/**
*/
public function __construct($data, array $headers = array())
{
if (!$data instanceof OpenPGP_Message) {
Horde_Pgp_Backend_Openpgp::autoload();
$msg = new OpenPGP_Message();
/* Trailing (CR)LF is not part of signed data. */
$pos = strpos($data, '-----BEGIN PGP SIGNATURE-----');
if ($data[--$pos] === "\r") {
--$pos;
}
$msg[] = new OpenPGP_LiteralDataPacket(self::dashUnescapeText(substr($data, 0, $pos)), array('format' => 'u'));
$msg[] = Horde_Pgp_Element_Signature::create(substr($data, $pos) . "-----END PGP SIGNATURE-----\n")->message[0];
} else {
$msg = $data;
}
parent::__construct($msg, $headers);
}
/**
* Verifies text using a PGP public key and a detached signature.
*
* @param mixed $text The text to be verified
* @param mixed $sig The detached signature.
* @param mixed $key The public key used for signing.
*
* @return {@see detach()}
* @throws Horde_Pgp_Exception
*/
public function verifyDetached($text, $sig, $key)
{
if (is_null($sig)) {
if ($text instanceof Horde_Pgp_Element) {
$data = $text;
} else {
$armor = new Horde_Pgp_Armor($text);
foreach ($armor as $val) {
if ($val instanceof Horde_Pgp_Element_Message || $val instanceof Horde_Pgp_Element_SignedMessage) {
$data = $val;
break;
}
}
}
} else {
$sig = Horde_Pgp_Element_Signature::create($sig);
$data = new Horde_Pgp_Element_SignedMessage(new OpenPGP_Message(array(new OpenPGP_LiteralDataPacket($text, array('format' => $sig->message[0]->signature_type === 0x0 ? 'b' : 't')), $sig->message[0])));
}
return $this->_runInBackend('verify', array($data, Horde_Pgp_Element_PublicKey::create($key)), Horde_Pgp_Translation::t("Could not verify PGP data."));
}