/**
* Get Cache Key
*
* @param Request $request Request
*
* @return string Cache Key
*/
private function getCacheKey(Request $request, $cache_duration)
{
$keys = array_merge($request->getQueryParams(), $request->getAttributes());
$cache_key = $request->getUri();
$cache_key .= $request->getMethod();
$cache_key .= $cache_duration;
$cache_key .= serialize($keys);
return md5($cache_key);
}
/**
* With Criteria
*
* @param Request $request Request
*
* @return RestRequest RestRequest
*/
private function withCriteria(Request $request)
{
$element_type = $request->getAttribute('elementType');
$element_id = $request->getAttribute('elementId');
$attributes = array_merge($request->getQueryParams(), $request->getAttributes());
$criteria = \Craft\craft()->elements->getCriteria($element_type, $attributes);
$pagination_parameter = \Craft\craft()->config->get('paginationParameter', 'restfulApi');
if (isset($criteria->{$pagination_parameter})) {
$criteria->offset = ($criteria->{$pagination_parameter} - 1) * $criteria->limit;
unset($criteria->{$pagination_parameter});
}
if ($element_id) {
$criteria->archived = null;
$criteria->fixedOrder = null;
$criteria->limit = 1;
$criteria->localeEnabled = false;
$criteria->offset = 0;
$criteria->order = null;
$criteria->status = null;
$criteria->editable = null;
if (is_numeric($element_id)) {
$criteria->id = $element_id;
} else {
$criteria->slug = $element_id;
}
}
return $request->withCriteria($criteria);
}
/**
* Invoke
*
* @return void
*/
public function __invoke(Request $request, Response $response, callable $next)
{
$config = $request->getRoute()->getMiddlewareConfig('validation');
$input = $request->getMethod() === 'GET' ? $request->getQueryParams() : $request->getParams();
try {
$validator = $this->getValidator($config);
$validator->assert($input);
} catch (NestedValidationException $validation_exception) {
$exception = new HttpMessagesException('Validation error.');
$exception->setErrors($validation_exception->getMessages());
$exception->setInput($input);
throw $exception;
}
$response = $next($request, $response);
return $response;
}
