ext_tables.php

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

/**
 * Plugin
 */
\TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerPlugin(
	$_EXTKEY,
	'Search',
	'News advanvced search'
);

/**
 * Flexforms
 */
$extensionName = strtolower(\TYPO3\CMS\Core\Utility\GeneralUtility::underscoredToUpperCamelCase($_EXTKEY));
$pluginName = strtolower('search');
$pluginSignature = $extensionName . '_' . $pluginName;

$GLOBALS['TCA']['tt_content']['types']['list']['subtypes_excludelist'][$pluginSignature] = 'layout,recursive,select_key,pages';
$GLOBALS['TCA']['tt_content']['types']['list']['subtypes_addlist'][$pluginSignature] = 'pi_flexform';
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addPiFlexFormValue($pluginSignature, 'FILE:EXT:' . $_EXTKEY . '/Configuration/FlexForms/flexform_news.xml');


/**
 * Include static
 */
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addStaticFile($_EXTKEY, 'Configuration/TypoScript', 'newsadvancedsearch');

/**
 * Allow tables anywhere
 */
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::allowTableOnStandardPages('tx_newsadvancedsearch_domain_model_location');
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::allowTableOnStandardPages('tx_newsadvancedsearch_domain_model_type');