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/wp-includes/blocks/ -> tag-cloud.php (source)

   1  <?php
   2  /**
   3   * Server-side rendering of the `core/tag-cloud` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Renders the `core/tag-cloud` block on server.
  10   *
  11   * @param array $attributes The block attributes.
  12   *
  13   * @return string Returns the tag cloud for selected taxonomy.
  14   */
  15  function render_block_core_tag_cloud( $attributes ) {
  16      $args      = array(
  17          'echo'       => false,
  18          'taxonomy'   => $attributes['taxonomy'],
  19          'show_count' => $attributes['showTagCounts'],
  20      );
  21      $tag_cloud = wp_tag_cloud( $args );
  22  
  23      if ( ! $tag_cloud ) {
  24          $labels    = get_taxonomy_labels( get_taxonomy( $attributes['taxonomy'] ) );
  25          $tag_cloud = esc_html(
  26              sprintf(
  27                  /* translators: %s: taxonomy name */
  28                  __( 'Your site doesn&#8217;t have any %s, so there&#8217;s nothing to display here at the moment.' ),
  29                  strtolower( $labels->name )
  30              )
  31          );
  32      }
  33  
  34      $wrapper_attributes = get_block_wrapper_attributes();
  35  
  36      return sprintf(
  37          '<p %1$s>%2$s</p>',
  38          $wrapper_attributes,
  39          $tag_cloud
  40      );
  41  }
  42  
  43  /**
  44   * Registers the `core/tag-cloud` block on server.
  45   */
  46  function register_block_core_tag_cloud() {
  47      register_block_type_from_metadata(
  48          __DIR__ . '/tag-cloud',
  49          array(
  50              'render_callback' => 'render_block_core_tag_cloud',
  51          )
  52      );
  53  }
  54  add_action( 'init', 'register_block_core_tag_cloud' );


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