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<?php |
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/* |
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* This file is part of the FOSRestBundle package. |
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* |
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* (c) FriendsOfSymfony <http://friendsofsymfony.github.com/> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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*/ |
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namespace FOS\RestBundle\Request; |
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use Doctrine\Common\Util\ClassUtils; |
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use FOS\RestBundle\Controller\Annotations\ParamInterface; |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* Contains the {@link ParamFetcher} params and links them to a request. |
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* |
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* @internal |
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*/ |
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final class ParameterBag |
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{ |
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private $paramReader; |
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private $params = array(); |
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public function __construct(ParamReaderInterface $paramReader) |
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{ |
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$this->paramReader = $paramReader; |
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} |
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public function getParams(Request $request) |
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{ |
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$requestId = spl_object_hash($request); |
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if (!isset($this->params[$requestId]) || empty($this->params[$requestId]['controller'])) { |
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throw new \InvalidArgumentException('Controller and method needs to be set via setController.'); |
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} |
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if ($this->params[$requestId]['params'] === null) { |
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return $this->initParams($requestId); |
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} |
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return $this->params[$requestId]['params']; |
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} |
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public function addParam(Request $request, ParamInterface $param) |
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{ |
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$requestId = spl_object_hash($request); |
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$this->getParams($request); |
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$this->params[$requestId]['params'][$param->getName()] = $param; |
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} |
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public function setController(Request $request, $controller) |
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{ |
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$requestId = spl_object_hash($request); |
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$this->params[$requestId] = array( |
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'controller' => $controller, |
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'params' => null, |
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); |
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} |
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/** |
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* Initialize the parameters. |
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* |
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* @param string $requestId |
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* |
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* @throws \InvalidArgumentException |
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*/ |
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private function initParams($requestId) |
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{ |
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$controller = $this->params[$requestId]['controller']; |
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if (!is_array($controller) || empty($controller[0]) || !is_object($controller[0])) { |
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throw new \InvalidArgumentException( |
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'Controller needs to be set as a class instance (closures/functions are not supported)' |
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); |
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} |
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return $this->params[$requestId]['params'] = $this->paramReader->read( |
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new \ReflectionClass(ClassUtils::getClass($controller[0])), |
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$controller[1] |
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); |
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} |
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} |
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FriendsOfSymfony /
FOSRestBundle
