<?php
defined('TYPO3') or die();

$addMetaColumns = [
    'history' => [
        'exclude' => 1,
        'label' => 'Historie',
        'config' => [
            'type' => 'text',
            'cols' => 40,
            'rows' => 5,
            'eval' => 'trim',
            'enableRichtext' => true
        ],
    ],
    'tags' => [
        'exclude' => 1,
        'label' => 'Tags',
        'config' => [
            'type' => 'input',
            'size' => 30,
            'eval' => 'trim'
        ],
    ],
];

\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addTCAcolumns('sys_file_metadata', $addMetaColumns);
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addToAllTCAtypes('sys_file_metadata', 'history', '', 'after:alternative');
\TYPO3\CMS\Core\Utility\ExtensionManagementUtility::addToAllTCAtypes('sys_file_metadata', 'tags', '', 'after:history');