discourse/app/models/report.rb

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require_dependency 'topic_subtype'
class Report
attr_accessor :type, :data, :total, :prev30Days, :start_date,
:end_date, :category_id, :group_id, :labels, :async,
:prev_period, :facets, :limit, :processing, :average, :percent
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def self.default_days
30
end
def initialize(type)
@type = type
@start_date ||= Report.default_days.days.ago.beginning_of_day
@end_date ||= Time.zone.now.end_of_day
end
def self.cache_key(report)
(+"reports:") <<
[
report.type,
report.category_id,
report.start_date.to_date.strftime("%Y%m%d"),
report.end_date.to_date.strftime("%Y%m%d"),
report.group_id,
report.facets,
report.limit
].map(&:to_s).join(':')
end
def self.clear_cache
Discourse.cache.keys("reports:*").each do |key|
Discourse.cache.redis.del(key)
end
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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type: type,
title: I18n.t("reports.#{type}.title"),
xaxis: I18n.t("reports.#{type}.xaxis"),
yaxis: I18n.t("reports.#{type}.yaxis"),
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description: description.presence ? description : nil,
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data: data,
start_date: start_date&.iso8601,
end_date: end_date&.iso8601,
category_id: category_id,
group_id: group_id,
prev30Days: self.prev30Days,
report_key: Report.cache_key(self),
labels: labels,
processing: self.processing,
average: self.average,
percent: self.percent
}.tap do |json|
json[:total] = total if total
json[:prev_period] = prev_period if 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)
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opts ||= {}
# Load the report
report = Report.new(type)
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report.start_date = opts[:start_date] if opts[:start_date]
report.end_date = opts[:end_date] if opts[:end_date]
report.category_id = opts[:category_id] if opts[:category_id]
report.group_id = opts[:group_id] if opts[:group_id]
report.facets = opts[:facets] || [:total, :prev30Days]
report.limit = opts[:limit] if opts[:limit]
report.processing = false
report.average = opts[:average] || false
report.percent = opts[:percent] || false
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(Report.cache_key(report), report.as_json, force: true, expires_in: duration)
end
def self.find(type, opts = nil)
report = _get(type, opts)
report_method = :"report_#{type}"
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
report
end
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def self.req_report(report, filter = nil)
data =
if filter == :page_view_total
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)
else
ApplicationRequest.where(req_type: ApplicationRequest.req_types[filter])
end
report.data = []
data.where('date >= ? AND date <= ?', report.start_date, report.end_date)
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.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_visits(report)
basic_report_about report, UserVisit, :by_day, report.start_date, report.end_date, report.group_id
add_counts report, UserVisit, 'visited_at'
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end
def self.report_mobile_visits(report)
basic_report_about report, UserVisit, :mobile_by_day, report.start_date, report.end_date
report.total = UserVisit.where(mobile: true).count
report.prev30Days = UserVisit.where(mobile: true).where("visited_at >= ? and visited_at < ?", report.start_date - 30.days, report.start_date).count
end
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def self.report_signups(report)
if report.group_id
basic_report_about report, User.real, :count_by_signup_date, report.start_date, report.end_date, report.group_id
add_counts report, User.real, 'users.created_at'
else
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report_about report, User.real, :count_by_signup_date
end
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end
def self.report_new_contributors(report)
report.data = []
data = User.real.count_by_first_post(report.start_date, report.end_date)
if report.facets.include?(:prev30Days)
prev30DaysData = User.real.count_by_first_post(report.start_date - 30.days, report.start_date)
report.prev30Days = prev30DaysData.sum { |k, v| v }
end
if report.facets.include?(:total)
report.total = User.real.count_by_first_post
end
if report.facets.include?(:prev_period)
prev_period_data = User.real.count_by_first_post(report.start_date - (report.end_date - report.start_date), report.start_date)
report.prev_period = prev_period_data.sum { |k, v| v }
end
data.each do |key, value|
report.data << { x: key, y: value }
end
end
def self.report_daily_engaged_users(report)
report.average = true
report.data = []
data = UserAction.count_daily_engaged_users(report.start_date, report.end_date)
if report.facets.include?(:prev30Days)
prev30DaysData = UserAction.count_daily_engaged_users(report.start_date - 30.days, report.start_date)
report.prev30Days = prev30DaysData.sum { |k, v| v }
end
if report.facets.include?(:total)
report.total = UserAction.count_daily_engaged_users
end
if report.facets.include?(:prev_period)
prev_data = UserAction.count_daily_engaged_users(report.start_date - (report.end_date - report.start_date), report.start_date)
prev = prev_data.sum { |k, v| v }
if prev > 0
prev = prev / ((report.end_date - report.start_date) / 1.day)
end
report.prev_period = prev
end
data.each do |key, value|
report.data << { x: key, y: value }
end
end
def self.report_dau_by_mau(report)
report.average = true
report.percent = true
data_points = UserVisit.count_by_active_users(report.start_date, report.end_date)
report.data = []
compute_dau_by_mau = Proc.new { |data_point|
if data_point["mau"] == 0
0
else
((data_point["dau"].to_f / data_point["mau"].to_f) * 100).ceil(2)
end
}
dau_avg = Proc.new { |start_date, end_date|
data_points = UserVisit.count_by_active_users(start_date, end_date)
if !data_points.empty?
sum = data_points.sum { |data_point| compute_dau_by_mau.call(data_point) }
(sum.to_f / data_points.count.to_f).ceil(2)
end
}
data_points.each do |data_point|
report.data << { x: data_point["date"], y: compute_dau_by_mau.call(data_point) }
end
if report.facets.include?(:prev_period)
report.prev_period = dau_avg.call(report.start_date - (report.end_date - report.start_date), report.start_date)
end
if report.facets.include?(:prev30Days)
report.prev30Days = dau_avg.call(report.start_date - 30.days, report.start_date)
end
end
def self.report_profile_views(report)
start_date = report.start_date
end_date = report.end_date
basic_report_about report, UserProfileView, :profile_views_by_day, start_date, end_date, report.group_id
report.total = UserProfile.sum(:views)
report.prev30Days = UserProfileView.where("viewed_at >= ? AND viewed_at < ?", start_date - 30.days, start_date + 1).count
end
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def self.report_topics(report)
basic_report_about report, Topic, :listable_count_per_day, report.start_date, report.end_date, report.category_id
countable = Topic.listable_topics
countable = countable.where(category_id: report.category_id) if report.category_id
add_counts report, countable, 'topics.created_at'
end
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def self.report_posts(report)
basic_report_about report, Post, :public_posts_count_per_day, report.start_date, report.end_date, report.category_id
countable = Post.public_posts.where(post_type: Post.types[:regular])
countable = countable.joins(:topic).where("topics.category_id = ?", report.category_id) if report.category_id
add_counts report, countable, 'posts.created_at'
end
def self.report_time_to_first_response(report)
report.data = []
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Topic.time_to_first_response_per_day(report.start_date, report.end_date, category_id: report.category_id).each do |r|
report.data << { x: Date.parse(r["date"]), y: r["hours"].to_f.round(2) }
end
report.total = Topic.time_to_first_response_total(category_id: report.category_id)
report.prev30Days = Topic.time_to_first_response_total(start_date: report.start_date - 30.days, end_date: report.start_date, category_id: report.category_id)
end
def self.report_topics_with_no_response(report)
report.data = []
Topic.with_no_response_per_day(report.start_date, report.end_date, report.category_id).each do |r|
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report.data << { x: Date.parse(r["date"]), y: r["count"].to_i }
end
report.total = Topic.with_no_response_total(category_id: report.category_id)
report.prev30Days = Topic.with_no_response_total(start_date: report.start_date - 30.days, end_date: report.start_date, category_id: report.category_id)
end
def self.report_emails(report)
report_about report, EmailLog
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)
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report.data = []
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subject_class.send(report_method, *args).each do |date, count|
report.data << { x: date, y: count }
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end
end
def self.add_counts(report, subject_class, query_column = 'created_at')
if report.facets.include?(:prev_period)
report.prev_period = subject_class
.where("#{query_column} >= ? and #{query_column} < ?",
(report.start_date - (report.end_date - report.start_date)),
report.start_date).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
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end
def self.report_users_by_trust_level(report)
report.data = []
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User.real.group('trust_level').count.sort.each do |level, count|
report.data << { key: TrustLevel.levels[level.to_i], x: level.to_i, y: count }
end
end
# Post action counts:
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def self.report_flags(report)
basic_report_about report, PostAction, :flag_count_by_date, report.start_date, report.end_date, report.category_id
countable = PostAction.where(post_action_type_id: PostActionType.flag_types_without_custom.values)
countable = countable.joins(post: :topic).where("topics.category_id = ?", report.category_id) if report.category_id
add_counts report, countable, 'post_actions.created_at'
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end
def self.report_likes(report)
post_action_report report, PostActionType.types[:like]
end
def self.report_bookmarks(report)
post_action_report report, PostActionType.types[:bookmark]
end
def self.post_action_report(report, post_action_type)
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report.data = []
PostAction.count_per_day_for_type(post_action_type, category_id: report.category_id, start_date: report.start_date, end_date: report.end_date).each do |date, count|
report.data << { x: date, y: count }
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end
countable = PostAction.unscoped.where(post_action_type_id: post_action_type)
countable = countable.joins(post: :topic).where("topics.category_id = ?", report.category_id) if report.category_id
add_counts report, countable, 'post_actions.created_at'
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end
# Private messages counts:
def self.private_messages_report(report, topic_subtype)
basic_report_about report, Topic, :private_message_topics_count_per_day, report.start_date, report.end_date, topic_subtype
add_counts report, Topic.private_messages.with_subtype(topic_subtype), 'topics.created_at'
end
def self.report_user_to_user_private_messages(report)
private_messages_report report, TopicSubtype.user_to_user
end
def self.report_user_to_user_private_messages_with_replies(report)
topic_subtype = TopicSubtype.user_to_user
basic_report_about report, Post, :private_messages_count_per_day, report.start_date, report.end_date, topic_subtype
add_counts report, Post.private_posts.with_topic_subtype(topic_subtype), 'posts.created_at'
end
def self.report_system_private_messages(report)
private_messages_report report, TopicSubtype.system_message
end
def self.report_moderator_warning_private_messages(report)
private_messages_report report, TopicSubtype.moderator_warning
end
def self.report_notify_moderators_private_messages(report)
private_messages_report report, TopicSubtype.notify_moderators
end
def self.report_notify_user_private_messages(report)
private_messages_report report, TopicSubtype.notify_user
end
def self.report_web_crawlers(report)
report.data = WebCrawlerRequest.where('date >= ? and date <= ?', report.start_date, report.end_date)
.limit(200)
.order('sum_count DESC')
.group(:user_agent).sum(:count)
.map { |ua, count| { x: ua, y: count } }
end
def self.report_users_by_type(report)
report.data = []
label = Proc.new { |key| I18n.t("reports.users_by_type.xaxis_labels.#{key}") }
admins = User.real.admins.count
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report.data << { key: "admins", x: label.call("admin"), y: admins } if admins > 0
moderators = User.real.moderators.count
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report.data << { key: "moderators", x: label.call("moderator"), y: moderators } if moderators > 0
suspended = User.real.suspended.count
report.data << { key: "suspended", x: label.call("suspended"), y: suspended } if suspended > 0
silenced = User.real.silenced.count
report.data << { key: "silenced", x: label.call("silenced"), y: silenced } if silenced > 0
end
def self.report_top_referred_topics(report)
report.labels = [I18n.t("reports.top_referred_topics.xaxis"),
I18n.t("reports.top_referred_topics.num_clicks")]
result = IncomingLinksReport.find(:top_referred_topics, start_date: 7.days.ago, limit: report.limit)
report.data = result.data
end
def self.report_trending_search(report)
report.data = []
select_sql = <<~SQL
lower(term) term,
COUNT(*) AS searches,
SUM(CASE
WHEN search_result_id IS NOT NULL THEN 1
ELSE 0
END) AS click_through,
COUNT(DISTINCT ip_address) AS unique_searches
SQL
trends = SearchLog.select(select_sql)
.where('created_at > ? AND created_at <= ?', report.start_date, report.end_date)
.group('lower(term)')
.order('unique_searches DESC, click_through ASC, term ASC')
.limit(report.limit || 20).to_a
report.labels = [:term, :searches, :click_through].map { |key|
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I18n.t("reports.trending_search.labels.#{key}")
}
trends.each do |trend|
ctr =
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if trend.click_through == 0 || trend.searches == 0
0
else
trend.click_through.to_f / trend.searches.to_f
end
report.data << {
term: trend.term,
unique_searches: trend.unique_searches,
ctr: (ctr * 100).ceil(1).to_s + "%"
}
end
end
end