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<?php |
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/** |
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* Server-side rendering of the `core/post-template` 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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* Determines whether a block list contains a block that uses the featured image. |
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* |
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* @param WP_Block_List $inner_blocks Inner block instance. |
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* |
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* @return bool Whether the block list contains a block that uses the featured image. |
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*/ |
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function gutenberg_block_core_post_template_uses_featured_image( $inner_blocks ) { |
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foreach ( $inner_blocks as $block ) { |
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if ( 'core/post-featured-image' === $block->name ) { |
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return true; |
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} |
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if ( |
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'core/cover' === $block->name && |
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! empty( $block->attributes['useFeaturedImage'] ) |
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) { |
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return true; |
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} |
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if ( $block->inner_blocks && gutenberg_block_core_post_template_uses_featured_image( $block->inner_blocks ) ) { |
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return true; |
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} |
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} |
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|
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return false; |
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} |
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|
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/** |
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* Renders the `core/post-template` 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 output of the query, structured using the layout defined by the block's inner blocks. |
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*/ |
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function gutenberg_render_block_core_post_template( $attributes, $content, $block ) { |
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$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[ $page_key ]; |
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|
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$query_args = gutenberg_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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// Unset `offset` because if is set, $wp_query overrides/ignores the paged parameter and breaks pagination. |
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unset( $query_args['offset'] ); |
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$query_args = wp_parse_args( $wp_query->query_vars, $query_args ); |
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|
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if ( empty( $query_args['post_type'] ) && is_singular() ) { |
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$query_args['post_type'] = get_post_type( get_the_ID() ); |
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} |
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} |
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} |
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|
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$query = new WP_Query( $query_args ); |
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|
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if ( ! $query->have_posts() ) { |
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return ''; |
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} |
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|
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if ( gutenberg_block_core_post_template_uses_featured_image( $block->inner_blocks ) ) { |
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update_post_thumbnail_cache( $query ); |
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} |
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|
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$classnames = ''; |
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if ( isset( $block->context['displayLayout'] ) && isset( $block->context['query'] ) ) { |
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if ( isset( $block->context['displayLayout']['type'] ) && 'flex' === $block->context['displayLayout']['type'] ) { |
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$classnames = "is-flex-container columns-{$block->context['displayLayout']['columns']}"; |
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} |
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} |
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|
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$wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $classnames ) ); |
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|
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$content = ''; |
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while ( $query->have_posts() ) { |
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$query->the_post(); |
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$block_content = ( |
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new WP_Block( |
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$block->parsed_block, |
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array( |
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'postType' => get_post_type(), |
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'postId' => get_the_ID(), |
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) |
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) |
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)->render( array( 'dynamic' => false ) ); |
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$post_classes = implode( ' ', get_post_class( 'wp-block-post' ) ); |
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$content .= '<li class="' . esc_attr( $post_classes ) . '">' . $block_content . '</li>'; |
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} |
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|
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wp_reset_postdata(); |
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|
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return sprintf( |
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'<ul %1$s>%2$s</ul>', |
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$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/post-template` block on the server. |
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*/ |
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function gutenberg_register_block_core_post_template() { |
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register_block_type_from_metadata( |
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__DIR__ . '/post-template', |
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array( |
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'render_callback' => 'gutenberg_render_block_core_post_template', |
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'skip_inner_blocks' => true, |
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) |
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); |
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} |
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add_action( 'init', 'gutenberg_register_block_core_post_template', 20 ); |
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|
