disk.php

См. документацию.

<?php
namespace Bitrix\Im\Controller\Call;
 
use Bitrix\Disk\Controller\File,
    Bitrix\Main\Engine\Controller,
    Bitrix\Disk\Controller\Content,
    Bitrix\Main\Engine\ActionFilter,
    Bitrix\Im\Controller\Call\Filter;
use Bitrix\Main\Engine\Action;
use Bitrix\Main\Loader;

class Disk extends Controller
{
    protected function getDefaultPreFilters(): array
    {
        return [
            new ActionFilter\HttpMethod(['POST']),
            new Filter\Authorization(),
            new Filter\DiskFolderAccessCheck(),
        ];
    }
 
    public function configureActions(): array
    {
        return [
            'upload' => [
                '-prefilters' => [
                    ActionFilter\Csrf::class,
                    ActionFilter\Authentication::class
                ],
            ],
            'commit' => [
                '-prefilters' => [
                    ActionFilter\Csrf::class,
                    ActionFilter\Authentication::class
                ],
            ],
        ];
    }
 
    protected function processBeforeAction(Action $action): bool
    {
        if (!Loader::includeModule('disk'))
        {
            return false;
        }
 
        return parent::processBeforeAction($action);
    }
 
    public function uploadAction($filename, $token = null)
    {
        $params = [
            'filename' => $filename,
            'token' => $token,
        ];
        $this->setScope(Controller::SCOPE_REST);
 
        return $this->forward(new Content(), 'upload', $params);
    }
 
    public function commitAction($folderId, $filename, $contentId, $generateUniqueName = false)
    {
        $params = [
            'folderId' => $folderId,
            'filename' => $filename,
            'contentId' => $contentId,
            'generateUniqueName' => $generateUniqueName,
        ];
 
        $this->setScope(Controller::SCOPE_REST);
 
        return $this->forward(new File(), 'createByContent', $params);
    }
}