330 lines
7.6 KiB
Ruby
330 lines
7.6 KiB
Ruby
require_dependency 'site_settings/deprecated_settings'
|
|
require_dependency 'site_settings/type_supervisor'
|
|
require_dependency 'site_settings/defaults_provider'
|
|
require_dependency 'site_settings/db_provider'
|
|
|
|
module SiteSettingExtension
|
|
include SiteSettings::DeprecatedSettings
|
|
extend Forwardable
|
|
|
|
def_delegator :defaults, :site_locale, :default_locale
|
|
def_delegator :defaults, :site_locale=, :default_locale=
|
|
def_delegator :defaults, :has_setting?
|
|
def_delegators 'SiteSettings::TypeSupervisor', :types, :supported_types
|
|
|
|
# part 1 of refactor, centralizing the dependency here
|
|
def provider=(val)
|
|
@provider = val
|
|
refresh!
|
|
end
|
|
|
|
def provider
|
|
@provider ||= SiteSettings::DbProvider.new(SiteSetting)
|
|
end
|
|
|
|
def mutex
|
|
@mutex ||= Mutex.new
|
|
end
|
|
|
|
def current
|
|
@containers ||= {}
|
|
@containers[provider.current_site] ||= {}
|
|
end
|
|
|
|
def defaults
|
|
@defaults ||= SiteSettings::DefaultsProvider.new(self)
|
|
end
|
|
|
|
def type_supervisor
|
|
@type_supervisor ||= SiteSettings::TypeSupervisor.new(defaults)
|
|
end
|
|
|
|
def categories
|
|
@categories ||= {}
|
|
end
|
|
|
|
def shadowed_settings
|
|
@shadowed_settings ||= []
|
|
end
|
|
|
|
def hidden_settings
|
|
@hidden_settings ||= []
|
|
end
|
|
|
|
def refresh_settings
|
|
@refresh_settings ||= []
|
|
end
|
|
|
|
def client_settings
|
|
@client_settings ||= []
|
|
end
|
|
|
|
def previews
|
|
@previews ||= {}
|
|
end
|
|
|
|
def setting(name_arg, default = nil, opts = {})
|
|
name = name_arg.to_sym
|
|
mutex.synchronize do
|
|
defaults.load_setting(
|
|
name,
|
|
default,
|
|
opts.extract!(*SiteSettings::DefaultsProvider::CONSUMED_OPTS)
|
|
)
|
|
|
|
categories[name] = opts[:category] || :uncategorized
|
|
|
|
if opts[:hidden]
|
|
hidden_settings << name
|
|
end
|
|
|
|
if opts[:shadowed_by_global] && GlobalSetting.respond_to?(name)
|
|
val = GlobalSetting.send(name)
|
|
|
|
unless val.nil? || (val == ''.freeze)
|
|
hidden_settings << name
|
|
shadowed_settings << name
|
|
end
|
|
end
|
|
|
|
if opts[:refresh]
|
|
refresh_settings << name
|
|
end
|
|
|
|
if opts[:client]
|
|
client_settings << name.to_sym
|
|
end
|
|
|
|
if opts[:preview]
|
|
previews[name] = opts[:preview]
|
|
end
|
|
|
|
type_supervisor.load_setting(
|
|
name,
|
|
opts.extract!(*SiteSettings::TypeSupervisor::CONSUMED_OPTS)
|
|
)
|
|
|
|
setup_methods(name)
|
|
end
|
|
end
|
|
|
|
def settings_hash
|
|
result = {}
|
|
defaults.each_key do |s|
|
|
result[s] = send(s).to_s
|
|
end
|
|
result
|
|
end
|
|
|
|
def client_settings_json
|
|
Rails.cache.fetch(SiteSettingExtension.client_settings_cache_key, expires_in: 30.minutes) do
|
|
client_settings_json_uncached
|
|
end
|
|
end
|
|
|
|
def client_settings_json_uncached
|
|
MultiJson.dump(Hash[*@client_settings.map { |n| [n, self.send(n)] }.flatten])
|
|
end
|
|
|
|
# Retrieve all settings
|
|
def all_settings(include_hidden = false)
|
|
defaults
|
|
.reject { |s, _| !include_hidden && hidden_settings.include?(s) }
|
|
.map do |s, v|
|
|
value = send(s)
|
|
opts = {
|
|
setting: s,
|
|
description: description(s),
|
|
default: defaults[s].to_s,
|
|
value: value.to_s,
|
|
category: categories[s],
|
|
preview: previews[s]
|
|
}.merge(type_supervisor.type_hash(s))
|
|
|
|
opts
|
|
end.unshift(defaults.locale_setting_hash)
|
|
end
|
|
|
|
def description(setting)
|
|
I18n.t("site_settings.#{setting}")
|
|
end
|
|
|
|
def self.client_settings_cache_key
|
|
# NOTE: we use the git version in the key to ensure
|
|
# that we don't end up caching the incorrect version
|
|
# in cases where we are cycling unicorns
|
|
"client_settings_json_#{Discourse.git_version}"
|
|
end
|
|
|
|
# refresh all the site settings
|
|
def refresh!
|
|
mutex.synchronize do
|
|
ensure_listen_for_changes
|
|
|
|
new_hash = Hash[*(defaults.db_all.map { |s|
|
|
[s.name.to_sym, type_supervisor.to_rb_value(s.name, s.value, s.data_type)]
|
|
}.to_a.flatten)]
|
|
|
|
defaults_view = defaults.all
|
|
|
|
# add locale default and defaults based on default_locale, cause they are cached
|
|
new_hash = defaults_view.merge!(new_hash)
|
|
|
|
# add shadowed
|
|
shadowed_settings.each { |ss| new_hash[ss] = GlobalSetting.send(ss) }
|
|
|
|
changes, deletions = diff_hash(new_hash, current)
|
|
changes.each { |name, val| current[name] = val }
|
|
deletions.each { |name, _| current[name] = defaults_view[name] }
|
|
|
|
clear_cache!
|
|
end
|
|
end
|
|
|
|
def ensure_listen_for_changes
|
|
unless @subscribed
|
|
MessageBus.subscribe("/site_settings") do |message|
|
|
process_message(message)
|
|
end
|
|
@subscribed = true
|
|
end
|
|
end
|
|
|
|
def process_message(message)
|
|
data = message.data
|
|
if data["process"] != process_id
|
|
begin
|
|
@last_message_processed = message.global_id
|
|
MessageBus.on_connect.call(message.site_id)
|
|
refresh!
|
|
ensure
|
|
MessageBus.on_disconnect.call(message.site_id)
|
|
end
|
|
end
|
|
end
|
|
|
|
def diags
|
|
{
|
|
last_message_processed: @last_message_processed
|
|
}
|
|
end
|
|
|
|
def process_id
|
|
@process_id ||= SecureRandom.uuid
|
|
end
|
|
|
|
def after_fork
|
|
@process_id = nil
|
|
ensure_listen_for_changes
|
|
end
|
|
|
|
def remove_override!(name)
|
|
provider.destroy(name)
|
|
current[name] = defaults[name]
|
|
clear_cache!
|
|
end
|
|
|
|
def add_override!(name, val)
|
|
val, type = type_supervisor.to_db_value(name, val)
|
|
provider.save(name, val, type)
|
|
current[name] = type_supervisor.to_rb_value(name, val)
|
|
notify_clients!(name) if client_settings.include? name
|
|
clear_cache!
|
|
end
|
|
|
|
def notify_changed!
|
|
MessageBus.publish('/site_settings', process: process_id)
|
|
end
|
|
|
|
def notify_clients!(name)
|
|
MessageBus.publish('/client_settings', name: name, value: self.send(name))
|
|
end
|
|
|
|
def requires_refresh?(name)
|
|
refresh_settings.include?(name.to_sym)
|
|
end
|
|
|
|
def filter_value(name, value)
|
|
if %w[disabled_image_download_domains onebox_domains_blacklist exclude_rel_nofollow_domains email_domains_blacklist email_domains_whitelist white_listed_spam_host_domains].include? name
|
|
domain_array = []
|
|
value.split('|').each { |url| domain_array << get_hostname(url) }
|
|
value = domain_array.join("|")
|
|
end
|
|
value
|
|
end
|
|
|
|
def set(name, value)
|
|
if has_setting?(name)
|
|
value = filter_value(name, value)
|
|
self.send("#{name}=", value)
|
|
Discourse.request_refresh! if requires_refresh?(name)
|
|
else
|
|
raise ArgumentError.new("Either no setting named '#{name}' exists or value provided is invalid")
|
|
end
|
|
end
|
|
|
|
def set_and_log(name, value, user = Discourse.system_user)
|
|
prev_value = send(name)
|
|
set(name, value)
|
|
StaffActionLogger.new(user).log_site_setting_change(name, prev_value, value) if has_setting?(name)
|
|
end
|
|
|
|
protected
|
|
|
|
def clear_cache!
|
|
Rails.cache.delete(SiteSettingExtension.client_settings_cache_key)
|
|
Site.clear_anon_cache!
|
|
end
|
|
|
|
def diff_hash(new_hash, old)
|
|
changes = []
|
|
deletions = []
|
|
|
|
new_hash.each do |name, value|
|
|
changes << [name, value] if !old.has_key?(name) || old[name] != value
|
|
end
|
|
|
|
old.each do |name, value|
|
|
deletions << [name, value] unless new_hash.has_key?(name)
|
|
end
|
|
|
|
[changes, deletions]
|
|
end
|
|
|
|
def setup_methods(name)
|
|
clean_name = name.to_s.sub("?", "").to_sym
|
|
|
|
define_singleton_method clean_name do
|
|
if (c = @containers[provider.current_site])
|
|
c[name]
|
|
else
|
|
refresh!
|
|
current[name]
|
|
end
|
|
end
|
|
|
|
define_singleton_method "#{clean_name}?" do
|
|
self.send clean_name
|
|
end
|
|
|
|
define_singleton_method "#{clean_name}=" do |val|
|
|
add_override!(name, val)
|
|
end
|
|
end
|
|
|
|
def get_hostname(url)
|
|
unless (URI.parse(url).scheme rescue nil).nil?
|
|
url = "http://#{url}" if URI.parse(url).scheme.nil?
|
|
url = URI.parse(url).host
|
|
end
|
|
url
|
|
end
|
|
|
|
private
|
|
|
|
def logger
|
|
Rails.logger
|
|
end
|
|
|
|
end
|