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   1  <?php
   2  /**
   3   * Server-side rendering of the `core/post-author-name` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Renders the `core/post-author-name` block on the server.
  10   *
  11   * @since 6.2.0
  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 post author name block.
  17   */
  18  function render_block_core_post_author_name( $attributes, $content, $block ) {
  19      if ( isset( $block->context['postId'] ) ) {
  20          $author_id = get_post_field( 'post_author', $block->context['postId'] );
  21      } else {
  22          $author_id = get_query_var( 'author' );
  23      }
  24  
  25      if ( empty( $author_id ) ) {
  26          return '';
  27      }
  28  
  29      $author_name = get_the_author_meta( 'display_name', $author_id );
  30      if ( isset( $attributes['isLink'] ) && $attributes['isLink'] ) {
  31          $author_name = sprintf( '<a href="%1$s" target="%2$s" class="wp-block-post-author-name__link">%3$s</a>', get_author_posts_url( $author_id ), esc_attr( $attributes['linkTarget'] ), $author_name );
  32      }
  33  
  34      $classes = array();
  35      if ( isset( $attributes['textAlign'] ) ) {
  36          $classes[] = 'has-text-align-' . $attributes['textAlign'];
  37      }
  38      if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
  39          $classes[] = 'has-link-color';
  40      }
  41      $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
  42  
  43      return sprintf( '<div %1$s>%2$s</div>', $wrapper_attributes, $author_name );
  44  }
  45  
  46  /**
  47   * Registers the `core/post-author-name` block on the server.
  48   *
  49   * @since 6.2.0
  50   */
  51  function register_block_core_post_author_name() {
  52      register_block_type_from_metadata(
  53          __DIR__ . '/post-author-name',
  54          array(
  55              'render_callback' => 'render_block_core_post_author_name',
  56          )
  57      );
  58  }
  59  add_action( 'init', 'register_block_core_post_author_name' );