PHPキューを介したユーザー登録メールの非同期処理と送信を実装するにはどうすればよいですか?

sudo apt-get update
sudo apt-get install redis-server

pecl install redis

<?php

class Mailer
{
    public function send($to, $subject, $body)
    {
        // 在这里实现邮件的发送逻辑
    }
}

<?php

class User
{
    protected $mailer;

    public function __construct(Mailer $mailer)
    {
        $this->mailer = $mailer;
    }

    public function register($email, $password)
    {
        // 处理用户注册逻辑

        // 将邮件发送任务添加到队列
        $this->addEmailToQueue($email, '注册成功', '欢迎注册');
    }

    protected function addEmailToQueue($to, $subject, $body)
    {
        $redis = new Redis();
        $redis->connect('localhost', 6379);

        $email = [
            'to' => $to,
            'subject' => $subject,
            'body' => $body
        ];

        $redis->rPush('email_queue', json_encode($email));
    }
}

<?php

class EmailQueueConsumer
{
    protected $mailer;

    public function __construct(Mailer $mailer)
    {
        $this->mailer = $mailer;
    }

    public function consume()
    {
        $redis = new Redis();
        $redis->connect('localhost', 6379);

        while (true) {
            $queueLength = $redis->lLen('email_queue');

            if ($queueLength > 0) {
                $emailJson = $redis->lPop('email_queue');
                $email = json_decode($emailJson, true);

                $this->mailer->send($email['to'], $email['subject'], $email['body']);
            } else {
                sleep(1);
            }
        }
    }
}

<?php

require_once 'Mailer.php';
require_once 'User.php';
require_once 'EmailQueueConsumer.php';

$mailer = new Mailer();
$user = new User($mailer);
$consumer = new EmailQueueConsumer($mailer);

// 注册用户
$user->register('test@example.com', 'password');

// 启动队列消费者
$consumer->consume();