✏️ Editing: Wsse.php

<?php

namespace Http\Message\Authentication;

use Http\Message\Authentication;
use Psr\Http\Message\RequestInterface;

/**
 * Authenticate a PSR-7 Request using WSSE.
 *
 * @author Márk Sági-Kazár <mark.sagikazar@gmail.com>
 */
final class Wsse implements Authentication
{
    /**
     * @var string
     */
    private $username;

/**
     * @var string
     */
    private $password;

/**
     * @param string $username
     * @param string $password
     */
    public function __construct($username, $password)
    {
        $this->username = $username;
        $this->password = $password;
    }

/**
     * {@inheritdoc}
     */
    public function authenticate(RequestInterface $request)
    {
        // TODO: generate better nonce?
        $nonce = substr(md5(uniqid(uniqid().'_', true)), 0, 16);
        $created = date('c');
        $digest = base64_encode(sha1(base64_decode($nonce).$created.$this->password, true));

$wsse = sprintf(
            'UsernameToken Username="%s", PasswordDigest="%s", Nonce="%s", Created="%s"',
            $this->username,
            $digest,
            $nonce,
            $created
        );

return $request
            ->withHeader('Authorization', 'WSSE profile="UsernameToken"')
            ->withHeader('X-WSSE', $wsse)
        ;
    }
}

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