View file File name : query-no-results.php Content :<?php /** * Server-side rendering of the `core/query-no-results` block. * * @package WordPress */ /** * Renders the `core/query-no-results` block on the server. * * @param array $attributes Block attributes. * @param string $content Block default content. * @param WP_Block $block Block instance. * * @return string Returns the wrapper for the no results block. */ function render_block_core_query_no_results( $attributes, $content, $block ) { if ( empty( trim( $content ) ) ) { return ''; } $page_key = isset( $block->context['queryId'] ) ? 'query-' . $block->context['queryId'] . '-page' : 'query-page'; $page = empty( $_GET[ $page_key ] ) ? 1 : (int) $_GET[ $page_key ]; // Override the custom query with the global query if needed. $use_global_query = ( isset( $block->context['query']['inherit'] ) && $block->context['query']['inherit'] ); if ( $use_global_query ) { global $wp_query; $query = $wp_query; } else { $query_args = build_query_vars_from_query_block( $block, $page ); $query = new WP_Query( $query_args ); } if ( $query->have_posts() ) { return ''; } if ( ! $use_global_query ) { wp_reset_postdata(); } $classes = ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) ? 'has-link-color' : ''; $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) ); return sprintf( '<div %1$s>%2$s</div>', $wrapper_attributes, $content ); } /** * Registers the `core/query-no-results` block on the server. */ function register_block_core_query_no_results() { register_block_type_from_metadata( __DIR__ . '/query-no-results', array( 'render_callback' => 'render_block_core_query_no_results', ) ); } add_action( 'init', 'register_block_core_query_no_results' );