fix: changes after refactor

Signed-off-by: Vitor Mattos <1079143+vitormattos@users.noreply.github.com>

Author: vitormattos

lib/Handler/SignEngine/Pkcs12Handler.php

@@ -102,7 +102,10 @@ public function getCertificateChain($resource): array {
 			$tsa = new TSA();
 			$decoded = ASN1::decodeBER($signature);
 			try {
-				$certificates[$signerCounter]['timestamp'] = $tsa->extract($decoded);
+				$timestampData = $tsa->extract($decoded);
+				if (!empty($timestampData['genTime']) || !empty($timestampData['policy']) || !empty($timestampData['serialNumber'])) {
+					$certificates[$signerCounter]['timestamp'] = $timestampData;
+				}
 			} catch (\Throwable $e) {
 			}
 

lib/Service/FileService.php

@@ -490,7 +490,9 @@ private function loadSignersFromCertData(): void {
 			}
 			if (!empty($signer['timestamp'])) {
 				$this->fileData->signers[$index]['timestamp'] = $signer['timestamp'];
-				$this->fileData->signers[$index]['timestamp']['genTime'] = $signer['timestamp']['genTime']->format(DateTimeInterface::ATOM);
+				if ($signer['timestamp']['genTime'] instanceof \DateTimeInterface) {
+					$this->fileData->signers[$index]['timestamp']['genTime'] = $signer['timestamp']['genTime']->format(DateTimeInterface::ATOM);
+				}
 			}
 			for ($i = 1; $i < count($signer['chain']); $i++) {
 				$this->fileData->signers[$index]['chain'][] = [