discourse/app/models/about.rb

167 lines
4.8 KiB
Ruby

# frozen_string_literal: true
class About
cattr_reader :plugin_stat_groups
def self.add_plugin_stat_group(prefix, show_in_ui: false, &block)
@@displayed_plugin_stat_groups << prefix if show_in_ui
@@plugin_stat_groups[prefix] = block
end
def self.clear_plugin_stat_groups
@@displayed_plugin_stat_groups = Set.new
@@plugin_stat_groups = {}
end
def self.displayed_plugin_stat_groups
@@displayed_plugin_stat_groups.to_a
end
clear_plugin_stat_groups
class CategoryMods
include ActiveModel::Serialization
attr_reader :category_id, :moderators
def initialize(category_id, moderators)
@category_id = category_id
@moderators = moderators
end
end
include ActiveModel::Serialization
include StatsCacheable
attr_accessor :moderators, :admins
def self.stats_cache_key
"about-stats"
end
def self.fetch_stats
About.new.stats
end
def initialize(user = nil)
@user = user
end
def version
Discourse::VERSION::STRING
end
def https
SiteSetting.force_https
end
def title
SiteSetting.title
end
def locale
SiteSetting.default_locale
end
def description
SiteSetting.site_description
end
def moderators
@moderators ||= User.where(moderator: true, admin: false).human_users.order("last_seen_at DESC")
end
def admins
@admins ||= User.where(admin: true).human_users.order("last_seen_at DESC")
end
def stats
@stats ||= {
topic_count: Topic.listable_topics.count,
topics_last_day: Topic.listable_topics.where("created_at > ?", 1.days.ago).count,
topics_7_days: Topic.listable_topics.where("created_at > ?", 7.days.ago).count,
topics_30_days: Topic.listable_topics.where("created_at > ?", 30.days.ago).count,
post_count: Post.count,
posts_last_day: Post.where("created_at > ?", 1.days.ago).count,
posts_7_days: Post.where("created_at > ?", 7.days.ago).count,
posts_30_days: Post.where("created_at > ?", 30.days.ago).count,
user_count: User.real.count,
users_last_day: User.real.where("created_at > ?", 1.days.ago).count,
users_7_days: User.real.where("created_at > ?", 7.days.ago).count,
users_30_days: User.real.where("created_at > ?", 30.days.ago).count,
active_users_last_day: User.where("last_seen_at > ?", 1.days.ago).count,
active_users_7_days: User.where("last_seen_at > ?", 7.days.ago).count,
active_users_30_days: User.where("last_seen_at > ?", 30.days.ago).count,
like_count: UserAction.where(action_type: UserAction::LIKE).count,
likes_last_day:
UserAction.where(action_type: UserAction::LIKE).where("created_at > ?", 1.days.ago).count,
likes_7_days:
UserAction.where(action_type: UserAction::LIKE).where("created_at > ?", 7.days.ago).count,
likes_30_days:
UserAction.where(action_type: UserAction::LIKE).where("created_at > ?", 30.days.ago).count,
}.merge(plugin_stats)
end
def plugin_stats
final_plugin_stats = {}
@@plugin_stat_groups.each do |plugin_stat_group_name, stat_group|
begin
stats = stat_group.call
rescue StandardError => err
Discourse.warn_exception(
err,
message: "Unexpected error when collecting #{plugin_stat_group_name} About stats.",
)
next
end
if !stats.key?(:last_day) || !stats.key?("7_days") || !stats.key?("30_days") ||
!stats.key?(:count)
Rails.logger.warn(
"Plugin stat group #{plugin_stat_group_name} for About stats does not have all required keys, skipping.",
)
else
final_plugin_stats.merge!(
stats.transform_keys { |key| "#{plugin_stat_group_name}_#{key}".to_sym },
)
end
end
final_plugin_stats
end
def category_moderators
allowed_cats = Guardian.new(@user).allowed_category_ids
return [] if allowed_cats.blank?
cats_with_mods = Category.where.not(reviewable_by_group_id: nil).pluck(:id)
category_ids = cats_with_mods & allowed_cats
return [] if category_ids.blank?
per_cat_limit = category_mods_limit / category_ids.size
per_cat_limit = 1 if per_cat_limit < 1
results = DB.query(<<~SQL, category_ids: category_ids)
SELECT c.id category_id
, (ARRAY_AGG(u.id ORDER BY u.last_seen_at DESC))[:#{per_cat_limit}] user_ids
FROM categories c
JOIN group_users gu ON gu.group_id = c.reviewable_by_group_id
JOIN users u ON u.id = gu.user_id
WHERE c.id IN (:category_ids)
GROUP BY c.id
ORDER BY c.position
SQL
mods = User.where(id: results.map(&:user_ids).flatten.uniq).index_by(&:id)
results.map { |row| CategoryMods.new(row.category_id, mods.values_at(*row.user_ids)) }
end
def category_mods_limit
@category_mods_limit || 100
end
def category_mods_limit=(number)
@category_mods_limit = number
end
end