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<?php |
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namespace Kunstmaan\MultiDomainBundle\Controller; |
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use Kunstmaan\MultiDomainBundle\Helper\DomainConfiguration; |
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use Symfony\Component\Routing\Annotation\Route; |
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use Symfony\Bundle\FrameworkBundle\Controller\Controller; |
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use Symfony\Component\HttpFoundation\RedirectResponse; |
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use Symfony\Component\HttpFoundation\Request; |
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use Symfony\Component\HttpFoundation\Response; |
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use Symfony\Component\HttpKernel\Exception\NotFoundHttpException; |
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use Symfony\Component\Security\Core\Exception\AccessDeniedException; |
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class SiteSwitchController extends Controller |
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{ |
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/** |
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* @Route("/switch-site", name="KunstmaanMultiDomainBundle_switch_site", methods={"GET"}) |
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* |
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* @param \Symfony\Component\HttpFoundation\Request $request |
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* |
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* @return Response |
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* |
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* @throws AccessDeniedException |
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* @throws NotFoundHttpException |
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*/ |
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public function switchAction(Request $request) |
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{ |
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$domainConfiguration = $this->get('kunstmaan_admin.domain_configuration'); |
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$host = $request->query->get('host'); |
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$hosts = $domainConfiguration->getFullHostConfig(); |
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if (!\array_key_exists($host, $hosts)) { |
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throw $this->createNotFoundException('Invalid host specified'); |
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} |
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$currentHost = $domainConfiguration->getHost(); |
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$session = $request->getSession(); |
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if ($request->get('from_url_chooser')) { |
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$session->set(DomainConfiguration::SWITCH_HOST, $host); |
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} else { |
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$session->set(DomainConfiguration::OVERRIDE_HOST, $host); |
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} |
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/* |
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* If current host type is different then the host going to, redirect to it's homepage. |
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* If coming from url chooser, don't redirect to homepage if other host. |
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*/ |
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if ((($hosts[$host]['type'] !== $hosts[$currentHost]['type']) || (!$request->query->has('route'))) && (!$request->get('from_url_chooser'))) { |
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$route = 'KunstmaanAdminBundle_homepage'; |
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$defaultLocale = $this->get('kunstmaan_admin.domain_configuration')->getDefaultLocale(); |
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} else { |
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$route = $request->query->get('route'); |
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$routeParams = $request->query->get('route_params'); |
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$defaultLocale = $hosts[$host]['default_locale']; |
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} |
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$routeParams['_locale'] = $defaultLocale; |
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$response = new RedirectResponse( |
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$this->get('router')->generate($route, $routeParams) |
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); |
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return $response; |
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} |
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} |
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If you define a variable conditionally, it can happen that it is not defined for all execution paths.
Let’s take a look at an example:
In the above example, the variable $x is defined if you pass “foo” or “bar” as argument for $a. However, since the switch statement has no default case statement, if you pass any other value, the variable $x would be undefined.
Available Fixes
Check for existence of the variable explicitly:
Define a default value for the variable:
Add a value for the missing path: