[TASK] Cleanup

(cherry picked from commit ec574391)

Classes/Backend/CategoryWarningDrawer.php

@@ -38,7 +38,6 @@ use TYPO3\CMS\Core\Utility\GeneralUtility;
  *
  */
 class CategoryWarningDrawer {
-
 	/**
 	 * @var LanguageService
 	 */
@@ -54,7 +53,7 @@ class CategoryWarningDrawer {
 	 * @return string
 	 * @throws \Doctrine\DBAL\Driver\Exception
 	 */
-	public function render(array $params = null, PageLayoutController $parentObj = null): string {
+	public function render(array $params = NULL, PageLayoutController $parentObj = NULL): string {
 		$parentPage = $parentObj->pageinfo['pid'];
 		$queryBuilder = GeneralUtility::makeInstance(ConnectionPool::class)
 			->getQueryBuilderForTable('pages');
@@ -71,18 +70,19 @@ class CategoryWarningDrawer {
 			return '';
 		}
 
-		$message = GeneralUtility::makeInstance(FlashMessage::class,
-		   $this->languageService->sL(
-			   'LLL:EXT:sg_news/Resources/Private/Language/locallang_backend.xlf:categoryErrorMessage'
-		   ),
+		$message = GeneralUtility::makeInstance(
+			FlashMessage::class,
+			$this->languageService->sL(
+				'LLL:EXT:sg_news/Resources/Private/Language/locallang_backend.xlf:categoryErrorMessage'
+			),
 			$this->languageService->sL(
 				'LLL:EXT:sg_news/Resources/Private/Language/locallang_backend.xlf:categoryErrorMessageHeader'
 			),
-		   FlashMessage::ERROR,
-		   true
+			FlashMessage::ERROR,
+			TRUE
 		);
 		return GeneralUtility::makeInstance(FlashMessageRendererResolver::class)
-		   ->resolve()
-		   ->render([$message]);
+			->resolve()
+			->render([$message]);
 	}
 }

ext_localconf.php

@@ -96,7 +96,7 @@ call_user_func(
 		$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['cms/layout/class.tx_cms_layout.php']['tt_content_drawItem']['sg_news']
 			= \SGalinski\SgNews\Hooks\PageLayoutView\PluginRenderer::class;
 		$GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['cms/layout/db_layout.php']['drawHeaderHook'][]
-		    = \SGalinski\SgNews\Backend\CategoryWarningDrawer::class . '->render';
+			= \SGalinski\SgNews\Backend\CategoryWarningDrawer::class . '->render';
 
 		// Xclasses
 		$GLOBALS['TYPO3_CONF_VARS']['SYS']['Objects']['TYPO3\CMS\Core\Page\PageRenderer'] =