mastodon-glitch/app/validators/poll_validator.rb

20 lines
1.1 KiB
Ruby

# frozen_string_literal: true
class PollValidator < ActiveModel::Validator
MAX_OPTIONS = 4
MAX_OPTION_CHARS = 25
MAX_EXPIRATION = 1.month.freeze
MIN_EXPIRATION = 5.minutes.freeze
def validate(poll)
current_time = Time.now.utc
poll.errors.add(:options, I18n.t('polls.errors.too_few_options')) unless poll.options.size > 1
poll.errors.add(:options, I18n.t('polls.errors.too_many_options', max: MAX_OPTIONS)) if poll.options.size > MAX_OPTIONS
poll.errors.add(:options, I18n.t('polls.errors.over_character_limit', max: MAX_OPTION_CHARS)) if poll.options.any? { |option| option.mb_chars.grapheme_length > MAX_OPTION_CHARS }
poll.errors.add(:options, I18n.t('polls.errors.duplicate_options')) unless poll.options.uniq.size == poll.options.size
poll.errors.add(:expires_at, I18n.t('polls.errors.duration_too_long')) if poll.expires_at.nil? || poll.expires_at - current_time > MAX_EXPIRATION
poll.errors.add(:expires_at, I18n.t('polls.errors.duration_too_short')) if poll.expires_at.present? && poll.expires_at - current_time < MIN_EXPIRATION
end
end