<?php
/**
* Server-side rendering of the `core/site-title` block.
*
* @package WordPress
*/
/**
* Renders the `core/site-title` block on the server.
*
* @param array $attributes The block attributes.
*
* @return string The render.
*/
function render_block_core_site_title( $attributes ) {
$site_title = get_bloginfo( 'name' );
if ( ! $site_title ) {
return;
}
$tag_name = 'h1';
$align_class_name = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
$aria_current = is_home() || ( is_front_page() && 'page' === get_option( 'show_on_front' ) ) ? ' aria-current="page"' : '';
if ( isset( $attributes['level'] ) ) {
$tag_name = 0 === $attributes['level'] ? 'p' : 'h' . (int) $attributes['level'];
}
if ( $attributes['isLink'] ) {
$link_attrs = array(
'href="' . esc_url( get_bloginfo( 'url' ) ) . '"',
'rel="' . esc_attr( 'home' ) . '"',
$aria_current,
);
if ( '_blank' === $attributes['linkTarget'] ) {
$link_attrs[] = 'target="_blank"';
}
$site_title = sprintf( '<a %1$s>%2$s</a>', implode( ' ', $link_attrs ), esc_html( $site_title ) );
}
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
return sprintf(
'<%1$s %2$s>%3$s</%1$s>',
$tag_name,
$wrapper_attributes,
// already pre-escaped if it is a link.
$attributes['isLink'] ? $site_title : esc_html( $site_title )
);
}
/**
* Registers the `core/site-title` block on the server.
*/
function register_block_core_site_title() {
register_block_type_from_metadata(
__DIR__ . '/site-title',
array(
'render_callback' => 'render_block_core_site_title',
)
);
}
add_action( 'init', 'register_block_core_site_title' );