class IncomingLinksReport attr_accessor :type, :data, :y_titles def initialize(type) @type = type @y_titles = {} @data = nil end def as_json(options = nil) { type: self.type, title: I18n.t("reports.#{self.type}.title"), xaxis: I18n.t("reports.#{self.type}.xaxis"), ytitles: self.y_titles, data: self.data } end def self.find(type, opts={}) report_method = :"report_#{type}" return nil unless respond_to?(report_method) # Load the report report = IncomingLinksReport.new(type) send(report_method, report) report end # Return top 10 users who brought traffic to the site within the last 30 days def self.report_top_referrers(report) report.y_titles[:num_clicks] = I18n.t("reports.#{report.type}.num_clicks") report.y_titles[:num_topics] = I18n.t("reports.#{report.type}.num_topics") num_clicks = link_count_per_user num_topics = topic_count_per_user report.data = [] num_clicks.keys.each do |username| report.data << {username: username, num_clicks: num_clicks[username], num_topics: num_topics[username]} end report.data = report.data.sort_by {|x| x[:num_clicks]}.reverse[0,10] end def self.per_user @per_user_query ||= IncomingLink.where('incoming_links.created_at > ? AND incoming_links.user_id IS NOT NULL', 30.days.ago).joins(:user).group('users.username') end def self.link_count_per_user per_user.count end def self.topic_count_per_user per_user.count('incoming_links.topic_id', distinct: true) end # Return top 10 domains that brought traffic to the site within the last 30 days def self.report_top_traffic_sources(report) report.y_titles[:num_clicks] = I18n.t("reports.#{report.type}.num_clicks") report.y_titles[:num_topics] = I18n.t("reports.#{report.type}.num_topics") report.y_titles[:num_users] = I18n.t("reports.#{report.type}.num_users") num_clicks = link_count_per_domain num_topics = topic_count_per_domain(num_clicks.keys) report.data = [] num_clicks.keys.each do |domain| report.data << {domain: domain, num_clicks: num_clicks[domain], num_topics: num_topics[domain]} end report.data = report.data.sort_by {|x| x[:num_clicks]}.reverse[0,10] end def self.link_count_per_domain(limit=10) IncomingLink.where('created_at > ? AND domain IS NOT NULL', 30.days.ago).group('domain').order('count_all DESC').limit(limit).count end def self.per_domain(domains) IncomingLink.where('created_at > ? AND domain IN (?)', 30.days.ago, domains).group('domain') end def self.topic_count_per_domain(domains) # COUNT(DISTINCT) is slow per_domain(domains).count('topic_id', distinct: true) end def self.report_top_referred_topics(report) report.y_titles[:num_clicks] = I18n.t("reports.#{report.type}.num_clicks") num_clicks = link_count_per_topic num_clicks = num_clicks.to_a.sort_by {|x| x[1]}.last(10).reverse # take the top 10 report.data = [] topics = Topic.select('id, slug, title').where('id in (?)', num_clicks.map {|z| z[0]}) num_clicks.each do |topic_id, num_clicks_element| topic = topics.find {|t| t.id == topic_id} if topic report.data << {topic_id: topic_id, topic_title: topic.title, topic_slug: topic.slug, num_clicks: num_clicks_element} end end report.data end def self.link_count_per_topic IncomingLink.where('created_at > ? AND topic_id IS NOT NULL', 30.days.ago).group('topic_id').count end end