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   1  <?php
   2  /**
   3   * Server-side rendering of the `core/post-date` block.
   4   *
   5   * @package WordPress
   6   */
   7  
   8  /**
   9   * Renders the `core/post-date` block on the server.
  10   *
  11   * @since 5.8.0
  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 filtered post date for the current post wrapped inside "time" tags.
  17   */
  18  function render_block_core_post_date( $attributes, $content, $block ) {
  19      if ( ! isset( $block->context['postId'] ) ) {
  20          return '';
  21      }
  22  
  23      $post_ID = $block->context['postId'];
  24  
  25      if ( isset( $attributes['format'] ) && 'human-diff' === $attributes['format'] ) {
  26          $post_timestamp = get_post_timestamp( $post_ID );
  27          if ( $post_timestamp > time() ) {
  28              // translators: %s: human-readable time difference.
  29              $formatted_date = sprintf( __( '%s from now' ), human_time_diff( $post_timestamp ) );
  30          } else {
  31              // translators: %s: human-readable time difference.
  32              $formatted_date = sprintf( __( '%s ago' ), human_time_diff( $post_timestamp ) );
  33          }
  34      } else {
  35          $formatted_date = get_the_date( empty( $attributes['format'] ) ? '' : $attributes['format'], $post_ID );
  36      }
  37      $unformatted_date = esc_attr( get_the_date( 'c', $post_ID ) );
  38      $classes          = array();
  39  
  40      if ( isset( $attributes['textAlign'] ) ) {
  41          $classes[] = 'has-text-align-' . $attributes['textAlign'];
  42      }
  43      if ( isset( $attributes['style']['elements']['link']['color']['text'] ) ) {
  44          $classes[] = 'has-link-color';
  45      }
  46  
  47      /*
  48       * If the "Display last modified date" setting is enabled,
  49       * only display the modified date if it is later than the publishing date.
  50       */
  51      if ( isset( $attributes['displayType'] ) && 'modified' === $attributes['displayType'] ) {
  52          if ( get_the_modified_date( 'Ymdhi', $post_ID ) > get_the_date( 'Ymdhi', $post_ID ) ) {
  53              if ( isset( $attributes['format'] ) && 'human-diff' === $attributes['format'] ) {
  54                  // translators: %s: human-readable time difference.
  55                  $formatted_date = sprintf( __( '%s ago' ), human_time_diff( get_post_timestamp( $post_ID, 'modified' ) ) );
  56              } else {
  57                  $formatted_date = get_the_modified_date( empty( $attributes['format'] ) ? '' : $attributes['format'], $post_ID );
  58              }
  59              $unformatted_date = esc_attr( get_the_modified_date( 'c', $post_ID ) );
  60              $classes[]        = 'wp-block-post-date__modified-date';
  61          } else {
  62              return '';
  63          }
  64      }
  65  
  66      $wrapper_attributes = get_block_wrapper_attributes( array( 'class' => implode( ' ', $classes ) ) );
  67  
  68      if ( isset( $attributes['isLink'] ) && $attributes['isLink'] ) {
  69          $formatted_date = sprintf( '<a href="%1s">%2s</a>', get_the_permalink( $post_ID ), $formatted_date );
  70      }
  71  
  72      return sprintf(
  73          '<div %1$s><time datetime="%2$s">%3$s</time></div>',
  74          $wrapper_attributes,
  75          $unformatted_date,
  76          $formatted_date
  77      );
  78  }
  79  
  80  /**
  81   * Registers the `core/post-date` block on the server.
  82   *
  83   * @since 5.8.0
  84   */
  85  function register_block_core_post_date() {
  86      register_block_type_from_metadata(
  87          __DIR__ . '/post-date',
  88          array(
  89              'render_callback' => 'render_block_core_post_date',
  90          )
  91      );
  92  }
  93  add_action( 'init', 'register_block_core_post_date' );