lib/boab/cms-bundle/src/EventListener/SeoListener.php line 12

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  1. <?php
  3. namespace Boab\CmsBundle\EventListener;
  5. use Symfony\Component\Routing\RouterInterface;
  6. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  7. use Sonata\SeoBundle\Seo\SeoPageInterface;
  8. use Boab\CmsBundle\Event\PageShowEvent;
  9. use Boab\CmsBundle\Events;
  10. use Symfony\Component\Asset\Packages;
  12. class SeoListener implements EventSubscriberInterface
  13. {
  14.     private $seoPage;
  15.     private $router;
  16.     private $asset;
  18.     public function __construct(SeoPageInterface $seoPage, RouterInterface $router, Packages $asset)
  19.     {
  20.         $this->seoPage = $seoPage;
  21.         $this->router = $router;
  22.         $this->asset = $asset;
  23.     }
  25.     public function onPageShow(PageShowEvent $event)
  26.     {
  27.         $node = $event->getNode();
  28.         $request = $event->getRequest();
  29.         $this->seoPage
  30.             ->setTitle($node->getTitle())
  31.             //->addMeta('name', 'keywords', $node->getMetaKeywords())
  32.             ->addMeta('name', 'description', $node->getSummary())
  33.             ->addMeta('name', 'author', $node->getMetaAuthor())
  34.             ->addMeta('property', 'og:title', $node->getTitle())
  35.             ->addMeta('property', 'og:image', $this->getThumbnailUrl($request, $node))
  36.             ->addMeta('property', 'og:type', 'blog')
  37.             ->addMeta('property', 'og:description', $node->getSummary());   
  38.             //->addMeta('property', 'og:url',  $this->generateUrl('sonata_news_view', [], true));    
  39.     }
  41.     private function getThumbnailUrl($request, $node)
  42.     {
  43.         return $request->getSchemeAndHttpHost().$this->asset->getUrl($node->getMetaThumbnail());
  44.     }
  46.     public static function getSubscribedEvents():array
  47.     {
  48.         return [
  49.            Events::PAGE_RENDER => ['onPageRender']
  50.         ];
  51.     }    
  53. }