parsed_block, array( 'commentId' => $comment->comment_ID, ) ) )->render( array( 'dynamic' => false ) ); $children = $comment->get_children(); /* * We need to create the CSS classes BEFORE recursing into the children. * This is because comment_class() uses globals like `$comment_alt` * and `$comment_thread_alt` which are order-sensitive. * * The `false` parameter at the end means that we do NOT want the function * to `echo` the output but to return a string. * See https://developer.wordpress.org/reference/functions/comment_class/#parameters. */ $comment_classes = comment_class( '', $comment->comment_ID, $comment->comment_post_ID, false ); // If the comment has children, recurse to create the HTML for the nested // comments. if ( ! empty( $children ) && ! empty( $thread_comments ) ) { if ( $comment_depth < $thread_comments_depth ) { ++$comment_depth; $inner_content = block_core_comment_template_render_comments( $children, $block ); $block_content .= sprintf( '
    %1$s
', $inner_content ); --$comment_depth; } else { $inner_content = block_core_comment_template_render_comments( $children, $block ); $block_content .= sprintf( $inner_content ); } } $content .= sprintf( '
  • %3$s
  • ', $comment->comment_ID, $comment_classes, $block_content ); } return $content; } /** * Renders the `core/comment-template` 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 HTML representing the comments using the layout * defined by the block's inner blocks. */ function render_block_core_comment_template( $attributes, $content, $block ) { // Bail out early if the post ID is not set for some reason. if ( empty( $block->context['postId'] ) ) { return ''; } if ( post_password_required( $block->context['postId'] ) ) { return; } $comment_query = new WP_Comment_Query( build_comment_query_vars_from_block( $block ) ); // Get an array of comments for the current post. $comments = $comment_query->get_comments(); if ( count( $comments ) === 0 ) { return ''; } $comment_order = get_option( 'comment_order' ); if ( 'desc' === $comment_order ) { $comments = array_reverse( $comments ); } $wrapper_attributes = get_block_wrapper_attributes(); return sprintf( '
      %2$s
    ', $wrapper_attributes, block_core_comment_template_render_comments( $comments, $block ) ); } /** * Registers the `core/comment-template` block on the server. */ function register_block_core_comment_template() { register_block_type_from_metadata( __DIR__ . '/comment-template', array( 'render_callback' => 'render_block_core_comment_template', 'skip_inner_blocks' => true, ) ); } add_action( 'init', 'register_block_core_comment_template' );