2fa by email and by sms

src/User/Service/TwoFactorSmsCodeGeneratorService.php

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+<?php
+
+/*
+ * This file is part of the 2amigos/yii2-usuario project.
+ *
+ * (c) 2amigOS! <http://2amigos.us/>
+ *
+ * For the full copyright and license information, please view
+ * the LICENSE file that was distributed with this source code.
+ */
+
+namespace Da\User\Service;
+
+use Da\TwoFA\Manager;
+use Da\User\Contracts\ServiceInterface;
+use Da\User\Model\User;
+use Da\User\Factory\MailFactory;
+use yii\di\Instance;
+use yetopen\smssender\SmsSenderInterface;
+use yii\helpers\ArrayHelper;
+
+use Yii;
+
+class TwoFactorSmsCodeGeneratorService implements ServiceInterface
+{
+    /**
+     * @var User
+     */
+    protected $user;
+
+    /**
+     * @var Type
+     */
+    protected $type;
+
+    /**
+     * @var SmsSenderInterface
+     */
+    protected $smsSender;
+
+    /**
+     * TwoFactorSmsCodeGeneratorService constructor.
+     *
+     * @param User $user
+     */
+    public function __construct(User $user)
+    {
+        $this->user = $user;
+        $this->type = 'sms';
+        $module = Yii::$app->getModule('user');
+        $validators = $module->twoFactorAuthenticationValidators;
+        $smsSender = ArrayHelper::getValue($validators,'sms'.'.smsSender');
+        $this->smsSender = Instance::ensure($smsSender, SmsSenderInterface::class);
+    }
+
+    /**
+     * @inheritdoc
+     */
+    public function run()
+    {
+        // generate key
+        $code = random_int(0, 999999);
+        $code = str_pad($code, 6, 0, STR_PAD_LEFT);
+        // get the mobile phone of the user
+        $user = $this->user;
+        $mobilePhone=$user->getAuthTfMobilePhone();
+        
+        if( !(null===$mobilePhone) && $mobilePhone!='' ){
+            // send sms
+            $this->smsSender->send($mobilePhone, $code);
+            // put key in session
+            Yii::$app->session->set("sms_code_time",  date('Y-m-d H:i:s'));
+            Yii::$app->session->set("sms_code", $code);
+        } 
+        
+        return $code;
+
+    }
+}