--- /dev/null	Thu Jan 01 00:00:00 1970 +0000
+++ b/mod_audit_register/mod_audit_register.lua	Wed May 11 12:44:32 2022 +0200
@@ -0,0 +1,23 @@
+module:depends("audit");
+-- luacheck: read globals module.audit
+
+local st = require "util.stanza";
+
+module:hook("user-registered", function(event)
+	local session = event.session;
+	local custom = {};
+	local invite = event.validated_invite or (event.session and event.session.validated_invite);
+	if invite then
+		table.insert(custom, st.stanza(
+			"invite-used",
+			{
+				xmlns = "xmpp:prosody.im/audit",
+				token = invite.token,
+			}
+		))
+	end
+	module:audit(event.username, "user-registered", {
+		session = session,
+		custom = custom,
+	});
+end);