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<?php |
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namespace Coyote\Http\Middleware; |
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use Closure; |
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use Illuminate\Http\Request; |
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use Ramsey\Uuid\Uuid; |
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class SetupGuestCookie |
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{ |
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/** |
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* Handle an incoming request. |
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* |
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* @param \Illuminate\Http\Request $request |
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* @param \Closure $next |
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* @return mixed |
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*/ |
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public function handle(Request $request, Closure $next) |
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{ |
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// establish quest id |
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$guestId = $this->getGuestIdValue($request); |
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// cookie value |
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$cookie = $request->cookie(config('session.guest_cookie')); |
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/** @var \Illuminate\Http\Response $response */ |
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$response = $next($request); |
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if (method_exists($response, 'cookie') && ($cookie === null || $cookie !== $guestId)) { |
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$response->cookie(config('session.guest_cookie'), $guestId, 525948); // 1 year |
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} |
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return $response; |
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} |
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/** |
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* @param Request $request |
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* @return string |
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*/ |
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private function getGuestIdValue(Request $request): string |
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{ |
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// get guest_id from session. this does not require additional query to redis. |
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// this value can be null if session does not exist. |
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$guestId = $request->session()->get('guest_id'); |
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// cookie was removed or this is users' first visit |
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if ($guestId === null) { |
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if (!empty($request->user())) { |
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$guestId = $request->user()->guest_id; |
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} elseif ($request->hasCookie(config('session.guest_cookie'))) { |
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$guestId = $request->cookie(config('session.guest_cookie')); |
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} else { |
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$guestId = (string) Uuid::uuid4(); |
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} |
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$request->session()->put('guest_id', $guestId); |
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} |
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// validate registered user's guest_id with the one from session. |
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// why? previously user could use website as anonymous user. |
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if (!empty($request->user()) && $request->user()->guest_id !== $guestId) { |
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$guestId = $request->user()->guest_id; |
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$request->session()->put('guest_id', $guestId); |
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} |
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return $guestId; |
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} |
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} |
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adam-boduch /
coyote
