|
1
|
|
|
<?php |
|
2
|
|
|
declare(strict_types=1); |
|
3
|
|
|
|
|
4
|
|
|
namespace Genkgo\Mail\Protocol\Smtp; |
|
5
|
|
|
|
|
6
|
|
|
use Genkgo\Mail\Exception\ConnectionBrokenException; |
|
7
|
|
|
use Genkgo\Mail\Exception\ConnectionTimeoutException; |
|
8
|
|
|
use Genkgo\Mail\Exception\ConnectionClosedException; |
|
9
|
|
|
use Genkgo\Mail\Exception\UnknownSmtpCommandException; |
|
10
|
|
|
use Genkgo\Mail\Protocol\AppendCrlfConnection; |
|
11
|
|
|
use Genkgo\Mail\Protocol\ConnectionInterface; |
|
12
|
|
|
use Genkgo\Mail\Protocol\ConnectionListenerInterface; |
|
13
|
|
|
use Genkgo\Mail\Protocol\Smtp\Capability\EhloCapability; |
|
14
|
|
|
use Genkgo\Mail\Protocol\Smtp\Capability\QuitCapability; |
|
15
|
|
|
use Genkgo\Mail\Protocol\Smtp\Capability\ResetCapability; |
|
16
|
|
|
use Genkgo\Mail\Protocol\TrimCrlfConnection; |
|
17
|
|
|
|
|
18
|
|
|
final class Server |
|
19
|
|
|
{ |
|
20
|
|
|
/** |
|
21
|
|
|
* @var ConnectionListenerInterface |
|
22
|
|
|
*/ |
|
23
|
|
|
private $listener; |
|
24
|
|
|
/** |
|
25
|
|
|
* @var CapabilityInterface[] |
|
26
|
|
|
*/ |
|
27
|
|
|
private $capabilities = []; |
|
28
|
|
|
/** |
|
29
|
|
|
* @var string |
|
30
|
|
|
*/ |
|
31
|
|
|
private $serverName; |
|
32
|
|
|
|
|
33
|
|
|
/** |
|
34
|
|
|
* Client constructor. |
|
35
|
|
|
* @param ConnectionListenerInterface $connection |
|
36
|
|
|
* @param array $capabilities |
|
37
|
|
|
* @param string $serverName |
|
38
|
|
|
*/ |
|
39
|
6 |
|
public function __construct(ConnectionListenerInterface $connection, array $capabilities, string $serverName) { |
|
40
|
6 |
|
$this->listener = $connection; |
|
41
|
6 |
|
$this->serverName = $serverName; |
|
42
|
|
|
|
|
43
|
6 |
|
$this->capabilities = array_merge( |
|
|
|
|
|
|
44
|
6 |
|
$capabilities, |
|
45
|
|
|
[ |
|
46
|
6 |
|
new EhloCapability($this->serverName, $capabilities), |
|
47
|
6 |
|
new QuitCapability(), |
|
48
|
6 |
|
new ResetCapability() |
|
49
|
|
|
] |
|
50
|
|
|
); |
|
51
|
6 |
|
} |
|
52
|
|
|
|
|
53
|
|
|
/** |
|
54
|
|
|
* |
|
55
|
|
|
*/ |
|
56
|
6 |
|
public function start(): void |
|
57
|
|
|
{ |
|
58
|
6 |
|
while ($connection = $this->listener->listen()) { |
|
59
|
6 |
|
$connection = new TrimCrlfConnection(new AppendCrlfConnection($connection)); |
|
60
|
6 |
|
$connection->send('220 Welcome to Genkgo Mail Server'); |
|
61
|
|
|
|
|
62
|
6 |
|
$this->transport( |
|
63
|
6 |
|
$connection, |
|
64
|
6 |
|
function (ConnectionInterface $connection) { |
|
65
|
6 |
|
$session = new Session(); |
|
66
|
|
|
|
|
67
|
6 |
|
while ($session = $session->withCommand($connection->receive())) { |
|
68
|
|
|
try { |
|
69
|
2 |
|
$session = $this->handleCommand($connection, $session); |
|
70
|
1 |
|
} catch (UnknownSmtpCommandException $e) { |
|
71
|
1 |
|
$connection->send('500 unrecognized command'); |
|
72
|
|
|
} |
|
73
|
|
|
|
|
74
|
2 |
|
if ($session->getState() === Session::STATE_DISCONNECT) { |
|
75
|
2 |
|
break; |
|
76
|
|
|
} |
|
77
|
|
|
} |
|
78
|
6 |
|
} |
|
79
|
|
|
); |
|
80
|
|
|
} |
|
81
|
|
|
} |
|
82
|
|
|
|
|
83
|
|
|
/** |
|
84
|
|
|
* @param ConnectionInterface $connection |
|
85
|
|
|
* @param \Closure $callback |
|
86
|
|
|
*/ |
|
87
|
6 |
|
private function transport(ConnectionInterface $connection, \Closure $callback) { |
|
88
|
|
|
try { |
|
89
|
6 |
|
$callback($connection); |
|
90
|
4 |
|
} catch (ConnectionTimeoutException $e) { |
|
91
|
1 |
|
$connection->send('421 command timeout - closing connection'); |
|
92
|
1 |
|
$connection->disconnect(); |
|
93
|
3 |
|
} catch (ConnectionBrokenException $e) { |
|
94
|
|
|
try { |
|
95
|
2 |
|
$connection->send('554 transaction failed, unexpected value - closing connection'); |
|
96
|
1 |
|
} catch (\Exception $e) { |
|
|
|
|
|
|
97
|
|
|
} |
|
98
|
|
|
|
|
99
|
2 |
|
$connection->disconnect(); |
|
100
|
1 |
|
} catch (ConnectionClosedException $e) { |
|
101
|
1 |
|
$connection->disconnect(); |
|
102
|
|
|
} |
|
103
|
6 |
|
} |
|
104
|
|
|
|
|
105
|
|
|
/** |
|
106
|
|
|
* @param ConnectionInterface $connection |
|
107
|
|
|
* @param Session $session |
|
108
|
|
|
* @return Session |
|
109
|
|
|
* @throws UnknownSmtpCommandException |
|
110
|
|
|
*/ |
|
111
|
2 |
|
private function handleCommand(ConnectionInterface $connection, Session $session): Session |
|
112
|
|
|
{ |
|
113
|
2 |
|
$command = $session->getCommand(); |
|
114
|
|
|
|
|
115
|
2 |
|
foreach ($this->capabilities as $capability) { |
|
116
|
2 |
|
$advertised = $capability->advertise(); |
|
117
|
2 |
|
if (substr($command, 0, strlen($advertised)) === $advertised) { |
|
118
|
2 |
|
return $capability->manifest($connection, $session); |
|
119
|
|
|
} |
|
120
|
|
|
} |
|
121
|
|
|
|
|
122
|
1 |
|
throw new UnknownSmtpCommandException('Cannot handle command'); |
|
123
|
|
|
} |
|
124
|
|
|
} |
genkgo /
mail
Loading history...
Our type inference engine has found an assignment to a property that is incompatible with the declared type of that property.
Either this assignment is in error or the assigned type should be added to the documentation/type hint for that property..