Add options to disable setting profile info for prevent changes. (#7053)

1 files changed, 16 insertions, 0 deletions

diff --git a/synapse/handlers/profile.py b/synapse/handlers/profile.py
index 50ce0c585b..6aa1c0f5e0 100644
--- a/synapse/handlers/profile.py
+++ b/synapse/handlers/profile.py
@@ -157,6 +157,15 @@ class BaseProfileHandler(BaseHandler):
         if not by_admin and target_user != requester.user:
             raise AuthError(400, "Cannot set another user's displayname")
 
+        if not by_admin and not self.hs.config.enable_set_displayname:
+            profile = yield self.store.get_profileinfo(target_user.localpart)
+            if profile.display_name:
+                raise SynapseError(
+                    400,
+                    "Changing display name is disabled on this server",
+                    Codes.FORBIDDEN,
+                )
+
         if len(new_displayname) > MAX_DISPLAYNAME_LEN:
             raise SynapseError(
                 400, "Displayname is too long (max %i)" % (MAX_DISPLAYNAME_LEN,)
@@ -218,6 +227,13 @@ class BaseProfileHandler(BaseHandler):
         if not by_admin and target_user != requester.user:
             raise AuthError(400, "Cannot set another user's avatar_url")
 
+        if not by_admin and not self.hs.config.enable_set_avatar_url:
+            profile = yield self.store.get_profileinfo(target_user.localpart)
+            if profile.avatar_url:
+                raise SynapseError(
+                    400, "Changing avatar is disabled on this server", Codes.FORBIDDEN
+                )
+
         if len(new_avatar_url) > MAX_AVATAR_URL_LEN:
             raise SynapseError(
                 400, "Avatar URL is too long (max %i)" % (MAX_AVATAR_URL_LEN,)