Same name and namespace in other branches

1. 9 core/modules/jsonapi/src/EventSubscriber/JsonApiRequestValidator.php \Drupal\jsonapi\EventSubscriber\JsonApiRequestValidator::validateQueryParams()
2. 8.9.x core/modules/jsonapi/src/EventSubscriber/JsonApiRequestValidator.php \Drupal\jsonapi\EventSubscriber\JsonApiRequestValidator::validateQueryParams()
3. 10 core/modules/jsonapi/src/EventSubscriber/JsonApiRequestValidator.php \Drupal\jsonapi\EventSubscriber\JsonApiRequestValidator::validateQueryParams()

Validates custom (implementation-specific) query parameter names.

Parameters

\Symfony\Component\HttpFoundation\Request $request: The request for which to validate JSON:API query parameters.

Return value

\Drupal\jsonapi\ResourceResponse|null A JSON:API resource response.

See also

http://jsonapi.org/format/#query-parameters

1 call to JsonApiRequestValidator::validateQueryParams()

JsonApiRequestValidator::onRequest in core/modules/jsonapi/src/EventSubscriber/JsonApiRequestValidator.php

Validates JSON:API requests.

File

core/modules/jsonapi/src/EventSubscriber/JsonApiRequestValidator.php, line 50

Class

JsonApiRequestValidator

Request subscriber that validates a JSON:API request.

Namespace

Drupal\jsonapi\EventSubscriber

Code

protected function validateQueryParams(Request $request) {
    $invalid_query_params = [];
    foreach (array_keys($request->query
        ->all()) as $query_parameter_name) {
        // Ignore reserved (official) query parameters.
        if (in_array($query_parameter_name, JsonApiSpec::getReservedQueryParameters())) {
            continue;
        }
        if (!JsonApiSpec::isValidCustomQueryParameter($query_parameter_name)) {
            $invalid_query_params[] = $query_parameter_name;
        }
    }
    // Drupal uses the `_format` query parameter for Content-Type negotiation.
    // Using it violates the JSON:API spec. Nudge people nicely in the correct
    // direction. (This is special cased because using it is pretty common.)
    if (in_array('_format', $invalid_query_params, TRUE)) {
        $uri_without_query_string = $request->getSchemeAndHttpHost() . $request->getBaseUrl() . $request->getPathInfo();
        $exception = new CacheableBadRequestHttpException((new CacheableMetadata())->addCacheContexts([
            'url.query_args:_format',
        ]), 'JSON:API does not need that ugly \'_format\' query string! 🤘 Use the URL provided in \'links\' 🙏');
        $exception->setHeaders([
            'Link' => $uri_without_query_string,
        ]);
        throw $exception;
    }
    if (empty($invalid_query_params)) {
        return NULL;
    }
    $message = sprintf('The following query parameters violate the JSON:API spec: \'%s\'.', implode("', '", $invalid_query_params));
    $exception = new CacheableBadRequestHttpException((new CacheableMetadata())->addCacheContexts([
        'url.query_args',
    ]), $message);
    $exception->setHeaders([
        'Link' => 'http://jsonapi.org/format/#query-parameters',
    ]);
    throw $exception;
}

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