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<?php |
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declare(strict_types=1); |
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namespace unreal4u\MQTT\Protocol; |
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use unreal4u\MQTT\Internals\ClientInterface; |
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use unreal4u\MQTT\Internals\EventManager; |
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use unreal4u\MQTT\Internals\ProtocolBase; |
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use unreal4u\MQTT\Internals\ReadableContent; |
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use unreal4u\MQTT\Internals\ReadableContentInterface; |
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use unreal4u\MQTT\Internals\WritableContent; |
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use unreal4u\MQTT\Internals\WritableContentInterface; |
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use unreal4u\MQTT\Utilities; |
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final class PubRec extends ProtocolBase implements ReadableContentInterface, WritableContentInterface |
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{ |
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use ReadableContent, WritableContent; |
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public $packetIdentifier = 0; |
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const CONTROL_PACKET_VALUE = 5; |
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public function fillObject(string $rawMQTTHeaders, ClientInterface $client): ReadableContentInterface |
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{ |
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$this->packetIdentifier = $this->extractPacketIdentifier($rawMQTTHeaders); |
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return $this; |
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} |
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/** |
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* Creates the variable header that each method has |
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* @return string |
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* @throws \OutOfRangeException |
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*/ |
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public function createVariableHeader(): string |
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{ |
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return Utilities::convertNumberToBinaryString($this->packetIdentifier); |
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} |
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/** |
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* Creates the actual payload to be sent |
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* @return string |
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*/ |
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public function createPayload(): string |
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{ |
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return ''; |
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} |
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/** |
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* Some responses won't expect an answer back, others do in some situations |
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* @return bool |
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*/ |
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public function shouldExpectAnswer(): bool |
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{ |
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return true; |
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} |
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/** |
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* Any class can overwrite the default behaviour |
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* @param ClientInterface $client |
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* @param WritableContentInterface $originalRequest |
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* @return bool |
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*/ |
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public function performSpecialActions(ClientInterface $client, WritableContentInterface $originalRequest): bool |
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{ |
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$pubRel = new PubRel($this->logger); |
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$pubRel->packetIdentifier = $this->packetIdentifier; |
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$pubComp = $client->sendData($pubRel); |
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$this->logger->debug('Created PubRel as response, got PubComp back', ['PubComp' => $pubComp]); |
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return true; |
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} |
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/** |
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* Will return an object of the type the broker has returned to us |
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* |
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* @param string $data |
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* @param ClientInterface $client |
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* |
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* @return ReadableContentInterface |
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* @throws \DomainException |
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*/ |
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public function expectAnswer(string $data, ClientInterface $client): ReadableContentInterface |
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{ |
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$this->logger->info('String of incoming data confirmed, returning new object', ['callee' => \get_class($this)]); |
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$eventManager = new EventManager($this->logger); |
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$object = $eventManager->analyzeHeaders($data, $client); |
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if ($object instanceof PubRel) { |
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} |
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return $object; |
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} |
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} |
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unreal4u /
mqtt
