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   1  <?php
   2  /**
   3   * Server-side rendering of the `core/comment-content` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Renders the `core/comment-content` block on the server.
  10   *
  11   * @param array    $attributes Block attributes.
  12   * @param string   $content    Block default content.
  13   * @param WP_Block $block      Block instance.
  14   * @return string Return the post comment's content.
  15   */
  16  function render_block_core_comment_content( $attributes, $content, $block ) {
  17      if ( ! isset( $block->context['commentId'] ) ) {
  18          return '';
  19      }
  20  
  21      $comment            = get_comment( $block->context['commentId'] );
  22      $commenter          = wp_get_current_commenter();
  23      $show_pending_links = isset( $commenter['comment_author'] ) && $commenter['comment_author'];
  24      if ( empty( $comment ) ) {
  25          return '';
  26      }
  27  
  28      $args         = array();
  29      $comment_text = get_comment_text( $comment, $args );
  30      if ( ! $comment_text ) {
  31          return '';
  32      }
  33  
  34      /** This filter is documented in wp-includes/comment-template.php */
  35      $comment_text = apply_filters( 'comment_text', $comment_text, $comment, $args );
  36  
  37      $moderation_note = '';
  38      if ( '0' === $comment->comment_approved ) {
  39          $commenter = wp_get_current_commenter();
  40  
  41          if ( $commenter['comment_author_email'] ) {
  42              $moderation_note = __( 'Your comment is awaiting moderation.' );
  43          } else {
  44              $moderation_note = __( 'Your comment is awaiting moderation. This is a preview; your comment will be visible after it has been approved.' );
  45          }
  46          $moderation_note = '<p><em class="comment-awaiting-moderation">' . $moderation_note . '</em></p>';
  47          if ( ! $show_pending_links ) {
  48              $comment_text = wp_kses( $comment_text, array() );
  49          }
  50      }
  51  
  52      $classes = array();
  53      if ( isset( $attributes['textAlign'] ) ) {
  54          $classes[] = 'has-text-align-' . $attributes['textAlign'];
  55      }
  56      if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
  57          $classes[] = 'has-link-color';
  58      }
  59  
  60      $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
  61  
  62      return sprintf(
  63          '<div %1$s>%2$s%3$s</div>',
  64          $wrapper_attributes,
  65          $moderation_note,
  66          $comment_text
  67      );
  68  }
  69  
  70  /**
  71   * Registers the `core/comment-content` block on the server.
  72   */
  73  function register_block_core_comment_content() {
  74      register_block_type_from_metadata(
  75          __DIR__ . '/comment-content',
  76          array(
  77              'render_callback' => 'render_block_core_comment_content',
  78          )
  79      );
  80  }
  81  add_action( 'init', 'register_block_core_comment_content' );