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<?php |
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/** |
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* Authorization.php. |
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* |
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* Part of Overtrue\WeChat. |
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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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* @author lixiao <[email protected]> |
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* @copyright 2016 |
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* |
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* @see https://github.com/overtrue |
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* @see http://overtrue.me |
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*/ |
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namespace EasyWeChat\OpenPlatform; |
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use Doctrine\Common\Cache\Cache; |
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use EasyWeChat\Core\Exception; |
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use EasyWeChat\OpenPlatform\Components\Authorizer; |
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use EasyWeChat\OpenPlatform\Traits\Caches; |
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use EasyWeChat\Support\Collection; |
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class Authorization |
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{ |
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use Caches; |
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const CACHE_KEY_ACCESS_TOKEN = 'easywechat.open_platform.authorizer_access_token'; |
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const CACHE_KEY_REFRESH_TOKEN = 'easywechat.open_platform.authorizer_refresh_token'; |
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/** |
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* Authorizer API. |
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* |
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* @var Authorizer |
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*/ |
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private $authorizer; |
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/** |
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* Open Platform App Id, aka, Component App Id. |
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* |
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* @var string |
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*/ |
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private $appId; |
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/** |
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* Authorizer App Id. |
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* |
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* @var string |
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*/ |
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private $authorizerAppId; |
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/** |
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* Auth code. |
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* |
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* @var string |
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*/ |
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private $authCode; |
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public function __construct(Authorizer $authorizer, $appId, |
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Cache $cache = null) |
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{ |
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$this->authorizer = $authorizer; |
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$this->appId = $appId; |
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$this->setCache($cache); |
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} |
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/** |
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* Sets the authorizer app id. |
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* |
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* @param string $authorizerAppId |
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*/ |
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public function setAuthorizerAppId($authorizerAppId) |
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{ |
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$this->authorizerAppId = $authorizerAppId; |
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} |
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/** |
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* Gets the authorizer app id, or throws if not found. |
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* |
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* @return string |
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* @throws Exception |
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*/ |
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public function getAuthorizerAppId() |
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{ |
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if (! $this->authorizerAppId) { |
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throw new Exception( |
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'Authorizer App Id is not present, you may not make the authorization yet.' |
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); |
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} |
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return $this->authorizerAppId; |
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} |
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/** |
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* Sets the auth code. |
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* |
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* @param $code |
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*/ |
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public function setAuthCode($code) |
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{ |
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$this->authCode = $code; |
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} |
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/** |
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* Gets the auth code. |
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* |
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* @return string |
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*/ |
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public function getAuthCode() |
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{ |
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return $this->authCode; |
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} |
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/** |
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* Sets the auth info from the message of the auth event sent by WeChat. |
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* |
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* @param Collection $message |
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*/ |
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public function setFromAuthMessage(Collection $message) |
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{ |
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if ($message->has('AuthorizerAppid')) { |
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$this->setAuthorizerAppId($message->get('AuthorizerAppid')); |
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} |
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if ($message->has('AuthorizationCode')) { |
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$this->setAuthCode($message->get('AuthorizationCode')); |
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} |
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} |
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/** |
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* Handles authorization: calls the API, saves the tokens. |
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* |
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* @return Collection |
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*/ |
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public function handleAuthorization() |
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{ |
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$info = $this->getAuthorizationInfo(); |
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$appId = $info['authorization_info']['authorizer_appid']; |
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$this->setAuthorizerAppId($appId); |
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$this->saveAuthorizerAccessToken($info['authorization_info']); |
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$this->saveAuthorizerRefreshToken($info['authorization_info']); |
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$authorizerInfo = $this->getAuthorizerInfo(); |
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// Duplicated info. |
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$authorizerInfo->forget('authorization_info'); |
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$info->merge($authorizerInfo->all()); |
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return $info; |
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} |
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/** |
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* Handles the authorizer access token: calls the API, saves the token. |
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* |
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* @return string The authorizer access token. |
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*/ |
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public function handleAuthorizerAccessToken() |
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{ |
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$data = $this->authorizer->getAuthorizationToken( |
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$this->getAuthorizerAppId(), |
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$this->getAuthorizerRefreshToken() |
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); |
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$this->saveAuthorizerAccessToken($data); |
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return $data['authorizer_access_token']; |
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} |
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/** |
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* Gets the authorization information. |
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* Like authorizer app id, access token, refresh token, function scope, etc. |
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* |
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* @return Collection |
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*/ |
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public function getAuthorizationInfo() |
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{ |
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$result = $this->authorizer->getAuthorizationInfo($this->getAuthCode()); |
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if (is_array($result)) { |
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$result = new Collection($result); |
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} |
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return $result; |
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} |
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/** |
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* Gets the authorizer information. |
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* Like authorizer name, logo, business, etc. |
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* |
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* @return Collection |
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*/ |
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public function getAuthorizerInfo() |
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{ |
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$result = $this->authorizer->getAuthorizerInfo($this->getAuthorizerAppId()); |
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if (is_array($result)) { |
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$result = new Collection($result); |
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} |
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return $result; |
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} |
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/** |
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* Saves the authorizer access token in cache. |
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* |
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* @param Collection|array $data Array structure from WeChat API result. |
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*/ |
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public function saveAuthorizerAccessToken($data) |
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{ |
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$accessToken = $data['authorizer_access_token']; |
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// Expiration time, -100 to avoid any delay. |
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$expire = $data['expires_in'] - 100; |
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$this->set($this->getAuthorizerAccessTokenKey(), $accessToken, $expire); |
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} |
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/** |
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* Gets the authorizer access token. |
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* @return string |
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*/ |
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public function getAuthorizerAccessToken() |
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{ |
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return $this->get($this->getAuthorizerAccessTokenKey()); |
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} |
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/** |
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* Saves the authorizer refresh token in cache. |
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* |
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* @param Collection|array $data Array structure from WeChat API result. |
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*/ |
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public function saveAuthorizerRefreshToken($data) |
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{ |
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$refreshToken = $data['authorizer_refresh_token']; |
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$this->set($this->getAuthorizerRefreshTokenKey(), $refreshToken); |
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} |
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/** |
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* Gets the authorizer refresh token. |
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* @return string |
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* @throws Exception When refresh token is not present. |
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*/ |
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public function getAuthorizerRefreshToken() |
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{ |
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if ($token = $this->get($this->getAuthorizerRefreshTokenKey())) { |
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return $token; |
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} |
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throw new Exception( |
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'Authorizer Refresh Token is not present, you may not make the authorization yet.' |
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); |
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} |
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/** |
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* Removes the authorizer access token from cache. |
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*/ |
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public function removeAuthorizerAccessToken() |
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{ |
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$this->remove($this->getAuthorizerAccessTokenKey()); |
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} |
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/** |
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* Removes the authorizer refresh token from cache. |
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*/ |
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public function removeAuthorizerRefreshToken() |
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{ |
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$this->remove($this->getAuthorizerRefreshTokenKey()); |
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} |
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/** |
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* Gets the authorizer access token cache key. |
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* |
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* @return string |
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*/ |
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public function getAuthorizerAccessTokenKey() |
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{ |
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return self::CACHE_KEY_ACCESS_TOKEN |
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. '.' . $this->appId |
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. '.' . $this->getAuthorizerAppId(); |
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} |
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/** |
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* Gets the authorizer refresh token cache key. |
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* |
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* @return string |
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*/ |
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public function getAuthorizerRefreshTokenKey() |
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{ |
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return self::CACHE_KEY_REFRESH_TOKEN |
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. '.' . $this->appId |
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. '.' . $this->getAuthorizerAppId(); |
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} |
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} |
It seems like you allow that null is being passed for a parameter, however the function which is called does not seem to accept null.
We recommend to add an additional type check (or disallow null for the parameter):