�PNG  IHDR��;���IDATx��ܻn�0���K�� �)(�pA��� ���7�LeG{�� �§㻢|��ذaÆ 6lذaÆ 6lذaÆ 6lom��$^�y���ذag�5bÆ 6lذaÆ 6lذa{���� 6lذaÆ �`����}H�Fkm�,�m����Ӫ���ô�ô!� �x�|'ܢ˟;�E:���9�&ᶒ�}�{�v]�n&�6� �h��_��t�ڠ͵-ҫ���Z;��Z$�.�P���k�ž)�!��o���>}l�eQfJ�T��u і���چ��\��X=8��Rن4`Vw�l�>����n�G�^��i�s��"ms�$�u��i��?w�bs[m�6�K4���O���.�4��%����/����b�C%��t ��M�ז� �-l�G6�mrz2���s�%�9��s@���-�k�9�=���)������k�B5����\��+͂�Zsٲ ��Rn��~G���R���C����� �wIcI��n7jJ���hۛNCS|���j0��8y�iHKֶۛ�k�Ɉ+;Sz������L/��F�*\��Ԕ�#"5��m�2��[S��������=�g��n�a�P�e�ғ�L�� lذaÆ 6l�^k��̱aÆ 6lذaÆ 6lذa;���� �_��ذaÆ 6lذaÆ 6lذaÆ ���R���IEND�B` * * For the full copyright and license information, please view the LICENSE * file that was distributed with this source code. */ namespace Symfony\Component\Mime\Crypto; use Symfony\Component\Mime\Exception\RuntimeException; use Symfony\Component\Mime\Message; /** * @author Sebastiaan Stok */ final class SMimeEncrypter extends SMime { private $certs; private $cipher; /** * @param string|string[] $certificate The path (or array of paths) of the file(s) containing the X.509 certificate(s) * @param int|null $cipher A set of algorithms used to encrypt the message. Must be one of these PHP constants: https://www.php.net/manual/en/openssl.ciphers.php */ public function __construct($certificate, int $cipher = null) { if (!\extension_loaded('openssl')) { throw new \LogicException('PHP extension "openssl" is required to use SMime.'); } if (\is_array($certificate)) { $this->certs = array_map([$this, 'normalizeFilePath'], $certificate); } else { $this->certs = $this->normalizeFilePath($certificate); } $this->cipher = $cipher ?? \OPENSSL_CIPHER_AES_256_CBC; } public function encrypt(Message $message): Message { $bufferFile = tmpfile(); $outputFile = tmpfile(); $this->iteratorToFile($message->toIterable(), $bufferFile); if (!@openssl_pkcs7_encrypt(stream_get_meta_data($bufferFile)['uri'], stream_get_meta_data($outputFile)['uri'], $this->certs, [], 0, $this->cipher)) { throw new RuntimeException(sprintf('Failed to encrypt S/Mime message. Error: "%s".', openssl_error_string())); } $mimePart = $this->convertMessageToSMimePart($outputFile, 'application', 'pkcs7-mime'); $mimePart->getHeaders() ->addTextHeader('Content-Transfer-Encoding', 'base64') ->addParameterizedHeader('Content-Disposition', 'attachment', ['name' => 'smime.p7m']) ; return new Message($message->getHeaders(), $mimePart); } }