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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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/** |
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* Renders the `core/query-no-results` block on the server. |
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* |
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* @since 6.0.0 |
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* |
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* @global WP_Query $wp_query WordPress Query object. |
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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 gutenberg_render_block_core_query_no_results( $attributes, $content, $block ) { |
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if ( empty( trim( $content ) ) ) { |
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return ''; |
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} |
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|
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$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[ $page_key ]; |
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|
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// Override the custom query with the global query if needed. |
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$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 $wp_query; |
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$query = $wp_query; |
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} else { |
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$query_args = build_query_vars_from_query_block( $block, $page ); |
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$query = new WP_Query( $query_args ); |
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} |
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|
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if ( $query->post_count > 0 ) { |
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return ''; |
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} |
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|
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$classes = ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) ? 'has-link-color' : ''; |
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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classes ) ); |
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return sprintf( |
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'<div %1$s>%2$s</div>', |
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$wrapper_attributes, |
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$content |
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); |
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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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* @since 6.0.0 |
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*/ |
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function gutenberg_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' => 'gutenberg_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', 'gutenberg_register_block_core_query_no_results', 20 ); |
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|
