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| 1 | +<?php |
| 2 | + |
| 3 | +namespace Bankiru\Seo\Listener; |
| 4 | + |
| 5 | +use Bankiru\Seo\Exception\MatchingException; |
| 6 | +use Symfony\Component\HttpKernel\Event\GetResponseEvent; |
| 7 | +use Symfony\Component\HttpKernel\Exception\NotFoundHttpException; |
| 8 | +use Symfony\Component\Routing\Route; |
| 9 | +use Symfony\Component\Routing\RouterInterface; |
| 10 | + |
| 11 | +final class SeoRequestListener |
| 12 | +{ |
| 13 | + /** @var RouterInterface */ |
| 14 | + private $router; |
| 15 | + /** |
| 16 | + * @var MasterSeoRequest |
| 17 | + */ |
| 18 | + private $seoRequest; |
| 19 | + |
| 20 | + /** |
| 21 | + * SeoRequestListener constructor. |
| 22 | + * |
| 23 | + * @param RouterInterface $router |
| 24 | + * @param MasterSeoRequest $seoRequest |
| 25 | + */ |
| 26 | + public function __construct(RouterInterface $router, MasterSeoRequest $seoRequest) |
| 27 | + { |
| 28 | + $this->router = $router; |
| 29 | + $this->seoRequest = $seoRequest; |
| 30 | + } |
| 31 | + |
| 32 | + /** |
| 33 | + * @param GetResponseEvent $event |
| 34 | + * |
| 35 | + * @throws \UnexpectedValueException |
| 36 | + * @throws NotFoundHttpException |
| 37 | + * @throws \LogicException |
| 38 | + */ |
| 39 | + public function onMasterRequest(GetResponseEvent $event) |
| 40 | + { |
| 41 | + if (!$event->isMasterRequest()) { |
| 42 | + return; |
| 43 | + } |
| 44 | + |
| 45 | + $request = $event->getRequest(); |
| 46 | + |
| 47 | + $name = $request->attributes->get('route'); |
| 48 | + $route = $this->router->getRouteCollection()->get($name); |
| 49 | + if (!$route) { |
| 50 | + return; |
| 51 | + } |
| 52 | + |
| 53 | + $seoOptions = $this->normalizeSeoOptions($route, $name); |
| 54 | + |
| 55 | + if (true !== $seoOptions['enabled']) { |
| 56 | + return; |
| 57 | + } |
| 58 | + |
| 59 | + $this->seoRequest->setDestination(RequestDestinationFactory::createFromRequest($request)); |
| 60 | + |
| 61 | + if (false === $seoOptions['match']) { |
| 62 | + return; |
| 63 | + } |
| 64 | + |
| 65 | + try { |
| 66 | + $page = $this->seoRequest->getPage(); |
| 67 | + } catch (MatchingException $exception) { |
| 68 | + throw new NotFoundHttpException(null, $exception); |
| 69 | + } |
| 70 | + |
| 71 | + $request->attributes->set('_seo_page', $page); |
| 72 | + } |
| 73 | + |
| 74 | + /** |
| 75 | + * @param Route $route |
| 76 | + * @param string $name |
| 77 | + * |
| 78 | + * @return array |
| 79 | + * @throws \UnexpectedValueException |
| 80 | + */ |
| 81 | + private function normalizeSeoOptions(Route $route, $name) |
| 82 | + { |
| 83 | + $seoOptions = $route->getOption('seo'); |
| 84 | + if (null === $seoOptions) { |
| 85 | + return ['enabled' => false]; |
| 86 | + } |
| 87 | + if (is_bool($seoOptions)) { |
| 88 | + return ['enabled' => $seoOptions, 'match' => true]; |
| 89 | + } |
| 90 | + if (!is_array($seoOptions)) { |
| 91 | + throw new \UnexpectedValueException( |
| 92 | + sprintf('Seo options should be either boolean or array for route "%s"', $name) |
| 93 | + ); |
| 94 | + } |
| 95 | + |
| 96 | + return array_replace_recursive(['enabled' => true, 'match' => true], $seoOptions); |
| 97 | + } |
| 98 | +} |
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