115 lines
2.8 KiB
PHP
115 lines
2.8 KiB
PHP
<?php
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declare(strict_types=1);
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class Int_VGT extends IPSModule
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{
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public function Create()
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{
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parent::Create();
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$this->RegisterPropertyString("DeviceID", "");
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}
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public function ApplyChanges()
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{
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parent::ApplyChanges();
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// MQTT Server als Parent verbinden
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$this->ConnectParent("{7F8A48DD-F8AD-4F9C-8E6B-9E4D92DDB8F9}");
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if ($this->ReadPropertyString("DeviceID") == "") {
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$this->SetStatus(104); // config error
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} else {
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$this->SetStatus(102); // OK
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}
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}
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/**
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* Required when using RequestAction
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*/
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public function RequestAction($Ident, $Value)
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{
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// Im Moment haben wir keine Action-Variablen
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// Wird aber von Symcon benötigt → also leer implementiert
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return;
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}
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/**
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* Wird vom MQTT Server aufgerufen wenn Daten ankommen
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*/
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public function ReceiveData(string $JSONString)
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{
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$buffer = json_decode($JSONString, true);
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if ($buffer === null) {
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IPS_LogMessage("Int_VGT", "Invalid JSON received.");
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return;
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}
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if (!isset($buffer['Topic']) || !isset($buffer['Payload'])) {
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IPS_LogMessage("Int_VGT", "Missing keys in buffer.");
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return;
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}
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$topic = $buffer['Topic'];
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$payload = $buffer['Payload'];
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IPS_LogMessage("Int_VGT", "MQTT RX: {$topic} → {$payload}");
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$this->HandleIncoming($topic, $payload);
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}
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/**
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* Verarbeitet eingehende MQTT-Nachrichten
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*/
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private function HandleIncoming(string $topic, string $payload)
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{
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$deviceID = $this->ReadPropertyString("DeviceID");
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if ($deviceID == "") {
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return; // no config
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}
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// 1) Feedback Request
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if ($topic === "feedback-request/{$deviceID}") {
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$response = json_encode([
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"status" => "ok",
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"timestamp" => time()
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]);
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$this->Publish("feedback-response/{$deviceID}", $response);
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return;
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}
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// 2) Remote Control Echo
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if ($topic === "remote-control-response/{$deviceID}") {
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$this->Publish("remote-control-feedback/{$deviceID}", $payload);
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return;
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}
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}
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/**
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* Publisht MQTT-Daten über das Gateway
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*/
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private function Publish(string $topic, string $payload)
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{
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$data = [
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"DataID" => "{7F8A48DD-F8AD-4F9C-8E6B-9E4D92DDB8F9}",
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"Packet" => [
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"Topic" => $topic,
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"Payload" => $payload,
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"QoS" => 0,
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"Retain" => false
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]
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];
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IPS_LogMessage("Int_VGT", "MQTT TX: $topic → $payload");
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$this->SendDataToParent(json_encode($data));
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}
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}
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?>
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