knowledge-8.x-1.x-dev/src/Plugin/Action/ChangeUserWave.php

<?php

namespace Drupal\knowledge\Plugin\Action;

use Drupal\Core\Action\ConfigurableActionBase;
use Drupal\Core\Entity\DependencyTrait;
use Drupal\Core\Form\FormStateInterface;
use Drupal\Core\Plugin\ContainerFactoryPluginInterface;
use Drupal\Core\Session\AccountInterface;
use Symfony\Component\DependencyInjection\ContainerInterface;

/**
 * Sets the wave to a user.
 *
 * @Action(
 *   id = "knowledge_set_user_wave_action",
 *   label = @Translation("Sets the wave of the selected users"),
 *   type = "user"
 * )
 */
class ChangeUserWave extends ConfigurableActionBase implements ContainerFactoryPluginInterface {

  use DependencyTrait;

  /**
   * {@inheritdoc}
   */
  public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) {
    return new static(
      $configuration,
      $plugin_id,
      $plugin_definition
    );
  }

  /**
   * {@inheritdoc}
   */
  public function defaultConfiguration() {
    return [
      'wave' => '0',
    ];
  }

  /**
   * {@inheritdoc}
   */
  public function buildConfigurationForm(array $form, FormStateInterface $form_state) {

    $form['wave'] = [
      '#type' => 'number',
      '#title' => $this->t('Wave'),
      '#default_value' => $this->configuration['wave'],
      '#required' => TRUE,
    ];
    return $form;
  }

  /**
   * {@inheritdoc}
   */
  public function submitConfigurationForm(array &$form, FormStateInterface $form_state) {
    $this->configuration['wave'] = $form_state->getValue('wave');
  }

  /**
   * {@inheritdoc}
   */
  public function calculateDependencies() {

    $this->addDependency('config', 'field.storage.user.knowledge_wave');

    return $this->dependencies;
  }

  /**
   * {@inheritdoc}
   */
  public function access($object, ?AccountInterface $account = NULL, $return_as_object = FALSE) {
    /** @var \Drupal\user\UserInterface $object */
    $access = $object->access('update', $account, TRUE)
      ->andIf($object->roles->access('edit', $account, TRUE));

    return $return_as_object ? $access : $access->isAllowed();
  }

  /**
   * {@inheritdoc}
   */
  public function execute($account = NULL) {
    $wave = $this->configuration['wave'];
    // Skip adding the role to the user if they already have it.
    if ($account !== FALSE && $account->get('knowledge_wave')->value != intval($wave)) {
      // For efficiency manually save the original account before applying
      // any changes.
      $account->original = clone $account;
      $account->knowledge_wave->value = $wave;
      $account->save();
    }
  }

}