Update version to 5.0.9

fsd_utils/locale_selector/set_lang.py

@@ -1,3 +1,5 @@
+from urllib.parse import urlparse
+
 from flask import current_app
 from flask import make_response
 from flask import redirect
@@ -33,10 +35,12 @@ def __init__(self, app):
 
     @staticmethod
     def select_language(locale):
-
-        response = make_response(
-            redirect(request.referrer or "/", 302)
-        )
+        referrer = request.referrer or "/"
+        referrer = referrer.replace("\\", "/")
+        if not urlparse(referrer).netloc and not urlparse(referrer).scheme:
+            response = make_response(redirect(referrer, 302))
+        else:
+            response = make_response(redirect("/", 302))
         LanguageSelector.set_language_cookie(locale, response)
 
         return response

pyproject.toml

@@ -5,7 +5,7 @@ build-backend = "setuptools.build_meta"
 [project]
 name = "funding-service-design-utils"
 
-version = "5.0.8"
+version = "5.0.9"
 
 authors = [
   { name="MHCLG", email="[email protected]" },