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<?php /** * @link https://www.yiiframework.com/ * @copyright Copyright (c) 2008 Yii Software LLC * @license https://www.yiiframework.com/license/ */ namespace yii\rest; use Yii; /** * OptionsAction responds to the OPTIONS request by sending back an `Allow` header. * * For more details and usage information on OptionsAction, see the [guide article on rest controllers](guide:rest-controllers). * * @author Qiang Xue <qiang.xue@gmail.com> * @since 2.0 */ class OptionsAction extends \yii\base\Action { /** * @var array the HTTP verbs that are supported by the collection URL */ public $collectionOptions = ['GET', 'POST', 'HEAD', 'OPTIONS']; /** * @var array the HTTP verbs that are supported by the resource URL */ public $resourceOptions = ['GET', 'PUT', 'PATCH', 'DELETE', 'HEAD', 'OPTIONS']; /** * Responds to the OPTIONS request. * @param string|null $id */ public function run($id = null) { if (Yii::$app->getRequest()->getMethod() !== 'OPTIONS') { Yii::$app->getResponse()->setStatusCode(405); } $options = $id === null ? $this->collectionOptions : $this->resourceOptions; $headers = Yii::$app->getResponse()->getHeaders(); $headers->set('Allow', implode(', ', $options)); $headers->set('Access-Control-Allow-Methods', implode(', ', $options)); } }