[PATCH] [FEATURE] Make edit modes configurable

Classes/Controller/AbstractBackendController.php

@@ -182,7 +182,7 @@ abstract class AbstractBackendController extends AbstractController {
 			'override' => LocalizationUtility::translate('select.editingMode.override', 'lfeditor'),
 		);
 
-		$backendConfiguration = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['lfeditor'], NULL);
+		$backendConfiguration = unserialize($GLOBALS['TYPO3_CONF_VARS']['EXT']['extConf']['lfeditor'], []);
 		if ((int)$backendConfiguration['editModeExtension'] === 0) {
 			unset($editingModeOptions['extension']);
 		}

ext_conf_template.txt

@@ -14,3 +14,12 @@ extIgnore = /^(CVS|.svn|.git|csh_)/
 
 # cat=basic; type=boolean; label=Change XLF date: If set to TRUE, LFEditor will change the date in XLF files on each change.
 changeXlfDate = 1
+
+# cat=basic; type=boolean; label=Allow edit mode "extension"
+editModeExtension = 1
+
+# cat=basic; type=boolean; label=Allow edit mode "l10n"
+editModeL10n = 1
+
+# cat=basic; type=boolean; label=Allow edit mode "override"
+editModeOverride = 1