Mailer.php

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<?php
namespace ‪TYPO3\CMS\Core\Mail;
 
/*
 * This file is part of the TYPO3 CMS project.
 *
 * It is free software; you can redistribute it and/or modify it under
 * the terms of the GNU General Public License, either version 2
 * of the License, or any later version.
 *
 * For the full copyright and license information, please read the
 * LICENSE.txt file that was distributed with this source code.
 *
 * The TYPO3 project - inspiring people to share!
 */
 
use Swift_Transport;
use ‪TYPO3\CMS\Core\Utility\GeneralUtility;
use ‪TYPO3\CMS\Extbase\Object\ObjectManager;
use ‪TYPO3\CMS\Extbase\SignalSlot\Dispatcher;
 
class ‪Mailer extends \Swift_Mailer
{
    protected ‪$transport;
 
    protected ‪$mailSettings = [];
 
    public function ‪__construct(\Swift_Transport ‪$transport = null)
    {
        if (‪$transport !== null) {
            $this->transport = ‪$transport;
        } else {
            if (empty($this->mailSettings)) {
                $this->‪injectMailSettings();
            }
            try {
                $this->‪initializeTransport();
            } catch (\‪Exception $e) {
                throw new \TYPO3\CMS\Core\Exception($e->getMessage(), 1291068569);
            }
        }
        parent::__construct($this->transport);
 
        $this->‪emitPostInitializeMailerSignal();
    }
 
    private function ‪initializeTransport()
    {
        $this->transport = $this->‪getTransportFactory()->‪get($this->mailSettings);
    }
 
    public function ‪injectMailSettings(array ‪$mailSettings = null)
    {
        if (is_array(‪$mailSettings)) {
            $this->mailSettings = ‪$mailSettings;
        } else {
            $this->mailSettings = (array)‪$GLOBALS['TYPO3_CONF_VARS']['MAIL'];
        }
    }
 
    public function ‪getRealTransport(): Swift_Transport
    {
        ‪$mailSettings = !empty($this->mailSettings) ? $this->mailSettings : (array)‪$GLOBALS['TYPO3_CONF_VARS']['MAIL'];
        unset(‪$mailSettings['transport_spool_type']);
        return $this->‪getTransportFactory()->‪get(‪$mailSettings);
    }
 
    protected function ‪getTransportFactory(): ‪TransportFactory
    {
        return GeneralUtility::makeInstance(TransportFactory::class);
    }
 
    protected function ‪getObjectManager()
    {
        return GeneralUtility::makeInstance(ObjectManager::class);
    }
 
    protected function ‪getSignalSlotDispatcher()
    {
        return $this->‪getObjectManager()->‪get(Dispatcher::class);
    }
 
    protected function ‪emitPostInitializeMailerSignal()
    {
        $this->‪getSignalSlotDispatcher()->‪dispatch('TYPO3\\CMS\\Core\\Mail\\Mailer', 'postInitializeMailer', [$this]);
    }
}