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<?php |
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/* |
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* This file is part of Guzzle HTTP JSON-RPC |
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* |
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* Copyright (c) 2014 Nature Delivered Ltd. <http://graze.com> |
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* |
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* For the full copyright and license information, please view the LICENSE |
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* file that was distributed with this source code. |
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* |
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* @see http://github.com/graze/guzzle-jsonrpc/blob/master/LICENSE |
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* @link http://github.com/graze/guzzle-jsonrpc |
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*/ |
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namespace Graze\GuzzleHttp\JsonRpc\Middleware; |
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use Psr\Http\Message\RequestInterface as HttpRequestInterface; |
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use Psr\Http\Message\ResponseInterface as HttpResponseInterface; |
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abstract class AbstractMiddleware |
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{ |
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/** |
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* @param callable $fn |
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* |
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* @return \Closure |
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*/ |
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public function __invoke(callable $fn) |
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{ |
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return function (HttpRequestInterface $request, array $options) use ($fn) { |
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return $fn(call_user_func([$this, 'applyRequest'], $request, $options), $options)->then( |
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function (HttpResponseInterface $response) use ($request, $options) { |
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return call_user_func([$this, 'applyResponse'], $request, $response, $options); |
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} |
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); |
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}; |
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} |
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/** |
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* @param HttpRequestInterface $request |
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* @param array $options |
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* |
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* @return HttpRequestInterface |
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*/ |
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public function applyRequest(HttpRequestInterface $request, array $options) |
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{ |
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return $request; |
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} |
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/** |
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* @param HttpRequestInterface $request |
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* @param HttpResponseInterface $response |
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* @param array $options |
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* |
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* @return HttpResponseInterface |
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*/ |
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public function applyResponse(HttpRequestInterface $request, HttpResponseInterface $response, array $options) |
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{ |
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return $response; |
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} |
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} |
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