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<?php |
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declare(strict_types=1); |
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namespace Genkgo\Mail\Protocol\Smtp\Negotiation; |
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use Genkgo\Mail\Exception\SmtpAuthenticationException; |
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use Genkgo\Mail\Protocol\Smtp\Client; |
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use Genkgo\Mail\Protocol\Smtp\NegotiationInterface; |
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use Genkgo\Mail\Protocol\Smtp\Request\AuthLoginCommand; |
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use Genkgo\Mail\Protocol\Smtp\Request\AuthLoginPasswordRequest; |
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use Genkgo\Mail\Protocol\Smtp\Request\AuthLoginUsernameRequest; |
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use Genkgo\Mail\Protocol\Smtp\Request\AuthPlainCommand; |
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use Genkgo\Mail\Protocol\Smtp\Request\AuthPlainCredentialsRequest; |
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use Genkgo\Mail\Protocol\Smtp\Request\EhloCommand; |
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use Genkgo\Mail\Protocol\Smtp\Response\EhloResponse; |
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final class AuthNegotiation implements NegotiationInterface |
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{ |
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/** |
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* @var string |
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*/ |
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private $ehlo; |
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/** |
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* @var int |
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*/ |
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private $method; |
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/** |
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* @var string |
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*/ |
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private $username; |
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/** |
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* @var string |
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*/ |
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private $password; |
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/** |
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* @param int $method |
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* @param string $username |
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* @param string $password |
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*/ |
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public function __construct(string $ehlo, int $method, string $username, string $password) |
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{ |
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$this->ehlo = $ehlo; |
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$this->method = $method; |
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$this->username = $username; |
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$this->password = $password; |
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} |
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/** |
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* @param Client $client |
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* @throws SmtpAuthenticationException |
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*/ |
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public function negotiate(Client $client): void |
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{ |
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$method = $this->method; |
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if ($method === Client::AUTH_AUTO) { |
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$reply = $client->request(new EhloCommand($this->ehlo)); |
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$reply->assertCompleted(); |
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$ehloResponse = new EhloResponse($reply); |
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$options = [ |
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'AUTH PLAIN' => Client::AUTH_PLAIN, |
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'AUTH LOGIN' => Client::AUTH_LOGIN |
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]; |
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foreach ($options as $capability => $auth) { |
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if ($ehloResponse->isAdvertising($capability)) { |
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$method = $auth; |
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} |
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} |
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if ($method === Client::AUTH_AUTO) { |
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throw new SmtpAuthenticationException( |
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'SMTP server does not advertise one the supported AUTH methods (AUTH PLAIN / AUTH LOGIN)' |
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); |
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} |
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} |
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switch ($method) { |
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case Client::AUTH_PLAIN: |
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$client |
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->request(new AuthPlainCommand()) |
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->assertIntermediate() |
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->request( |
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new AuthPlainCredentialsRequest( |
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$this->username, |
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$this->password |
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) |
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) |
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->assertCompleted(); |
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break; |
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case Client::AUTH_LOGIN: |
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$client |
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->request(new AuthLoginCommand()) |
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->assertIntermediate() |
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->request( |
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new AuthLoginUsernameRequest( |
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$this->username |
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) |
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) |
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->assertIntermediate() |
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->request( |
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new AuthLoginPasswordRequest( |
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$this->password |
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) |
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) |
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->assertCompleted(); |
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break; |
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} |
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4 |
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} |
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} |
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genkgo /
mail
