vendor/abap/application-context-bundle/src/EventSubscriber/ApplicationContextSubscriber.php line 39

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  1. <?php
  3. declare(strict_types=1);
  5. namespace Abap\ApplicationContextBundle\EventSubscriber;
  7. use Abap\ApplicationContextBundle\ConfigurationLoader\ConfigurationLoaderRegistry;
  8. use Abap\ApplicationContextBundle\Context\ApplicationContext;
  9. use Abap\ApplicationContextBundle\Context\ApplicationContextInterface;
  10. use Abap\ApplicationContextBundle\Context\ApplicationContextRegistry;
  11. use Abap\ThemeBundle\Context\ThemeContextInterface;
  12. use Symfony\Component\EventDispatcher\EventSubscriberInterface;
  13. use Symfony\Component\HttpFoundation\Request;
  14. use Symfony\Component\HttpKernel\Event\RequestEvent;
  15. use Symfony\Component\HttpKernel\KernelEvents;
  17. final class ApplicationContextSubscriber implements EventSubscriberInterface
  18. {
  19.     private ThemeContextInterface $currentThemeContext;
  20.     private ConfigurationLoaderRegistry $configurationLoaderRegistry;
  21.     private ApplicationContextRegistry $applicationContextRegistry;
  23.     public function __construct(ThemeContextInterface $themeContext, ConfigurationLoaderRegistry $configurationLoaderRegistry, ApplicationContextRegistry $applicationContextRegistry)
  24.     {
  25.         $this->currentThemeContext                = $themeContext;
  26.         $this->configurationLoaderRegistry = $configurationLoaderRegistry;
  27.         $this->applicationContextRegistry = $applicationContextRegistry;
  28.     }
  30.     public static function getSubscribedEvents()
  31.     {
  32.         return [
  33.             KernelEvents::REQUEST => [
  34.                 ['loadApplicationContext', 50],
  35.             ],
  36.         ];
  37.     }
  39.     public function loadApplicationContext(RequestEvent $event): void
  40.     {
  41.         $request = $event->getRequest();
  42.         if (!$event->isMainRequest()) {
  43.             return;
  44.         }
  46.         $this->applicationContextRegistry->unsetCurrent();
  48.         foreach ($this->configurationLoaderRegistry->all() as $configurationLoader) {
  49.             if (null === $availableContexts = $configurationLoader->load()) {
  50.                 continue;
  51.             }
  53.             foreach ($availableContexts as $contextCode=>$contextData) {
  55.                 $applicationContext = new ApplicationContext();
  56.                 $applicationContext->loadData($contextCode, $contextData);
  57.                 $this->applicationContextRegistry->addContext($applicationContext);
  59.                 if (!$this->applicationContextRegistry->hasCurrent() && $this->isApplicable($request, $applicationContext)) {
  60.                     $this->applicationContextRegistry->setCurrent($applicationContext->getCode());
  61.                     $this->currentThemeContext->loadTheme($applicationContext->getTheme());
  62.                 }
  63.             }
  64.         }
  65.     }
  67.     private function isApplicable(Request $request, ApplicationContext $applicationContext): bool
  68.     {
  69.         if ($this->isExcludedPath($request, $applicationContext)) {
  70.             return false;
  71.         }
  73.         $path = $applicationContext->getPath();
  74.         if (empty($path) || '/' === $path) {
  75.             return true;
  76.         }
  78.         $reg        = '/^' . preg_quote($path, '/') . '($|\/|\?)/';
  79.         $requestUri = $request->getRequestUri();
  81.         return (bool) preg_match($reg, $requestUri);
  82.     }
  84.     public function isExcludedPath(Request $request, ApplicationContext $applicationContext): bool
  85.     {
  86.         $requestUri = $request->getRequestUri();
  87.         foreach ($applicationContext->getExcludedPaths() as $excludedPath) {
  88.             $reg = '/^' . preg_quote($excludedPath, '/') . '($|\/|\?)/';
  89.             if ((bool)preg_match($reg, $requestUri)) {
  90.                 return true;
  91.             }
  92.         }
  94.         return false;
  95.     }
  96. }