appwrite/src/Appwrite/Platform/Workers/Mails.php

<?php

namespace Appwrite\Platform\Workers;

use Appwrite\Template\Template;
use Exception;
use PHPMailer\PHPMailer\PHPMailer;
use Utopia\App;
use Utopia\CLI\Console;
use Utopia\Database\Document;
use Utopia\Locale\Locale;
use Utopia\Platform\Action;
use Utopia\Queue\Message;

class Mails extends Action
{
    public static function getName(): string
    {
        return 'mails';
    }

    /**
     * @throws Exception
     */
    public function __construct()
    {
        $this
            ->desc('Mails worker')
            ->inject('message')
            ->inject('register')
            ->callback(fn($message, $register) => $this->action($message, $register));
    }

    /**
     * @throws \PHPMailer\PHPMailer\Exception
     * @throws Exception
     */
    public function action(Message $message, $register): void
    {

        $payload = $message->getPayload() ?? [];
        var_dump('mails worker');
        if (empty($payload)) {
            throw new Exception('Missing payload');
        }

        if (empty(App::getEnv('_APP_SMTP_HOST'))) {
            Console::info('Skipped mail processing. No SMTP server hostname has been set.');
            return;
        }

        $project = new Document($payload['project'] ?? []);
        $user = new Document($payload['user'] ?? []);
        $team = new Document($payload['team'] ?? []);

        $recipient = $payload['recipient'];
        $url = $payload['url'];
        $name = $payload['name'];
        $type = $payload['type'];

        $prefix = match ($type) {
            MAIL_TYPE_RECOVERY => 'emails.recovery',
            MAIL_TYPE_CERTIFICATE => 'emails.certificate',
            MAIL_TYPE_INVITATION => 'emails.invitation',
            MAIL_TYPE_VERIFICATION => 'emails.verification',
            MAIL_TYPE_MAGIC_SESSION => 'emails.magicSession',
            default => throw new Exception('Undefined Mail Type : ' . $type, 500)
        };

        $locale = new Locale($payload['locale']);
        $projectName = $project->isEmpty() ? 'Console' : $project->getAttribute('name', '[APP-NAME]');

        if (!$this->doesLocaleExist($locale, $prefix)) {
            $locale->setDefault('en');
        }

        $from = $project->isEmpty() || $project->getId() === 'console' ? '' : \sprintf($locale->getText('emails.sender'), $projectName);
        $body = Template::fromFile(__DIR__ . '/../config/locale/templates/email-base.tpl');
        $subject = '';
        switch ($type) {
            case MAIL_TYPE_CERTIFICATE:
                $domain = $payload['domain'];
                $error = $payload['error'];
                $attempt = $payload['attempt'];

                $subject = \sprintf($locale->getText("$prefix.subject"), $domain);
                $body->setParam('{{domain}}', $domain);
                $body->setParam('{{error}}', $error);
                $body->setParam('{{attempt}}', $attempt);
                break;
            case MAIL_TYPE_INVITATION:
                $subject = \sprintf($locale->getText("$prefix.subject"), $team->getAttribute('name'), $projectName);
                $body->setParam('{{owner}}', $user->getAttribute('name'));
                $body->setParam('{{team}}', $team->getAttribute('name'));
                break;
            case MAIL_TYPE_RECOVERY:
            case MAIL_TYPE_VERIFICATION:
            case MAIL_TYPE_MAGIC_SESSION:
                $subject = $locale->getText("$prefix.subject");
                break;
            default:
                throw new Exception('Undefined Mail Type : ' . $type, 500);
        }

        $body
            ->setParam('{{subject}}', $subject)
            ->setParam('{{hello}}', $locale->getText("$prefix.hello"))
            ->setParam('{{name}}', $name)
            ->setParam('{{body}}', $locale->getText("$prefix.body"))
            ->setParam('{{redirect}}', $url)
            ->setParam('{{footer}}', $locale->getText("$prefix.footer"))
            ->setParam('{{thanks}}', $locale->getText("$prefix.thanks"))
            ->setParam('{{signature}}', $locale->getText("$prefix.signature"))
            ->setParam('{{project}}', $projectName)
            ->setParam('{{direction}}', $locale->getText('settings.direction'))
            ->setParam('{{bg-body}}', '#f7f7f7')
            ->setParam('{{bg-content}}', '#ffffff')
            ->setParam('{{text-content}}', '#000000');

        $body = $body->render();

        /** @var PHPMailer $mail */
        $mail = $register->get('smtp');

        // Set project mail
        /*$register->get('smtp')
            ->setFrom(
                App::getEnv('_APP_SYSTEM_EMAIL_ADDRESS', APP_EMAIL_TEAM),
                ($project->getId() === 'console')
                    ? \urldecode(App::getEnv('_APP_SYSTEM_EMAIL_NAME', APP_NAME.' Server'))
                    : \sprintf(Locale::getText('account.emails.team'), $project->getAttribute('name')
                )
            );*/

        $mail->clearAddresses();
        $mail->clearAllRecipients();
        $mail->clearReplyTos();
        $mail->clearAttachments();
        $mail->clearBCCs();
        $mail->clearCCs();

        $mail->setFrom(App::getEnv('_APP_SYSTEM_EMAIL_ADDRESS', APP_EMAIL_TEAM), (empty($from) ? \urldecode(App::getEnv('_APP_SYSTEM_EMAIL_NAME', APP_NAME . ' Server')) : $from));
        $mail->addAddress($recipient, $name);
        $mail->Subject = $subject;
        $mail->Body = $body;
        $mail->AltBody = \strip_tags($body);

        try {
            $mail->send();
        } catch (\Exception $error) {
            throw new Exception('Error sending mail: ' . $error->getMessage(), 500);
        }
    }


    /**
     * Returns true if all the required terms in a locale exist. False otherwise
     *
     * @param Locale $locale
     * @param string $prefix
     * @return bool
     * @throws Exception
     */
    private function doesLocaleExist(Locale $locale, string $prefix): bool
    {

        if (!$locale->getText('emails.sender') || !$locale->getText("$prefix.hello") || !$locale->getText("$prefix.subject") || !$locale->getText("$prefix.body") || !$locale->getText("$prefix.footer") || !$locale->getText("$prefix.thanks") || !$locale->getText("$prefix.signature")) {
            return false;
        }

        return true;
    }
}