duoshuo/php-cassandra

<?php
namespace Cassandra\Request;
use Cassandra\Protocol\Frame;

class AuthResponse extends Request{
    
    protected $opcode = Frame::OPCODE_AUTH_RESPONSE;
    
    /**
     * 
     * @var string
     */
    protected $_username;
    
    /**
     *
     * @var string
     */
    protected $_password;
    
    /**
     * CREDENTIALS
     *
     * Provides credentials information for the purpose of identification. This
     * message comes as a response to an AUTHENTICATE message from the server, but
     * can be use later in the communication to change the authentication
     * information.
     *
     * The body is a list of key/value informations. It is a [short] n, followed by n
     * pair of [string]. These key/value pairs are passed as is to the Cassandra
     * IAuthenticator and thus the detail of which informations is needed depends on
     * that authenticator.
     *
     * The response to a CREDENTIALS is a READY message (or an ERROR message).
     *
     * @param string $username
     * @param string $password
     */
    public function __construct($username, $password) {
        $this->_username = $username;
        $this->_password = $password;
    }
    
    public function getBody(){
        $body = pack('C', 0);
        $body .= $this->_username;
        $body .= pack('C', 0);
        $body .= $this->_password;
        
        return pack('N', strlen($body)) . $body;
    }
    
}