app/helpers/filter_helper.rb


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module FilterHelper
  include Redisable

	def phrase_filtered?(status, receiver_id)
    return true if redis.sismember("filtered_statuses:#{receiver_id}", status.id)
    return false unless CustomFilter.where(account_id: receiver_id).exists?

    status = status.reblog if status.reblog?

    if Status.where(id: status.id).where("statuses.normalized_text ~ ANY(ARRAY(SELECT f_normalize(phrase) FROM custom_filters WHERE account_id = ?))", receiver_id).exists?
      redis.sadd("filtered_statuses:#{receiver_id}", status.id)
      return true
    end

    false
  end
end