[TASK] Add clearcache function, some cgl issues

Classes/Service/RegisterService.php

@@ -27,8 +27,10 @@ namespace SGalinski\SgMail\Service;
  ***************************************************************/
 
 use TYPO3\CMS\Core\Cache\CacheManager;
+use TYPO3\CMS\Core\Cache\Frontend\FrontendInterface;
 use TYPO3\CMS\Core\Utility\ExtensionManagementUtility;
 use TYPO3\CMS\Core\Utility\GeneralUtility;
+use TYPO3\CMS\Extbase\Object\ObjectManager;
 
 /**
  * Provides an api for registering your mail templates
@@ -82,6 +84,7 @@ class RegisterService implements \TYPO3\CMS\Core\SingletonInterface {
 
 		$entry = $cache->get($cacheId);
 		if (!$entry) {
+			$this->clearCaches();
 			$entry = $this->registerExtensions();
 
 			if ($entry === NULL) {
@@ -141,12 +144,12 @@ class RegisterService implements \TYPO3\CMS\Core\SingletonInterface {
 
 				// get file name without folders
 				$pathAsArray = GeneralUtility::trimExplode('/', $pathToRegistrationFile);
-				$filename = $pathAsArray[\count($pathAsArray)-1];
+				$filename = $pathAsArray[\count($pathAsArray) - 1];
 				$filenameWithoutHash = GeneralUtility::trimExplode('_', $filename)[1];
 				$hash = md5($GLOBALS['TYPO3_CONF_VARS']['SYS']['encryptionKey'] . '|' . $filenameWithoutHash);
 				// if the filename doesnt start with the hash value, ignore it
 				if (strpos($filename, $hash) !== 0) {
-				   continue;
+					continue;
 				}
 
 				$configArray = (include $pathToRegistrationFile);
@@ -244,5 +247,20 @@ class RegisterService implements \TYPO3\CMS\Core\SingletonInterface {
 		// get the location where automatic registrations should be stored
 		return 'EXT:' . $tsSettings['mail']['configurationLocation'] . '/' . RegisterService::CONFIG_PATH;
 	}
+
+	/**
+	 * Clear the sgmail register cache
+	 *
+	 * @throws \TYPO3\CMS\Core\Cache\Exception\NoSuchCacheException
+	 */
+	private function clearCaches() {
+		$objectManager = GeneralUtility::makeInstance(ObjectManager::class);
+		$cacheManager = $objectManager->get(CacheManager::class);
+
+		/** @var FrontendInterface $cache */
+		$cache = $cacheManager->getCache(RegisterService::CACHE_NAME);
+		/** @var FrontendInterface $cache */
+		$cache->flush();
+	}
 }