Initial commit

qrcode.php

@@ -0,0 +1,51 @@
+<?php
+require 'vendor/autoload.php';
+
+use Endroid\QrCode\QrCode;
+use Endroid\QrCode\Writer\PngWriter;
+
+use Endroid\QrCode\Color\Color;
+use Endroid\QrCode\Encoding\Encoding;
+use Endroid\QrCode\ErrorCorrectionLevel;
+use Endroid\QrCode\Label\Label;
+use Endroid\QrCode\Logo\Logo;
+use Endroid\QrCode\RoundBlockSizeMode;
+use Endroid\QrCode\Writer\ValidationException;
+
+session_start();
+
+if (isset($_SESSION['id_token'])) {
+    $url = $_SESSION['url'];
+} elseif (isset($_GET['url'])) {
+    $url = $_GET['url'];
+} else {
+    header('Location: index.php');
+    exit();
+}
+
+// create QR-Code
+//$qrCode = new QrCode($url);
+$qrCode = new QrCode(
+    data: $url,
+//    encoding: new Encoding('UTF-8'),
+//    errorCorrectionLevel: ErrorCorrectionLevel::Low,
+//    size: 300,
+    margin: 0,
+    roundBlockSizeMode: RoundBlockSizeMode::Enlarge,
+//    foregroundColor: new Color(0, 0, 0),
+//    backgroundColor: new Color(255, 255, 255)
+);
+//$qrCode->setSize(300); // Größe des QR-Codes
+//$qrCode->setMargin(0); // Rand um den QR-Code
+
+// generate QR-Code as png
+$writer = new PngWriter();
+$result = $writer->write($qrCode);
+
+// set header
+header('Content-Type: '.$result->getMimeType());
+header('Content-Disposition: inline; filename="qrcode.png"');
+
+// output QR-Code
+echo $result->getString();
+?>