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<?php |
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/* |
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* This file is part of the strays/baidu-ai. |
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* |
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* (c) strays <[email protected]> |
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* |
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* This source file is subject to the MIT license that is bundled |
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* with this source code in the file LICENSE. |
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*/ |
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namespace Strays\BaiDuAi\Kernel; |
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use Pimple\Container; |
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use Strays\BaiDuAi\Kernel\Contracts\AccessTokenInterface; |
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use Strays\BaiDuAi\Kernel\Traits\HttpRequests; |
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use Strays\BaiDuAi\Kernel\Traits\InteractsWithCache; |
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class AccessToken implements AccessTokenInterface |
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{ |
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use InteractsWithCache, HttpRequests; |
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/** |
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* @var Container |
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*/ |
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protected $app; |
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/** |
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* @var |
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*/ |
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protected $accessToken; |
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/** |
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* @var string |
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*/ |
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protected $requestUrl = 'https://aip.baidubce.com/oauth/2.0/token'; |
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/** |
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* @var string |
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*/ |
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protected $cacheKey = 'BaiDuAi.kernel.access_token'; |
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/** |
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* @var bool |
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*/ |
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protected static $status = false; |
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/** |
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* AccessToken constructor. |
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* |
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* @param Container $app |
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*/ |
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public function __construct(Container $app) |
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{ |
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$this->app = $app; |
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} |
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/** |
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* @return mixed|null |
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* |
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* @throws \Psr\SimpleCache\InvalidArgumentException |
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*/ |
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public function getToken() |
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{ |
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if ($this->accessToken) { |
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return $this->accessToken; |
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} |
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$cache = $this->getCache(); |
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if (!self::$status && $cache->has($this->cacheKey)) { |
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return $cache->get($this->cacheKey); |
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} |
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$token = $this->requestToken($this->getDefaultConfig()); |
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$this->setAccessToken($token); |
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return $this->accessToken; |
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} |
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/** |
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* @param array $config |
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* |
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* @return mixed |
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*/ |
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public function requestToken(array $config) |
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{ |
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$response = $this->sendRequest($config); |
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$body = json_decode($response->getBody()->getContents()); |
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return $body; |
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} |
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/** |
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* @param $token |
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* |
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* @return array |
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* |
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* @throws \Psr\SimpleCache\InvalidArgumentException |
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*/ |
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protected function setAccessToken($token) |
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{ |
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$cache = [ |
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'access_token' => $token->access_token, |
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]; |
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$this->getCache()->set($this->cacheKey, $cache, $token->expires_in); |
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return $this->accessToken = $cache; |
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} |
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/** |
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* @return mixed|null |
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* |
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* @throws \Psr\SimpleCache\InvalidArgumentException |
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*/ |
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public function applyToRequest() |
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{ |
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$token = $this->getToken(); |
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return $token; |
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} |
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/** |
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* @param array $config |
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* |
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* @return mixed|\Psr\Http\Message\ResponseInterface |
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*/ |
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public function sendRequest(array $config) |
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{ |
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$baseUrl = $this->requestUrl.'?'.http_build_query($config); |
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return $this->setHttpClient($this->app['http_client'])->request($baseUrl, 'POST', []); |
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} |
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/** |
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* @return array |
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*/ |
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protected function getDefaultConfig() |
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{ |
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return [ |
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'grant_type' => 'client_credentials', |
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'client_id' => $this->app['config']->get('apiKey'), |
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'client_secret' => $this->app['config']->get('secretKey'), |
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]; |
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} |
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} |
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23tl /
baidu-ai
