Symfony Profiler

<?php
/*
* This file is part of the Symfony package.
*
* (c) Fabien Potencier <fabien@symfony.com>
*
* For the full copyright and license information, please view the LICENSE
* file that was distributed with this source code.
*/
namespace Symfony\Bundle\SwiftmailerBundle\DependencyInjection;
use Symfony\Component\Routing\RequestContext;
/**
* Factory to create a \Swift_Transport object.
*
* @author Romain Gautier <mail@romain.sh>
*/
class SwiftmailerTransportFactory
{
/**
* @return \Swift_Transport
*
* @throws \InvalidArgumentException if the scheme is not a built-in Swiftmailer transport
*/
public static function createTransport(array $options, RequestContext $requestContext = null, \Swift_Events_EventDispatcher $eventDispatcher)
{
$options = static::resolveOptions($options);
self::validateConfig($options);
if ('smtp' === $options['transport']) {
$smtpAuthHandler = new \Swift_Transport_Esmtp_AuthHandler([
new \Swift_Transport_Esmtp_Auth_CramMd5Authenticator(),
new \Swift_Transport_Esmtp_Auth_LoginAuthenticator(),
new \Swift_Transport_Esmtp_Auth_PlainAuthenticator(),
new \Swift_Transport_Esmtp_Auth_NTLMAuthenticator(),
]);
$smtpAuthHandler->setUsername($options['username']);
$smtpAuthHandler->setPassword($options['password']);
$smtpAuthHandler->setAuthMode($options['auth_mode']);
$transport = new \Swift_Transport_EsmtpTransport(
new \Swift_Transport_StreamBuffer(new \Swift_StreamFilters_StringReplacementFilterFactory()),
[$smtpAuthHandler],
$eventDispatcher
);
$transport->setHost($options['host']);
$transport->setPort($options['port']);
$transport->setEncryption($options['encryption']);
$transport->setTimeout($options['timeout']);
$transport->setSourceIp($options['source_ip']);
$transport->setStreamOptions($options['stream_options']);
$smtpTransportConfigurator = new SmtpTransportConfigurator($options['local_domain'], $requestContext);
$smtpTransportConfigurator->configure($transport);
} elseif ('sendmail' === $options['transport']) {
$transport = new \Swift_Transport_SendmailTransport(
new \Swift_Transport_StreamBuffer(new \Swift_StreamFilters_StringReplacementFilterFactory()),
$eventDispatcher
);
$transport->setCommand($options['command']);
$smtpTransportConfigurator = new SmtpTransportConfigurator($options['local_domain'], $requestContext);
$smtpTransportConfigurator->configure($transport);
} elseif ('null' === $options['transport']) {
$transport = new \Swift_Transport_NullTransport($eventDispatcher);
} else {
throw new \InvalidArgumentException(sprintf('Not a built-in Swiftmailer transport: %s.', $options['transport']));
}
return $transport;
}
/**
* @return array options
*/
public static function resolveOptions(array $options)
{
$options += [
'transport' => null,
'username' => null,
'password' => null,
'host' => null,
'port' => null,
'timeout' => null,
'source_ip' => null,
'local_domain' => null,
'encryption' => null,
'auth_mode' => null,
'command' => null,
'stream_options' => [],
];
if (isset($options['url'])) {
if (false === $parts = parse_url($options['url'])) {
throw new \InvalidArgumentException(sprintf('The Swiftmailer URL "%s" is not valid.', $options['url']));
}
if (isset($parts['scheme'])) {
$options['transport'] = $parts['scheme'];
}
if (isset($parts['user'])) {
$options['username'] = rawurldecode($parts['user']);
}
if (isset($parts['pass'])) {
$options['password'] = rawurldecode($parts['pass']);
}
if (isset($parts['host'])) {
$options['host'] = rawurldecode($parts['host']);
}
if (isset($parts['port'])) {
$options['port'] = $parts['port'];
}
if (isset($parts['query'])) {
parse_str($parts['query'], $query);
foreach ($options as $key => $value) {
if (isset($query[$key]) && '' != $query[$key]) {
$options[$key] = $query[$key];
}
}
}
}
if (!isset($options['transport'])) {
$options['transport'] = 'null';
} elseif ('gmail' === $options['transport']) {
$options['encryption'] = 'ssl';
$options['auth_mode'] = 'login';
$options['host'] = 'smtp.gmail.com';
$options['transport'] = 'smtp';
}
if (!isset($options['port'])) {
$options['port'] = 'ssl' === $options['encryption'] ? 465 : 25;
}
return $options;
}
/**
* @throws \InvalidArgumentException if the encryption is not valid
*/
public static function validateConfig($options)
{
if (!\in_array($options['encryption'], ['tcp', 'tls', 'ssl', null], true)) {
throw new \InvalidArgumentException(sprintf('The %s encryption is not supported', $options['encryption']));
}
if (!\in_array($options['auth_mode'], ['plain', 'login', 'cram-md5', 'ntlm', null], true)) {
throw new \InvalidArgumentException(sprintf('The %s authentication mode is not supported', $options['auth_mode']));
}
}
}

vendor/symfony/swiftmailer-bundle/DependencyInjection/SwiftmailerTransportFactory.php line 28