~cytrogen/masto-fe

ref: 685270f3f7ea6d4a8a48ec641e8fdfd9fc2e2d7f masto-fe/app/validators/poll_validator.rb -rw-r--r-- 1.1 KiB
685270f3 — Claire [Glitch] Fix clicking “Explore” or “Live feeds” column headers to scroll in advanced mode 2 years ago 
                                                                                
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# frozen_string_literal: true

class PollValidator < ActiveModel::Validator
  MAX_OPTIONS      = (ENV['MAX_POLL_OPTIONS'] || 5).to_i
  MAX_OPTION_CHARS = (ENV['MAX_POLL_OPTION_CHARS'] || 100).to_i
  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).ceil < MIN_EXPIRATION
  end
end