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   1  <?php
   2  /**
   3   * Server-side rendering of the `core/site-tagline` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Renders the `core/site-tagline` block on the server.
  10   *
  11   * @since 5.8.0
  12   *
  13   * @param array $attributes The block attributes.
  14   *
  15   * @return string The render.
  16   */
  17  function render_block_core_site_tagline( $attributes ) {
  18      $site_tagline = get_bloginfo( 'description' );
  19      if ( ! $site_tagline ) {
  20          return;
  21      }
  22  
  23      $tag_name           = 'p';
  24      $align_class_name   = empty( $attributes['textAlign'] ) ? '' : "has-text-align-{$attributes['textAlign']}";
  25      $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => $align_class_name ) );
  26  
  27      if ( isset( $attributes['level'] ) && 0 !== $attributes['level'] ) {
  28          $tag_name = 'h' . (int) $attributes['level'];
  29      }
  30  
  31      return sprintf(
  32          '<%1$s %2$s>%3$s</%1$s>',
  33          $tag_name,
  34          $wrapper_attributes,
  35          $site_tagline
  36      );
  37  }
  38  
  39  /**
  40   * Registers the `core/site-tagline` block on the server.
  41   *
  42   * @since 5.8.0
  43   */
  44  function register_block_core_site_tagline() {
  45      register_block_type_from_metadata(
  46          __DIR__ . '/site-tagline',
  47          array(
  48              'render_callback' => 'render_block_core_site_tagline',
  49          )
  50      );
  51  }
  52  
  53  add_action( 'init', 'register_block_core_site_tagline' );