mirror of
https://github.com/discourse/discourse.git
synced 2024-11-25 05:02:24 +08:00
30990006a9
This reduces chances of errors where consumers of strings mutate inputs and reduces memory usage of the app. Test suite passes now, but there may be some stuff left, so we will run a few sites on a branch prior to merging
378 lines
12 KiB
Ruby
378 lines
12 KiB
Ruby
# frozen_string_literal: true
|
||
|
||
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)
|
||
public_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("Couldn’t create report `#{type}`: <#{e.class} #{e.message}>")
|
||
return nil
|
||
end
|
||
|
||
report.error = :exception
|
||
|
||
# given reports can be added by plugins we don’t 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.public_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.public_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 lighten_color(hex, amount)
|
||
hex = adjust_hex(hex)
|
||
rgb = hex.scan(/../).map { |color| color.hex }
|
||
rgb[0] = [(rgb[0].to_i + 255 * amount).round, 255].min
|
||
rgb[1] = [(rgb[1].to_i + 255 * amount).round, 255].min
|
||
rgb[2] = [(rgb[2].to_i + 255 * amount).round, 255].min
|
||
"#%02x%02x%02x" % rgb
|
||
end
|
||
|
||
def rgba_color(hex, opacity = 1)
|
||
rgbs = hex_to_rgbs(adjust_hex(hex))
|
||
"rgba(#{rgbs.join(',')},#{opacity})"
|
||
end
|
||
|
||
private
|
||
|
||
def adjust_hex(hex)
|
||
hex = hex.gsub('#', '')
|
||
|
||
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
|
||
|
||
hex
|
||
end
|
||
|
||
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"
|