/**
* Execute this middleware.
*
* @param ServerRequestInterface $request The PSR7 request.
* @param ResponseInterface $response The PSR7 response.
* @param callable $next The Next middleware.
*
* @return ResponseInterface
*/
public function __invoke(ServerRequestInterface $request, ResponseInterface $response, callable $next)
{
$input = $request->getQueryParams();
if ($this->inputLocation === 'body') {
$input = (array) $request->getParsedBody();
}
list($success, $filteredInput, $error) = Filterer::filter($this->filters, $input);
if (!$success) {
return $response->withStatus(400, 'Bad Request')->withBody($this->streamFactory->make($error));
}
$this->container['input'] = $filteredInput;
return $next($request, $response);
}
/**
* @see \DominionEntepries\Filterer::filter().
*
* @param array $spec The filter specification.
* @param array $input The data to be filtered.
* @param array $options Array of filterer options.
*
* @return array
*/
public static final function filter(array $spec, array $input, array $options = [])
{
BaseFilterer::setFilterAliases(self::getFilterAliases() + BaseFilterer::getFilterAliases());
return BaseFilterer::filter($spec, $input, $options);
}