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<?php |
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/** |
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* This file is part of graze/gigya-client |
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* |
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* Copyright (c) 2016 Nature Delivered Ltd. <https://www.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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* @license https://github.com/graze/gigya-client/blob/master/LICENSE.md |
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* @link https://github.com/graze/gigya-client |
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*/ |
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namespace Graze\Gigya\Auth; |
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use Closure; |
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use Psr\Http\Message\RequestInterface; |
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use Psr\Http\Message\ResponseInterface as GuzzleResponseInterface; |
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class CredentialsAuthMiddleware |
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{ |
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const AUTH_NAME = 'credentials'; |
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/** |
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* @var string |
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*/ |
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private $apiKey; |
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/** |
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* @var string |
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*/ |
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private $secret; |
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/** |
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* @var null|string |
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*/ |
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private $userKey; |
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/** |
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* @var callable |
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*/ |
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private $nextHandler; |
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/** |
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* @param callable $nextHandler |
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* @param string $apiKey |
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* @param string $secret |
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* @param string|null $userKey |
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*/ |
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public function __construct(callable $nextHandler, $apiKey, $secret, $userKey = null) |
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{ |
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$this->nextHandler = $nextHandler; |
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$this->apiKey = $apiKey; |
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$this->secret = $secret; |
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$this->userKey = $userKey; |
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} |
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/** |
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* Inject credentials information into the query parameters |
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* |
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* @param RequestInterface $request |
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* @param array $options |
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* |
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* @return GuzzleResponseInterface |
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*/ |
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public function __invoke(RequestInterface $request, array $options) |
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{ |
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if ($request->getUri()->getScheme() == 'https' && $options['auth'] == static::AUTH_NAME) { |
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$params = array_merge( |
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\GuzzleHttp\Psr7\parse_query($request->getBody()), |
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[ |
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'client_id' => $this->userKey ?: $this->apiKey, |
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'client_secret' => $this->secret, |
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] |
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); |
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$request = $request->withBody(\GuzzleHttp\Psr7\stream_for(http_build_query($params))); |
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} |
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$fn = $this->nextHandler; |
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return $fn($request, $options); |
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} |
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/** |
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* @return string |
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*/ |
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public function getApiKey() |
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{ |
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return $this->apiKey; |
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} |
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/** |
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* @return string |
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*/ |
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public function getSecret() |
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{ |
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return $this->secret; |
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} |
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/** |
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* @return string|null |
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*/ |
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public function getUserKey() |
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{ |
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return $this->userKey; |
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} |
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/** |
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* Return a middleware handler function for this Authentication |
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* |
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* @param string $apiKey |
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* @param string $secret |
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* @param string|null $userKey |
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* |
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* @return Closure |
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*/ |
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public static function middleware($apiKey, $secret, $userKey = null) |
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{ |
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return function (callable $handler) use ($apiKey, $secret, $userKey) { |
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return new static($handler, $apiKey, $secret, $userKey); |
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}; |
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} |
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} |
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graze /
gigya-client
