Update login contribs to honor ACCOUNT_REGISTRATION_ENABLED. Resolve #3428

CHANGELOG.md

@@ -24,6 +24,8 @@
   (InspectorCaracal)
 - [Fix][pull3434]: Adjust lunr search weights to void clashing of cmd-aliases over
   keys which caused some help entries to shadow others (InspectorCaracal)
+- Fix: Make `menu/email_login` contribs honor `NEW_ACCOUNT_REGISTRATION_ENABLED`
+  setting (Griatch)
 - Doc fixes (InspectorCaracal, Griatch)
 
 [new-ondemandhandler][https://www.evennia.com/docs/latest/Components/OnDemandHandler.html]

evennia/commands/default/unloggedin.py

@@ -6,9 +6,8 @@ import datetime
 import re
 from codecs import lookup as codecs_lookup
 
-from django.conf import settings
-
 import evennia
+from django.conf import settings
 from evennia.commands.cmdhandler import CMD_LOGINSTART
 from evennia.comms.models import ChannelDB
 from evennia.utils import class_from_module, create, gametime, logger, utils

evennia/contrib/base_systems/email_login/email_login.py

@@ -33,7 +33,6 @@ the module given by settings.CONNECTION_SCREEN_MODULE.
 """
 
 from django.conf import settings
-
 from evennia.accounts.models import AccountDB
 from evennia.commands.cmdhandler import CMD_LOGINSTART
 from evennia.commands.cmdset import CmdSet
@@ -142,6 +141,15 @@ class CmdUnconnectedCreate(MuxCommand):
     aliases = ["cre", "cr"]
     locks = "cmd:all()"
 
+    def at_pre_cmd(self):
+        """Verify that account creation is enabled."""
+        if not settings.NEW_ACCOUNT_REGISTRATION_ENABLED:
+            # truthy return cancels the command
+            self.msg("Registration is currently disabled.")
+            return True
+
+        return super().at_pre_cmd()
+
     def parse(self):
         """
         The parser must handle the multiple-word account

evennia/contrib/base_systems/menu_login/menu_login.py

@@ -21,14 +21,9 @@ called automatically when a new user connects.
 """
 
 from django.conf import settings
-
 from evennia import CmdSet, Command, syscmdkeys
 from evennia.utils.evmenu import EvMenu
-from evennia.utils.utils import (
+from evennia.utils.utils import callables_from_module, class_from_module, random_string_from_module
-    callables_from_module,
-    class_from_module,
-    random_string_from_module,
-)
 
 _CONNECTION_SCREEN_MODULE = settings.CONNECTION_SCREEN_MODULE
 _GUEST_ENABLED = settings.GUEST_ENABLED
@@ -90,6 +85,10 @@ def node_enter_username(caller, raw_text, **kwargs):
         else:
             new_user = False
 
+        if new_user and not settings.ACCOUNT_REGISTRATION_ENABLED:
+            caller.msg("Registration is currently disabled.")
+            return None
+
         # pass username/new_user into next node as kwargs
         return "node_enter_password", {"new_user": new_user, "username": username}