discourse/lib/validators/topic_title_length_validato...

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# frozen_string_literal: true
class TopicTitleLengthValidator < ActiveModel::EachValidator
def validate_each(record, attribute, value)
title_validator(record).validate_each(record, attribute, value)
end
private
def title_validator(record)
length_range =
if record.user.try(:admin?)
1..SiteSetting.max_topic_title_length
elsif record.private_message?
SiteSetting.private_message_title_length
else
SiteSetting.topic_title_length
end
ActiveModel::Validations::LengthValidator.new(
attributes: :title,
in: length_range,
allow_blank: true,
)
end
end