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<?php
declare(strict_types=1);
include_once __DIR__ . '/libs/vendor/autoload.php'; // TCPDF via Composer
class Abrechnung extends IPSModule
{
public function Create()
{
parent::Create();
// Eigenschaften
$this->RegisterPropertyString('Users', '[]');
$this->RegisterPropertyString('PowerMeters', '[]');
$this->RegisterPropertyString('WaterMeters', '[]');
$this->RegisterPropertyString('Tariffs', '[]');
// Variablen
$this->RegisterVariableInteger('FromDate', 'Startdatum', '~UnixTimestamp', 1);
$this->RegisterVariableInteger('ToDate', 'Enddatum', '~UnixTimestamp', 2);
$this->RegisterVariableString('LastResult', 'Letzte Abrechnung', '', 3);
$this->EnableAction('FromDate');
$this->EnableAction('ToDate');
// Abrechnungs-Button
$this->RegisterScript('StartBilling', 'Abrechnung starten', "<?php IPS_RequestAction(" . $this->InstanceID . ", 'StartBilling', ''); ?>");
// 🧾 Media-Objekt für PDF-Ergebnis
$this->RegisterMediaDocument('InvoicePDF', 'Letzte Rechnung', 'pdf');
}
public function ApplyChanges()
{
parent::ApplyChanges();
IPS_LogMessage('Abrechnung', 'Modul geladen');
}
private function RegisterMediaDocument($Ident, $Name, $Extension, $Position = 0)
{
$mid = @IPS_GetObjectIDByIdent($Ident, $this->InstanceID);
if ($mid === false) {
$mid = IPS_CreateMedia(5); // 5 = Document
IPS_SetParent($mid, $this->InstanceID);
IPS_SetIdent($mid, $Ident);
IPS_SetName($mid, $Name);
IPS_SetPosition($mid, $Position);
IPS_SetMediaFile($mid, 'media/' . $mid . '.' . $Extension, false);
IPS_LogMessage('Abrechnung', 'Media-Datei erstellt: media/' . $mid . '.' . $Extension);
}
}
public function RequestAction($Ident, $Value)
{
IPS_LogMessage('Abrechnung', "RequestAction: $Ident");
switch ($Ident) {
case 'FromDate':
case 'ToDate':
SetValue($this->GetIDForIdent($Ident), $Value);
break;
case 'StartBilling':
IPS_LogMessage('Abrechnung', 'Starte Abrechnung...');
try {
$pdfContent = $this->GenerateInvoices();
if ($pdfContent === false) {
IPS_LogMessage('Abrechnung', '❌ GenerateInvoices() lieferte false zurück');
echo "❌ Fehler bei der PDF-Erstellung (GenerateInvoices)";
return;
}
if ($pdfContent === null) {
IPS_LogMessage('Abrechnung', '❌ GenerateInvoices() gab null zurück');
echo "❌ Fehler bei der PDF-Erstellung (leer)";
return;
}
if (strlen($pdfContent) < 100) {
IPS_LogMessage('Abrechnung', '❌ PDF-Inhalt zu kurz: ' . strlen($pdfContent));
echo "❌ Fehler bei der PDF-Erstellung (leeres PDF)";
return;
}
$mediaID = $this->GetIDForIdent('InvoicePDF');
if (!$mediaID) {
IPS_LogMessage('Abrechnung', '❌ Media-ID nicht gefunden');
echo "❌ Kein Media-Objekt vorhanden";
return;
}
IPS_SetMediaContent($mediaID, base64_encode($pdfContent));
SetValue($this->GetIDForIdent('LastResult'), 'Abrechnung vom ' . date('d.m.Y H:i'));
IPS_LogMessage('Abrechnung', '✅ Abrechnung erfolgreich gespeichert (' . strlen($pdfContent) . ' Bytes)');
echo "✅ PDF erfolgreich erstellt.";
} catch (Throwable $e) {
IPS_LogMessage('Abrechnung', '💥 Exception in StartBilling: ' . $e->getMessage());
echo "❌ Ausnahmefehler: " . $e->getMessage();
}
break;
}
}
// ====================== PDF-Logik ======================
public function GenerateInvoices()
{
$from = GetValue($this->GetIDForIdent('FromDate'));
$to = GetValue($this->GetIDForIdent('ToDate'));
IPS_LogMessage('Abrechnung', '🕒 Starte GenerateInvoices()');
IPS_LogMessage('Abrechnung', 'Zeitraum von ' . date('d.m.Y H:i', $from) . ' bis ' . date('d.m.Y H:i', $to));
$users = json_decode($this->ReadPropertyString('Users'), true);
$power = json_decode($this->ReadPropertyString('PowerMeters'), true);
$water = json_decode($this->ReadPropertyString('WaterMeters'), true);
$tariffs = json_decode($this->ReadPropertyString('Tariffs'), true);
if (!class_exists('TCPDF')) {
IPS_LogMessage('Abrechnung', '❌ TCPDF fehlt prüfe libs/vendor/autoload.php');
return false;
}
try {
$pdf = new TCPDF('P', 'mm', 'A4', true, 'UTF-8', false);
$pdf->SetCreator('IPSymcon Abrechnung');
$pdf->SetMargins(15, 15, 15);
$pdf->SetAutoPageBreak(true, 20);
$pdf->SetFont('dejavusans', '', 10);
foreach ($users as $user) {
IPS_LogMessage('Abrechnung', '→ Erstelle Seite für Benutzer: ' . $user['name']);
$pdf->AddPage();
// 🔽 Hier fügst du den neuen HTML-Block ein:
$html = "
<h2>Rechnung für {$user['name']}</h2>
<p>{$user['address']}<br>{$user['city']}</p>
<table border='1' cellpadding='2' style='font-size:8px;'>
<tr style='background-color:#e0e0e0;'>
<th>Zähler</th>
<th>Typ</th>
<th>Startzeit</th>
<th>Endzeit</th>
<th>Zählerstand Start</th>
<th>Zählerstand Ende</th>
<th>Verbrauch</th>
<th>Tarif (Rp)</th>
<th>Kosten (CHF)</th>
</tr>
";
$total = 0.0;
foreach ($power as $m) {
if ($m['user_id'] != $user['id']) continue;
$cost = $this->AddMeterToPDFRow($m, $tariffs, $from, $to, 'Strombezug');
$html .= $cost['row'];
$total += $cost['value'];
}
foreach ($water as $m) {
if ($m['user_id'] != $user['id']) continue;