gistfile1.php

<?php

/**
 * @file
 * Contains \Drupal\node\Plugin\Core\Condition\NodeType.
 */

namespace Drupal\node\Plugin\Core\Condition;

use Drupal\condition\Plugin\ConditionPluginBase;
use Drupal\Core\Annotation\Plugin;
use Drupal\Core\Annotation\Translation;

/**
 * Provides a 'Node Type' condition.
 *
 * @Plugin(
 *   id = "node_type",
 *   label = @Translation("Node Bundle"),
 *   module = "node",
 *   context = {
 *     "node" = "Drupal\node\Plugin\Core\Entity\Node"
 *   }
 * )
 */

class NodeType extends ConditionPluginBase {

  /**
   * Implements Drupal\condition\Plugin\ConditionInterface::form().
   */
  public function form($form, &$form_state) {
    $options = array();
    foreach (node_type_get_types() as $type) {
      $options[$type->type] = $type->name;
    }
    $form['bundles'] = array(
      '#type' => 'checkboxes',
      '#options' => $options,
      '#default_value' => isset($configuration['bundles']) ? $configuration['bundles'] : array(),
    );
    return $form;
  }

  /**
   * Implements Drupal\condition\Plugin\ConditionInterface::formValidate().
   */
  public function formValidate($form, &$form_state) {
    
  }

  /**
   * Implements Drupal\condition\Plugin\ConditionInterface::formSubmit().
   */
  public function formSubmit($form, &$form_state) {
    
  }

  /**
   * Implements Drupal\condition\Plugin\ConditionInterface::summary().
   */
  public function summary() {
    $config = $this->getConfig();
    if (count($config['bundles']) > 1) {
      $bundles = $config['bundles'];
      $last = array_pop($bundles);
      $bundles = implode(', ', $bundles);
      return t('The node bundle is @bundles or @last', array('@bundles' => $bundles, '@last' => $last));
    }
    $bundle = $config['bundles'][0];
    return t('The node bundle is @bundle', array('@bundle' => $bundle));
  }

  /**
   * Implements Drupal\Core\ExecutableInterface::execute().
   */
  public function execute() {
    $node = $this->getContext('node');
    return in_array($node->type, $this->configuration['bundles']);
  }
}