mirror of
https://github.com/discourse/discourse.git
synced 2024-12-25 02:23:44 +08:00
111 lines
3.5 KiB
Ruby
111 lines
3.5 KiB
Ruby
class CategoryUser < ActiveRecord::Base
|
|
belongs_to :category
|
|
belongs_to :user
|
|
|
|
def self.lookup(user, level)
|
|
self.where(user: user, notification_level: notification_levels[level])
|
|
end
|
|
|
|
def self.lookup_by_category(user, category)
|
|
self.where(user: user, category: category)
|
|
end
|
|
|
|
# same for now
|
|
def self.notification_levels
|
|
TopicUser.notification_levels
|
|
end
|
|
|
|
%w{watch track}.each do |s|
|
|
define_singleton_method("auto_#{s}_new_topic") do |topic, new_category=nil|
|
|
category_id = topic.category_id
|
|
|
|
if new_category && topic.created_at > 5.days.ago
|
|
# we want to apply default of the new category
|
|
category_id = new_category.id
|
|
# remove defaults from previous category
|
|
remove_default_from_topic(topic.id, TopicUser.notification_levels[:"#{s}ing"], TopicUser.notification_reasons[:"auto_#{s}_category"])
|
|
end
|
|
|
|
apply_default_to_topic(topic.id, category_id, TopicUser.notification_levels[:"#{s}ing"], TopicUser.notification_reasons[:"auto_#{s}_category"])
|
|
end
|
|
end
|
|
|
|
def self.batch_set(user, level, category_ids)
|
|
records = CategoryUser.where(user: user, notification_level: notification_levels[level])
|
|
old_ids = records.pluck(:category_id)
|
|
|
|
category_ids = Category.where('id in (?)', category_ids).pluck(:id)
|
|
|
|
remove = (old_ids - category_ids)
|
|
if remove.present?
|
|
records.where('category_id in (?)', remove).destroy_all
|
|
end
|
|
|
|
(category_ids - old_ids).each do |id|
|
|
CategoryUser.create!(user: user, category_id: id, notification_level: notification_levels[level])
|
|
end
|
|
end
|
|
|
|
def self.set_notification_level_for_category(user, level, category_id)
|
|
record = CategoryUser.where(user: user, category_id: category_id).first
|
|
|
|
if record.present?
|
|
record.notification_level = level
|
|
record.save!
|
|
else
|
|
CategoryUser.create!(user: user, category_id: category_id, notification_level: level)
|
|
end
|
|
end
|
|
|
|
def self.apply_default_to_topic(topic_id, category_id, level, reason)
|
|
# Can not afford to slow down creation of topics when a pile of users are watching new topics, reverting to SQL for max perf here
|
|
sql = <<-SQL
|
|
INSERT INTO topic_users(user_id, topic_id, notification_level, notifications_reason_id)
|
|
SELECT user_id, :topic_id, :level, :reason
|
|
FROM category_users
|
|
WHERE notification_level = :level
|
|
AND category_id = :category_id
|
|
AND NOT EXISTS(SELECT 1 FROM topic_users WHERE topic_id = :topic_id AND user_id = category_users.user_id)
|
|
SQL
|
|
|
|
exec_sql(sql,
|
|
topic_id: topic_id,
|
|
category_id: category_id,
|
|
level: level,
|
|
reason: reason
|
|
)
|
|
end
|
|
|
|
def self.remove_default_from_topic(topic_id, level, reason)
|
|
sql = <<-SQL
|
|
DELETE FROM topic_users
|
|
WHERE topic_id = :topic_id
|
|
AND notifications_changed_at IS NULL
|
|
AND notification_level = :level
|
|
AND notifications_reason_id = :reason
|
|
SQL
|
|
|
|
exec_sql(sql,
|
|
topic_id: topic_id,
|
|
level: level,
|
|
reason: reason
|
|
)
|
|
end
|
|
|
|
def self.ensure_consistency!
|
|
exec_sql("DELETE FROM category_users WHERE user_id NOT IN (SELECT id FROM users)")
|
|
end
|
|
|
|
private_class_method :apply_default_to_topic, :remove_default_from_topic
|
|
end
|
|
|
|
# == Schema Information
|
|
#
|
|
# Table name: category_users
|
|
#
|
|
# id :integer not null, primary key
|
|
# category_id :integer not null
|
|
# user_id :integer not null
|
|
# notification_level :integer not null
|
|
#
|