[Summary view] [Print] [Text view]

   1  <?php
   2  /**
   3   * Server-side rendering of the `core/post-comments-link` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Renders the `core/post-comments-link` block on the server.
  10   *
  11   * @since 6.9.0
  12   *
  13   * @param  array    $attributes Block attributes.
  14   * @param  string   $content    Block default content.
  15   * @param  WP_Block $block      Block instance.
  16   * @return string   Returns the rendered link.
  17   */
  18  function render_block_core_post_comments_link( $attributes, $content, $block ) {
  19      if (
  20          ! isset( $block->context['postId'] ) ||
  21          isset( $block->context['postId'] ) &&
  22          ! comments_open( $block->context['postId'] )
  23      ) {
  24          return '';
  25      }
  26  
  27      $classes = array();
  28      if ( isset( $attributes['textAlign'] ) ) {
  29          $classes[] = 'has-text-align-' . $attributes['textAlign'];
  30      }
  31      if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
  32          $classes[] = 'has-link-color';
  33      }
  34      $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
  35      $comments_number    = (int) get_comments_number( $block->context['postId'] );
  36      $comments_link      = get_comments_link( $block->context['postId'] );
  37      $post_title         = get_the_title( $block->context['postId'] );
  38      $comment_html       = '';
  39  
  40      if ( 0 === $comments_number ) {
  41          $comment_html = sprintf(
  42              /* translators: %s post title */
  43              __( 'No comments<span class="screen-reader-text"> on %s</span>' ),
  44              $post_title
  45          );
  46      } else {
  47          $comment_html = sprintf(
  48              /* translators: 1: Number of comments, 2: post title */
  49              _n(
  50                  '%1$s comment<span class="screen-reader-text"> on %2$s</span>',
  51                  '%1$s comments<span class="screen-reader-text"> on %2$s</span>',
  52                  $comments_number
  53              ),
  54              esc_html( number_format_i18n( $comments_number ) ),
  55              $post_title
  56          );
  57      }
  58  
  59      return '<div ' . $wrapper_attributes . '><a href=' . esc_url( $comments_link ) . '>' . $comment_html . '</a></div>';
  60  }
  61  
  62  /**
  63   * Registers the `core/post-comments-link` block on the server.
  64   *
  65   * @since 6.9.0
  66   */
  67  function register_block_core_post_comments_link() {
  68      register_block_type_from_metadata(
  69          __DIR__ . '/post-comments-link',
  70          array(
  71              'render_callback' => 'render_block_core_post_comments_link',
  72          )
  73      );
  74  }
  75  add_action( 'init', 'register_block_core_post_comments_link' );