ext_tables.php

<?php

if (!defined('TYPO3_MODE')) {
    die('Access denied.');
}

(function () {
    $iconProviderConfiguration = [
        \TYPO3\CMS\Core\Imaging\IconProvider\SvgIconProvider::class => [
            'actions-localize-deepl' => ['source' => 'EXT:wv_deepltranslate/Resources/Public/Icons/actions-localize-deepl.svg'],
            'actions-localize-google' => ['source' => 'EXT:wv_deepltranslate/Resources/Public/Icons/actions-localize-google.svg'],
        ],
    ];

    $iconRegistry = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Core\Imaging\IconRegistry::class);
    foreach ($iconProviderConfiguration as $provider => $iconConfiguration) {
        foreach ($iconConfiguration as $identifier => $option) {
            $iconRegistry->registerIcon($identifier, $provider, $option);
        }
    }

    $typo3VersionArray = \TYPO3\CMS\Core\Utility\VersionNumberUtility::convertVersionStringToArray(
        \TYPO3\CMS\Core\Utility\VersionNumberUtility::getCurrentTypo3Version()
    );

    // Backend Module is deprecated with v11, and we disable this.
    // With the Extension Configuration you can activate this Backend Module to find out the mapping
    if (
        version_compare((string)$typo3VersionArray['version_main'], '11', '<')
        || (
            version_compare((string)$typo3VersionArray['version_main'], '11', '=')
            && isset($GLOBALS['TYPO3_CONF_VARS']['EXTENSIONS']['wv_deepltranslate']['activateBackendModule'])
            && (bool)$GLOBALS['TYPO3_CONF_VARS']['EXTENSIONS']['wv_deepltranslate']['activateBackendModule'] === true
        )
    ) {
        //register backend module
        \TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerModule(
            'WebVision.WvDeepltranslate',
            'Deepl',
            '',
            '',
            [],
            [
                'icon'   => 'EXT:wv_deepltranslate/Resources/Public/Icons/deepl.svg',
                'access' => 'user,group',
                'labels' => 'LLL:EXT:wv_deepltranslate/Resources/Private/Language/locallang.xlf',
            ]
        );

        if (version_compare((string)$typo3VersionArray['version_main'], '10', '<')) {
            $actionsControllerArray = [
                'Settings' => 'index,saveSettings',
            ];
        } else {
            $actionsControllerArray = [
                \WebVision\WvDeepltranslate\Controller\SettingsController::class => 'index,saveSettings',
            ];
        }

        \TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerModule(
            'WebVision.WvDeepltranslate',
            'Deepl',
            'Settings',
            '',
            $actionsControllerArray,
            [
                'icon'   => 'EXT:install/Resources/Public/Icons/module-install-settings.svg',
                'access' => 'user,group',
                'labels' => 'LLL:EXT:wv_deepltranslate/Resources/Private/Language/locallang_module_settings.xlf',
            ]
        );
    }

    $GLOBALS['TYPO3_CONF_VARS']['SYS']['locallangXMLOverride']['/typo3/sysext/backend/Resources/Private/Language/locallang_layout.xlf'] = 'EXT:wv_deepltranslate/Resources/Private/Language/locallang.xlf';

    \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addLLrefForTCAdescr('tx_wvdeepltranslate_domain_model_glossaries', 'EXT:wv_deepltranslate/Resources/Private/Language/locallang_csh_tx_wvdeepltranslate_domain_model_glossaries.xlf');
    \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::allowTableOnStandardPages('tx_wvdeepltranslate_domain_model_glossaries');

    \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addLLrefForTCAdescr('tx_wvdeepltranslate_domain_model_glossariessync', 'EXT:wv_deepltranslate/Resources/Private/Language/locallang_csh_tx_wvdeepltranslate_domain_model_glossariessync.xlf');
    \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::allowTableOnStandardPages('tx_wvdeepltranslate_domain_model_glossariessync');
})();