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CookiesCacheContext.php in Drupal 9

Same filename and directory in other branches
  1. 8 core/lib/Drupal/Core/Cache/Context/CookiesCacheContext.php

File

core/lib/Drupal/Core/Cache/Context/CookiesCacheContext.php
View source
<?php

namespace Drupal\Core\Cache\Context;

use Drupal\Core\Cache\CacheableMetadata;

/**
 * Defines the CookiesCacheContext service, for "per cookie" caching.
 *
 * Cache context ID: 'cookies' (to vary by all cookies).
 * Calculated cache context ID: 'cookies:%name', e.g. 'cookies:device_type' (to
 * vary by the 'device_type' cookie).
 */
class CookiesCacheContext extends RequestStackCacheContextBase implements CalculatedCacheContextInterface {

  /**
   * {@inheritdoc}
   */
  public static function getLabel() {
    return t('HTTP cookies');
  }

  /**
   * {@inheritdoc}
   */
  public function getContext($cookie = NULL) {
    if ($cookie === NULL) {
      return $this->requestStack
        ->getCurrentRequest()->cookies
        ->all();
    }
    else {
      return $this->requestStack
        ->getCurrentRequest()->cookies
        ->get($cookie);
    }
  }

  /**
   * {@inheritdoc}
   */
  public function getCacheableMetadata($cookie = NULL) {
    return new CacheableMetadata();
  }

}

Classes

Namesort descending Description
CookiesCacheContext Defines the CookiesCacheContext service, for "per cookie" caching.