60 lines
1.7 KiB
PHP
60 lines
1.7 KiB
PHP
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<?php
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/**
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* Server-side rendering of the `core/query-no-results` block.
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*
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* @package WordPress
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*/
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/**
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* Renders the `core/query-no-results` block on the server.
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*
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* @param array $attributes Block attributes.
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* @param string $content Block default content.
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* @param WP_Block $block Block instance.
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*
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* @return string Returns the wrapper for the no results block.
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*/
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function render_block_core_query_no_results( $attributes, $content, $block ) {
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if ( empty( trim( $content ) ) ) {
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return '';
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}
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$page_key = isset( $block->context['queryId'] ) ? 'query-' . $block->context['queryId'] . '-page' : 'query-page';
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$page = empty( $_GET[ $page_key ] ) ? 1 : (int) $_GET[ $page_key ];
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$query_args = build_query_vars_from_query_block( $block, $page );
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// Override the custom query with the global query if needed.
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$use_global_query = ( isset( $block->context['query']['inherit'] ) && $block->context['query']['inherit'] );
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if ( $use_global_query ) {
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global $wp_query;
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if ( $wp_query && isset( $wp_query->query_vars ) && is_array( $wp_query->query_vars ) ) {
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$query_args = wp_parse_args( $wp_query->query_vars, $query_args );
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}
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}
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$query = new WP_Query( $query_args );
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if ( $query->have_posts() ) {
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return '';
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}
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wp_reset_postdata();
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return sprintf(
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'<div %1$s>%2$s</div>',
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get_block_wrapper_attributes(),
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$content
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);
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}
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/**
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* Registers the `core/query-no-results` block on the server.
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*/
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function register_block_core_query_no_results() {
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register_block_type_from_metadata(
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__DIR__ . '/query-no-results',
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array(
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'render_callback' => 'render_block_core_query_no_results',
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)
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);
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}
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add_action( 'init', 'register_block_core_query_no_results' );
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