discourse/app/jobs/scheduled/enqueue_suspect_users.rb

# frozen_string_literal: true

module Jobs
  class EnqueueSuspectUsers < ::Jobs::Scheduled
    every 2.hours

    def execute(_args)
      return unless SiteSetting.approve_suspect_users
      return if SiteSetting.must_approve_users

      users = User
        .distinct
        .activated
        .human_users
        .where(approved: false)
        .joins(:user_profile, :user_stat)
        .where("users.created_at <= ? AND users.created_at >= ?", 1.day.ago, 6.months.ago)
        .where("LENGTH(COALESCE(user_profiles.bio_raw, user_profiles.website, '')) > 0")
        .where("user_stats.posts_read_count <= 1 AND user_stats.topics_entered <= 1")
        .joins("LEFT OUTER JOIN reviewables r ON r.target_id = users.id AND r.target_type = 'User'")
        .where('r.id IS NULL')
        .joins(
          <<~SQL
            LEFT OUTER JOIN (
              SELECT user_id
              FROM user_custom_fields
              WHERE user_custom_fields.name = 'import_id'
            ) AS ucf ON ucf.user_id = users.id
          SQL
        )
        .where('ucf.user_id IS NULL')
        .limit(10)

      users.each do |user|
        user_profile = user.user_profile

        reviewable = ReviewableUser.needs_review!(
          target: user,
          created_by: Discourse.system_user,
          reviewable_by_moderator: true,
          payload: {
            username: user.username,
            name: user.name,
            email: user.email,
            bio: user_profile.bio_raw,
            website: user_profile.website,
          }
        )

        if reviewable.created_new
          reviewable.add_score(
            Discourse.system_user,
            ReviewableScore.types[:needs_approval],
            reason: :suspect_user,
            force_review: true
          )
        end
      end
    end
  end
end