public function actionLogin()
{
$params = Yii::$app->getRequest()->getBodyParams();
$supportedClients = Yii::$app->params['clients'];
if (!isset($params['client_id']) or !isset($supportedClients[$params['client_id']])) {
throw new \yii\web\ForbiddenHttpException('Request Not allowed.');
}
$model = new LoginForm();
if ($model->load($params, '') && $model->login()) {
return ['user' => ['name' => Yii::$app->user->identity->username, 'access_token' => Yii::$app->user->identity->authKey]];
} else {
$model->validate();
return $model;
}
}