; $seen_refs[ $attributes['slug'] ] = true; $content = do_blocks( $content ); global $wp_embed; $content = $wp_embed->autoembed( $content ); unset( $seen_refs[ $attributes['slug'] ] ); return $content; } add_action( 'init', 'register_block_core_pattern' );