* Server-side rendering of the `core/query-title` block.
* Renders the `core/query-title` block on the server.
* For now it only supports Archive title,
* using queried object information
* @param array $attributes Block attributes.
* @return string Returns the query title based on the queried object.
function render_block_core_query_title( $attributes ) {
$type = isset( $attributes['type'] ) ? $attributes['type'] : null;
$is_archive = is_archive();
$is_search = is_search();
( 'archive' === $type && ! $is_archive ) ||
( 'search' === $type && ! $is_search )
$show_prefix = isset( $attributes['showPrefix'] ) ? $attributes['showPrefix'] : true;
add_filter( 'get_the_archive_title_prefix', '__return_empty_string', 1 );
$title = get_the_archive_title();
remove_filter( 'get_the_archive_title_prefix', '__return_empty_string', 1 );
$title = get_the_archive_title();
$title = __( 'Search results' );
if ( isset( $attributes['showSearchTerm'] ) && $attributes['showSearchTerm'] ) {
/* translators: %s is the search term. */
__( 'Search results for: "%s"' ),
$tag_name = isset( $attributes['level'] ) ? 'h' . (int) $attributes['level'] : 'h1';
$align_class_name = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
'<%1$s %2$s>%3$s</%1$s>',
* Registers the `core/query-title` block on the server.
function register_block_core_query_title() {
register_block_type_from_metadata(
__DIR__ . '/query-title',
'render_callback' => 'render_block_core_query_title',
add_action( 'init', 'register_block_core_query_title' );