86 lines
2.5 KiB
PHP
86 lines
2.5 KiB
PHP
<?php
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namespace Sensio\Bundle\FrameworkExtraBundle\EventListener;
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use Sensio\Bundle\FrameworkExtraBundle\Configuration\ParamConverter;
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use Sensio\Bundle\FrameworkExtraBundle\Request\ParamConverter\ParamConverterManager;
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use Symfony\Component\HttpFoundation\Request;
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use Symfony\Component\HttpKernel\Event\FilterControllerEvent;
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/*
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* This file is part of the Symfony framework.
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*
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* (c) Fabien Potencier <fabien@symfony.com>
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*
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* This source file is subject to the MIT license that is bundled
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* with this source code in the file LICENSE.
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*/
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/**
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* The ParamConverterListener handles the @ParamConverter annotation.
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*
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* @author Fabien Potencier <fabien@symfony.com>
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*/
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class ParamConverterListener
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{
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/**
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* @var Sensio\Bundle\FrameworkExtraBundle\Request\ParamConverter\ParamConverterManager
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*/
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protected $manager;
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/**
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* Constructor.
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*
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* @param ParamConverterManager $manager A ParamConverterManager instance
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*/
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public function __construct(ParamConverterManager $manager)
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{
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$this->manager = $manager;
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}
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/**
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* Modifies the ParamConverterManager instance.
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*
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* @param FilterControllerEvent $event A FilterControllerEvent instance
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*/
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public function onKernelController(FilterControllerEvent $event)
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{
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$controller = $event->getController();
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$request = $event->getRequest();
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$configurations = array();
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if ($configuration = $request->attributes->get('_converters')) {
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foreach (is_array($configuration) ? $configuration : array($configuration) as $configuration) {
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$configurations[$configuration->getName()] = $configuration;
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}
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}
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if (is_array($controller)) {
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$r = new \ReflectionMethod($controller[0], $controller[1]);
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} else {
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$r = new \ReflectionFunction($controller);
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}
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// automatically apply conversion for non-configured objects
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foreach ($r->getParameters() as $param) {
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if (!$param->getClass()) {
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continue;
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}
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$name = $param->getName();
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if (!isset($configurations[$name])) {
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$configuration = new ParamConverter(array());
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$configuration->setName($name);
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$configuration->setClass($param->getClass()->getName());
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$configurations[$name] = $configuration;
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}
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$configurations[$name]->setIsOptional($param->isOptional());
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}
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$this->manager->apply($request, $configurations);
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}
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}
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