<?php
/**
* Server-side rendering of the `core/site-tagline` block.
*
* @package WordPress
*/

/**
* Renders the `core/site-tagline` block on the server.
*
* @since 5.8.0
*
* @param array $attributes The block attributes.
*
* @return string The render.
*/
function render_block_core_site_tagline( $attributes ) {
$site_tagline = get_bloginfo( 'description' );
if ( ! $site_tagline ) {
return;
}

$tag_name = 'p';
$align_class_name = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );

if ( isset( $attributes['level'] ) && 0 !== $attributes['level'] ) {
$tag_name = 'h' . (int) $attributes['level'];
}

return sprintf(
'<%1$s %2$s>%3$s</%1$s>',
$tag_name,
$wrapper_attributes,
$site_tagline
);
}

/**
* Registers the `core/site-tagline` block on the server.
*
* @since 5.8.0
*/
function register_block_core_site_tagline() {
register_block_type_from_metadata(
__DIR__ . '/site-tagline',
array(
'render_callback' => 'render_block_core_site_tagline',
)
);
}

add_action( 'init', 'register_block_core_site_tagline' );