| public addReference ( $node, $algorithm, $arTransforms = null, $options = null ) |
function processDocument()
{
global $src_file, $target_file, $user_pubkey_file_path, $user_cert_file_path;
require dirname(__FILE__) . '/xmlseclibs.php';
if (file_exists($target_file)) {
unlink($target_file);
}
$doc = new DOMDocument();
$doc->load($src_file);
$objDSig = new XMLSecurityDSig();
$objDSig->setCanonicalMethod(XMLSecurityDSig::EXC_C14N);
$objDSig->addReference($doc, XMLSecurityDSig::SHA1, array('http://www.w3.org/2000/09/xmldsig#enveloped-signature'));
/* gako pribatu bat behar dugu prozesua burutzeko. orain edozein erabiliko dugu. gero txartelekoarekin ordezkatzeko */
$objKey = new XMLSecurityKey(XMLSecurityKey::RSA_SHA1, array('type' => 'private'));
/* if key has Passphrase, set it using $objKey->passphrase = <passphrase> " */
$objKey->loadKey(dirname(__FILE__) . '/privkey.pem', TRUE);
$objDSig->sign($objKey);
/* Add associated public key */
// $objDSig->add509Cert(file_get_contents(dirname(__FILE__) . '/mycert.pem'));
// $objDSig->add509Cert(file_get_contents($user_cert_file_path));
if (!file_exists($user_cert_file_path)) {
debug('File not found', $user_cert_file_path);
} else {
$objDSig->add509Cert($user_cert_file_path);
}
$objDSig->appendSignature($doc->documentElement);
$doc->save($target_file);
}
function signXML($token, $privkey)
{
$sigdoc = new DOMDocument();
if (!$sigdoc->loadXML($token)) {
throw new Exception("Invalid XML!");
}
$sigNode = $sigdoc->firstChild;
$enc = new XMLSecurityDSig();
$enc->idKeys[] = 'ID';
$enc->setCanonicalMethod(XMLSecurityDSig::EXC_C14N);
$enc->addReference($sigNode, XMLSecurityDSig::SHA1, array('http://www.w3.org/2000/09/xmldsig#enveloped-signature', XMLSecurityDSig::EXC_C14N));
$key = new XMLSecurityKey(XMLSecurityKey::RSA_SHA1, array('type' => 'private', 'library' => 'openssl'));
$key->loadKey($privkey, false, false);
$enc->sign($key);
$enc->appendSignature($sigNode);
return $sigdoc->saveXML();
}
/**
* Sign the specified DOMDocument
*
* @see https://github.com/Maks3w/xmlseclibs/blob/v1.3.0/tests/xml-sign.phpt
*
* @param DOMDocument $document
* @return DOMDocument
*/
private function sign_document(DOMDocument $document)
{
$result = false;
try {
$dsig = new XMLSecurityDSig();
// For canonicalization purposes the exclusive (9) algorithm must be used.
// @see http://pronamic.nl/wp-content/uploads/2012/12/iDEAL-Merchant-Integration-Guide-ENG-v3.3.1.pdf #page 30
$dsig->setCanonicalMethod(XMLSecurityDSig::EXC_C14N);
// For hashing purposes the SHA-256 (11) algorithm must be used.
// @see http://pronamic.nl/wp-content/uploads/2012/12/iDEAL-Merchant-Integration-Guide-ENG-v3.3.1.pdf #page 30
$dsig->addReference($document, XMLSecurityDSig::SHA256, array('http://www.w3.org/2000/09/xmldsig#enveloped-signature'), array('force_uri' => true));
// For signature purposes the RSAWithSHA 256 (12) algorithm must be used.
// @see http://pronamic.nl/wp-content/uploads/2012/12/iDEAL-Merchant-Integration-Guide-ENG-v3.3.1.pdf #page 31
$key = new XMLSecurityKey(XMLSecurityKey::RSA_SHA256, array('type' => 'private'));
$key->passphrase = $this->private_key_password;
$key->loadKey($this->private_key);
// Test if we can get an private key object, to prefent the following errors:
// Warning: openssl_sign() [function.openssl-sign]: supplied key param cannot be coerced into a private key
$result = openssl_get_privatekey($this->private_key, $this->private_key_password);
if (false !== $result) {
// Sign
$dsig->sign($key);
// The public key must be referenced using a fingerprint of an X.509
// certificate. The fingerprint must be calculated according
// to the following formula HEX(SHA-1(DER certificate)) (13)
// @see http://pronamic.nl/wp-content/uploads/2012/12/iDEAL-Merchant-Integration-Guide-ENG-v3.3.1.pdf #page 31
$fingerprint = Pronamic_WP_Pay_Gateways_IDealAdvanced_Security::getShaFingerprint($this->private_certificate);
$dsig->addKeyInfoAndName($fingerprint);
// Add the signature
$dsig->appendSignature($document->documentElement);
$result = $document;
} else {
throw new Exception('Can not load private key');
}
} catch (Exception $e) {
$this->error = new WP_Error('xml_security', $e->getMessage(), $e);
}
return $result;
}
/**
* @dataProvider testXmlSignProvider
* @throws \Exception
*/
public function testXmlSign($dsigAlgorithm, $keyType, $expectedFileName)
{
$doc = new \DOMDocument();
$doc->load(dirname(__FILE__) . '/../basic-doc.xml');
$objDSig = new XMLSecurityDSig();
$objDSig->setCanonicalMethod(XMLSecurityDSig::EXC_C14N);
$objDSig->addReference($doc, $dsigAlgorithm, array('http://www.w3.org/2000/09/xmldsig#enveloped-signature'));
$objKey = new XMLSecurityKey($keyType, array('type' => 'private'));
/* load private key */
$objKey->loadKey(dirname(__FILE__) . '/../privkey.pem', true);
/* if key has Passphrase, set it using $objKey->passphrase = <passphrase> " */
$objDSig->sign($objKey);
/* Add associated public key */
$objDSig->add509Cert(file_get_contents(dirname(__FILE__) . '/../mycert.pem'));
$objDSig->appendSignature($doc->documentElement);
$sign_output = $doc->saveXML();
$sign_output_def = file_get_contents($expectedFileName);
$this->assertEquals($sign_output_def, $sign_output, "Signature doesn't match");
}
file_put_contents($user_cert_file_path, $_SERVER['SSL_CLIENT_CERT']);
$output = shell_exec($openssl . ' x509 -inform pem -in ' . $user_cert_file_path . ' -pubkey -noout > ' . $user_pubkey_file_path);
if ($yafirmado) {
$src = file_get_contents($target_file);
$src = preg_replace('/<ds:SignatureValue>[^<]*<\\/ds:SignatureValue>/i', '<ds:SignatureValue>' . $sinatuta . '</ds:SignatureValue>', $src);
file_put_contents($target_file, $src);
$xml = file_get_contents($target_file);
} else {
if (file_exists($target_file)) {
unlink($target_file);
}
$doc = new DOMDocument();
$doc->load($dir);
$objDSig = new XMLSecurityDSig();
$objDSig->setCanonicalMethod(XMLSecurityDSig::EXC_C14N);
$objDSig->addReference($doc, XMLSecurityDSig::SHA1, array('http://www.w3.org/2000/09/xmldsig#enveloped-signature'));
/* gako pribatu bat behar dugu prozesua burutzeko. orain edozein erabiliko dugu. gero txartelekoarekin ordezkatzeko */
$objKey = new XMLSecurityKey(XMLSecurityKey::RSA_SHA1, array('type' => 'private'));
/* if key has Passphrase, set it using $objKey->passphrase = <passphrase> " */
$objKey->loadKey(dirname(__FILE__) . '/privkey.pem', TRUE);
$objDSig->sign($objKey);
/* Add associated public key */
// $objDSig->add509Cert(file_get_contents(dirname(__FILE__) . '/mycert.pem'));
// $objDSig->add509Cert(file_get_contents($user_cert_file_path));
if (!file_exists($user_cert_file_path)) {
die('File not found : ' . $user_cert_file_path);
} else {
$objDSig->add509Cert($user_cert_file_path);
}
$objDSig->appendSignature($doc->documentElement);
$doc->save($target_file);
