mastodon/app/lib/settings/scoped_settings.rb

78 lines
1.8 KiB
Ruby

# frozen_string_literal: true
module Settings
class ScopedSettings
DEFAULTING_TO_UNSCOPED = %w(
theme
noindex
).freeze
def initialize(object)
@object = object
end
def method_missing(method, *args)
method_name = method.to_s
# set a value for a variable
if method_name[-1] == '='
var_name = method_name.sub('=', '')
value = args.first
self[var_name] = value
else
# retrieve a value
self[method_name]
end
end
def respond_to_missing?(*)
true
end
def all_as_records
vars = thing_scoped
records = vars.index_by(&:var)
Setting.default_settings.each do |key, default_value|
next if records.key?(key) || default_value.is_a?(Hash)
records[key] = Setting.new(var: key, value: default_value)
end
records
end
def []=(key, value)
key = key.to_s
record = thing_scoped.find_or_initialize_by(var: key)
record.update!(value: value)
Rails.cache.write(Setting.cache_key(key, @object), value)
end
def [](key)
Rails.cache.fetch(Setting.cache_key(key, @object)) do
db_val = thing_scoped.find_by(var: key.to_s)
if db_val
default_value = ScopedSettings.default_settings[key]
return default_value.with_indifferent_access.merge!(db_val.value) if default_value.is_a?(Hash)
db_val.value
else
ScopedSettings.default_settings[key]
end
end
end
class << self
def default_settings
defaulting = DEFAULTING_TO_UNSCOPED.index_with { |k| Setting[k] }
Setting.default_settings.merge!(defaulting)
end
end
protected
def thing_scoped
Setting.unscoped.where(thing_type: @object.class.base_class.to_s, thing_id: @object.id)
end
end
end