/**
* Get value of encrypted HTTP cookie
*
* Return the value of an encrypted cookie from the current HTTP request,
* or return NULL if cookie does not exist. Encrypted cookies created during
* the current request will not be available until the next request.
*
* @param string $name
* @return string|false
*/
public function getEncryptedCookie($name, $deleteIfInvalid = true)
{
$value = \Slim\Http\Util::decodeSecureCookie($this->request->cookies($name), $this->config('cookies.secret_key'), $this->config('cookies.cipher'), $this->config('cookies.cipher_mode'));
if ($value === false && $deleteIfInvalid) {
$this->deleteCookie($name);
}
return $value;
}