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<?php /** * Server-side rendering of the `core/latest-comments` block. * * @package WordPress */ /** * Get the post title. * * The post title is fetched and if it is blank then a default string is * returned. * * Copied from `wp-admin/includes/template.php`, but we can't include that * file because: * * 1. It causes bugs with test fixture generation and strange Docker 255 error * codes. * 2. It's in the admin; ideally we *shouldn't* be including files from the * admin for a block's output. It's a very small/simple function as well, * so duplicating it isn't too terrible. * * @since 3.3.0 * * @param int|WP_Post $post Optional. Post ID or WP_Post object. Default is global $post. * @return string The post title if set; "(no title)" if no title is set. */ function wp_latest_comments_draft_or_post_title( $post = 0 ) { $title = get_the_title( $post ); if ( empty( $title ) ) { $title = __( '(no title)' ); } return $title; } /** * Renders the `core/latest-comments` block on server. * * @since 5.1.0 * * @param array $attributes The block attributes. * * @return string Returns the post content with latest comments added. */ function render_block_core_latest_comments( $attributes = array() ) { $comments = get_comments( /** This filter is documented in wp-includes/widgets/class-wp-widget-recent-comments.php */ apply_filters( 'widget_comments_args', array( 'number' => $attributes['commentsToShow'], 'status' => 'approve', 'post_status' => 'publish', ), array() ) ); $list_items_markup = ''; if ( ! empty( $comments ) ) { // Prime the cache for associated posts. This is copied from \WP_Widget_Recent_Comments::widget(). $post_ids = array_unique( wp_list_pluck( $comments, 'comment_post_ID' ) ); _prime_post_caches( $post_ids, strpos( get_option( 'permalink_structure' ), '%category%' ), false ); foreach ( $comments as $comment ) { $list_items_markup .= '<li class="wp-block-latest-comments__comment">'; if ( $attributes['displayAvatar'] ) { $avatar = get_avatar( $comment, 48, '', '', array( 'class' => 'wp-block-latest-comments__comment-avatar', ) ); if ( $avatar ) { $list_items_markup .= $avatar; } } $list_items_markup .= '<article>'; $list_items_markup .= '<footer class="wp-block-latest-comments__comment-meta">'; $author_url = get_comment_author_url( $comment ); if ( empty( $author_url ) && ! empty( $comment->user_id ) ) { $author_url = get_author_posts_url( $comment->user_id ); } $author_markup = ''; if ( $author_url ) { $author_markup .= '<a class="wp-block-latest-comments__comment-author" href="' . esc_url( $author_url ) . '">' . get_comment_author( $comment ) . '</a>'; } else { $author_markup .= '<span class="wp-block-latest-comments__comment-author">' . get_comment_author( $comment ) . '</span>'; } // `_draft_or_post_title` calls `esc_html()` so we don't need to wrap that call in // `esc_html`. $post_title = '<a class="wp-block-latest-comments__comment-link" href="' . esc_url( get_comment_link( $comment ) ) . '">' . wp_latest_comments_draft_or_post_title( $comment->comment_post_ID ) . '</a>'; $list_items_markup .= sprintf( /* translators: 1: author name (inside <a> or <span> tag, based on if they have a URL), 2: post title related to this comment */ __( '%1$s on %2$s' ), $author_markup, $post_title ); if ( $attributes['displayDate'] ) { $list_items_markup .= sprintf( '<time datetime="%1$s" class="wp-block-latest-comments__comment-date">%2$s</time>', esc_attr( get_comment_date( 'c', $comment ) ), date_i18n( get_option( 'date_format' ), get_comment_date( 'U', $comment ) ) ); } $list_items_markup .= '</footer>'; if ( $attributes['displayExcerpt'] ) { $list_items_markup .= '<div class="wp-block-latest-comments__comment-excerpt">' . wpautop( get_comment_excerpt( $comment ) ) . '</div>'; } $list_items_markup .= '</article></li>'; } } $classnames = array(); if ( $attributes['displayAvatar'] ) { $classnames[] = 'has-avatars'; } if ( $attributes['displayDate'] ) { $classnames[] = 'has-dates'; } if ( $attributes['displayExcerpt'] ) { $classnames[] = 'has-excerpts'; } if ( empty( $comments ) ) { $classnames[] = 'no-comments'; } $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classnames ) ) ); return ! empty( $comments ) ? sprintf( '<ol %1$s>%2$s</ol>', $wrapper_attributes, $list_items_markup ) : sprintf( '<div %1$s>%2$s</div>', $wrapper_attributes, __( 'No comments to show.' ) ); } /** * Registers the `core/latest-comments` block. * * @since 5.3.0 */ function register_block_core_latest_comments() { register_block_type_from_metadata( __DIR__ . '/latest-comments', array( 'render_callback' => 'render_block_core_latest_comments', ) ); } add_action( 'init', 'register_block_core_latest_comments' );