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<?php |
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namespace yrc\actions; |
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use app\forms\Login; |
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use app\models\Token; |
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use yrc\rest\Action as RestAction; |
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use yii\web\UnauthorizedHttpException; |
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use Yii; |
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/** |
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* @class AuthenticationAction |
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* Handles Authentication and Deauthentication of users |
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*/ |
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class AuthenticationAction extends RestAction |
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{ |
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/** |
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* Authenticates a user using their username and password |
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* @return mixed |
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*/ |
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public function post($params) |
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{ |
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$model = new Login; |
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if ($model->load(['Login' => Yii::$app->request->post()])) { |
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$token = $model->authenticate(); |
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if ($token === false) { |
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throw new UnauthorizedHttpException('The credentials you provided are not valid', $model->exitStatus); |
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} else { |
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return $token->getAuthResponse(); |
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} |
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} |
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return false; |
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} |
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/** |
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* Deauthenticates a user |
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* @return mixed |
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*/ |
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public function delete($params) |
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{ |
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$token = self::getAccessTokenFromHeader(); |
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return (bool)$token->delete(); |
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} |
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/** |
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* Helper method to grab the User Token object from the header |
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* @return User\Token|bool |
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*/ |
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public static function getAccessTokenFromHeader() |
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{ |
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// Grab the authentication header |
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$authHeader = Yii::$app->request->getHeaders()->get('Authorization'); |
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// Pull the accessToken from the Authorization header string |
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if ($authHeader !== null && preg_match('/^HMAC\s+(.*?)$/', $authHeader, $matches)) { |
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$data = explode(',', trim($matches[1])); |
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$accessToken = $data[0]; |
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// Retrieve the token object |
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$token = Token::find() |
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->where([ |
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'access_token' => $accessToken, |
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'user_id' => Yii::$app->user->id |
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]) |
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->one(); |
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// Malformed header |
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if ($token === null || $token->isExpired()) { |
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throw new UnauthorizedHttpException; |
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} |
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return $token; |
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} |
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// Header isn't present |
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throw new UnauthorizedHttpException; |
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} |
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} |
charlesportwoodii /
yii2-api-rest-components
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This check looks from parameters that have been defined for a function or method, but which are not used in the method body.