User.php in Zircon Profile 8

Contains \Drupal\user\Plugin\views\argument_validator\User.

Namespace

Drupal\user\Plugin\views\argument_validator

File

core/modules/user/src/Plugin/views/argument_validator/User.php

<?php

/**
 * @file
 * Contains \Drupal\user\Plugin\views\argument_validator\User.
 */
namespace Drupal\user\Plugin\views\argument_validator;

use Drupal\Core\Entity\EntityInterface;
use Drupal\Core\Entity\EntityManagerInterface;
use Drupal\views\Plugin\views\argument\ArgumentPluginBase;
use Drupal\Core\Form\FormStateInterface;
use Drupal\views\Plugin\views\argument_validator\Entity;

/**
 * Validate whether an argument is a valid user.
 *
 * This supports either numeric arguments (UID) or strings (username) and
 * converts either one into the user's UID.  This validator also sets the
 * argument's title to the username.
 */
class User extends Entity {

  /**
   * The user storage.
   *
   * @var \Drupal\Core\Entity\EntityStorageInterface
   */
  protected $userStorage;

  /**
   * {@inheritdoc}
   */
  public function __construct(array $configuration, $plugin_id, $plugin_definition, EntityManagerInterface $entity_manager) {
    parent::__construct($configuration, $plugin_id, $plugin_definition, $entity_manager);
    $this->userStorage = $entity_manager
      ->getStorage('user');
  }

  /**
   * {@inheritdoc}
   */
  protected function defineOptions() {
    $options = parent::defineOptions();
    $options['restrict_roles'] = array(
      'default' => FALSE,
    );
    $options['roles'] = array(
      'default' => array(),
    );
    return $options;
  }

  /**
   * {@inheritdoc}
   */
  public function buildOptionsForm(&$form, FormStateInterface $form_state) {
    parent::buildOptionsForm($form, $form_state);
    $sanitized_id = ArgumentPluginBase::encodeValidatorId($this->definition['id']);
    $form['restrict_roles'] = array(
      '#type' => 'checkbox',
      '#title' => $this
        ->t('Restrict user based on role'),
      '#default_value' => $this->options['restrict_roles'],
    );
    $form['roles'] = array(
      '#type' => 'checkboxes',
      '#title' => $this
        ->t('Restrict to the selected roles'),
      '#options' => array_map(array(
        '\\Drupal\\Component\\Utility\\Html',
        'escape',
      ), user_role_names(TRUE)),
      '#default_value' => $this->options['roles'],
      '#description' => $this
        ->t('If no roles are selected, users from any role will be allowed.'),
      '#states' => array(
        'visible' => array(
          ':input[name="options[validate][options][' . $sanitized_id . '][restrict_roles]"]' => array(
            'checked' => TRUE,
          ),
        ),
      ),
    );
  }

  /**
   * {@inheritdoc}
   */
  public function submitOptionsForm(&$form, FormStateInterface $form_state, &$options = array()) {

    // filter trash out of the options so we don't store giant unnecessary arrays
    $options['roles'] = array_filter($options['roles']);
  }

  /**
   * {@inheritdoc}
   */
  protected function validateEntity(EntityInterface $entity) {

    /** @var \Drupal\user\UserInterface $entity */
    $role_check_success = TRUE;

    // See if we're filtering users based on roles.
    if (!empty($this->options['restrict_roles']) && !empty($this->options['roles'])) {
      $roles = $this->options['roles'];
      if (!(bool) array_intersect($entity
        ->getRoles(), $roles)) {
        $role_check_success = FALSE;
      }
    }
    return $role_check_success && parent::validateEntity($entity);
  }

  /**
   * {@inheritdoc}
   */
  public function calculateDependencies() {
    $dependencies = parent::calculateDependencies();
    foreach ($this->entityManager
      ->getStorage('user_role')
      ->loadMultiple(array_keys($this->options['roles'])) as $role) {
      $dependencies[$role
        ->getConfigDependencyKey()][] = $role
        ->getConfigDependencyName();
    }
    return $dependencies;
  }

}

Classes

Name	Description
User	Validate whether an argument is a valid user.