body) { $message = \Yii::$app->mailer->compose($command->view, $command->params); } else { $message = new Message(); if ($command->isHtml()) { $message->setHtmlBody($command->body); } else { $message->setTextBody($command->body); } } $message->setFrom($command->from); $message->setTo($command->to ?: \Yii::$app->params['robotEmail']); $message->setSubject($command->subject); return $message->send(); } }