mailman2: sort lists, allow subscription to public lists

mailman2/views.py

@@ -54,24 +54,22 @@ def build_overview_context(user):
     }
 
     mailinglists = []
-    for mailing_list in MailingList.objects.all():
+    for mailing_list in MailingList.objects.order_by("name"):
         list_data = {
             # "obj": mailing_list,
             "name": mailing_list.name,
             "description": mailing_list.description,
             "archive_private": mailing_list.archive_private,
-            "visible": False,
+            "visible": mailing_list.user_can_see(user),
             "subscribed": False,
             "recommended": False,
-            "can_subscribe": False,
+            "can_subscribe": mailing_list.user_can_subscribe(user),
             "can_unsubscribe": False,
             "subscriptions": [],
         }
         row = 0
         for address in verified_addresses:
             group_policy = mailing_list.user_subscribe_policy(user)
-            if mailing_list.advertised:
-                list_data["visible"] = True
             if group_policy:
                 if group_policy.policy >= GroupPolicy.ALLOW:
                     list_data["visible"] = True