1. <?php
2. // src/Service/FileUploader.php
3. namespace App\Service;
4.  
5. use Symfony\Component\HttpFoundation\File\Exception\FileException;
6. use Symfony\Component\HttpFoundation\File\UploadedFile;
7. use Symfony\Component\String\Slugger\SluggerInterface;
8.  
9. class FileUploader
10. {
11.     private $targetDirectory;
12.     private $slugger;
13.  
14.     public function __construct($targetDirectory, SluggerInterface $slugger)
15.     {
16.         $this->targetDirectory = $targetDirectory;
17.         $this->slugger = $slugger;
18.     }
19.  
20.     public function upload(UploadedFile $file)
21.     {
22.         $originalFilename = pathinfo($file->getClientOriginalName(), PATHINFO_FILENAME);
23.         $safeFilename = $this->slugger->slug($originalFilename);
24.         $fileName = $safeFilename.'-'.uniqid().'.'.$file->guessExtension();
25.  
26.         try {
27.             $file->move($this->getTargetDirectory(), $fileName);
28.         } catch (FileException $e) {
29.             // ... handle exception if something happens during file upload
30.         }
31.  
32.         return $fileName;
33.     }
34.  
35.     public function getTargetDirectory()
36.     {
37.         return $this->targetDirectory;
38.     }
39. }