149 lines
3.7 KiB
Ruby
149 lines
3.7 KiB
Ruby
require_dependency 'enum'
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class SearchLog < ActiveRecord::Base
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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.search_result_types
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@search_result_types ||= Enum.new(
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topic: 1,
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user: 2,
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category: 3,
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tag: 4
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)
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end
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def self.redis_key(ip_address:, user_id: nil)
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if user_id
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"__SEARCH__LOG_#{user_id}"
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else
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"__SEARCH__LOG_#{ip_address}"
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end
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end
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# for testing
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def self.clear_debounce_cache!
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$redis.keys("__SEARCH__LOG_*").each do |k|
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$redis.del(k)
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end
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end
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def self.log(term:, search_type:, ip_address:, user_id: nil)
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return [:error] if term.blank?
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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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key = redis_key(user_id: user_id, ip_address: ip_address)
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result = nil
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if existing = $redis.get(key)
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id, old_term = existing.split(",", 2)
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if term.start_with?(old_term)
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where(id: id.to_i).update_all(
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created_at: Time.zone.now,
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term: term
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)
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result = [:updated, id.to_i]
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end
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end
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if !result
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log = create(
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term: term,
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search_type: search_type,
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ip_address: ip_address,
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user_id: user_id
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)
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result = [:created, log.id]
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end
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$redis.setex(key, 5, "#{result[1]},#{term}")
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result
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end
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def self.term_details(term, period = :weekly, search_type = :all)
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details = []
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result = SearchLog.select("COUNT(*) AS count, created_at::date AS date")
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.where('term LIKE ?', term)
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.where('created_at > ?', start_of(period))
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result = result.where('search_type = ?', search_types[search_type]) if search_type == :header || search_type == :full_page
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result = result.where('search_result_id IS NOT NULL') if search_type == :click_through_only
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result.group(:term)
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.order("date")
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.group("date")
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.each do |record|
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details << { x: Date.parse(record['date'].to_s), y: record['count'] }
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end
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return {
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type: "search_log_term",
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title: I18n.t("search_logs.graph_title"),
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start_date: start_of(period),
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end_date: Time.zone.now,
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data: details,
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period: period.to_s
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}
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end
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def self.trending(period = :all, search_type = :all)
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result = SearchLog.select("term,
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COUNT(*) AS searches,
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SUM(CASE
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WHEN search_result_id IS NOT NULL THEN 1
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ELSE 0
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END) AS click_through,
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COUNT(DISTINCT ip_address) AS unique")
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.where('created_at > ?', start_of(period))
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result = result.where('search_type = ?', search_types[search_type]) unless search_type == :all
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result = result.group(:term)
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.order('COUNT(DISTINCT ip_address) DESC, COUNT(*) 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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# search_result_id :integer
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# search_type :integer not null
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# created_at :datetime not null
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# search_result_type :integer
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#
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