From c9695e4177968e2bf7a2f624607cb6238fb9c57b Mon Sep 17 00:00:00 2001
From: Patrick Cernko <pcernko@mpi-klsb.mpg.de>
Date: Tue, 23 Jan 2024 11:57:10 +0100
Subject: [PATCH] warn about set/modified mailman settings that are not
 supported by this migration script

---
 gen_config.py | 17 +++++++++++++++++
 1 file changed, 17 insertions(+)

diff --git a/gen_config.py b/gen_config.py
index b94d196..210c342 100755
--- a/gen_config.py
+++ b/gen_config.py
@@ -60,6 +60,23 @@ old_vars = {}
 with open(args.input) as fd:
     exec(fd.read(), old_vars)
 
+defaults = {
+    'msg_footer': """_______________________________________________
+%(real_name)s mailing list
+%(real_name)s@%(host_name)s
+%(web_page_url)slistinfo%(cgiext)s/%(_internal_name)s""",
+}
+# sign_policy & encrypt_policy are from https://people.mpi-klsb.mpg.de/~pcernko/mailman-pgpsmime.shtml
+for k in 'umbrella_list topics emergency personalize member_moderation_action welcome_msg msg_header msg_footer sign_policy encrypt_policy'.split():
+    if not old_vars.get(k):
+        continue
+    value = old_vars[k]
+    if defaults.get(k) == value:
+        continue
+    if isinstance(value, str):
+        value = value.replace('\n', '\\n')
+    warn(f'WARNING: "{k}" is set (or non-default), automatic migration not support, please fix manually: "{value}"')
+
 
 xml = ET.Element("list")
 
-- 
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