Update PHPMailer
Anonymous Contributor
parent
94e8b2e6af
commit
406cdcce31
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@ -0,0 +1,247 @@
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<?php
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/**
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* PHPMailer - PHP email creation and transport class.
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* PHP Version 5.5.
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*
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* @see https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
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*
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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* @copyright 2012 - 2023 Marcus Bointon
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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* @note This program is distributed in the hope that it will be useful - WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*/
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namespace PHPMailer\PHPMailer;
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/**
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* Configure PHPMailer with DSN string.
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*
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* @see https://en.wikipedia.org/wiki/Data_source_name
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*
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* @author Oleg Voronkovich <oleg-voronkovich@yandex.ru>
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*/
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class DSNConfigurator
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{
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/**
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* Create new PHPMailer instance configured by DSN.
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*
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* @param string $dsn DSN
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* @param bool $exceptions Should we throw external exceptions?
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*
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* @return PHPMailer
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*/
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public static function mailer($dsn, $exceptions = null)
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{
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static $configurator = null;
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if (null === $configurator) {
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$configurator = new DSNConfigurator();
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}
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return $configurator->configure(new PHPMailer($exceptions), $dsn);
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}
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/**
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* Configure PHPMailer instance with DSN string.
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*
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* @param PHPMailer $mailer PHPMailer instance
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* @param string $dsn DSN
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*
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* @return PHPMailer
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*/
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public function configure(PHPMailer $mailer, $dsn)
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{
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$config = $this->parseDSN($dsn);
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$this->applyConfig($mailer, $config);
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return $mailer;
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}
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/**
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* Parse DSN string.
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*
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* @param string $dsn DSN
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*
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* @throws Exception If DSN is malformed
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*
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* @return array Configuration
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*/
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private function parseDSN($dsn)
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{
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$config = $this->parseUrl($dsn);
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if (false === $config || !isset($config['scheme']) || !isset($config['host'])) {
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throw new Exception(
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sprintf('Malformed DSN: "%s".', $dsn)
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);
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}
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if (isset($config['query'])) {
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parse_str($config['query'], $config['query']);
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}
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return $config;
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}
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/**
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* Apply configuration to mailer.
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*
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* @param PHPMailer $mailer PHPMailer instance
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* @param array $config Configuration
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*
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* @throws Exception If scheme is invalid
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*/
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private function applyConfig(PHPMailer $mailer, $config)
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{
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switch ($config['scheme']) {
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case 'mail':
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$mailer->isMail();
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break;
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case 'sendmail':
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$mailer->isSendmail();
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break;
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case 'qmail':
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$mailer->isQmail();
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break;
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case 'smtp':
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case 'smtps':
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$mailer->isSMTP();
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$this->configureSMTP($mailer, $config);
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break;
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default:
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throw new Exception(
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sprintf(
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'Invalid scheme: "%s". Allowed values: "mail", "sendmail", "qmail", "smtp", "smtps".',
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$config['scheme']
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)
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);
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}
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if (isset($config['query'])) {
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$this->configureOptions($mailer, $config['query']);
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}
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}
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/**
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* Configure SMTP.
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*
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* @param PHPMailer $mailer PHPMailer instance
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* @param array $config Configuration
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*/
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private function configureSMTP($mailer, $config)
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{
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$isSMTPS = 'smtps' === $config['scheme'];
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if ($isSMTPS) {
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$mailer->SMTPSecure = PHPMailer::ENCRYPTION_STARTTLS;
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}
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$mailer->Host = $config['host'];
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if (isset($config['port'])) {
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$mailer->Port = $config['port'];
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} elseif ($isSMTPS) {
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$mailer->Port = SMTP::DEFAULT_SECURE_PORT;
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}
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$mailer->SMTPAuth = isset($config['user']) || isset($config['pass']);
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if (isset($config['user'])) {
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$mailer->Username = $config['user'];
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}
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if (isset($config['pass'])) {
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$mailer->Password = $config['pass'];
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}
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}
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/**
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* Configure options.
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*
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* @param PHPMailer $mailer PHPMailer instance
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* @param array $options Options
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*
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* @throws Exception If option is unknown
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*/
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private function configureOptions(PHPMailer $mailer, $options)
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{
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$allowedOptions = get_object_vars($mailer);
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unset($allowedOptions['Mailer']);
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unset($allowedOptions['SMTPAuth']);
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unset($allowedOptions['Username']);
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unset($allowedOptions['Password']);
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unset($allowedOptions['Hostname']);
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unset($allowedOptions['Port']);
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unset($allowedOptions['ErrorInfo']);
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$allowedOptions = \array_keys($allowedOptions);
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foreach ($options as $key => $value) {
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if (!in_array($key, $allowedOptions)) {
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throw new Exception(
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sprintf(
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'Unknown option: "%s". Allowed values: "%s"',
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$key,
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implode('", "', $allowedOptions)
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)
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);
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}
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switch ($key) {
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case 'AllowEmpty':
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case 'SMTPAutoTLS':
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case 'SMTPKeepAlive':
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case 'SingleTo':
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case 'UseSendmailOptions':
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case 'do_verp':
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case 'DKIM_copyHeaderFields':
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$mailer->$key = (bool) $value;
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break;
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case 'Priority':
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case 'SMTPDebug':
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case 'WordWrap':
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$mailer->$key = (int) $value;
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break;
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default:
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$mailer->$key = $value;
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break;
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}
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}
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}
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/**
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* Parse a URL.
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* Wrapper for the built-in parse_url function to work around a bug in PHP 5.5.
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*
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* @param string $url URL
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*
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* @return array|false
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*/
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protected function parseUrl($url)
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{
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if (\PHP_VERSION_ID >= 50600 || false === strpos($url, '?')) {
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return parse_url($url);
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}
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$chunks = explode('?', $url);
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if (is_array($chunks)) {
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$result = parse_url($chunks[0]);
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if (is_array($result)) {
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$result['query'] = $chunks[1];
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}
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return $result;
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}
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return false;
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}
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}
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@ -1,4 +1,5 @@
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<?php
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/**
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* PHPMailer Exception class.
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* PHP Version 5.5.
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@ -9,7 +10,7 @@
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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* @copyright 2012 - 2017 Marcus Bointon
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* @copyright 2012 - 2020 Marcus Bointon
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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@ -18,6 +19,8 @@
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* FITNESS FOR A PARTICULAR PURPOSE.
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*/
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namespace PHPMailer\PHPMailer;
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/**
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* PHPMailer exception handler.
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*
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@ -32,6 +35,6 @@ class Exception extends \Exception
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*/
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public function errorMessage()
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{
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return '<strong>' . htmlspecialchars($this->getMessage()) . "</strong><br />\n";
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return '<strong>' . htmlspecialchars($this->getMessage(), ENT_COMPAT | ENT_HTML401) . "</strong><br />\n";
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}
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}
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@ -1,4 +1,5 @@
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<?php
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/**
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* PHPMailer - PHP email creation and transport class.
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* PHP Version 5.5.
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@ -9,7 +10,7 @@
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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* @copyright 2012 - 2015 Marcus Bointon
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* @copyright 2012 - 2020 Marcus Bointon
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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@ -18,6 +19,8 @@
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* FITNESS FOR A PARTICULAR PURPOSE.
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*/
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namespace PHPMailer\PHPMailer;
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use League\OAuth2\Client\Grant\RefreshToken;
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use League\OAuth2\Client\Provider\AbstractProvider;
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use League\OAuth2\Client\Token\AccessToken;
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@ -30,7 +33,7 @@ use League\OAuth2\Client\Token\AccessToken;
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*
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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*/
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class OAuth
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class OAuth implements OAuthTokenProvider
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{
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/**
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* An instance of the League OAuth Client Provider.
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@ -120,7 +123,7 @@ class OAuth
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*/
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public function getOauth64()
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{
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// Get a new token if it's not available or has expired
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//Get a new token if it's not available or has expired
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if (null === $this->oauthToken || $this->oauthToken->hasExpired()) {
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$this->oauthToken = $this->getToken();
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}
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@ -0,0 +1,44 @@
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<?php
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/**
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* PHPMailer - PHP email creation and transport class.
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* PHP Version 5.5.
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*
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* @see https://github.com/PHPMailer/PHPMailer/ The PHPMailer GitHub project
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*
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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* @copyright 2012 - 2020 Marcus Bointon
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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* @note This program is distributed in the hope that it will be useful - WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE.
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*/
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namespace PHPMailer\PHPMailer;
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/**
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* OAuthTokenProvider - OAuth2 token provider interface.
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* Provides base64 encoded OAuth2 auth strings for SMTP authentication.
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*
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* @see OAuth
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* @see SMTP::authenticate()
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*
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* @author Peter Scopes (pdscopes)
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* @author Marcus Bointon (Synchro/coolbru) <phpmailer@synchromedia.co.uk>
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*/
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interface OAuthTokenProvider
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{
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/**
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* Generate a base64-encoded OAuth token ensuring that the access token has not expired.
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* The string to be base 64 encoded should be in the form:
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* "user=<user_email_address>\001auth=Bearer <access_token>\001\001"
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*
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* @return string
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*/
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public function getOauth64();
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}
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File diff suppressed because it is too large
Load Diff
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@ -1,4 +1,5 @@
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<?php
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/**
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* PHPMailer POP-Before-SMTP Authentication Class.
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* PHP Version 5.5.
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@ -9,7 +10,7 @@
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* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
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* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
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* @author Brent R. Matzelle (original founder)
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* @copyright 2012 - 2019 Marcus Bointon
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* @copyright 2012 - 2020 Marcus Bointon
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* @copyright 2010 - 2012 Jim Jagielski
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* @copyright 2004 - 2009 Andy Prevost
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* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
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@ -18,6 +19,8 @@
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* FITNESS FOR A PARTICULAR PURPOSE.
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*/
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namespace PHPMailer\PHPMailer;
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/**
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* PHPMailer POP-Before-SMTP Authentication Class.
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* Specifically for PHPMailer to use for RFC1939 POP-before-SMTP authentication.
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@ -43,7 +46,7 @@ class POP3
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*
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* @var string
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*/
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const VERSION = '6.1.5';
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const VERSION = '6.8.0';
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/**
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* Default POP3 port number.
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@ -60,12 +63,16 @@ class POP3
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const DEFAULT_TIMEOUT = 30;
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/**
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* Debug display level.
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* Options: 0 = no, 1+ = yes.
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* POP3 class debug output mode.
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* Debug output level.
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* Options:
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* @see POP3::DEBUG_OFF: No output
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* @see POP3::DEBUG_SERVER: Server messages, connection/server errors
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* @see POP3::DEBUG_CLIENT: Client and Server messages, connection/server errors
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*
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* @var int
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*/
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public $do_debug = 0;
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public $do_debug = self::DEBUG_OFF;
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/**
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* POP3 mail server hostname.
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@ -128,6 +135,28 @@ class POP3
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*/
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const LE = "\r\n";
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/**
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* Debug level for no output.
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*
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* @var int
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*/
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const DEBUG_OFF = 0;
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/**
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* Debug level to show server -> client messages
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* also shows clients connection errors or errors from server
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*
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* @var int
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*/
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const DEBUG_SERVER = 1;
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/**
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* Debug level to show client -> server and server -> client messages.
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*
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* @var int
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*/
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const DEBUG_CLIENT = 2;
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/**
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* Simple static wrapper for all-in-one POP before SMTP.
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*
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@ -170,13 +199,13 @@ class POP3
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public function authorise($host, $port = false, $timeout = false, $username = '', $password = '', $debug_level = 0)
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{
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$this->host = $host;
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// If no port value provided, use default
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//If no port value provided, use default
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if (false === $port) {
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$this->port = static::DEFAULT_PORT;
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} else {
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$this->port = (int) $port;
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}
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// If no timeout value provided, use default
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//If no timeout value provided, use default
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if (false === $timeout) {
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$this->tval = static::DEFAULT_TIMEOUT;
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} else {
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@ -185,9 +214,9 @@ class POP3
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$this->do_debug = $debug_level;
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$this->username = $username;
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$this->password = $password;
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// Reset the error log
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//Reset the error log
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$this->errors = [];
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// connect
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//Connect
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$result = $this->connect($this->host, $this->port, $this->tval);
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if ($result) {
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$login_result = $this->login($this->username, $this->password);
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@ -197,7 +226,7 @@ class POP3
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return true;
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}
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}
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// We need to disconnect regardless of whether the login succeeded
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//We need to disconnect regardless of whether the login succeeded
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$this->disconnect();
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return false;
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@ -214,7 +243,7 @@ class POP3
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*/
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public function connect($host, $port = false, $tval = 30)
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{
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// Are we already connected?
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//Are we already connected?
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if ($this->connected) {
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return true;
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}
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@ -227,22 +256,22 @@ class POP3
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$port = static::DEFAULT_PORT;
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}
|
||||
|
||||
// connect to the POP3 server
|
||||
//Connect to the POP3 server
|
||||
$errno = 0;
|
||||
$errstr = '';
|
||||
$this->pop_conn = fsockopen(
|
||||
$host, // POP3 Host
|
||||
$port, // Port #
|
||||
$errno, // Error Number
|
||||
$errstr, // Error Message
|
||||
$host, //POP3 Host
|
||||
$port, //Port #
|
||||
$errno, //Error Number
|
||||
$errstr, //Error Message
|
||||
$tval
|
||||
); // Timeout (seconds)
|
||||
// Restore the error handler
|
||||
); //Timeout (seconds)
|
||||
//Restore the error handler
|
||||
restore_error_handler();
|
||||
|
||||
// Did we connect?
|
||||
//Did we connect?
|
||||
if (false === $this->pop_conn) {
|
||||
// It would appear not...
|
||||
//It would appear not...
|
||||
$this->setError(
|
||||
"Failed to connect to server $host on port $port. errno: $errno; errstr: $errstr"
|
||||
);
|
||||
|
|
@ -250,14 +279,14 @@ class POP3
|
|||
return false;
|
||||
}
|
||||
|
||||
// Increase the stream time-out
|
||||
//Increase the stream time-out
|
||||
stream_set_timeout($this->pop_conn, $tval, 0);
|
||||
|
||||
// Get the POP3 server response
|
||||
//Get the POP3 server response
|
||||
$pop3_response = $this->getResponse();
|
||||
// Check for the +OK
|
||||
//Check for the +OK
|
||||
if ($this->checkResponse($pop3_response)) {
|
||||
// The connection is established and the POP3 server is talking
|
||||
//The connection is established and the POP3 server is talking
|
||||
$this->connected = true;
|
||||
|
||||
return true;
|
||||
|
|
@ -279,6 +308,7 @@ class POP3
|
|||
{
|
||||
if (!$this->connected) {
|
||||
$this->setError('Not connected to POP3 server');
|
||||
return false;
|
||||
}
|
||||
if (empty($username)) {
|
||||
$username = $this->username;
|
||||
|
|
@ -287,11 +317,11 @@ class POP3
|
|||
$password = $this->password;
|
||||
}
|
||||
|
||||
// Send the Username
|
||||
//Send the Username
|
||||
$this->sendString("USER $username" . static::LE);
|
||||
$pop3_response = $this->getResponse();
|
||||
if ($this->checkResponse($pop3_response)) {
|
||||
// Send the Password
|
||||
//Send the Password
|
||||
$this->sendString("PASS $password" . static::LE);
|
||||
$pop3_response = $this->getResponse();
|
||||
if ($this->checkResponse($pop3_response)) {
|
||||
|
|
@ -307,7 +337,21 @@ class POP3
|
|||
*/
|
||||
public function disconnect()
|
||||
{
|
||||
$this->sendString('QUIT');
|
||||
// If could not connect at all, no need to disconnect
|
||||
if ($this->pop_conn === false) {
|
||||
return;
|
||||
}
|
||||
|
||||
$this->sendString('QUIT' . static::LE);
|
||||
|
||||
// RFC 1939 shows POP3 server sending a +OK response to the QUIT command.
|
||||
// Try to get it. Ignore any failures here.
|
||||
try {
|
||||
$this->getResponse();
|
||||
} catch (Exception $e) {
|
||||
//Do nothing
|
||||
}
|
||||
|
||||
//The QUIT command may cause the daemon to exit, which will kill our connection
|
||||
//So ignore errors here
|
||||
try {
|
||||
|
|
@ -315,6 +359,10 @@ class POP3
|
|||
} catch (Exception $e) {
|
||||
//Do nothing
|
||||
}
|
||||
|
||||
// Clean up attributes.
|
||||
$this->connected = false;
|
||||
$this->pop_conn = false;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -327,7 +375,7 @@ class POP3
|
|||
protected function getResponse($size = 128)
|
||||
{
|
||||
$response = fgets($this->pop_conn, $size);
|
||||
if ($this->do_debug >= 1) {
|
||||
if ($this->do_debug >= self::DEBUG_SERVER) {
|
||||
echo 'Server -> Client: ', $response;
|
||||
}
|
||||
|
||||
|
|
@ -344,7 +392,7 @@ class POP3
|
|||
protected function sendString($string)
|
||||
{
|
||||
if ($this->pop_conn) {
|
||||
if ($this->do_debug >= 2) { //Show client messages when debug >= 2
|
||||
if ($this->do_debug >= self::DEBUG_CLIENT) { //Show client messages when debug >= 2
|
||||
echo 'Client -> Server: ', $string;
|
||||
}
|
||||
|
||||
|
|
@ -382,7 +430,7 @@ class POP3
|
|||
protected function setError($error)
|
||||
{
|
||||
$this->errors[] = $error;
|
||||
if ($this->do_debug >= 1) {
|
||||
if ($this->do_debug >= self::DEBUG_SERVER) {
|
||||
echo '<pre>';
|
||||
foreach ($this->errors as $e) {
|
||||
print_r($e);
|
||||
|
|
|
|||
|
|
@ -1,4 +1,5 @@
|
|||
<?php
|
||||
|
||||
/**
|
||||
* PHPMailer RFC821 SMTP email transport class.
|
||||
* PHP Version 5.5.
|
||||
|
|
@ -9,7 +10,7 @@
|
|||
* @author Jim Jagielski (jimjag) <jimjag@gmail.com>
|
||||
* @author Andy Prevost (codeworxtech) <codeworxtech@users.sourceforge.net>
|
||||
* @author Brent R. Matzelle (original founder)
|
||||
* @copyright 2012 - 2019 Marcus Bointon
|
||||
* @copyright 2012 - 2020 Marcus Bointon
|
||||
* @copyright 2010 - 2012 Jim Jagielski
|
||||
* @copyright 2004 - 2009 Andy Prevost
|
||||
* @license http://www.gnu.org/copyleft/lesser.html GNU Lesser General Public License
|
||||
|
|
@ -18,6 +19,8 @@
|
|||
* FITNESS FOR A PARTICULAR PURPOSE.
|
||||
*/
|
||||
|
||||
namespace PHPMailer\PHPMailer;
|
||||
|
||||
/**
|
||||
* PHPMailer RFC821 SMTP email transport class.
|
||||
* Implements RFC 821 SMTP commands and provides some utility methods for sending mail to an SMTP server.
|
||||
|
|
@ -32,7 +35,7 @@ class SMTP
|
|||
*
|
||||
* @var string
|
||||
*/
|
||||
const VERSION = '6.1.5';
|
||||
const VERSION = '6.8.0';
|
||||
|
||||
/**
|
||||
* SMTP line break constant.
|
||||
|
|
@ -48,6 +51,13 @@ class SMTP
|
|||
*/
|
||||
const DEFAULT_PORT = 25;
|
||||
|
||||
/**
|
||||
* The SMTPs port to use if one is not specified.
|
||||
*
|
||||
* @var int
|
||||
*/
|
||||
const DEFAULT_SECURE_PORT = 465;
|
||||
|
||||
/**
|
||||
* The maximum line length allowed by RFC 5321 section 4.5.3.1.6,
|
||||
* *excluding* a trailing CRLF break.
|
||||
|
|
@ -183,6 +193,9 @@ class SMTP
|
|||
'Amazon_SES' => '/[\d]{3} Ok (.*)/',
|
||||
'SendGrid' => '/[\d]{3} Ok: queued as (.*)/',
|
||||
'CampaignMonitor' => '/[\d]{3} 2.0.0 OK:([a-zA-Z\d]{48})/',
|
||||
'Haraka' => '/[\d]{3} Message Queued \((.*)\)/',
|
||||
'ZoneMTA' => '/[\d]{3} Message queued as (.*)/',
|
||||
'Mailjet' => '/[\d]{3} OK queued as (.*)/',
|
||||
];
|
||||
|
||||
/**
|
||||
|
|
@ -309,17 +322,11 @@ class SMTP
|
|||
*/
|
||||
public function connect($host, $port = null, $timeout = 30, $options = [])
|
||||
{
|
||||
static $streamok;
|
||||
//This is enabled by default since 5.0.0 but some providers disable it
|
||||
//Check this once and cache the result
|
||||
if (null === $streamok) {
|
||||
$streamok = function_exists('stream_socket_client');
|
||||
}
|
||||
// Clear errors to avoid confusion
|
||||
//Clear errors to avoid confusion
|
||||
$this->setError('');
|
||||
// Make sure we are __not__ connected
|
||||
//Make sure we are __not__ connected
|
||||
if ($this->connected()) {
|
||||
// Already connected, generate error
|
||||
//Already connected, generate error
|
||||
$this->setError('Already connected to a server');
|
||||
|
||||
return false;
|
||||
|
|
@ -327,18 +334,66 @@ class SMTP
|
|||
if (empty($port)) {
|
||||
$port = self::DEFAULT_PORT;
|
||||
}
|
||||
// Connect to the SMTP server
|
||||
//Connect to the SMTP server
|
||||
$this->edebug(
|
||||
"Connection: opening to $host:$port, timeout=$timeout, options=" .
|
||||
(count($options) > 0 ? var_export($options, true) : 'array()'),
|
||||
self::DEBUG_CONNECTION
|
||||
);
|
||||
|
||||
$this->smtp_conn = $this->getSMTPConnection($host, $port, $timeout, $options);
|
||||
|
||||
if ($this->smtp_conn === false) {
|
||||
//Error info already set inside `getSMTPConnection()`
|
||||
return false;
|
||||
}
|
||||
|
||||
$this->edebug('Connection: opened', self::DEBUG_CONNECTION);
|
||||
|
||||
//Get any announcement
|
||||
$this->last_reply = $this->get_lines();
|
||||
$this->edebug('SERVER -> CLIENT: ' . $this->last_reply, self::DEBUG_SERVER);
|
||||
$responseCode = (int)substr($this->last_reply, 0, 3);
|
||||
if ($responseCode === 220) {
|
||||
return true;
|
||||
}
|
||||
//Anything other than a 220 response means something went wrong
|
||||
//RFC 5321 says the server will wait for us to send a QUIT in response to a 554 error
|
||||
//https://tools.ietf.org/html/rfc5321#section-3.1
|
||||
if ($responseCode === 554) {
|
||||
$this->quit();
|
||||
}
|
||||
//This will handle 421 responses which may not wait for a QUIT (e.g. if the server is being shut down)
|
||||
$this->edebug('Connection: closing due to error', self::DEBUG_CONNECTION);
|
||||
$this->close();
|
||||
return false;
|
||||
}
|
||||
|
||||
/**
|
||||
* Create connection to the SMTP server.
|
||||
*
|
||||
* @param string $host SMTP server IP or host name
|
||||
* @param int $port The port number to connect to
|
||||
* @param int $timeout How long to wait for the connection to open
|
||||
* @param array $options An array of options for stream_context_create()
|
||||
*
|
||||
* @return false|resource
|
||||
*/
|
||||
protected function getSMTPConnection($host, $port = null, $timeout = 30, $options = [])
|
||||
{
|
||||
static $streamok;
|
||||
//This is enabled by default since 5.0.0 but some providers disable it
|
||||
//Check this once and cache the result
|
||||
if (null === $streamok) {
|
||||
$streamok = function_exists('stream_socket_client');
|
||||
}
|
||||
|
||||
$errno = 0;
|
||||
$errstr = '';
|
||||
if ($streamok) {
|
||||
$socket_context = stream_context_create($options);
|
||||
set_error_handler([$this, 'errorHandler']);
|
||||
$this->smtp_conn = stream_socket_client(
|
||||
$connection = stream_socket_client(
|
||||
$host . ':' . $port,
|
||||
$errno,
|
||||
$errstr,
|
||||
|
|
@ -346,7 +401,6 @@ class SMTP
|
|||
STREAM_CLIENT_CONNECT,
|
||||
$socket_context
|
||||
);
|
||||
restore_error_handler();
|
||||
} else {
|
||||
//Fall back to fsockopen which should work in more places, but is missing some features
|
||||
$this->edebug(
|
||||
|
|
@ -354,17 +408,18 @@ class SMTP
|
|||
self::DEBUG_CONNECTION
|
||||
);
|
||||
set_error_handler([$this, 'errorHandler']);
|
||||
$this->smtp_conn = fsockopen(
|
||||
$connection = fsockopen(
|
||||
$host,
|
||||
$port,
|
||||
$errno,
|
||||
$errstr,
|
||||
$timeout
|
||||
);
|
||||
restore_error_handler();
|
||||
}
|
||||
// Verify we connected properly
|
||||
if (!is_resource($this->smtp_conn)) {
|
||||
restore_error_handler();
|
||||
|
||||
//Verify we connected properly
|
||||
if (!is_resource($connection)) {
|
||||
$this->setError(
|
||||
'Failed to connect to server',
|
||||
'',
|
||||
|
|
@ -379,22 +434,19 @@ class SMTP
|
|||
|
||||
return false;
|
||||
}
|
||||
$this->edebug('Connection: opened', self::DEBUG_CONNECTION);
|
||||
// SMTP server can take longer to respond, give longer timeout for first read
|
||||
// Windows does not have support for this timeout function
|
||||
|
||||
//SMTP server can take longer to respond, give longer timeout for first read
|
||||
//Windows does not have support for this timeout function
|
||||
if (strpos(PHP_OS, 'WIN') !== 0) {
|
||||
$max = (int) ini_get('max_execution_time');
|
||||
// Don't bother if unlimited
|
||||
if (0 !== $max && $timeout > $max) {
|
||||
$max = (int)ini_get('max_execution_time');
|
||||
//Don't bother if unlimited, or if set_time_limit is disabled
|
||||
if (0 !== $max && $timeout > $max && strpos(ini_get('disable_functions'), 'set_time_limit') === false) {
|
||||
@set_time_limit($timeout);
|
||||
}
|
||||
stream_set_timeout($this->smtp_conn, $timeout, 0);
|
||||
stream_set_timeout($connection, $timeout, 0);
|
||||
}
|
||||
// Get any announcement
|
||||
$announce = $this->get_lines();
|
||||
$this->edebug('SERVER -> CLIENT: ' . $announce, self::DEBUG_SERVER);
|
||||
|
||||
return true;
|
||||
return $connection;
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -418,7 +470,7 @@ class SMTP
|
|||
$crypto_method |= STREAM_CRYPTO_METHOD_TLSv1_1_CLIENT;
|
||||
}
|
||||
|
||||
// Begin encrypted connection
|
||||
//Begin encrypted connection
|
||||
set_error_handler([$this, 'errorHandler']);
|
||||
$crypto_ok = stream_socket_enable_crypto(
|
||||
$this->smtp_conn,
|
||||
|
|
@ -439,7 +491,7 @@ class SMTP
|
|||
* @param string $username The user name
|
||||
* @param string $password The password
|
||||
* @param string $authtype The auth type (CRAM-MD5, PLAIN, LOGIN, XOAUTH2)
|
||||
* @param OAuth $OAuth An optional OAuth instance for XOAUTH2 authentication
|
||||
* @param OAuthTokenProvider $OAuth An optional OAuthTokenProvider instance for XOAUTH2 authentication
|
||||
*
|
||||
* @return bool True if successfully authenticated
|
||||
*/
|
||||
|
|
@ -456,11 +508,11 @@ class SMTP
|
|||
}
|
||||
|
||||
if (array_key_exists('EHLO', $this->server_caps)) {
|
||||
// SMTP extensions are available; try to find a proper authentication method
|
||||
//SMTP extensions are available; try to find a proper authentication method
|
||||
if (!array_key_exists('AUTH', $this->server_caps)) {
|
||||
$this->setError('Authentication is not allowed at this stage');
|
||||
// 'at this stage' means that auth may be allowed after the stage changes
|
||||
// e.g. after STARTTLS
|
||||
//'at this stage' means that auth may be allowed after the stage changes
|
||||
//e.g. after STARTTLS
|
||||
|
||||
return false;
|
||||
}
|
||||
|
|
@ -504,22 +556,25 @@ class SMTP
|
|||
}
|
||||
switch ($authtype) {
|
||||
case 'PLAIN':
|
||||
// Start authentication
|
||||
//Start authentication
|
||||
if (!$this->sendCommand('AUTH', 'AUTH PLAIN', 334)) {
|
||||
return false;
|
||||
}
|
||||
// Send encoded username and password
|
||||
if (!$this->sendCommand(
|
||||
'User & Password',
|
||||
base64_encode("\0" . $username . "\0" . $password),
|
||||
235
|
||||
)
|
||||
//Send encoded username and password
|
||||
if (
|
||||
//Format from https://tools.ietf.org/html/rfc4616#section-2
|
||||
//We skip the first field (it's forgery), so the string starts with a null byte
|
||||
!$this->sendCommand(
|
||||
'User & Password',
|
||||
base64_encode("\0" . $username . "\0" . $password),
|
||||
235
|
||||
)
|
||||
) {
|
||||
return false;
|
||||
}
|
||||
break;
|
||||
case 'LOGIN':
|
||||
// Start authentication
|
||||
//Start authentication
|
||||
if (!$this->sendCommand('AUTH', 'AUTH LOGIN', 334)) {
|
||||
return false;
|
||||
}
|
||||
|
|
@ -531,17 +586,17 @@ class SMTP
|
|||
}
|
||||
break;
|
||||
case 'CRAM-MD5':
|
||||
// Start authentication
|
||||
//Start authentication
|
||||
if (!$this->sendCommand('AUTH CRAM-MD5', 'AUTH CRAM-MD5', 334)) {
|
||||
return false;
|
||||
}
|
||||
// Get the challenge
|
||||
//Get the challenge
|
||||
$challenge = base64_decode(substr($this->last_reply, 4));
|
||||
|
||||
// Build the response
|
||||
//Build the response
|
||||
$response = $username . ' ' . $this->hmac($challenge, $password);
|
||||
|
||||
// send encoded credentials
|
||||
//send encoded credentials
|
||||
return $this->sendCommand('Username', base64_encode($response), 235);
|
||||
case 'XOAUTH2':
|
||||
//The OAuth instance must be set up prior to requesting auth.
|
||||
|
|
@ -550,7 +605,7 @@ class SMTP
|
|||
}
|
||||
$oauth = $OAuth->getOauth64();
|
||||
|
||||
// Start authentication
|
||||
//Start authentication
|
||||
if (!$this->sendCommand('AUTH', 'AUTH XOAUTH2 ' . $oauth, 235)) {
|
||||
return false;
|
||||
}
|
||||
|
|
@ -580,15 +635,15 @@ class SMTP
|
|||
return hash_hmac('md5', $data, $key);
|
||||
}
|
||||
|
||||
// The following borrowed from
|
||||
// http://php.net/manual/en/function.mhash.php#27225
|
||||
//The following borrowed from
|
||||
//http://php.net/manual/en/function.mhash.php#27225
|
||||
|
||||
// RFC 2104 HMAC implementation for php.
|
||||
// Creates an md5 HMAC.
|
||||
// Eliminates the need to install mhash to compute a HMAC
|
||||
// by Lance Rushing
|
||||
//RFC 2104 HMAC implementation for php.
|
||||
//Creates an md5 HMAC.
|
||||
//Eliminates the need to install mhash to compute a HMAC
|
||||
//by Lance Rushing
|
||||
|
||||
$bytelen = 64; // byte length for md5
|
||||
$bytelen = 64; //byte length for md5
|
||||
if (strlen($key) > $bytelen) {
|
||||
$key = pack('H*', md5($key));
|
||||
}
|
||||
|
|
@ -611,7 +666,7 @@ class SMTP
|
|||
if (is_resource($this->smtp_conn)) {
|
||||
$sock_status = stream_get_meta_data($this->smtp_conn);
|
||||
if ($sock_status['eof']) {
|
||||
// The socket is valid but we are not connected
|
||||
//The socket is valid but we are not connected
|
||||
$this->edebug(
|
||||
'SMTP NOTICE: EOF caught while checking if connected',
|
||||
self::DEBUG_CLIENT
|
||||
|
|
@ -621,7 +676,7 @@ class SMTP
|
|||
return false;
|
||||
}
|
||||
|
||||
return true; // everything looks good
|
||||
return true; //everything looks good
|
||||
}
|
||||
|
||||
return false;
|
||||
|
|
@ -635,11 +690,10 @@ class SMTP
|
|||
*/
|
||||
public function close()
|
||||
{
|
||||
$this->setError('');
|
||||
$this->server_caps = null;
|
||||
$this->helo_rply = null;
|
||||
if (is_resource($this->smtp_conn)) {
|
||||
// close the connection and cleanup
|
||||
//Close the connection and cleanup
|
||||
fclose($this->smtp_conn);
|
||||
$this->smtp_conn = null; //Makes for cleaner serialization
|
||||
$this->edebug('Connection: closed', self::DEBUG_CONNECTION);
|
||||
|
|
@ -649,7 +703,7 @@ class SMTP
|
|||
/**
|
||||
* Send an SMTP DATA command.
|
||||
* Issues a data command and sends the msg_data to the server,
|
||||
* finializing the mail transaction. $msg_data is the message
|
||||
* finalizing the mail transaction. $msg_data is the message
|
||||
* that is to be send with the headers. Each header needs to be
|
||||
* on a single line followed by a <CRLF> with the message headers
|
||||
* and the message body being separated by an additional <CRLF>.
|
||||
|
|
@ -674,7 +728,7 @@ class SMTP
|
|||
* NOTE: this does not count towards line-length limit.
|
||||
*/
|
||||
|
||||
// Normalize line breaks before exploding
|
||||
//Normalize line breaks before exploding
|
||||
$lines = explode("\n", str_replace(["\r\n", "\r"], "\n", $msg_data));
|
||||
|
||||
/* To distinguish between a complete RFC822 message and a plain message body, we check if the first field
|
||||
|
|
@ -720,7 +774,8 @@ class SMTP
|
|||
|
||||
//Send the lines to the server
|
||||
foreach ($lines_out as $line_out) {
|
||||
//RFC2821 section 4.5.2
|
||||
//Dot-stuffing as per RFC5321 section 4.5.2
|
||||
//https://tools.ietf.org/html/rfc5321#section-4.5.2
|
||||
if (!empty($line_out) && $line_out[0] === '.') {
|
||||
$line_out = '.' . $line_out;
|
||||
}
|
||||
|
|
@ -754,7 +809,16 @@ class SMTP
|
|||
public function hello($host = '')
|
||||
{
|
||||
//Try extended hello first (RFC 2821)
|
||||
return $this->sendHello('EHLO', $host) or $this->sendHello('HELO', $host);
|
||||
if ($this->sendHello('EHLO', $host)) {
|
||||
return true;
|
||||
}
|
||||
|
||||
//Some servers shut down the SMTP service here (RFC 5321)
|
||||
if (substr($this->helo_rply, 0, 3) == '421') {
|
||||
return false;
|
||||
}
|
||||
|
||||
return $this->sendHello('HELO', $host);
|
||||
}
|
||||
|
||||
/**
|
||||
|
|
@ -944,12 +1008,12 @@ class SMTP
|
|||
$this->client_send($commandstring . static::LE, $command);
|
||||
|
||||
$this->last_reply = $this->get_lines();
|
||||
// Fetch SMTP code and possible error code explanation
|
||||
//Fetch SMTP code and possible error code explanation
|
||||
$matches = [];
|
||||
if (preg_match('/^([\d]{3})[ -](?:([\d]\\.[\d]\\.[\d]{1,2}) )?/', $this->last_reply, $matches)) {
|
||||
$code = (int) $matches[1];
|
||||
$code_ex = (count($matches) > 2 ? $matches[2] : null);
|
||||
// Cut off error code from each response line
|
||||
//Cut off error code from each response line
|
||||
$detail = preg_replace(
|
||||
"/{$code}[ -]" .
|
||||
($code_ex ? str_replace('.', '\\.', $code_ex) . ' ' : '') . '/m',
|
||||
|
|
@ -957,7 +1021,7 @@ class SMTP
|
|||
$this->last_reply
|
||||
);
|
||||
} else {
|
||||
// Fall back to simple parsing if regex fails
|
||||
//Fall back to simple parsing if regex fails
|
||||
$code = (int) substr($this->last_reply, 0, 3);
|
||||
$code_ex = null;
|
||||
$detail = substr($this->last_reply, 4);
|
||||
|
|
@ -980,7 +1044,10 @@ class SMTP
|
|||
return false;
|
||||
}
|
||||
|
||||
$this->setError('');
|
||||
//Don't clear the error store when using keepalive
|
||||
if ($command !== 'RSET') {
|
||||
$this->setError('');
|
||||
}
|
||||
|
||||
return true;
|
||||
}
|
||||
|
|
@ -1056,8 +1123,10 @@ class SMTP
|
|||
{
|
||||
//If SMTP transcripts are left enabled, or debug output is posted online
|
||||
//it can leak credentials, so hide credentials in all but lowest level
|
||||
if (self::DEBUG_LOWLEVEL > $this->do_debug &&
|
||||
in_array($command, ['User & Password', 'Username', 'Password'], true)) {
|
||||
if (
|
||||
self::DEBUG_LOWLEVEL > $this->do_debug &&
|
||||
in_array($command, ['User & Password', 'Username', 'Password'], true)
|
||||
) {
|
||||
$this->edebug('CLIENT -> SERVER: [credentials hidden]', self::DEBUG_CLIENT);
|
||||
} else {
|
||||
$this->edebug('CLIENT -> SERVER: ' . $data, self::DEBUG_CLIENT);
|
||||
|
|
@ -1111,7 +1180,7 @@ class SMTP
|
|||
if (!$this->server_caps) {
|
||||
$this->setError('No HELO/EHLO was sent');
|
||||
|
||||
return;
|
||||
return null;
|
||||
}
|
||||
|
||||
if (!array_key_exists($name, $this->server_caps)) {
|
||||
|
|
@ -1123,7 +1192,7 @@ class SMTP
|
|||
}
|
||||
$this->setError('HELO handshake was used; No information about server extensions available');
|
||||
|
||||
return;
|
||||
return null;
|
||||
}
|
||||
|
||||
return $this->server_caps[$name];
|
||||
|
|
@ -1150,7 +1219,7 @@ class SMTP
|
|||
*/
|
||||
protected function get_lines()
|
||||
{
|
||||
// If the connection is bad, give up straight away
|
||||
//If the connection is bad, give up straight away
|
||||
if (!is_resource($this->smtp_conn)) {
|
||||
return '';
|
||||
}
|
||||
|
|
@ -1164,33 +1233,61 @@ class SMTP
|
|||
$selW = null;
|
||||
while (is_resource($this->smtp_conn) && !feof($this->smtp_conn)) {
|
||||
//Must pass vars in here as params are by reference
|
||||
if (!stream_select($selR, $selW, $selW, $this->Timelimit)) {
|
||||
//solution for signals inspired by https://github.com/symfony/symfony/pull/6540
|
||||
set_error_handler([$this, 'errorHandler']);
|
||||
$n = stream_select($selR, $selW, $selW, $this->Timelimit);
|
||||
restore_error_handler();
|
||||
|
||||
if ($n === false) {
|
||||
$message = $this->getError()['detail'];
|
||||
|
||||
$this->edebug(
|
||||
'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)',
|
||||
'SMTP -> get_lines(): select failed (' . $message . ')',
|
||||
self::DEBUG_LOWLEVEL
|
||||
);
|
||||
|
||||
//stream_select returns false when the `select` system call is interrupted
|
||||
//by an incoming signal, try the select again
|
||||
if (stripos($message, 'interrupted system call') !== false) {
|
||||
$this->edebug(
|
||||
'SMTP -> get_lines(): retrying stream_select',
|
||||
self::DEBUG_LOWLEVEL
|
||||
);
|
||||
$this->setError('');
|
||||
continue;
|
||||
}
|
||||
|
||||
break;
|
||||
}
|
||||
|
||||
if (!$n) {
|
||||
$this->edebug(
|
||||
'SMTP -> get_lines(): select timed-out in (' . $this->Timelimit . ' sec)',
|
||||
self::DEBUG_LOWLEVEL
|
||||
);
|
||||
break;
|
||||
}
|
||||
|
||||
//Deliberate noise suppression - errors are handled afterwards
|
||||
$str = @fgets($this->smtp_conn, self::MAX_REPLY_LENGTH);
|
||||
$this->edebug('SMTP INBOUND: "' . trim($str) . '"', self::DEBUG_LOWLEVEL);
|
||||
$data .= $str;
|
||||
// If response is only 3 chars (not valid, but RFC5321 S4.2 says it must be handled),
|
||||
// or 4th character is a space or a line break char, we are done reading, break the loop.
|
||||
// String array access is a significant micro-optimisation over strlen
|
||||
//If response is only 3 chars (not valid, but RFC5321 S4.2 says it must be handled),
|
||||
//or 4th character is a space or a line break char, we are done reading, break the loop.
|
||||
//String array access is a significant micro-optimisation over strlen
|
||||
if (!isset($str[3]) || $str[3] === ' ' || $str[3] === "\r" || $str[3] === "\n") {
|
||||
break;
|
||||
}
|
||||
// Timed-out? Log and break
|
||||
//Timed-out? Log and break
|
||||
$info = stream_get_meta_data($this->smtp_conn);
|
||||
if ($info['timed_out']) {
|
||||
$this->edebug(
|
||||
'SMTP -> get_lines(): timed-out (' . $this->Timeout . ' sec)',
|
||||
'SMTP -> get_lines(): stream timed-out (' . $this->Timeout . ' sec)',
|
||||
self::DEBUG_LOWLEVEL
|
||||
);
|
||||
break;
|
||||
}
|
||||
// Now check if reads took too long
|
||||
//Now check if reads took too long
|
||||
if ($endtime && time() > $endtime) {
|
||||
$this->edebug(
|
||||
'SMTP -> get_lines(): timelimit reached (' .
|
||||
|
|
|
|||
Loading…
Reference in New Issue