Add qrcodes to pdf

setup.py

@@ -11,7 +11,7 @@
     description='',
     # Latest mysql-connector was weird behavior: https://stackoverflow.com/questions/73244027/character-set-utf8-unsupported-in-python-mysql-connector
     install_requires=['reportlab>=3.6.8', 'Flask>=2.0.0', "mysql-connector-python<=8.0.29", "gunicorn==20.1.0",
-                      "pyyaml>=6.0"],
+                      "pyyaml>=6.0", "qrcode-7.4.2"],
     scripts=['scripts/generate.py'],
     include_package_data=True,
     package_data={

wlan_api/pdf/VoucherPrint.py

@@ -1,3 +1,5 @@
+import qrcode
+
 from reportlab.lib.pagesizes import A5
 from reportlab.platypus import SimpleDocTemplate, Paragraph, PageBreak, Image, ListFlowable, ListItem, Spacer, Table, TableStyle
 from reportlab.lib.styles import getSampleStyleSheet, ParagraphStyle, ListStyle
@@ -64,6 +66,10 @@ def _header_footer(canvas, doc):
         canvas.restoreState()
 
     def print_table(self, elements, voucher):
+        # Generate QR Code
+        img = qrcode.make(voucher)
+        img.save('assets/images/qrcode.jpg')
+        qrcode = Image('assets/images/qrcode.jpg')
         table = Table([('Voucher Code', voucher)],
                       colWidths=55 * mm, rowHeights=10 * mm)
         table.setStyle(TableStyle(
@@ -91,6 +97,7 @@ def print_vouchers(self):
         elements = []
 
         for i, voucher in enumerate(self.vouchers):
+
             #qrcode = QRFlowable('http://redirect.wlan.tuerantuer.org/?voucher=' + voucher)
             #elements.append(qrcode)
 

wlan_api/server.py

@@ -1,10 +1,10 @@
 import os
+import pathlib
 
+import yaml
 from flask import Flask, redirect
 
 from wlan_api.vpg import vpg
-import yaml
-import pathlib
 
 
 def create_app():

wlan_api/vpg/templates/pdf/step.html

@@ -7,7 +7,7 @@ <h1>
 </h1>
 <div class="section">
     <div>
-        Please upload the PDF to the Google Drive! The download starts after about 20 seconds.
+        Please upload the PDF to the Nextcloud! The download starts after about 20 seconds.
     </div>
 
     <form action="/vpg/pdf/generate" method="POST" enctype="multipart/form-data">