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<?php |
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namespace Ddomanskyi\LaravelGmail; |
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use Ddomanskyi\LaravelGmail\Traits\Configurable; |
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use Google_Client; |
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use Google_Service_Gmail; |
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use Illuminate\Container\Container; |
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use Illuminate\Support\Facades\Request; |
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use Illuminate\Support\Facades\Storage; |
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class GmailConnection extends Google_Client |
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{ |
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use Configurable { |
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__construct as configConstruct; |
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} |
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protected $emailAddress; |
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protected $refreshToken; |
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protected $app; |
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protected $accessToken; |
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protected $token; |
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private $configuration; |
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public $tokenFile; |
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public function __construct($config = null, $tokenFile = null) |
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{ |
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$this->app = Container::getInstance(); |
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$this->userId = $userId; |
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$this->tokenFile = $tokenFile; |
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$this->configConstruct($config); |
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$this->configuration = $config; |
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$this->tokenFile = $tokenFile; |
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parent::__construct($this->getConfigs()); |
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$this->configApi(); |
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if ($this->checkPreviouslyLoggedIn()) { |
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$this->refreshTokenIfNeeded(); |
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} |
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} |
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/** |
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* Check and return true if the user has previously logged in without checking if the token needs to refresh |
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* |
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* @return bool |
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*/ |
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public function checkPreviouslyLoggedIn() |
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{ |
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$fileName = $this->getFileName(); |
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$file = "gmail/tokens/$fileName.json"; |
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$allowJsonEncrypt = $this->_config['gmail.allow_json_encrypt']; |
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if (Storage::disk('local')->exists($file)) { |
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if ($allowJsonEncrypt) { |
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$savedConfigToken = json_decode(decrypt(Storage::disk('local')->get($file)), true); |
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} else { |
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$savedConfigToken = json_decode(Storage::disk('local')->get($file), true); |
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} |
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return !empty($savedConfigToken['access_token']); |
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} |
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return false; |
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} |
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/** |
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* Refresh the auth token if needed |
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* |
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* @return mixed|null |
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*/ |
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private function refreshTokenIfNeeded() |
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{ |
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if ($this->isAccessTokenExpired()) { |
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$this->fetchAccessTokenWithRefreshToken($this->getRefreshToken()); |
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$token = $this->getAccessToken(); |
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$this->setBothAccessToken($token); |
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return $token; |
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} |
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return $this->token; |
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} |
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/** |
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* Check if token exists and is expired |
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* Throws an AuthException when the auth file its empty or with the wrong token |
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* |
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* |
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* @return bool Returns True if the access_token is expired. |
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*/ |
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public function isAccessTokenExpired() |
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{ |
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$token = $this->getToken(); |
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if ($token) { |
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$this->setAccessToken($token); |
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} |
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return parent::isAccessTokenExpired(); |
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} |
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public function getToken() |
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{ |
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return parent::getAccessToken() ?: $this->config(); |
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} |
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public function setToken($token) |
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{ |
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$this->setAccessToken($token); |
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} |
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public function getAccessToken() |
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{ |
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$token = parent::getAccessToken() ?: $this->config(); |
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return $token; |
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} |
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/** |
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* @param array|string $token |
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*/ |
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public function setAccessToken($token) |
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{ |
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parent::setAccessToken($token); |
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} |
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/** |
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* @param $token |
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*/ |
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public function setBothAccessToken($token) |
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{ |
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$this->setAccessToken($token); |
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$this->saveAccessToken($token); |
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} |
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/** |
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* Save the credentials in a file |
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* |
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* @param array $config |
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*/ |
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public function saveAccessToken(array $config) |
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{ |
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if (isset($config['email'])) { |
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$fileName = $config['email']; |
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} else { |
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$fileName = $this->tokenFile; |
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} |
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$disk = Storage::disk('local'); |
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$file = "gmail/tokens/$fileName.json"; |
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$allowJsonEncrypt = $this->_config['gmail.allow_json_encrypt']; |
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$config['email'] = $this->emailAddress; |
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if ($disk->exists($file)) { |
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if (empty($config['email'])) { |
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if ($allowJsonEncrypt) { |
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$savedConfigToken = json_decode(decrypt($disk->get($file)), true); |
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} else { |
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$savedConfigToken = json_decode($disk->get($file), true); |
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} |
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if(isset( $savedConfigToken['email'])) { |
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$config['email'] = $savedConfigToken['email']; |
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} |
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} |
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$disk->delete($file); |
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} |
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if ($allowJsonEncrypt) { |
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$disk->put($file, encrypt(json_encode($config))); |
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} else { |
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$disk->put($file, json_encode($config)); |
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} |
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} |
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/** |
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* @return array|string |
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* @throws \Exception |
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*/ |
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public function makeToken() |
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{ |
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if (!$this->check()) { |
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$request = Request::capture(); |
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$code = (string) $request->input('code', null); |
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if (!is_null($code) && !empty($code)) { |
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$accessToken = $this->fetchAccessTokenWithAuthCode($code); |
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if($this->haveReadScope()) { |
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$me = $this->getProfile(); |
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if (property_exists($me, 'emailAddress')) { |
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$this->emailAddress = $me->emailAddress; |
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$accessToken['email'] = $me->emailAddress; |
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} |
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} |
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$this->setBothAccessToken($accessToken); |
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return $accessToken; |
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} else { |
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throw new \Exception('No access token'); |
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} |
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} else { |
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return $this->getAccessToken(); |
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} |
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} |
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/** |
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* Check |
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* |
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* @return bool |
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*/ |
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public function check() |
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{ |
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return !$this->isAccessTokenExpired(); |
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} |
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/** |
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* Gets user profile from Gmail |
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* |
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* @return \Google_Service_Gmail_Profile |
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*/ |
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public function getProfile() |
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{ |
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$service = new Google_Service_Gmail($this); |
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return $service->users->getProfile('me'); |
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} |
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/** |
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* Revokes user's permission and logs them out |
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*/ |
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public function logout() |
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{ |
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$this->revokeToken(); |
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} |
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/** |
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* Delete the credentials in a file |
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*/ |
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public function deleteAccessToken() |
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{ |
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$disk = Storage::disk('local'); |
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$fileName = $this->getFileName(); |
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$file = "gmail/tokens/$fileName.json"; |
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$allowJsonEncrypt = $this->_config['gmail.allow_json_encrypt']; |
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if ($disk->exists($file)) { |
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$disk->delete($file); |
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} |
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if ($allowJsonEncrypt) { |
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$disk->put($file, encrypt(json_encode([]))); |
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} else { |
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$disk->put($file, json_encode([])); |
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} |
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} |
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private function haveReadScope() |
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{ |
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$scopes = $this->getUserScopes(); |
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return in_array(Google_Service_Gmail::GMAIL_READONLY, $scopes); |
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} |
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} |
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