Rocket.Chat/apps/meteor/app/lib/server/methods/checkRegistrationSecretURL.ts

import { Meteor } from 'meteor/meteor';
import { check } from 'meteor/check';
import type { ServerMethods } from '@rocket.chat/ui-contexts';

import { settings } from '../../../settings/server';

Meteor.methods<ServerMethods>({
	checkRegistrationSecretURL(hash) {
		check(hash, String);

		return hash === settings.get('Accounts_RegistrationForm_SecretURL');
	},
});