class BakeryRequestPolicy in Bakery Single Sign-On System 8.2

A policy allowing delivery of cached pages when there is no session open.

Do not serve cached pages to authenticated users, or to anonymous users when CHOCOLATECHIPCOOKIE exist in the request header.

Hierarchy

• class \Drupal\bakery\PageCache\BakeryRequestPolicy implements RequestPolicyInterface

1 string reference to 'BakeryRequestPolicy'

bakery.services.yml in ./bakery.services.yml

bakery.services.yml

1 service uses BakeryRequestPolicy

bakery.page_cache_request_policy in ./bakery.services.yml

Drupal\bakery\PageCache\BakeryRequestPolicy

File

src/PageCache/BakeryRequestPolicy.php, line 14

Namespace

Drupal\bakery\PageCache

class BakeryRequestPolicy implements RequestPolicyInterface {

  /**
   * {@inheritdoc}
   */
  public function check(Request $request) {
    if ($this
      ->pregArrayKeyExists('/^CHOCOLATECHIP/', $request->cookies
      ->all())) {
      return self::DENY;
    }
    return NULL;
  }

  /**
   * Check pattern key exist in array.
   *
   * @param string $pattern
   *   Regex pattern to match key.
   * @param array $array
   *   Array from which key needs to be checked.
   *
   * @return int
   *   if found return positive number else -1
   */
  private function pregArrayKeyExists($pattern, $array) {
    $keys = array_keys($array);
    return (int) preg_grep($pattern, $keys);
  }

}

Members

Name	Modifiers	Type	Description	Overrides
BakeryRequestPolicy::check	public	function	Determines whether delivery of a cached page should be attempted. Overrides RequestPolicyInterface::check
BakeryRequestPolicy::pregArrayKeyExists	private	function	Check pattern key exist in array.
RequestPolicyInterface::ALLOW		constant	Allow delivery of cached pages.
RequestPolicyInterface::DENY		constant	Deny delivery of cached pages.