mirror of
https://github.com/the-djmaze/snappymail.git
synced 2026-08-25 18:19:22 +03:00
682 lines
17 KiB
PHP
682 lines
17 KiB
PHP
<?php
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/*
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* This file is part of MailSo.
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*
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* (c) 2014 Usenko Timur
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*
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* For the full copyright and license information, please view the LICENSE
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* file that was distributed with this source code.
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*/
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namespace MailSo\Smtp;
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/**
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* @category MailSo
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* @package Smtp
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*/
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class SmtpClient extends \MailSo\Net\NetClient
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{
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/**
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* @var bool
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*/
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private $bHelo;
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/**
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* @var bool
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*/
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private $bRcpt;
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/**
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* @var bool
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*/
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private $bMail;
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/**
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* @var bool
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*/
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private $bData;
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/**
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* @var array
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*/
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private $aAuthTypes;
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/**
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* @var array
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*/
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private $aCapa;
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/**
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* @var int
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*/
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private $iSizeCapaValue;
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/**
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* @var int
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*/
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private $iRequestTime;
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/**
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* @var array
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*/
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private $aResults;
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/**
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* @var bool
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*/
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public $__USE_SINGLE_LINE_AUTH_PLAIN_COMMAND = false;
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protected function __construct()
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{
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parent::__construct();
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$this->aAuthTypes = array();
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$this->iRequestTime = 0;
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$this->iSizeCapaValue = 0;
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$this->aResults = array();
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$this->aCapa = array();
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$this->bHelo = false;
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$this->bRcpt = false;
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$this->bMail = false;
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$this->bData = false;
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}
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public static function NewInstance() : self
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{
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return new self();
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}
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public function IsSupported(string $sCapa) : bool
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{
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return in_array(strtoupper($sCapa), $this->aCapa);
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}
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public function IsAuthSupported(string $sAuth) : bool
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{
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return in_array(strtoupper($sAuth), $this->aAuthTypes);
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}
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public function HasSupportedAuth() : bool
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{
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return $this->IsAuthSupported('PLAIN') || $this->IsAuthSupported('LOGIN');
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}
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public static function EhloHelper() : string
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{
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$sEhloHost = empty($_SERVER['SERVER_NAME']) ? '' : \trim($_SERVER['SERVER_NAME']);
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if (empty($sEhloHost))
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{
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$sEhloHost = empty($_SERVER['HTTP_HOST']) ? '' : \trim($_SERVER['HTTP_HOST']);
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}
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if (empty($sEhloHost))
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{
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$sEhloHost = \function_exists('gethostname') ? \gethostname() : 'localhost';
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}
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$sEhloHost = \trim(\preg_replace('/:\d+$/', '', \trim($sEhloHost)));
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if (\preg_match('/^\d+\.\d+\.\d+\.\d+$/', $sEhloHost))
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{
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$sEhloHost = '['.$sEhloHost.']';
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}
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return empty($sEhloHost) ? 'localhost' : $sEhloHost;
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}
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/**
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* @throws \MailSo\Base\Exceptions\InvalidArgumentException
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\ResponseException
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*/
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public function Connect(string $sServerName, int $iPort = 25,
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int $iSecurityType = \MailSo\Net\Enumerations\ConnectionSecurityType::AUTO_DETECT,
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bool $bVerifySsl = false, bool $bAllowSelfSigned = true,
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string $sClientCert = '', string $sEhloHost = '[127.0.0.1]') : void
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{
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$this->iRequestTime = microtime(true);
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parent::Connect($sServerName, $iPort, $iSecurityType, $bVerifySsl, $bAllowSelfSigned);
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$this->validateResponse(220);
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$this->preLoginStartTLSAndEhloProcess($sEhloHost);
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}
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/**
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* @throws \MailSo\Base\Exceptions\InvalidArgumentException
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Login(string $sLogin, string $sPassword, bool $bUseAuthPlainIfSupported = true, bool $bUseAuthCramMd5IfSupported = true) : self
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{
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$sLogin = \MailSo\Base\Utils::IdnToAscii(\MailSo\Base\Utils::Trim($sLogin));
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if ($bUseAuthCramMd5IfSupported && $this->IsAuthSupported('CRAM-MD5'))
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{
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try
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{
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$this->sendRequestWithCheck('AUTH', 334, 'CRAM-MD5');
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadMethodException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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$sTicket = '';
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$sContinuationResponse = !empty($this->aResults[0]) ? \trim($this->aResults[0]) : '';
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if ($sContinuationResponse && '334 ' === \substr($sContinuationResponse, 0, 4) && 0 < \strlen(\substr($sContinuationResponse, 4)))
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{
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$sTicket = @\base64_decode(\substr($sContinuationResponse, 4));
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$this->writeLogWithCrlf('ticket: '.$sTicket);
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}
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if (empty($sTicket))
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\NegativeResponseException(),
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\MailSo\Log\Enumerations\Type::NOTICE, true
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);
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}
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try
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{
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$this->sendRequestWithCheck(\base64_encode($sLogin.' '.\hash_hmac('md5', $sTicket, $sPassword)), 235, '', true);
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadCredentialsException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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}
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else if ($bUseAuthPlainIfSupported && $this->IsAuthSupported('PLAIN'))
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{
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if ($this->__USE_SINGLE_LINE_AUTH_PLAIN_COMMAND)
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{
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try
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{
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$this->sendRequestWithCheck('AUTH', 235, 'PLAIN '.\base64_encode("\0".$sLogin."\0".$sPassword), true);
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadCredentialsException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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}
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else
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{
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try
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{
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$this->sendRequestWithCheck('AUTH', 334, 'PLAIN');
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadMethodException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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try
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{
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$this->sendRequestWithCheck(\base64_encode("\0".$sLogin."\0".$sPassword), 235, '', true);
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadCredentialsException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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}
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}
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else if ($this->IsAuthSupported('LOGIN'))
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{
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try
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{
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$this->sendRequestWithCheck('AUTH', 334, 'LOGIN');
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadMethodException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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try
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{
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$this->sendRequestWithCheck(\base64_encode($sLogin), 334, '');
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$this->sendRequestWithCheck(\base64_encode($sPassword), 235, '', true);
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}
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catch (\MailSo\Smtp\Exceptions\NegativeResponseException $oException)
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadCredentialsException(
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$oException->GetResponses(), $oException->getMessage(), 0, $oException),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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}
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else
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{
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$this->writeLogException(
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new \MailSo\Smtp\Exceptions\LoginBadMethodException(),
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\MailSo\Log\Enumerations\Type::NOTICE, true);
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}
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function MailFrom(string $sFrom, string $sSizeIfSupported = '', bool $bDsn = false) : self
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{
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$sFrom = \MailSo\Base\Utils::IdnToAscii(
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\MailSo\Base\Utils::Trim($sFrom), true);
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$sCmd = 'FROM:<'.$sFrom.'>';
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$sSizeIfSupported = (string) $sSizeIfSupported;
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if (0 < \strlen($sSizeIfSupported) && \is_numeric($sSizeIfSupported) && $this->IsSupported('SIZE'))
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{
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$sCmd .= ' SIZE='.$sSizeIfSupported;
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}
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if ($bDsn && $this->IsSupported('DSN'))
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{
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$sCmd .= ' RET=HDRS';
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}
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$this->sendRequestWithCheck('MAIL', 250, $sCmd);
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$this->bMail = true;
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$this->bRcpt = false;
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$this->bData = false;
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Rcpt(string $sTo, bool $bDsn = false) : self
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{
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if (!$this->bMail)
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{
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$this->writeLogException(
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new Exceptions\RuntimeException('No sender reverse path has been supplied'),
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\MailSo\Log\Enumerations\Type::ERROR, true);
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}
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$sTo = \MailSo\Base\Utils::IdnToAscii(
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\MailSo\Base\Utils::Trim($sTo), true);
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$sCmd = 'TO:<'.$sTo.'>';
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if ($bDsn && $this->IsSupported('DSN'))
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{
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$sCmd .= ' NOTIFY=SUCCESS,FAILURE';
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}
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$this->sendRequestWithCheck(
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'RCPT', array(250, 251), $sCmd, false,
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'Failed to add recipient "'.$sTo.'"'
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);
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$this->bRcpt = true;
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function MailTo(string $sTo) : self
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{
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return $this->Rcpt($sTo);
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Data(string $sData) : self
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{
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if (!strlen(\trim($sData)))
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{
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throw new \MailSo\Base\Exceptions\InvalidArgumentException();
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}
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$rDataStream = \MailSo\Base\ResourceRegistry::CreateMemoryResourceFromString($sData);
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unset($sData);
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$this->DataWithStream($rDataStream);
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\MailSo\Base\ResourceRegistry::CloseMemoryResource($rDataStream);
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return $this;
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}
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/**
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* @param resource $rDataStream
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*
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* @throws \MailSo\Base\Exceptions\InvalidArgumentException
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function DataWithStream($rDataStream) : self
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{
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if (!\is_resource($rDataStream))
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{
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throw new \MailSo\Base\Exceptions\InvalidArgumentException();
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}
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if (!$this->bRcpt)
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{
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$this->writeLogException(
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new Exceptions\RuntimeException('No recipient forward path has been supplied'),
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\MailSo\Log\Enumerations\Type::ERROR, true);
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}
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$this->sendRequestWithCheck('DATA', 354);
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$this->writeLog('Message data.', \MailSo\Log\Enumerations\Type::NOTE);
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$this->bRunningCallback = true;
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while (!\feof($rDataStream))
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{
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$sBuffer = \fgets($rDataStream);
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if (false !== $sBuffer)
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{
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if (0 === \strpos($sBuffer, '.'))
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{
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$sBuffer = '.'.$sBuffer;
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}
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$this->sendRaw(\rtrim($sBuffer, "\r\n"), false);
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\MailSo\Base\Utils::ResetTimeLimit();
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continue;
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}
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else if (!\feof($rDataStream))
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{
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$this->writeLogException(
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new Exceptions\RuntimeException('Cannot read input resource'),
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\MailSo\Log\Enumerations\Type::ERROR, true);
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}
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break;
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}
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$this->sendRequestWithCheck('.', 250);
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$this->bRunningCallback = false;
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$this->bData = true;
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Rset() : self
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{
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$this->sendRequestWithCheck('RSET', array(250, 220));
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$this->bMail = false;
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$this->bRcpt = false;
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$this->bData = false;
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Vrfy(string $sUser) : self
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{
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$sUser = \MailSo\Base\Utils::IdnToAscii(
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\MailSo\Base\Utils::Trim($sUser));
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$this->sendRequestWithCheck('VRFY', array(250, 251, 252), $sUser);
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Noop() : self
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{
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$this->sendRequestWithCheck('NOOP', 250);
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return $this;
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}
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/**
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* @throws \MailSo\Net\Exceptions\Exception
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* @throws \MailSo\Smtp\Exceptions\Exception
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*/
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public function Logout() : self
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{
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if ($this->IsConnected())
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{
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$this->sendRequestWithCheck('QUIT', 221);
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}
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$this->bHelo = false;
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$this->bMail = false;
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$this->bRcpt = false;
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$this->bData = false;
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return $this;
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}
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private function preLoginStartTLSAndEhloProcess(string $sEhloHost) : void
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{
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if ($this->bHelo)
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{
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$this->writeLogException(
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new Exceptions\RuntimeException('Cannot issue EHLO/HELO to existing session'),
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\MailSo\Log\Enumerations\Type::ERROR, true);
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}
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$this->ehloOrHelo($sEhloHost);
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if (\MailSo\Net\Enumerations\ConnectionSecurityType::UseStartTLS(
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$this->IsSupported('STARTTLS'), $this->iSecurityType, $this->HasSupportedAuth()))
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{
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$this->sendRequestWithCheck('STARTTLS', 220);
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$this->EnableCrypto();
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$this->ehloOrHelo($sEhloHost);
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}
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else if (\MailSo\Net\Enumerations\ConnectionSecurityType::STARTTLS === $this->iSecurityType)
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{
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$this->writeLogException(
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new \MailSo\Net\Exceptions\SocketUnsuppoterdSecureConnectionException('STARTTLS is not supported'),
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\MailSo\Log\Enumerations\Type::ERROR, true);
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}
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$this->bHelo = true;
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}
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|
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/**
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* @throws \MailSo\Base\Exceptions\InvalidArgumentException
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* @throws \MailSo\Net\Exceptions\Exception
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*/
|
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private function sendRequest(string $sCommand, string $sAddToCommand = '', bool $bSecureLog = false) : void
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{
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if (!strlen(\trim($sCommand)))
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{
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$this->writeLogException(
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new \MailSo\Base\Exceptions\InvalidArgumentException(),
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\MailSo\Log\Enumerations\Type::ERROR, true);
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}
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$this->IsConnected(true);
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$sCommand = \trim($sCommand);
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$sRealCommand = $sCommand.(0 === \strlen($sAddToCommand) ? '' : ' '.$sAddToCommand);
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$sFakeCommand = ($bSecureLog) ? '********' : '';
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$this->iRequestTime = \microtime(true);
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$this->sendRaw($sRealCommand, true, $sFakeCommand);
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}
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|
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/**
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* @throws \MailSo\Base\Exceptions\InvalidArgumentException
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|
* @throws \MailSo\Net\Exceptions\Exception
|
|
* @throws \MailSo\Smtp\Exceptions\Exception
|
|
*/
|
|
private function sendRequestWithCheck(string $sCommand, $mExpectCode, string $sAddToCommand = '', bool $bSecureLog = false, string $sErrorPrefix = '') : void
|
|
{
|
|
$this->sendRequest($sCommand, $sAddToCommand, $bSecureLog);
|
|
$this->validateResponse($mExpectCode, $sErrorPrefix);
|
|
}
|
|
|
|
private function ehloOrHelo(string $sHost) : void
|
|
{
|
|
try
|
|
{
|
|
$this->ehlo($sHost);
|
|
}
|
|
catch (\Throwable $oException)
|
|
{
|
|
try
|
|
{
|
|
$this->helo($sHost);
|
|
}
|
|
catch (\Throwable $oException)
|
|
{
|
|
throw $oException;
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @throws \MailSo\Net\Exceptions\Exception
|
|
* @throws \MailSo\Smtp\Exceptions\Exception
|
|
*/
|
|
private function ehlo($sHost) : void
|
|
{
|
|
$this->sendRequestWithCheck('EHLO', 250, $sHost);
|
|
|
|
foreach ($this->aResults as $sLine)
|
|
{
|
|
$aMatch = array();
|
|
if (\preg_match('/[\d]+[ \-](.+)$/', $sLine, $aMatch) && isset($aMatch[1]) && 0 < \strlen($aMatch[1]))
|
|
{
|
|
$sLine = \trim($aMatch[1]);
|
|
$aLine = \preg_split('/[ =]/', $sLine, 2);
|
|
if (\is_array($aLine) && 0 < \count($aLine) && !empty($aLine[0]))
|
|
{
|
|
$sCapa = \strtoupper($aLine[0]);
|
|
if (('AUTH' === $sCapa || 'SIZE' === $sCapa) && !empty($aLine[1]))
|
|
{
|
|
$sSubLine = \trim(\strtoupper($aLine[1]));
|
|
if (0 < \strlen($sSubLine))
|
|
{
|
|
if ('AUTH' === $sCapa)
|
|
{
|
|
$this->aAuthTypes = \explode(' ', $sSubLine);
|
|
}
|
|
else if ('SIZE' === $sCapa && \is_numeric($sSubLine))
|
|
{
|
|
$this->iSizeCapaValue = (int) $sSubLine;
|
|
}
|
|
}
|
|
}
|
|
|
|
$this->aCapa[] = $sCapa;
|
|
}
|
|
}
|
|
}
|
|
}
|
|
|
|
/**
|
|
* @throws \MailSo\Net\Exceptions\Exception
|
|
* @throws \MailSo\Smtp\Exceptions\Exception
|
|
*/
|
|
private function helo(string $sHost) : void
|
|
{
|
|
$this->sendRequestWithCheck('HELO', 250, $sHost);
|
|
$this->aAuthTypes = array();
|
|
$this->iSizeCapaValue = 0;
|
|
$this->aCapa = array();
|
|
}
|
|
|
|
/**
|
|
* @throws \MailSo\Smtp\Exceptions\ResponseException
|
|
*/
|
|
private function validateResponse($mExpectCode, string $sErrorPrefix = '') : void
|
|
{
|
|
if (!\is_array($mExpectCode))
|
|
{
|
|
$mExpectCode = array((int) $mExpectCode);
|
|
}
|
|
else
|
|
{
|
|
$mExpectCode = \array_map('intval', $mExpectCode);
|
|
}
|
|
|
|
$aParts = array('', '', '');
|
|
$this->aResults = array();
|
|
do
|
|
{
|
|
$this->getNextBuffer();
|
|
$aParts = \preg_split('/([\s\-]+)/', $this->sResponseBuffer, 2, PREG_SPLIT_DELIM_CAPTURE);
|
|
|
|
if (\is_array($aParts) && 3 === \count($aParts) && \is_numeric($aParts[0]))
|
|
{
|
|
if ('-' !== \substr($aParts[1], 0, 1) && !\in_array((int) $aParts[0], $mExpectCode))
|
|
{
|
|
$this->writeLogException(
|
|
new Exceptions\NegativeResponseException($this->aResults,
|
|
('' === $sErrorPrefix ? '' : $sErrorPrefix.': ').\trim(
|
|
(0 < \count($this->aResults) ? \implode("\r\n", $this->aResults)."\r\n" : '').
|
|
$this->sResponseBuffer)), \MailSo\Log\Enumerations\Type::ERROR, true);
|
|
}
|
|
}
|
|
else
|
|
{
|
|
$this->writeLogException(
|
|
new Exceptions\ResponseException($this->aResults,
|
|
('' === $sErrorPrefix ? '' : $sErrorPrefix.': ').\trim(
|
|
(0 < \count($this->aResults) ? \implode("\r\n", $this->aResults)."\r\n" : '').
|
|
$this->sResponseBuffer)), \MailSo\Log\Enumerations\Type::ERROR, true);
|
|
}
|
|
|
|
$this->aResults[] = $this->sResponseBuffer;
|
|
}
|
|
while ('-' === \substr($aParts[1], 0, 1));
|
|
|
|
$this->writeLog((microtime(true) - $this->iRequestTime),
|
|
\MailSo\Log\Enumerations\Type::TIME);
|
|
}
|
|
|
|
protected function getLogName() : string
|
|
{
|
|
return 'SMTP';
|
|
}
|
|
|
|
}
|