UnityのiOSビルド時にローカライズファイルを設定する

PostprocessBuildPlayer.rb

#!/usr/bin/env ruby

require 'xcodeproj'
require 'fileutils'

PROJECT = 'Unity-iPhone'
TARGET = 'Unity-iPhone'
LIBRARY = 'Libraries'
LOCALIZE = 'Localize'

# localizeファイルを追加
def add_localize_file(project, localizations)
  project.targets.each do |target|
    next unless TARGET == target.name

    build_phase = target.resources_build_phase
    library_group = project.main_group.children.find {|child| child.path == LIBRARY}

    localizations.each do |localization|
      next if exist_localize?(build_phase, "#{localization[:name]}.strings")

      localize_group = project.new(Xcodeproj::Project::Object::PBXVariantGroup)
      localize_group.name = "#{localization[:name]}.strings"

      library_group << localize_group

      localization[:local].each do |local|
        copy_localize(local)
        localize_ref = localize_group.new_reference("#{local}.lproj/#{localization[:name]}.strings")
        localize_ref.name = local
      end

      build_phase.add_file_reference(localize_group)

    end
  end
end

# ローカライズファイル追加済みか
def exist_localize?(build_phase, name)
  !build_phase.files_references.find {|file| file.name == name }.nil?
end

# localizeファイルをコピー
def copy_localize(name)
  from = File.expand_path("../../#{LOCALIZE}/#{name}.lproj", __FILE__)
  to = "#{ARGV[0]}/#{LIBRARY}/#{name}.lproj"
  unless File.exists?(to)
    FileUtils.copy_entry(from, to)
  end
end

project_path = ARGV[0] + "/#{PROJECT}.xcodeproj"
project = Xcodeproj::Project.new(project_path)

project.initialize_from_file

# ローカライズ
add_localize_file(project, [ {name: 'Localizable', local: ['Base', 'ja']} ])

project.save