fix: Properly show email in account page when OIDC email_claim is set

src/service/threepid/mod.rs

@@ -33,7 +33,9 @@ pub enum EmailRequirement {
 	Required,
 	/// Users may change or remove their email.
 	Optional,
-	/// Users may not change their email at all.
+	/// Users may see their email, but may not change it.
+	Locked,
+	/// Email features are disabled.
 	Unavailable,
 }
 
@@ -43,6 +45,9 @@ impl EmailRequirement {
 
 	#[must_use]
 	pub fn may_remove(&self) -> bool { matches!(self, Self::Optional) }
+
+	#[must_use]
+	pub fn may_view(&self) -> bool { !matches!(self, Self::Unavailable) }
 }
 
 struct Data {
@@ -91,7 +96,7 @@ impl Service {
 				&& matches!(oidc.profile_key_import_mode, OidcProfileKeyImportMode::OnLogin)
 				&& oidc.email_claim.is_some()
 			{
-				EmailRequirement::Unavailable
+				EmailRequirement::Locked
 			} else if smtp.require_email_for_registration
 				|| smtp.require_email_for_token_registration
 			{