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<?php
namespace Laminas\Mail\Protocol\Smtp\Auth;
use Laminas\Mail\Protocol\Smtp;
use Laminas\Mail\Protocol\Xoauth2\Xoauth2 as Xoauth2AuthEncoder;
use function array_replace_recursive;
use function is_array;
/**
* Performs Xoauth2 authentication
*
* @psalm-suppress PropertyNotSetInConstructor
*/
final class Xoauth2 extends Smtp
{
/**
* SMTP username
*
* @var string
*/
protected $username;
/**
* Xoauth2 access token
*
* @var string
*/
protected $accessToken;
/**
* @param string|array $host (Default: 127.0.0.1)
* @param int|null $port (Default: null)
* @param array|null $config Auth-specific parameters
*/
public function __construct($host = '127.0.0.1', $port = null, ?array $config = null)
{
// Did we receive a configuration array?
$origConfig = $config;
if (is_array($host)) {
// Merge config array with principal array, if provided
if (is_array($config)) {
$config = array_replace_recursive($host, $config);
} else {
$config = $host;
}
}
if (is_array($config)) {
if (isset($config['username'])) {
$this->setUsername((string) $config['username']);
}
if (isset($config['access_token'])) {
$this->setAccessToken((string) $config['access_token']);
}
}
// Call parent with original arguments
parent::__construct($host, $port, $origConfig);
}
/**
* Perform XOAUTH2 authentication with supplied credentials
*
* @return void
*/
public function auth()
{
// Ensure AUTH has not already been initiated.
parent::auth();
$this->_send('AUTH XOAUTH2');
$this->_expect('334');
$this->_send(Xoauth2AuthEncoder::encodeXoauth2Sasl($this->getUsername(), $this->getAccessToken()));
$this->_expect('235');
$this->auth = true;
}
/**
* Set value for username
*
* @param string $username
* @return Xoauth2
*/
public function setUsername($username)
{
$this->username = $username;
return $this;
}
/**
* Get username
*
* @return string
*/
public function getUsername()
{
return $this->username;
}
/**
* Set value for access token
*
* @param string $token
* @return Xoauth2
*/
public function setAccessToken($token)
{
$this->accessToken = $token;
return $this;
}
/**
* Get access token
*
* @return string
*/
public function getAccessToken()
{
return $this->accessToken;
}
}