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<?php |
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namespace Knp\RadBundle\EventListener; |
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use Symfony\Component\HttpKernel\Event\GetResponseForControllerResultEvent; |
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use Symfony\Component\HttpFoundation\Request; |
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use Knp\RadBundle\View\NameDeducer; |
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use Knp\RadBundle\View\NameDeducer\NotInBundleException; |
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use Knp\RadBundle\View\NameDeducer\NoControllerNameException; |
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use Knp\RadBundle\EventListener\MissingViewHandler; |
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use Symfony\Component\Templating\EngineInterface; |
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/** |
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* Adds Response event listener to render no-Response |
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* controller results (arrays). |
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*/ |
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class ViewListener |
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{ |
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private $templating; |
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private $missingViewHandler; |
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private $viewNameDeducer; |
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/** |
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* Initializes listener. |
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* |
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* @param EngineInterface $templating Templating engine |
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* @param ViewNameDeducer $viewNameDeducer Deduces the view name from controller name |
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* @param MissingViewHandler $missingViewHandler handles missing views |
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*/ |
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public function __construct(EngineInterface $templating, NameDeducer $viewNameDeducer, MissingViewHandler $missingViewHandler = null) |
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{ |
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$this->templating = $templating; |
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$this->viewNameDeducer = $viewNameDeducer; |
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$this->missingViewHandler = $missingViewHandler ?: new MissingViewHandler; |
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} |
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/** |
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* Patches response on empty responses. |
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* |
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* @param GetResponseForControllerResultEvent $event Event instance |
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*/ |
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public function onKernelView(GetResponseForControllerResultEvent $event) |
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{ |
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$request = $event->getRequest(); |
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try { |
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$viewName = $this->viewNameDeducer->deduce($request); |
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} |
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catch (NotInBundleException $e) { |
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return; |
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} |
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catch (NoControllerNameException $e) { |
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return; |
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} |
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$viewParams = $event->getControllerResult(); |
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if (!is_array($viewParams) && !is_null($viewParams)) { |
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return; |
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} |
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if ($this->templating->exists($viewName)) { |
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$response = $this->templating->renderResponse($viewName, $viewParams ?: array()); |
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$event->setResponse($response); |
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return; |
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} |
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$this->missingViewHandler->handleMissingView($event, $viewName, $viewParams ?: array()); |
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} |
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} |
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KnpLabs /
KnpRadBundle
This check marks calls to methods that do not seem to exist on an object.
This is most likely the result of a method being renamed without all references to it being renamed likewise.