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31 lines
834 B
31 lines
834 B
# frozen_string_literal: true
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class BlacklistedEmailValidator < ActiveModel::Validator
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def validate(user)
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user.errors.add(:email, I18n.t('users.invalid_email')) if blocked_email?(user.email)
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end
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private
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def blocked_email?(value)
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on_blacklist?(value) || not_on_whitelist?(value)
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end
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def on_blacklist?(value)
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return false if Rails.configuration.x.email_domains_blacklist.blank?
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domains = Rails.configuration.x.email_domains_blacklist.gsub('.', '\.')
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regexp = Regexp.new("@(.+\\.)?(#{domains})", true)
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value =~ regexp
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end
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def not_on_whitelist?(value)
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return false if Rails.configuration.x.email_domains_whitelist.blank?
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domains = Rails.configuration.x.email_domains_whitelist.gsub('.', '\.')
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regexp = Regexp.new("@(.+\\.)?(#{domains})$", true)
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value !~ regexp
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end
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end
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