[TASK] Check if resources are null

Classes/Controller/JoblistController.php

@@ -344,9 +344,9 @@ class JoblistController extends ActionController {
 			$data->getNationality(),
 			$data->getPhone(),
 			$data->getEmail(),
-			$data->getCoverLetter()->getOriginalResource()->getPublicUrl(),
-			$data->getCv()->getOriginalResource()->getPublicUrl(),
-			$data->getCertificate()->getOriginalResource()->getPublicUrl(),
+			$data->getCoverLetter() === NULL ? '' : $data->getCoverLetter()->getOriginalResource()->getPublicUrl(),
+			$data->getCv() === NULL ? '' : $data->getCv()->getOriginalResource()->getPublicUrl(),
+			$data->getCertificate() === NULL ? '' : $data->getCertificate()->getOriginalResource()->getPublicUrl(),
 		];
 
 		try {