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<?php |
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/* |
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* This file is part of the OverblogGraphQLBundle package. |
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* |
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* (c) Overblog <http://github.com/overblog/> |
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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 Overblog\GraphQLBundle\Resolver; |
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use Symfony\Component\DependencyInjection\ContainerAwareInterface; |
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use Symfony\Component\OptionsResolver\OptionsResolver; |
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class ResolverResolver extends AbstractResolver |
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{ |
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/** |
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* @param $input |
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* |
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* @return mixed |
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*/ |
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public function resolve($input) |
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{ |
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if (!is_array($input)) { |
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$input = [$input]; |
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} |
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if (!isset($input[0]) || !isset($input[1])) { |
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$optionResolver = new OptionsResolver(); |
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$optionResolver->setDefaults([null, []]); |
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$input = $optionResolver->resolve($input); |
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} |
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$alias = $input[0]; |
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$funcArgs = $input[1]; |
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if (null === $func = $this->cache->fetch($alias)) { |
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$options = $this->getResolverServiceOptionsFromAlias($alias); |
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$resolver = $this->container->get($options['id']); |
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if ($resolver instanceof ContainerAwareInterface) { |
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$resolver->setContainer($this->container); |
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} |
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$func = [$resolver, $options['method']]; |
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$this->cache->save($alias, $func); |
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} |
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return call_user_func_array($func, $funcArgs); |
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} |
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private function getResolverServiceOptionsFromAlias($alias) |
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{ |
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$resolversMapping = $this->getMapping(); |
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if (!isset($resolversMapping[$alias])) { |
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throw new UnresolvableException( |
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$this->unresolvableMessage($alias) |
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); |
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} |
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return $resolversMapping[$alias]; |
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} |
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protected function getMapping() |
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{ |
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return $this->container->getParameter('overblog_graphql.resolvers_mapping'); |
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} |
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protected function unresolvableMessage($alias) |
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{ |
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return sprintf('Unknown resolver with alias "%s" (verified service tag)', $alias); |
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} |
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} |
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overblog /
GraphQLBundle
