/**
* RSA instance factory
*
* @param array|Traversable $options
* @return Rsa
* @throws Rsa\Exception\RuntimeException
* @throws Rsa\Exception\InvalidArgumentException
*/
public static function factory($options)
{
if (!extension_loaded('openssl')) {
throw new Exception\RuntimeException('Can not create Zend\\Crypt\\PublicKey\\Rsa; openssl extension to be loaded');
}
if ($options instanceof Traversable) {
$options = ArrayUtils::iteratorToArray($options);
} elseif (!is_array($options)) {
throw new Exception\InvalidArgumentException('The options parameter must be an array or a Traversable');
}
$privateKey = null;
$passPhrase = isset($options['pass_phrase']) ? $options['pass_phrase'] : null;
if (isset($options['private_key'])) {
if (is_file($options['private_key'])) {
$privateKey = Rsa\PrivateKey::fromFile($options['private_key'], $passPhrase);
} elseif (is_string($options['private_key'])) {
$privateKey = new Rsa\PrivateKey($options['private_key'], $passPhrase);
} else {
throw new Exception\InvalidArgumentException('Parameter "private_key" must be PEM formatted string or path to key file');
}
unset($options['private_key']);
}
$publicKey = null;
if (isset($options['public_key'])) {
if (is_file($options['public_key'])) {
$publicKey = Rsa\PublicKey::fromFile($options['public_key']);
} elseif (is_string($options['public_key'])) {
$publicKey = new Rsa\PublicKey($options['public_key']);
} else {
throw new Exception\InvalidArgumentException('Parameter "public_key" must be PEM/certificate string or path to key/certificate file');
}
unset($options['public_key']);
}
$options = new RsaOptions($options);
if ($privateKey instanceof Rsa\PrivateKey) {
$options->setPrivateKey($privateKey);
}
if ($publicKey instanceof Rsa\PublicKey) {
$options->setPublicKey($publicKey);
}
return new Rsa($options);
}
public function testPrivateKeyInstanceCreation()
{
$privateKey = Rsa\PrivateKey::fromFile($this->testPemFile);
$this->assertInstanceOf('Zend\\Crypt\\PublicKey\\Rsa\\PrivateKey', $privateKey);
$privateKey = new Rsa\PrivateKey($this->testPemString);
$this->assertInstanceOf('Zend\\Crypt\\PublicKey\\Rsa\\PrivateKey', $privateKey);
}