discourse/app/models/report.rb

362 lines
12 KiB
Ruby
Raw Blame History

This file contains ambiguous Unicode characters

This file contains Unicode characters that might be confused with other characters. If you think that this is intentional, you can safely ignore this warning. Use the Escape button to reveal them.

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