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27 lines
759 B
27 lines
759 B
# frozen_string_literal: true
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class FollowLimitValidator < ActiveModel::Validator
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LIMIT = ENV.fetch('MAX_FOLLOWS_THRESHOLD', 7_500).to_i
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RATIO = ENV.fetch('MAX_FOLLOWS_RATIO', 1.1).to_f
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def validate(follow)
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return if follow.account.nil? || !follow.account.local?
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follow.errors.add(:base, I18n.t('users.follow_limit_reached', limit: self.class.limit_for_account(follow.account))) if limit_reached?(follow.account)
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end
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class << self
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def limit_for_account(account)
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if account.following_count < LIMIT
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LIMIT
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else
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[(account.followers_count * RATIO).round, LIMIT].max
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end
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end
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end
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private
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def limit_reached?(account)
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account.following_count >= self.class.limit_for_account(account)
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end
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end
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