DataMigration/files/custom/Espo/Modules/DataMigration/Api/Export.php

<?php

namespace Espo\Modules\DataMigration\Api;

use Espo\Core\Api\Action;
use Espo\Core\Api\Request;
use Espo\Core\Api\Response;
use Espo\Core\Api\ResponseComposer;
use Espo\Core\Exceptions\Forbidden;
use Espo\Entities\User;
use Espo\Modules\DataMigration\Services\ExportService;
use Espo\Modules\DataMigration\Services\BufferedIO;

class Export implements Action
{
    public function __construct(
        private ExportService $exportService,
        private User $user
    ) {}

    public function process(Request $request): Response
    {
        if (!$this->user->isAdmin()) {
            throw new Forbidden();
        }

        $body = $request->getParsedBody();

        $caseIds = $body->caseIds ?? null;
        $caseStatus = $body->caseStatus ?? null;
        $noFiles = $body->noFiles ?? false;

        $timestamp = date('Ymd-His');
        $outputDir = 'data/backups/datamigration-' . $timestamp;

        $io = new BufferedIO();

        $this->exportService->export($outputDir, [
            'batchSize' => 500,
            'caseIds' => $caseIds,
            'caseStatus' => is_array($caseStatus) && !empty($caseStatus) ? $caseStatus : null,
            'noFiles' => $noFiles,
            'verbose' => true,
        ], $io);

        return ResponseComposer::json([
            'success' => true,
            'outputDir' => $outputDir,
            'backupName' => 'datamigration-' . $timestamp,
            'log' => $io->getLines(),
        ]);
    }
}