1<?php
  2/**
  3 * Server-side rendering of the `core/query-total` block.
  4 *
  5 * @package WordPress
  6 */
  7
  8/**
  9 * Renders the `query-total` block on the server.
 10 *
 11 * @since 6.8.0
 12 *
 13 * @global WP_Query $wp_query WordPress Query object.
 14 *
 15 * @param array    $attributes Block attributes.
 16 * @param string   $content    Block default content.
 17 * @param WP_Block $block      Block instance.
 18 *
 19 * @return string The rendered block content.
 20 */
 21function render_block_core_query_total( $attributes, $content, $block ) {
 22	global $wp_query;
 23	$wrapper_attributes = get_block_wrapper_attributes();
 24	if ( isset( $block->context['query']['inherit'] ) && $block->context['query']['inherit'] ) {
 25		$query_to_use = $wp_query;
 26		$current_page = max( 1, (int) get_query_var( 'paged', 1 ) );
 27	} else {
 28		$page_key     = isset( $block->context['queryId'] ) ? 'query-' . $block->context['queryId'] . '-page' : 'query-page';
 29		$current_page = isset( $_GET[ $page_key ] ) ? (int) $_GET[ $page_key ] : 1;
 30		$query_to_use = new WP_Query( build_query_vars_from_query_block( $block, $current_page ) );
 31	}
 32
 33	$max_rows       = $query_to_use->found_posts;
 34	$posts_per_page = (int) $query_to_use->get( 'posts_per_page' );
 35
 36	// Calculate the range of posts being displayed.
 37	$start = ( 0 === $max_rows ) ? 0 : ( ( $current_page - 1 ) * $posts_per_page + 1 );
 38	$end   = min( $start + $posts_per_page - 1, $max_rows );
 39
 40	// Prepare the display based on the `displayType` attribute.
 41	$output = '';
 42	switch ( $attributes['displayType'] ) {
 43		case 'range-display':
 44			if ( $start === $end ) {
 45				$output = sprintf(
 46					/* translators: 1: Start index of posts, 2: Total number of posts */
 47					__( 'Displaying %1$s of %2$s' ),
 48					$start,
 49					$max_rows
 50				);
 51			} else {
 52				$output = sprintf(
 53					/* translators: 1: Start index of posts, 2: End index of posts, 3: Total number of posts */
 54					__( 'Displaying %1$s – %2$s of %3$s' ),
 55					$start,
 56					$end,
 57					$max_rows
 58				);
 59			}
 60
 61			break;
 62
 63		case 'total-results':
 64		default:
 65			// translators: %d: number of results.
 66			$output = sprintf( _n( '%d result found', '%d results found', $max_rows ), $max_rows );
 67			break;
 68	}
 69
 70	return sprintf(
 71		'<div %1$s>%2$s</div>',
 72		$wrapper_attributes,
 73		$output
 74	);
 75}
 76
 77/**
 78 * Registers the `query-total` block.
 79 *
 80 * @since 6.8.0
 81 */
 82function register_block_core_query_total() {
 83	register_block_type_from_metadata(
 84		__DIR__ . '/query-total',
 85		array(
 86			'render_callback' => 'render_block_core_query_total',
 87		)
 88	);
 89}
 90add_action( 'init', 'register_block_core_query_total' );
 91