ModifyEditFormUserAccessEvent 

Example 

Registration of the event listener in the extension's Services.yaml:

services:
  # Place here the default dependency injection configuration

  MyVendor\MyExtension\Backend\EventListener\MyEventListener:
    tags:
      - name: event.listener
        identifier: 'my-extension/backend/modify-edit-form-user-access'

Read how to configure dependency injection in extensions.

The corresponding event listener class:

<?php

declare(strict_types=1);

namespace MyVendor\MyExtension\Backend\EventListener;

use TYPO3\CMS\Backend\Form\Event\ModifyEditFormUserAccessEvent;

final class MyEventListener
{
    public function __invoke(ModifyEditFormUserAccessEvent $event): void
    {
        // Deny access for creating records of a custom table
        if ($event->getTableName() === 'tx_myext_domain_model_mytable' && $event->getCommand() === 'new') {
            $event->denyUserAccess();
        }
    }
}

API 

class ModifyEditFormUserAccessEvent

Fully qualified name

\TYPO3\CMS\Backend\Form\Event\ModifyEditFormUserAccessEvent

Listeners to this Event will be able to modify the user access decision for using FormEngine to create or edit a record.

allowUserAccess ( )

Allows user access to the editing form

denyUserAccess ( )

Denies user access to the editing form

doesUserHaveAccess ( )

Returns the current user access state

Returns

bool

getAccessDeniedException ( )

If Core's DataProvider previously denied access, this returns the corresponding exception, null otherwise

Returns

?TYPO3CMSBackendFormExceptionAccessDeniedException

getTableName ( )

Returns the table name of the record in question

Returns

string

getCommand ( )

Returns the requested command, either new or edit

Returns

"new"|"edit"

getDatabaseRow ( )

Returns the record's database row

Returns

array