discourse/lib/validators/not_username_validator.rb
Bianca Nenciu 73760c77d9
FEATURE: Mention @here to notify users in topic (#14900)
Use @here to mention all users that were allowed to topic directly or
through group, who liked topics or read the topic. Only first 10 users
will be notified.
2021-11-23 22:25:54 +02:00

16 lines
274 B
Ruby

# frozen_string_literal: true
class NotUsernameValidator
def initialize(opts = {})
@opts = opts
end
def valid_value?(val)
val.blank? || !User.where(username: val).exists?
end
def error_message
I18n.t('site_settings.errors.valid_username')
end
end