/** * Call fetcher to fetch the token. * * @return string */ private function fetchToken() { $auth_tokens = $this->fetcher->fetchAuthToken($this->httpHandler); if (array_key_exists('access_token', $auth_tokens)) { // notify the callback if applicable if ($this->tokenCallback) { call_user_func($this->tokenCallback, $this->fetcher->getCacheKey(), $auth_tokens['access_token']); } return $auth_tokens['access_token']; } }
/** * Updates the request with an Authorization header when auth is 'fetched_auth_token'. * * use GuzzleHttp\Client; * use Google\Auth\OAuth2; * use Google\Auth\Subscriber\AuthTokenSubscriber; * * $config = [..<oauth config param>.]; * $oauth2 = new OAuth2($config) * $subscriber = new AuthTokenSubscriber($oauth2); * * $client = new Client([ * 'base_url' => 'https://www.googleapis.com/taskqueue/v1beta2/projects/', * 'defaults' => ['auth' => 'google_auth'] * ]); * $client->getEmitter()->attach($subscriber); * * $res = $client->get('myproject/taskqueues/myqueue'); * * @param BeforeEvent $event */ public function onBefore(BeforeEvent $event) { // Requests using "auth"="google_auth" will be authorized. $request = $event->getRequest(); if ($request->getConfig()['auth'] != 'google_auth') { return; } // Fetch the auth token. $auth_tokens = $this->fetcher->fetchAuthToken($this->httpHandler); if (array_key_exists('access_token', $auth_tokens)) { $request->setHeader('Authorization', 'Bearer ' . $auth_tokens['access_token']); // notify the callback if applicable if ($this->tokenCallback) { call_user_func($this->tokenCallback, $this->fetcher->getCacheKey(), $auth_tokens['access_token']); } } }
/** * @return string */ public function getCacheKey() { return $this->getFullCacheKey($this->fetcher->getCacheKey()); }