src/Message/AbstractRequest.php
public function generateSignature(DOMNode $xml)
    {
        $message = $this->c14n($xml);

        $key = openssl_get_privatekey('file://'.$this->getPrivateKeyPath(), $this->getPrivateKeyPassphrase());
        if ($key && openssl_sign($message, $signature, $key, OPENSSL_ALGO_SHA256)) {
            openssl_free_key($key);

            return base64_encode($signature);
        }

        $error = 'Invalid private key.';
        while ($msg = openssl_error_string()) {
            $error .= ' '.$msg;
        }

        throw new InvalidRequestException($error);
    }
public function generateSignature(DOMNode $xml)
    {
        $message = $this->c14n($xml);

        $key = openssl_get_privatekey('file://'.$this->getPrivateKeyPath(), $this->getPrivateKeyPassphrase());
        if ($key && openssl_sign($message, $signature, $key, OPENSSL_ALGO_SHA256)) {
            openssl_free_key($key);

            return base64_encode($signature);
        }

        $error = 'Invalid private key.';
        while ($msg = openssl_error_string()) {
            $error .= ' '.$msg;
        }

        throw new InvalidRequestException($error);
    }
public function generateSignature ( DOMNode $ xml ) { $ message = $ this -> c14n ( $ xml ) ; $ key = openssl_get_privatekey ( 'file://' . $ this -> getPrivateKeyPath ( ) , $ this -> getPrivateKeyPassphrase ( ) ) ; if ( $ key && openssl_sign ( $ message , $ signature , $ key , OPENSSL_ALGO_SHA256 ) ) { openssl_free_key ( $ key ) ; return base64_encode ( $ signature ) ; } $ error = 'Invalid private key.' ; while ( $ msg = openssl_error_string ( ) ) { $ error .= ' ' . $ msg ; } throw new InvalidRequestException ( $ error ) ; }
Generate RSA signature of SignedInfo element

@param DOMNode
@return string
Generate RSA signature of SignedInfo element