File field - MrAPPs-RSM/MrappsBackendBundle GitHub Wiki

$fileOptions = [
        'title' => 'Prova File',
        'type' => 'file',
        'name' => 'file_field',
        'required' => false,
        'value' => [
                        'id' => $file->getId(),
                        'original_name' => $file->getOriginalName(),
                        'mime_type' => $file->getMimeType(),
                        'normalized_type' => $em->getRepository('MrappsBackendBundle:File')->getNormalizedType($this->container, $file->getMimeType()),
                   ],
        'lang' => false,
        'accept' => 'image/*',
        'acl' => 'private',
];