Use new forbidden default value system in mautrix-python. Fixes #388

example-config.yaml

@@ -33,7 +33,7 @@ appservice:
     # the HS database.
     public:
         # Whether or not the public-facing endpoints should be enabled.
-        enabled: true
+        enabled: false
         # The prefix to use in the public-facing endpoints.
         prefix: /public
         # The base URL where the public-facing endpoints are available. The prefix is not added

mautrix_telegram/config.py

@@ -19,7 +19,8 @@ import os
 
 from mautrix.types import UserID
 from mautrix.client import Client
-from mautrix.bridge.config import BaseBridgeConfig, ConfigUpdateHelper
+from mautrix.bridge.config import (BaseBridgeConfig, ConfigUpdateHelper, ForbiddenKey,
+                                   ForbiddenDefault)
 
 Permissions = NamedTuple("Permissions", relaybot=bool, user=bool, puppeting=bool,
                          matrix_puppeting=bool, admin=bool, level=str)
@@ -32,6 +33,17 @@ class Config(BaseBridgeConfig):
         except KeyError:
             return super().__getitem__(key)
 
+    @property
+    def forbidden_defaults(self) -> List[ForbiddenDefault]:
+        return [
+            *super().forbidden_defaults,
+            ForbiddenDefault("appservice.public.external", "https://example.com/public",
+                             condition="appservice.public.enabled"),
+            ForbiddenDefault("bridge.permissions", ForbiddenKey("example.com")),
+            ForbiddenDefault("telegram.api_id", 12345),
+            ForbiddenDefault("telegram.api_hash", "tjyd5yge35lbodk1xwzw2jstp90k55qz"),
+        ]
+
     def do_update(self, helper: ConfigUpdateHelper) -> None:
         copy, copy_dict, base = helper