UploadService.php

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<?php
 
namespace Elgg;
 
use Elgg\Http\Request;
use ElggFile;
use Symfony\Component\HttpFoundation\File\UploadedFile;
 
class UploadService {
 
    private $request;
 
    public function __construct(Request $request) {
        $this->request = $request;
    }
 
    public function getUploadedFiles($input_name) {
        $file_bag = $this->request->files;
        if (!$file_bag->has($input_name)) {
            return false;
        }
 
        $files = $file_bag->get($input_name);
        if (!$files) {
            return [];
        }
        if (!is_array($files)) {
            $files = [$files];
        }
        return $files;
    }
}