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<?php |
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/** |
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* It's free open-source software released under the MIT License. |
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* |
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* @author Anatoly Nekhay <[email protected]> |
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* @copyright Copyright (c) 2018, Anatoly Nekhay |
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* @license https://github.com/sunrise-php/http-router/blob/master/LICENSE |
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* @link https://github.com/sunrise-php/http-router |
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*/ |
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declare(strict_types=1); |
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namespace Sunrise\Http\Router\Middleware; |
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use Closure; |
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use Psr\Http\Message\ResponseInterface; |
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use Psr\Http\Message\ServerRequestInterface; |
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use Psr\Http\Server\MiddlewareInterface; |
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use Psr\Http\Server\RequestHandlerInterface; |
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use function array_walk_recursive; |
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use function function_exists; |
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use function is_array; |
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use function is_string; |
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use function mb_trim; |
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use function trim; |
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/** |
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* @since 3.0.0 |
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*/ |
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final class StringTrimmingMiddleware implements MiddlewareInterface |
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{ |
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/** |
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* @var Closure(string): string |
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*/ |
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private readonly Closure $trimmer; |
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/** |
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* @param (Closure(string): string)|null $trimmer |
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*/ |
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public function __construct(?Closure $trimmer = null) |
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{ |
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$this->trimmer = $trimmer ?? (function_exists('mb_trim') ? mb_trim(...) : trim(...)); |
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} |
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/** |
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* @inheritDoc |
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*/ |
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public function process(ServerRequestInterface $request, RequestHandlerInterface $handler): ResponseInterface |
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{ |
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$queryParams = $request->getQueryParams(); |
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if ($queryParams !== []) { |
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$request = $request->withQueryParams( |
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self::trimArray($queryParams, $this->trimmer) |
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); |
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} |
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$parsedBody = $request->getParsedBody(); |
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if ($parsedBody !== [] && is_array($parsedBody)) { |
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$request = $request->withParsedBody( |
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self::trimArray($parsedBody, $this->trimmer) |
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); |
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} |
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return $handler->handle($request); |
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} |
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/** |
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* @param array<array-key, mixed> $array |
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* @param Closure(string): string $trimmer |
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* |
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* @return array<array-key, mixed> |
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*/ |
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private static function trimArray(array $array, Closure $trimmer): array |
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{ |
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$walker = static function (mixed &$value) use ($trimmer): void { |
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if (is_string($value)) { |
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$value = $trimmer($value); |
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} |
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}; |
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array_walk_recursive($array, $walker); |
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return $array; |
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} |
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} |
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sunrise-php /
http-router
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