class HistoryRenderCallback
Render callback object.
Hierarchy
- class \Drupal\history\HistoryRenderCallback implements \Drupal\Core\Render\Element\RenderCallbackInterface
 
Expanded class hierarchy of HistoryRenderCallback
File
- 
              core/
modules/ history/ src/ HistoryRenderCallback.php, line 10  
Namespace
Drupal\historyView source
class HistoryRenderCallback implements RenderCallbackInterface {
  
  /**
   * #lazy_builder callback; attaches the last read timestamp for a node.
   *
   * @param int $node_id
   *   The node ID for which to attach the last read timestamp.
   *
   * @return array
   *   A renderable array containing the last read timestamp.
   */
  public static function lazyBuilder($node_id) {
    $element = [];
    $element['#attached']['drupalSettings']['history']['lastReadTimestamps'][$node_id] = (int) history_read($node_id);
    return $element;
  }
}
Members
| Title Sort descending | Modifiers | Object type | Summary | 
|---|---|---|---|
| HistoryRenderCallback::lazyBuilder | public static | function | #lazy_builder callback; attaches the last read timestamp for a node. | 
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