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<?php |
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|
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namespace Google\AuthHandler; |
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|
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use Google\Auth\CredentialsLoader; |
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use Google\Auth\FetchAuthTokenCache; |
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use Google\Auth\HttpHandler\HttpHandlerFactory; |
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use Google\Auth\Middleware\AuthTokenMiddleware; |
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use Google\Auth\Middleware\ScopedAccessTokenMiddleware; |
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use Google\Auth\Middleware\SimpleMiddleware; |
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use GuzzleHttp\Client; |
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use GuzzleHttp\ClientInterface; |
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use Psr\Cache\CacheItemPoolInterface; |
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|
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/** |
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* This supports Guzzle 6 |
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*/ |
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class Guzzle6AuthHandler |
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{ |
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protected $cache; |
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protected $cacheConfig; |
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|
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public function __construct(CacheItemPoolInterface $cache = null, array $cacheConfig = []) |
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{ |
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$this->cache = $cache; |
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$this->cacheConfig = $cacheConfig; |
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} |
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|
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public function attachCredentials( |
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ClientInterface $http, |
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CredentialsLoader $credentials, |
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callable $tokenCallback = null |
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) { |
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// use the provided cache |
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if ($this->cache) { |
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$credentials = new FetchAuthTokenCache( |
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$credentials, |
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$this->cacheConfig, |
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$this->cache |
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); |
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} |
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|
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return $this->attachCredentialsCache($http, $credentials, $tokenCallback); |
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} |
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|
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public function attachCredentialsCache( |
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ClientInterface $http, |
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FetchAuthTokenCache $credentials, |
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callable $tokenCallback = null |
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) { |
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// if we end up needing to make an HTTP request to retrieve credentials, we |
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// can use our existing one, but we need to throw exceptions so the error |
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// bubbles up. |
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$authHttp = $this->createAuthHttp($http); |
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$authHttpHandler = HttpHandlerFactory::build($authHttp); |
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$middleware = new AuthTokenMiddleware( |
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$credentials, |
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$authHttpHandler, |
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$tokenCallback |
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); |
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|
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$config = $http->getConfig(); |
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$config['handler']->remove('google_auth'); |
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$config['handler']->push($middleware, 'google_auth'); |
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$config['auth'] = 'google_auth'; |
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$http = new Client($config); |
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|
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return $http; |
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} |
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|
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public function attachToken(ClientInterface $http, array $token, array $scopes) |
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{ |
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$tokenFunc = function ($scopes) use ($token) { |
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return $token['access_token']; |
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}; |
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|
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$middleware = new ScopedAccessTokenMiddleware( |
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$tokenFunc, |
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$scopes, |
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$this->cacheConfig, |
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$this->cache |
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); |
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|
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$config = $http->getConfig(); |
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$config['handler']->remove('google_auth'); |
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$config['handler']->push($middleware, 'google_auth'); |
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$config['auth'] = 'scoped'; |
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$http = new Client($config); |
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|
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return $http; |
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} |
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|
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public function attachKey(ClientInterface $http, $key) |
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{ |
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$middleware = new SimpleMiddleware(['key' => $key]); |
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|
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$config = $http->getConfig(); |
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$config['handler']->remove('google_auth'); |
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$config['handler']->push($middleware, 'google_auth'); |
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$config['auth'] = 'simple'; |
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$http = new Client($config); |
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|
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return $http; |
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} |
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|
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private function createAuthHttp(ClientInterface $http) |
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{ |
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return new Client([ |
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'base_uri' => $http->getConfig('base_uri'), |
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'http_errors' => true, |
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'verify' => $http->getConfig('verify'), |
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'proxy' => $http->getConfig('proxy'), |
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]); |
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} |
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} |
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|
