Souke/common/services/UserService.php

<?php

namespace common\services;

use common\models\User;

class UserService
{
    public function createInstance()
    {
        $user = new User();

        return $user;
    }

    public function initPassword($user, $password)
    {
        $user->setPassword($this->password);
        $user->generateAuthKey();
    }

    public function initProducer($user, $producer)
    {
        $user->id_producer = $producer->id;
        $user->status = User::STATUS_PRODUCER;
    }

    public function sendEmailSignup($user, $producer)
    {
        Yii::$app->mailer->compose(
            [
                'html' => 'signup-html',
                'text' => 'signup-text'
            ],
            [
                'user' => $user,
                'producer' => $producer
            ])
            ->setTo($user->email)
            ->setFrom([Yii::$app->params['adminEmail'] => 'distrib'])
            ->setSubject('[Opendistrib] Inscription')
            ->send();
    }
}