From 2138faecf95c7a0f22e6c41448d512218b5dac6a Mon Sep 17 00:00:00 2001
From: Raphael Michel <mail@raphaelmichel.de>
Date: Sat, 17 Sep 2016 23:08:56 +0200
Subject: [PATCH] SecurityMiddleware: Increase CSP parser tolerance

---
 src/pretix/base/middleware.py | 4 ++--
 1 file changed, 2 insertions(+), 2 deletions(-)

diff --git a/src/pretix/base/middleware.py b/src/pretix/base/middleware.py
index 4d80d97c3..b244f1ecb 100644
--- a/src/pretix/base/middleware.py
+++ b/src/pretix/base/middleware.py
@@ -139,8 +139,8 @@ class SecurityMiddleware:
     def _parse_csp(self, header):
         h = {}
         for part in header.split(';'):
-            k, v = part.split(' ', 1)
-            h[k] = v
+            k, v = part.strip().split(' ', 1)
+            h[k.strip()] = v
         return h
 
     def _render_csp(self, h):