MailController.php

<?php

namespace SGalinski\SgMail\Controller;

/***************************************************************
 *  Copyright notice
 *
 *  (c) sgalinski Internet Services (https://www.sgalinski.de)
 *
 *  All rights reserved
 *
 *  This script is part of the TYPO3 project. The TYPO3 project is
 *  free software; you can redistribute it and/or modify
 *  it under the terms of the GNU General Public License as published by
 *  the Free Software Foundation; either version 3 of the License, or
 *  (at your option) any later version.
 *
 *  The GNU General Public License can be found at
 *  http://www.gnu.org/copyleft/gpl.html.
 *
 *  This script is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
 *  GNU General Public License for more details.
 *
 *  This copyright notice MUST APPEAR in all copies of the script!
 ***************************************************************/

use SGalinski\SgMail\Domain\Model\Template;
use SGalinski\SgMail\Service\MailTemplateService;
use TYPO3\CMS\Core\Messaging\FlashMessage;
use TYPO3\CMS\Core\Utility\GeneralUtility;
use TYPO3\CMS\Extbase\Mvc\Controller\ActionController;
use TYPO3\CMS\Extbase\Object\ObjectManager;
use TYPO3\CMS\Extbase\Utility\LocalizationUtility;

/**
 * Controller for the mail templating service module
 */
class MailController extends ActionController {

	/**
	 * @var \TYPO3\CMS\Lang\Domain\Repository\LanguageRepository
	 * @inject
	 */
	protected $languageRepository = NULL;

	/**
	 * @var \SGalinski\SgMail\Domain\Repository\TemplateRepository
	 * @inject
	 */
	protected $templateRepository = NULL;

	/**
	 * Show template Selection  and enable content input + mail preview
	 *
	 * @param string $selectedTemplate
	 * @param string $selectedExtension
	 * @param string $selectedLanguageLeft
	 * @param string $selectedLanguageRight
	 * @param string $selectedExtensionKey
	 * @param string $selectedTemplateKey
	 */
	public function indexAction(
		$selectedTemplate = NULL, $selectedExtension = NULL, $selectedLanguageLeft = NULL,
		$selectedLanguageRight = NULL, $selectedExtensionKey = NULL, $selectedTemplateKey = NULL
	) {

		$registerArray = MailTemplateService::getRegisterArray();
		reset(MailTemplateService::getRegisterArray());
		$firstEntry = key(MailTemplateService::getRegisterArray());
		$secondLevelFirstEntry = key(MailTemplateService::getRegisterArray()[$firstEntry]);

		$activatedLanguages = $this->languageRepository->findSelected();
		$languages = ['en'];
		foreach ($activatedLanguages as $language) {
			$languages[] = $language->getLocale();
		}

		$this->view->assign('languages', $languages);
		$this->view->assign('templates', MailTemplateService::getRegisterArray());

		if (isset($selectedTemplate)
			&& !isset($selectedLanguageLeft)
			&& !isset($selectedLanguageRight)
		) {
			$selectedTemplateArray = $registerArray[$selectedExtension][$selectedTemplate];

			$this->view->assign('selectedTemplate', $selectedTemplateArray);
			$this->view->assign('selectedTemplateKey', $selectedTemplate);
			$this->view->assign('selectedExtensionKey', $selectedExtension);

		} elseif (!isset($selectedLanguageLeft) && !isset($selectedLanguageRight)) {

			if (isset(MailTemplateService::getRegisterArray()[$firstEntry][$secondLevelFirstEntry])) {
				$this->view->assign(
					'selectedTemplate', MailTemplateService::getRegisterArray()[$firstEntry][$secondLevelFirstEntry]
				);
			}

			$this->view->assign('selectedLanguageLeft', $this->settings['templateDefaultLanguage']);
			$this->view->assign('selectedLanguageRight', $this->settings['templateDefaultLanguage']);
			$this->view->assign('selectedTemplateKey', $secondLevelFirstEntry);
			$this->view->assign('selectedExtensionKey', $firstEntry);
		}

		if (isset($selectedTemplate) && isset($selectedExtension)) {

			!isset($selectedLanguageLeft) ? $selectedLanguageLeft = 'en' : NULL;
			!isset($selectedLanguageRight) ? $selectedLanguageRight = 'en' : NULL;

			$this->view->assign('selectedLanguageLeft', $selectedLanguageLeft);
			$this->view->assign('selectedLanguageRight', $selectedLanguageRight);
			$this->view->assign(
				'selectedTemplate', MailTemplateService::getRegisterArray()[$selectedExtension][$selectedTemplate]
			);
			$this->view->assign('selectedTemplateKey', $selectedTemplate);
			$this->view->assign('selectedExtensionKey', $selectedExtension);

			/** @var /SGalinski/SgMail/Domain/Model/Template $result */
			$templateLeft = $this->templateRepository->findTemplate(
				$selectedExtension, $selectedTemplate, $selectedLanguageLeft
			)->getFirst();

			$this->view->assign(
				'contentLeft',
				$templateLeft !== NULL ? $templateLeft->getContent() : ''
			);

			$this->view->assign(
				'subjectLeft',
				$templateLeft !== NULL ? $templateLeft->getSubject() : ''
			);

			/** @var /SGalinski/SgMail/Domain/Model/Template $result */
			$templateRight = $this->templateRepository->findTemplate(
				$selectedExtensionKey, $selectedTemplateKey, $selectedLanguageRight
			)->getFirst();

			$this->view->assign(
				'contentRight',
				$templateRight !== NULL ? $templateRight->getContent() : ''
			);

			$this->view->assign(
				'subjectRight',
				$templateRight !== NULL ? $templateRight->getSubject() : ''
			);

		} else {
			/** @var /SGalinski/SgMail/Domain/Model/Template $result */
			$templateLeft = $this->templateRepository->findTemplate(
				$firstEntry, $secondLevelFirstEntry, 'en'
			)->getFirst();

			$this->view->assign(
				'contentLeft',
				$templateLeft !== NULL ? $templateLeft->getContent() : ''
			);

			$this->view->assign(
				'subjectLeft',
				$templateLeft !== NULL ? $templateLeft->getSubject() : ''
			);

			/** @var /SGalinski/SgMail/Domain/Model/Template $result */
			$templateRight = $this->templateRepository->findTemplate(
				$firstEntry, $secondLevelFirstEntry, 'en'
			)->getFirst();

			$this->view->assign(
				'contentRight',
				$templateRight !== NULL ? $templateRight->getContent() : ''
			);

			$this->view->assign(
				'subjectRight',
				$templateRight !== NULL ? $templateRight->getSubject() : ''
			);
		}
	}

	/**
	 * Save content (left & right)
	 * if left & right is the same language, the right content will apply only if its another language
	 *
	 * @param string $contentLeft
	 * @param string $contentRight
	 * @param string $selectedExtension
	 * @param string $selectedTemplate
	 * @param string $selectedLanguageLeft
	 * @param string $selectedLanguageRight
	 * @param string $subjectLeft
	 * @param string $subjectRight
	 */
	public function saveAction(
		$contentLeft = NULL, $contentRight = NULL, $selectedExtension = NULL, $selectedTemplate = NULL,
		$selectedLanguageLeft = NULL, $selectedLanguageRight = NULL, $subjectLeft = NULL, $subjectRight = NULL
	) {
		$this->saveTemplate($selectedExtension, $selectedTemplate, $selectedLanguageLeft, $contentLeft, $subjectLeft);

		if ($selectedLanguageLeft !== $selectedLanguageRight) {
			$this->saveTemplate(
				$selectedExtension, $selectedTemplate, $selectedLanguageRight, $contentRight, $subjectRight
			);
		}

		$message = LocalizationUtility::translate('backend.success', 'sg_mail');
		$this->addFlashMessage($message, '', FlashMessage::OK);

		$arguments = $this->request->getArguments();
		$this->redirect('index', NULL, NULL, $arguments);
	}

	/**
	 * Save or update the template in the DB, depending if it already exists or not
	 *
	 * @param string $selectedExtension
	 * @param string $selectedTemplate
	 * @param string $selectedLanguage
	 * @param string $selectedContent
	 * @param string $selectedSubject
	 * @return Template $template
	 */
	private function saveTemplate(
		$selectedExtension, $selectedTemplate, $selectedLanguage, $selectedContent, $selectedSubject
	) {
		/** @var Template $template */
		$template = $this->templateRepository->findTemplate(
			$selectedExtension, $selectedTemplate, $selectedLanguage
		)->getFirst();

		$templateAlreadyExists = TRUE;
		$objectManager = GeneralUtility::makeInstance(ObjectManager::class);
		if ($template === NULL) {
			$templateAlreadyExists = FALSE;
			$template = $objectManager->get(Template::class);
		}

		$template->setExtensionKey($selectedExtension);
		$template->setTemplateName($selectedTemplate);
		$template->setLanguage($selectedLanguage);
		$template->setContent($selectedContent);
		$template->setSubject($selectedSubject);

		if ($templateAlreadyExists) {
			$this->templateRepository->update($template);
		} else {
			$this->templateRepository->add($template);
		}

		return $template;
	}

	/**
	 * send a test email to a given address
	 * redirect to index action
	 *
	 * @param string $emailAddress
	 * @param string $selectedTemplateKey
	 * @param string $selectedExtensionKey
	 * @param string $selectedLanguageLeft
	 */
	public function sendTestMailAction(
		$emailAddress, $selectedExtensionKey, $selectedTemplateKey, $selectedLanguageLeft
	) {

		if (!filter_var($this->settings['mail']['test']['from'], FILTER_VALIDATE_EMAIL)) {
			$message = LocalizationUtility::translate('backend.invalid_test_email', 'sg_mail');
			$this->addFlashMessage($message, '', FlashMessage::ERROR);

			$arguments = $this->request->getArguments();
			$this->redirect('index', NULL, NULL, $arguments);
		}

		$objectManager = GeneralUtility::makeInstance(ObjectManager::class);
		/** @var \SGalinski\SgMail\Service\MailTemplateService $mailTemplateService */
		$mailTemplateService = $objectManager->get(MailTemplateService::class);
		$mailTemplateService->setLanguage($selectedLanguageLeft);
		$mailTemplateService->setToAddresses($emailAddress);
		$mailTemplateService->setFromAddress($this->settings['mail']['test']['from']);
		$mailTemplateService->setSubject($this->settings['mail']['test']['subject']);
		$mailTemplateService->setTemplateName($selectedTemplateKey);
		$mailTemplateService->setExtensionKey($selectedExtensionKey);

		if ($mailTemplateService->sendEmail()) {
			$message = LocalizationUtility::translate('backend.success_mail', 'sg_mail');
			$this->addFlashMessage($message, '', FlashMessage::OK);
		} else {
			$message = LocalizationUtility::translate('backend.failure_mail', 'sg_mail');
			$this->addFlashMessage($message, '', FlashMessage::ERROR);
		}

		$arguments = $this->request->getArguments();
		$this->redirect('index', NULL, NULL, $arguments);

	}
}