discourse/app/models/about.rb

125 lines
3.3 KiB
Ruby

# frozen_string_literal: true
class About
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,
post_count: Post.count,
user_count: User.real.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,
posts_7_days: Post.where('created_at > ?', 7.days.ago).count,
posts_30_days: Post.where('created_at > ?', 30.days.ago).count,
users_7_days: User.where('created_at > ?', 7.days.ago).count,
users_30_days: User.where('created_at > ?', 30.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_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
}
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, per_cat_limit: per_cat_limit)
SELECT c.id category_id, user_ids
FROM categories c
CROSS JOIN LATERAL (
SELECT ARRAY(
SELECT u.id
FROM users u
JOIN group_users gu
ON gu.group_id = c.reviewable_by_group_id AND gu.user_id = u.id
ORDER BY last_seen_at DESC
LIMIT :per_cat_limit
) AS user_ids
) user_ids
WHERE c.id IN (:category_ids)
SQL
moderators = {}
User.where(id: results.map(&:user_ids).flatten.uniq).each do |user|
moderators[user.id] = user
end
moderators
results.map do |row|
CategoryMods.new(row.category_id, row.user_ids.map { |id| moderators[id] })
end
end
def category_mods_limit
@category_mods_limit || 100
end
def category_mods_limit=(number)
@category_mods_limit = number
end
end