<?php
defined('TYPO3') || die('Access denied.');

call_user_func(
    function()
    {

        $pluginSignature = str_replace('_', '', 'contact') . '_contact';
        $GLOBALS['TCA']['tt_content']['types']['list']['subtypes_addlist'][$pluginSignature] = 'pi_flexform';
        \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addPiFlexFormValue($pluginSignature, 'FILE:EXT:contact/Configuration/FlexForms/flexform_contact.xml');

        \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addLLrefForTCAdescr('tx_contact_domain_model_person', 'EXT:contact/Resources/Private/Language/locallang_csh_tx_contact_domain_model_person.xlf');

    }
);