image_access_test_hidden.module

<?php


/**
 * @file
 * Image field access for hidden fields.
 */
use Drupal\Core\Field\FieldDefinitionInterface;
use Drupal\Core\Session\AccountInterface;
use Drupal\Core\Field\FieldItemListInterface;
use Drupal\Core\Access\AccessResult;

/**
 * Implements hook_entity_field_access().
 */
function image_access_test_hidden_entity_field_access($operation, FieldDefinitionInterface $field_definition, AccountInterface $account, FieldItemListInterface $items = NULL) {
    if ($field_definition->getName() == 'field_image' && $operation == 'edit') {
        return AccessResult::forbidden();
    }
    return AccessResult::neutral();
}