forked from symfony/symfony
-
Notifications
You must be signed in to change notification settings - Fork 0
/
SendmailTransport.php
110 lines (92 loc) · 3.64 KB
/
SendmailTransport.php
1
2
3
4
5
6
7
8
9
10
11
12
13
14
15
16
17
18
19
20
21
22
23
24
25
26
27
28
29
30
31
32
33
34
35
36
37
38
39
40
41
42
43
44
45
46
47
48
49
50
51
52
53
54
55
56
57
58
59
60
61
62
63
64
65
66
67
68
69
70
71
72
73
74
75
76
77
78
79
80
81
82
83
84
85
86
87
88
89
90
91
92
93
94
95
96
97
98
99
100
101
102
103
104
105
106
107
108
109
110
<?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\Component\Mailer\Transport;
use Psr\Log\LoggerInterface;
use Symfony\Component\Mailer\SentMessage;
use Symfony\Component\Mailer\SmtpEnvelope;
use Symfony\Component\Mailer\Transport\Smtp\SmtpTransport;
use Symfony\Component\Mailer\Transport\Smtp\Stream\AbstractStream;
use Symfony\Component\Mailer\Transport\Smtp\Stream\ProcessStream;
use Symfony\Component\Mime\RawMessage;
use Symfony\Contracts\EventDispatcher\EventDispatcherInterface;
/**
* SendmailTransport for sending mail through a Sendmail/Postfix (etc..) binary.
*
* Supported modes are -bs and -t, with any additional flags desired.
* It is advised to use -bs mode since error reporting with -t mode is not
* possible.
*
* @author Fabien Potencier <fabien@symfony.com>
* @author Chris Corbyn
*/
class SendmailTransport extends AbstractTransport
{
private $command = '/usr/sbin/sendmail -bs';
private $stream;
private $transport;
/**
* Constructor.
*
* If using -t mode you are strongly advised to include -oi or -i in the flags.
* For example: /usr/sbin/sendmail -oi -t
* -f<sender> flag will be appended automatically if one is not present.
*
* The recommended mode is "-bs" since it is interactive and failure notifications are hence possible.
*/
public function __construct(string $command = null, EventDispatcherInterface $dispatcher = null, LoggerInterface $logger = null)
{
parent::__construct($dispatcher, $logger);
if (null !== $command) {
if (false === strpos($command, ' -bs') && false === strpos($command, ' -t')) {
throw new \InvalidArgumentException(sprintf('Unsupported sendmail command flags "%s"; must be one of "-bs" or "-t" but can include additional flags.', $command));
}
$this->command = $command;
}
$this->stream = new ProcessStream();
if (false !== strpos($this->command, ' -bs')) {
$this->stream->setCommand($this->command);
$this->transport = new SmtpTransport($this->stream, $dispatcher, $logger);
}
}
public function send(RawMessage $message, SmtpEnvelope $envelope = null): ?SentMessage
{
if ($this->transport) {
return $this->transport->send($message, $envelope);
}
return parent::send($message, $envelope);
}
public function getName(): string
{
if ($this->transport) {
return $this->transport->getName();
}
return 'smtp://sendmail';
}
protected function doSend(SentMessage $message): void
{
$this->getLogger()->debug(sprintf('Email transport "%s" starting', __CLASS__));
$command = $this->command;
if (false === strpos($command, ' -f')) {
$command .= ' -f'.escapeshellarg($message->getEnvelope()->getSender()->getEncodedAddress());
}
$chunks = AbstractStream::replace("\r\n", "\n", $message->toIterable());
if (false === strpos($command, ' -i') && false === strpos($command, ' -oi')) {
$chunks = AbstractStream::replace("\n.", "\n..", $chunks);
}
$this->stream->setCommand($command);
$this->stream->initialize();
foreach ($chunks as $chunk) {
$this->stream->write($chunk);
}
$this->stream->flush();
$this->stream->terminate();
$this->getLogger()->debug(sprintf('Email transport "%s" stopped', __CLASS__));
}
}