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| 1 | <?php | 
| 2 | |
| 3 | namespace Drupal\visitors\Service; | 
| 4 | |
| 5 | use Drupal\visitors\VisitorsCookieInterface; | 
| 6 | use Symfony\Component\HttpFoundation\RequestStack; | 
| 7 | |
| 8 | /** | 
| 9 | * Cookie service. | 
| 10 | */ | 
| 11 | class CookieService implements VisitorsCookieInterface { | 
| 12 | |
| 13 | /** | 
| 14 | * The request object. | 
| 15 | * | 
| 16 | * @var \Symfony\Component\HttpFoundation\Request | 
| 17 | */ | 
| 18 | protected $request; | 
| 19 | |
| 20 | /** | 
| 21 | * Constructs a new CookieService. | 
| 22 | * | 
| 23 | * @param \Symfony\Component\HttpFoundation\RequestStack $request_stack | 
| 24 | * The request object. | 
| 25 | */ | 
| 26 | public function __construct(RequestStack $request_stack) { | 
| 27 | $this->request = $request_stack->getCurrentRequest(); | 
| 28 | } | 
| 29 | |
| 30 | /** | 
| 31 | * {@inheritdoc} | 
| 32 | */ | 
| 33 | public function getId(): ?string { | 
| 34 | $_pk_id = NULL; | 
| 35 | foreach ($this->request->cookies as $name => $value) { | 
| 36 | if (strpos($name, '_pk_id_') === 0) { | 
| 37 | $_pk_id = $value; | 
| 38 | } | 
| 39 | } | 
| 40 | [$visitor_id] = is_string($_pk_id) ? explode('.', $_pk_id) : [NULL]; | 
| 41 | |
| 42 | return $visitor_id; | 
| 43 | } | 
| 44 | |
| 45 | } |