[BUGFIX] Make compatibility to 8LTS on locallang paths

Classes/Controller/BackendController.php

@@ -219,12 +219,18 @@ class BackendController extends ActionController {
 		/** @var IconFactory $iconFactory */
 		$iconFactory = GeneralUtility::makeInstance(IconFactory::class);
 
+		if (version_compare(VersionNumberUtility::getCurrentTypo3Version(), '9.0.0', '<')) {
+			$locallangPath = 'LLL:EXT:lang/Resources/Private/Language/locallang_core.xlf:';
+		} else {
+			$locallangPath = 'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:';
+		}
+
 		// Refresh
 		$refreshButton = $buttonBar->makeLinkButton()
 			->setHref(GeneralUtility::getIndpEnv('REQUEST_URI'))
 			->setTitle(
 				LocalizationUtility::translate(
-					'LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.reload'
+					$locallangPath . 'labels.reload'
 				)
 			)
 			->setIcon($iconFactory->getIcon('actions-edit-undo', Icon::SIZE_SMALL));

Resources/Private/Layouts/Backend.html

@@ -19,7 +19,16 @@
 					</f:for>
 				</div>
 				<div class="module-docheader-bar-column-right">
-					<span class="typo3-docheader-pagePath"><f:translate key="LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.path" />: <f:format.raw>{docHeader.metaInformation.path}</f:format.raw></span>
+					<span class="typo3-docheader-pagePath">
+						<f:if condition="{typo3Version} < 9000000">
+							<f:then>
+								<f:translate key="LLL:EXT:lang/Resources/Private/Language/locallang_core.xlf:labels.path" />: <f:format.raw>{docHeader.metaInformation.path}</f:format.raw>
+							</f:then>
+							<f:else>
+								<f:translate key="LLL:EXT:core/Resources/Private/Language/locallang_core.xlf:labels.path" />: <f:format.raw>{docHeader.metaInformation.path}</f:format.raw>
+							</f:else>
+						</f:if>
+					</span>
 					<f:format.raw>{docHeader.metaInformation.recordInformation}</f:format.raw>
 				</div>
 			</div>