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Contents
require "mobility/backends/active_record"
require "mobility/backends/hash_valued"
require "mobility/backends/serialized"
module Mobility
module Backends
=begin
Implements {Mobility::Backends::Serialized} backend for ActiveRecord models.
@example Define attribute with serialized backend
class Post < ActiveRecord::Base
translates :title, backend: :serialized, format: :yaml
end
@example Read and write attribute translations
post = Post.create(title: "foo")
post.title
#=> "foo"
Mobility.locale = :ja
post.title = "あああ"
post.save
post.read_attribute(:title) # get serialized value
#=> {:en=>"foo", :ja=>"あああ"}
=end
class ActiveRecord::Serialized
include ActiveRecord
include HashValued
require 'mobility/backends/active_record/serialized/query_methods'
# @!group Backend Configuration
# @param (see Backends::Serialized.configure)
# @option (see Backends::Serialized.configure)
# @raise (see Backends::Serialized.configure)
def self.configure(options)
Serialized.configure(options)
end
# @!endgroup
setup do |attributes, options|
coder = { yaml: YAMLCoder, json: JSONCoder }[options[:format]]
attributes.each { |attribute| serialize attribute, coder }
end
setup_query_methods(QueryMethods)
# @!group Cache Methods
# Returns column value as a hash
# @return [Hash]
def translations
model.read_attribute(attribute)
end
%w[yaml json].each do |format|
class_eval <<-EOM, __FILE__, __LINE__ + 1
class #{format.upcase}Coder
def self.dump(obj)
Serialized.serializer_for(:#{format}).call(obj)
end
def self.load(obj)
return {} if obj.nil?
Serialized.deserializer_for(:#{format}).call(obj)
end
end
EOM
end
end
end
end
Version data entries
15 entries across 15 versions & 1 rubygems