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99 lines
2.6 KiB
Ruby
99 lines
2.6 KiB
Ruby
require_dependency 'enum'
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class SearchLog < ActiveRecord::Base
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belongs_to :topic, foreign_key: :clicked_topic_id
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validates_presence_of :term, :ip_address
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def self.search_types
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@search_types ||= Enum.new(
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header: 1,
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full_page: 2
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)
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end
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def self.log(term:, search_type:, ip_address:, user_id: nil)
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search_type = search_types[search_type]
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return [:error] unless search_type.present? && ip_address.present?
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update_sql = <<~SQL
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UPDATE search_logs
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SET term = :term,
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created_at = :created_at
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WHERE created_at > :timeframe AND
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position(term IN :term) = 1 AND
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((:user_id IS NULL AND ip_address = :ip_address) OR
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(user_id = :user_id))
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RETURNING id
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SQL
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rows = exec_sql(
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update_sql,
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term: term,
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created_at: Time.zone.now,
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timeframe: 5.seconds.ago,
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user_id: user_id,
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ip_address: ip_address
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)
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if rows.cmd_tuples == 0
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result = create(
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term: term,
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search_type: search_type,
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ip_address: ip_address,
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user_id: user_id
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)
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[:created, result.id]
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else
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[:updated, rows[0]['id'].to_i]
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end
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end
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def self.trending(period = :all)
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SearchLog.select("term,
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COUNT(*) AS searches,
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SUM(CASE
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WHEN clicked_topic_id IS NOT NULL THEN 1
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ELSE 0
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END) AS click_through,
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MODE() WITHIN GROUP (ORDER BY clicked_topic_id) AS clicked_topic_id,
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COUNT(DISTINCT ip_address) AS unique")
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.includes(:topic)
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.where('created_at > ?', start_of(period))
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.group(:term)
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.order('COUNT(DISTINCT ip_address) DESC')
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.limit(100).to_a
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end
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def self.start_of(period)
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case period
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when :yearly then 1.year.ago
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when :monthly then 1.month.ago
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when :quarterly then 3.months.ago
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when :weekly then 1.week.ago
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when :daily then 1.day.ago
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else 1000.years.ago
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end
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end
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def self.clean_up
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search_id = SearchLog.order(:id).offset(SiteSetting.search_query_log_max_size).limit(1).pluck(:id)
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if search_id.present?
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SearchLog.where('id < ?', search_id[0]).delete_all
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end
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end
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end
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# == Schema Information
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#
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# Table name: search_logs
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#
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# id :integer not null, primary key
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# term :string not null
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# user_id :integer
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# ip_address :inet not null
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# clicked_topic_id :integer
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# search_type :integer not null
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# created_at :datetime not null
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#
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