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<?php |
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namespace Drupal\graphql_core\Plugin\GraphQL\Fields\Routing; |
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use Drupal\Core\Path\PathValidatorInterface; |
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use Drupal\Core\Plugin\ContainerFactoryPluginInterface; |
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use Drupal\graphql\GraphQL\Cache\CacheableValue; |
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use Drupal\graphql\GraphQL\Execution\ResolveContext; |
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use Drupal\graphql\Plugin\GraphQL\Fields\FieldPluginBase; |
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use Drupal\language\LanguageNegotiator; |
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use GraphQL\Type\Definition\ResolveInfo; |
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use Symfony\Component\DependencyInjection\ContainerInterface; |
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use Symfony\Component\HttpFoundation\Request; |
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/** |
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* Retrieve a route object based on a path. |
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* |
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* @GraphQLField( |
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* id = "url_route", |
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* secure = true, |
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* name = "route", |
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* description = @Translation("Loads a route by its path."), |
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* type = "Url", |
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* arguments = { |
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* "path" = "String!" |
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* } |
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* ) |
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*/ |
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class Route extends FieldPluginBase implements ContainerFactoryPluginInterface { |
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/** |
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* The path validator service. |
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* |
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* @var \Drupal\Core\Path\PathValidatorInterface |
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*/ |
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protected $pathValidator; |
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/** |
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* The language negotiator service. |
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* |
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* @var \Drupal\language\LanguageNegotiator |
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*/ |
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protected $languageNegotiator; |
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/** |
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* {@inheritdoc} |
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*/ |
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public static function create(ContainerInterface $container, array $configuration, $plugin_id, $plugin_definition) { |
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return new static( |
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$configuration, |
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$plugin_id, |
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$plugin_definition, |
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$container->get('path.validator'), |
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$container->has('language_negotiator') ? $container->get('language_negotiator') : NULL |
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); |
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} |
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/** |
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* Route constructor. |
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* |
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* @param array $configuration |
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* The plugin configuration. |
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* @param string $pluginId |
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* The plugin id. |
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* @param mixed $pluginDefinition |
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* The plugin definition. |
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* @param \Drupal\Core\Path\PathValidatorInterface $pathValidator |
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* The path validator service. |
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* @param \Drupal\language\LanguageNegotiator|null $languageNegotiator |
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* The language negotiator. |
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*/ |
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public function __construct( |
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array $configuration, |
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$pluginId, |
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$pluginDefinition, |
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PathValidatorInterface $pathValidator, |
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$languageNegotiator |
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) { |
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parent::__construct($configuration, $pluginId, $pluginDefinition); |
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$this->pathValidator = $pathValidator; |
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$this->languageNegotiator = $languageNegotiator; |
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} |
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/** |
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* {@inheritdoc} |
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*/ |
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public function resolveValues($value, array $args, ResolveContext $context, ResolveInfo $info) { |
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if (($url = $this->pathValidator->getUrlIfValidWithoutAccessCheck($args['path'])) && $url->access()) { |
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// For now we just take the "url" negotiator into account. |
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if ($this->languageNegotiator) { |
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if ($negotiator = $this->languageNegotiator->getNegotiationMethodInstance('language-url')) { |
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$context->setContext('language', $negotiator->getLangcode(Request::create($args['path'])), $info); |
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} |
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} |
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yield $url; |
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} |
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else { |
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yield (new CacheableValue(NULL))->addCacheTags(['4xx-response']); |
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} |
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} |
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} |
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drupal-graphql /
graphql
