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<?php |
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declare(strict_types=1); |
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namespace GraphQLAPI\GraphQLAPI\Hooks; |
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use PoP\Hooks\AbstractHookSet; |
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use GraphQLAPI\GraphQLAPI\Facades\ModuleRegistryFacade; |
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use GraphQLAPI\GraphQLAPI\ModuleResolvers\EndpointFunctionalityModuleResolver; |
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use PoP\GraphQLAPI\DataStructureFormatters\GraphQLDataStructureFormatter; |
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use PoP\API\Response\Schemes as APISchemes; |
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class VarsHooks extends AbstractHookSet |
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{ |
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protected function init() |
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{ |
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// Implement immediately, before VarsHooks in API adds output=json |
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$this->hooksAPI->addAction( |
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'ApplicationState:addVars', |
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array($this, 'maybeRemoveVars'), |
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0, |
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1 |
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); |
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} |
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/** |
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* If the single endpoint is disabled, or if pointing to a different URL |
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* than the single endpoint (eg: /posts/) and the datastructure param |
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* is not provided it's not "graphql", then: |
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* Do not allow to query the endpoint through URL. |
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* |
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* Examples of not allowed URLs: |
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* - /single-endpoint/?scheme=api&datastructure=graphql <= single endpoint disabled |
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* - /posts/?scheme=api |
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* |
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* @param array<array> $vars_in_array |
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*/ |
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public function maybeRemoveVars(array $vars_in_array): void |
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{ |
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[&$vars] = $vars_in_array; |
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if (isset($vars['scheme']) && $vars['scheme'] == APISchemes::API) { |
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$moduleRegistry = ModuleRegistryFacade::getInstance(); |
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// By setting explicit allowed datastructures, we avoid the empty one |
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// being processed /?scheme=api <= native API |
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// If ever need to support REST or another format, add a hook here |
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$allowedDataStructures = [ |
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GraphQLDataStructureFormatter::getName(), |
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]; |
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if ( |
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// If single endpoint not enabled |
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!$moduleRegistry->isModuleEnabled(EndpointFunctionalityModuleResolver::SINGLE_ENDPOINT) |
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// If datastructure is not GraphQL (or another allowed one) |
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|| !in_array($vars['datastructure'], $allowedDataStructures) |
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) { |
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unset($vars['scheme']); |
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unset($vars['datastructure']); |
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} |
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} |
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} |
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} |
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GraphQLAPI /
graphql-api-for-wp
