From 93897134caf42f1b70620282cef04865af7026b1 Mon Sep 17 00:00:00 2001 From: Eugen Rochko Date: Wed, 21 Mar 2018 10:26:53 +0100 Subject: Permit dots in usernames with conditions (#6844) * Permit dots in usernames with conditions - Dot cannot be the start or end of username - a.lice and al.ice are considered the same during sign-up * Fix regex mixin flags --- app/validators/unique_username_validator.rb | 14 ++++++++++++++ 1 file changed, 14 insertions(+) create mode 100644 app/validators/unique_username_validator.rb (limited to 'app/validators/unique_username_validator.rb') diff --git a/app/validators/unique_username_validator.rb b/app/validators/unique_username_validator.rb new file mode 100644 index 000000000..c76407b16 --- /dev/null +++ b/app/validators/unique_username_validator.rb @@ -0,0 +1,14 @@ +# frozen_string_literal: true + +class UniqueUsernameValidator < ActiveModel::Validator + def validate(account) + return if account.username.nil? + + normalized_username = account.username.downcase.delete('.') + + scope = Account.where(domain: nil, username: normalized_username) + scope = scope.where.not(id: account.id) if account.persisted? + + account.errors.add(:username, :taken) if scope.exists? + end +end -- cgit