From dfedf096565fbd9ef81d575f5716fa55cff088c0 Mon Sep 17 00:00:00 2001
From: Raphael Michel <michel@rami.io>
Date: Thu, 10 Nov 2022 13:53:15 +0100
Subject: [PATCH] PDF renderer: Normalize unicode before printing text

---
 src/pretix/base/pdf.py | 4 ++++
 1 file changed, 4 insertions(+)

diff --git a/src/pretix/base/pdf.py b/src/pretix/base/pdf.py
index 1dbb32f8e..8eeffd8d3 100644
--- a/src/pretix/base/pdf.py
+++ b/src/pretix/base/pdf.py
@@ -40,6 +40,7 @@ import os
 import re
 import subprocess
 import tempfile
+import unicodedata
 import uuid
 from collections import OrderedDict
 from functools import partial
@@ -860,6 +861,9 @@ class Renderer:
         except:
             logger.exception('Reshaping/Bidi fixes failed on string {}'.format(repr(text)))
 
+        # reportlab does not support unicode combination characters
+        text = unicodedata.normalize("NFKC", text)
+
         p = Paragraph(text, style=style)
         w, h = p.wrapOn(canvas, float(o['width']) * mm, 1000 * mm)
         # p_size = p.wrap(float(o['width']) * mm, 1000 * mm)