1<?php
  2/**
  3 * Server-side rendering of the `core/term-count` block.
  4 *
  5 * @package WordPress
  6 */
  7
  8/**
  9 * Renders the `core/term-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 *
 17 * @return string Returns the count of the current taxonomy term wrapped inside a heading tag.
 18 */
 19function render_block_core_term_count( $attributes, $content, $block ) {
 20	// Get term from context or from the current query.
 21	if ( isset( $block->context['termId'] ) && isset( $block->context['taxonomy'] ) ) {
 22		$term = get_term( $block->context['termId'], $block->context['taxonomy'] );
 23	} else {
 24		$term = get_queried_object();
 25		if ( ! $term instanceof WP_Term ) {
 26			$term = null;
 27		}
 28	}
 29
 30	if ( ! $term || is_wp_error( $term ) ) {
 31		return '';
 32	}
 33
 34	$term_count = $term->count;
 35
 36	// Format the term count based on bracket type.
 37	switch ( $attributes['bracketType'] ) {
 38		case 'none':
 39			// No formatting needed.
 40			break;
 41		case 'round':
 42			$term_count = "({$term_count})";
 43			break;
 44		case 'square':
 45			$term_count = "[{$term_count}]";
 46			break;
 47		case 'curly':
 48			$term_count = "{{$term_count}}";
 49			break;
 50		case 'angle':
 51			$term_count = "<{$term_count}>";
 52			break;
 53		default:
 54			// Default to no formatting for unknown types.
 55			break;
 56	}
 57
 58	$wrapper_attributes = get_block_wrapper_attributes();
 59
 60	return sprintf(
 61		'<div %1$s>%2$s</div>',
 62		$wrapper_attributes,
 63		$term_count
 64	);
 65}
 66
 67/**
 68 * Registers the `core/term-count` block on the server.
 69 *
 70 * @since 6.9.0
 71 */
 72function register_block_core_term_count() {
 73	register_block_type_from_metadata(
 74		__DIR__ . '/term-count',
 75		array(
 76			'render_callback' => 'render_block_core_term_count',
 77		)
 78	);
 79}
 80add_action( 'init', 'register_block_core_term_count' );
 81