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376 lines
12 KiB
Ruby
376 lines
12 KiB
Ruby
require_dependency 'topic_subtype'
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class Report
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# Change this line each time report format change
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# and you want to ensure cache is reset
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SCHEMA_VERSION = 4
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attr_accessor :type, :data, :total, :prev30Days, :start_date,
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:end_date, :labels, :prev_period, :facets, :limit, :average,
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:percent, :higher_is_better, :icon, :modes, :prev_data,
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:prev_start_date, :prev_end_date, :dates_filtering, :error,
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:primary_color, :secondary_color, :filters, :available_filters
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def self.default_days
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30
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end
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def initialize(type)
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@type = type
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@start_date ||= Report.default_days.days.ago.utc.beginning_of_day
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@end_date ||= Time.now.utc.end_of_day
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@prev_end_date = @start_date
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@average = false
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@percent = false
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@higher_is_better = true
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@modes = [:table, :chart]
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@prev_data = nil
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@dates_filtering = true
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@available_filters = {}
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@filters = {}
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tertiary = ColorScheme.hex_for_name('tertiary') || '0088cc'
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@primary_color = rgba_color(tertiary)
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@secondary_color = rgba_color(tertiary, 0.1)
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end
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def self.cache_key(report)
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(+"reports:") <<
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[
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report.type,
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report.start_date.to_date.strftime("%Y%m%d"),
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report.end_date.to_date.strftime("%Y%m%d"),
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report.facets,
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report.limit,
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report.filters.blank? ? nil : MultiJson.dump(report.filters),
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SCHEMA_VERSION,
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].compact.map(&:to_s).join(':')
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end
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def add_filter(name, options = {})
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default_filter = { allow_any: false, choices: [], default: nil }
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available_filters[name] = default_filter.merge(options)
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end
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def remove_filter(name)
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available_filters.delete(name)
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end
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def self.clear_cache(type = nil)
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pattern = type ? "reports:#{type}:*" : "reports:*"
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Discourse.cache.keys(pattern).each do |key|
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Discourse.cache.redis.del(key)
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end
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end
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def self.wrap_slow_query(timeout = 20000)
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ActiveRecord::Base.connection.transaction do
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# Set a statement timeout so we can't tie up the server
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DB.exec "SET LOCAL statement_timeout = #{timeout}"
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yield
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end
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end
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def prev_start_date
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self.start_date - (self.end_date - self.start_date)
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end
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def prev_end_date
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self.start_date
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end
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def as_json(options = nil)
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description = I18n.t("reports.#{type}.description", default: "")
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{
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type: type,
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title: I18n.t("reports.#{type}.title", default: nil),
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xaxis: I18n.t("reports.#{type}.xaxis", default: nil),
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yaxis: I18n.t("reports.#{type}.yaxis", default: nil),
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description: description.presence ? description : nil,
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data: data,
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start_date: start_date&.iso8601,
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end_date: end_date&.iso8601,
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prev_data: self.prev_data,
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prev_start_date: prev_start_date&.iso8601,
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prev_end_date: prev_end_date&.iso8601,
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prev30Days: self.prev30Days,
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dates_filtering: self.dates_filtering,
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report_key: Report.cache_key(self),
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primary_color: self.primary_color,
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secondary_color: self.secondary_color,
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available_filters: self.available_filters.map { |k, v| { id: k }.merge(v) },
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labels: labels || [
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{
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type: :date,
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property: :x,
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title: I18n.t("reports.default.labels.day")
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},
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{
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type: :number,
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property: :y,
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title: I18n.t("reports.default.labels.count")
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},
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],
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average: self.average,
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percent: self.percent,
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higher_is_better: self.higher_is_better,
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modes: self.modes,
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}.tap do |json|
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json[:icon] = self.icon if self.icon
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json[:error] = self.error if self.error
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json[:total] = self.total if self.total
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json[:prev_period] = self.prev_period if self.prev_period
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json[:prev30Days] = self.prev30Days if self.prev30Days
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json[:limit] = self.limit if self.limit
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if type == 'page_view_crawler_reqs'
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json[:related_report] = Report.find('web_crawlers', start_date: start_date, end_date: end_date)&.as_json
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end
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end
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end
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def Report.add_report(name, &block)
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singleton_class.instance_eval { define_method("report_#{name}", &block) }
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end
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def self._get(type, opts = nil)
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opts ||= {}
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# Load the report
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report = Report.new(type)
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report.start_date = opts[:start_date] if opts[:start_date]
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report.end_date = opts[:end_date] if opts[:end_date]
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report.facets = opts[:facets] || [:total, :prev30Days]
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report.limit = opts[:limit] if opts[:limit]
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report.average = opts[:average] if opts[:average]
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report.percent = opts[:percent] if opts[:percent]
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report.filters = opts[:filters] if opts[:filters]
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report
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end
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def self.find_cached(type, opts = nil)
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report = _get(type, opts)
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Discourse.cache.read(cache_key(report))
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end
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def self.cache(report, duration)
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Discourse.cache.write(cache_key(report), report.as_json, force: true, expires_in: duration)
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end
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def self.find(type, opts = nil)
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opts ||= {}
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begin
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report = _get(type, opts)
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report_method = :"report_#{type}"
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begin
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wrap_slow_query do
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if respond_to?(report_method)
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public_send(report_method, report)
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elsif type =~ /_reqs$/
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req_report(report, type.split(/_reqs$/)[0].to_sym)
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else
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return nil
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end
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end
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rescue ActiveRecord::QueryCanceled, PG::QueryCanceled => e
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report.error = :timeout
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end
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rescue Exception => e
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# In test mode, don't swallow exceptions by default to help debug errors.
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raise if Rails.env.test? && !opts[:wrap_exceptions_in_test]
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# ensures that if anything unexpected prevents us from
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# creating a report object we fail elegantly and log an error
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if !report
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Rails.logger.error("Couldn’t create report `#{type}`: <#{e.class} #{e.message}>")
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return nil
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end
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report.error = :exception
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# given reports can be added by plugins we don’t want dashboard failures
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# on report computation, however we do want to log which report is provoking
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# an error
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Rails.logger.error("Error while computing report `#{report.type}`: #{e.message}\n#{e.backtrace.join("\n")}")
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end
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report
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end
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def self.req_report(report, filter = nil)
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data =
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if filter == :page_view_total
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ApplicationRequest.where(req_type: [
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ApplicationRequest.req_types.reject { |k, v| k =~ /mobile/ }.map { |k, v| v if k =~ /page_view/ }.compact
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].flatten)
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else
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ApplicationRequest.where(req_type: ApplicationRequest.req_types[filter])
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end
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if filter == :page_view_total
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report.icon = 'file'
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end
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report.data = []
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data.where('date >= ? AND date <= ?', report.start_date, report.end_date)
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.order(date: :asc)
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.group(:date)
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.sum(:count)
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.each do |date, count|
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report.data << { x: date, y: count }
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end
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report.total = data.sum(:count)
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report.prev30Days = data.where(
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'date >= ? AND date < ?',
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(report.start_date - 31.days), report.start_date
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).sum(:count)
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end
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def self.report_about(report, subject_class, report_method = :count_per_day)
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basic_report_about report, subject_class, report_method, report.start_date, report.end_date
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add_counts report, subject_class
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end
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def self.basic_report_about(report, subject_class, report_method, *args)
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report.data = []
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subject_class.public_send(report_method, *args).each do |date, count|
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report.data << { x: date, y: count }
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end
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end
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def self.add_prev_data(report, subject_class, report_method, *args)
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if report.modes.include?(:chart) && report.facets.include?(:prev_period)
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prev_data = subject_class.public_send(report_method, *args)
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report.prev_data = prev_data.map { |k, v| { x: k, y: v } }
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end
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end
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def self.add_counts(report, subject_class, query_column = 'created_at')
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if report.facets.include?(:prev_period)
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prev_data = subject_class
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.where("#{query_column} >= ? and #{query_column} < ?",
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report.prev_start_date,
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report.prev_end_date)
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report.prev_period = prev_data.count
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end
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if report.facets.include?(:total)
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report.total = subject_class.count
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end
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if report.facets.include?(:prev30Days)
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report.prev30Days = subject_class
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.where("#{query_column} >= ? and #{query_column} < ?",
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report.start_date - 30.days,
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report.start_date).count
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end
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end
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def self.post_action_report(report, post_action_type)
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category_filter = report.filters.dig(:category)
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report.add_filter('category', default: category_filter)
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report.data = []
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PostAction.count_per_day_for_type(post_action_type, category_id: category_filter, start_date: report.start_date, end_date: report.end_date).each do |date, count|
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report.data << { x: date, y: count }
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end
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countable = PostAction.unscoped.where(post_action_type_id: post_action_type)
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countable = countable.joins(post: :topic).merge(Topic.in_category_and_subcategories(category_filter)) if category_filter
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add_counts report, countable, 'post_actions.created_at'
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end
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def self.private_messages_report(report, topic_subtype)
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report.icon = 'envelope'
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subject = Topic.where('topics.user_id > 0')
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basic_report_about report, subject, :private_message_topics_count_per_day, report.start_date, report.end_date, topic_subtype
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subject = Topic.private_messages.where('topics.user_id > 0').with_subtype(topic_subtype)
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add_counts report, subject, 'topics.created_at'
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end
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def lighten_color(hex, amount)
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hex = adjust_hex(hex)
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rgb = hex.scan(/../).map { |color| color.hex }
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rgb[0] = [(rgb[0].to_i + 255 * amount).round, 255].min
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rgb[1] = [(rgb[1].to_i + 255 * amount).round, 255].min
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rgb[2] = [(rgb[2].to_i + 255 * amount).round, 255].min
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"#%02x%02x%02x" % rgb
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end
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def rgba_color(hex, opacity = 1)
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rgbs = hex_to_rgbs(adjust_hex(hex))
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"rgba(#{rgbs.join(',')},#{opacity})"
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end
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private
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def adjust_hex(hex)
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hex = hex.gsub('#', '')
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if hex.size == 3
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chars = hex.scan(/\w/)
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hex = chars.zip(chars).flatten.join
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end
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if hex.size < 3
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hex = hex.ljust(6, hex.last)
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end
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hex
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end
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def hex_to_rgbs(hex_color)
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hex_color = hex_color.gsub('#', '')
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rgbs = hex_color.scan(/../)
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rgbs
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.map! { |color| color.hex }
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.map! { |rgb| rgb.to_i }
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end
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end
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require_relative "reports/visits"
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require_relative "reports/visits_mobile"
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require_relative "reports/consolidated_page_views"
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require_relative "reports/top_ignored_users"
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require_relative "reports/top_uploads"
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require_relative "reports/moderators_activity"
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require_relative "reports/signups"
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require_relative "reports/storage_stats"
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require_relative "reports/suspicious_logins"
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require_relative "reports/new_contributors"
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require_relative "reports/users_by_trust_level"
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require_relative "reports/staff_logins"
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require_relative "reports/users_by_type"
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require_relative "reports/user_flagging_ratio"
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require_relative "reports/post_edits"
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require_relative "reports/daily_engaged_users"
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require_relative "reports/flags_status"
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require_relative "reports/trending_search"
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require_relative "reports/top_referrers"
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require_relative "reports/top_traffic_sources"
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require_relative "reports/top_referred_topics"
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require_relative "reports/notify_user_private_messages"
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require_relative "reports/user_to_user_private_messages"
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require_relative "reports/user_to_user_private_messages_with_replies"
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require_relative "reports/system_private_messages"
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require_relative "reports/moderator_warning_private_messages"
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require_relative "reports/notify_moderators_private_messages"
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require_relative "reports/flags"
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require_relative "reports/likes"
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require_relative "reports/bookmarks"
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require_relative "reports/dau_by_mau"
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require_relative "reports/profile_views"
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require_relative "reports/topics"
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require_relative "reports/posts"
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require_relative "reports/time_to_first_response"
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require_relative "reports/topics_with_no_response"
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require_relative "reports/emails"
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require_relative "reports/web_crawlers"
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