MailingListManager.php in Mailing List 8

Namespace

Drupal\mailing_list

File

src/MailingListManager.php

<?php

namespace Drupal\mailing_list;

use Drupal\mailing_list\SubscriptionInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\Core\Session\SessionManagerInterface;
use Drupal\user\PrivateTempStoreFactory;

/**
 * Mailing list manager implementation.
 */
class MailingListManager implements MailingListManagerInterface {

  /**
   * The current user.
   *
   * @var \Drupal\Core\Session\AccountInterface
   */
  protected $currentUser;

  /**
   * The session manager.
   *
   * @var \Drupal\Core\Session\SessionManagerInterface
   */
  protected $sessionManager;

  /**
   * The user private temp store factory.
   *
   * @var \Drupal\user\PrivateTempStoreFactory
   */
  protected $userPrivateTempstore;

  /**
   * Create a new mailing list manager instance.
   *
   * @param \Drupal\Core\Session\AccountInterface $current_user
   *   The current user.
   * @param \Drupal\Core\Session\SessionManagerInterface $session_manager
   *   The session manager.
   * @param \Drupal\user\PrivateTempStoreFactory $user_private_tempstore
   *   The user temp store.
   */
  public function __construct(AccountInterface $current_user, SessionManagerInterface $session_manager, PrivateTempStoreFactory $user_private_tempstore) {
    $this->currentUser = $current_user;
    $this->sessionManager = $session_manager;
    $this->userPrivateTempstore = $user_private_tempstore;
  }

  /**
   * {@inheritdoc}
   */
  public function grantSessionAccess(SubscriptionInterface $subscription) {

    // We need user session even for anonymous users.
    if ($this->currentUser
      ->isAnonymous() && !isset($_SESSION['session_started'])) {
      $_SESSION['session_started'] = TRUE;
      $this->sessionManager
        ->start();
    }
    if (!$this->sessionManager
      ->isStarted()) {

      // Unable to start the session, may be called from CLI or no cookies
      // allowed.
      return;
    }

    // Add subscription to the session access permissions.
    $collection = $this->userPrivateTempstore
      ->get('mailing_list');
    if (!($grants = $collection
      ->get('grants'))) {
      $grants = [];
    }
    $grants[$subscription
      ->uuid()] = REQUEST_TIME;
    $collection
      ->set('grants', $grants);
  }

  /**
   * {@inheritdoc}
   */
  public function revokeSessionAccess(SubscriptionInterface $subscription) {
    if ($this
      ->hasSessionAccess($subscription)) {
      $collection = $this->userPrivateTempstore
        ->get('mailing_list');
      $grants = $collection
        ->get('grants');
      unset($grants[$subscription
        ->uuid()]);
      $collection
        ->set('grants', $grants);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function hasSessionAccess(SubscriptionInterface $subscription) {
    return $this->sessionManager
      ->isStarted() && ($grants = $this->userPrivateTempstore
      ->get('mailing_list')
      ->get('grants')) && isset($grants[$subscription
      ->uuid()]);
  }

}

Classes

Name	Description
MailingListManager	Mailing list manager implementation.