Use direct references for some configuration variables (part 3) (#10885)

This avoids the overhead of searching through the various
configuration classes by directly referencing the class that
the attributes are in.

It also improves type hints since mypy can now resolve the
types of the configuration variables.

1 files changed, 11 insertions, 6 deletions

diff --git a/synapse/handlers/ui_auth/checkers.py b/synapse/handlers/ui_auth/checkers.py
index ea9325e96a..8f5d465fa1 100644
--- a/synapse/handlers/ui_auth/checkers.py
+++ b/synapse/handlers/ui_auth/checkers.py
@@ -82,10 +82,10 @@ class RecaptchaAuthChecker(UserInteractiveAuthChecker):
 
     def __init__(self, hs: "HomeServer"):
         super().__init__(hs)
-        self._enabled = bool(hs.config.recaptcha_private_key)
+        self._enabled = bool(hs.config.captcha.recaptcha_private_key)
         self._http_client = hs.get_proxied_http_client()
-        self._url = hs.config.recaptcha_siteverify_api
-        self._secret = hs.config.recaptcha_private_key
+        self._url = hs.config.captcha.recaptcha_siteverify_api
+        self._secret = hs.config.captcha.recaptcha_private_key
 
     def is_enabled(self) -> bool:
         return self._enabled
@@ -161,12 +161,17 @@ class _BaseThreepidAuthChecker:
                 self.hs.config.account_threepid_delegate_msisdn, threepid_creds
             )
         elif medium == "email":
-            if self.hs.config.threepid_behaviour_email == ThreepidBehaviour.REMOTE:
+            if (
+                self.hs.config.email.threepid_behaviour_email
+                == ThreepidBehaviour.REMOTE
+            ):
                 assert self.hs.config.account_threepid_delegate_email
                 threepid = await identity_handler.threepid_from_creds(
                     self.hs.config.account_threepid_delegate_email, threepid_creds
                 )
-            elif self.hs.config.threepid_behaviour_email == ThreepidBehaviour.LOCAL:
+            elif (
+                self.hs.config.email.threepid_behaviour_email == ThreepidBehaviour.LOCAL
+            ):
                 threepid = None
                 row = await self.store.get_threepid_validation_session(
                     medium,
@@ -218,7 +223,7 @@ class EmailIdentityAuthChecker(UserInteractiveAuthChecker, _BaseThreepidAuthChec
         _BaseThreepidAuthChecker.__init__(self, hs)
 
     def is_enabled(self) -> bool:
-        return self.hs.config.threepid_behaviour_email in (
+        return self.hs.config.email.threepid_behaviour_email in (
             ThreepidBehaviour.REMOTE,
             ThreepidBehaviour.LOCAL,
         )