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- <?php
- /**
- * Server-side rendering of the `core/comments-pagination-next` block.
- *
- * @package WordPress
- */
- /**
- * Renders the `core/comments-pagination-next` 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 next comments link for the query pagination.
- */
- function render_block_core_comments_pagination_next( $attributes, $content, $block ) {
- // Bail out early if the post ID is not set for some reason.
- if ( empty( $block->context['postId'] ) ) {
- return '';
- }
- $comment_vars = build_comment_query_vars_from_block( $block );
- $max_page = ( new WP_Comment_Query( $comment_vars ) )->max_num_pages;
- $default_label = __( 'Newer Comments' );
- $label = isset( $attributes['label'] ) && ! empty( $attributes['label'] ) ? $attributes['label'] : $default_label;
- $pagination_arrow = get_comments_pagination_arrow( $block, 'next' );
- $filter_link_attributes = function() {
- return get_block_wrapper_attributes();
- };
- add_filter( 'next_comments_link_attributes', $filter_link_attributes );
- if ( $pagination_arrow ) {
- $label .= $pagination_arrow;
- }
- $next_comments_link = get_next_comments_link( $label, $max_page );
- remove_filter( 'next_posts_link_attributes', $filter_link_attributes );
- if ( ! isset( $next_comments_link ) ) {
- return '';
- }
- return $next_comments_link;
- }
- /**
- * Registers the `core/comments-pagination-next` block on the server.
- */
- function register_block_core_comments_pagination_next() {
- register_block_type_from_metadata(
- __DIR__ . '/comments-pagination-next',
- array(
- 'render_callback' => 'render_block_core_comments_pagination_next',
- )
- );
- }
- add_action( 'init', 'register_block_core_comments_pagination_next' );
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