[TASK] Fixing error with the caching and missing return values

Classes/Service/MailTemplateService.php

@@ -33,8 +33,6 @@ use SGalinski\SgMail\Domain\Repository\MailRepository;
 use SGalinski\SgMail\Domain\Repository\TemplateRepository;
 use Swift_Attachment;
 use Swift_OutputByteStream;
-use TYPO3\CMS\Core\Cache\CacheManager;
-use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface;
 use TYPO3\CMS\Core\Mail\MailMessage;
 use TYPO3\CMS\Core\Resource\FileInterface;
 use TYPO3\CMS\Core\Resource\ResourceFactory;

Classes/Service/RegisterService.php

@@ -63,7 +63,7 @@ class RegisterService implements \TYPO3\CMS\Core\SingletonInterface {
 	 */
 	public function register($pathToRegisterFile) {
 		if (file_exists($pathToRegisterFile)) {
-			$this->registerArray[] = [
+			$this->registrationFiles[] = [
 				'path' => $pathToRegisterFile
 			];
 		}
@@ -99,14 +99,15 @@ class RegisterService implements \TYPO3\CMS\Core\SingletonInterface {
 
 	/**
 	 * Read every registered file and create a registration entry in the registerArray if possible
+	 * @return array
 	 */
-	public function registerExtensions() {
+	public function registerExtensions(): array {
 		// clear registerArray
 		$this->registerArray = [];
 
 		foreach ($this->registrationFiles as $registerFile) {
-			if (\is_file($registerFile)) {
-				$configArray = (include $registerFile);
+			if (\is_file($registerFile['path'])) {
+				$configArray = (include $registerFile['path']);
 
 				$extensionKey = $configArray['extension_key'];
 				$templateKey = $configArray['template_key'];
@@ -120,6 +121,8 @@ class RegisterService implements \TYPO3\CMS\Core\SingletonInterface {
 				);
 			}
 		}
+
+		return $this->registerArray;
 	}
 
 	/**

Classes/XClass/Form/FormEditorController.php

@@ -205,7 +205,7 @@ class FormEditorController extends \TYPO3\CMS\Form\Controller\FormEditorControll
 		$cacheManager = $objectManager->get(CacheManager::class);
 
 		/** @var FrontendInterface $cache */
-		$cache = $cacheManager->getCache(MailTemplateService::CACHE_NAME);
+		$cache = $cacheManager->getCache(RegisterService::CACHE_NAME);
 		/** @var FrontendInterface $cache */
 		$cache->flush();
 	}

ext_localconf.php

@@ -53,7 +53,7 @@ $GLOBALS['TYPO3_CONF_VARS']['SYS']['Objects'][\TYPO3\CMS\Form\Controller\FormEdi
 ];
 
 // Cache registration
-$cacheName = \SGalinski\SgMail\Service\MailTemplateService::CACHE_NAME;
+$cacheName = \SGalinski\SgMail\Service\RegisterService::CACHE_NAME;
 if (!is_array($GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations'][$cacheName])) {
 	$GLOBALS['TYPO3_CONF_VARS']['SYS']['caching']['cacheConfigurations'][$cacheName] = [];
 }