ext_tables.php

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

call_user_func(
    function () {

        /**
         * Include Backend Module
         */
        if (TYPO3_MODE === 'BE' &&
            !\In2code\Powermail\Utility\ConfigurationUtility::isDisableBackendModuleActive() &&
            !(TYPO3_REQUESTTYPE & TYPO3_REQUESTTYPE_INSTALL)
        ) {
            \TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerModule(
                'Powermail',
                'web',
                'm1',
                '',
                [
                    \In2code\Powermail\Controller\ModuleController::class =>
                        'dispatch, list, exportXls, exportCsv, reportingBe, toolsBe, overviewBe, ' .
                        'checkBe, converterBe, converterUpdateBe, reportingFormBe, reportingMarketingBe, ' .
                        'fixUploadFolder, fixWrongLocalizedForms, fixFilledMarkersInLocalizedFields, ' .
                        'fixWrongLocalizedPages, fixFilledMarkersInLocalizedPages'
                ],
                [
                    'access' => 'user,group',
                    'icon' => 'EXT:powermail/Resources/Public/Icons/powermail.svg',
                    'labels' => 'LLL:EXT:powermail/Resources/Private/Language/locallang_mod.xlf',
                ]
            );
        }

        /**
         * Table description files for localization and allowing powermail tables on pages of type default
         */
        $tables = [
            \In2code\Powermail\Domain\Model\Form::TABLE_NAME,
            \In2code\Powermail\Domain\Model\Page::TABLE_NAME,
            \In2code\Powermail\Domain\Model\Field::TABLE_NAME,
            \In2code\Powermail\Domain\Model\Mail::TABLE_NAME,
            \In2code\Powermail\Domain\Model\Answer::TABLE_NAME
        ];
        foreach ($tables as $table) {
            \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addLLrefForTCAdescr(
                $table,
                'EXT:powermail/Resources/Private/Language/locallang_csh_' . $table . '.xlf'
            );
            \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::allowTableOnStandardPages($table);
        }

        /**
         * Garbage Collector
         */
        $tgct = 'TYPO3\CMS\Scheduler\Task\TableGarbageCollectionTask';
        $tables = [
            \In2code\Powermail\Domain\Model\Mail::TABLE_NAME,
            \In2code\Powermail\Domain\Model\Answer::TABLE_NAME
        ];
        foreach ($tables as $table) {
            $GLOBALS['TYPO3_CONF_VARS']['SC_OPTIONS']['scheduler']['tasks'][$tgct]['options']['tables'][$table] = [
                'dateField' => 'tstamp',
                'expirePeriod' => 30
            ];
        }

        /**
         * Register icons
         */
        $iconRegistry =
            \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance(\TYPO3\CMS\Core\Imaging\IconRegistry::class);
        $iconRegistry->registerIcon(
            'extension-powermail-main',
            \TYPO3\CMS\Core\Imaging\IconProvider\SvgIconProvider::class,
            ['source' => 'EXT:powermail/Resources/Public/Icons/powermail.svg']
        );

        /**
         * Search with TYPO3 backend search
         *      search for an email: "#mail:senderemail"
         *      search for a form: "#form:contactform"
         */
        $GLOBALS['TYPO3_CONF_VARS']['SYS']['livesearch']['mail'] = 'tx_powermail_domain_model_mail';
        $GLOBALS['TYPO3_CONF_VARS']['SYS']['livesearch']['form'] = 'tx_powermail_domain_model_form';
    }
);