|
1
|
|
|
<?php |
|
2
|
|
|
|
|
3
|
|
|
declare(strict_types=1); |
|
4
|
|
|
|
|
5
|
|
|
namespace unreal4u\MQTT\Protocol; |
|
6
|
|
|
|
|
7
|
|
|
use unreal4u\MQTT\Internals\ClientInterface; |
|
8
|
|
|
use unreal4u\MQTT\Internals\PacketIdentifierFunctionality; |
|
9
|
|
|
use unreal4u\MQTT\Internals\ProtocolBase; |
|
10
|
|
|
use unreal4u\MQTT\Internals\ReadableContent; |
|
11
|
|
|
use unreal4u\MQTT\Internals\ReadableContentInterface; |
|
12
|
|
|
use unreal4u\MQTT\Internals\WritableContentInterface; |
|
13
|
|
|
|
|
14
|
|
|
/** |
|
15
|
|
|
* The UNSUBACK Packet is sent by the Server to the Client to confirm receipt of an UNSUBSCRIBE Packet. |
|
16
|
|
|
*/ |
|
17
|
|
|
final class UnsubAck extends ProtocolBase implements ReadableContentInterface |
|
18
|
|
|
{ |
|
19
|
|
|
use ReadableContent, PacketIdentifierFunctionality; |
|
20
|
|
|
|
|
21
|
|
|
const CONTROL_PACKET_VALUE = 11; |
|
22
|
|
|
|
|
23
|
|
|
/** |
|
24
|
|
|
* @param string $rawMQTTHeaders |
|
25
|
|
|
* @param ClientInterface $client |
|
26
|
|
|
* @return ReadableContentInterface |
|
27
|
|
|
* @throws \OutOfRangeException |
|
28
|
|
|
*/ |
|
29
|
2 |
|
public function fillObject(string $rawMQTTHeaders, ClientInterface $client): ReadableContentInterface |
|
30
|
|
|
{ |
|
31
|
|
|
// Read the rest of the request out should only 1 byte have come in |
|
32
|
2 |
|
if (\strlen($rawMQTTHeaders) === 1) { |
|
33
|
1 |
|
$rawMQTTHeaders .= $client->readBrokerData(3); |
|
34
|
|
|
} |
|
35
|
|
|
|
|
36
|
2 |
|
$this->setPacketIdentifierFromRawHeaders($rawMQTTHeaders); |
|
37
|
2 |
|
return $this; |
|
38
|
|
|
} |
|
39
|
|
|
|
|
40
|
|
|
/** |
|
41
|
|
|
* @inheritdoc |
|
42
|
|
|
* @throws \LogicException |
|
43
|
|
|
*/ |
|
44
|
1 |
|
public function performSpecialActions(ClientInterface $client, WritableContentInterface $originalRequest): bool |
|
45
|
|
|
{ |
|
46
|
1 |
|
$this->controlPacketIdentifiers($originalRequest); |
|
47
|
1 |
|
$client->updateLastCommunication(); |
|
48
|
1 |
|
return true; |
|
49
|
|
|
} |
|
50
|
|
|
|
|
51
|
|
|
/** |
|
52
|
|
|
* @inheritdoc |
|
53
|
|
|
*/ |
|
54
|
1 |
|
public function getOriginControlPacket(): int |
|
55
|
|
|
{ |
|
56
|
1 |
|
return Unsubscribe::getControlPacketValue(); |
|
57
|
|
|
} |
|
58
|
|
|
} |
|
59
|
|
|
|
unreal4u /
mqtt
