1<?php
  2/**
  3 * Server-side rendering of the `core/post-comments-count` block.
  4 *
  5 * @package WordPress
  6 */
  7
  8/**
  9 * Renders the `core/post-comments-count` block on the server.
 10 *
 11 * @since 6.9.0
 12 *
 13 * @param array    $attributes Block attributes.
 14 * @param string   $content    Block default content.
 15 * @param WP_Block $block      Block instance.
 16 * @return string Returns the filtered post comments count for the current post.
 17 */
 18function render_block_core_post_comments_count( $attributes, $content, $block ) {
 19	if ( ! isset( $block->context['postId'] ) ) {
 20		return '';
 21	}
 22
 23	$classes = '';
 24	if ( isset( $attributes['textAlign'] ) ) {
 25		$classes .= 'has-text-align-' . $attributes['textAlign'];
 26	}
 27
 28	$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) );
 29	return sprintf(
 30		'<div %1$s>%2$s</div>',
 31		$wrapper_attributes,
 32		get_comments_number( $block->context['postId'] )
 33	);
 34}
 35
 36/**
 37 * Registers the `core/post-comments-count` block on the server.
 38 *
 39 * @since 6.9.0
 40 */
 41function register_block_core_post_comments_count() {
 42	register_block_type_from_metadata(
 43		__DIR__ . '/post-comments-count',
 44		array(
 45			'render_callback' => 'render_block_core_post_comments_count',
 46		)
 47	);
 48}
 49add_action( 'init', 'register_block_core_post_comments_count' );
 50