ext_tables.php

<?php
/**
 * General ext_tables file
 *
 * @category Extension
 * @package  Calendarize
 * @author   Tim Lochmüller
 */

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

\HDNET\Autoloader\Loader::extTables('HDNET', 'calendarize', \HDNET\Calendarize\Register::getDefaultAutoloader());

\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::allowTableOnStandardPages('tx_calendarize_domain_model_configuration,tx_calendarize_domain_model_index');

if (!(boolean)\HDNET\Calendarize\Utility\ConfigurationUtility::get('disableDefaultEvent')) {
    \HDNET\Calendarize\Register::extTables(\HDNET\Calendarize\Register::getDefaultCalendarizeConfiguration());
    \TYPO3\CMS\Core\Category\CategoryRegistry::getInstance()
        ->add('calendarize', 'tx_calendarize_domain_model_event');
}

\TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerPlugin('calendarize', 'Calendar',
    \HDNET\Calendarize\Utility\TranslateUtility::get('pluginName'));
\TYPO3\CMS\Extbase\Utility\ExtensionUtility::registerPlugin('calendarize', 'CalendarBooking',
    \HDNET\Calendarize\Utility\TranslateUtility::get('pluginNameBooking'));


// module icon
$extensionIcon = \HDNET\Autoloader\Utility\IconUtility::getByExtensionKey('calendarize', true);
if (\TYPO3\CMS\Core\Utility\GeneralUtility::compat_version('7.0')) {
    /** @var \TYPO3\CMS\Core\Imaging\IconRegistry $iconRegistry */
    $iconRegistry = \TYPO3\CMS\Core\Utility\GeneralUtility::makeInstance('TYPO3\\CMS\\Core\\Imaging\\IconRegistry');
    $iconRegistry->registerIcon('apps-pagetree-folder-contains-calendarize',
        'TYPO3\\CMS\\Core\\Imaging\\IconProvider\\BitmapIconProvider', ['source' => $extensionIcon]);
} else {
    $extensionRelPath = \TYPO3\CMS\Core\Utility\ExtensionManagementUtility::extRelPath('calendarize');
    \TYPO3\CMS\Backend\Sprite\SpriteManager::addTcaTypeIcon('pages', 'contains-calendar',
        str_replace('EXT:calendarize/', $extensionRelPath, $extensionIcon));
}